blob: 9764b0567fd4e0a87e2a10c074c72ce5bee8c065 [file] [log] [blame]
[email protected]60a50072012-01-11 02:05:351// Copyright (c) 2012 The Chromium Authors. All rights reserved.
license.botbf09a502008-08-24 00:55:552// Use of this source code is governed by a BSD-style license that can be
3// found in the LICENSE file.
initial.commit09911bf2008-07-26 23:55:294
[email protected]2cff0052011-03-18 16:51:445#include "content/renderer/render_widget.h"
initial.commit09911bf2008-07-26 23:55:296
danakj4b347212018-07-04 17:55:177#include <cmath>
8#include <limits>
dcheng07945f632015-12-26 07:59:329#include <utility>
10
[email protected]c27dd4f2014-05-22 18:05:1911#include "base/auto_reset.h"
danakj4b347212018-07-04 17:55:1712#include "base/base_switches.h"
[email protected]32876ae2011-11-15 22:25:2113#include "base/bind.h"
Sebastien Marchand17fa2782019-01-25 19:28:1014#include "base/bind_helpers.h"
[email protected]4fb66842009-12-04 21:41:0015#include "base/command_line.h"
changwan7ded3752016-03-09 23:25:1216#include "base/feature_list.h"
initial.commit09911bf2008-07-26 23:55:2917#include "base/logging.h"
avi1023d012015-12-25 02:39:1418#include "base/macros.h"
dchengcedca5612016-04-09 01:40:1519#include "base/memory/ptr_util.h"
[email protected]b256eca2013-07-11 10:57:4020#include "base/memory/singleton.h"
asvitkine8d51e9d2016-09-02 23:55:4321#include "base/metrics/histogram_macros.h"
[email protected]aa4117f2011-12-09 22:19:2122#include "base/stl_util.h"
danakj4b347212018-07-04 17:55:1723#include "base/strings/string_number_conversions.h"
[email protected]74ebfb12013-06-07 20:48:0024#include "base/strings/utf_string_conversions.h"
Sebastien Marchand75a7cdf2018-11-13 23:47:0325#include "base/system/sys_info.h"
fdoraya19b7702016-12-23 14:19:3126#include "base/threading/thread_task_runner_handle.h"
primiano9e38d552015-01-28 04:18:0127#include "base/trace_event/trace_event.h"
[email protected]661eb9d2009-02-03 02:11:4828#include "build/build_config.h"
loyso6e6efc42017-01-21 02:23:0329#include "cc/animation/animation_host.h"
danakj4b347212018-07-04 17:55:1730#include "cc/base/switches.h"
xidachenfa0199e72017-05-11 11:34:2631#include "cc/input/touch_action.h"
Erik Chend44f1632019-08-20 17:31:0632#include "cc/paint/paint_worklet_layer_painter.h"
danakjba65a0912017-09-21 16:38:4233#include "cc/trees/layer_tree_frame_sink.h"
loyso6e6efc42017-01-21 02:23:0334#include "cc/trees/layer_tree_host.h"
danakj4c987652018-07-05 15:49:4135#include "cc/trees/ukm_manager.h"
Eric Karlfc977f72019-09-19 16:59:5536#include "components/viz/common/display/de_jelly.h"
danakj4b347212018-07-04 17:55:1737#include "components/viz/common/features.h"
Fady Samuelc645ffe2017-07-24 17:28:2038#include "components/viz/common/frame_sinks/begin_frame_source.h"
danakjf20f4502017-09-26 17:13:3139#include "components/viz/common/frame_sinks/copy_output_request.h"
danakj4b347212018-07-04 17:55:1740#include "components/viz/common/switches.h"
41#include "content/common/content_switches_internal.h"
paulmeyer6ef5a792016-11-08 20:33:5842#include "content/common/drag_event_source_info.h"
43#include "content/common/drag_messages.h"
jonrossa2ff4f82018-02-16 17:27:4644#include "content/common/render_frame_metadata.mojom.h"
jcivelliae1560a2016-11-01 22:40:2345#include "content/common/render_message_filter.mojom.h"
Nasko Oskovf97e8b02017-07-25 02:45:4246#include "content/common/swapped_out_messages.h"
ekaramad9053e57b2016-04-26 20:00:3847#include "content/common/text_input_state.h"
Albert J. Wong3c93c182018-09-27 17:29:4348#include "content/common/widget_messages.h"
mlamouriafca06dd2017-01-27 23:35:1849#include "content/public/common/content_client.h"
changwan7ded3752016-03-09 23:25:1250#include "content/public/common/content_features.h"
[email protected]c08950d22011-10-13 22:20:2951#include "content/public/common/content_switches.h"
[email protected]a09d53ce2014-01-31 00:46:4252#include "content/public/common/context_menu_params.h"
paulmeyer90f6c31d2016-11-12 00:17:5953#include "content/public/common/drop_data.h"
Khushal3e96e662017-10-30 23:16:5054#include "content/public/common/service_names.mojom.h"
Jaebaek Seo655110e2017-12-19 23:27:3955#include "content/public/common/use_zoom_for_dsf_policy.h"
mlamouriafca06dd2017-01-27 23:35:1856#include "content/public/renderer/content_renderer_client.h"
Avi Drissman07d22452019-03-25 17:56:3957#include "content/public/renderer/render_thread.h"
Saman Samid189e5dfd2017-12-20 22:55:3158#include "content/renderer/browser_plugin/browser_plugin.h"
Erik Chene8e50c622019-08-28 01:57:4959#include "content/renderer/browser_plugin/browser_plugin_manager.h"
Sadrul Habib Chowdhury31c98712018-12-11 04:15:1360#include "content/renderer/compositor/layer_tree_view.h"
paulmeyer6ef5a792016-11-08 20:33:5861#include "content/renderer/drop_data_builder.h"
[email protected]b2e4c70132013-10-03 02:07:5162#include "content/renderer/external_popup_menu.h"
Sadrul Habib Chowdhury31c98712018-12-11 04:15:1363#include "content/renderer/frame_swap_message_queue.h"
[email protected]66fca5bc2013-05-23 06:58:2964#include "content/renderer/ime_event_guard.h"
dtapuska9ec1a912017-04-21 15:18:3165#include "content/renderer/input/main_thread_event_queue.h"
Dave Tapuska9db80842017-07-24 17:24:2666#include "content/renderer/input/widget_input_handler_manager.h"
[email protected]adab2332013-07-25 18:04:3267#include "content/renderer/pepper/pepper_plugin_instance_impl.h"
Sadrul Habib Chowdhury31c98712018-12-11 04:15:1368#include "content/renderer/queue_message_swap_promise.h"
[email protected]bffc8302014-01-23 20:52:1669#include "content/renderer/render_frame_impl.h"
danakj4b347212018-07-04 17:55:1770#include "content/renderer/render_frame_metadata_observer_impl.h"
[email protected]e3244ed2014-06-20 20:04:2771#include "content/renderer/render_frame_proxy.h"
[email protected]8704f89b2011-04-15 00:30:0572#include "content/renderer/render_process.h"
[email protected]f1a29a02011-10-06 23:08:4473#include "content/renderer/render_thread_impl.h"
dcheng3ce04b62015-10-26 23:30:5574#include "content/renderer/render_view_impl.h"
Abhijeet Kandalkardccbd612019-04-08 17:37:0975#include "content/renderer/render_widget_screen_metrics_emulator.h"
tfarina556a7232014-10-05 01:02:0976#include "content/renderer/renderer_blink_platform_impl.h"
danakj4b347212018-07-04 17:55:1777#include "gpu/command_buffer/service/gpu_switches.h"
ekaramad330ba4232016-09-23 17:57:4778#include "ipc/ipc_message_start.h"
[email protected]484955942010-08-19 16:13:1879#include "ipc/ipc_sync_message.h"
Antoine Laboure55c9ef82017-11-10 18:51:2380#include "ipc/ipc_sync_message_filter.h"
danakj4b347212018-07-04 17:55:1781#include "media/base/media_switches.h"
Julie Jeongeun Kim6f4b7e02019-09-11 05:05:4682#include "mojo/public/cpp/bindings/pending_remote.h"
Scott Violet02e38b92018-03-27 23:42:1483#include "ppapi/buildflags/buildflags.h"
[email protected]661eb9d2009-02-03 02:11:4884#include "skia/ext/platform_canvas.h"
Blink Reformata30d4232018-04-07 15:31:0685#include "third_party/blink/public/platform/file_path_conversion.h"
Hajime Hoshi315a61f2018-08-14 17:27:2886#include "third_party/blink/public/platform/platform.h"
Blink Reformata30d4232018-04-07 15:31:0687#include "third_party/blink/public/platform/scheduler/web_render_widget_scheduling_state.h"
Yuta Kitamuradeb91bb2018-05-29 05:53:2088#include "third_party/blink/public/platform/scheduler/web_thread_scheduler.h"
Blink Reformata30d4232018-04-07 15:31:0689#include "third_party/blink/public/platform/web_cursor_info.h"
90#include "third_party/blink/public/platform/web_drag_data.h"
91#include "third_party/blink/public/platform/web_drag_operation.h"
92#include "third_party/blink/public/platform/web_mouse_event.h"
93#include "third_party/blink/public/platform/web_point.h"
94#include "third_party/blink/public/platform/web_rect.h"
95#include "third_party/blink/public/platform/web_runtime_features.h"
96#include "third_party/blink/public/platform/web_size.h"
97#include "third_party/blink/public/platform/web_string.h"
98#include "third_party/blink/public/web/web_autofill_client.h"
99#include "third_party/blink/public/web/web_device_emulation_params.h"
100#include "third_party/blink/public/web/web_frame_widget.h"
101#include "third_party/blink/public/web/web_input_method_controller.h"
102#include "third_party/blink/public/web/web_local_frame.h"
103#include "third_party/blink/public/web/web_node.h"
104#include "third_party/blink/public/web/web_page_popup.h"
105#include "third_party/blink/public/web/web_popup_menu_info.h"
106#include "third_party/blink/public/web/web_range.h"
107#include "third_party/blink/public/web/web_settings.h"
108#include "third_party/blink/public/web/web_view.h"
109#include "third_party/blink/public/web/web_widget.h"
[email protected]d353541f2012-05-03 22:45:41110#include "third_party/skia/include/core/SkShader.h"
Maksim Sisova33072d22019-01-24 15:44:25111#include "ui/base/clipboard/clipboard_constants.h"
Scott Violet8ff9c302018-02-22 22:28:35112#include "ui/base/ui_base_features.h"
danakj4b347212018-07-04 17:55:17113#include "ui/base/ui_base_switches.h"
dtapuska97286c882017-02-24 23:14:43114#include "ui/events/base_event_utils.h"
tfarina655f81d2014-12-23 02:38:50115#include "ui/gfx/geometry/point_conversions.h"
tfarina3b0452d2014-12-31 15:20:09116#include "ui/gfx/geometry/rect_conversions.h"
tfarinaebe974f02015-01-03 04:25:32117#include "ui/gfx/geometry/size_conversions.h"
[email protected]1835b9e2012-02-28 13:12:48118#include "ui/gfx/skia_util.h"
danakj4b347212018-07-04 17:55:17119#include "ui/gfx/switches.h"
[email protected]c9e2cbbb2012-05-12 21:17:27120#include "ui/gl/gl_switches.h"
danakj4b347212018-07-04 17:55:17121#include "ui/native_theme/native_theme_features.h"
122#include "ui/native_theme/overlay_scrollbar_constants_aura.h"
[email protected]d353541f2012-05-03 22:45:41123#include "ui/surface/transport_dib.h"
[email protected]661eb9d2009-02-03 02:11:48124
[email protected]eeb93112013-05-01 19:41:10125#if defined(OS_ANDROID)
[email protected]cefe9b152014-03-27 18:16:15126#include <android/keycodes.h>
wjmaclean1d970622017-01-21 22:28:24127#include "base/time/time.h"
[email protected]eeb93112013-05-01 19:41:10128#endif
129
[email protected]661eb9d2009-02-03 02:11:48130#if defined(OS_POSIX)
[email protected]d5282e72009-05-13 13:16:52131#include "third_party/skia/include/core/SkMallocPixelRef.h"
[email protected]d353541f2012-05-03 22:45:41132#include "third_party/skia/include/core/SkPixelRef.h"
[email protected]661eb9d2009-02-03 02:11:48133#endif // defined(OS_POSIX)
[email protected]8085dbc82008-09-26 22:53:44134
Ryan Landay9e42fd742017-08-12 01:59:11135using blink::WebImeTextSpan;
[email protected]180ef242013-11-07 06:50:46136using blink::WebCursorInfo;
[email protected]19193682014-04-03 15:01:43137using blink::WebDeviceEmulationParams;
paulmeyer90f6c31d2016-11-12 00:17:59138using blink::WebDragOperation;
paulmeyer6ef5a792016-11-08 20:33:58139using blink::WebDragOperationsMask;
140using blink::WebDragData;
paulmeyer90f6c31d2016-11-12 00:17:59141using blink::WebFrameWidget;
[email protected]180ef242013-11-07 06:50:46142using blink::WebGestureEvent;
143using blink::WebInputEvent;
dtapuska5d2e9c32015-12-03 16:39:49144using blink::WebInputEventResult;
ekaramad2daaf672016-11-10 20:29:01145using blink::WebInputMethodController;
paulmeyer6ef5a792016-11-08 20:33:58146using blink::WebLocalFrame;
[email protected]180ef242013-11-07 06:50:46147using blink::WebMouseEvent;
148using blink::WebMouseWheelEvent;
149using blink::WebNavigationPolicy;
donnda070f3c2015-01-16 19:54:11150using blink::WebNode;
[email protected]180ef242013-11-07 06:50:46151using blink::WebPagePopup;
dglazkove353a372016-09-01 01:33:48152using blink::WebRange;
[email protected]180ef242013-11-07 06:50:46153using blink::WebRect;
[email protected]180ef242013-11-07 06:50:46154using blink::WebSize;
paulmeyer90f6c31d2016-11-12 00:17:59155using blink::WebString;
[email protected]180ef242013-11-07 06:50:46156using blink::WebTextDirection;
157using blink::WebTouchEvent;
[email protected]f8ed4722013-12-03 03:27:25158using blink::WebTouchPoint;
[email protected]180ef242013-11-07 06:50:46159using blink::WebVector;
160using blink::WebWidget;
[email protected]e9ff79c2012-10-19 21:31:26161
paulmeyer90f6c31d2016-11-12 00:17:59162namespace content {
163
[email protected]6a4d7f62013-01-07 21:32:13164namespace {
[email protected]b256eca2013-07-11 10:57:40165
Albert J. Wong2727e8a82019-02-15 16:56:11166RenderWidget::CreateRenderWidgetFunction g_create_render_widget_for_frame =
167 nullptr;
168
Albert J. Wongcb004632018-07-10 22:58:25169using RoutingIDWidgetMap = std::map<int32_t, RenderWidget*>;
170base::LazyInstance<RoutingIDWidgetMap>::Leaky g_routing_id_widget_map =
171 LAZY_INSTANCE_INITIALIZER;
172
danakj4b347212018-07-04 17:55:17173const base::Feature kUnpremultiplyAndDitherLowBitDepthTiles = {
174 "UnpremultiplyAndDitherLowBitDepthTiles", base::FEATURE_ENABLED_BY_DEFAULT};
175
[email protected]b256eca2013-07-11 10:57:40176typedef std::map<std::string, ui::TextInputMode> TextInputModeMap;
177
AJITH KUMAR V041c0b02017-08-08 10:39:20178static const int kInvalidNextPreviousFlagsValue = -1;
yiyix6b90ef52018-10-09 19:55:30179static const char* kOOPIF = "OOPIF";
180static const char* kRenderer = "Renderer";
AJITH KUMAR V041c0b02017-08-08 10:39:20181
Ian Vollick7a847a82019-06-14 19:58:59182#if defined(OS_ANDROID)
183// With 32 bit pixels, this would mean less than 400kb per buffer. Much less
184// than required for, say, nHD.
185static const int kSmallScreenPixelThreshold = 1e5;
186bool IsSmallScreen(const gfx::Size& size) {
187 int area = 0;
188 if (!size.GetCheckedArea().AssignIfValid(&area))
189 return false;
190 return area < kSmallScreenPixelThreshold;
191}
192#endif
193
lfgbee1e0a2016-06-08 21:24:21194class WebWidgetLockTarget : public content::MouseLockDispatcher::LockTarget {
195 public:
Erik Chen7b985822019-08-30 00:39:12196 explicit WebWidgetLockTarget(RenderWidget* render_widget)
197 : render_widget_(render_widget) {}
lfgbee1e0a2016-06-08 21:24:21198
199 void OnLockMouseACK(bool succeeded) override {
Erik Chen7b985822019-08-30 00:39:12200 // TODO(https://crbug.com/995981): Once RenderWidget and WebWidget lifetimes
201 // are synchronized, we should remove these conditionals.
202 WebWidget* web_widget = render_widget_->GetWebWidget();
203 if (!web_widget)
204 return;
205
lfgbee1e0a2016-06-08 21:24:21206 if (succeeded)
Erik Chen7b985822019-08-30 00:39:12207 web_widget->DidAcquirePointerLock();
lfgbee1e0a2016-06-08 21:24:21208 else
Erik Chen7b985822019-08-30 00:39:12209 web_widget->DidNotAcquirePointerLock();
lfgbee1e0a2016-06-08 21:24:21210 }
211
Erik Chen7b985822019-08-30 00:39:12212 void OnMouseLockLost() override {
213 WebWidget* web_widget = render_widget_->GetWebWidget();
214 if (!web_widget)
215 return;
216
217 web_widget->DidLosePointerLock();
218 }
lfgbee1e0a2016-06-08 21:24:21219
220 bool HandleMouseLockedInputEvent(const blink::WebMouseEvent& event) override {
221 // The WebWidget handles mouse lock in Blink's handleInputEvent().
222 return false;
223 }
224
225 private:
Erik Chen7b985822019-08-30 00:39:12226 // The RenderWidget owns this instance and is guaranteed to outlive it.
227 RenderWidget* render_widget_;
lfgbee1e0a2016-06-08 21:24:21228};
229
Stephen Chenneyd56b5382019-01-29 00:37:02230class ScopedUkmRafAlignedInputTimer {
231 public:
232 explicit ScopedUkmRafAlignedInputTimer(blink::WebWidget* webwidget)
233 : webwidget_(webwidget) {
234 webwidget_->BeginRafAlignedInput();
235 }
236
237 ~ScopedUkmRafAlignedInputTimer() { webwidget_->EndRafAlignedInput(); }
238
239 private:
240 blink::WebWidget* webwidget_;
241
242 DISALLOW_COPY_AND_ASSIGN(ScopedUkmRafAlignedInputTimer);
243};
244
dglazkov97b6c2b2016-10-25 17:35:55245bool IsDateTimeInput(ui::TextInputType type) {
246 return type == ui::TEXT_INPUT_TYPE_DATE ||
247 type == ui::TEXT_INPUT_TYPE_DATE_TIME ||
248 type == ui::TEXT_INPUT_TYPE_DATE_TIME_LOCAL ||
249 type == ui::TEXT_INPUT_TYPE_MONTH ||
250 type == ui::TEXT_INPUT_TYPE_TIME || type == ui::TEXT_INPUT_TYPE_WEEK;
251}
252
paulmeyer90f6c31d2016-11-12 00:17:59253WebDragData DropMetaDataToWebDragData(
254 const std::vector<DropData::Metadata>& drop_meta_data) {
255 std::vector<WebDragData::Item> item_list;
256 for (const auto& meta_data_item : drop_meta_data) {
257 if (meta_data_item.kind == DropData::Kind::STRING) {
258 WebDragData::Item item;
Blink Reformat1c4d759e2017-04-09 16:34:54259 item.storage_type = WebDragData::Item::kStorageTypeString;
260 item.string_type = WebString::FromUTF16(meta_data_item.mime_type);
paulmeyer90f6c31d2016-11-12 00:17:59261 // Have to pass a dummy URL here instead of an empty URL because the
262 // DropData received by browser_plugins goes through a round trip:
263 // DropData::MetaData --> WebDragData-->DropData. In the end, DropData
264 // will contain an empty URL (which means no URL is dragged) if the URL in
265 // WebDragData is empty.
Maksim Sisova33072d22019-01-24 15:44:25266 if (base::EqualsASCII(meta_data_item.mime_type, ui::kMimeTypeURIList)) {
Blink Reformat1c4d759e2017-04-09 16:34:54267 item.string_data = WebString::FromUTF8("about:dragdrop-placeholder");
paulmeyer90f6c31d2016-11-12 00:17:59268 }
269 item_list.push_back(item);
270 continue;
271 }
272
273 // TODO(hush): crbug.com/584789. Blink needs to support creating a file with
274 // just the mimetype. This is needed to drag files to WebView on Android
275 // platform.
276 if ((meta_data_item.kind == DropData::Kind::FILENAME) &&
277 !meta_data_item.filename.empty()) {
278 WebDragData::Item item;
Blink Reformat1c4d759e2017-04-09 16:34:54279 item.storage_type = WebDragData::Item::kStorageTypeFilename;
280 item.filename_data = blink::FilePathToWebString(meta_data_item.filename);
paulmeyer90f6c31d2016-11-12 00:17:59281 item_list.push_back(item);
282 continue;
283 }
284
285 if (meta_data_item.kind == DropData::Kind::FILESYSTEMFILE) {
286 WebDragData::Item item;
Blink Reformat1c4d759e2017-04-09 16:34:54287 item.storage_type = WebDragData::Item::kStorageTypeFileSystemFile;
288 item.file_system_url = meta_data_item.file_system_url;
paulmeyer90f6c31d2016-11-12 00:17:59289 item_list.push_back(item);
290 continue;
291 }
292 }
293
294 WebDragData result;
Blink Reformat1c4d759e2017-04-09 16:34:54295 result.Initialize();
296 result.SetItems(item_list);
paulmeyer90f6c31d2016-11-12 00:17:59297 return result;
298}
299
300WebDragData DropDataToWebDragData(const DropData& drop_data) {
301 std::vector<WebDragData::Item> item_list;
302
303 // These fields are currently unused when dragging into WebKit.
304 DCHECK(drop_data.download_metadata.empty());
305 DCHECK(drop_data.file_contents.empty());
dcheng3dd85612017-02-08 10:46:23306 DCHECK(drop_data.file_contents_content_disposition.empty());
paulmeyer90f6c31d2016-11-12 00:17:59307
308 if (!drop_data.text.is_null()) {
309 WebDragData::Item item;
Blink Reformat1c4d759e2017-04-09 16:34:54310 item.storage_type = WebDragData::Item::kStorageTypeString;
Maksim Sisova33072d22019-01-24 15:44:25311 item.string_type = WebString::FromUTF8(ui::kMimeTypeText);
Blink Reformat1c4d759e2017-04-09 16:34:54312 item.string_data = WebString::FromUTF16(drop_data.text.string());
paulmeyer90f6c31d2016-11-12 00:17:59313 item_list.push_back(item);
314 }
315
316 if (!drop_data.url.is_empty()) {
317 WebDragData::Item item;
Blink Reformat1c4d759e2017-04-09 16:34:54318 item.storage_type = WebDragData::Item::kStorageTypeString;
Maksim Sisova33072d22019-01-24 15:44:25319 item.string_type = WebString::FromUTF8(ui::kMimeTypeURIList);
Blink Reformat1c4d759e2017-04-09 16:34:54320 item.string_data = WebString::FromUTF8(drop_data.url.spec());
321 item.title = WebString::FromUTF16(drop_data.url_title);
paulmeyer90f6c31d2016-11-12 00:17:59322 item_list.push_back(item);
323 }
324
325 if (!drop_data.html.is_null()) {
326 WebDragData::Item item;
Blink Reformat1c4d759e2017-04-09 16:34:54327 item.storage_type = WebDragData::Item::kStorageTypeString;
Maksim Sisova33072d22019-01-24 15:44:25328 item.string_type = WebString::FromUTF8(ui::kMimeTypeHTML);
Blink Reformat1c4d759e2017-04-09 16:34:54329 item.string_data = WebString::FromUTF16(drop_data.html.string());
330 item.base_url = drop_data.html_base_url;
paulmeyer90f6c31d2016-11-12 00:17:59331 item_list.push_back(item);
332 }
333
Darwin Huangb2ad4892019-05-13 20:15:39334 for (const ui::FileInfo& filename : drop_data.filenames) {
paulmeyer90f6c31d2016-11-12 00:17:59335 WebDragData::Item item;
Blink Reformat1c4d759e2017-04-09 16:34:54336 item.storage_type = WebDragData::Item::kStorageTypeFilename;
Darwin Huangb2ad4892019-05-13 20:15:39337 item.filename_data = blink::FilePathToWebString(filename.path);
Blink Reformat1c4d759e2017-04-09 16:34:54338 item.display_name_data =
Darwin Huangb2ad4892019-05-13 20:15:39339 blink::FilePathToWebString(base::FilePath(filename.display_name));
paulmeyer90f6c31d2016-11-12 00:17:59340 item_list.push_back(item);
341 }
342
Darwin Huangb2ad4892019-05-13 20:15:39343 for (const DropData::FileSystemFileInfo& file : drop_data.file_system_files) {
paulmeyer90f6c31d2016-11-12 00:17:59344 WebDragData::Item item;
Blink Reformat1c4d759e2017-04-09 16:34:54345 item.storage_type = WebDragData::Item::kStorageTypeFileSystemFile;
Darwin Huangb2ad4892019-05-13 20:15:39346 item.file_system_url = file.url;
347 item.file_system_file_size = file.size;
348 item.file_system_id = blink::WebString::FromASCII(file.filesystem_id);
paulmeyer90f6c31d2016-11-12 00:17:59349 item_list.push_back(item);
350 }
351
Darwin Huangb2ad4892019-05-13 20:15:39352 for (const auto& data : drop_data.custom_data) {
paulmeyer90f6c31d2016-11-12 00:17:59353 WebDragData::Item item;
Blink Reformat1c4d759e2017-04-09 16:34:54354 item.storage_type = WebDragData::Item::kStorageTypeString;
Darwin Huangb2ad4892019-05-13 20:15:39355 item.string_type = WebString::FromUTF16(data.first);
356 item.string_data = WebString::FromUTF16(data.second);
paulmeyer90f6c31d2016-11-12 00:17:59357 item_list.push_back(item);
358 }
359
360 WebDragData result;
Blink Reformat1c4d759e2017-04-09 16:34:54361 result.Initialize();
362 result.SetItems(item_list);
363 result.SetFilesystemId(WebString::FromUTF16(drop_data.filesystem_id));
paulmeyer90f6c31d2016-11-12 00:17:59364 return result;
365}
366
dtapuskac4dd5be2016-10-25 15:11:10367ui::TextInputType ConvertWebTextInputType(blink::WebTextInputType type) {
368 // Check the type is in the range representable by ui::TextInputType.
369 DCHECK_LE(type, static_cast<int>(ui::TEXT_INPUT_TYPE_MAX))
370 << "blink::WebTextInputType and ui::TextInputType not synchronized";
371 return static_cast<ui::TextInputType>(type);
372}
373
374ui::TextInputMode ConvertWebTextInputMode(blink::WebTextInputMode mode) {
375 // Check the mode is in the range representable by ui::TextInputMode.
376 DCHECK_LE(mode, static_cast<int>(ui::TEXT_INPUT_MODE_MAX))
377 << "blink::WebTextInputMode and ui::TextInputMode not synchronized";
378 return static_cast<ui::TextInputMode>(mode);
379}
380
Mitsuru Oshima3c07b332018-02-06 04:56:50381// Returns true if the device scale is high enough that losing subpixel
382// antialiasing won't have a noticeable effect on text quality.
383static bool DeviceScaleEnsuresTextQuality(float device_scale_factor) {
384#if defined(OS_ANDROID) || defined(OS_CHROMEOS)
385 // On Android, we never have subpixel antialiasing. On Chrome OS we prefer to
386 // composite all scrollers so that we get animated overlay scrollbars.
387 return true;
388#else
389 // 1.5 is a common touchscreen tablet device scale factor. For such
390 // devices main thread antialiasing is a heavy burden.
391 return device_scale_factor >= 1.5f;
392#endif
393}
394
danakjcf409aa2019-09-20 15:22:30395static bool ComputePreferCompositingToLCDText(
396 CompositorDependencies* compositor_deps,
397 float device_scale_factor) {
Mitsuru Oshima3c07b332018-02-06 04:56:50398 const base::CommandLine& command_line =
399 *base::CommandLine::ForCurrentProcess();
400 if (command_line.HasSwitch(switches::kDisablePreferCompositingToLCDText))
401 return false;
402 if (command_line.HasSwitch(switches::kEnablePreferCompositingToLCDText))
403 return true;
404 if (!compositor_deps->IsLcdTextEnabled())
405 return true;
Sam Fortiner263211222019-08-09 16:44:41406 if (base::FeatureList::IsEnabled(features::kPreferCompositingToLCDText))
407 return true;
Mitsuru Oshima3c07b332018-02-06 04:56:50408 return DeviceScaleEnsuresTextQuality(device_scale_factor);
409}
410
[email protected]b256eca2013-07-11 10:57:40411} // namespace
412
[email protected]b2e4c70132013-10-03 02:07:51413// RenderWidget ---------------------------------------------------------------
414
Albert J. Wong2727e8a82019-02-15 16:56:11415// static
416void RenderWidget::InstallCreateForFrameHook(
417 CreateRenderWidgetFunction create_widget) {
418 g_create_render_widget_for_frame = create_widget;
419}
420
Erik Chen3433ee02019-08-05 20:14:26421std::unique_ptr<RenderWidget> RenderWidget::CreateForFrame(
Albert J. Wong2727e8a82019-02-15 16:56:11422 int32_t widget_routing_id,
423 CompositorDependencies* compositor_deps,
Albert J. Wongdd88f5e2019-09-11 19:22:04424 PageProperties* page_properties,
Albert J. Wong2727e8a82019-02-15 16:56:11425 blink::WebDisplayMode display_mode,
danakjbd1a86a2019-09-06 17:24:31426 bool is_undead,
Erik Chen10e9b022019-08-21 23:33:23427 bool never_visible) {
Albert J. Wong2727e8a82019-02-15 16:56:11428 if (g_create_render_widget_for_frame) {
Julie Jeongeun Kim02291d732019-09-07 03:08:58429 return g_create_render_widget_for_frame(
Albert J. Wonga3dbd5442019-09-18 10:38:28430 widget_routing_id, compositor_deps, page_properties, display_mode,
431 is_undead, never_visible, mojo::NullReceiver());
Albert J. Wong2727e8a82019-02-15 16:56:11432 }
433
Erik Chen3433ee02019-08-05 20:14:26434 return std::make_unique<RenderWidget>(
Albert J. Wonga3dbd5442019-09-18 10:38:28435 widget_routing_id, compositor_deps, page_properties, display_mode,
436 is_undead,
Julie Jeongeun Kim02291d732019-09-07 03:08:58437 /*hidden=*/true, never_visible, mojo::NullReceiver());
Albert J. Wong2727e8a82019-02-15 16:56:11438}
439
Erik Chen3433ee02019-08-05 20:14:26440RenderWidget* RenderWidget::CreateForPopup(
Albert J. Wong2727e8a82019-02-15 16:56:11441 int32_t widget_routing_id,
442 CompositorDependencies* compositor_deps,
Albert J. Wongdd88f5e2019-09-11 19:22:04443 PageProperties* page_properties,
Albert J. Wong2727e8a82019-02-15 16:56:11444 blink::WebDisplayMode display_mode,
Albert J. Wong2727e8a82019-02-15 16:56:11445 bool hidden,
446 bool never_visible,
Julie Jeongeun Kim02291d732019-09-07 03:08:58447 mojo::PendingReceiver<mojom::Widget> widget_receiver) {
Albert J. Wongdd88f5e2019-09-11 19:22:04448 return new RenderWidget(widget_routing_id, compositor_deps, page_properties,
Albert J. Wonga3dbd5442019-09-18 10:38:28449 display_mode, /*is_undead=*/false, hidden,
450 never_visible, std::move(widget_receiver));
Albert J. Wong2727e8a82019-02-15 16:56:11451}
452
danakj829cdd142018-09-14 21:13:27453RenderWidget::RenderWidget(int32_t widget_routing_id,
454 CompositorDependencies* compositor_deps,
Albert J. Wongdd88f5e2019-09-11 19:22:04455 PageProperties* page_properties,
danakj829cdd142018-09-14 21:13:27456 blink::WebDisplayMode display_mode,
danakjbd1a86a2019-09-06 17:24:31457 bool is_undead,
danakj829cdd142018-09-14 21:13:27458 bool hidden,
459 bool never_visible,
Julie Jeongeun Kim02291d732019-09-07 03:08:58460 mojo::PendingReceiver<mojom::Widget> widget_receiver)
nick8331f8ad2016-11-15 20:42:45461 : routing_id_(widget_routing_id),
dcheng35d31c112015-07-22 00:17:36462 compositor_deps_(compositor_deps),
Albert J. Wongdd88f5e2019-09-11 19:22:04463 page_properties_(page_properties),
[email protected]1ac10dca2013-08-20 20:47:04464 is_hidden_(hidden),
danakj2d2889a2019-04-05 21:22:08465 compositor_never_visible_(never_visible),
danakj73dd3032018-07-28 17:49:53466 display_mode_(display_mode),
danakjbd1a86a2019-09-06 17:24:31467 is_undead_(is_undead),
AJITH KUMAR V041c0b02017-08-08 10:39:20468 next_previous_flags_(kInvalidNextPreviousFlagsValue),
samans26510e442017-06-01 22:29:12469 frame_swap_message_queue_(new FrameSwapMessageQueue(routing_id_)),
Julie Jeongeun Kim02291d732019-09-07 03:08:58470 widget_receiver_(this, std::move(widget_receiver)) {
nick8331f8ad2016-11-15 20:42:45471 DCHECK_NE(routing_id_, MSG_ROUTING_NONE);
Avi Drissman07d22452019-03-25 17:56:39472 DCHECK(RenderThread::IsMainThread());
Albert J. Wongdd88f5e2019-09-11 19:22:04473 DCHECK(page_properties);
alexclarke7fa93942015-10-21 15:37:11474
475 // In tests there may not be a RenderThreadImpl.
476 if (RenderThreadImpl::current()) {
477 render_widget_scheduling_state_ = RenderThreadImpl::current()
Yuta Kitamura3331f5c2018-04-05 11:12:25478 ->GetWebMainThreadScheduler()
dcheng07945f632015-12-26 07:59:32479 ->NewRenderWidgetSchedulingState();
alexclarke7fa93942015-10-21 15:37:11480 render_widget_scheduling_state_->SetHidden(is_hidden_);
481 }
Albert J. Wongcb004632018-07-10 22:58:25482
483 if (routing_id_ != MSG_ROUTING_NONE)
484 g_routing_id_widget_map.Get().emplace(routing_id_, this);
initial.commit09911bf2008-07-26 23:55:29485}
486
487RenderWidget::~RenderWidget() {
danakj557248b2019-09-25 17:17:40488 DCHECK(!webwidget_) << "Leaking our WebWidget!";
Erik Chen3433ee02019-08-05 20:14:26489 DCHECK(closed_)
490 << " RenderWidget must be destroyed via RenderWidget::Close()";
Albert J. Wong7bbf22d2018-12-20 00:27:27491
Albert J. Wongcb004632018-07-10 22:58:25492 // TODO(ajwong): Add in check that routing_id_ has been removed from
493 // g_routing_id_widget_map once the shutdown semantics for RenderWidget
494 // and RenderViewImpl are rationalized. Currently, too many unit and
495 // browser tests delete a RenderWidget without correclty going through
496 // the shutdown. https://crbug.com/545684
initial.commit09911bf2008-07-26 23:55:29497}
498
[email protected]484955942010-08-19 16:13:18499// static
Albert J. Wongcb004632018-07-10 22:58:25500RenderWidget* RenderWidget::FromRoutingID(int32_t routing_id) {
Avi Drissman07d22452019-03-25 17:56:39501 DCHECK(RenderThread::IsMainThread());
Albert J. Wongcb004632018-07-10 22:58:25502 RoutingIDWidgetMap* widgets = g_routing_id_widget_map.Pointer();
jdoerrie5a73d0fa2018-10-02 23:54:05503 auto it = widgets->find(routing_id);
Albert J. Wongcb004632018-07-10 22:58:25504 return it == widgets->end() ? NULL : it->second;
505}
506
danakj25ec6e2b2018-09-26 17:01:31507void RenderWidget::InitForPopup(ShowCallback show_callback,
508 blink::WebPagePopup* web_page_popup) {
Erik Chen3433ee02019-08-05 20:14:26509 popup_ = true;
danakj25ec6e2b2018-09-26 17:01:31510 Init(std::move(show_callback), web_page_popup);
initial.commit09911bf2008-07-26 23:55:29511}
512
danakj872a96a12019-09-18 21:53:14513void RenderWidget::InitForPepperFullscreen(ShowCallback show_callback,
514 blink::WebWidget* web_widget) {
515 pepper_fullscreen_ = true;
516 Init(std::move(show_callback), web_widget);
517}
518
519void RenderWidget::InitForMainFrame(ShowCallback show_callback,
520 blink::WebFrameWidget* web_frame_widget) {
521 Init(std::move(show_callback), web_frame_widget);
522}
523
danakj6a816592018-09-25 18:30:56524void RenderWidget::InitForChildLocalRoot(
525 blink::WebFrameWidget* web_frame_widget) {
danakj6dcbc5962018-11-16 16:45:42526 for_child_local_root_frame_ = true;
danakj6a816592018-09-25 18:30:56527 Init(base::NullCallback(), web_frame_widget);
dchengda9b4bb2015-07-20 20:58:08528}
529
Erik Chen3433ee02019-08-05 20:14:26530void RenderWidget::CloseForFrame(std::unique_ptr<RenderWidget> widget) {
danakj8f0bd6c2019-03-14 15:35:24531 DCHECK(for_child_local_root_frame_);
danakj557248b2019-09-25 17:17:40532 DCHECK_EQ(widget.get(), this); // This method takes ownership of |this|.
533
Erik Chen3433ee02019-08-05 20:14:26534 PrepareForClose();
535
536 // The RenderWidget may be deattached from JS, which in turn may be called
537 // in a re-entrant context. We cannot synchronously destroy the object, so we
538 // post a task to do so later.
danakjcdfc4262019-10-01 20:09:48539 //
540 // Unretained(this) stays valid because |this| is owned by the |widget| being
541 // passed to Close().
Erik Chen3433ee02019-08-05 20:14:26542 GetCleanupTaskRunner()->PostNonNestableTask(
danakjcdfc4262019-10-01 20:09:48543 FROM_HERE, base::BindOnce(&RenderWidget::Close, base::Unretained(this),
544 std::move(widget)));
kenrba7199832015-01-22 23:44:59545}
546
Scott Violetae08f332018-07-27 17:37:23547void RenderWidget::Init(ShowCallback show_callback, WebWidget* web_widget) {
danakj557248b2019-09-25 17:17:40548 DCHECK(!webwidget_);
nick4df698d82016-11-11 20:39:23549 DCHECK_NE(routing_id_, MSG_ROUTING_NONE);
initial.commit09911bf2008-07-26 23:55:29550
danakj17216f4d2018-10-16 22:57:32551 RenderThreadImpl* render_thread_impl = RenderThreadImpl::current();
552
Jeremy Roman04f27c372017-10-27 15:20:55553 input_handler_ = std::make_unique<RenderWidgetInputHandler>(this, this);
nick8331f8ad2016-11-15 20:42:45554
danakj17216f4d2018-10-16 22:57:32555 LayerTreeView* layer_tree_view = InitializeLayerTreeView();
Erik Chena2819852019-08-28 01:02:28556
557 // TODO(https://crbug.com/995981): This conditional is temporary logic to
558 // handle the case of remote main frame RenderWidgets [which shouldn't exist
559 // to begin with].
560 if (web_widget)
561 web_widget->SetAnimationHost(layer_tree_view->animation_host());
Dave Tapuska9db80842017-07-24 17:24:26562
danakj31699d5b2018-09-18 15:39:17563 blink::scheduler::WebThreadScheduler* main_thread_scheduler = nullptr;
564 if (render_thread_impl)
565 main_thread_scheduler = render_thread_impl->GetWebMainThreadScheduler();
Alexander Timin41e917d2018-07-02 16:25:35566 blink::scheduler::WebThreadScheduler* compositor_thread_scheduler =
567 blink::scheduler::WebThreadScheduler::CompositorThreadScheduler();
danakj31699d5b2018-09-18 15:39:17568 scoped_refptr<base::SingleThreadTaskRunner> compositor_input_task_runner;
danakj89ae4532018-12-12 22:52:55569 // Use the compositor thread task runner unless this is a popup or other such
570 // non-frame widgets. The |compositor_thread_scheduler| can be null in tests
571 // without a compositor thread.
572 if (for_frame() && compositor_thread_scheduler) {
573 compositor_input_task_runner =
574 compositor_thread_scheduler->InputTaskRunner();
danakj31699d5b2018-09-18 15:39:17575 }
Alexander Timin41e917d2018-07-02 16:25:35576
David Bokan3fc68482019-03-13 04:48:49577 // We only use an external input handler for frame RenderWidgets because only
578 // frames use the compositor for input handling. Other kinds of RenderWidgets
579 // (e.g. popups, plugins) must forward their input directly through
580 // RenderWidgetInputHandler into Blink.
581 bool uses_input_handler = for_frame();
Dave Tapuska04bc5ee92018-04-17 19:03:31582 widget_input_handler_manager_ = WidgetInputHandlerManager::Create(
danakj31699d5b2018-09-18 15:39:17583 weak_ptr_factory_.GetWeakPtr(), std::move(compositor_input_task_runner),
David Bokan3fc68482019-03-13 04:48:49584 main_thread_scheduler, uses_input_handler);
Stephen Chenneybccdd0302019-08-15 12:21:28585 base::CommandLine* command_line = base::CommandLine::ForCurrentProcess();
586 if (command_line->HasSwitch(switches::kAllowPreCommitInput))
Stephen Chenney1b197822019-09-04 14:25:48587 widget_input_handler_manager_->AllowPreCommitInput();
Dave Tapuska9db80842017-07-24 17:24:26588
danakjdf1ceb72018-07-18 20:02:25589 show_callback_ = std::move(show_callback);
initial.commit09911bf2008-07-26 23:55:29590
danakj81d399b2019-09-05 15:02:37591#if defined(OS_MACOSX)
592 text_input_client_observer_ =
593 std::make_unique<TextInputClientObserver>(for_frame() ? this : nullptr);
594#endif
595
danakj557248b2019-09-25 17:17:40596 webwidget_ = web_widget;
Erik Chen7b985822019-08-30 00:39:12597 webwidget_mouse_lock_target_.reset(new WebWidgetLockTarget(this));
lfgbee1e0a2016-06-08 21:24:21598 mouse_lock_dispatcher_.reset(new RenderWidgetMouseLockDispatcher(this));
initial.commit09911bf2008-07-26 23:55:29599
nick4df698d82016-11-11 20:39:23600 RenderThread::Get()->AddRoute(routing_id_, this);
initial.commit09911bf2008-07-26 23:55:29601}
602
thakis18e426412017-03-15 12:06:37603#if BUILDFLAG(USE_EXTERNAL_POPUP_MENU)
[email protected]b2e4c70132013-10-03 02:07:51604void RenderWidget::SetExternalPopupOriginAdjustmentsForEmulation(
Albert J. Wong7bbf22d2018-12-20 00:27:27605 ExternalPopupMenu* popup) {
Erik Chen1dd127d2019-09-21 02:33:04606 if (page_properties_->ScreenMetricsEmulator())
607 popup->SetOriginScaleForEmulation(
608 page_properties_->ScreenMetricsEmulator()->scale());
[email protected]b2e4c70132013-10-03 02:07:51609}
[email protected]53907862014-03-25 15:42:40610#endif
[email protected]b2e4c70132013-10-03 02:07:51611
612void RenderWidget::OnShowHostContextMenu(ContextMenuParams* params) {
Erik Chen1dd127d2019-09-21 02:33:04613 if (page_properties_->ScreenMetricsEmulator())
614 page_properties_->ScreenMetricsEmulator()->OnShowContextMenu(params);
[email protected]b2e4c70132013-10-03 02:07:51615}
616
[email protected]a95986a82010-12-24 06:19:28617bool RenderWidget::OnMessageReceived(const IPC::Message& message) {
Erik Chenbcb4584a2019-09-16 18:45:27618 // TODO(https://crbug.com/1000502): Don't process IPC messages on undead
619 // RenderWidgets. We would like to eventually remove them altogether, so they
620 // won't be able to process IPC messages. An undead widget may become
621 // provisional again, so we must check for that too. Provisional frames don't
622 // receive messages until swapped in.
623 if (is_undead_)
624 return false;
625
Erik Chenfab10fd2019-09-05 07:21:30626 bool handled = false;
627 IPC_BEGIN_MESSAGE_MAP(RenderWidget, message)
Erik Chenfab10fd2019-09-05 07:21:30628 IPC_MESSAGE_HANDLER(WidgetMsg_EnableDeviceEmulation,
629 OnEnableDeviceEmulation)
630 IPC_MESSAGE_HANDLER(WidgetMsg_DisableDeviceEmulation,
631 OnDisableDeviceEmulation)
632 IPC_END_MESSAGE_MAP()
633 if (handled)
634 return true;
635
Erik Chenbcb4584a2019-09-16 18:45:27636 // TODO(https://crbug.com/1000502): We shouldn't process IPC messages on
637 // provisional frames.
638 if (IsForProvisionalFrame())
Erik Chenfab10fd2019-09-05 07:21:30639 return false;
Erik Chenbcb4584a2019-09-16 18:45:27640
ekaramad330ba4232016-09-23 17:57:47641#if defined(OS_MACOSX)
642 if (IPC_MESSAGE_CLASS(message) == TextInputClientMsgStart)
643 return text_input_client_observer_->OnMessageReceived(message);
644#endif
lfgbee1e0a2016-06-08 21:24:21645 if (mouse_lock_dispatcher_ &&
646 mouse_lock_dispatcher_->OnMessageReceived(message))
647 return true;
648
[email protected]a95986a82010-12-24 06:19:28649 IPC_BEGIN_MESSAGE_MAP(RenderWidget, message)
Albert J. Wong3c93c182018-09-27 17:29:43650 IPC_MESSAGE_HANDLER(WidgetMsg_ShowContextMenu, OnShowContextMenu)
651 IPC_MESSAGE_HANDLER(WidgetMsg_Close, OnClose)
Albert J. Wong3c93c182018-09-27 17:29:43652 IPC_MESSAGE_HANDLER(WidgetMsg_WasHidden, OnWasHidden)
653 IPC_MESSAGE_HANDLER(WidgetMsg_WasShown, OnWasShown)
654 IPC_MESSAGE_HANDLER(WidgetMsg_SetActive, OnSetActive)
Albert J. Wong3c93c182018-09-27 17:29:43655 IPC_MESSAGE_HANDLER(WidgetMsg_SetTextDirection, OnSetTextDirection)
656 IPC_MESSAGE_HANDLER(WidgetMsg_SetBounds_ACK, OnRequestSetBoundsAck)
657 IPC_MESSAGE_HANDLER(WidgetMsg_UpdateScreenRects, OnUpdateScreenRects)
658 IPC_MESSAGE_HANDLER(WidgetMsg_ForceRedraw, OnForceRedraw)
659 IPC_MESSAGE_HANDLER(WidgetMsg_SetViewportIntersection,
kenrbea731792017-01-13 15:10:48660 OnSetViewportIntersection)
Albert J. Wong3c93c182018-09-27 17:29:43661 IPC_MESSAGE_HANDLER(WidgetMsg_SetIsInert, OnSetIsInert)
662 IPC_MESSAGE_HANDLER(WidgetMsg_SetInheritedEffectiveTouchAction,
sunxd540a9962018-05-24 22:51:06663 OnSetInheritedEffectiveTouchAction)
Albert J. Wong3c93c182018-09-27 17:29:43664 IPC_MESSAGE_HANDLER(WidgetMsg_UpdateRenderThrottlingStatus,
Ken Buchanan8a319fb2017-11-15 18:37:12665 OnUpdateRenderThrottlingStatus)
Albert J. Wong3c93c182018-09-27 17:29:43666 IPC_MESSAGE_HANDLER(WidgetMsg_WaitForNextFrameForTests,
lfg43e08e62016-02-03 18:51:37667 OnWaitNextFrameForTests)
paulmeyer90f6c31d2016-11-12 00:17:59668 IPC_MESSAGE_HANDLER(DragMsg_TargetDragEnter, OnDragTargetDragEnter)
669 IPC_MESSAGE_HANDLER(DragMsg_TargetDragOver, OnDragTargetDragOver)
670 IPC_MESSAGE_HANDLER(DragMsg_TargetDragLeave, OnDragTargetDragLeave)
671 IPC_MESSAGE_HANDLER(DragMsg_TargetDrop, OnDragTargetDrop)
paulmeyer8fc8ea92016-11-15 05:12:21672 IPC_MESSAGE_HANDLER(DragMsg_SourceEnded, OnDragSourceEnded)
673 IPC_MESSAGE_HANDLER(DragMsg_SourceSystemDragEnded,
674 OnDragSourceSystemDragEnded)
[email protected]a95986a82010-12-24 06:19:28675 IPC_MESSAGE_UNHANDLED(handled = false)
676 IPC_END_MESSAGE_MAP()
677 return handled;
678}
initial.commit09911bf2008-07-26 23:55:29679
680bool RenderWidget::Send(IPC::Message* message) {
danakjbf3df73c2019-09-06 21:21:21681 // Undead RenderWidgets should not be used.
682 CHECK(!is_undead_);
683 // Provisional frames don't send IPCs until they are swapped in/committed.
684 CHECK(!IsForProvisionalFrame());
685
686 // Don't send any messages after the browser has told us to close.
danakj6dcbc5962018-11-16 16:45:42687 if (closing_) {
688 delete message;
689 return false;
690 }
initial.commit09911bf2008-07-26 23:55:29691
692 // If given a messsage without a routing ID, then assign our routing ID.
693 if (message->routing_id() == MSG_ROUTING_NONE)
694 message->set_routing_id(routing_id_);
695
[email protected]380244092011-10-07 17:26:27696 return RenderThread::Get()->Send(message);
[email protected]8085dbc82008-09-26 22:53:44697}
698
dtapuska014ed082016-11-11 21:58:48699void RenderWidget::SendOrCrash(IPC::Message* message) {
700 bool result = Send(message);
701 CHECK(closing_ || result) << "Failed to send message";
702}
703
ekaramad5aff1942017-01-06 01:26:35704bool RenderWidget::ShouldHandleImeEvents() const {
Albert J. Wong7bbf22d2018-12-20 00:27:27705 if (delegate())
danakj89ae4532018-12-12 22:52:55706 return has_focus_;
707 if (for_child_local_root_frame_) {
708 // TODO(ekaramad): We track page focus in all RenderViews on the page but
709 // the RenderWidgets corresponding to child local roots do not get the
710 // update. For now, this method returns true when the RenderWidget is for a
711 // child local frame, i.e., IME events will be processed regardless of page
712 // focus. We should revisit this after page focus for OOPIFs has been fully
713 // resolved (https://crbug.com/689777).
714 return true;
715 }
716 // Not a frame widget.
717 return false;
ekaramad5aff1942017-01-06 01:26:35718}
719
initial.commit09911bf2008-07-26 23:55:29720void RenderWidget::OnClose() {
Erik Chen3433ee02019-08-05 20:14:26721 DCHECK(popup_ || pepper_fullscreen_);
722
Erik Chen3433ee02019-08-05 20:14:26723 PrepareForClose();
Erik Chen78d57ea2019-08-30 00:13:42724
725 // IPCs can be invoked from nested message loops. We must dispatch this
726 // task non-nested to avoid re-entrancy issues.
danakjcdfc4262019-10-01 20:09:48727 //
728 // Unretained(this) stays valid because |this| is owned by the |widget| being
729 // passed to Close().
Erik Chen78d57ea2019-08-30 00:13:42730 GetCleanupTaskRunner()->PostNonNestableTask(
danakjcdfc4262019-10-01 20:09:48731 FROM_HERE, base::BindOnce(&RenderWidget::Close, base::Unretained(this),
732 base::WrapUnique(this)));
Erik Chen3433ee02019-08-05 20:14:26733}
734
735void RenderWidget::PrepareForClose() {
Avi Drissman07d22452019-03-25 17:56:39736 DCHECK(RenderThread::IsMainThread());
danakjcdfc4262019-10-01 20:09:48737 DCHECK(!closing_);
dchengd96a27a2015-07-24 20:17:32738 closing_ = true;
739
740 // Browser correspondence is no longer needed at this point.
741 if (routing_id_ != MSG_ROUTING_NONE) {
742 RenderThread::Get()->RemoveRoute(routing_id_);
Albert J. Wongcb004632018-07-10 22:58:25743 g_routing_id_widget_map.Get().erase(routing_id_);
dchengd96a27a2015-07-24 20:17:32744 }
745
danakj327a4fe2019-01-26 00:00:35746 // Stop handling main thread input events immediately so we don't have them
747 // running while things are partly shut down.
748 if (input_event_queue_)
749 input_event_queue_->ClearClient();
750
danakjcdfc4262019-10-01 20:09:48751 close_weak_ptr_factory_.InvalidateWeakPtrs();
danakj557248b2019-09-25 17:17:40752
danakjcdfc4262019-10-01 20:09:48753 // The |webwidget_| will be null when the main frame RenderWidget is undead.
754 if (webwidget_)
danakj557248b2019-09-25 17:17:40755 webwidget_->Close();
756 webwidget_ = nullptr;
initial.commit09911bf2008-07-26 23:55:29757}
758
Erik Chenc71b51fe2019-09-19 21:34:27759void RenderWidget::SynchronizeVisualPropertiesFromRenderView(
Albert J. Wong0a918192019-08-28 01:05:28760 const VisualProperties& visual_properties_from_browser) {
Erik Chenc71b51fe2019-09-19 21:34:27761 TRACE_EVENT0("renderer",
762 "RenderWidget::SynchronizeVisualPropertiesFromRenderView");
EhsanKbd2cea992017-11-23 18:49:08763
Albert J. Wong0a918192019-08-28 01:05:28764 VisualProperties visual_properties = visual_properties_from_browser;
danakj01474dd2019-01-28 10:46:04765 // Web tests can override the device scale factor in the renderer.
766 if (device_scale_factor_for_testing_) {
Albert J. Wong0a918192019-08-28 01:05:28767 visual_properties.screen_info.device_scale_factor =
768 device_scale_factor_for_testing_;
W. James MacLean73742842019-09-06 18:44:49769 visual_properties.compositor_viewport_pixel_rect =
770 gfx::Rect(gfx::ScaleToCeiledSize(
771 visual_properties.new_size,
772 visual_properties.screen_info.device_scale_factor));
danakj01474dd2019-01-28 10:46:04773 }
danakjcf409aa2019-09-20 15:22:30774 // Web tests can override the zoom level in the renderer.
775 if (zoom_level_for_testing_ != -INFINITY)
776 visual_properties.zoom_level = zoom_level_for_testing_;
danakj04d128a2019-01-25 02:10:20777
778 // Inform the rendering thread of the color space indicating the presence of
779 // HDR capabilities. The HDR bit happens to be globally true/false for all
780 // browser windows (on Windows OS) and thus would be the same for all
781 // RenderWidgets, so clobbering each other works out since only the HDR bit is
782 // used. See https://crbug.com/803451 and
783 // https://chromium-review.googlesource.com/c/chromium/src/+/852912/15#message-68bbd3e25c3b421a79cd028b2533629527d21fee
784 //
785 // The RenderThreadImpl can be null in tests.
786 {
787 RenderThreadImpl* render_thread = RenderThreadImpl::current();
788 if (render_thread)
Albert J. Wong0a918192019-08-28 01:05:28789 render_thread->SetRenderingColorSpace(
790 visual_properties.screen_info.color_space);
danakj04d128a2019-01-25 02:10:20791 }
792
Albert J. Wong7bbf22d2018-12-20 00:27:27793 if (delegate()) {
Albert J. Wong0a918192019-08-28 01:05:28794 if (size_ != visual_properties.new_size) {
danakj84bbf552019-01-21 21:33:31795 // Only hide popups when the size changes. Eg https://crbug.com/761908.
danakjcf409aa2019-09-20 15:22:30796 // TODO(danakj): If OnSynchronizeVisualProperties doesn't happen on an
797 // undead widget then this can go through the WebFrameWidget->WebView
798 // instead of through the delegate, letting us delete that delegate API.
danakj84bbf552019-01-21 21:33:31799 delegate()->CancelPagePopupForWidget();
800 }
danakja2c9d0a92018-07-25 20:01:18801
Albert J. Wong0a918192019-08-28 01:05:28802 if (display_mode_ != visual_properties.display_mode) {
803 display_mode_ = visual_properties.display_mode;
804 delegate()->ApplyNewDisplayModeForWidget(visual_properties.display_mode);
danakja2c9d0a92018-07-25 20:01:18805 }
806
danakjd990b4c2019-09-18 20:34:29807 SetAutoResizeMode(visual_properties.auto_resize_enabled,
808 visual_properties.min_size_for_auto_resize,
809 visual_properties.max_size_for_auto_resize,
810 visual_properties.screen_info.device_scale_factor);
danakja2c9d0a92018-07-25 20:01:18811
812 browser_controls_shrink_blink_size_ =
Albert J. Wong0a918192019-08-28 01:05:28813 visual_properties.browser_controls_shrink_blink_size;
814 top_controls_height_ = visual_properties.top_controls_height;
815 bottom_controls_height_ = visual_properties.bottom_controls_height;
[email protected]b2e4c70132013-10-03 02:07:51816 }
817
danakj3c2dfa52019-09-18 19:04:47818 if (for_frame()) {
danakjcf409aa2019-09-20 15:22:30819 SetZoomLevel(visual_properties.zoom_level);
820
danakj3c2dfa52019-09-18 19:04:47821 bool capture_sequence_number_changed =
822 visual_properties.capture_sequence_number !=
823 last_capture_sequence_number_;
824 if (capture_sequence_number_changed) {
825 last_capture_sequence_number_ = visual_properties.capture_sequence_number;
826
827 // Propagate changes down to child local root RenderWidgets and
828 // BrowserPlugins in other frame trees/processes.
829 for (auto& observer : render_frame_proxies_) {
830 observer.UpdateCaptureSequenceNumber(
831 visual_properties.capture_sequence_number);
832 }
833 for (auto& observer : browser_plugins_) {
834 observer.UpdateCaptureSequenceNumber(
835 visual_properties.capture_sequence_number);
836 }
837 }
838 }
839
danakj2db0b282019-09-20 15:09:20840 layer_tree_host_->SetBrowserControlsHeight(
danakj3c2dfa52019-09-18 19:04:47841 visual_properties.top_controls_height,
842 visual_properties.bottom_controls_height,
843 visual_properties.browser_controls_shrink_blink_size);
844
danakjd990b4c2019-09-18 20:34:29845 if (!auto_resize_mode_) {
danakj3c2dfa52019-09-18 19:04:47846 if (visual_properties.is_fullscreen_granted != is_fullscreen_granted_) {
847 is_fullscreen_granted_ = visual_properties.is_fullscreen_granted;
848 if (is_fullscreen_granted_)
849 GetWebWidget()->DidEnterFullscreen();
850 else
851 GetWebWidget()->DidExitFullscreen();
852 }
853 }
854
855 gfx::Size old_visible_viewport_size = visible_viewport_size_;
856
danakjcf409aa2019-09-20 15:22:30857 bool ignore_resize_ipc = false;
858 if (synchronous_resize_mode_for_testing_) {
859 // We can ignore browser-initialized resizing during synchronous
860 // (renderer-controlled) mode, unless it is switching us to/from
861 // fullsreen mode or changing the device scale factor.
862 // TODO(danakj): Does the browser actually change DSF inside a web test??
863 // TODO(danakj): Isn't the display mode check redundant with the fullscreen
864 // one?
865 if (visual_properties.is_fullscreen_granted == is_fullscreen_granted_ &&
866 visual_properties.display_mode == display_mode_ &&
867 visual_properties.screen_info.device_scale_factor ==
868 page_properties_->GetDeviceScaleFactor())
869 ignore_resize_ipc = true;
870 }
871
danakj7602f4f2019-01-31 18:03:23872 // When controlling the size in the renderer, we should ignore sizes given by
873 // the browser IPC here.
874 // TODO(danakj): There are many things also being ignored that aren't the
875 // widget's size params. It works because tests that use this mode don't
876 // change those parameters, I guess. But it's more complicated then because it
877 // looks like they are related to sync resize mode. Let's move them out of
878 // this block.
879 // TODO(danakj): It would be nice if we can still use the emulator to emulate
880 // things other than the size if we are in sync resize mode - if the emulator
881 // is even used in sync resize tests. It probably isn't though, so either way
882 // it'd be good to get the emulator out of this block (maybe by overwriting
Albert J. Wong0a918192019-08-28 01:05:28883 // some of |visual_properties| in sync resize mode instead of just
884 // skipping the emulator.
danakj7602f4f2019-01-31 18:03:23885 if (!ignore_resize_ipc) {
Erik Chen1dd127d2019-09-21 02:33:04886 if (delegate_ && page_properties_->ScreenMetricsEmulator()) {
danakjf26cfd8f2019-09-26 20:53:57887 DCHECK(!auto_resize_mode_);
888 // TODO(danakj): Have RenderWidget grab emulated values from the emulator
889 // instead of making it call back into RenderWidget, then we can do this
890 // with a single UpdateSurfaceAndScreenInfo() call. The emulator may
891 // change the ScreenInfo and then will call back to RenderWidget. Before
892 // that we keep the current (possibly emulated) ScreenInfo.
893 UpdateSurfaceAndScreenInfo(
894 visual_properties.local_surface_id_allocation.value_or(
895 viz::LocalSurfaceIdAllocation()),
896 visual_properties.compositor_viewport_pixel_rect,
897 page_properties_->GetScreenInfo());
898
danakj7602f4f2019-01-31 18:03:23899 // This will call our SynchronizeVisualProperties() method with a
900 // different set of VisualProperties, holding emulated values. Though not
901 // all VisualProperties are modified by the metrics emulator, so it's a
902 // bit unclear to do this with the full structure. Anything it does not
903 // modify can be consumed directly here instead of in
904 // SynchronizeVisualProperties().
Erik Chen1dd127d2019-09-21 02:33:04905 page_properties_->ScreenMetricsEmulator()->OnSynchronizeVisualProperties(
danakjc649b4ac2019-09-26 23:33:24906 visual_properties.screen_info, visual_properties.new_size,
907 visual_properties.visible_viewport_size);
danakja2c9d0a92018-07-25 20:01:18908 } else {
danakj1fdb4d72019-09-26 21:07:51909 gfx::Rect new_compositor_viewport_pixel_rect =
910 visual_properties.compositor_viewport_pixel_rect;
911 if (auto_resize_mode_) {
912 new_compositor_viewport_pixel_rect = gfx::Rect(gfx::ScaleToCeiledSize(
913 size_, visual_properties.screen_info.device_scale_factor));
914 }
915
916 UpdateSurfaceAndScreenInfo(
917 visual_properties.local_surface_id_allocation.value_or(
918 viz::LocalSurfaceIdAllocation()),
919 new_compositor_viewport_pixel_rect, visual_properties.screen_info);
920
921 if (for_frame()) {
922 // TODO(danakj): This should not need to go through RenderFrame to set
923 // Page-level properties.
924 blink::WebFrameWidget* frame_widget = GetFrameWidget();
925 // TODO(danakj): Stop doing SynchronizeVisualProperties() (due to
926 // emulation) while undead, and change this to a DCHECK.
927 if (frame_widget) {
928 RenderFrameImpl* render_frame =
929 RenderFrameImpl::FromWebFrame(frame_widget->LocalRoot());
930
931 // This causes compositing state to be modified which dirties the
932 // document lifecycle. Android Webview relies on the document
933 // lifecycle being clean after the RenderWidget is initialized, in
934 // order to send IPCs that query and change compositing state. So
935 // ResizeWebWidget() must come after this call, as it runs the entire
936 // document lifecycle.
937 render_frame->SetPreferCompositingToLCDTextEnabledOnRenderView(
938 ComputePreferCompositingToLCDText(
939 compositor_deps_, page_properties_->GetDeviceScaleFactor()));
940 }
941 }
942
943 if (!auto_resize_mode_) {
944 display_mode_ = visual_properties.display_mode;
945
946 visible_viewport_size_ = visual_properties.visible_viewport_size;
947 size_ = visual_properties.new_size;
948 ResizeWebWidget();
949 }
danakjb1f431b2019-09-26 15:54:06950 }
951 }
danakj3c2dfa52019-09-18 19:04:47952
danakjb1f431b2019-09-26 15:54:06953 if (!delegate()) {
954 // The main frame controls the page scale factor, from blink. For other
955 // frame widgets, the page scale is received from its parent as part of
956 // the visual properties here. While blink doesn't need to know this
957 // page scale factor outside the main frame, the compositor does in
958 // order to produce its output at the correct scale.
959 layer_tree_host_->SetExternalPageScaleFactor(
960 visual_properties.page_scale_factor,
961 visual_properties.is_pinch_gesture_active);
962
963 // Store the value to give to any new RenderFrameProxy that is
964 // registered.
965 page_scale_factor_from_mainframe_ = visual_properties.page_scale_factor;
966 // Similarly, only the main frame knows when a pinch gesture is active,
967 // but this information is needed in subframes so they can throttle
968 // re-rastering in the same manner as the main frame.
969 // |is_pinch_gesture_active| follows the same path to the subframe
970 // compositor(s) as |page_scale_factor|.
971 is_pinch_gesture_active_from_mainframe_ =
972 visual_properties.is_pinch_gesture_active;
973
974 // Push the page scale factor down to any child RenderWidgets via our
975 // child proxy frames.
976 // TODO(danakj): This ends up setting the page scale factor in the
977 // RenderWidgetHost of the child RenderWidget, so that it can bounce
978 // the value down to its RenderWidget. Since this is essentially a
979 // global value per-page, we could instead store it once in the browser
980 // (such as in RenderViewHost) and distribute it to each frame-hosted
981 // RenderWidget from there.
982 for (auto& child_proxy : render_frame_proxies_) {
983 if (!is_undead_) {
984 child_proxy.OnPageScaleFactorChanged(
Albert J. Wong0a918192019-08-28 01:05:28985 visual_properties.page_scale_factor,
986 visual_properties.is_pinch_gesture_active);
danakj0246bba02019-01-23 23:12:27987 }
danakja2c9d0a92018-07-25 20:01:18988 }
Fady Samuel799e72192018-04-25 21:16:57989 }
990
danakj3c2dfa52019-09-18 19:04:47991 if (old_visible_viewport_size != visible_viewport_size_) {
992 for (auto& render_frame : render_frames_)
993 render_frame.ResetHasScrolledFocusedEditableIntoView();
994 }
Sushanth Rajasankarceaee202019-03-18 15:44:17995 // TODO(crbug.com/939118): ScrollFocusedNodeIntoViewForWidget does not work
996 // when the focused node is inside an OOPIF. This code path where
997 // scroll_focused_node_into_view is set is used only for WebView, crbug
998 // 939118 tracks fixing webviews to not use scroll_focused_node_into_view.
Albert J. Wong0a918192019-08-28 01:05:28999 if (delegate() && visual_properties.scroll_focused_node_into_view)
Albert J. Wong7bbf22d2018-12-20 00:27:271000 delegate()->ScrollFocusedNodeIntoViewForWidget();
initial.commit09911bf2008-07-26 23:55:291001}
1002
dgozman9260b0a12015-03-16 13:45:201003void RenderWidget::OnEnableDeviceEmulation(
Lei Zhang9b359d32017-11-28 00:57:021004 const blink::WebDeviceEmulationParams& params) {
Erik Chen1dd127d2019-09-21 02:33:041005 // Device emulation can only be applied to the local main frame render widget.
1006 // TODO(https://crbug.com/1006052): We should fix the IPC to send to
1007 // RenderView instead.
1008 if (!delegate_)
1009 return;
1010
1011 if (!page_properties_->ScreenMetricsEmulator()) {
Erik Chen1dd127d2019-09-21 02:33:041012 page_properties_->SetScreenMetricsEmulator(
1013 std::make_unique<RenderWidgetScreenMetricsEmulator>(
danakjc649b4ac2019-09-26 23:33:241014 this, page_properties_->GetScreenInfo(), size_,
1015 visible_viewport_size_, widget_screen_rect_, window_screen_rect_));
mfomitchev2600fd7c2016-02-17 20:53:391016 }
danakjf26cfd8f2019-09-26 20:53:571017 page_properties_->ScreenMetricsEmulator()->ChangeEmulationParams(params);
1018}
1019
1020void RenderWidget::OnDisableDeviceEmulation() {
1021 // Device emulation can only be applied to the local main frame render widget.
1022 // TODO(https://crbug.com/1006052): We should fix the IPC to send to
1023 // RenderView instead.
1024 if (!delegate_)
1025 return;
1026 DCHECK(page_properties_->ScreenMetricsEmulator());
1027 page_properties_->ScreenMetricsEmulator()->DisableAndApply();
1028 page_properties_->SetScreenMetricsEmulator(nullptr);
dgozman9260b0a12015-03-16 13:45:201029}
1030
danakjd990b4c2019-09-18 20:34:291031void RenderWidget::SetAutoResizeMode(bool auto_resize,
1032 const gfx::Size& min_size_before_dsf,
1033 const gfx::Size& max_size_before_dsf,
1034 float device_scale_factor) {
1035 bool was_changed = auto_resize_mode_ != auto_resize;
1036 auto_resize_mode_ = auto_resize;
1037
1038 min_size_for_auto_resize_ = min_size_before_dsf;
1039 max_size_for_auto_resize_ = max_size_before_dsf;
1040
1041 if (auto_resize) {
1042 gfx::Size min_auto_size = min_size_for_auto_resize_;
1043 gfx::Size max_auto_size = max_size_for_auto_resize_;
1044 if (compositor_deps_->IsUseZoomForDSFEnabled()) {
1045 min_auto_size =
1046 gfx::ScaleToCeiledSize(min_auto_size, device_scale_factor);
1047 max_auto_size =
1048 gfx::ScaleToCeiledSize(max_auto_size, device_scale_factor);
1049 }
1050 delegate()->ApplyAutoResizeLimitsForWidget(min_auto_size, max_auto_size);
1051 } else if (was_changed) {
1052 delegate()->DisableAutoResizeForWidget();
1053 }
1054}
1055
danakjcf409aa2019-09-20 15:22:301056void RenderWidget::SetZoomLevel(double zoom_level) {
1057 // TODO(danakj): This should not need to go through RenderFrame to set
1058 // Page-level properties.
1059 blink::WebFrameWidget* frame_widget = GetFrameWidget();
1060 DCHECK(frame_widget);
1061 RenderFrameImpl* render_frame =
1062 RenderFrameImpl::FromWebFrame(frame_widget->LocalRoot());
1063
1064 bool zoom_level_changed = render_frame->SetZoomLevelOnRenderView(zoom_level);
1065 if (zoom_level_changed) {
1066 // Hide popups when the zoom changes.
1067 blink::WebView* web_view = frame_widget->LocalRoot()->View();
1068 web_view->CancelPagePopup();
1069
1070 // Propagate changes down to child local root RenderWidgets and
1071 // BrowserPlugins in other frame trees/processes.
1072 for (auto& observer : render_frame_proxies_)
1073 observer.OnZoomLevelChanged(zoom_level);
1074 for (auto& plugin : browser_plugins_)
1075 plugin.OnZoomLevelChanged(zoom_level);
1076 }
1077}
1078
initial.commit09911bf2008-07-26 23:55:291079void RenderWidget::OnWasHidden() {
danakjbd1a86a2019-09-06 17:24:311080 // An undead or provisional main frame widget will never be hidden since that
danakj1fe8e62d2019-09-05 23:21:561081 // would require it to be shown first. The main frame must be attached to the
1082 // frame tree before changing visibility.
danakjbd1a86a2019-09-06 17:24:311083 DCHECK(!is_undead_);
danakj1fe8e62d2019-09-05 23:21:561084 DCHECK(!IsForProvisionalFrame());
danakj14e00a8322019-02-07 17:12:061085
[email protected]9c3085f2011-06-09 02:10:311086 TRACE_EVENT0("renderer", "RenderWidget::OnWasHidden");
danakj14e00a8322019-02-07 17:12:061087
[email protected]bee16aab2009-08-26 15:55:031088 SetHidden(true);
danakj14e00a8322019-02-07 17:12:061089
Francois Doray687e70a2019-05-16 02:24:551090 tab_switch_time_recorder_.TabWasHidden();
1091
ericwilligers88e69742016-10-17 19:29:551092 for (auto& observer : render_frames_)
1093 observer.WasHidden();
initial.commit09911bf2008-07-26 23:55:291094}
1095
Sebastien Marchand5f06ca32019-05-17 18:03:421096void RenderWidget::OnWasShown(
1097 base::TimeTicks show_request_timestamp,
1098 bool was_evicted,
1099 const base::Optional<content::RecordTabSwitchTimeRequest>&
1100 record_tab_switch_time_request) {
danakjbd1a86a2019-09-06 17:24:311101 // An undead or provisional main frame widget will never be hidden since that
danakj1fe8e62d2019-09-05 23:21:561102 // would require it to be shown first. The main frame must be attached to the
1103 // frame tree before changing visibility.
danakjbd1a86a2019-09-06 17:24:311104 DCHECK(!is_undead_);
danakj1fe8e62d2019-09-05 23:21:561105 DCHECK(!IsForProvisionalFrame());
danakj14e00a8322019-02-07 17:12:061106
Edwin Joea4069f42019-02-20 15:06:241107 TRACE_EVENT_WITH_FLOW0("renderer", "RenderWidget::OnWasShown", routing_id(),
1108 TRACE_EVENT_FLAG_FLOW_IN);
danakj678f0252018-11-09 21:46:341109
tasakb95dbb50c2017-02-08 18:07:501110 was_shown_time_ = base::TimeTicks::Now();
danakj14e00a8322019-02-07 17:12:061111
[email protected]bee16aab2009-08-26 15:55:031112 SetHidden(false);
Sebastien Marchand5f06ca32019-05-17 18:03:421113 if (record_tab_switch_time_request) {
danakj2db0b282019-09-20 15:09:201114 layer_tree_host_->RequestPresentationTimeForNextFrame(
Sebastien Marchand5f06ca32019-05-17 18:03:421115 tab_switch_time_recorder_.TabWasShown(
1116 false /* has_saved_frames */,
1117 record_tab_switch_time_request.value(), show_request_timestamp));
[email protected]3399dd822014-08-09 11:14:241118 }
danakj14e00a8322019-02-07 17:12:061119
1120 for (auto& observer : render_frames_)
1121 observer.WasShown();
1122 if (was_evicted) {
1123 for (auto& observer : render_frame_proxies_)
1124 observer.WasEvicted();
1125 }
initial.commit09911bf2008-07-26 23:55:291126}
1127
Avi Drissman014dec72018-06-07 02:34:011128void RenderWidget::OnRequestSetBoundsAck() {
[email protected]53d3f302009-12-21 04:42:051129 DCHECK(pending_window_rect_count_);
1130 pending_window_rect_count_--;
1131}
1132
Albert J. Wongcb004632018-07-10 22:58:251133void RenderWidget::OnForceRedraw(int snapshot_id) {
David Bokanf92eaf22019-03-01 01:54:511134 RequestPresentation(base::BindOnce(&RenderWidget::DidPresentForceDrawFrame,
1135 weak_ptr_factory_.GetWeakPtr(),
1136 snapshot_id));
1137}
1138
1139void RenderWidget::RequestPresentation(PresentationTimeCallback callback) {
danakj2db0b282019-09-20 15:09:201140 layer_tree_host_->RequestPresentationTimeForNextFrame(std::move(callback));
1141 layer_tree_host_->SetNeedsCommitWithForcedRedraw();
Albert J. Wongcb004632018-07-10 22:58:251142}
1143
1144void RenderWidget::DidPresentForceDrawFrame(
1145 int snapshot_id,
1146 const gfx::PresentationFeedback& feedback) {
Albert J. Wong3c93c182018-09-27 17:29:431147 Send(new WidgetHostMsg_ForceRedrawComplete(routing_id(), snapshot_id));
Albert J. Wongcb004632018-07-10 22:58:251148}
1149
Xianzhu Wangf02017ac2018-10-17 01:47:331150viz::FrameSinkId RenderWidget::GetFrameSinkIdAtPoint(const gfx::PointF& point,
Ken Buchanan44d7e2f2018-08-23 14:18:051151 gfx::PointF* local_point) {
1152 return input_handler_->GetFrameSinkIdAtPoint(point, local_point);
Navid Zolghadr0d86e5f2017-10-23 18:09:221153}
1154
danakj77821e252019-03-27 19:58:041155bool RenderWidget::HasPendingPageScaleAnimation() const {
danakj2db0b282019-09-20 15:09:201156 return layer_tree_host_->HasPendingPageScaleAnimation();
danakj77821e252019-03-27 19:58:041157}
1158
danakj327a4fe2019-01-26 00:00:351159bool RenderWidget::HandleInputEvent(
dtapuska9ec1a912017-04-21 15:18:311160 const blink::WebCoalescedInputEvent& input_event,
1161 const ui::LatencyInfo& latency_info,
Dave Tapuskaea83d3bd2017-06-13 16:14:551162 HandledEventCallback callback) {
danakj69f23632019-09-20 15:17:371163 if (closing_)
1164 return false;
danakjbd1a86a2019-09-06 17:24:311165 if (IsUndeadOrProvisional())
danakj327a4fe2019-01-26 00:00:351166 return false;
Dave Tapuskaea83d3bd2017-06-13 16:14:551167 input_handler_->HandleInputEvent(input_event, latency_info,
1168 std::move(callback));
danakj327a4fe2019-01-26 00:00:351169 return true;
dtapuska9ec1a912017-04-21 15:18:311170}
1171
danakj125a29e2019-01-24 23:25:291172void RenderWidget::SetNeedsMainFrame() {
danakj0719e0652019-03-14 21:19:111173 ScheduleAnimation();
danakj125a29e2019-01-24 23:25:291174}
1175
dtapuska9d46ef7d2017-05-26 19:06:061176scoped_refptr<MainThreadEventQueue> RenderWidget::GetInputEventQueue() {
1177 return input_event_queue_;
1178}
1179
fsamuel78f86e42016-01-20 04:10:231180void RenderWidget::OnCursorVisibilityChange(bool is_visible) {
danakj8eea64b12019-09-13 20:48:071181 // This is a mojo IPC entry point. We don't want IPCs when undead.
1182 if (IsUndeadOrProvisional())
1183 return;
1184
lfg8ff33912016-09-13 20:59:211185 if (GetWebWidget())
Blink Reformat1c4d759e2017-04-09 16:34:541186 GetWebWidget()->SetCursorVisibilityState(is_visible);
fsamuel78f86e42016-01-20 04:10:231187}
1188
[email protected]76b082c2019-03-22 03:45:461189void RenderWidget::OnFallbackCursorModeToggled(bool is_on) {
danakj8eea64b12019-09-13 20:48:071190 // This is a mojo IPC entry point. We don't want IPCs when undead.
1191 if (IsUndeadOrProvisional())
1192 return;
1193
[email protected]76b082c2019-03-22 03:45:461194 if (GetWebWidget())
1195 GetWebWidget()->OnFallbackCursorModeToggled(is_on);
1196}
1197
fsamuel78f86e42016-01-20 04:10:231198void RenderWidget::OnMouseCaptureLost() {
danakj8eea64b12019-09-13 20:48:071199 // This is a mojo IPC entry point. We don't want IPCs when undead.
1200 if (IsUndeadOrProvisional())
1201 return;
1202
lfg8ff33912016-09-13 20:59:211203 if (GetWebWidget())
Blink Reformat1c4d759e2017-04-09 16:34:541204 GetWebWidget()->MouseCaptureLost();
fsamuel78f86e42016-01-20 04:10:231205}
1206
alexmos56567492016-09-13 00:52:461207void RenderWidget::OnSetEditCommandsForNextKeyEvent(
1208 const EditCommands& edit_commands) {
danakj8eea64b12019-09-13 20:48:071209 // This is a mojo IPC entry point. We don't want IPCs when undead.
1210 if (IsUndeadOrProvisional())
1211 return;
1212
alexmos56567492016-09-13 00:52:461213 edit_commands_ = edit_commands;
1214}
1215
Albert J. Wongcb004632018-07-10 22:58:251216void RenderWidget::OnSetActive(bool active) {
Albert J. Wong7bbf22d2018-12-20 00:27:271217 if (delegate())
1218 delegate()->SetActiveForWidget(active);
Albert J. Wongcb004632018-07-10 22:58:251219}
1220
fsamuel78f86e42016-01-20 04:10:231221void RenderWidget::OnSetFocus(bool enable) {
danakj8eea64b12019-09-13 20:48:071222 // This is a mojo IPC entry point. We don't want IPCs when undead.
1223 if (IsUndeadOrProvisional())
1224 return;
1225
Albert J. Wong7bbf22d2018-12-20 00:27:271226 if (delegate())
1227 delegate()->DidReceiveSetFocusEventForWidget();
danakja2c9d0a92018-07-25 20:01:181228 SetFocus(enable);
1229}
1230
1231void RenderWidget::SetFocus(bool enable) {
lfge0c2792ec2016-05-11 18:52:081232 has_focus_ = enable;
1233
lfg8ff33912016-09-13 20:59:211234 if (GetWebWidget())
Blink Reformat1c4d759e2017-04-09 16:34:541235 GetWebWidget()->SetFocus(enable);
lfge0c2792ec2016-05-11 18:52:081236
ericwilligers88e69742016-10-17 19:29:551237 for (auto& observer : render_frames_)
1238 observer.RenderWidgetSetFocus(enable);
danakja2c9d0a92018-07-25 20:01:181239
Erik Chene8e50c622019-08-28 01:57:491240 // Notify all BrowserPlugins of the RenderView's focus state.
1241 if (BrowserPluginManager::Get())
1242 BrowserPluginManager::Get()->UpdateFocusState();
fsamuel78f86e42016-01-20 04:10:231243}
1244
1245///////////////////////////////////////////////////////////////////////////////
danakja6c10012018-07-06 14:25:361246// LayerTreeViewDelegate
fsamuel78f86e42016-01-20 04:10:231247
David Bokanc8e38d02018-10-08 21:56:011248void RenderWidget::ApplyViewportChanges(
1249 const cc::ApplyViewportChangesArgs& args) {
Ken Buchananed449bb2018-02-01 21:02:051250 if (!GetWebWidget())
1251 return;
David Bokanc8e38d02018-10-08 21:56:011252 GetWebWidget()->ApplyViewportChanges(args);
fsamuel78f86e42016-01-20 04:10:231253}
1254
Allison Pastewka5ac6e7eb2019-06-11 23:13:471255void RenderWidget::RecordManipulationTypeCounts(cc::ManipulationInfo info) {
Ken Buchananed449bb2018-02-01 21:02:051256 if (!GetWebWidget())
1257 return;
Allison Pastewka5ac6e7eb2019-06-11 23:13:471258 GetWebWidget()->RecordManipulationTypeCounts(info);
sahel1b47fda72017-03-28 17:03:071259}
1260
Sahel Sharify676580c2019-01-10 21:49:491261void RenderWidget::SendOverscrollEventFromImplSide(
1262 const gfx::Vector2dF& overscroll_delta,
1263 cc::ElementId scroll_latched_element_id) {
1264 if (!GetWebWidget())
1265 return;
1266 GetWebWidget()->SendOverscrollEventFromImplSide(overscroll_delta,
1267 scroll_latched_element_id);
1268}
1269void RenderWidget::SendScrollEndEventFromImplSide(
1270 cc::ElementId scroll_latched_element_id) {
1271 if (!GetWebWidget())
1272 return;
1273 GetWebWidget()->SendScrollEndEventFromImplSide(scroll_latched_element_id);
1274}
1275
Daniel Cheng224569ee2018-04-25 05:45:061276void RenderWidget::BeginMainFrame(base::TimeTicks frame_time) {
Ken Buchananed449bb2018-02-01 21:02:051277 if (!GetWebWidget())
1278 return;
dtapuska3d5624d32016-08-30 04:34:001279
danakjbd1a86a2019-09-06 17:24:311280 DCHECK(!is_undead_);
danakj1fe8e62d2019-09-05 23:21:561281 DCHECK(!IsForProvisionalFrame());
danakj22b4e8b2019-08-01 23:14:391282
Stephen Chenneyd56b5382019-01-29 00:37:021283 // We record metrics only when running in multi-threaded mode, not
1284 // single-thread mode for testing.
1285 bool record_main_frame_metrics =
1286 !!compositor_deps_->GetCompositorImplThreadTaskRunner();
1287 if (input_event_queue_) {
1288 base::Optional<ScopedUkmRafAlignedInputTimer> ukm_timer;
Stephen Chenney1d064cf2019-06-06 14:54:101289 if (record_main_frame_metrics) {
Stephen Chenneyd56b5382019-01-29 00:37:021290 ukm_timer.emplace(GetWebWidget());
Stephen Chenney1d064cf2019-06-06 14:54:101291 }
Stephen Chenneyd56b5382019-01-29 00:37:021292 input_event_queue_->DispatchRafAlignedInput(frame_time);
1293 }
1294
1295 GetWebWidget()->BeginFrame(frame_time, record_main_frame_metrics);
fsamuel78f86e42016-01-20 04:10:231296}
1297
Stephen Chenney1b197822019-09-04 14:25:481298void RenderWidget::OnDeferMainFrameUpdatesChanged(bool deferral_state) {
1299 // The input handler wants to know about the mainframe update status to
1300 // enable/disable input and for metrics.
1301 if (widget_input_handler_manager_)
1302 widget_input_handler_manager_->OnDeferMainFrameUpdatesChanged(
1303 deferral_state);
1304}
1305
1306void RenderWidget::OnDeferCommitsChanged(bool deferral_state) {
1307 // The input handler wants to know about the commit status for metric purposes
1308 // and to enable/disable input.
1309 if (widget_input_handler_manager_)
1310 widget_input_handler_manager_->OnDeferCommitsChanged(deferral_state);
1311}
1312
Stefan Zager148248c2019-02-20 23:24:081313void RenderWidget::DidBeginMainFrame() {
1314 if (!GetWebWidget())
1315 return;
1316 GetWebWidget()->DidBeginFrame();
1317}
1318
danakjc7afae52017-06-20 21:12:411319void RenderWidget::RequestNewLayerTreeFrameSink(
danakja6c10012018-07-06 14:25:361320 LayerTreeFrameSinkCallback callback) {
[email protected]7912e822014-04-16 02:37:031321 // For widgets that are never visible, we don't start the compositor, so we
danakjc7afae52017-06-20 21:12:411322 // never get a request for a cc::LayerTreeFrameSink.
sievers71c62dd52015-10-07 01:44:391323 DCHECK(!compositor_never_visible_);
danakjbd1a86a2019-09-06 17:24:311324 // Undead RenderWidgets should not be doing any compositing. However note that
danakj1fe8e62d2019-09-05 23:21:561325 // widgets for provisional frames do start their compositor.
danakjbd1a86a2019-09-06 17:24:311326 DCHECK(!is_undead_);
danakj678f0252018-11-09 21:46:341327
danakj98773612019-09-20 17:32:281328 // If we early out, we drop the request which means the compositor waits
1329 // forever, which is fine since we're going to destroy it soon.
1330 if (closing_)
danakj678f0252018-11-09 21:46:341331 return;
jonrossa2ff4f82018-02-16 17:27:461332
Erik Chen15476cef2019-08-27 17:28:061333 // TODO:(https://crbug.com/995981): If there is no WebWidget, then the
1334 // RenderWidget should also be destroyed, and this DCHECK should not be
1335 // necessary.
1336 DCHECK(GetWebWidget());
1337
jonrossa2ff4f82018-02-16 17:27:461338 // TODO(jonross): have this generated by the LayerTreeFrameSink itself, which
1339 // would then handle binding.
Julie Jeongeun Kim6f4b7e02019-09-11 05:05:461340 mojo::PendingRemote<mojom::RenderFrameMetadataObserver> observer_remote;
Julie Jeongeun Kim4421c2e2019-09-11 06:34:391341 mojo::PendingRemote<mojom::RenderFrameMetadataObserverClient> client_remote;
1342 mojo::PendingReceiver<mojom::RenderFrameMetadataObserverClient>
1343 client_receiver = client_remote.InitWithNewPipeAndPassReceiver();
danakj4b347212018-07-04 17:55:171344 auto render_frame_metadata_observer =
Julie Jeongeun Kim6f4b7e02019-09-11 05:05:461345 std::make_unique<RenderFrameMetadataObserverImpl>(
1346 observer_remote.InitWithNewPipeAndPassReceiver(),
Julie Jeongeun Kim4421c2e2019-09-11 06:34:391347 std::move(client_remote));
danakj2db0b282019-09-20 15:09:201348 layer_tree_host_->SetRenderFrameObserver(
danakj4b347212018-07-04 17:55:171349 std::move(render_frame_metadata_observer));
danakjf51754372018-12-13 23:20:011350 GURL url = GetWebWidget()->GetURLForDebugTrace();
danakjefabf312018-10-05 19:03:071351 // The |url| is not always available, fallback to a fixed string.
1352 if (url.is_empty())
1353 url = GURL("chrome://gpu/RenderWidget::RequestNewLayerTreeFrameSink");
danakj6dcbc5962018-11-16 16:45:421354 // TODO(danakj): This may not be accurate, depending on the intent. A child
1355 // local root could be in the same process as the view, so if the client is
1356 // meant to designate the process type, it seems kRenderer would be the
1357 // correct choice. If client is meant to designate the widget type, then
1358 // kOOPIF would denote that it is not for the main frame. However, kRenderer
1359 // would also be used for other widgets such as popups.
1360 const char* client_name = for_child_local_root_frame_ ? kOOPIF : kRenderer;
danakj2d2889a2019-04-05 21:22:081361 compositor_deps_->RequestNewLayerTreeFrameSink(
Scott Violetb04f16c2018-11-27 00:48:461362 routing_id_, frame_swap_message_queue_, std::move(url),
Julie Jeongeun Kim4421c2e2019-09-11 06:34:391363 std::move(callback), std::move(client_receiver),
Julie Jeongeun Kim6f4b7e02019-09-11 05:05:461364 std::move(observer_remote), client_name);
[email protected]ba91a792013-02-06 09:48:281365}
1366
fsamuel78f86e42016-01-20 04:10:231367void RenderWidget::DidCommitAndDrawCompositorFrame() {
1368 // NOTE: Tests may break if this event is renamed or moved. See
1369 // tab_capture_performancetest.cc.
1370 TRACE_EVENT0("gpu", "RenderWidget::DidCommitAndDrawCompositorFrame");
lfge0c2792ec2016-05-11 18:52:081371
ericwilligers88e69742016-10-17 19:29:551372 for (auto& observer : render_frames_)
1373 observer.DidCommitAndDrawCompositorFrame();
lfge0c2792ec2016-05-11 18:52:081374
fsamuel78f86e42016-01-20 04:10:231375 // Notify subclasses that we initiated the paint operation.
1376 DidInitiatePaint();
fsamuel78f86e42016-01-20 04:10:231377}
1378
Stephen Chenney23880392019-04-02 18:36:541379void RenderWidget::WillCommitCompositorFrame() {
1380 if (GetWebWidget())
1381 GetWebWidget()->BeginCommitCompositorFrame();
1382}
1383
Saman Sami766e0b02018-01-31 17:19:201384void RenderWidget::DidCommitCompositorFrame() {
Albert J. Wong7bbf22d2018-12-20 00:27:271385 if (delegate())
1386 delegate()->DidCommitCompositorFrameForWidget();
Stephen Chenney23880392019-04-02 18:36:541387 if (GetWebWidget())
1388 GetWebWidget()->EndCommitCompositorFrame();
Saman Sami766e0b02018-01-31 17:19:201389}
fsamuel78f86e42016-01-20 04:10:231390
danakja2c9d0a92018-07-25 20:01:181391void RenderWidget::DidCompletePageScaleAnimation() {
Albert J. Wong7bbf22d2018-12-20 00:27:271392 if (delegate())
1393 delegate()->DidCompletePageScaleAnimationForWidget();
danakja2c9d0a92018-07-25 20:01:181394}
fsamuel78f86e42016-01-20 04:10:231395
danakjcd417502019-03-13 16:13:211396void RenderWidget::SetLayerTreeMutator(
1397 std::unique_ptr<cc::LayerTreeMutator> mutator) {
danakj2db0b282019-09-20 15:09:201398 layer_tree_host_->SetLayerTreeMutator(std::move(mutator));
danakjcd417502019-03-13 16:13:211399}
1400
Xida Chen83f1a0d12019-03-21 18:21:301401void RenderWidget::SetPaintWorkletLayerPainterClient(
1402 std::unique_ptr<cc::PaintWorkletLayerPainter> client) {
danakj2db0b282019-09-20 15:09:201403 layer_tree_host_->SetPaintWorkletLayerPainter(std::move(client));
Xida Chen83f1a0d12019-03-21 18:21:301404}
1405
danakj26b99912019-02-08 18:58:191406void RenderWidget::SetRootLayer(scoped_refptr<cc::Layer> layer) {
danakj2db0b282019-09-20 15:09:201407 layer_tree_host_->SetRootLayer(std::move(layer));
danakj26b99912019-02-08 18:58:191408}
1409
danakj53f46b82018-12-11 20:55:551410void RenderWidget::ScheduleAnimation() {
1411 // This call is not needed in single thread mode for tests without a
danakj0719e0652019-03-14 21:19:111412 // scheduler, but they override this method in order to schedule a synchronous
1413 // composite task themselves.
danakj2db0b282019-09-20 15:09:201414 layer_tree_host_->SetNeedsAnimate();
initial.commit09911bf2008-07-26 23:55:291415}
1416
danakjefcb8432019-01-16 18:47:141417void RenderWidget::SetShowFPSCounter(bool show) {
danakj2db0b282019-09-20 15:09:201418 cc::LayerTreeDebugState debug_state = layer_tree_host_->GetDebugState();
danakjefcb8432019-01-16 18:47:141419 debug_state.show_fps_counter = show;
danakj2db0b282019-09-20 15:09:201420 layer_tree_host_->SetDebugState(debug_state);
danakjefcb8432019-01-16 18:47:141421}
1422
rnasricabcba42019-06-07 15:30:331423void RenderWidget::SetShowLayoutShiftRegions(bool show) {
danakj2db0b282019-09-20 15:09:201424 cc::LayerTreeDebugState debug_state = layer_tree_host_->GetDebugState();
rnasricabcba42019-06-07 15:30:331425 debug_state.show_layout_shift_regions = show;
danakj2db0b282019-09-20 15:09:201426 layer_tree_host_->SetDebugState(debug_state);
rnasricabcba42019-06-07 15:30:331427}
1428
danakje691e852019-01-16 22:49:041429void RenderWidget::SetShowPaintRects(bool show) {
danakj2db0b282019-09-20 15:09:201430 cc::LayerTreeDebugState debug_state = layer_tree_host_->GetDebugState();
danakje691e852019-01-16 22:49:041431 debug_state.show_paint_rects = show;
danakj2db0b282019-09-20 15:09:201432 layer_tree_host_->SetDebugState(debug_state);
danakje691e852019-01-16 22:49:041433}
1434
1435void RenderWidget::SetShowDebugBorders(bool show) {
danakj2db0b282019-09-20 15:09:201436 cc::LayerTreeDebugState debug_state = layer_tree_host_->GetDebugState();
danakje691e852019-01-16 22:49:041437 if (show)
1438 debug_state.show_debug_borders.set();
1439 else
1440 debug_state.show_debug_borders.reset();
danakj2db0b282019-09-20 15:09:201441 layer_tree_host_->SetDebugState(debug_state);
danakje691e852019-01-16 22:49:041442}
1443
1444void RenderWidget::SetShowScrollBottleneckRects(bool show) {
danakj2db0b282019-09-20 15:09:201445 cc::LayerTreeDebugState debug_state = layer_tree_host_->GetDebugState();
danakje691e852019-01-16 22:49:041446 debug_state.show_touch_event_handler_rects = show;
1447 debug_state.show_wheel_event_handler_rects = show;
1448 debug_state.show_non_fast_scrollable_rects = show;
danakj2db0b282019-09-20 15:09:201449 layer_tree_host_->SetDebugState(debug_state);
danakje691e852019-01-16 22:49:041450}
1451
1452void RenderWidget::SetShowHitTestBorders(bool show) {
danakj2db0b282019-09-20 15:09:201453 cc::LayerTreeDebugState debug_state = layer_tree_host_->GetDebugState();
danakje691e852019-01-16 22:49:041454 debug_state.show_hit_test_borders = show;
danakj2db0b282019-09-20 15:09:201455 layer_tree_host_->SetDebugState(debug_state);
danakje691e852019-01-16 22:49:041456}
1457
danakj40d07932019-02-28 18:07:101458void RenderWidget::SetBackgroundColor(SkColor color) {
danakj2db0b282019-09-20 15:09:201459 layer_tree_host_->set_background_color(color);
danakj40d07932019-02-28 18:07:101460}
1461
Stephen Chenneyd56b5382019-01-29 00:37:021462void RenderWidget::UpdateVisualState() {
Ken Buchananed449bb2018-02-01 21:02:051463 if (!GetWebWidget())
1464 return;
1465
danakjbd1a86a2019-09-06 17:24:311466 DCHECK(!is_undead_);
danakj1fe8e62d2019-09-05 23:21:561467 DCHECK(!IsForProvisionalFrame());
danakj22b4e8b2019-08-01 23:14:391468
Stephen Chenneyd56b5382019-01-29 00:37:021469 // We record metrics only when running in multi-threaded mode, not
1470 // single-thread mode for testing.
1471 bool record_main_frame_metrics =
1472 !!compositor_deps_->GetCompositorImplThreadTaskRunner();
1473
Stephen Chenneyec4312612018-11-21 12:40:161474 // When recording main frame metrics set the lifecycle reason to
1475 // kBeginMainFrame, because this is the calller of UpdateLifecycle
1476 // for the main frame. Otherwise, set the reason to kTests, which is
Stephen Chenneybccdd0302019-08-15 12:21:281477 // the only other reason this method is called.
Stephen Chenneyec4312612018-11-21 12:40:161478 WebWidget::LifecycleUpdateReason lifecycle_reason =
1479 record_main_frame_metrics
1480 ? WebWidget::LifecycleUpdateReason::kBeginMainFrame
1481 : WebWidget::LifecycleUpdateReason::kTest;
1482 GetWebWidget()->UpdateLifecycle(WebWidget::LifecycleUpdate::kAll,
1483 lifecycle_reason);
Blink Reformat1c4d759e2017-04-09 16:34:541484 GetWebWidget()->SetSuppressFrameRequestsWorkaroundFor704763Only(false);
tasakb95dbb50c2017-02-08 18:07:501485
Robert Flack3ef2ffb2018-09-06 20:38:201486 if (first_update_visual_state_after_hidden_) {
Takashi SAKAMOTO870f6262017-08-22 04:08:271487 RecordTimeToFirstActivePaint();
1488 first_update_visual_state_after_hidden_ = false;
1489 }
1490}
tasakb95dbb50c2017-02-08 18:07:501491
Takashi SAKAMOTO870f6262017-08-22 04:08:271492void RenderWidget::RecordTimeToFirstActivePaint() {
tasakb95dbb50c2017-02-08 18:07:501493 RenderThreadImpl* render_thread_impl = RenderThreadImpl::current();
tasakb95dbb50c2017-02-08 18:07:501494 base::TimeDelta sample = base::TimeTicks::Now() - was_shown_time_;
Takashi SAKAMOTO870f6262017-08-22 04:08:271495 if (render_thread_impl->NeedsToRecordFirstActivePaint(TTFAP_AFTER_PURGED)) {
1496 UMA_HISTOGRAM_TIMES("PurgeAndSuspend.Experimental.TimeToFirstActivePaint",
1497 sample);
1498 }
1499 if (render_thread_impl->NeedsToRecordFirstActivePaint(
1500 TTFAP_5MIN_AFTER_BACKGROUNDED)) {
1501 UMA_HISTOGRAM_TIMES(
1502 "PurgeAndSuspend.Experimental.TimeToFirstActivePaint."
1503 "AfterBackgrounded.5min",
1504 sample);
1505 }
fsamuel78f86e42016-01-20 04:10:231506}
1507
Stephen Chenneyd56b5382019-01-29 00:37:021508void RenderWidget::RecordStartOfFrameMetrics() {
Stephen Chenney23880392019-04-02 18:36:541509 if (GetWebWidget())
1510 GetWebWidget()->RecordStartOfFrameMetrics();
Stephen Chenneyd56b5382019-01-29 00:37:021511}
1512
Stephen Chenney9879a5c2018-09-26 14:21:421513void RenderWidget::RecordEndOfFrameMetrics(base::TimeTicks frame_begin_time) {
Stephen Chenney23880392019-04-02 18:36:541514 if (GetWebWidget())
1515 GetWebWidget()->RecordEndOfFrameMetrics(frame_begin_time);
1516}
Stephen Chenney9879a5c2018-09-26 14:21:421517
Stephen Chenney329976d2019-09-27 16:47:351518std::unique_ptr<cc::BeginMainFrameMetrics>
1519RenderWidget::GetBeginMainFrameMetrics() {
1520 if (GetWebWidget())
1521 return GetWebWidget()->GetBeginMainFrameMetrics();
1522 return nullptr;
1523}
1524
Stephen Chenney23880392019-04-02 18:36:541525void RenderWidget::BeginUpdateLayers() {
1526 if (GetWebWidget())
1527 GetWebWidget()->BeginUpdateLayers();
1528}
1529
1530void RenderWidget::EndUpdateLayers() {
1531 if (GetWebWidget())
Stephen Chenneyc3c5987d2019-04-15 20:40:071532 GetWebWidget()->EndUpdateLayers();
Stephen Chenney9879a5c2018-09-26 14:21:421533}
1534
fsamuel78f86e42016-01-20 04:10:231535void RenderWidget::WillBeginCompositorFrame() {
1536 TRACE_EVENT0("gpu", "RenderWidget::willBeginCompositorFrame");
1537
Ken Buchananed449bb2018-02-01 21:02:051538 if (!GetWebWidget())
1539 return;
1540
Blink Reformat1c4d759e2017-04-09 16:34:541541 GetWebWidget()->SetSuppressFrameRequestsWorkaroundFor704763Only(true);
alancutter317a8e02017-04-05 10:09:291542
dglazkov06854c5c2016-08-31 00:19:591543 // The UpdateTextInputState can result in further layout and possibly
1544 // enable GPU acceleration so they need to be called before any painting
1545 // is done.
changwan75e3b2072017-01-16 02:55:001546 UpdateTextInputState();
dglazkov06854c5c2016-08-31 00:19:591547 UpdateSelectionBounds();
initial.commit09911bf2008-07-26 23:55:291548}
1549
fsamuel72464894f2015-12-15 06:59:311550///////////////////////////////////////////////////////////////////////////////
1551// RenderWidgetInputHandlerDelegate
1552
avid7d6b2e2016-03-04 19:41:171553void RenderWidget::FocusChangeComplete() {
Ehsan Karamad655d7b8a2018-01-12 18:38:381554 blink::WebFrameWidget* frame_widget = GetFrameWidget();
1555 if (!frame_widget)
ekaramad27ca69b12017-04-20 18:34:291556 return;
Ehsan Karamad655d7b8a2018-01-12 18:38:381557
ekaramad27ca69b12017-04-20 18:34:291558 blink::WebLocalFrame* focused =
Ehsan Karamad655d7b8a2018-01-12 18:38:381559 frame_widget->LocalRoot()->View()->FocusedFrame();
1560
ekaramad27ca69b12017-04-20 18:34:291561 if (focused && focused->AutofillClient())
1562 focused->AutofillClient()->DidCompleteFocusChangeInFrame();
avid7d6b2e2016-03-04 19:41:171563}
fsamuel72464894f2015-12-15 06:59:311564
dtapuska1827dd22016-03-11 15:24:591565void RenderWidget::ObserveGestureEventAndResult(
1566 const blink::WebGestureEvent& gesture_event,
1567 const gfx::Vector2dF& unused_delta,
Sandra Sunac5cdd832017-12-11 03:27:131568 const cc::OverscrollBehavior& overscroll_behavior,
dtapuska1827dd22016-03-11 15:24:591569 bool event_processed) {
1570 if (!compositor_deps_->IsElasticOverscrollEnabled())
1571 return;
1572
1573 cc::InputHandlerScrollResult scroll_result;
1574 scroll_result.did_scroll = event_processed;
1575 scroll_result.did_overscroll_root = !unused_delta.IsZero();
1576 scroll_result.unused_scroll_delta = unused_delta;
Sandra Sunac5cdd832017-12-11 03:27:131577 scroll_result.overscroll_behavior = overscroll_behavior;
dtapuska1827dd22016-03-11 15:24:591578
Dave Tapuska04bc5ee92018-04-17 19:03:311579 widget_input_handler_manager_->ObserveGestureEventOnMainThread(gesture_event,
1580 scroll_result);
dtapuska1827dd22016-03-11 15:24:591581}
1582
avid7d6b2e2016-03-04 19:41:171583void RenderWidget::OnDidHandleKeyEvent() {
alexmos56567492016-09-13 00:52:461584 ClearEditCommands();
1585}
1586
1587void RenderWidget::SetEditCommandForNextKeyEvent(const std::string& name,
1588 const std::string& value) {
1589 ClearEditCommands();
1590 edit_commands_.emplace_back(name, value);
1591}
1592
1593void RenderWidget::ClearEditCommands() {
1594 edit_commands_.clear();
avid7d6b2e2016-03-04 19:41:171595}
fsamuel72464894f2015-12-15 06:59:311596
chongza8ba91fc2016-08-16 21:39:171597void RenderWidget::OnDidOverscroll(const ui::DidOverscrollParams& params) {
Dave Tapuska04bc5ee92018-04-17 19:03:311598 if (mojom::WidgetInputHandlerHost* host =
1599 widget_input_handler_manager_->GetWidgetInputHandlerHost()) {
1600 host->DidOverscroll(params);
Dave Tapuska139a72f2017-09-06 21:57:031601 }
fsamuel72464894f2015-12-15 06:59:311602}
1603
fsamuele8326c742016-01-12 00:49:391604void RenderWidget::SetInputHandler(RenderWidgetInputHandler* input_handler) {
1605 // Nothing to do here. RenderWidget created the |input_handler| and will take
1606 // ownership of it. We just verify here that we don't already have an input
1607 // handler.
1608 DCHECK(!input_handler_);
1609}
1610
changwan75e3b2072017-01-16 02:55:001611void RenderWidget::ShowVirtualKeyboard() {
danakj125a29e2019-01-24 23:25:291612 // Blink can continue running and change input state between the Close IPC
1613 // and the task that actually closes this class.
1614 if (closing_)
1615 return;
changwan75e3b2072017-01-16 02:55:001616 UpdateTextInputStateInternal(true, false);
1617}
1618
changwan62f57292017-02-17 08:28:251619void RenderWidget::ClearTextInputState() {
1620 text_input_info_ = blink::WebTextInputInfo();
1621 text_input_type_ = ui::TextInputType::TEXT_INPUT_TYPE_NONE;
1622 text_input_mode_ = ui::TextInputMode::TEXT_INPUT_MODE_DEFAULT;
1623 can_compose_inline_ = false;
1624 text_input_flags_ = 0;
AJITH KUMAR V041c0b02017-08-08 10:39:201625 next_previous_flags_ = kInvalidNextPreviousFlagsValue;
changwan62f57292017-02-17 08:28:251626}
1627
changwan75e3b2072017-01-16 02:55:001628void RenderWidget::UpdateTextInputState() {
danakj125a29e2019-01-24 23:25:291629 // Blink can continue running and change input state between the Close IPC
1630 // and the task that actually closes this class.
1631 if (closing_)
1632 return;
changwan75e3b2072017-01-16 02:55:001633 UpdateTextInputStateInternal(false, false);
1634}
1635
1636void RenderWidget::UpdateTextInputStateInternal(bool show_virtual_keyboard,
1637 bool reply_to_request) {
fsamuel72464894f2015-12-15 06:59:311638 TRACE_EVENT0("renderer", "RenderWidget::UpdateTextInputState");
changwan75e3b2072017-01-16 02:55:001639
fsamuel72464894f2015-12-15 06:59:311640 if (ime_event_guard_) {
changwan75e3b2072017-01-16 02:55:001641 DCHECK(!reply_to_request);
1642 // show_virtual_keyboard should still be effective even if it was set inside
1643 // the IME
fsamuel72464894f2015-12-15 06:59:311644 // event guard.
changwan75e3b2072017-01-16 02:55:001645 if (show_virtual_keyboard)
1646 ime_event_guard_->set_show_virtual_keyboard(true);
fsamuel72464894f2015-12-15 06:59:311647 return;
1648 }
1649
dglazkov97b6c2b2016-10-25 17:35:551650 ui::TextInputType new_type = GetTextInputType();
1651 if (IsDateTimeInput(new_type))
1652 return; // Not considered as a text input field in WebKit/Chromium.
fsamuel72464894f2015-12-15 06:59:311653
dglazkov97b6c2b2016-10-25 17:35:551654 blink::WebTextInputInfo new_info;
ekaramad5aff1942017-01-06 01:26:351655 if (auto* controller = GetInputMethodController())
Blink Reformat1c4d759e2017-04-09 16:34:541656 new_info = controller->TextInputInfo();
dtapuskac4dd5be2016-10-25 15:11:101657 const ui::TextInputMode new_mode =
Blink Reformat1c4d759e2017-04-09 16:34:541658 ConvertWebTextInputMode(new_info.input_mode);
fsamuel72464894f2015-12-15 06:59:311659
1660 bool new_can_compose_inline = CanComposeInline();
1661
Jan Wilken Dörrie3d4843c2019-08-02 14:30:281662 // Check whether the keyboard should always be hidden for the currently
1663 // focused element.
1664 auto* focused_frame = GetFocusedWebLocalFrameInWidget();
1665 bool always_hide_ime =
1666 focused_frame && focused_frame->ShouldSuppressKeyboardForFocusedElement();
1667
fsamuel72464894f2015-12-15 06:59:311668 // Only sends text input params if they are changed or if the ime should be
1669 // shown.
changwan75e3b2072017-01-16 02:55:001670 if (show_virtual_keyboard || reply_to_request ||
changwan38c3eb612016-12-09 01:45:561671 text_input_type_ != new_type || text_input_mode_ != new_mode ||
1672 text_input_info_ != new_info ||
Jan Wilken Dörrie3d4843c2019-08-02 14:30:281673 can_compose_inline_ != new_can_compose_inline ||
1674 always_hide_ime_ != always_hide_ime) {
ekaramad9053e57b2016-04-26 20:00:381675 TextInputState params;
dglazkov97b6c2b2016-10-25 17:35:551676 params.type = new_type;
fsamuel72464894f2015-12-15 06:59:311677 params.mode = new_mode;
Dave Tapuskaf0698ee2019-05-21 21:12:331678 params.action = new_info.action;
fsamuel72464894f2015-12-15 06:59:311679 params.flags = new_info.flags;
AJITH KUMAR V9e7b5572017-11-14 00:54:211680#if defined(OS_ANDROID)
AJITH KUMAR V041c0b02017-08-08 10:39:201681 if (next_previous_flags_ == kInvalidNextPreviousFlagsValue) {
1682 // Due to a focus change, values will be reset by the frame.
1683 // That case we only need fresh NEXT/PREVIOUS information.
Albert J. Wong3c93c182018-09-27 17:29:431684 // Also we won't send WidgetHostMsg_TextInputStateChanged if next/previous
AJITH KUMAR V041c0b02017-08-08 10:39:201685 // focusable status is changed.
1686 if (auto* controller = GetInputMethodController()) {
1687 next_previous_flags_ =
1688 controller->ComputeWebTextInputNextPreviousFlags();
1689 } else {
1690 // For safety in case GetInputMethodController() is null, because -1 is
1691 // invalid value to send to browser process.
1692 next_previous_flags_ = 0;
1693 }
1694 }
AJITH KUMAR V9e7b5572017-11-14 00:54:211695#else
1696 next_previous_flags_ = 0;
1697#endif
AJITH KUMAR V041c0b02017-08-08 10:39:201698 params.flags |= next_previous_flags_;
Yuichiro Hanada1b19cf852019-01-18 16:12:261699 params.value = new_info.value.Utf16();
Blink Reformat1c4d759e2017-04-09 16:34:541700 params.selection_start = new_info.selection_start;
1701 params.selection_end = new_info.selection_end;
1702 params.composition_start = new_info.composition_start;
1703 params.composition_end = new_info.composition_end;
fsamuel72464894f2015-12-15 06:59:311704 params.can_compose_inline = new_can_compose_inline;
changwan75e3b2072017-01-16 02:55:001705 // TODO(changwan): change instances of show_ime_if_needed to
1706 // show_virtual_keyboard.
1707 params.show_ime_if_needed = show_virtual_keyboard;
Jan Wilken Dörrie3d4843c2019-08-02 14:30:281708 params.always_hide_ime = always_hide_ime;
changwan75e3b2072017-01-16 02:55:001709 params.reply_to_request = reply_to_request;
Albert J. Wong3c93c182018-09-27 17:29:431710 Send(new WidgetHostMsg_TextInputStateChanged(routing_id(), params));
fsamuel72464894f2015-12-15 06:59:311711
1712 text_input_info_ = new_info;
dglazkov97b6c2b2016-10-25 17:35:551713 text_input_type_ = new_type;
fsamuel72464894f2015-12-15 06:59:311714 text_input_mode_ = new_mode;
1715 can_compose_inline_ = new_can_compose_inline;
Jan Wilken Dörrie3d4843c2019-08-02 14:30:281716 always_hide_ime_ = always_hide_ime;
fsamuel72464894f2015-12-15 06:59:311717 text_input_flags_ = new_info.flags;
Eric Karl706ea6712018-12-21 22:41:381718
1719#if defined(OS_ANDROID)
1720 // If we send a new TextInputStateChanged message, we must also deliver a
1721 // new RenderFrameMetadata, as the IME will need this info to be updated.
1722 // TODO(ericrk): Consider folding the above IPC into RenderFrameMetadata.
1723 // https://crbug.com/912309
danakj2db0b282019-09-20 15:09:201724 layer_tree_host_->RequestForceSendMetadata();
Eric Karl706ea6712018-12-21 22:41:381725#endif
fsamuel72464894f2015-12-15 06:59:311726 }
1727}
1728
1729bool RenderWidget::WillHandleGestureEvent(const blink::WebGestureEvent& event) {
paulmeyer6ef5a792016-11-08 20:33:581730 possible_drag_event_info_.event_source =
1731 ui::DragDropTypes::DRAG_EVENT_SOURCE_TOUCH;
1732 possible_drag_event_info_.event_location =
Ella Ge1116059d2018-03-21 02:06:131733 gfx::ToFlooredPoint(event.PositionInScreen());
avid7d6b2e2016-03-04 19:41:171734
fsamuel72464894f2015-12-15 06:59:311735 return false;
1736}
1737
1738bool RenderWidget::WillHandleMouseEvent(const blink::WebMouseEvent& event) {
ericwilligers88e69742016-10-17 19:29:551739 for (auto& observer : render_frames_)
1740 observer.RenderWidgetWillHandleMouseEvent();
lfge0c2792ec2016-05-11 18:52:081741
paulmeyer6ef5a792016-11-08 20:33:581742 possible_drag_event_info_.event_source =
1743 ui::DragDropTypes::DRAG_EVENT_SOURCE_MOUSE;
1744 possible_drag_event_info_.event_location =
Blink Reformat1c4d759e2017-04-09 16:34:541745 gfx::Point(event.PositionInScreen().x, event.PositionInScreen().y);
paulmeyer6ef5a792016-11-08 20:33:581746
Erik Chena39aa2d2019-09-21 02:14:041747 return mouse_lock_dispatcher()->WillHandleMouseEvent(event);
[email protected]fd847792013-10-24 17:12:351748}
1749
bokanc63441c2016-04-27 15:49:121750void RenderWidget::ResizeWebWidget() {
danakjf26cfd8f2019-09-26 20:53:571751 // In auto resize mode, blink controls sizes and RenderWidget should not be
1752 // passing values back in.
1753 DCHECK(!auto_resize_mode_);
1754
1755 // The widget size given to blink is scaled by the (non-emulated,
1756 // see https://crbug.com/819903) device scale factor (if UseZoomForDSF is
1757 // enabled).
1758 gfx::Size size_for_blink;
1759 if (!compositor_deps_->IsUseZoomForDSFEnabled()) {
1760 size_for_blink = size_;
1761 } else {
1762 size_for_blink = gfx::ScaleToCeiledSize(
1763 size_, GetOriginalScreenInfo().device_scale_factor);
1764 }
1765
Albert J. Wong7bbf22d2018-12-20 00:27:271766 if (delegate()) {
danakjf26cfd8f2019-09-26 20:53:571767 // The visual viewport size given to blink is scaled by the (non-emulated,
1768 // see https://crbug.com/819903) device scale factor (if UseZoomForDSF is
1769 // enabled).
1770 gfx::Size visible_viewport_size_for_blink;
1771 if (!compositor_deps_->IsUseZoomForDSFEnabled()) {
1772 visible_viewport_size_for_blink = visible_viewport_size_;
1773 } else {
1774 visible_viewport_size_for_blink = gfx::ScaleToCeiledSize(
1775 visible_viewport_size_, GetOriginalScreenInfo().device_scale_factor);
1776 }
1777
1778 // When associated with a RenderView, the RenderView is in control of the
1779 // main frame's size, because it includes other factors for top and bottom
1780 // controls.
1781 delegate()->ResizeWebWidgetForWidget(size_for_blink, top_controls_height_,
Albert J. Wong7bbf22d2018-12-20 00:27:271782 bottom_controls_height_,
1783 browser_controls_shrink_blink_size_);
danakjf26cfd8f2019-09-26 20:53:571784 delegate()->ResizeVisualViewportForWidget(visible_viewport_size_for_blink);
1785 } else {
1786 // When not associated with a RenderView, the RenderWidget is in control of
1787 // the frame's (or other type of widget's) size.
1788 GetWebWidget()->Resize(size_for_blink);
danakja2c9d0a92018-07-25 20:01:181789 }
bokanc63441c2016-04-27 15:49:121790}
1791
W. James MacLean7df854c2019-08-28 16:17:531792gfx::Rect RenderWidget::CompositorViewportRect() const {
danakj2db0b282019-09-20 15:09:201793 return layer_tree_host_->device_viewport_rect();
danakj0d963bd2019-02-20 18:00:461794}
1795
danakjf26cfd8f2019-09-26 20:53:571796void RenderWidget::SetScreenInfoAndSize(
1797 const ScreenInfo& screen_info,
1798 const gfx::Size& widget_size,
1799 const gfx::Size& visible_viewport_size) {
1800 // Emulation only happens on the main frame.
1801 DCHECK(delegate());
1802 DCHECK(for_frame());
1803 // Emulation happens on regular main frames which don't use auto-resize mode.
1804 DCHECK(!auto_resize_mode_);
1805
1806 UpdateSurfaceAndScreenInfo(local_surface_id_allocation_from_parent_,
1807 CompositorViewportRect(), screen_info);
1808
1809 // UpdateSurfaceAndScreenInfo() changes PageProperties including the device
1810 // scale factor, which changes PreferCompositingToLCDText decisions.
1811 // TODO(danakj): Do this in UpdateSurfaceAndScreenInfo? But requires a Resize
1812 // to happen after (see comment on
1813 // SetPreferCompositingToLCDTextEnabledOnRenderView).
1814 // TODO(danakj): This should not need to go through RenderFrame to set
1815 // Page-level properties.
1816 blink::WebFrameWidget* frame_widget = GetFrameWidget();
1817 // TODO(danakj): Stop handling emulation changes while undead, and change this
1818 // to a DCHECK.
1819 if (frame_widget) {
1820 RenderFrameImpl* render_frame =
1821 RenderFrameImpl::FromWebFrame(frame_widget->LocalRoot());
1822
1823 // This causes compositing state to be modified which dirties the document
1824 // lifecycle. Android Webview relies on the document lifecycle being clean
1825 // after the RenderWidget is initialized, in order to send IPCs that query
1826 // and change compositing state. So ResizeWebWidget() must come after this
1827 // call, as it runs the entire document lifecycle.
1828 render_frame->SetPreferCompositingToLCDTextEnabledOnRenderView(
1829 ComputePreferCompositingToLCDText(
1830 compositor_deps_, page_properties_->GetDeviceScaleFactor()));
1831 }
1832
1833 visible_viewport_size_ = visible_viewport_size;
1834 size_ = widget_size;
1835 ResizeWebWidget();
1836}
1837
mfomitchev2600fd7c2016-02-17 20:53:391838void RenderWidget::SetScreenMetricsEmulationParameters(
1839 bool enabled,
1840 const blink::WebDeviceEmulationParams& params) {
Albert J. Wong7bbf22d2018-12-20 00:27:271841 // This is only supported in RenderView, which has an delegate().
1842 DCHECK(delegate());
1843 delegate()->SetScreenMetricsEmulationParametersForWidget(enabled, params);
mfomitchev2600fd7c2016-02-17 20:53:391844}
1845
Albert J. Wong3c93c182018-09-27 17:29:431846void RenderWidget::SetScreenRects(const gfx::Rect& widget_screen_rect,
mfomitchev2600fd7c2016-02-17 20:53:391847 const gfx::Rect& window_screen_rect) {
Albert J. Wong3c93c182018-09-27 17:29:431848 widget_screen_rect_ = widget_screen_rect;
mfomitchev2600fd7c2016-02-17 20:53:391849 window_screen_rect_ = window_screen_rect;
1850}
1851
1852///////////////////////////////////////////////////////////////////////////////
[email protected]f98d7e3c2010-09-13 22:30:461853// WebWidgetClient
initial.commit09911bf2008-07-26 23:55:291854
Chris Harrelsond7ab99b2018-01-24 17:51:361855void RenderWidget::IntrinsicSizingInfoChanged(
1856 const blink::WebIntrinsicSizingInfo& sizing_info) {
Albert J. Wong3c93c182018-09-27 17:29:431857 Send(new WidgetHostMsg_IntrinsicSizingInfoChanged(routing_id_, sizing_info));
Chris Harrelsond7ab99b2018-01-24 17:51:361858}
1859
Blink Reformat1c4d759e2017-04-09 16:34:541860void RenderWidget::DidMeaningfulLayout(blink::WebMeaningfulLayout layout_type) {
1861 if (layout_type == blink::WebMeaningfulLayout::kVisuallyNonEmpty) {
George Burgess IVbd843ec2019-09-05 02:50:361862 QueueMessage(std::make_unique<WidgetHostMsg_DidFirstVisuallyNonEmptyPaint>(
1863 routing_id_));
dglazkovf0e1d6d2015-10-10 02:13:481864 }
dglazkov79c426102015-08-31 21:22:431865
ericwilligers88e69742016-10-17 19:29:551866 for (auto& observer : render_frames_)
1867 observer.DidMeaningfulLayout(layout_type);
dglazkov79c426102015-08-31 21:22:431868}
1869
[email protected]586871b2014-07-22 17:05:111870// static
dchengcedca5612016-04-09 01:40:151871std::unique_ptr<cc::SwapPromise> RenderWidget::QueueMessageImpl(
George Burgess IVbd843ec2019-09-05 02:50:361872 std::unique_ptr<IPC::Message> msg,
[email protected]586871b2014-07-22 17:05:111873 FrameSwapMessageQueue* frame_swap_message_queue,
1874 scoped_refptr<IPC::SyncMessageFilter> sync_message_filter,
[email protected]586871b2014-07-22 17:05:111875 int source_frame_number) {
[email protected]586871b2014-07-22 17:05:111876 bool first_message_for_frame = false;
Sadrul Habib Chowdhury4e0335cf2018-07-31 20:08:491877 frame_swap_message_queue->QueueMessageForFrame(
George Burgess IVbd843ec2019-09-05 02:50:361878 source_frame_number, std::move(msg), &first_message_for_frame);
danakj2d2889a2019-04-05 21:22:081879 if (!first_message_for_frame)
1880 return nullptr;
1881 return std::make_unique<QueueMessageSwapPromise>(
1882 sync_message_filter, frame_swap_message_queue, source_frame_number);
[email protected]586871b2014-07-22 17:05:111883}
1884
danakj53802692018-07-25 21:46:441885void RenderWidget::SetHandlingInputEvent(bool handling_input_event) {
1886 input_handler_->set_handling_input_event(handling_input_event);
1887}
1888
George Burgess IVbd843ec2019-09-05 02:50:361889void RenderWidget::QueueMessage(std::unique_ptr<IPC::Message> msg) {
danakj125a29e2019-01-24 23:25:291890 if (closing_)
1891 return;
1892
[email protected]586871b2014-07-22 17:05:111893 // RenderThreadImpl::current() is NULL in some tests.
danakj125a29e2019-01-24 23:25:291894 if (!RenderThreadImpl::current()) {
George Burgess IVbd843ec2019-09-05 02:50:361895 Send(msg.release());
[email protected]586871b2014-07-22 17:05:111896 return;
1897 }
1898
dchengcedca5612016-04-09 01:40:151899 std::unique_ptr<cc::SwapPromise> swap_promise =
George Burgess IVbd843ec2019-09-05 02:50:361900 QueueMessageImpl(std::move(msg), frame_swap_message_queue_.get(),
[email protected]586871b2014-07-22 17:05:111901 RenderThreadImpl::current()->sync_message_filter(),
danakj2db0b282019-09-20 15:09:201902 layer_tree_host_->SourceFrameNumber());
danakj2d2889a2019-04-05 21:22:081903 if (swap_promise) {
danakj2db0b282019-09-20 15:09:201904 layer_tree_host_->QueueSwapPromise(std::move(swap_promise));
danakj2d2889a2019-04-05 21:22:081905 }
[email protected]586871b2014-07-22 17:05:111906}
1907
Blink Reformat1c4d759e2017-04-09 16:34:541908void RenderWidget::DidChangeCursor(const WebCursorInfo& cursor_info) {
[email protected]7c51b0ee2009-07-08 21:49:301909 // TODO(darin): Eliminate this temporary.
Mike Wassermanf95c2d9d2019-04-17 00:44:211910 WebCursor cursor((CursorInfo(cursor_info)));
initial.commit09911bf2008-07-26 23:55:291911 // Only send a SetCursor message if we need to make a change.
Navid Zolghadr293bb862018-12-12 18:15:411912 if (input_handler_->DidChangeCursor(cursor))
Albert J. Wong3c93c182018-09-27 17:29:431913 Send(new WidgetHostMsg_SetCursor(routing_id_, cursor));
initial.commit09911bf2008-07-26 23:55:291914}
1915
aelias5971e47d2017-06-16 02:39:381916void RenderWidget::AutoscrollStart(const blink::WebFloatPoint& point) {
Albert J. Wong3c93c182018-09-27 17:29:431917 Send(new WidgetHostMsg_AutoscrollStart(routing_id_, point));
aelias5971e47d2017-06-16 02:39:381918}
1919
1920void RenderWidget::AutoscrollFling(const blink::WebFloatSize& velocity) {
Albert J. Wong3c93c182018-09-27 17:29:431921 Send(new WidgetHostMsg_AutoscrollFling(routing_id_, velocity));
aelias5971e47d2017-06-16 02:39:381922}
1923
1924void RenderWidget::AutoscrollEnd() {
Albert J. Wong3c93c182018-09-27 17:29:431925 Send(new WidgetHostMsg_AutoscrollEnd(routing_id_));
aelias5971e47d2017-06-16 02:39:381926}
1927
initial.commit09911bf2008-07-26 23:55:291928// We are supposed to get a single call to Show for a newly created RenderWidget
1929// that was created via RenderWidget::CreateWebView. So, we wait until this
1930// point to dispatch the ShowWidget message.
1931//
1932// This method provides us with the information about how to display the newly
[email protected]5f9de5882011-09-30 23:36:281933// created RenderWidget (i.e., as a blocked popup or as a new tab).
initial.commit09911bf2008-07-26 23:55:291934//
Blink Reformat1c4d759e2017-04-09 16:34:541935void RenderWidget::Show(WebNavigationPolicy policy) {
danakj65f423b72018-10-10 17:21:201936 if (!show_callback_) {
Albert J. Wong7bbf22d2018-12-20 00:27:271937 if (delegate()) {
danakja2c9d0a92018-07-25 20:01:181938 // When SupportsMultipleWindows is disabled, popups are reusing
danakj65f423b72018-10-10 17:21:201939 // the view's RenderWidget. In some scenarios, this makes blink to call
1940 // Show() twice. But otherwise, if it is enabled, we should not visit
1941 // Show() more than once.
Albert J. Wong7bbf22d2018-12-20 00:27:271942 DCHECK(!delegate()->SupportsMultipleWindowsForWidget());
danakj65f423b72018-10-10 17:21:201943 return;
danakja2c9d0a92018-07-25 20:01:181944 } else {
danakj65f423b72018-10-10 17:21:201945 NOTREACHED() << "received extraneous Show call";
danakja2c9d0a92018-07-25 20:01:181946 }
danakja2c9d0a92018-07-25 20:01:181947 }
1948
initial.commit09911bf2008-07-26 23:55:291949 DCHECK(routing_id_ != MSG_ROUTING_NONE);
nickf7b38222016-11-22 21:59:351950
1951 // The opener is responsible for actually showing this widget.
danakjdf1ceb72018-07-18 20:02:251952 std::move(show_callback_).Run(this, policy, initial_rect_);
nickf7b38222016-11-22 21:59:351953
bokanc007c3a2015-02-03 07:15:561954 // NOTE: initial_rect_ may still have its default values at this point, but
[email protected]8de12d942010-11-17 20:42:441955 // that's okay. It'll be ignored if as_popup is false, or the browser
1956 // process will impose a default position otherwise.
bokanc007c3a2015-02-03 07:15:561957 SetPendingWindowRect(initial_rect_);
initial.commit09911bf2008-07-26 23:55:291958}
1959
danakj17216f4d2018-10-16 22:57:321960LayerTreeView* RenderWidget::InitializeLayerTreeView() {
1961 TRACE_EVENT0("blink", "RenderWidget::InitializeLayerTreeView");
danakj17216f4d2018-10-16 22:57:321962
1963 layer_tree_view_ = std::make_unique<LayerTreeView>(
1964 this, compositor_deps_->GetCompositorMainThreadTaskRunner(),
1965 compositor_deps_->GetCompositorImplThreadTaskRunner(),
1966 compositor_deps_->GetTaskGraphRunner(),
1967 compositor_deps_->GetWebMainThreadScheduler());
1968 layer_tree_view_->Initialize(
danakj6dcbc5962018-11-16 16:45:421969 GenerateLayerTreeSettings(compositor_deps_, for_child_local_root_frame_,
Albert J. Wonga3dbd5442019-09-18 10:38:281970 page_properties_->GetScreenInfo().rect.size(),
1971 page_properties_->GetDeviceScaleFactor()),
danakj17216f4d2018-10-16 22:57:321972 compositor_deps_->CreateUkmRecorderFactory());
danakj2db0b282019-09-20 15:09:201973 layer_tree_host_ = layer_tree_view_->layer_tree_host();
danakj17216f4d2018-10-16 22:57:321974
danakj8af75fc2019-10-01 19:59:021975 ScreenInfo screen_info = page_properties_->GetScreenInfo();
1976 // A popup widget does not get emulated. So we hand it the real screen info
1977 // and adjust values it gives back into the emulated space later.
1978 if (popup_) {
1979 RenderWidgetScreenMetricsEmulator* emulator =
1980 page_properties_->ScreenMetricsEmulator();
1981 if (emulator)
1982 screen_info = emulator->original_screen_info();
1983 }
1984
Fady Samuel1c1ad3692018-11-06 23:28:401985 UpdateSurfaceAndScreenInfo(local_surface_id_allocation_from_parent_,
danakj8af75fc2019-10-01 19:59:021986 CompositorViewportRect(), screen_info);
danakj953af052019-02-06 19:13:181987 // If the widget is hidden, delay starting the compositor until the user shows
danakjbd1a86a2019-09-06 17:24:311988 // it. Also if the RenderWidget is undead, we delay starting the compositor
danakj953af052019-02-06 19:13:181989 // until we expect to use the widget, which will be signaled through
danakjbd1a86a2019-09-06 17:24:311990 // reviving the undead RenderWidget.
1991 if (!is_hidden_ && !is_undead_)
danakj953af052019-02-06 19:13:181992 StartStopCompositor();
danakj17216f4d2018-10-16 22:57:321993
danakj17216f4d2018-10-16 22:57:321994 DCHECK_NE(MSG_ROUTING_NONE, routing_id_);
danakj17216f4d2018-10-16 22:57:321995
1996 RenderThreadImpl* render_thread = RenderThreadImpl::current();
1997 if (render_thread) {
1998 input_event_queue_ = base::MakeRefCounted<MainThreadEventQueue>(
1999 this, render_thread->GetWebMainThreadScheduler()->InputTaskRunner(),
danakj953af052019-02-06 19:13:182000 render_thread->GetWebMainThreadScheduler(),
2001 /*allow_raf_aligned_input=*/!compositor_never_visible_);
danakj17216f4d2018-10-16 22:57:322002 }
2003
2004 return layer_tree_view_.get();
2005}
2006
danakj953af052019-02-06 19:13:182007void RenderWidget::StartStopCompositor() {
2008 if (compositor_never_visible_)
2009 return;
danakjde8b7482018-11-15 23:45:022010
danakj22b4e8b2019-08-01 23:14:392011 // TODO(danakj): We should start the compositor before becoming shown for
danakjbd1a86a2019-09-06 17:24:312012 // *all* provisional frames not just provisional main frames (as they come
2013 // back from being undead). However we need to also prevent BeginMainFrame
2014 // from occurring, in both cases, until the frame is attached at least. And in
2015 // the case of main frames, until blink requests them through
2016 // StopDeferringMainFrameUpdate().
2017 if (is_undead_) {
danakj953af052019-02-06 19:13:182018 layer_tree_view_->SetVisible(false);
2019 // Drop all gpu resources, this makes SetVisible(true) more expensive/slower
2020 // but we don't expect to use this RenderWidget again until some possible
2021 // future navigation. This brings us a bit closer to emulating deleting the
2022 // RenderWidget instead of just stopping the compositor.
danakj2db0b282019-09-20 15:09:202023 layer_tree_host_->ReleaseLayerTreeFrameSink();
danakj953af052019-02-06 19:13:182024 } else if (is_hidden_) {
2025 layer_tree_view_->SetVisible(false);
2026 } else {
2027 layer_tree_view_->SetVisible(true);
2028 }
danakjde8b7482018-11-15 23:45:022029}
2030
danakjbd1a86a2019-09-06 17:24:312031void RenderWidget::SetIsUndead(bool is_undead) {
2032 DCHECK_NE(is_undead, is_undead_);
2033 is_undead_ = is_undead;
2034 // If hidden, then changing undead state doesn't change anything with the
danakj953af052019-02-06 19:13:182035 // compositor since when hidden the compositor is always stopped.
2036 if (!is_hidden_)
2037 StartStopCompositor();
danakjde8b7482018-11-15 23:45:022038}
2039
danakj9e93f322019-08-02 22:56:582040// static
2041void RenderWidget::DoDeferredClose(int widget_routing_id) {
2042 // DoDeferredClose() was a posted task, which means the RenderWidget may have
danakjbd1a86a2019-09-06 17:24:312043 // become undead in the meantime. Undead RenderWidgets do not send messages,
danakj9e93f322019-08-02 22:56:582044 // so break the dependency on RenderWidget here, by making this method static
2045 // and going to RenderThread directly to send.
2046 RenderThread::Get()->Send(new WidgetHostMsg_Close(widget_routing_id));
[email protected]2533ce12009-05-09 00:02:242047}
2048
danakj45e4a4f2019-03-12 22:50:422049void RenderWidget::ClosePopupWidgetSoon() {
2050 // Only should be called for popup widgets.
2051 DCHECK(!for_child_local_root_frame_);
2052 DCHECK(!delegate_);
2053
2054 CloseWidgetSoon();
2055}
2056
Blink Reformat1c4d759e2017-04-09 16:34:542057void RenderWidget::CloseWidgetSoon() {
Avi Drissman07d22452019-03-25 17:56:392058 DCHECK(RenderThread::IsMainThread());
danakj292b63e2018-11-19 20:47:062059
initial.commit09911bf2008-07-26 23:55:292060 // If a page calls window.close() twice, we'll end up here twice, but that's
2061 // OK. It is safe to send multiple Close messages.
danakj292b63e2018-11-19 20:47:062062 //
[email protected]2533ce12009-05-09 00:02:242063 // Ask the RenderWidgetHost to initiate close. We could be called from deep
danakj295c43f182019-03-13 16:37:172064 // in Javascript. If we ask the RenderWidgetHost to close now, the window
2065 // could be closed before the JS finishes executing, thanks to nested message
2066 // loops running and handling the resuliting Close IPC. So instead, post a
[email protected]2533ce12009-05-09 00:02:242067 // message back to the message loop, which won't run until the JS is
danakj295c43f182019-03-13 16:37:172068 // complete, and then the Close request can be sent.
Hajime Hoshi315a61f2018-08-14 17:27:282069 GetCleanupTaskRunner()->PostTask(
danakj9e93f322019-08-02 22:56:582070 FROM_HERE, base::BindOnce(&RenderWidget::DoDeferredClose, routing_id_));
initial.commit09911bf2008-07-26 23:55:292071}
2072
Erik Chen3433ee02019-08-05 20:14:262073void RenderWidget::Close(std::unique_ptr<RenderWidget> widget) {
danakjcdfc4262019-10-01 20:09:482074 DCHECK(closing_); // PrepareForClose() comes first.
2075 // At the end of this method, |widget| which points to this is deleted.
2076 DCHECK_EQ(widget.get(), this);
2077
danakja6c10012018-07-06 14:25:362078 layer_tree_view_.reset();
Albert J. Wongd593de532018-09-06 05:42:152079 // Note the ACK is a control message going to the RenderProcessHost.
Albert J. Wong3c93c182018-09-27 17:29:432080 RenderThread::Get()->Send(new WidgetHostMsg_Close_ACK(routing_id()));
danakjcdfc4262019-10-01 20:09:482081 // For the destructor to verify |this| was deleted by Close().
danakj6ec39d302019-03-15 22:43:222082 closed_ = true;
Ken Buchananed449bb2018-02-01 21:02:052083}
2084
Ehsan Karamad655d7b8a2018-01-12 18:38:382085blink::WebFrameWidget* RenderWidget::GetFrameWidget() const {
danakj89ae4532018-12-12 22:52:552086 // TODO(danakj): Remove this check and don't call this method for non-frames.
2087 if (!for_frame())
2088 return nullptr;
2089 // TODO(danakj): Is this needed? IPCs stop after closing, but code used to
2090 // check for a null WebWidget.
2091 if (closing_)
Ehsan Karamad655d7b8a2018-01-12 18:38:382092 return nullptr;
danakj557248b2019-09-25 17:17:402093 return static_cast<blink::WebFrameWidget*>(webwidget_);
Ehsan Karamad655d7b8a2018-01-12 18:38:382094}
2095
danakj1fe8e62d2019-09-05 23:21:562096bool RenderWidget::IsForProvisionalFrame() const {
2097 if (!for_frame())
2098 return false;
2099 // No widget here means the main frame is remote and there is no
2100 // provisional frame at the moment.
danakj557248b2019-09-25 17:17:402101 if (!webwidget_)
danakj1fe8e62d2019-09-05 23:21:562102 return false;
danakj557248b2019-09-25 17:17:402103 auto* frame_widget = static_cast<blink::WebFrameWidget*>(webwidget_);
danakj1fe8e62d2019-09-05 23:21:562104 return frame_widget->LocalRoot()->IsProvisional();
2105}
2106
bokan841fdc72016-10-06 00:16:352107void RenderWidget::ScreenRectToEmulatedIfNeeded(WebRect* window_rect) const {
2108 DCHECK(window_rect);
danakj8af75fc2019-10-01 19:59:022109
2110 if (!popup_)
bokan841fdc72016-10-06 00:16:352111 return;
danakj8af75fc2019-10-01 19:59:022112 RenderWidgetScreenMetricsEmulator* emulator =
2113 page_properties_->ScreenMetricsEmulator();
2114 if (!emulator)
2115 return;
2116
bokan841fdc72016-10-06 00:16:352117 window_rect->x =
danakj8af75fc2019-10-01 19:59:022118 emulator->ViewRectOrigin().x() +
2119 (window_rect->x - emulator->original_screen_rect().origin().x()) /
2120 emulator->scale();
bokan841fdc72016-10-06 00:16:352121 window_rect->y =
danakj8af75fc2019-10-01 19:59:022122 emulator->ViewRectOrigin().y() +
2123 (window_rect->y - emulator->original_screen_rect().origin().y()) /
2124 emulator->scale();
bokan841fdc72016-10-06 00:16:352125}
2126
2127void RenderWidget::EmulatedToScreenRectIfNeeded(WebRect* window_rect) const {
2128 DCHECK(window_rect);
danakj8af75fc2019-10-01 19:59:022129
2130 if (!popup_)
bokan841fdc72016-10-06 00:16:352131 return;
danakj8af75fc2019-10-01 19:59:022132 RenderWidgetScreenMetricsEmulator* emulator =
2133 page_properties_->ScreenMetricsEmulator();
2134 if (!emulator)
2135 return;
2136
bokan841fdc72016-10-06 00:16:352137 window_rect->x =
danakj8af75fc2019-10-01 19:59:022138 emulator->original_screen_rect().origin().x() +
2139 (window_rect->x - emulator->ViewRectOrigin().x()) * emulator->scale();
bokan841fdc72016-10-06 00:16:352140 window_rect->y =
danakj8af75fc2019-10-01 19:59:022141 emulator->original_screen_rect().origin().y() +
2142 (window_rect->y - emulator->ViewRectOrigin().y()) * emulator->scale();
bokan841fdc72016-10-06 00:16:352143}
2144
Blink Reformat1c4d759e2017-04-09 16:34:542145WebRect RenderWidget::WindowRect() {
bokan841fdc72016-10-06 00:16:352146 WebRect rect;
bokan6b08cd22016-10-05 00:55:212147 if (pending_window_rect_count_) {
2148 // NOTE(mbelshe): If there is a pending_window_rect_, then getting
2149 // the RootWindowRect is probably going to return wrong results since the
2150 // browser may not have processed the Move yet. There isn't really anything
2151 // good to do in this case, and it shouldn't happen - since this size is
2152 // only really needed for windowToScreen, which is only used for Popups.
bokan841fdc72016-10-06 00:16:352153 rect = pending_window_rect_;
2154 } else {
2155 rect = window_screen_rect_;
bokan6b08cd22016-10-05 00:55:212156 }
[email protected]2533ce12009-05-09 00:02:242157
bokan841fdc72016-10-06 00:16:352158 ScreenRectToEmulatedIfNeeded(&rect);
2159 return rect;
bokan6b08cd22016-10-05 00:55:212160}
2161
Blink Reformat1c4d759e2017-04-09 16:34:542162WebRect RenderWidget::ViewRect() {
Albert J. Wong3c93c182018-09-27 17:29:432163 WebRect rect = widget_screen_rect_;
bokan841fdc72016-10-06 00:16:352164 ScreenRectToEmulatedIfNeeded(&rect);
2165 return rect;
initial.commit09911bf2008-07-26 23:55:292166}
2167
Blink Reformat1c4d759e2017-04-09 16:34:542168void RenderWidget::SetToolTipText(const blink::WebString& text,
[email protected]8a9d6ca32011-06-06 20:11:302169 WebTextDirection hint) {
Albert J. Wong3c93c182018-09-27 17:29:432170 Send(new WidgetHostMsg_SetTooltipText(routing_id_, text.Utf16(), hint));
[email protected]8a9d6ca32011-06-06 20:11:302171}
2172
Blink Reformat1c4d759e2017-04-09 16:34:542173void RenderWidget::SetWindowRect(const WebRect& rect_in_screen) {
danakj81d601e62018-10-09 22:15:052174 // This path is for the renderer to change the on-screen position/size of
2175 // the widget by changing its window rect. This is not possible for
2176 // RenderWidgets whose position/size are controlled by layout from another
danakj6dcbc5962018-11-16 16:45:422177 // frame tree (ie. child local root frames), as the window rect can only be
2178 // set by the browser.
2179 if (for_child_local_root_frame_)
danakj81d601e62018-10-09 22:15:052180 return;
2181
oshima33ec97cd2015-12-14 19:40:242182 WebRect window_rect = rect_in_screen;
bokan841fdc72016-10-06 00:16:352183 EmulatedToScreenRectIfNeeded(&window_rect);
[email protected]b2e4c70132013-10-03 02:07:512184
danakj7602f4f2019-01-31 18:03:232185 if (synchronous_resize_mode_for_testing_) {
Kent Tamura21d1de62018-12-10 04:45:202186 // This is a web-test-only path. At one point, it was planned to be
danakj65f423b72018-10-10 17:21:202187 // removed. See https://crbug.com/309760.
bokanc007c3a2015-02-03 07:15:562188 SetWindowRectSynchronously(window_rect);
danakj65f423b72018-10-10 17:21:202189 return;
2190 }
2191
2192 if (show_callback_) {
2193 // The widget is not shown yet. Delay the |window_rect| being sent to the
2194 // browser until Show() is called so it can be sent with that IPC, once the
2195 // browser is ready for the info.
2196 initial_rect_ = window_rect;
2197 } else {
2198 Send(new WidgetHostMsg_RequestSetBounds(routing_id_, window_rect));
2199 SetPendingWindowRect(window_rect);
initial.commit09911bf2008-07-26 23:55:292200 }
2201}
2202
[email protected]2533ce12009-05-09 00:02:242203void RenderWidget::SetPendingWindowRect(const WebRect& rect) {
2204 pending_window_rect_ = rect;
2205 pending_window_rect_count_++;
[email protected]2533ce12009-05-09 00:02:242206
bokan6b08cd22016-10-05 00:55:212207 // Popups don't get size updates back from the browser so just store the set
2208 // values.
danakj89ae4532018-12-12 22:52:552209 if (!for_frame()) {
Blink Reformat1c4d759e2017-04-09 16:34:542210 window_screen_rect_ = rect;
Albert J. Wong3c93c182018-09-27 17:29:432211 widget_screen_rect_ = rect;
[email protected]2533ce12009-05-09 00:02:242212 }
[email protected]d4547452008-08-28 18:36:372213}
2214
wjmacleanee244e02017-05-26 21:06:072215void RenderWidget::OnShowContextMenu(ui::MenuSourceType source_type,
2216 const gfx::Point& location) {
wjmacleanee244e02017-05-26 21:06:072217 has_host_context_menu_location_ = true;
2218 host_context_menu_location_ = location;
2219 if (GetWebWidget()) {
2220 GetWebWidget()->ShowContextMenu(
2221 static_cast<blink::WebMenuSourceType>(source_type));
2222 }
2223 has_host_context_menu_location_ = false;
2224}
2225
[email protected]fa7b1dc2010-06-23 17:53:042226void RenderWidget::OnImeSetComposition(
[email protected]fcf75d42013-12-03 20:11:262227 const base::string16& text,
Ryan Landay9e42fd742017-08-12 01:59:112228 const std::vector<WebImeTextSpan>& ime_text_spans,
chongz7eb752802016-01-27 21:28:072229 const gfx::Range& replacement_range,
Ryan Landay9e42fd742017-08-12 01:59:112230 int selection_start,
2231 int selection_end) {
ekaramad5aff1942017-01-06 01:26:352232 if (!ShouldHandleImeEvents())
2233 return;
2234
brettw4b461082016-11-19 18:55:162235#if BUILDFLAG(ENABLE_PLUGINS)
EhsanK22d482e2017-08-10 17:29:492236 if (auto* plugin = GetFocusedPepperPluginInsideWidget()) {
Ryan Landay9e42fd742017-08-12 01:59:112237 plugin->render_frame()->OnImeSetComposition(text, ime_text_spans,
EhsanK22d482e2017-08-10 17:29:492238 selection_start, selection_end);
ekaramad2a46d632016-07-19 13:33:092239 return;
2240 }
2241#endif
[email protected]66fca5bc2013-05-23 06:58:292242 ImeEventGuard guard(this);
ekaramad2daaf672016-11-10 20:29:012243 blink::WebInputMethodController* controller = GetInputMethodController();
ekaramad2daaf672016-11-10 20:29:012244 if (!controller ||
Blink Reformat1c4d759e2017-04-09 16:34:542245 !controller->SetComposition(
Ryan Landay9e42fd742017-08-12 01:59:112246 WebString::FromUTF16(text), WebVector<WebImeTextSpan>(ime_text_spans),
ekaramadce32ef9f2017-02-09 17:33:562247 replacement_range.IsValid()
2248 ? WebRange(replacement_range.start(), replacement_range.length())
2249 : WebRange(),
2250 selection_start, selection_end)) {
[email protected]fa7b1dc2010-06-23 17:53:042251 // If we failed to set the composition text, then we need to let the browser
2252 // process to cancel the input method's ongoing composition session, to make
2253 // sure we are in a consistent state.
Dave Tapuska04bc5ee92018-04-17 19:03:312254 if (mojom::WidgetInputHandlerHost* host =
2255 widget_input_handler_manager_->GetWidgetInputHandlerHost()) {
2256 host->ImeCancelComposition();
Dave Tapuska139a72f2017-09-06 21:57:032257 }
[email protected]7f00efa2010-04-15 05:01:262258 }
nonafa291792016-08-10 02:36:182259 UpdateCompositionInfo(false /* not an immediate request */);
[email protected]fa7b1dc2010-06-23 17:53:042260}
2261
rlanday7efe2302017-01-11 00:14:282262void RenderWidget::OnImeCommitText(
2263 const base::string16& text,
Ryan Landay9e42fd742017-08-12 01:59:112264 const std::vector<WebImeTextSpan>& ime_text_spans,
rlanday7efe2302017-01-11 00:14:282265 const gfx::Range& replacement_range,
2266 int relative_cursor_pos) {
ekaramad5aff1942017-01-06 01:26:352267 if (!ShouldHandleImeEvents())
2268 return;
2269
brettw4b461082016-11-19 18:55:162270#if BUILDFLAG(ENABLE_PLUGINS)
EhsanK22d482e2017-08-10 17:29:492271 if (auto* plugin = GetFocusedPepperPluginInsideWidget()) {
2272 plugin->render_frame()->OnImeCommitText(text, replacement_range,
2273 relative_cursor_pos);
ekaramad2a46d632016-07-19 13:33:092274 return;
2275 }
2276#endif
[email protected]66fca5bc2013-05-23 06:58:292277 ImeEventGuard guard(this);
fsamuele8326c742016-01-12 00:49:392278 input_handler_->set_handling_input_event(true);
ekaramadb6483a052017-02-10 02:23:262279 if (auto* controller = GetInputMethodController()) {
Blink Reformat1c4d759e2017-04-09 16:34:542280 controller->CommitText(
Ryan Landay9e42fd742017-08-12 01:59:112281 WebString::FromUTF16(text), WebVector<WebImeTextSpan>(ime_text_spans),
ekaramadce32ef9f2017-02-09 17:33:562282 replacement_range.IsValid()
2283 ? WebRange(replacement_range.start(), replacement_range.length())
2284 : WebRange(),
2285 relative_cursor_pos);
ekaramadb6483a052017-02-10 02:23:262286 }
aelias87b8f7c2016-09-14 03:19:292287 input_handler_->set_handling_input_event(false);
2288 UpdateCompositionInfo(false /* not an immediate request */);
2289}
2290
2291void RenderWidget::OnImeFinishComposingText(bool keep_selection) {
ekaramad5aff1942017-01-06 01:26:352292 if (!ShouldHandleImeEvents())
2293 return;
2294
brettw4b461082016-11-19 18:55:162295#if BUILDFLAG(ENABLE_PLUGINS)
EhsanK22d482e2017-08-10 17:29:492296 if (auto* plugin = GetFocusedPepperPluginInsideWidget()) {
2297 plugin->render_frame()->OnImeFinishComposingText(keep_selection);
aelias87b8f7c2016-09-14 03:19:292298 return;
2299 }
2300#endif
2301
changwan38c3eb612016-12-09 01:45:562302 if (!GetWebWidget())
aelias87b8f7c2016-09-14 03:19:292303 return;
2304 ImeEventGuard guard(this);
2305 input_handler_->set_handling_input_event(true);
ekaramad2daaf672016-11-10 20:29:012306 if (auto* controller = GetInputMethodController()) {
Blink Reformat1c4d759e2017-04-09 16:34:542307 controller->FinishComposingText(
2308 keep_selection ? WebInputMethodController::kKeepSelection
2309 : WebInputMethodController::kDoNotKeepSelection);
ekaramad2daaf672016-11-10 20:29:012310 }
fsamuele8326c742016-01-12 00:49:392311 input_handler_->set_handling_input_event(false);
nonafa291792016-08-10 02:36:182312 UpdateCompositionInfo(false /* not an immediate request */);
initial.commit09911bf2008-07-26 23:55:292313}
2314
Christopher Camerone9a30c12018-03-07 08:23:382315void RenderWidget::UpdateSurfaceAndScreenInfo(
Fady Samuel1c1ad3692018-11-06 23:28:402316 const viz::LocalSurfaceIdAllocation& new_local_surface_id_allocation,
W. James MacLean7df854c2019-08-28 16:17:532317 const gfx::Rect& compositor_viewport_pixel_rect,
Christopher Camerone9a30c12018-03-07 08:23:382318 const ScreenInfo& new_screen_info) {
Christopher Camerone9a30c12018-03-07 08:23:382319 bool orientation_changed =
Albert J. Wonga3dbd5442019-09-18 10:38:282320 page_properties_->GetScreenInfo().orientation_angle !=
2321 new_screen_info.orientation_angle ||
2322 page_properties_->GetScreenInfo().orientation_type !=
2323 new_screen_info.orientation_type;
Fady Samuela863f152018-03-09 16:10:032324 ScreenInfo previous_original_screen_info = GetOriginalScreenInfo();
Christopher Cameronbe7ecea2018-02-27 00:47:192325
Fady Samuel1c1ad3692018-11-06 23:28:402326 local_surface_id_allocation_from_parent_ = new_local_surface_id_allocation;
Albert J. Wonga3dbd5442019-09-18 10:38:282327
2328 page_properties_->SetScreenInfo(new_screen_info);
Christopher Cameronbe7ecea2018-02-27 00:47:192329
danakj125a29e2019-01-24 23:25:292330 // Note carefully that the DSF specified in |new_screen_info| is not the
2331 // DSF used by the compositor during device emulation!
danakj2db0b282019-09-20 15:09:202332 layer_tree_host_->SetViewportRectAndScale(
W. James MacLean7df854c2019-08-28 16:17:532333 compositor_viewport_pixel_rect,
danakj125a29e2019-01-24 23:25:292334 GetOriginalScreenInfo().device_scale_factor,
2335 local_surface_id_allocation_from_parent_);
Tao Baic7546c4b2019-09-06 15:24:572336 // The ViewportVisibleRect derives from the LayerTreeView's viewport size,
2337 // which is set above.
danakj2db0b282019-09-20 15:09:202338 layer_tree_host_->SetViewportVisibleRect(ViewportVisibleRect());
2339 layer_tree_host_->SetRasterColorSpace(
Albert J. Wonga3dbd5442019-09-18 10:38:282340 page_properties_->GetScreenInfo().color_space.GetRasterColorSpace());
Christopher Cameronbe7ecea2018-02-27 00:47:192341
Christopher Camerone9a30c12018-03-07 08:23:382342 if (orientation_changed)
2343 OnOrientationChange();
Christopher Cameronbe7ecea2018-02-27 00:47:192344
danakjcf409aa2019-09-20 15:22:302345 if (for_frame()) {
2346 // TODO(danakj): This should not need to go through RenderFrame to set
2347 // Page-level properties.
2348 blink::WebFrameWidget* frame_widget = GetFrameWidget();
2349 // TODO(danakj): Stop sending/receiving visual properties while undead, and
2350 // change this to a DCHECK.
2351 if (frame_widget) {
2352 RenderFrameImpl* render_frame =
2353 RenderFrameImpl::FromWebFrame(frame_widget->LocalRoot());
2354 // TODO(danakj): RenderWidget knows the DSF and could avoid calling into
2355 // blink when it hasn't changed, but it sets an initial |screen_info_|
2356 // during construction, so it is hard to tell if the value is not the
2357 // default value once we get to OnSynchronizeVisualProperties. Thus we
2358 // call into blink unconditionally and let it early out if it's already
2359 // set.
2360 render_frame->SetDeviceScaleFactorOnRenderView(
2361 compositor_deps_->IsUseZoomForDSFEnabled(),
2362 page_properties_->GetDeviceScaleFactor());
2363 }
2364 }
2365
2366 // Propagate changes down to child local root RenderWidgets and BrowserPlugins
2367 // in other frame trees/processes.
Fady Samuela863f152018-03-09 16:10:032368 if (previous_original_screen_info != GetOriginalScreenInfo()) {
Erik Chenb29e60ee2019-09-19 23:50:472369 for (auto& observer : render_frame_proxies_) {
2370 if (!is_undead_)
2371 observer.OnScreenInfoChanged(GetOriginalScreenInfo());
2372 }
Christopher Camerone9a30c12018-03-07 08:23:382373 for (auto& observer : browser_plugins_)
Fady Samuela863f152018-03-09 16:10:032374 observer.ScreenInfoChanged(GetOriginalScreenInfo());
Christopher Camerone9a30c12018-03-07 08:23:382375 }
oshimad5279032015-12-16 18:22:332376}
2377
danakja2c9d0a92018-07-25 20:01:182378void RenderWidget::SetWindowRectSynchronously(
2379 const gfx::Rect& new_window_rect) {
danakj1fdb4d72019-09-26 21:07:512380 // This method is only call in tests, and it applies the |new_window_rect| to
2381 // all three of:
2382 // a) widget size (in |size_|)
2383 // b) blink viewport (in |visible_viewport_size_|)
2384 // c) compositor viewport (in cc::LayerTreeHost)
2385 // Normally the browser controls these three things independently, but this is
2386 // used in tests to control the size from the renderer.
2387
danakja2c9d0a92018-07-25 20:01:182388 // We are resizing the window from the renderer, so allocate a new
2389 // viz::LocalSurfaceId to avoid surface invariants violations in tests.
danakj2db0b282019-09-20 15:09:202390 layer_tree_host_->RequestNewLocalSurfaceId();
danakj1fdb4d72019-09-26 21:07:512391
2392 gfx::Rect compositor_viewport_pixel_rect(gfx::ScaleToCeiledSize(
2393 new_window_rect.size(), page_properties_->GetDeviceScaleFactor()));
2394 UpdateSurfaceAndScreenInfo(local_surface_id_allocation_from_parent_,
2395 compositor_viewport_pixel_rect,
2396 page_properties_->GetScreenInfo());
2397
2398 visible_viewport_size_ = new_window_rect.size();
2399 size_ = new_window_rect.size();
2400 ResizeWebWidget();
danakja2c9d0a92018-07-25 20:01:182401
Albert J. Wong3c93c182018-09-27 17:29:432402 widget_screen_rect_ = new_window_rect;
danakja2c9d0a92018-07-25 20:01:182403 window_screen_rect_ = new_window_rect;
danakj65f423b72018-10-10 17:21:202404 if (show_callback_) {
2405 // Tests may call here directly to control the window rect. If
2406 // Show() did not happen yet, the rect is stored to be passed to the
2407 // browser when the RenderWidget requests Show().
danakja2c9d0a92018-07-25 20:01:182408 initial_rect_ = new_window_rect;
danakj65f423b72018-10-10 17:21:202409 }
danakja2c9d0a92018-07-25 20:01:182410}
2411
[email protected]4873c7d2009-07-16 06:36:282412void RenderWidget::OnSetTextDirection(WebTextDirection direction) {
EhsanK955ba582017-11-30 21:14:402413 if (auto* frame = GetFocusedWebLocalFrameInWidget())
2414 frame->SetTextDirection(direction);
[email protected]07f953332009-03-25 04:31:112415}
2416
Albert J. Wong3c93c182018-09-27 17:29:432417void RenderWidget::OnUpdateScreenRects(const gfx::Rect& widget_screen_rect,
[email protected]80ad8622012-11-07 16:33:032418 const gfx::Rect& window_screen_rect) {
Erik Chen1dd127d2019-09-21 02:33:042419 if (delegate_ && page_properties_->ScreenMetricsEmulator()) {
2420 page_properties_->ScreenMetricsEmulator()->OnUpdateScreenRects(
2421 widget_screen_rect, window_screen_rect);
[email protected]b2e4c70132013-10-03 02:07:512422 } else {
Albert J. Wong3c93c182018-09-27 17:29:432423 SetScreenRects(widget_screen_rect, window_screen_rect);
[email protected]b2e4c70132013-10-03 02:07:512424 }
Albert J. Wong3c93c182018-09-27 17:29:432425 Send(new WidgetHostMsg_UpdateScreenRects_ACK(routing_id()));
[email protected]80ad8622012-11-07 16:33:032426}
2427
kenrbea731792017-01-13 15:10:482428void RenderWidget::OnSetViewportIntersection(
Ken Buchananb2c9e262018-03-10 16:53:312429 const gfx::Rect& viewport_intersection,
Stefan Zager54e25832018-08-14 22:15:312430 const gfx::Rect& compositor_visible_rect,
Stefan Zager0926c9c2019-03-12 02:46:092431 blink::FrameOcclusionState occlusion_state) {
Ehsan Karamadf3ca2a82018-01-20 01:05:252432 if (auto* frame_widget = GetFrameWidget()) {
Ken Buchananb2c9e262018-03-10 16:53:312433 compositor_visible_rect_ = compositor_visible_rect;
Stefan Zager54e25832018-08-14 22:15:312434 frame_widget->SetRemoteViewportIntersection(viewport_intersection,
Stefan Zager0926c9c2019-03-12 02:46:092435 occlusion_state);
danakj2db0b282019-09-20 15:09:202436 layer_tree_host_->SetViewportVisibleRect(ViewportVisibleRect());
kenrbea731792017-01-13 15:10:482437 }
2438}
2439
kenrb04323782017-06-23 01:23:322440void RenderWidget::OnSetIsInert(bool inert) {
danakj89ae4532018-12-12 22:52:552441 if (auto* frame_widget = GetFrameWidget())
Ehsan Karamadf3ca2a82018-01-20 01:05:252442 frame_widget->SetIsInert(inert);
kenrb04323782017-06-23 01:23:322443}
2444
sunxd540a9962018-05-24 22:51:062445void RenderWidget::OnSetInheritedEffectiveTouchAction(
2446 cc::TouchAction touch_action) {
danakj89ae4532018-12-12 22:52:552447 if (auto* frame_widget = GetFrameWidget())
sunxd540a9962018-05-24 22:51:062448 frame_widget->SetInheritedEffectiveTouchAction(touch_action);
sunxd540a9962018-05-24 22:51:062449}
2450
Ken Buchanan8a319fb2017-11-15 18:37:122451void RenderWidget::OnUpdateRenderThrottlingStatus(bool is_throttled,
2452 bool subtree_throttled) {
danakj89ae4532018-12-12 22:52:552453 if (auto* frame_widget = GetFrameWidget())
Ehsan Karamadf3ca2a82018-01-20 01:05:252454 frame_widget->UpdateRenderThrottlingStatus(is_throttled, subtree_throttled);
Ken Buchanan8a319fb2017-11-15 18:37:122455}
2456
paulmeyer90f6c31d2016-11-12 00:17:592457void RenderWidget::OnDragTargetDragEnter(
2458 const std::vector<DropData::Metadata>& drop_meta_data,
Ella Ge80a52dce2017-11-15 18:01:522459 const gfx::PointF& client_point,
2460 const gfx::PointF& screen_point,
paulmeyer90f6c31d2016-11-12 00:17:592461 WebDragOperationsMask ops,
2462 int key_modifiers) {
Ehsan Karamadf3ca2a82018-01-20 01:05:252463 blink::WebFrameWidget* frame_widget = GetFrameWidget();
2464 if (!frame_widget)
paulmeyer90f6c31d2016-11-12 00:17:592465 return;
2466
Ehsan Karamadf3ca2a82018-01-20 01:05:252467 WebDragOperation operation = frame_widget->DragTargetDragEnter(
2468 DropMetaDataToWebDragData(drop_meta_data), client_point, screen_point,
2469 ops, key_modifiers);
paulmeyer90f6c31d2016-11-12 00:17:592470
2471 Send(new DragHostMsg_UpdateDragCursor(routing_id(), operation));
2472}
2473
Ella Ge80a52dce2017-11-15 18:01:522474void RenderWidget::OnDragTargetDragOver(const gfx::PointF& client_point,
2475 const gfx::PointF& screen_point,
paulmeyer90f6c31d2016-11-12 00:17:592476 WebDragOperationsMask ops,
2477 int key_modifiers) {
Ehsan Karamadf3ca2a82018-01-20 01:05:252478 blink::WebFrameWidget* frame_widget = GetFrameWidget();
2479 if (!frame_widget)
paulmeyer90f6c31d2016-11-12 00:17:592480 return;
2481
Ehsan Karamadf3ca2a82018-01-20 01:05:252482 WebDragOperation operation = frame_widget->DragTargetDragOver(
2483 ConvertWindowPointToViewport(client_point), screen_point, ops,
2484 key_modifiers);
paulmeyer90f6c31d2016-11-12 00:17:592485
2486 Send(new DragHostMsg_UpdateDragCursor(routing_id(), operation));
2487}
2488
Ella Ge80a52dce2017-11-15 18:01:522489void RenderWidget::OnDragTargetDragLeave(const gfx::PointF& client_point,
2490 const gfx::PointF& screen_point) {
Ehsan Karamadf3ca2a82018-01-20 01:05:252491 blink::WebFrameWidget* frame_widget = GetFrameWidget();
2492 if (!frame_widget)
paulmeyer90f6c31d2016-11-12 00:17:592493 return;
Ehsan Karamadf3ca2a82018-01-20 01:05:252494
2495 frame_widget
Blink Reformat1c4d759e2017-04-09 16:34:542496 ->DragTargetDragLeave(ConvertWindowPointToViewport(client_point),
kenrb07c272802017-02-07 23:48:172497 screen_point);
paulmeyer90f6c31d2016-11-12 00:17:592498}
2499
2500void RenderWidget::OnDragTargetDrop(const DropData& drop_data,
Ella Ge80a52dce2017-11-15 18:01:522501 const gfx::PointF& client_point,
2502 const gfx::PointF& screen_point,
paulmeyer90f6c31d2016-11-12 00:17:592503 int key_modifiers) {
Ehsan Karamadf3ca2a82018-01-20 01:05:252504 blink::WebFrameWidget* frame_widget = GetFrameWidget();
2505 if (!frame_widget)
paulmeyer90f6c31d2016-11-12 00:17:592506 return;
2507
Ehsan Karamadf3ca2a82018-01-20 01:05:252508 frame_widget->DragTargetDrop(DropDataToWebDragData(drop_data),
2509 ConvertWindowPointToViewport(client_point),
2510 screen_point, key_modifiers);
paulmeyer90f6c31d2016-11-12 00:17:592511}
2512
Ella Ge80a52dce2017-11-15 18:01:522513void RenderWidget::OnDragSourceEnded(const gfx::PointF& client_point,
2514 const gfx::PointF& screen_point,
paulmeyer8fc8ea92016-11-15 05:12:212515 WebDragOperation op) {
Ehsan Karamadf3ca2a82018-01-20 01:05:252516 blink::WebFrameWidget* frame_widget = GetFrameWidget();
2517 if (!frame_widget)
paulmeyer8fc8ea92016-11-15 05:12:212518 return;
2519
Ehsan Karamadf3ca2a82018-01-20 01:05:252520 frame_widget->DragSourceEndedAt(ConvertWindowPointToViewport(client_point),
2521 screen_point, op);
paulmeyer8fc8ea92016-11-15 05:12:212522}
2523
2524void RenderWidget::OnDragSourceSystemDragEnded() {
danakj503545c2019-01-11 19:03:092525 blink::WebFrameWidget* frame_widget = GetFrameWidget();
2526 if (!frame_widget)
paulmeyer8fc8ea92016-11-15 05:12:212527 return;
2528
danakj503545c2019-01-11 19:03:092529 frame_widget->DragSourceSystemDragEnded();
paulmeyer8fc8ea92016-11-15 05:12:212530}
2531
Blink Reformat1c4d759e2017-04-09 16:34:542532void RenderWidget::ShowVirtualKeyboardOnElementFocus() {
okaa398f50b2017-03-21 06:30:262533#if defined(OS_CHROMEOS)
2534 // On ChromeOS, virtual keyboard is triggered only when users leave the
2535 // mouse button or the finger and a text input element is focused at that
2536 // time. Focus event itself shouldn't trigger virtual keyboard.
2537 UpdateTextInputState();
2538#else
changwan75e3b2072017-01-16 02:55:002539 ShowVirtualKeyboard();
okaa398f50b2017-03-21 06:30:262540#endif
boliu7b2be2f2016-11-04 04:58:312541
2542// TODO(rouslan): Fix ChromeOS and Windows 8 behavior of autofill popup with
2543// virtual keyboard.
2544#if !defined(OS_ANDROID)
2545 FocusChangeComplete();
2546#endif
[email protected]0d1ebed12013-08-05 22:01:132547}
2548
fsamuel72464894f2015-12-15 06:59:312549ui::TextInputType RenderWidget::GetTextInputType() {
brettw4b461082016-11-19 18:55:162550#if BUILDFLAG(ENABLE_PLUGINS)
EhsanK22d482e2017-08-10 17:29:492551 if (auto* plugin = GetFocusedPepperPluginInsideWidget())
2552 return plugin->text_input_type();
ekaramad2a46d632016-07-19 13:33:092553#endif
ekaramad5aff1942017-01-06 01:26:352554 if (auto* controller = GetInputMethodController())
Blink Reformat1c4d759e2017-04-09 16:34:542555 return ConvertWebTextInputType(controller->TextInputType());
fsamuel72464894f2015-12-15 06:59:312556 return ui::TEXT_INPUT_TYPE_NONE;
2557}
2558
nonafa291792016-08-10 02:36:182559void RenderWidget::UpdateCompositionInfo(bool immediate_request) {
2560 if (!monitor_composition_info_ && !immediate_request)
2561 return; // Do not calculate composition info if not requested.
nonadac0c7a2016-08-01 02:30:592562
nonafa291792016-08-10 02:36:182563 TRACE_EVENT0("renderer", "RenderWidget::UpdateCompositionInfo");
2564 gfx::Range range;
2565 std::vector<gfx::Rect> character_bounds;
2566
2567 if (GetTextInputType() == ui::TEXT_INPUT_TYPE_NONE) {
2568 // Composition information is only available on editable node.
2569 range = gfx::Range::InvalidRange();
2570 } else {
2571 GetCompositionRange(&range);
2572 GetCompositionCharacterBounds(&character_bounds);
2573 }
2574
2575 if (!immediate_request &&
2576 !ShouldUpdateCompositionInfo(range, character_bounds)) {
fsamuel72464894f2015-12-15 06:59:312577 return;
nonafa291792016-08-10 02:36:182578 }
fsamuel72464894f2015-12-15 06:59:312579 composition_character_bounds_ = character_bounds;
2580 composition_range_ = range;
Dave Tapuska04bc5ee92018-04-17 19:03:312581 if (mojom::WidgetInputHandlerHost* host =
2582 widget_input_handler_manager_->GetWidgetInputHandlerHost()) {
2583 host->ImeCompositionRangeChanged(composition_range_,
2584 composition_character_bounds_);
Dave Tapuska139a72f2017-09-06 21:57:032585 }
fsamuel72464894f2015-12-15 06:59:312586}
2587
Blink Reformat1c4d759e2017-04-09 16:34:542588void RenderWidget::ConvertViewportToWindow(blink::WebRect* rect) {
Erik Chena65fa752019-09-21 06:59:402589 return page_properties_->ConvertViewportToWindow(rect);
oshimaf866dab2015-12-05 00:41:542590}
2591
Nicolás Peña Moreno1b3f3f912019-07-16 17:04:132592void RenderWidget::ConvertViewportToWindow(blink::WebFloatRect* rect) {
Erik Chena65fa752019-09-21 06:59:402593 return page_properties_->ConvertViewportToWindow(rect);
Nicolás Peña Moreno1b3f3f912019-07-16 17:04:132594}
2595
Blink Reformat1c4d759e2017-04-09 16:34:542596void RenderWidget::ConvertWindowToViewport(blink::WebFloatRect* rect) {
Erik Chena65fa752019-09-21 06:59:402597 return page_properties_->ConvertWindowToViewport(rect);
oshimaa6985b62016-01-27 08:58:302598}
2599
changwan8c342742016-02-26 00:53:392600void RenderWidget::OnRequestTextInputStateUpdate() {
Dave Tapuska9db80842017-07-24 17:24:262601#if defined(OS_ANDROID)
danakj125a29e2019-01-24 23:25:292602 // This task may run between the Close IPC and the task that actually closes
2603 // this class.
2604 if (closing_)
2605 return;
changwan8c342742016-02-26 00:53:392606 DCHECK(!ime_event_guard_);
2607 UpdateSelectionBounds();
changwan75e3b2072017-01-16 02:55:002608 UpdateTextInputStateInternal(false, true /* reply_to_request */);
[email protected]105dffb42013-02-20 03:46:212609#endif
Dave Tapuska9db80842017-07-24 17:24:262610}
[email protected]105dffb42013-02-20 03:46:212611
ekaramadc9b70a72017-03-23 16:14:232612void RenderWidget::OnRequestCompositionUpdates(bool immediate_request,
2613 bool monitor_updates) {
2614 monitor_composition_info_ = monitor_updates;
nonafa291792016-08-10 02:36:182615 if (!immediate_request)
2616 return;
2617 UpdateCompositionInfo(true /* immediate request */);
2618}
2619
[email protected]fcdc5642014-05-09 14:32:242620void RenderWidget::OnOrientationChange() {
Ehsan Karamad655d7b8a2018-01-12 18:38:382621 if (auto* frame_widget = GetFrameWidget()) {
Alex Moshchuk0b409c42017-09-13 02:09:002622 // LocalRoot() might return null for provisional main frames. In this case,
2623 // the frame hasn't committed a navigation and is not swapped into the tree
2624 // yet, so it doesn't make sense to send orientation change events to it.
2625 //
2626 // TODO(https://crbug.com/578349): This check should be cleaned up
2627 // once provisional frames are gone.
Ehsan Karamad655d7b8a2018-01-12 18:38:382628 if (frame_widget->LocalRoot())
2629 frame_widget->LocalRoot()->SendOrientationChangeEvent();
lfg8d649cc2017-04-28 18:04:302630 }
[email protected]fcdc5642014-05-09 14:32:242631}
2632
[email protected]bee16aab2009-08-26 15:55:032633void RenderWidget::SetHidden(bool hidden) {
danakjbd1a86a2019-09-06 17:24:312634 // An undead or provisional main frame widget will never be hidden since that
danakj1fe8e62d2019-09-05 23:21:562635 // would require it to be shown first. The main frame must be attached to the
2636 // frame tree before changing visibility.
danakjbd1a86a2019-09-06 17:24:312637 DCHECK(!is_undead_);
danakj1fe8e62d2019-09-05 23:21:562638 DCHECK(!IsForProvisionalFrame());
danakj14e00a8322019-02-07 17:12:062639
[email protected]bee16aab2009-08-26 15:55:032640 if (is_hidden_ == hidden)
2641 return;
2642
jdduke8fac9d102014-12-20 02:40:132643 // The status has changed. Tell the RenderThread about it and ensure
2644 // throttled acks are released in case frame production ceases.
[email protected]bee16aab2009-08-26 15:55:032645 is_hidden_ = hidden;
jdduke8fac9d102014-12-20 02:40:132646
Scott Violete3b1a3cb2019-05-02 16:51:522647 if (is_hidden_)
Aditya Keerthic0d45b42019-02-25 18:53:002648 first_update_visual_state_after_hidden_ = true;
alexclarke7fa93942015-10-21 15:37:112649
2650 if (render_widget_scheduling_state_)
2651 render_widget_scheduling_state_->SetHidden(hidden);
danakj1b35e9d2018-11-07 19:09:282652
David Bokanf92eaf22019-03-01 01:54:512653 // If the renderer was hidden, resolve any pending synthetic gestures so they
2654 // aren't blocked waiting for a compositor frame to be generated.
2655 if (is_hidden_)
2656 widget_input_handler_manager_->InvokeInputProcessedCallback();
2657
danakj14e00a8322019-02-07 17:12:062658 StartStopCompositor();
[email protected]bee16aab2009-08-26 15:55:032659}
2660
changwanf2a707b2015-10-30 08:22:162661void RenderWidget::OnImeEventGuardStart(ImeEventGuard* guard) {
2662 if (!ime_event_guard_)
2663 ime_event_guard_ = guard;
[email protected]66fca5bc2013-05-23 06:58:292664}
2665
changwanf2a707b2015-10-30 08:22:162666void RenderWidget::OnImeEventGuardFinish(ImeEventGuard* guard) {
Jeremy Roman0b261f42018-08-28 15:36:012667 if (ime_event_guard_ != guard)
changwanf2a707b2015-10-30 08:22:162668 return;
changwanf2a707b2015-10-30 08:22:162669 ime_event_guard_ = nullptr;
2670
[email protected]66fca5bc2013-05-23 06:58:292671 // While handling an ime event, text input state and selection bounds updates
2672 // are ignored. These must explicitly be updated once finished handling the
2673 // ime event.
2674 UpdateSelectionBounds();
[email protected]cb9e2632013-06-18 11:26:472675#if defined(OS_ANDROID)
changwan75e3b2072017-01-16 02:55:002676 if (guard->show_virtual_keyboard())
2677 ShowVirtualKeyboard();
2678 else
2679 UpdateTextInputState();
[email protected]cb9e2632013-06-18 11:26:472680#endif
[email protected]66fca5bc2013-05-23 06:58:292681}
2682
[email protected]7c8873e2013-02-05 08:03:012683void RenderWidget::GetSelectionBounds(gfx::Rect* focus, gfx::Rect* anchor) {
brettw4b461082016-11-19 18:55:162684#if BUILDFLAG(ENABLE_PLUGINS)
EhsanK22d482e2017-08-10 17:29:492685 if (auto* plugin = GetFocusedPepperPluginInsideWidget()) {
ekaramad2a46d632016-07-19 13:33:092686 // TODO(kinaba) http://crbug.com/101101
2687 // Current Pepper IME API does not handle selection bounds. So we simply
2688 // use the caret position as an empty range for now. It will be updated
2689 // after Pepper API equips features related to surrounding text retrieval.
EhsanK22d482e2017-08-10 17:29:492690 blink::WebRect caret(plugin->GetCaretBounds());
Blink Reformat1c4d759e2017-04-09 16:34:542691 ConvertViewportToWindow(&caret);
ekaramad2a46d632016-07-19 13:33:092692 *focus = caret;
2693 *anchor = caret;
2694 return;
2695 }
2696#endif
[email protected]7c8873e2013-02-05 08:03:012697 WebRect focus_webrect;
2698 WebRect anchor_webrect;
Blink Reformat1c4d759e2017-04-09 16:34:542699 GetWebWidget()->SelectionBounds(focus_webrect, anchor_webrect);
2700 ConvertViewportToWindow(&focus_webrect);
2701 ConvertViewportToWindow(&anchor_webrect);
oshima33ec97cd2015-12-14 19:40:242702 *focus = focus_webrect;
2703 *anchor = anchor_webrect;
[email protected]73bf95812011-10-12 11:38:322704}
2705
[email protected]e99ef6f2011-10-16 01:13:002706void RenderWidget::UpdateSelectionBounds() {
jdduke1aebad8e2015-07-22 23:25:082707 TRACE_EVENT0("renderer", "RenderWidget::UpdateSelectionBounds");
lfg8ff33912016-09-13 20:59:212708 if (!GetWebWidget())
[email protected]e99ef6f2011-10-16 01:13:002709 return;
changwanf2a707b2015-10-30 08:22:162710 if (ime_event_guard_)
[email protected]66fca5bc2013-05-23 06:58:292711 return;
[email protected]e99ef6f2011-10-16 01:13:002712
mohsenb0eeba72015-08-09 06:20:082713#if defined(USE_AURA)
2714 // TODO(mohsen): For now, always send explicit selection IPC notifications for
2715 // Aura beucause composited selection updates are not working for webview tags
2716 // which regresses IME inside webview. Remove this when composited selection
2717 // updates are fixed for webviews. See, http://crbug.com/510568.
2718 bool send_ipc = true;
2719#else
jddukeacf809e2014-09-23 20:38:382720 // With composited selection updates, the selection bounds will be reported
2721 // directly by the compositor, in which case explicit IPC selection
2722 // notifications should be suppressed.
mohsenb0eeba72015-08-09 06:20:082723 bool send_ipc =
Blink Reformat1c4d759e2017-04-09 16:34:542724 !blink::WebRuntimeFeatures::IsCompositedSelectionUpdateEnabled();
mohsenb0eeba72015-08-09 06:20:082725#endif
2726 if (send_ipc) {
Albert J. Wong3c93c182018-09-27 17:29:432727 WidgetHostMsg_SelectionBounds_Params params;
EhsanK955ba582017-11-30 21:14:402728 params.is_anchor_first = false;
jddukeacf809e2014-09-23 20:38:382729 GetSelectionBounds(&params.anchor_rect, &params.focus_rect);
2730 if (selection_anchor_rect_ != params.anchor_rect ||
2731 selection_focus_rect_ != params.focus_rect) {
2732 selection_anchor_rect_ = params.anchor_rect;
2733 selection_focus_rect_ = params.focus_rect;
EhsanK955ba582017-11-30 21:14:402734 if (auto* focused_frame = GetFocusedWebLocalFrameInWidget()) {
2735 focused_frame->SelectionTextDirection(params.focus_dir,
2736 params.anchor_dir);
2737 params.is_anchor_first = focused_frame->IsSelectionAnchorFirst();
2738 }
Albert J. Wong3c93c182018-09-27 17:29:432739 Send(new WidgetHostMsg_SelectionBoundsChanged(routing_id_, params));
jddukeacf809e2014-09-23 20:38:382740 }
[email protected]58b48a0d2012-06-13 07:01:352741 }
jddukeacf809e2014-09-23 20:38:382742
nonafa291792016-08-10 02:36:182743 UpdateCompositionInfo(false /* not an immediate request */);
[email protected]e99ef6f2011-10-16 01:13:002744}
2745
lfgb00fcad2016-07-14 14:16:332746void RenderWidget::DidAutoResize(const gfx::Size& new_size) {
danakj125a29e2019-01-24 23:25:292747 // Blink can continue running and do a layout/resize between the Close IPC
2748 // and the task that actually closes this class.
2749 if (closing_)
2750 return;
2751
lfgb00fcad2016-07-14 14:16:332752 WebRect new_size_in_window(0, 0, new_size.width(), new_size.height());
Blink Reformat1c4d759e2017-04-09 16:34:542753 ConvertViewportToWindow(&new_size_in_window);
lfgb00fcad2016-07-14 14:16:332754 if (size_.width() != new_size_in_window.width ||
2755 size_.height() != new_size_in_window.height) {
2756 size_ = gfx::Size(new_size_in_window.width, new_size_in_window.height);
2757
danakj7602f4f2019-01-31 18:03:232758 if (synchronous_resize_mode_for_testing_) {
Blink Reformat1c4d759e2017-04-09 16:34:542759 gfx::Rect new_pos(WindowRect().x, WindowRect().y, size_.width(),
2760 size_.height());
Albert J. Wong3c93c182018-09-27 17:29:432761 widget_screen_rect_ = new_pos;
lfgb00fcad2016-07-14 14:16:332762 window_screen_rect_ = new_pos;
2763 }
2764
Christopher Camerone9a30c12018-03-07 08:23:382765 // TODO(ccameron): Note that this destroys any information differentiating
danakj9c4e7b812019-02-19 22:04:272766 // |size_| from the compositor's viewport size. Also note that the
W. James MacLean73742842019-09-06 18:44:492767 // calculation of |new_compositor_viewport_pixel_rect| does not appear to
Christopher Cameronaad15a0d2018-03-09 03:47:332768 // take into account device emulation.
danakj2db0b282019-09-20 15:09:202769 layer_tree_host_->RequestNewLocalSurfaceId();
Albert J. Wonga3dbd5442019-09-18 10:38:282770 gfx::Rect new_compositor_viewport_pixel_rect =
2771 gfx::Rect(gfx::ScaleToCeiledSize(
2772 size_, page_properties_->GetDeviceScaleFactor()));
Fady Samuel1c1ad3692018-11-06 23:28:402773 UpdateSurfaceAndScreenInfo(local_surface_id_allocation_from_parent_,
W. James MacLean73742842019-09-06 18:44:492774 new_compositor_viewport_pixel_rect,
Albert J. Wonga3dbd5442019-09-18 10:38:282775 page_properties_->GetScreenInfo());
lfgb00fcad2016-07-14 14:16:332776 }
2777}
2778
[email protected]58b48a0d2012-06-13 07:01:352779void RenderWidget::GetCompositionCharacterBounds(
2780 std::vector<gfx::Rect>* bounds) {
2781 DCHECK(bounds);
2782 bounds->clear();
ekaramad2a46d632016-07-19 13:33:092783
brettw4b461082016-11-19 18:55:162784#if BUILDFLAG(ENABLE_PLUGINS)
EhsanK22d482e2017-08-10 17:29:492785 if (GetFocusedPepperPluginInsideWidget())
ekaramad2a46d632016-07-19 13:33:092786 return;
2787#endif
2788
Ehsan Karamad4975af6d2018-02-09 16:58:162789 blink::WebInputMethodController* controller = GetInputMethodController();
2790 if (!controller)
ekaramad2a46d632016-07-19 13:33:092791 return;
2792 blink::WebVector<blink::WebRect> bounds_from_blink;
Ehsan Karamad4975af6d2018-02-09 16:58:162793 if (!controller->GetCompositionCharacterBounds(bounds_from_blink))
ekaramad2a46d632016-07-19 13:33:092794 return;
2795
2796 for (size_t i = 0; i < bounds_from_blink.size(); ++i) {
Blink Reformat1c4d759e2017-04-09 16:34:542797 ConvertViewportToWindow(&bounds_from_blink[i]);
ekaramad2a46d632016-07-19 13:33:092798 bounds->push_back(bounds_from_blink[i]);
2799 }
[email protected]58b48a0d2012-06-13 07:01:352800}
2801
[email protected]db4fc1e2013-09-06 20:01:512802void RenderWidget::GetCompositionRange(gfx::Range* range) {
brettw4b461082016-11-19 18:55:162803#if BUILDFLAG(ENABLE_PLUGINS)
EhsanK22d482e2017-08-10 17:29:492804 if (GetFocusedPepperPluginInsideWidget())
ekaramad2a46d632016-07-19 13:33:092805 return;
2806#endif
EhsanKcdee7b72017-11-08 21:30:092807 blink::WebInputMethodController* controller = GetInputMethodController();
2808 WebRange web_range = controller ? controller->CompositionRange() : WebRange();
Blink Reformat1c4d759e2017-04-09 16:34:542809 if (web_range.IsNull()) {
nona2363a3d2016-11-09 03:26:212810 *range = gfx::Range::InvalidRange();
2811 return;
[email protected]88dbe32f2013-06-20 23:31:362812 }
Blink Reformat1c4d759e2017-04-09 16:34:542813 range->set_start(web_range.StartOffset());
2814 range->set_end(web_range.EndOffset());
[email protected]88dbe32f2013-06-20 23:31:362815}
2816
[email protected]501ea13d2013-07-09 17:03:292817bool RenderWidget::ShouldUpdateCompositionInfo(
[email protected]db4fc1e2013-09-06 20:01:512818 const gfx::Range& range,
[email protected]501ea13d2013-07-09 17:03:292819 const std::vector<gfx::Rect>& bounds) {
changwan2418e1b2016-12-12 12:43:082820 if (!range.IsValid())
2821 return false;
[email protected]501ea13d2013-07-09 17:03:292822 if (composition_range_ != range)
2823 return true;
2824 if (bounds.size() != composition_character_bounds_.size())
2825 return true;
2826 for (size_t i = 0; i < bounds.size(); ++i) {
2827 if (bounds[i] != composition_character_bounds_[i])
2828 return true;
2829 }
2830 return false;
2831}
[email protected]501ea13d2013-07-09 17:03:292832
[email protected]ad26ef42011-06-17 07:59:452833bool RenderWidget::CanComposeInline() {
brettw4b461082016-11-19 18:55:162834#if BUILDFLAG(ENABLE_PLUGINS)
EhsanK22d482e2017-08-10 17:29:492835 if (auto* plugin = GetFocusedPepperPluginInsideWidget())
2836 return plugin->IsPluginAcceptingCompositionEvents();
ekaramad2a46d632016-07-19 13:33:092837#endif
[email protected]ad26ef42011-06-17 07:59:452838 return true;
[email protected]56ea1a62011-05-30 07:05:572839}
2840
Blink Reformat1c4d759e2017-04-09 16:34:542841void RenderWidget::DidHandleGestureEvent(const WebGestureEvent& event,
2842 bool event_cancelled) {
danakja2c9d0a92018-07-25 20:01:182843 if (event_cancelled) {
Albert J. Wong7bbf22d2018-12-20 00:27:272844 // The delegate() doesn't need to hear about cancelled events.
[email protected]c68c3e4e2013-01-24 00:36:562845 return;
danakja2c9d0a92018-07-25 20:01:182846 }
2847
2848#if defined(OS_ANDROID) || defined(USE_AURA)
Blink Reformat1c4d759e2017-04-09 16:34:542849 if (event.GetType() == WebInputEvent::kGestureTap) {
changwan75e3b2072017-01-16 02:55:002850 ShowVirtualKeyboard();
Blink Reformat1c4d759e2017-04-09 16:34:542851 } else if (event.GetType() == WebInputEvent::kGestureLongPress) {
lfg8ff33912016-09-13 20:59:212852 DCHECK(GetWebWidget());
ekaramad5aff1942017-01-06 01:26:352853 blink::WebInputMethodController* controller = GetInputMethodController();
Blink Reformat1c4d759e2017-04-09 16:34:542854 if (!controller || controller->TextInputInfo().value.IsEmpty())
changwan75e3b2072017-01-16 02:55:002855 UpdateTextInputState();
[email protected]07c70d22014-08-21 08:33:462856 else
changwan75e3b2072017-01-16 02:55:002857 ShowVirtualKeyboard();
[email protected]c68c3e4e2013-01-24 00:36:562858 }
ekaramada110f642016-12-21 19:47:282859// TODO(ananta): Piggyback off existing IPCs to communicate this information,
2860// crbug/420130.
2861#if defined(OS_WIN)
danakja2c9d0a92018-07-25 20:01:182862 if (event.GetType() == blink::WebGestureEvent::kGestureTap) {
2863 // TODO(estade): hit test the event against focused node to make sure
2864 // the tap actually hit the focused node.
2865 blink::WebInputMethodController* controller = GetInputMethodController();
2866 blink::WebTextInputType text_input_type =
2867 controller ? controller->TextInputType() : blink::kWebTextInputTypeNone;
ekaramada110f642016-12-21 19:47:282868
Albert J. Wong3c93c182018-09-27 17:29:432869 Send(new WidgetHostMsg_FocusedNodeTouched(
danakja2c9d0a92018-07-25 20:01:182870 routing_id_, text_input_type != blink::kWebTextInputTypeNone));
2871 }
ekaramada110f642016-12-21 19:47:282872#endif
[email protected]c68c3e4e2013-01-24 00:36:562873#endif
2874}
2875
Blink Reformat1c4d759e2017-04-09 16:34:542876void RenderWidget::DidOverscroll(
danakj1b05cf22019-04-12 23:47:052877 const blink::WebFloatSize& overscroll_delta,
2878 const blink::WebFloatSize& accumulated_overscroll,
sataya.m582c9ce2015-06-09 08:03:422879 const blink::WebFloatPoint& position,
danakj1b05cf22019-04-12 23:47:052880 const blink::WebFloatSize& velocity) {
bokan731ec382016-04-07 03:16:482881#if defined(OS_MACOSX)
2882 // On OSX the user can disable the elastic overscroll effect. If that's the
2883 // case, don't forward the overscroll notification.
2884 DCHECK(compositor_deps());
2885 if (!compositor_deps()->IsElasticOverscrollEnabled())
2886 return;
2887#endif
danakj1b05cf22019-04-12 23:47:052888 input_handler_->DidOverscrollFromBlink(
2889 overscroll_delta, accumulated_overscroll, position, velocity,
danakj2db0b282019-09-20 15:09:202890 layer_tree_host_->overscroll_behavior());
danakj1b05cf22019-04-12 23:47:052891}
2892
Daniel Libby688fcb52019-05-25 01:08:472893void RenderWidget::InjectGestureScrollEvent(
2894 blink::WebGestureDevice device,
2895 const blink::WebFloatSize& delta,
2896 ui::input_types::ScrollGranularity granularity,
2897 cc::ElementId scrollable_area_element_id,
2898 blink::WebInputEvent::Type injected_type) {
2899 input_handler_->InjectGestureScrollEvent(
2900 device, delta, granularity, scrollable_area_element_id, injected_type);
2901}
2902
danakj1b05cf22019-04-12 23:47:052903void RenderWidget::SetOverscrollBehavior(
2904 const cc::OverscrollBehavior& behavior) {
danakj2db0b282019-09-20 15:09:202905 layer_tree_host_->SetOverscrollBehavior(behavior);
sataya.m582c9ce2015-06-09 08:03:422906}
2907
danakj4b347212018-07-04 17:55:172908// static
2909cc::LayerTreeSettings RenderWidget::GenerateLayerTreeSettings(
2910 CompositorDependencies* compositor_deps,
2911 bool is_for_subframe,
2912 const gfx::Size& initial_screen_size,
2913 float initial_device_scale_factor) {
2914 const bool is_threaded =
2915 !!compositor_deps->GetCompositorImplThreadTaskRunner();
2916
2917 const base::CommandLine& cmd = *base::CommandLine::ForCurrentProcess();
2918 cc::LayerTreeSettings settings;
2919
Rahul Arakerie510b8c2019-04-01 21:17:542920 settings.compositor_threaded_scrollbar_scrolling =
2921 base::FeatureList::IsEnabled(
2922 features::kCompositorThreadedScrollbarScrolling);
2923
danakj4b347212018-07-04 17:55:172924 settings.resource_settings.use_r16_texture =
2925 base::FeatureList::IsEnabled(media::kUseR16Texture);
2926
2927 settings.commit_to_active_tree = !is_threaded;
2928 settings.is_layer_tree_for_subframe = is_for_subframe;
2929
danakj4b347212018-07-04 17:55:172930 settings.main_frame_before_activation_enabled =
2931 cmd.HasSwitch(cc::switches::kEnableMainFrameBeforeActivation);
2932
2933 // Checkerimaging is not supported for synchronous single-threaded mode, which
2934 // is what the renderer uses if its not threaded.
2935 settings.enable_checker_imaging =
2936 !cmd.HasSwitch(cc::switches::kDisableCheckerImaging) && is_threaded;
2937
2938#if defined(OS_ANDROID)
2939 // We can use a more aggressive limit on Android since decodes tend to take
2940 // longer on these devices.
2941 settings.min_image_bytes_to_checker = 512 * 1024; // 512kB
2942
2943 // Re-rasterization of checker-imaged content with software raster can be too
2944 // costly on Android.
2945 settings.only_checker_images_with_gpu_raster = true;
2946#endif
2947
2948 auto switch_value_as_int = [](const base::CommandLine& command_line,
2949 const std::string& switch_string, int min_value,
2950 int max_value, int* result) {
2951 std::string string_value = command_line.GetSwitchValueASCII(switch_string);
2952 int int_value;
2953 if (base::StringToInt(string_value, &int_value) && int_value >= min_value &&
2954 int_value <= max_value) {
2955 *result = int_value;
2956 return true;
2957 } else {
danakjda15621e2019-04-05 20:34:432958 DLOG(WARNING) << "Failed to parse switch " << switch_string << ": "
2959 << string_value;
danakj4b347212018-07-04 17:55:172960 return false;
2961 }
2962 };
2963
2964 int default_tile_size = 256;
2965#if defined(OS_ANDROID)
2966 const gfx::Size screen_size =
2967 gfx::ScaleToFlooredSize(initial_screen_size, initial_device_scale_factor);
2968 int display_width = screen_size.width();
2969 int display_height = screen_size.height();
2970 int numTiles = (display_width * display_height) / (256 * 256);
2971 if (numTiles > 16)
2972 default_tile_size = 384;
2973 if (numTiles >= 40)
2974 default_tile_size = 512;
2975
2976 // Adjust for some resolutions that barely straddle an extra
2977 // tile when in portrait mode. This helps worst case scroll/raster
2978 // by not needing a full extra tile for each row.
2979 constexpr int tolerance = 10; // To avoid rounding errors.
2980 int portrait_width = std::min(display_width, display_height);
2981 if (default_tile_size == 256 && std::abs(portrait_width - 768) < tolerance)
2982 default_tile_size += 32;
2983 if (default_tile_size == 384 && std::abs(portrait_width - 1200) < tolerance)
2984 default_tile_size += 32;
2985#elif defined(OS_CHROMEOS) || defined(OS_MACOSX)
2986 // Use 512 for high DPI (dsf=2.0f) devices.
2987 if (initial_device_scale_factor >= 2.0f)
2988 default_tile_size = 512;
2989#endif
2990
2991 // TODO(danakj): This should not be a setting O_O; it should change when the
2992 // device scale factor on LayerTreeHost changes.
2993 settings.default_tile_size = gfx::Size(default_tile_size, default_tile_size);
2994 if (cmd.HasSwitch(switches::kDefaultTileWidth)) {
2995 int tile_width = 0;
2996 switch_value_as_int(cmd, switches::kDefaultTileWidth, 1,
2997 std::numeric_limits<int>::max(), &tile_width);
2998 settings.default_tile_size.set_width(tile_width);
2999 }
3000 if (cmd.HasSwitch(switches::kDefaultTileHeight)) {
3001 int tile_height = 0;
3002 switch_value_as_int(cmd, switches::kDefaultTileHeight, 1,
3003 std::numeric_limits<int>::max(), &tile_height);
3004 settings.default_tile_size.set_height(tile_height);
3005 }
3006
3007 int max_untiled_layer_width = settings.max_untiled_layer_size.width();
3008 if (cmd.HasSwitch(switches::kMaxUntiledLayerWidth)) {
3009 switch_value_as_int(cmd, switches::kMaxUntiledLayerWidth, 1,
3010 std::numeric_limits<int>::max(),
3011 &max_untiled_layer_width);
3012 }
3013 int max_untiled_layer_height = settings.max_untiled_layer_size.height();
3014 if (cmd.HasSwitch(switches::kMaxUntiledLayerHeight)) {
3015 switch_value_as_int(cmd, switches::kMaxUntiledLayerHeight, 1,
3016 std::numeric_limits<int>::max(),
3017 &max_untiled_layer_height);
3018 }
3019
3020 settings.max_untiled_layer_size =
3021 gfx::Size(max_untiled_layer_width, max_untiled_layer_height);
3022
3023 settings.gpu_rasterization_msaa_sample_count =
3024 compositor_deps->GetGpuRasterizationMSAASampleCount();
3025 settings.gpu_rasterization_forced =
3026 compositor_deps->IsGpuRasterizationForced();
3027
3028 settings.can_use_lcd_text = compositor_deps->IsLcdTextEnabled();
3029 settings.use_zero_copy = compositor_deps->IsZeroCopyEnabled();
3030 settings.use_partial_raster = compositor_deps->IsPartialRasterEnabled();
3031 settings.enable_elastic_overscroll =
3032 compositor_deps->IsElasticOverscrollEnabled();
3033 settings.resource_settings.use_gpu_memory_buffer_resources =
3034 compositor_deps->IsGpuMemoryBufferCompositorResourcesEnabled();
3035 settings.use_painted_device_scale_factor =
3036 compositor_deps->IsUseZoomForDSFEnabled();
3037
3038 // Build LayerTreeSettings from command line args.
3039 if (cmd.HasSwitch(cc::switches::kBrowserControlsShowThreshold)) {
3040 std::string top_threshold_str =
3041 cmd.GetSwitchValueASCII(cc::switches::kBrowserControlsShowThreshold);
3042 double show_threshold;
3043 if (base::StringToDouble(top_threshold_str, &show_threshold) &&
3044 show_threshold >= 0.f && show_threshold <= 1.f)
3045 settings.top_controls_show_threshold = show_threshold;
3046 }
3047
3048 if (cmd.HasSwitch(cc::switches::kBrowserControlsHideThreshold)) {
3049 std::string top_threshold_str =
3050 cmd.GetSwitchValueASCII(cc::switches::kBrowserControlsHideThreshold);
3051 double hide_threshold;
3052 if (base::StringToDouble(top_threshold_str, &hide_threshold) &&
3053 hide_threshold >= 0.f && hide_threshold <= 1.f)
3054 settings.top_controls_hide_threshold = hide_threshold;
3055 }
3056
Philip Rogers848424a2019-08-14 18:19:593057 // Blink sends cc a layer list and property trees.
3058 settings.use_layer_lists = true;
danakj4b347212018-07-04 17:55:173059
David Bokan163b6a72018-10-25 22:03:493060 // Blink currently doesn't support setting fractional scroll offsets so CC
3061 // must send integer values. We plan to eventually make Blink use fractional
3062 // offsets internally: https://crbug.com/414283.
3063 settings.commit_fractional_scroll_deltas =
3064 blink::WebRuntimeFeatures::IsFractionalScrollOffsetsEnabled();
3065
danakj4b347212018-07-04 17:55:173066 // The means the renderer compositor has 2 possible modes:
3067 // - Threaded compositing with a scheduler.
Kent Tamura21d1de62018-12-10 04:45:203068 // - Single threaded compositing without a scheduler (for web tests only).
3069 // Using the scheduler in web tests introduces additional composite steps
danakj4b347212018-07-04 17:55:173070 // that create flakiness.
3071 settings.single_thread_proxy_scheduler = false;
3072
3073 // These flags should be mirrored by UI versions in ui/compositor/.
3074 if (cmd.HasSwitch(cc::switches::kShowCompositedLayerBorders))
3075 settings.initial_debug_state.show_debug_borders.set();
3076 settings.initial_debug_state.show_layer_animation_bounds_rects =
3077 cmd.HasSwitch(cc::switches::kShowLayerAnimationBounds);
3078 settings.initial_debug_state.show_paint_rects =
3079 cmd.HasSwitch(switches::kShowPaintRects);
rnasri2e621942019-05-14 21:24:253080 settings.initial_debug_state.show_layout_shift_regions =
3081 cmd.HasSwitch(switches::kShowLayoutShiftRegions);
danakj4b347212018-07-04 17:55:173082 settings.initial_debug_state.show_property_changed_rects =
3083 cmd.HasSwitch(cc::switches::kShowPropertyChangedRects);
3084 settings.initial_debug_state.show_surface_damage_rects =
3085 cmd.HasSwitch(cc::switches::kShowSurfaceDamageRects);
3086 settings.initial_debug_state.show_screen_space_rects =
3087 cmd.HasSwitch(cc::switches::kShowScreenSpaceRects);
3088
3089 settings.initial_debug_state.SetRecordRenderingStats(
3090 cmd.HasSwitch(cc::switches::kEnableGpuBenchmarking));
kylechara352d2d12019-08-15 19:11:413091 settings.enable_surface_synchronization = true;
danakj4b347212018-07-04 17:55:173092 settings.build_hit_test_data = features::IsVizHitTestingSurfaceLayerEnabled();
3093
3094 if (cmd.HasSwitch(cc::switches::kSlowDownRasterScaleFactor)) {
3095 const int kMinSlowDownScaleFactor = 0;
3096 const int kMaxSlowDownScaleFactor = INT_MAX;
3097 switch_value_as_int(
3098 cmd, cc::switches::kSlowDownRasterScaleFactor, kMinSlowDownScaleFactor,
3099 kMaxSlowDownScaleFactor,
3100 &settings.initial_debug_state.slow_down_raster_scale_factor);
3101 }
3102
3103 // This is default overlay scrollbar settings for Android and DevTools mobile
3104 // emulator. Aura Overlay Scrollbar will override below.
3105 settings.scrollbar_animator = cc::LayerTreeSettings::ANDROID_OVERLAY;
3106 settings.solid_color_scrollbar_color = SkColorSetARGB(128, 128, 128, 128);
3107 settings.scrollbar_fade_delay = base::TimeDelta::FromMilliseconds(300);
3108 settings.scrollbar_fade_duration = base::TimeDelta::FromMilliseconds(300);
3109
Daniel Libby43972d82019-02-28 21:35:363110 if (cmd.HasSwitch(cc::switches::kCCScrollAnimationDurationForTesting)) {
3111 const int kMinScrollAnimationDuration = 0;
3112 const int kMaxScrollAnimationDuration = INT_MAX;
3113 int duration;
3114 if (switch_value_as_int(cmd,
3115 cc::switches::kCCScrollAnimationDurationForTesting,
3116 kMinScrollAnimationDuration,
3117 kMaxScrollAnimationDuration, &duration)) {
3118 settings.scroll_animation_duration_for_testing =
3119 base::TimeDelta::FromSeconds(duration);
3120 }
3121 }
3122
danakj4b347212018-07-04 17:55:173123#if defined(OS_ANDROID)
3124 bool using_synchronous_compositor =
3125 compositor_deps->UsingSynchronousCompositing();
Ian Vollick7a847a82019-06-14 19:58:593126 bool using_low_memory_policy =
3127 base::SysInfo::IsLowEndDevice() && !IsSmallScreen(screen_size);
danakj4b347212018-07-04 17:55:173128
3129 settings.use_stream_video_draw_quad = true;
3130 settings.using_synchronous_renderer_compositor = using_synchronous_compositor;
3131 if (using_synchronous_compositor) {
3132 // Android WebView uses system scrollbars, so make ours invisible.
3133 // http://crbug.com/677348: This can't be done using hide_scrollbars
3134 // setting because supporting -webkit custom scrollbars is still desired
3135 // on sublayers.
3136 settings.scrollbar_animator = cc::LayerTreeSettings::NO_ANIMATOR;
3137 settings.solid_color_scrollbar_color = SK_ColorTRANSPARENT;
3138
3139 settings.enable_early_damage_check =
3140 cmd.HasSwitch(cc::switches::kCheckDamageEarly);
3141 }
3142 // Android WebView handles root layer flings itself.
3143 settings.ignore_root_layer_flings = using_synchronous_compositor;
3144 // Memory policy on Android WebView does not depend on whether device is
3145 // low end, so always use default policy.
3146 if (using_low_memory_policy && !using_synchronous_compositor) {
3147 // On low-end we want to be very carefull about killing other
3148 // apps. So initially we use 50% more memory to avoid flickering
3149 // or raster-on-demand.
3150 settings.max_memory_for_prepaint_percentage = 67;
3151 } else {
3152 // On other devices we have increased memory excessively to avoid
3153 // raster-on-demand already, so now we reserve 50% _only_ to avoid
3154 // raster-on-demand, and use 50% of the memory otherwise.
3155 settings.max_memory_for_prepaint_percentage = 50;
3156 }
3157
3158 // TODO(danakj): Only do this on low end devices.
3159 settings.create_low_res_tiling = true;
3160
3161#else // defined(OS_ANDROID)
3162 bool using_synchronous_compositor = false; // Only for Android WebView.
3163 // On desktop, we never use the low memory policy unless we are simulating
3164 // low-end mode via a switch.
3165 bool using_low_memory_policy =
3166 cmd.HasSwitch(switches::kEnableLowEndDeviceMode);
3167
3168 if (ui::IsOverlayScrollbarEnabled()) {
3169 settings.scrollbar_animator = cc::LayerTreeSettings::AURA_OVERLAY;
3170 settings.scrollbar_fade_delay = ui::kOverlayScrollbarFadeDelay;
3171 settings.scrollbar_fade_duration = ui::kOverlayScrollbarFadeDuration;
3172 settings.scrollbar_thinning_duration =
3173 ui::kOverlayScrollbarThinningDuration;
3174 settings.scrollbar_flash_after_any_scroll_update =
3175 ui::OverlayScrollbarFlashAfterAnyScrollUpdate();
3176 settings.scrollbar_flash_when_mouse_enter =
3177 ui::OverlayScrollbarFlashWhenMouseEnter();
3178 }
3179
3180 // On desktop, if there's over 4GB of memory on the machine, increase the
3181 // working set size to 256MB for both gpu and software.
3182 const int kImageDecodeMemoryThresholdMB = 4 * 1024;
3183 if (base::SysInfo::AmountOfPhysicalMemoryMB() >=
3184 kImageDecodeMemoryThresholdMB) {
3185 settings.decoded_image_working_set_budget_bytes = 256 * 1024 * 1024;
3186 } else {
3187 // This is the default, but recorded here as well.
3188 settings.decoded_image_working_set_budget_bytes = 128 * 1024 * 1024;
3189 }
3190#endif // defined(OS_ANDROID)
3191
3192 if (using_low_memory_policy) {
3193 // RGBA_4444 textures are only enabled:
3194 // - If the user hasn't explicitly disabled them
3195 // - If system ram is <= 512MB (1GB devices are sometimes low-end).
3196 // - If we are not running in a WebView, where 4444 isn't supported.
3197 if (!cmd.HasSwitch(switches::kDisableRGBA4444Textures) &&
3198 base::SysInfo::AmountOfPhysicalMemoryMB() <= 512 &&
3199 !using_synchronous_compositor) {
3200 settings.use_rgba_4444 = viz::RGBA_4444;
3201
3202 // If we are going to unpremultiply and dither these tiles, we need to
3203 // allocate an additional RGBA_8888 intermediate for each tile
3204 // rasterization when rastering to RGBA_4444 to allow for dithering.
3205 // Setting a reasonable sized max tile size allows this intermediate to
3206 // be consistently reused.
3207 if (base::FeatureList::IsEnabled(
3208 kUnpremultiplyAndDitherLowBitDepthTiles)) {
3209 settings.max_gpu_raster_tile_size = gfx::Size(512, 256);
3210 settings.unpremultiply_and_dither_low_bit_depth_tiles = true;
3211 }
3212 }
3213 }
3214
3215 if (cmd.HasSwitch(switches::kEnableLowResTiling))
3216 settings.create_low_res_tiling = true;
3217 if (cmd.HasSwitch(switches::kDisableLowResTiling))
3218 settings.create_low_res_tiling = false;
3219
3220 if (cmd.HasSwitch(switches::kEnableRGBA4444Textures) &&
3221 !cmd.HasSwitch(switches::kDisableRGBA4444Textures)) {
3222 settings.use_rgba_4444 = true;
3223 }
3224
3225 settings.max_staging_buffer_usage_in_bytes = 32 * 1024 * 1024; // 32MB
3226 // Use 1/4th of staging buffers on low-end devices.
3227 if (base::SysInfo::IsLowEndDevice())
3228 settings.max_staging_buffer_usage_in_bytes /= 4;
3229
3230 cc::ManagedMemoryPolicy defaults = settings.memory_policy;
3231 settings.memory_policy = GetGpuMemoryPolicy(defaults, initial_screen_size,
3232 initial_device_scale_factor);
3233
3234 settings.disallow_non_exact_resource_reuse =
3235 cmd.HasSwitch(switches::kDisallowNonExactResourceReuse);
3236#if defined(OS_ANDROID)
3237 // TODO(crbug.com/746931): This feature appears to be causing visual
3238 // corruption on certain android devices. Will investigate and re-enable.
3239 settings.disallow_non_exact_resource_reuse = true;
3240#endif
3241
3242 if (cmd.HasSwitch(switches::kRunAllCompositorStagesBeforeDraw)) {
3243 settings.wait_for_all_pipeline_stages_before_draw = true;
3244 settings.enable_latency_recovery = false;
3245 }
Eric Karl1e6ffca2019-02-23 22:08:503246#if defined(OS_ANDROID)
kylechara352d2d12019-08-15 19:11:413247 // TODO(crbug.com/933846): LatencyRecovery is causing jank on Android. Disable
3248 // in viz mode for now, with plan to disable more widely once viz launches.
3249 settings.enable_latency_recovery = false;
Eric Karl1e6ffca2019-02-23 22:08:503250#endif
danakj4b347212018-07-04 17:55:173251
3252 settings.enable_image_animation_resync =
3253 !cmd.HasSwitch(switches::kDisableImageAnimationResync);
3254
Karolina Soltys4d60b402018-10-01 19:28:203255 settings.send_compositor_frame_ack = false;
3256
Eric Karlfc977f72019-09-19 16:59:553257 // Renderer can de-jelly, browser UI can not. We do not know whether we are
3258 // going to apply de-jelly until we draw a frame in the Viz process. Because
3259 // of this, all changes in the renderer are based on whether de-jelly may be
3260 // active (viz::DeJellyEnabled) vs whether it is currently active
3261 // (viz::DeJellyActive).
3262 settings.allow_de_jelly_effect = viz::DeJellyEnabled();
3263 // Disable occlusion if de-jelly effect is enabled.
3264 settings.enable_occlusion &= !settings.allow_de_jelly_effect;
3265
danakj4b347212018-07-04 17:55:173266 return settings;
3267}
3268
3269// static
3270cc::ManagedMemoryPolicy RenderWidget::GetGpuMemoryPolicy(
3271 const cc::ManagedMemoryPolicy& default_policy,
3272 const gfx::Size& initial_screen_size,
3273 float initial_device_scale_factor) {
3274 cc::ManagedMemoryPolicy actual = default_policy;
3275 actual.bytes_limit_when_visible = 0;
3276
3277 // If the value was overridden on the command line, use the specified value.
3278 static bool client_hard_limit_bytes_overridden =
3279 base::CommandLine::ForCurrentProcess()->HasSwitch(
3280 switches::kForceGpuMemAvailableMb);
3281 if (client_hard_limit_bytes_overridden) {
3282 if (base::StringToSizeT(
3283 base::CommandLine::ForCurrentProcess()->GetSwitchValueASCII(
3284 switches::kForceGpuMemAvailableMb),
3285 &actual.bytes_limit_when_visible))
3286 actual.bytes_limit_when_visible *= 1024 * 1024;
3287 return actual;
3288 }
3289
3290#if defined(OS_ANDROID)
3291 // We can't query available GPU memory from the system on Android.
3292 // Physical memory is also mis-reported sometimes (eg. Nexus 10 reports
3293 // 1262MB when it actually has 2GB, while Razr M has 1GB but only reports
3294 // 128MB java heap size). First we estimate physical memory using both.
3295 size_t dalvik_mb = base::SysInfo::DalvikHeapSizeMB();
3296 size_t physical_mb = base::SysInfo::AmountOfPhysicalMemoryMB();
3297 size_t physical_memory_mb = 0;
3298 if (base::SysInfo::IsLowEndDevice()) {
3299 // TODO(crbug.com/742534): The code below appears to no longer work.
3300 // |dalvik_mb| no longer follows the expected heuristic pattern, causing us
3301 // to over-estimate memory on low-end devices. This entire section probably
3302 // needs to be re-written, but for now we can address the low-end Android
3303 // issues by ignoring |dalvik_mb|.
3304 physical_memory_mb = physical_mb;
3305 } else if (dalvik_mb >= 256) {
3306 physical_memory_mb = dalvik_mb * 4;
3307 } else {
3308 physical_memory_mb = std::max(dalvik_mb * 4, (physical_mb * 4) / 3);
3309 }
3310
3311 // Now we take a default of 1/8th of memory on high-memory devices,
3312 // and gradually scale that back for low-memory devices (to be nicer
3313 // to other apps so they don't get killed). Examples:
3314 // Nexus 4/10(2GB) 256MB (normally 128MB)
3315 // Droid Razr M(1GB) 114MB (normally 57MB)
3316 // Galaxy Nexus(1GB) 100MB (normally 50MB)
3317 // Xoom(1GB) 100MB (normally 50MB)
3318 // Nexus S(low-end) 8MB (normally 8MB)
3319 // Note that the compositor now uses only some of this memory for
3320 // pre-painting and uses the rest only for 'emergencies'.
3321 if (actual.bytes_limit_when_visible == 0) {
3322 // NOTE: Non-low-end devices use only 50% of these limits,
3323 // except during 'emergencies' where 100% can be used.
3324 if (physical_memory_mb >= 1536)
3325 actual.bytes_limit_when_visible = physical_memory_mb / 8; // >192MB
3326 else if (physical_memory_mb >= 1152)
3327 actual.bytes_limit_when_visible = physical_memory_mb / 8; // >144MB
3328 else if (physical_memory_mb >= 768)
3329 actual.bytes_limit_when_visible = physical_memory_mb / 10; // >76MB
3330 else if (physical_memory_mb >= 513)
3331 actual.bytes_limit_when_visible = physical_memory_mb / 12; // <64MB
3332 else
3333 // Devices with this little RAM have very little headroom so we hardcode
3334 // the limit rather than relying on the heuristics above. (They also use
3335 // 4444 textures so we can use a lower limit.)
3336 actual.bytes_limit_when_visible = 8;
3337
3338 actual.bytes_limit_when_visible =
3339 actual.bytes_limit_when_visible * 1024 * 1024;
3340 // Clamp the observed value to a specific range on Android.
3341 actual.bytes_limit_when_visible = std::max(
3342 actual.bytes_limit_when_visible, static_cast<size_t>(8 * 1024 * 1024));
3343 actual.bytes_limit_when_visible =
3344 std::min(actual.bytes_limit_when_visible,
3345 static_cast<size_t>(256 * 1024 * 1024));
3346 }
3347 actual.priority_cutoff_when_visible =
3348 gpu::MemoryAllocation::CUTOFF_ALLOW_EVERYTHING;
3349#else
3350 // Ignore what the system said and give all clients the same maximum
3351 // allocation on desktop platforms.
3352 actual.bytes_limit_when_visible = 512 * 1024 * 1024;
3353 actual.priority_cutoff_when_visible =
3354 gpu::MemoryAllocation::CUTOFF_ALLOW_NICE_TO_HAVE;
3355
3356 // For large monitors (4k), double the tile memory to avoid frequent out of
3357 // memory problems. 4k could mean a screen width of anywhere from 3840 to 4096
3358 // (see https://en.wikipedia.org/wiki/4K_resolution). We use 3500 as a proxy
3359 // for "large enough".
3360 static const int kLargeDisplayThreshold = 3500;
3361 int display_width =
3362 std::round(initial_screen_size.width() * initial_device_scale_factor);
3363 if (display_width >= kLargeDisplayThreshold)
3364 actual.bytes_limit_when_visible *= 2;
3365#endif
3366 return actual;
3367}
3368
danakj2e87fd82019-07-05 16:42:293369void RenderWidget::SetHasPointerRawUpdateEventHandlers(bool has_handlers) {
Navid Zolghadr8fdb6114e2018-08-29 19:00:543370 if (input_event_queue_)
Navid Zolghadr4ed3ae42019-05-03 17:02:123371 input_event_queue_->HasPointerRawUpdateEventHandlers(has_handlers);
Navid Zolghadr8fdb6114e2018-08-29 19:00:543372}
3373
danakj2e87fd82019-07-05 16:42:293374void RenderWidget::SetHasTouchEventHandlers(bool has_handlers) {
W. James MacLean662d5382018-03-29 18:33:083375 if (has_touch_handlers_ && *has_touch_handlers_ == has_handlers)
3376 return;
3377
3378 has_touch_handlers_ = has_handlers;
alexclarke7fa93942015-10-21 15:37:113379 if (render_widget_scheduling_state_)
3380 render_widget_scheduling_state_->SetHasTouchHandler(has_handlers);
Albert J. Wongeb28e7e2018-10-12 00:57:433381 Send(new WidgetHostMsg_HasTouchEventHandlers(routing_id_, has_handlers));
[email protected]ce6689f2013-03-29 12:52:553382}
3383
danakj4645c022019-07-23 18:15:263384void RenderWidget::SetHaveScrollEventHandlers(bool have_handlers) {
danakj2db0b282019-09-20 15:09:203385 layer_tree_host_->SetHaveScrollEventHandlers(have_handlers);
danakj4645c022019-07-23 18:15:263386}
3387
Dave Tapuskadfe486c12017-06-09 16:53:133388void RenderWidget::SetNeedsLowLatencyInput(bool needs_low_latency) {
3389 if (input_event_queue_)
3390 input_event_queue_->SetNeedsLowLatency(needs_low_latency);
3391}
3392
Pavel Feldman6708eefa2019-01-17 03:14:323393void RenderWidget::SetNeedsUnbufferedInputForDebugger(bool unbuffered) {
3394 if (input_event_queue_)
3395 input_event_queue_->SetNeedsUnbufferedInputForDebugger(unbuffered);
3396}
3397
W. James MacLeand973a55b2018-11-29 21:39:133398void RenderWidget::AnimateDoubleTapZoomInMainFrame(
3399 const blink::WebPoint& point,
3400 const blink::WebRect& rect_to_zoom) {
3401 // Only oopif subframes should be sending this message.
Albert J. Wong7bbf22d2018-12-20 00:27:273402 DCHECK(!delegate());
W. James MacLeand973a55b2018-11-29 21:39:133403 Send(new WidgetHostMsg_AnimateDoubleTapZoomInMainFrame(routing_id(), point,
3404 rect_to_zoom));
3405}
3406
W. James MacLean5372eb72018-12-19 12:56:363407void RenderWidget::ZoomToFindInPageRectInMainFrame(
3408 const blink::WebRect& rect_to_zoom) {
3409 // Only oopif subframes should be sending this message.
Albert J. Wong7bbf22d2018-12-20 00:27:273410 DCHECK(!delegate_);
W. James MacLean5372eb72018-12-19 12:56:363411 Send(new WidgetHostMsg_ZoomToFindInPageRectInMainFrame(routing_id(),
3412 rect_to_zoom));
3413}
3414
danakj4886cad2019-02-26 22:15:563415void RenderWidget::RegisterViewportLayers(const cc::ViewportLayers& layers) {
danakj2db0b282019-09-20 15:09:203416 layer_tree_host_->RegisterViewportLayers(layers);
danakj4886cad2019-02-26 22:15:563417}
3418
3419void RenderWidget::RegisterSelection(const cc::LayerSelection& selection) {
danakj2db0b282019-09-20 15:09:203420 layer_tree_host_->RegisterSelection(selection);
danakj4886cad2019-02-26 22:15:563421}
3422
chaopeng161241b72019-03-21 18:25:173423void RenderWidget::FallbackCursorModeLockCursor(bool left,
3424 bool right,
3425 bool up,
3426 bool down) {
3427 widget_input_handler_manager_->FallbackCursorModeLockCursor(left, right, up,
3428 down);
3429}
3430
3431void RenderWidget::FallbackCursorModeSetCursorVisibility(bool visible) {
3432 widget_input_handler_manager_->FallbackCursorModeSetCursorVisibility(visible);
3433}
3434
W. James MacLean233a64ff2019-05-18 16:18:493435void RenderWidget::SetPageScaleStateAndLimits(float page_scale_factor,
3436 bool is_pinch_gesture_active,
3437 float minimum,
3438 float maximum) {
danakj2db0b282019-09-20 15:09:203439 layer_tree_host_->SetPageScaleFactorAndLimits(page_scale_factor, minimum,
3440 maximum);
W. James MacLean233a64ff2019-05-18 16:18:493441
3442 // Only continue if this is a mainframe, or something's actually changed.
3443 if (!delegate() ||
3444 (page_scale_factor == page_scale_factor_from_mainframe_ &&
3445 is_pinch_gesture_active == is_pinch_gesture_active_from_mainframe_)) {
3446 return;
3447 }
3448
danakjbd1a86a2019-09-06 17:24:313449 DCHECK(!is_undead_);
danakj1fe8e62d2019-09-05 23:21:563450 DCHECK(!IsForProvisionalFrame());
3451
W. James MacLean233a64ff2019-05-18 16:18:493452 // The page scale is controlled by the WebView for the local main frame of
danakjbd1a86a2019-09-06 17:24:313453 // the Page. So this is called from blink for the RenderWidget of that
W. James MacLean233a64ff2019-05-18 16:18:493454 // local main frame. We forward the value on to each child RenderWidget (each
3455 // of which will be via proxy child frame). These will each in turn forward
3456 // the message to their child RenderWidgets (through their proxy child
3457 // frames).
W. James MacLean233a64ff2019-05-18 16:18:493458 for (auto& observer : render_frame_proxies_) {
Erik Chenb29e60ee2019-09-19 23:50:473459 if (!is_undead_) {
3460 observer.OnPageScaleFactorChanged(page_scale_factor,
3461 is_pinch_gesture_active);
3462 }
W. James MacLean233a64ff2019-05-18 16:18:493463 }
3464 // Store the value to give to any new RenderFrameProxy that is registered.
3465 page_scale_factor_from_mainframe_ = page_scale_factor;
3466 is_pinch_gesture_active_from_mainframe_ = is_pinch_gesture_active;
danakj77821e252019-03-27 19:58:043467}
3468
3469void RenderWidget::StartPageScaleAnimation(const gfx::Vector2d& target_offset,
3470 bool use_anchor,
3471 float new_page_scale,
Sergio Villar Senin2127d7b2019-07-31 17:29:583472 base::TimeDelta duration) {
danakj2db0b282019-09-20 15:09:203473 layer_tree_host_->StartPageScaleAnimation(target_offset, use_anchor,
3474 new_page_scale, duration);
danakj77821e252019-03-27 19:58:043475}
3476
danakjd92cf59a42019-07-23 15:22:513477void RenderWidget::ForceRecalculateRasterScales() {
danakj2db0b282019-09-20 15:09:203478 layer_tree_host_->SetNeedsRecalculateRasterScales();
danakjd92cf59a42019-07-23 15:22:513479}
3480
danakjda15621e2019-04-05 20:34:433481void RenderWidget::RequestDecode(const cc::PaintImage& image,
3482 base::OnceCallback<void(bool)> callback) {
danakj2db0b282019-09-20 15:09:203483 layer_tree_host_->QueueImageDecode(image, std::move(callback));
danakjda15621e2019-04-05 20:34:433484}
3485
danakj2d2889a2019-04-05 21:22:083486// Enables measuring and reporting both presentation times and swap times in
3487// swap promises.
3488class ReportTimeSwapPromise : public cc::SwapPromise {
3489 using ReportTimeCallback = blink::WebWidgetClient::ReportTimeCallback;
3490
3491 public:
Mohsen Izadid6715832019-06-05 00:32:513492 ReportTimeSwapPromise(ReportTimeCallback swap_time_callback,
3493 ReportTimeCallback presentation_time_callback,
danakj2d2889a2019-04-05 21:22:083494 scoped_refptr<base::SingleThreadTaskRunner> task_runner,
3495 base::WeakPtr<RenderWidget> render_widget)
Mohsen Izadid6715832019-06-05 00:32:513496 : swap_time_callback_(std::move(swap_time_callback)),
3497 presentation_time_callback_(std::move(presentation_time_callback)),
danakj2d2889a2019-04-05 21:22:083498 task_runner_(std::move(task_runner)),
3499 render_widget_(std::move(render_widget)) {}
3500 ~ReportTimeSwapPromise() override = default;
3501
3502 void DidActivate() override {}
3503
3504 void WillSwap(viz::CompositorFrameMetadata* metadata) override {
3505 DCHECK_GT(metadata->frame_token, 0u);
3506 // The interval between the current swap and its presentation time is
3507 // reported in UMA (see corresponding code in DidSwap() below).
3508 frame_token_ = metadata->frame_token;
3509 }
3510 void DidSwap() override {
3511 DCHECK_GT(frame_token_, 0u);
3512 task_runner_->PostTask(
Mohsen Izadid6715832019-06-05 00:32:513513 FROM_HERE, base::BindOnce(&RunCallbackAfterSwap, base::TimeTicks::Now(),
3514 std::move(swap_time_callback_),
3515 std::move(presentation_time_callback_),
3516 std::move(render_widget_), frame_token_));
danakj2d2889a2019-04-05 21:22:083517 }
3518
Bo Liudef993a2019-04-24 20:08:493519 cc::SwapPromise::DidNotSwapAction DidNotSwap(
3520 DidNotSwapReason reason) override {
danakj2d2889a2019-04-05 21:22:083521 blink::WebWidgetClient::SwapResult result;
3522 switch (reason) {
3523 case cc::SwapPromise::DidNotSwapReason::SWAP_FAILS:
3524 result = blink::WebWidgetClient::SwapResult::kDidNotSwapSwapFails;
3525 break;
3526 case cc::SwapPromise::DidNotSwapReason::COMMIT_FAILS:
3527 result = blink::WebWidgetClient::SwapResult::kDidNotSwapCommitFails;
3528 break;
3529 case cc::SwapPromise::DidNotSwapReason::COMMIT_NO_UPDATE:
3530 result = blink::WebWidgetClient::SwapResult::kDidNotSwapCommitNoUpdate;
3531 break;
3532 case cc::SwapPromise::DidNotSwapReason::ACTIVATION_FAILS:
3533 result = blink::WebWidgetClient::SwapResult::kDidNotSwapActivationFails;
3534 break;
3535 }
3536 // During a failed swap, return the current time regardless of whether we're
3537 // using presentation or swap timestamps.
3538 task_runner_->PostTask(
3539 FROM_HERE,
Mohsen Izadid6715832019-06-05 00:32:513540 base::BindOnce(
3541 [](blink::WebWidgetClient::SwapResult result,
3542 base::TimeTicks swap_time, ReportTimeCallback swap_time_callback,
3543 ReportTimeCallback presentation_time_callback) {
3544 ReportTime(std::move(swap_time_callback), result, swap_time);
3545 ReportTime(std::move(presentation_time_callback), result,
3546 swap_time);
3547 },
3548 result, base::TimeTicks::Now(), std::move(swap_time_callback_),
3549 std::move(presentation_time_callback_)));
Bo Liudef993a2019-04-24 20:08:493550 return DidNotSwapAction::BREAK_PROMISE;
danakj2d2889a2019-04-05 21:22:083551 }
3552
3553 int64_t TraceId() const override { return 0; }
3554
3555 private:
Mohsen Izadid6715832019-06-05 00:32:513556 static void RunCallbackAfterSwap(
3557 base::TimeTicks swap_time,
3558 ReportTimeCallback swap_time_callback,
3559 ReportTimeCallback presentation_time_callback,
3560 base::WeakPtr<RenderWidget> render_widget,
3561 int frame_token) {
3562 if (render_widget) {
3563 render_widget->layer_tree_view()->AddPresentationCallback(
3564 frame_token,
3565 base::BindOnce(&RunCallbackAfterPresentation,
3566 std::move(presentation_time_callback), swap_time));
3567 ReportTime(std::move(swap_time_callback),
3568 blink::WebWidgetClient::SwapResult::kDidSwap, swap_time);
3569 } else {
3570 ReportTime(std::move(swap_time_callback),
3571 blink::WebWidgetClient::SwapResult::kDidSwap, swap_time);
3572 ReportTime(std::move(presentation_time_callback),
3573 blink::WebWidgetClient::SwapResult::kDidSwap, swap_time);
3574 }
3575 }
3576
3577 static void RunCallbackAfterPresentation(
3578 ReportTimeCallback presentation_time_callback,
danakj2d2889a2019-04-05 21:22:083579 base::TimeTicks swap_time,
3580 base::TimeTicks presentation_time) {
3581 DCHECK(!swap_time.is_null());
3582 bool presentation_time_is_valid =
3583 !presentation_time.is_null() && (presentation_time > swap_time);
3584 UMA_HISTOGRAM_BOOLEAN("PageLoad.Internal.Renderer.PresentationTime.Valid",
3585 presentation_time_is_valid);
3586 if (presentation_time_is_valid) {
3587 // This measures from 1ms to 10seconds.
3588 UMA_HISTOGRAM_TIMES(
3589 "PageLoad.Internal.Renderer.PresentationTime.DeltaFromSwapTime",
3590 presentation_time - swap_time);
3591 }
Mohsen Izadid6715832019-06-05 00:32:513592 ReportTime(std::move(presentation_time_callback),
3593 blink::WebWidgetClient::SwapResult::kDidSwap,
3594 presentation_time_is_valid ? presentation_time : swap_time);
danakj2d2889a2019-04-05 21:22:083595 }
3596
Mohsen Izadid6715832019-06-05 00:32:513597 static void ReportTime(ReportTimeCallback callback,
3598 blink::WebWidgetClient::SwapResult result,
3599 base::TimeTicks time) {
3600 if (callback)
3601 std::move(callback).Run(result, time);
3602 }
3603
3604 ReportTimeCallback swap_time_callback_;
3605 ReportTimeCallback presentation_time_callback_;
danakj2d2889a2019-04-05 21:22:083606 scoped_refptr<base::SingleThreadTaskRunner> task_runner_;
3607 base::WeakPtr<RenderWidget> render_widget_;
3608 uint32_t frame_token_ = 0;
3609
3610 DISALLOW_COPY_AND_ASSIGN(ReportTimeSwapPromise);
3611};
3612
3613void RenderWidget::NotifySwapTime(ReportTimeCallback callback) {
Mohsen Izadid6715832019-06-05 00:32:513614 NotifySwapAndPresentationTime(base::NullCallback(), std::move(callback));
3615}
3616
danakj2e87fd82019-07-05 16:42:293617void RenderWidget::SetEventListenerProperties(
3618 cc::EventListenerClass event_class,
3619 cc::EventListenerProperties properties) {
danakj2db0b282019-09-20 15:09:203620 layer_tree_host_->SetEventListenerProperties(event_class, properties);
danakj2e87fd82019-07-05 16:42:293621}
3622
3623cc::EventListenerProperties RenderWidget::EventListenerProperties(
3624 cc::EventListenerClass event_class) const {
danakj2db0b282019-09-20 15:09:203625 return layer_tree_host_->event_listener_properties(event_class);
danakj2e87fd82019-07-05 16:42:293626}
3627
danakj2001a282019-07-18 19:12:323628std::unique_ptr<cc::ScopedDeferMainFrameUpdate>
3629RenderWidget::DeferMainFrameUpdate() {
danakj2db0b282019-09-20 15:09:203630 return layer_tree_host_->DeferMainFrameUpdate();
danakj2001a282019-07-18 19:12:323631}
3632
3633void RenderWidget::StartDeferringCommits(base::TimeDelta timeout) {
danakj2db0b282019-09-20 15:09:203634 layer_tree_host_->StartDeferringCommits(timeout);
danakj2001a282019-07-18 19:12:323635}
3636
3637void RenderWidget::StopDeferringCommits(cc::PaintHoldingCommitTrigger trigger) {
danakj2db0b282019-09-20 15:09:203638 layer_tree_host_->StopDeferringCommits(trigger);
danakj2001a282019-07-18 19:12:323639}
3640
danakjef7f7fa02019-07-26 22:50:063641void RenderWidget::RequestBeginMainFrameNotExpected(bool request) {
danakj2db0b282019-09-20 15:09:203642 layer_tree_host_->RequestBeginMainFrameNotExpected(request);
danakjef7f7fa02019-07-26 22:50:063643}
3644
3645int RenderWidget::GetLayerTreeId() const {
danakj2db0b282019-09-20 15:09:203646 return layer_tree_host_->GetId();
danakjef7f7fa02019-07-26 22:50:063647}
3648
Erik Chenad7f4a1e2019-08-05 20:38:053649void RenderWidget::SetBrowserControlsShownRatio(float ratio) {
danakj2db0b282019-09-20 15:09:203650 layer_tree_host_->SetBrowserControlsShownRatio(ratio);
Erik Chenad7f4a1e2019-08-05 20:38:053651}
3652
3653void RenderWidget::SetBrowserControlsHeight(float top_height,
3654 float bottom_height,
3655 bool shrink_viewport) {
danakj2db0b282019-09-20 15:09:203656 layer_tree_host_->SetBrowserControlsHeight(top_height, bottom_height,
3657 shrink_viewport);
Erik Chenad7f4a1e2019-08-05 20:38:053658}
3659
Erik Chen4f2f6f0d2019-08-14 23:17:233660viz::FrameSinkId RenderWidget::GetFrameSinkId() {
3661 return viz::FrameSinkId(RenderThread::Get()->GetClientId(), routing_id());
3662}
3663
Mohsen Izadid6715832019-06-05 00:32:513664void RenderWidget::NotifySwapAndPresentationTime(
3665 ReportTimeCallback swap_time_callback,
3666 ReportTimeCallback presentation_time_callback) {
danakj2d2889a2019-04-05 21:22:083667 // When the WebWidget is closed we cancel any pending SwapPromise that would
3668 // call back into blink, so we use |close_weak_ptr_factory_|.
danakj2db0b282019-09-20 15:09:203669 layer_tree_host_->QueueSwapPromise(std::make_unique<ReportTimeSwapPromise>(
Mohsen Izadid6715832019-06-05 00:32:513670 std::move(swap_time_callback), std::move(presentation_time_callback),
danakj2db0b282019-09-20 15:09:203671 layer_tree_host_->GetTaskRunnerProvider()->MainThreadTaskRunner(),
danakj2d2889a2019-04-05 21:22:083672 close_weak_ptr_factory_.GetWeakPtr()));
3673}
3674
Dave Tapuskabafc2ba32017-11-28 01:54:373675void RenderWidget::RequestUnbufferedInputEvents() {
3676 if (input_event_queue_)
3677 input_event_queue_->RequestUnbufferedInputEvents();
3678}
3679
xidachenfa0199e72017-05-11 11:34:263680void RenderWidget::SetTouchAction(cc::TouchAction touch_action) {
Dave Tapuskab28a1082017-08-30 15:37:263681 if (!input_handler_->ProcessTouchAction(touch_action))
[email protected]5d0bbdfa92013-12-10 00:35:513682 return;
3683
Dave Tapuska04bc5ee92018-04-17 19:03:313684 widget_input_handler_manager_->ProcessTouchAction(touch_action);
[email protected]5d0bbdfa92013-12-10 00:35:513685}
3686
[email protected]e3244ed2014-06-20 20:04:273687void RenderWidget::RegisterRenderFrameProxy(RenderFrameProxy* proxy) {
3688 render_frame_proxies_.AddObserver(proxy);
danakj0246bba02019-01-23 23:12:273689 // Page scale factor is propagated down the RenderWidget tree (across
3690 // frame trees). A new RenderFrameProxy means there is a new child
3691 // RenderWidget in another frame tree. In order for it to hear about
3692 // the page scale factor we pass along the last seen value here.
W. James MacLean2cd99b62019-04-08 13:54:433693 proxy->OnPageScaleFactorChanged(page_scale_factor_from_mainframe_,
3694 is_pinch_gesture_active_from_mainframe_);
[email protected]bffc8302014-01-23 20:52:163695}
3696
[email protected]e3244ed2014-06-20 20:04:273697void RenderWidget::UnregisterRenderFrameProxy(RenderFrameProxy* proxy) {
3698 render_frame_proxies_.RemoveObserver(proxy);
[email protected]bffc8302014-01-23 20:52:163699}
3700
[email protected]de3c5d82014-05-28 22:12:593701void RenderWidget::RegisterRenderFrame(RenderFrameImpl* frame) {
3702 render_frames_.AddObserver(frame);
3703}
3704
3705void RenderWidget::UnregisterRenderFrame(RenderFrameImpl* frame) {
3706 render_frames_.RemoveObserver(frame);
3707}
3708
Saman Samid189e5dfd2017-12-20 22:55:313709void RenderWidget::RegisterBrowserPlugin(BrowserPlugin* browser_plugin) {
3710 browser_plugins_.AddObserver(browser_plugin);
Saman Sami50d1e0c2018-03-13 20:03:493711 browser_plugin->ScreenInfoChanged(GetOriginalScreenInfo());
Saman Samid189e5dfd2017-12-20 22:55:313712}
3713
3714void RenderWidget::UnregisterBrowserPlugin(BrowserPlugin* browser_plugin) {
3715 browser_plugins_.RemoveObserver(browser_plugin);
3716}
3717
Albert J. Wong3c93c182018-09-27 17:29:433718void RenderWidget::OnWaitNextFrameForTests(
3719 int main_frame_thread_observer_routing_id) {
danakj53802692018-07-25 21:46:443720 // Sends an ACK to the browser process during the next compositor frame.
George Burgess IVbd843ec2019-09-05 02:50:363721 QueueMessage(std::make_unique<WidgetHostMsg_WaitForNextFrameForTests_ACK>(
Albert J. Wong3c93c182018-09-27 17:29:433722 main_frame_thread_observer_routing_id));
lfg43e08e62016-02-03 18:51:373723}
3724
Fady Samuela863f152018-03-09 16:10:033725const ScreenInfo& RenderWidget::GetOriginalScreenInfo() const {
Erik Chena65fa752019-09-21 06:59:403726 return page_properties_->GetOriginalScreenInfo();
oshima50872a72016-03-04 13:26:183727}
3728
Ella Ge80a52dce2017-11-15 18:01:523729gfx::PointF RenderWidget::ConvertWindowPointToViewport(
3730 const gfx::PointF& point) {
paulmeyer90f6c31d2016-11-12 00:17:593731 blink::WebFloatRect point_in_viewport(point.x(), point.y(), 0, 0);
Blink Reformat1c4d759e2017-04-09 16:34:543732 ConvertWindowToViewport(&point_in_viewport);
Ella Ge80a52dce2017-11-15 18:01:523733 return gfx::PointF(point_in_viewport.x, point_in_viewport.y);
3734}
3735
3736gfx::Point RenderWidget::ConvertWindowPointToViewport(const gfx::Point& point) {
3737 return gfx::ToRoundedPoint(ConvertWindowPointToViewport(gfx::PointF(point)));
paulmeyer90f6c31d2016-11-12 00:17:593738}
3739
Ella Ge3fa5c3f2019-09-05 19:00:063740bool RenderWidget::RequestPointerLock(WebLocalFrame* requester_frame,
3741 bool request_unadjusted_movement) {
Mustaq Ahmed32a0b152019-08-06 16:01:263742 return mouse_lock_dispatcher_->LockMouse(webwidget_mouse_lock_target_.get(),
Ella Ge3fa5c3f2019-09-05 19:00:063743 requester_frame,
3744 request_unadjusted_movement);
lfgbee1e0a2016-06-08 21:24:213745}
3746
Blink Reformat1c4d759e2017-04-09 16:34:543747void RenderWidget::RequestPointerUnlock() {
lfgbee1e0a2016-06-08 21:24:213748 mouse_lock_dispatcher_->UnlockMouse(webwidget_mouse_lock_target_.get());
3749}
3750
Blink Reformat1c4d759e2017-04-09 16:34:543751bool RenderWidget::IsPointerLocked() {
lfgbee1e0a2016-06-08 21:24:213752 return mouse_lock_dispatcher_->IsMouseLockedTo(
3753 webwidget_mouse_lock_target_.get());
3754}
3755
Richard Li49fe04d2018-10-21 09:07:193756void RenderWidget::StartDragging(network::mojom::ReferrerPolicy policy,
paulmeyer6ef5a792016-11-08 20:33:583757 const WebDragData& data,
3758 WebDragOperationsMask mask,
danakj0c75ad82018-07-10 19:50:123759 const SkBitmap& drag_image,
danakjef1735a2018-11-13 19:34:443760 const gfx::Point& web_image_offset) {
3761 blink::WebRect offset_in_window(web_image_offset.x(), web_image_offset.y(), 0,
3762 0);
Blink Reformat1c4d759e2017-04-09 16:34:543763 ConvertViewportToWindow(&offset_in_window);
paulmeyer6ef5a792016-11-08 20:33:583764 DropData drop_data(DropDataBuilder::Build(data));
3765 drop_data.referrer_policy = policy;
danakj0c75ad82018-07-10 19:50:123766 gfx::Vector2d image_offset(offset_in_window.x, offset_in_window.y);
3767 Send(new DragHostMsg_StartDragging(routing_id(), drop_data, mask, drag_image,
3768 image_offset, possible_drag_event_info_));
paulmeyer6ef5a792016-11-08 20:33:583769}
3770
Saman Samif7731342018-01-24 22:18:443771void RenderWidget::DidNavigate() {
danakj125a29e2019-01-24 23:25:293772 // Blink may be navigating still between the Close IPC and the task that
3773 // actually closes this class, and for a main frame that would come through
3774 // this method. But since we are closing we can skip it.
3775 if (closing_)
Kinuko Yasudabef2b642019-01-24 04:53:333776 return;
danakj125a29e2019-01-24 23:25:293777
Stephen Chenneyf661f062019-08-02 20:12:423778 // The input handler wants to know about navigation so that it can
Stephen Chenneybccdd0302019-08-15 12:21:283779 // suppress input until the newly navigated page has a committed frame.
3780 // It also resets the state for UMA reporting of input arrival with respect
3781 // to document lifecycle.
Stephen Chenneyf661f062019-08-02 20:12:423782 DCHECK(widget_input_handler_manager_);
3783 widget_input_handler_manager_->DidNavigate();
3784
danakj2db0b282019-09-20 15:09:203785 layer_tree_host_->ClearCachesOnNextCommit();
kenrb5d78b842017-03-06 21:06:013786}
3787
ekaramad2daaf672016-11-10 20:29:013788blink::WebInputMethodController* RenderWidget::GetInputMethodController()
3789 const {
Ehsan Karamad655d7b8a2018-01-12 18:38:383790 if (auto* frame_widget = GetFrameWidget())
3791 return frame_widget->GetActiveWebInputMethodController();
3792
3793 return nullptr;
ekaramad2daaf672016-11-10 20:29:013794}
3795
Dave Tapuska139a72f2017-09-06 21:57:033796void RenderWidget::SetupWidgetInputHandler(
Dave Tapuskae782bea2019-07-09 16:21:513797 mojo::PendingReceiver<mojom::WidgetInputHandler> receiver,
3798 mojo::PendingRemote<mojom::WidgetInputHandlerHost> host) {
3799 widget_input_handler_manager_->AddInterface(std::move(receiver),
Dave Tapuskab66c28f2017-11-15 17:18:473800 std::move(host));
Dave Tapuska525eb15e2017-08-17 21:05:503801}
3802
Julie Jeongeun Kim02291d732019-09-07 03:08:583803void RenderWidget::SetWidgetReceiver(
3804 mojo::PendingReceiver<mojom::Widget> recevier) {
3805 // Close the old receiver if there was one.
Dave Tapuska485aca92017-08-08 00:47:583806 // A RenderWidgetHost should not need more than one channel.
Julie Jeongeun Kim02291d732019-09-07 03:08:583807 widget_receiver_.reset();
3808 widget_receiver_.Bind(std::move(recevier));
Dave Tapuska485aca92017-08-08 00:47:583809}
3810
Ken Buchanan94c0beb62018-06-22 19:56:243811void RenderWidget::SetMouseCapture(bool capture) {
3812 if (mojom::WidgetInputHandlerHost* host =
3813 widget_input_handler_manager_->GetWidgetInputHandlerHost()) {
3814 host->SetMouseCapture(capture);
3815 }
3816}
3817
danakj53802692018-07-25 21:46:443818void RenderWidget::UseSynchronousResizeModeForTesting(bool enable) {
danakj7602f4f2019-01-31 18:03:233819 synchronous_resize_mode_for_testing_ = enable;
danakja2c9d0a92018-07-25 20:01:183820}
3821
3822void RenderWidget::SetDeviceScaleFactorForTesting(float factor) {
danakjb4cec102019-01-30 19:22:133823 DCHECK_GT(factor, 0.f);
danakja2c9d0a92018-07-25 20:01:183824
danakja2c9d0a92018-07-25 20:01:183825 // We are changing the device scale factor from the renderer, so allocate a
3826 // new viz::LocalSurfaceId to avoid surface invariants violations in tests.
danakj2db0b282019-09-20 15:09:203827 layer_tree_host_->RequestNewLocalSurfaceId();
danakjb4cec102019-01-30 19:22:133828
Albert J. Wonga3dbd5442019-09-18 10:38:283829 ScreenInfo info = page_properties_->GetScreenInfo();
danakjb4cec102019-01-30 19:22:133830 info.device_scale_factor = factor;
3831 gfx::Size viewport_pixel_size = gfx::ScaleToCeiledSize(size_, factor);
3832 UpdateSurfaceAndScreenInfo(local_surface_id_allocation_from_parent_,
W. James MacLean7df854c2019-08-28 16:17:533833 gfx::Rect(viewport_pixel_size), info);
danakjf26cfd8f2019-09-26 20:53:573834 if (!auto_resize_mode_)
3835 ResizeWebWidget(); // This picks up the new device scale factor in |info|.
danakjb4cec102019-01-30 19:22:133836
danakjcf409aa2019-09-20 15:22:303837 // TODO(danakj): This should not need to go through RenderFrame to set
3838 // Page-level properties.
3839 blink::WebFrameWidget* frame_widget = GetFrameWidget();
3840 RenderFrameImpl* render_frame =
3841 RenderFrameImpl::FromWebFrame(frame_widget->LocalRoot());
3842 render_frame->SetPreferCompositingToLCDTextEnabledOnRenderView(
3843 ComputePreferCompositingToLCDText(
3844 compositor_deps_, page_properties_->GetDeviceScaleFactor()));
3845
3846 // Make sure to override any future OnSynchronizeVisualProperties IPCs.
danakjb4cec102019-01-30 19:22:133847 device_scale_factor_for_testing_ = factor;
danakja2c9d0a92018-07-25 20:01:183848}
3849
danakjcf409aa2019-09-20 15:22:303850void RenderWidget::SetZoomLevelForTesting(double zoom_level) {
3851 DCHECK_NE(zoom_level, -INFINITY);
3852 SetZoomLevel(zoom_level);
3853
3854 // Make sure to override any future OnSynchronizeVisualProperties IPCs.
3855 zoom_level_for_testing_ = zoom_level;
3856}
3857
3858void RenderWidget::ResetZoomLevelForTesting() {
3859 zoom_level_for_testing_ = -INFINITY;
3860 SetZoomLevel(0);
3861}
3862
danakja2c9d0a92018-07-25 20:01:183863void RenderWidget::SetDeviceColorSpaceForTesting(
3864 const gfx::ColorSpace& color_space) {
danakjb4cec102019-01-30 19:22:133865 // We are changing the device color space from the renderer, so allocate a
3866 // new viz::LocalSurfaceId to avoid surface invariants violations in tests.
danakj2db0b282019-09-20 15:09:203867 layer_tree_host_->RequestNewLocalSurfaceId();
danakjb4cec102019-01-30 19:22:133868
Albert J. Wonga3dbd5442019-09-18 10:38:283869 ScreenInfo info = page_properties_->GetScreenInfo();
danakj04d128a2019-01-25 02:10:203870 info.color_space = color_space;
3871 UpdateSurfaceAndScreenInfo(local_surface_id_allocation_from_parent_,
W. James MacLean7df854c2019-08-28 16:17:533872 CompositorViewportRect(), info);
danakja2c9d0a92018-07-25 20:01:183873}
3874
3875void RenderWidget::SetWindowRectSynchronouslyForTesting(
3876 const gfx::Rect& new_window_rect) {
3877 SetWindowRectSynchronously(new_window_rect);
3878}
3879
3880void RenderWidget::EnableAutoResizeForTesting(const gfx::Size& min_size,
3881 const gfx::Size& max_size) {
danakjd990b4c2019-09-18 20:34:293882 SetAutoResizeMode(true, min_size, max_size,
3883 page_properties_->GetDeviceScaleFactor());
danakja2c9d0a92018-07-25 20:01:183884}
3885
3886void RenderWidget::DisableAutoResizeForTesting(const gfx::Size& new_size) {
3887 if (!auto_resize_mode_)
3888 return;
3889
danakjd990b4c2019-09-18 20:34:293890 SetAutoResizeMode(false, gfx::Size(), gfx::Size(),
3891 page_properties_->GetDeviceScaleFactor());
danakj83388a32019-09-11 16:28:313892
danakjd990b4c2019-09-18 20:34:293893 // The |new_size| is empty when resetting auto resize in between tests. In
3894 // this case the current size should just be preserved.
3895 if (!new_size.IsEmpty()) {
3896 size_ = new_size;
3897 ResizeWebWidget();
danakj83388a32019-09-11 16:28:313898 }
danakja2c9d0a92018-07-25 20:01:183899}
3900
EhsanK955ba582017-11-30 21:14:403901blink::WebLocalFrame* RenderWidget::GetFocusedWebLocalFrameInWidget() const {
Ehsan Karamad655d7b8a2018-01-12 18:38:383902 if (auto* frame_widget = GetFrameWidget())
3903 return frame_widget->FocusedWebLocalFrameInWidget();
3904 return nullptr;
EhsanK955ba582017-11-30 21:14:403905}
3906
EhsanK22d482e2017-08-10 17:29:493907#if BUILDFLAG(ENABLE_PLUGINS)
3908PepperPluginInstanceImpl* RenderWidget::GetFocusedPepperPluginInsideWidget() {
Ehsan Karamad655d7b8a2018-01-12 18:38:383909 blink::WebFrameWidget* frame_widget = GetFrameWidget();
3910 if (!frame_widget)
EhsanK22d482e2017-08-10 17:29:493911 return nullptr;
3912
3913 // Focused pepper instance might not always be in the focused frame. For
3914 // instance if a pepper instance and its embedder frame are focused an then
3915 // another frame takes focus using javascript, the embedder frame will no
3916 // longer be focused while the pepper instance is (the embedder frame's
3917 // |focused_pepper_plugin_| is not nullptr). Especially, if the pepper plugin
3918 // is fullscreen, clicking into the pepper will not refocus the embedder
3919 // frame. This is why we have to traverse the whole frame tree to find the
3920 // focused plugin.
Ehsan Karamad655d7b8a2018-01-12 18:38:383921 blink::WebFrame* current_frame = frame_widget->LocalRoot();
EhsanK22d482e2017-08-10 17:29:493922 while (current_frame) {
3923 RenderFrameImpl* render_frame =
3924 current_frame->IsWebLocalFrame()
3925 ? RenderFrameImpl::FromWebFrame(current_frame)
3926 : nullptr;
3927 if (render_frame && render_frame->focused_pepper_plugin())
3928 return render_frame->focused_pepper_plugin();
3929 current_frame = current_frame->TraverseNext();
3930 }
3931 return nullptr;
3932}
3933#endif
3934
Ken Buchananb2c9e262018-03-10 16:53:313935gfx::Rect RenderWidget::ViewportVisibleRect() {
danakj9c4e7b812019-02-19 22:04:273936 if (for_child_local_root_frame_)
3937 return compositor_visible_rect_;
W. James MacLean7df854c2019-08-28 16:17:533938 return CompositorViewportRect();
Ken Buchananb2c9e262018-03-10 16:53:313939}
3940
Hajime Hoshi315a61f2018-08-14 17:27:283941// static
3942scoped_refptr<base::SingleThreadTaskRunner>
3943RenderWidget::GetCleanupTaskRunner() {
3944 return RenderThreadImpl::current_blink_platform_impl()
3945 ->main_thread_scheduler()
3946 ->CleanupTaskRunner();
3947}
3948
Saman Sami50d1e0c2018-03-13 20:03:493949base::WeakPtr<RenderWidget> RenderWidget::AsWeakPtr() {
3950 return weak_ptr_factory_.GetWeakPtr();
3951}
3952
danakj557248b2019-09-25 17:17:403953void RenderWidget::SetWebWidgetInternal(blink::WebWidget* webwidget) {
Erik Chena2819852019-08-28 01:02:283954 // TODO(https://crbug.com/995981): This method should not need to exist, since
3955 // we should be creating and destroying a RenderWidget along with the
3956 // WebWidget.
danakj557248b2019-09-25 17:17:403957 if (webwidget)
3958 webwidget->SetAnimationHost(layer_tree_view_->animation_host());
3959 webwidget_ = webwidget;
Erik Chen7ee377b2019-08-22 23:38:343960}
3961
[email protected]e9ff79c2012-10-19 21:31:263962} // namespace content