blob: 74c931302f5b3e1a95ac13c732b2c49f1d2a2507 [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>
dchengcedca5612016-04-09 01:40:159#include <memory>
dcheng07945f632015-12-26 07:59:3210#include <utility>
11
[email protected]c27dd4f2014-05-22 18:05:1912#include "base/auto_reset.h"
danakj4b347212018-07-04 17:55:1713#include "base/base_switches.h"
[email protected]32876ae2011-11-15 22:25:2114#include "base/bind.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"
[email protected]35b4f0c2014-06-26 16:55:2725#include "base/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"
danakjba65a0912017-09-21 16:38:4232#include "cc/trees/layer_tree_frame_sink.h"
loyso6e6efc42017-01-21 02:23:0333#include "cc/trees/layer_tree_host.h"
danakj4c987652018-07-05 15:49:4134#include "cc/trees/ukm_manager.h"
danakj4b347212018-07-04 17:55:1735#include "components/viz/common/features.h"
Fady Samuelc645ffe2017-07-24 17:28:2036#include "components/viz/common/frame_sinks/begin_frame_source.h"
danakjf20f4502017-09-26 17:13:3137#include "components/viz/common/frame_sinks/copy_output_request.h"
danakj4b347212018-07-04 17:55:1738#include "components/viz/common/switches.h"
39#include "content/common/content_switches_internal.h"
paulmeyer6ef5a792016-11-08 20:33:5840#include "content/common/drag_event_source_info.h"
41#include "content/common/drag_messages.h"
jonrossa2ff4f82018-02-16 17:27:4642#include "content/common/render_frame_metadata.mojom.h"
jcivelliae1560a2016-11-01 22:40:2343#include "content/common/render_message_filter.mojom.h"
Nasko Oskovf97e8b02017-07-25 02:45:4244#include "content/common/swapped_out_messages.h"
Sadrul Habib Chowdhury8bc43cc2018-06-06 01:48:0345#include "content/common/tab_switching_time_callback.h"
ekaramad9053e57b2016-04-26 20:00:3846#include "content/common/text_input_state.h"
[email protected]778574e2011-03-21 22:03:5047#include "content/common/view_messages.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"
Saman Samid189e5dfd2017-12-20 22:55:3157#include "content/renderer/browser_plugin/browser_plugin.h"
[email protected]953bd0062013-08-01 00:58:4058#include "content/renderer/cursor_utils.h"
mfomitchev2600fd7c2016-02-17 20:53:3959#include "content/renderer/devtools/render_widget_screen_metrics_emulator.h"
paulmeyer6ef5a792016-11-08 20:33:5860#include "content/renderer/drop_data_builder.h"
[email protected]b2e4c70132013-10-03 02:07:5161#include "content/renderer/external_popup_menu.h"
[email protected]586871b2014-07-22 17:05:1162#include "content/renderer/gpu/frame_swap_message_queue.h"
danakja6c10012018-07-06 14:25:3663#include "content/renderer/gpu/layer_tree_view.h"
[email protected]586871b2014-07-22 17:05:1164#include "content/renderer/gpu/queue_message_swap_promise.h"
[email protected]66fca5bc2013-05-23 06:58:2965#include "content/renderer/ime_event_guard.h"
dtapuska9ec1a912017-04-21 15:18:3166#include "content/renderer/input/main_thread_event_queue.h"
Dave Tapuska9db80842017-07-24 17:24:2667#include "content/renderer/input/widget_input_handler_manager.h"
[email protected]adab2332013-07-25 18:04:3268#include "content/renderer/pepper/pepper_plugin_instance_impl.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"
avi40b5be7a2016-03-03 21:13:4475#include "content/renderer/render_widget_owner_delegate.h"
tfarina556a7232014-10-05 01:02:0976#include "content/renderer/renderer_blink_platform_impl.h"
[email protected]5b45ad42013-10-25 00:42:0477#include "content/renderer/resizing_mode_selector.h"
danakj4b347212018-07-04 17:55:1778#include "gpu/command_buffer/service/gpu_switches.h"
ekaramad330ba4232016-09-23 17:57:4779#include "ipc/ipc_message_start.h"
[email protected]484955942010-08-19 16:13:1880#include "ipc/ipc_sync_message.h"
Antoine Laboure55c9ef82017-11-10 18:51:2381#include "ipc/ipc_sync_message_filter.h"
danakj4b347212018-07-04 17:55:1782#include "media/base/media_switches.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"
Blink Reformata30d4232018-04-07 15:31:0698#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"
paulmeyer90f6c31d2016-11-12 00:17:59111#include "ui/base/clipboard/clipboard.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
sadrul943e3b32016-08-04 18:22:59135#if defined(USE_AURA)
sadrul602ce1362017-01-26 06:41:10136#include "content/renderer/mus/renderer_window_tree_client.h"
penghuang28a5fa22015-12-02 17:58:19137#endif
138
ekaramad330ba4232016-09-23 17:57:47139#if defined(OS_MACOSX)
140#include "content/renderer/text_input_client_observer.h"
141#endif
142
Ryan Landay9e42fd742017-08-12 01:59:11143using blink::WebImeTextSpan;
[email protected]180ef242013-11-07 06:50:46144using blink::WebCursorInfo;
[email protected]19193682014-04-03 15:01:43145using blink::WebDeviceEmulationParams;
paulmeyer90f6c31d2016-11-12 00:17:59146using blink::WebDragOperation;
paulmeyer6ef5a792016-11-08 20:33:58147using blink::WebDragOperationsMask;
148using blink::WebDragData;
paulmeyer90f6c31d2016-11-12 00:17:59149using blink::WebFrameWidget;
[email protected]180ef242013-11-07 06:50:46150using blink::WebGestureEvent;
151using blink::WebInputEvent;
dtapuska5d2e9c32015-12-03 16:39:49152using blink::WebInputEventResult;
ekaramad2daaf672016-11-10 20:29:01153using blink::WebInputMethodController;
paulmeyer6ef5a792016-11-08 20:33:58154using blink::WebLocalFrame;
[email protected]180ef242013-11-07 06:50:46155using blink::WebMouseEvent;
156using blink::WebMouseWheelEvent;
157using blink::WebNavigationPolicy;
donnda070f3c2015-01-16 19:54:11158using blink::WebNode;
[email protected]180ef242013-11-07 06:50:46159using blink::WebPagePopup;
donnda070f3c2015-01-16 19:54:11160using blink::WebPoint;
dglazkove353a372016-09-01 01:33:48161using blink::WebRange;
[email protected]180ef242013-11-07 06:50:46162using blink::WebRect;
[email protected]180ef242013-11-07 06:50:46163using blink::WebSize;
paulmeyer90f6c31d2016-11-12 00:17:59164using blink::WebString;
[email protected]180ef242013-11-07 06:50:46165using blink::WebTextDirection;
166using blink::WebTouchEvent;
[email protected]f8ed4722013-12-03 03:27:25167using blink::WebTouchPoint;
[email protected]180ef242013-11-07 06:50:46168using blink::WebVector;
169using blink::WebWidget;
[email protected]e9ff79c2012-10-19 21:31:26170
paulmeyer90f6c31d2016-11-12 00:17:59171namespace content {
172
[email protected]6a4d7f62013-01-07 21:32:13173namespace {
[email protected]b256eca2013-07-11 10:57:40174
Albert J. Wongcb004632018-07-10 22:58:25175using RoutingIDWidgetMap = std::map<int32_t, RenderWidget*>;
176base::LazyInstance<RoutingIDWidgetMap>::Leaky g_routing_id_widget_map =
177 LAZY_INSTANCE_INITIALIZER;
178
danakj4b347212018-07-04 17:55:17179const base::Feature kUnpremultiplyAndDitherLowBitDepthTiles = {
180 "UnpremultiplyAndDitherLowBitDepthTiles", base::FEATURE_ENABLED_BY_DEFAULT};
181
[email protected]b256eca2013-07-11 10:57:40182typedef std::map<std::string, ui::TextInputMode> TextInputModeMap;
183
AJITH KUMAR V041c0b02017-08-08 10:39:20184static const int kInvalidNextPreviousFlagsValue = -1;
yiyix6b90ef52018-10-09 19:55:30185static const char* kOOPIF = "OOPIF";
186static const char* kRenderer = "Renderer";
AJITH KUMAR V041c0b02017-08-08 10:39:20187
lfgbee1e0a2016-06-08 21:24:21188class WebWidgetLockTarget : public content::MouseLockDispatcher::LockTarget {
189 public:
190 explicit WebWidgetLockTarget(blink::WebWidget* webwidget)
191 : webwidget_(webwidget) {}
192
193 void OnLockMouseACK(bool succeeded) override {
194 if (succeeded)
Blink Reformat1c4d759e2017-04-09 16:34:54195 webwidget_->DidAcquirePointerLock();
lfgbee1e0a2016-06-08 21:24:21196 else
Blink Reformat1c4d759e2017-04-09 16:34:54197 webwidget_->DidNotAcquirePointerLock();
lfgbee1e0a2016-06-08 21:24:21198 }
199
Blink Reformat1c4d759e2017-04-09 16:34:54200 void OnMouseLockLost() override { webwidget_->DidLosePointerLock(); }
lfgbee1e0a2016-06-08 21:24:21201
202 bool HandleMouseLockedInputEvent(const blink::WebMouseEvent& event) override {
203 // The WebWidget handles mouse lock in Blink's handleInputEvent().
204 return false;
205 }
206
207 private:
208 blink::WebWidget* webwidget_;
209};
210
dglazkov97b6c2b2016-10-25 17:35:55211bool IsDateTimeInput(ui::TextInputType type) {
212 return type == ui::TEXT_INPUT_TYPE_DATE ||
213 type == ui::TEXT_INPUT_TYPE_DATE_TIME ||
214 type == ui::TEXT_INPUT_TYPE_DATE_TIME_LOCAL ||
215 type == ui::TEXT_INPUT_TYPE_MONTH ||
216 type == ui::TEXT_INPUT_TYPE_TIME || type == ui::TEXT_INPUT_TYPE_WEEK;
217}
218
paulmeyer90f6c31d2016-11-12 00:17:59219WebDragData DropMetaDataToWebDragData(
220 const std::vector<DropData::Metadata>& drop_meta_data) {
221 std::vector<WebDragData::Item> item_list;
222 for (const auto& meta_data_item : drop_meta_data) {
223 if (meta_data_item.kind == DropData::Kind::STRING) {
224 WebDragData::Item item;
Blink Reformat1c4d759e2017-04-09 16:34:54225 item.storage_type = WebDragData::Item::kStorageTypeString;
226 item.string_type = WebString::FromUTF16(meta_data_item.mime_type);
paulmeyer90f6c31d2016-11-12 00:17:59227 // Have to pass a dummy URL here instead of an empty URL because the
228 // DropData received by browser_plugins goes through a round trip:
229 // DropData::MetaData --> WebDragData-->DropData. In the end, DropData
230 // will contain an empty URL (which means no URL is dragged) if the URL in
231 // WebDragData is empty.
232 if (base::EqualsASCII(meta_data_item.mime_type,
233 ui::Clipboard::kMimeTypeURIList)) {
Blink Reformat1c4d759e2017-04-09 16:34:54234 item.string_data = WebString::FromUTF8("about:dragdrop-placeholder");
paulmeyer90f6c31d2016-11-12 00:17:59235 }
236 item_list.push_back(item);
237 continue;
238 }
239
240 // TODO(hush): crbug.com/584789. Blink needs to support creating a file with
241 // just the mimetype. This is needed to drag files to WebView on Android
242 // platform.
243 if ((meta_data_item.kind == DropData::Kind::FILENAME) &&
244 !meta_data_item.filename.empty()) {
245 WebDragData::Item item;
Blink Reformat1c4d759e2017-04-09 16:34:54246 item.storage_type = WebDragData::Item::kStorageTypeFilename;
247 item.filename_data = blink::FilePathToWebString(meta_data_item.filename);
paulmeyer90f6c31d2016-11-12 00:17:59248 item_list.push_back(item);
249 continue;
250 }
251
252 if (meta_data_item.kind == DropData::Kind::FILESYSTEMFILE) {
253 WebDragData::Item item;
Blink Reformat1c4d759e2017-04-09 16:34:54254 item.storage_type = WebDragData::Item::kStorageTypeFileSystemFile;
255 item.file_system_url = meta_data_item.file_system_url;
paulmeyer90f6c31d2016-11-12 00:17:59256 item_list.push_back(item);
257 continue;
258 }
259 }
260
261 WebDragData result;
Blink Reformat1c4d759e2017-04-09 16:34:54262 result.Initialize();
263 result.SetItems(item_list);
paulmeyer90f6c31d2016-11-12 00:17:59264 return result;
265}
266
267WebDragData DropDataToWebDragData(const DropData& drop_data) {
268 std::vector<WebDragData::Item> item_list;
269
270 // These fields are currently unused when dragging into WebKit.
271 DCHECK(drop_data.download_metadata.empty());
272 DCHECK(drop_data.file_contents.empty());
dcheng3dd85612017-02-08 10:46:23273 DCHECK(drop_data.file_contents_content_disposition.empty());
paulmeyer90f6c31d2016-11-12 00:17:59274
275 if (!drop_data.text.is_null()) {
276 WebDragData::Item item;
Blink Reformat1c4d759e2017-04-09 16:34:54277 item.storage_type = WebDragData::Item::kStorageTypeString;
278 item.string_type = WebString::FromUTF8(ui::Clipboard::kMimeTypeText);
279 item.string_data = WebString::FromUTF16(drop_data.text.string());
paulmeyer90f6c31d2016-11-12 00:17:59280 item_list.push_back(item);
281 }
282
283 if (!drop_data.url.is_empty()) {
284 WebDragData::Item item;
Blink Reformat1c4d759e2017-04-09 16:34:54285 item.storage_type = WebDragData::Item::kStorageTypeString;
286 item.string_type = WebString::FromUTF8(ui::Clipboard::kMimeTypeURIList);
287 item.string_data = WebString::FromUTF8(drop_data.url.spec());
288 item.title = WebString::FromUTF16(drop_data.url_title);
paulmeyer90f6c31d2016-11-12 00:17:59289 item_list.push_back(item);
290 }
291
292 if (!drop_data.html.is_null()) {
293 WebDragData::Item item;
Blink Reformat1c4d759e2017-04-09 16:34:54294 item.storage_type = WebDragData::Item::kStorageTypeString;
295 item.string_type = WebString::FromUTF8(ui::Clipboard::kMimeTypeHTML);
296 item.string_data = WebString::FromUTF16(drop_data.html.string());
297 item.base_url = drop_data.html_base_url;
paulmeyer90f6c31d2016-11-12 00:17:59298 item_list.push_back(item);
299 }
300
jdoerrie5a73d0fa2018-10-02 23:54:05301 for (auto it = drop_data.filenames.begin(); it != drop_data.filenames.end();
paulmeyer90f6c31d2016-11-12 00:17:59302 ++it) {
303 WebDragData::Item item;
Blink Reformat1c4d759e2017-04-09 16:34:54304 item.storage_type = WebDragData::Item::kStorageTypeFilename;
305 item.filename_data = blink::FilePathToWebString(it->path);
306 item.display_name_data =
kinukoa4293022017-01-27 06:43:25307 blink::FilePathToWebString(base::FilePath(it->display_name));
paulmeyer90f6c31d2016-11-12 00:17:59308 item_list.push_back(item);
309 }
310
jdoerrie5a73d0fa2018-10-02 23:54:05311 for (auto it = drop_data.file_system_files.begin();
312 it != drop_data.file_system_files.end(); ++it) {
paulmeyer90f6c31d2016-11-12 00:17:59313 WebDragData::Item item;
Blink Reformat1c4d759e2017-04-09 16:34:54314 item.storage_type = WebDragData::Item::kStorageTypeFileSystemFile;
315 item.file_system_url = it->url;
316 item.file_system_file_size = it->size;
317 item.file_system_id = blink::WebString::FromASCII(it->filesystem_id);
paulmeyer90f6c31d2016-11-12 00:17:59318 item_list.push_back(item);
319 }
320
Stuart Langley48300392017-11-02 03:54:44321 for (const auto& it : drop_data.custom_data) {
paulmeyer90f6c31d2016-11-12 00:17:59322 WebDragData::Item item;
Blink Reformat1c4d759e2017-04-09 16:34:54323 item.storage_type = WebDragData::Item::kStorageTypeString;
Stuart Langley48300392017-11-02 03:54:44324 item.string_type = WebString::FromUTF16(it.first);
325 item.string_data = WebString::FromUTF16(it.second);
paulmeyer90f6c31d2016-11-12 00:17:59326 item_list.push_back(item);
327 }
328
329 WebDragData result;
Blink Reformat1c4d759e2017-04-09 16:34:54330 result.Initialize();
331 result.SetItems(item_list);
332 result.SetFilesystemId(WebString::FromUTF16(drop_data.filesystem_id));
paulmeyer90f6c31d2016-11-12 00:17:59333 return result;
334}
335
dtapuskac4dd5be2016-10-25 15:11:10336ui::TextInputType ConvertWebTextInputType(blink::WebTextInputType type) {
337 // Check the type is in the range representable by ui::TextInputType.
338 DCHECK_LE(type, static_cast<int>(ui::TEXT_INPUT_TYPE_MAX))
339 << "blink::WebTextInputType and ui::TextInputType not synchronized";
340 return static_cast<ui::TextInputType>(type);
341}
342
343ui::TextInputMode ConvertWebTextInputMode(blink::WebTextInputMode mode) {
344 // Check the mode is in the range representable by ui::TextInputMode.
345 DCHECK_LE(mode, static_cast<int>(ui::TEXT_INPUT_MODE_MAX))
346 << "blink::WebTextInputMode and ui::TextInputMode not synchronized";
347 return static_cast<ui::TextInputMode>(mode);
348}
349
Mitsuru Oshima3c07b332018-02-06 04:56:50350// Returns true if the device scale is high enough that losing subpixel
351// antialiasing won't have a noticeable effect on text quality.
352static bool DeviceScaleEnsuresTextQuality(float device_scale_factor) {
353#if defined(OS_ANDROID) || defined(OS_CHROMEOS)
354 // On Android, we never have subpixel antialiasing. On Chrome OS we prefer to
355 // composite all scrollers so that we get animated overlay scrollbars.
356 return true;
357#else
358 // 1.5 is a common touchscreen tablet device scale factor. For such
359 // devices main thread antialiasing is a heavy burden.
360 return device_scale_factor >= 1.5f;
361#endif
362}
363
364static bool PreferCompositingToLCDText(CompositorDependencies* compositor_deps,
365 float device_scale_factor) {
366 const base::CommandLine& command_line =
367 *base::CommandLine::ForCurrentProcess();
368 if (command_line.HasSwitch(switches::kDisablePreferCompositingToLCDText))
369 return false;
370 if (command_line.HasSwitch(switches::kEnablePreferCompositingToLCDText))
371 return true;
372 if (!compositor_deps->IsLcdTextEnabled())
373 return true;
374 return DeviceScaleEnsuresTextQuality(device_scale_factor);
375}
376
[email protected]b256eca2013-07-11 10:57:40377} // namespace
378
[email protected]b2e4c70132013-10-03 02:07:51379// RenderWidget ---------------------------------------------------------------
380
danakj829cdd142018-09-14 21:13:27381RenderWidget::RenderWidget(int32_t widget_routing_id,
382 CompositorDependencies* compositor_deps,
danakj6a816592018-09-25 18:30:56383 WidgetType widget_type,
danakj829cdd142018-09-14 21:13:27384 const ScreenInfo& screen_info,
385 blink::WebDisplayMode display_mode,
386 bool swapped_out,
387 bool hidden,
388 bool never_visible,
389 mojom::WidgetRequest widget_request)
nick8331f8ad2016-11-15 20:42:45390 : routing_id_(widget_routing_id),
dcheng35d31c112015-07-22 00:17:36391 compositor_deps_(compositor_deps),
lfg8ff33912016-09-13 20:59:21392 webwidget_internal_(nullptr),
avi40b5be7a2016-03-03 21:13:44393 owner_delegate_(nullptr),
[email protected]847a2582013-03-09 02:29:51394 auto_resize_mode_(false),
initial.commit09911bf2008-07-26 23:55:29395 did_show_(false),
[email protected]1ac10dca2013-08-20 20:47:04396 is_hidden_(hidden),
sievers71c62dd52015-10-07 01:44:39397 compositor_never_visible_(never_visible),
mikhail.pozdnyakovf2c902a2015-04-14 08:09:12398 is_fullscreen_granted_(false),
danakj73dd3032018-07-28 17:49:53399 display_mode_(display_mode),
changwanf2a707b2015-10-30 08:22:16400 ime_event_guard_(nullptr),
[email protected]661eb9d2009-02-03 02:11:48401 closing_(false),
[email protected]aeeedad2014-08-22 18:16:22402 host_closing_(false),
[email protected]14392a52012-05-02 20:28:44403 is_swapped_out_(swapped_out),
dglazkov97b6c2b2016-10-25 17:35:55404 text_input_type_(ui::TEXT_INPUT_TYPE_NONE),
[email protected]b256eca2013-07-11 10:57:40405 text_input_mode_(ui::TEXT_INPUT_MODE_DEFAULT),
shuchen82ce8c52014-10-23 01:55:20406 text_input_flags_(0),
AJITH KUMAR V041c0b02017-08-08 10:39:20407 next_previous_flags_(kInvalidNextPreviousFlagsValue),
[email protected]86ba5fcb2013-09-04 00:36:53408 can_compose_inline_(true),
nonafa291792016-08-10 02:36:18409 composition_range_(gfx::Range::InvalidRange()),
danakj6a816592018-09-25 18:30:56410 widget_type_(widget_type),
[email protected]867125a02009-12-10 06:01:48411 pending_window_rect_count_(0),
Scott Violetae08f332018-07-27 17:37:23412 screen_info_(screen_info),
nonafa291792016-08-10 02:36:18413 monitor_composition_info_(false),
[email protected]b2e4c70132013-10-03 02:07:51414 popup_origin_scale_for_emulation_(0.f),
samans26510e442017-06-01 22:29:12415 frame_swap_message_queue_(new FrameSwapMessageQueue(routing_id_)),
[email protected]a09d53ce2014-01-31 00:46:42416 resizing_mode_selector_(new ResizingModeSelector()),
lfge0c2792ec2016-05-11 18:52:08417 has_host_context_menu_location_(false),
ekaramad2a46d632016-07-19 13:33:09418 has_focus_(false),
Nicolas Pena75a35d662018-04-05 20:13:44419 for_oopif_(false),
ekaramad330ba4232016-09-23 17:57:47420#if defined(OS_MACOSX)
421 text_input_client_observer_(new TextInputClientObserver(this)),
422#endif
Takashi SAKAMOTO870f6262017-08-22 04:08:27423 first_update_visual_state_after_hidden_(false),
tasakb95dbb50c2017-02-08 18:07:50424 was_shown_time_(base::TimeTicks::Now()),
kenrb5d78b842017-03-06 21:06:01425 current_content_source_id_(0),
Dave Tapuska1bdf1832017-07-07 18:07:19426 widget_binding_(this, std::move(widget_request)),
wjmaclean1d970622017-01-21 22:28:24427 weak_ptr_factory_(this) {
nick8331f8ad2016-11-15 20:42:45428 DCHECK_NE(routing_id_, MSG_ROUTING_NONE);
[email protected]380244092011-10-07 17:26:27429 DCHECK(RenderThread::Get());
alexclarke7fa93942015-10-21 15:37:11430
431 // In tests there may not be a RenderThreadImpl.
432 if (RenderThreadImpl::current()) {
433 render_widget_scheduling_state_ = RenderThreadImpl::current()
Yuta Kitamura3331f5c2018-04-05 11:12:25434 ->GetWebMainThreadScheduler()
dcheng07945f632015-12-26 07:59:32435 ->NewRenderWidgetSchedulingState();
alexclarke7fa93942015-10-21 15:37:11436 render_widget_scheduling_state_->SetHidden(is_hidden_);
437 }
sadrul602ce1362017-01-26 06:41:10438#if defined(USE_AURA)
fsamuel098eade2017-03-21 18:06:14439 RendererWindowTreeClient::CreateIfNecessary(routing_id_);
Scott Violete46b3352018-09-22 00:37:07440 if (features::IsMultiProcessMash())
Scott Violet1098538e2017-10-05 19:23:33441 RendererWindowTreeClient::Get(routing_id_)->SetVisible(!is_hidden_);
sadrul602ce1362017-01-26 06:41:10442#endif
Albert J. Wongcb004632018-07-10 22:58:25443
444 if (routing_id_ != MSG_ROUTING_NONE)
445 g_routing_id_widget_map.Get().emplace(routing_id_, this);
initial.commit09911bf2008-07-26 23:55:29446}
447
448RenderWidget::~RenderWidget() {
lfg8ff33912016-09-13 20:59:21449 DCHECK(!webwidget_internal_) << "Leaking our WebWidget!";
Albert J. Wongcb004632018-07-10 22:58:25450 // TODO(ajwong): Add in check that routing_id_ has been removed from
451 // g_routing_id_widget_map once the shutdown semantics for RenderWidget
452 // and RenderViewImpl are rationalized. Currently, too many unit and
453 // browser tests delete a RenderWidget without correclty going through
454 // the shutdown. https://crbug.com/545684
[email protected]bffc8302014-01-23 20:52:16455
dtapuska9ec1a912017-04-21 15:18:31456 if (input_event_queue_)
457 input_event_queue_->ClearClient();
458
sadrul8185d972017-01-31 18:30:11459#if defined(USE_AURA)
fsamuel098eade2017-03-21 18:06:14460 // It is possible for a RenderWidget to be destroyed before it was embedded
461 // in a mus window. The RendererWindowTreeClient will leak in such cases. So
462 // explicitly delete it here.
463 RendererWindowTreeClient::Destroy(routing_id_);
sadrul8185d972017-01-31 18:30:11464#endif
initial.commit09911bf2008-07-26 23:55:29465}
466
[email protected]484955942010-08-19 16:13:18467// static
Albert J. Wongcb004632018-07-10 22:58:25468RenderWidget* RenderWidget::FromRoutingID(int32_t routing_id) {
469 RoutingIDWidgetMap* widgets = g_routing_id_widget_map.Pointer();
jdoerrie5a73d0fa2018-10-02 23:54:05470 auto it = widgets->find(routing_id);
Albert J. Wongcb004632018-07-10 22:58:25471 return it == widgets->end() ? NULL : it->second;
472}
473
danakj25ec6e2b2018-09-26 17:01:31474void RenderWidget::InitForPopup(ShowCallback show_callback,
475 blink::WebPagePopup* web_page_popup) {
476 // Init() increments the reference count on |this|, making it
477 // self-referencing.
478 Init(std::move(show_callback), web_page_popup);
initial.commit09911bf2008-07-26 23:55:29479}
480
danakj6a816592018-09-25 18:30:56481void RenderWidget::InitForChildLocalRoot(
482 blink::WebFrameWidget* web_frame_widget) {
483 for_oopif_ = true;
484 // Init() increments the reference count on |this|, making it
485 // self-referencing.
486 Init(base::NullCallback(), web_frame_widget);
dchengda9b4bb2015-07-20 20:58:08487}
488
dchengda9b4bb2015-07-20 20:58:08489void RenderWidget::CloseForFrame() {
danakja2c9d0a92018-07-25 20:01:18490 if (owner_delegate_) {
491 owner_delegate_->OverrideCloseForWidget();
492 return;
493 }
dchengd96a27a2015-07-24 20:17:32494 OnClose();
kenrba7199832015-01-22 23:44:59495}
496
alexmos78c9c0d2016-10-14 18:57:03497void RenderWidget::SetSwappedOut(bool is_swapped_out) {
498 // We should only toggle between states.
499 DCHECK(is_swapped_out_ != is_swapped_out);
500 is_swapped_out_ = is_swapped_out;
alexmos78c9c0d2016-10-14 18:57:03501}
502
Scott Violetae08f332018-07-27 17:37:23503void RenderWidget::Init(ShowCallback show_callback, WebWidget* web_widget) {
lfg8ff33912016-09-13 20:59:21504 DCHECK(!webwidget_internal_);
nick4df698d82016-11-11 20:39:23505 DCHECK_NE(routing_id_, MSG_ROUTING_NONE);
initial.commit09911bf2008-07-26 23:55:29506
Jeremy Roman04f27c372017-10-27 15:20:55507 input_handler_ = std::make_unique<RenderWidgetInputHandler>(this, this);
nick8331f8ad2016-11-15 20:42:45508
Dave Tapuska04bc5ee92018-04-17 19:03:31509 RenderThreadImpl* render_thread_impl = RenderThreadImpl::current();
Dave Tapuska9db80842017-07-24 17:24:26510
danakj31699d5b2018-09-18 15:39:17511 blink::scheduler::WebThreadScheduler* main_thread_scheduler = nullptr;
512 if (render_thread_impl)
513 main_thread_scheduler = render_thread_impl->GetWebMainThreadScheduler();
Alexander Timin41e917d2018-07-02 16:25:35514 blink::scheduler::WebThreadScheduler* compositor_thread_scheduler =
515 blink::scheduler::WebThreadScheduler::CompositorThreadScheduler();
danakj31699d5b2018-09-18 15:39:17516 scoped_refptr<base::SingleThreadTaskRunner> compositor_input_task_runner;
517 // The |compositor_thread_scheduler| can be null in tests without a compositor
518 // thread.
519 if (compositor_thread_scheduler) {
520 // When the RenderWidget is for a frame (ie for a local root) then it uses
521 // the compositor thread task runner. When it is for a popup, it does not.
522 // When |owner_delegate_| is true, the RenderWidget is attached to the main
523 // Frame (which makes it a local root). Otherwise, if it is |for_oopif_|
524 // then it is a local root (a local Frame) sitting below a remote Frame.
525 if (owner_delegate_ || for_oopif_) {
526 compositor_input_task_runner =
527 compositor_thread_scheduler->InputTaskRunner();
528 }
529 }
Alexander Timin41e917d2018-07-02 16:25:35530
Dave Tapuska04bc5ee92018-04-17 19:03:31531 widget_input_handler_manager_ = WidgetInputHandlerManager::Create(
danakj31699d5b2018-09-18 15:39:17532 weak_ptr_factory_.GetWeakPtr(), std::move(compositor_input_task_runner),
533 main_thread_scheduler);
Dave Tapuska9db80842017-07-24 17:24:26534
danakjdf1ceb72018-07-18 20:02:25535 show_callback_ = std::move(show_callback);
initial.commit09911bf2008-07-26 23:55:29536
lfg8ff33912016-09-13 20:59:21537 webwidget_internal_ = web_widget;
538 webwidget_mouse_lock_target_.reset(
539 new WebWidgetLockTarget(webwidget_internal_));
lfgbee1e0a2016-06-08 21:24:21540 mouse_lock_dispatcher_.reset(new RenderWidgetMouseLockDispatcher(this));
initial.commit09911bf2008-07-26 23:55:29541
nick4df698d82016-11-11 20:39:23542 RenderThread::Get()->AddRoute(routing_id_, this);
543 // Take a reference on behalf of the RenderThread. This will be balanced
Albert J. Wong3c93c182018-09-27 17:29:43544 // when we receive WidgetMsg_Close.
nick4df698d82016-11-11 20:39:23545 AddRef();
546 if (RenderThreadImpl::current()) {
547 RenderThreadImpl::current()->WidgetCreated();
548 if (is_hidden_)
549 RenderThreadImpl::current()->WidgetHidden();
initial.commit09911bf2008-07-26 23:55:29550 }
551}
552
danakj53802692018-07-25 21:46:44553void RenderWidget::ApplyEmulatedScreenMetricsForPopupWidget(
554 RenderWidget* origin_widget) {
555 RenderWidgetScreenMetricsEmulator* emulator =
556 origin_widget->screen_metrics_emulator_.get();
557 if (!emulator)
558 return;
[email protected]b2e4c70132013-10-03 02:07:51559 popup_origin_scale_for_emulation_ = emulator->scale();
[email protected]19193682014-04-03 15:01:43560 popup_view_origin_for_emulation_ = emulator->applied_widget_rect().origin();
Pavel Feldmancc099f72017-07-20 23:09:00561 popup_screen_origin_for_emulation_ =
Lei Zhang9b359d32017-11-28 00:57:02562 emulator->original_screen_rect().origin();
Fady Samuel4255c182018-05-24 20:42:36563 UpdateSurfaceAndScreenInfo(local_surface_id_from_parent_,
564 compositor_viewport_pixel_size_,
Christopher Camerone9a30c12018-03-07 08:23:38565 emulator->original_screen_info());
[email protected]b2e4c70132013-10-03 02:07:51566}
567
[email protected]2d6836f42014-07-02 17:25:31568gfx::Rect RenderWidget::AdjustValidationMessageAnchor(const gfx::Rect& anchor) {
569 if (screen_metrics_emulator_)
570 return screen_metrics_emulator_->AdjustValidationMessageAnchor(anchor);
571 return anchor;
572}
573
thakis18e426412017-03-15 12:06:37574#if BUILDFLAG(USE_EXTERNAL_POPUP_MENU)
[email protected]b2e4c70132013-10-03 02:07:51575void RenderWidget::SetExternalPopupOriginAdjustmentsForEmulation(
mfomitchev2600fd7c2016-02-17 20:53:39576 ExternalPopupMenu* popup,
577 RenderWidgetScreenMetricsEmulator* emulator) {
Pavel Feldmancc099f72017-07-20 23:09:00578 popup->SetOriginScaleForEmulation(emulator->scale());
[email protected]b2e4c70132013-10-03 02:07:51579}
[email protected]53907862014-03-25 15:42:40580#endif
[email protected]b2e4c70132013-10-03 02:07:51581
582void RenderWidget::OnShowHostContextMenu(ContextMenuParams* params) {
583 if (screen_metrics_emulator_)
584 screen_metrics_emulator_->OnShowContextMenu(params);
585}
586
[email protected]a95986a82010-12-24 06:19:28587bool RenderWidget::OnMessageReceived(const IPC::Message& message) {
ekaramad330ba4232016-09-23 17:57:47588#if defined(OS_MACOSX)
589 if (IPC_MESSAGE_CLASS(message) == TextInputClientMsgStart)
590 return text_input_client_observer_->OnMessageReceived(message);
591#endif
lfgbee1e0a2016-06-08 21:24:21592 if (mouse_lock_dispatcher_ &&
593 mouse_lock_dispatcher_->OnMessageReceived(message))
594 return true;
595
[email protected]a95986a82010-12-24 06:19:28596 bool handled = true;
597 IPC_BEGIN_MESSAGE_MAP(RenderWidget, message)
Albert J. Wong3c93c182018-09-27 17:29:43598 IPC_MESSAGE_HANDLER(WidgetMsg_ShowContextMenu, OnShowContextMenu)
599 IPC_MESSAGE_HANDLER(WidgetMsg_Close, OnClose)
600 IPC_MESSAGE_HANDLER(WidgetMsg_SynchronizeVisualProperties,
Fady Samuel799e72192018-04-25 21:16:57601 OnSynchronizeVisualProperties)
Albert J. Wong3c93c182018-09-27 17:29:43602 IPC_MESSAGE_HANDLER(WidgetMsg_EnableDeviceEmulation,
dgozman9260b0a12015-03-16 13:45:20603 OnEnableDeviceEmulation)
Albert J. Wong3c93c182018-09-27 17:29:43604 IPC_MESSAGE_HANDLER(WidgetMsg_DisableDeviceEmulation,
dgozman9260b0a12015-03-16 13:45:20605 OnDisableDeviceEmulation)
Albert J. Wong3c93c182018-09-27 17:29:43606 IPC_MESSAGE_HANDLER(WidgetMsg_WasHidden, OnWasHidden)
607 IPC_MESSAGE_HANDLER(WidgetMsg_WasShown, OnWasShown)
608 IPC_MESSAGE_HANDLER(WidgetMsg_SetActive, OnSetActive)
609 IPC_MESSAGE_HANDLER(WidgetMsg_SetBackgroundOpaque, OnSetBackgroundOpaque)
610 IPC_MESSAGE_HANDLER(WidgetMsg_SetTextDirection, OnSetTextDirection)
611 IPC_MESSAGE_HANDLER(WidgetMsg_SetBounds_ACK, OnRequestSetBoundsAck)
612 IPC_MESSAGE_HANDLER(WidgetMsg_UpdateScreenRects, OnUpdateScreenRects)
613 IPC_MESSAGE_HANDLER(WidgetMsg_ForceRedraw, OnForceRedraw)
614 IPC_MESSAGE_HANDLER(WidgetMsg_SetViewportIntersection,
kenrbea731792017-01-13 15:10:48615 OnSetViewportIntersection)
Albert J. Wong3c93c182018-09-27 17:29:43616 IPC_MESSAGE_HANDLER(WidgetMsg_SetIsInert, OnSetIsInert)
617 IPC_MESSAGE_HANDLER(WidgetMsg_SetInheritedEffectiveTouchAction,
sunxd540a9962018-05-24 22:51:06618 OnSetInheritedEffectiveTouchAction)
Albert J. Wong3c93c182018-09-27 17:29:43619 IPC_MESSAGE_HANDLER(WidgetMsg_UpdateRenderThrottlingStatus,
Ken Buchanan8a319fb2017-11-15 18:37:12620 OnUpdateRenderThrottlingStatus)
Albert J. Wong3c93c182018-09-27 17:29:43621 IPC_MESSAGE_HANDLER(WidgetMsg_WaitForNextFrameForTests,
lfg43e08e62016-02-03 18:51:37622 OnWaitNextFrameForTests)
paulmeyer90f6c31d2016-11-12 00:17:59623 IPC_MESSAGE_HANDLER(DragMsg_TargetDragEnter, OnDragTargetDragEnter)
624 IPC_MESSAGE_HANDLER(DragMsg_TargetDragOver, OnDragTargetDragOver)
625 IPC_MESSAGE_HANDLER(DragMsg_TargetDragLeave, OnDragTargetDragLeave)
626 IPC_MESSAGE_HANDLER(DragMsg_TargetDrop, OnDragTargetDrop)
paulmeyer8fc8ea92016-11-15 05:12:21627 IPC_MESSAGE_HANDLER(DragMsg_SourceEnded, OnDragSourceEnded)
628 IPC_MESSAGE_HANDLER(DragMsg_SourceSystemDragEnded,
629 OnDragSourceSystemDragEnded)
[email protected]a95986a82010-12-24 06:19:28630 IPC_MESSAGE_UNHANDLED(handled = false)
631 IPC_END_MESSAGE_MAP()
632 return handled;
633}
initial.commit09911bf2008-07-26 23:55:29634
635bool RenderWidget::Send(IPC::Message* message) {
Nasko Oskovf97e8b02017-07-25 02:45:42636 // Don't send any messages after the browser has told us to close, and filter
637 // most outgoing messages while swapped out.
638 if ((is_swapped_out_ &&
639 !SwappedOutMessages::CanSendWhileSwappedOut(message)) ||
640 closing_) {
initial.commit09911bf2008-07-26 23:55:29641 delete message;
642 return false;
643 }
644
645 // If given a messsage without a routing ID, then assign our routing ID.
646 if (message->routing_id() == MSG_ROUTING_NONE)
647 message->set_routing_id(routing_id_);
648
[email protected]380244092011-10-07 17:26:27649 return RenderThread::Get()->Send(message);
[email protected]8085dbc82008-09-26 22:53:44650}
651
dtapuska014ed082016-11-11 21:58:48652void RenderWidget::SendOrCrash(IPC::Message* message) {
653 bool result = Send(message);
654 CHECK(closing_ || result) << "Failed to send message";
655}
656
ekaramad5aff1942017-01-06 01:26:35657bool RenderWidget::ShouldHandleImeEvents() const {
ekaramadb6483a052017-02-10 02:23:26658 // TODO(ekaramad): We track page focus in all RenderViews on the page but the
659 // RenderWidgets corresponding to OOPIFs do not get the update. For now, this
660 // method returns true when the RenderWidget is for an OOPIF, i.e., IME events
661 // will be processed regardless of page focus. We should revisit this after
662 // page focus for OOPIFs has been fully resolved (https://crbug.com/689777).
Blink Reformat1c4d759e2017-04-09 16:34:54663 return GetWebWidget() && GetWebWidget()->IsWebFrameWidget() &&
ekaramadb6483a052017-02-10 02:23:26664 (has_focus_ || for_oopif_);
ekaramad5aff1942017-01-06 01:26:35665}
666
initial.commit09911bf2008-07-26 23:55:29667void RenderWidget::OnClose() {
dchengd96a27a2015-07-24 20:17:32668 DCHECK(content::RenderThread::Get());
669 if (closing_)
670 return;
671 NotifyOnClose();
672 closing_ = true;
673
674 // Browser correspondence is no longer needed at this point.
675 if (routing_id_ != MSG_ROUTING_NONE) {
676 RenderThread::Get()->RemoveRoute(routing_id_);
Albert J. Wongcb004632018-07-10 22:58:25677 g_routing_id_widget_map.Get().erase(routing_id_);
dchengd96a27a2015-07-24 20:17:32678 SetHidden(false);
679 if (RenderThreadImpl::current())
680 RenderThreadImpl::current()->WidgetDestroyed();
681 }
682
683 if (for_oopif_) {
684 // Widgets for frames may be created and closed at any time while the frame
Ken Buchananed449bb2018-02-01 21:02:05685 // is alive. However, WebWidget must be closed synchronously because frame
686 // widgets and frames hold pointers to each other. The deferred call to
687 // Close() will complete cleanup and release |this|, but CloseWebWidget()
688 // prevents Close() from attempting to access members of an
689 // already-deleted frame.
690 CloseWebWidget();
dchengd96a27a2015-07-24 20:17:32691 }
Ken Buchananed449bb2018-02-01 21:02:05692 // If there is a Send call on the stack, then it could be dangerous to close
693 // now. Post a task that only gets invoked when there are no nested message
694 // loops.
Hajime Hoshi315a61f2018-08-14 17:27:28695 GetCleanupTaskRunner()->PostNonNestableTask(
696 FROM_HERE, base::BindOnce(&RenderWidget::Close, this));
dchengd96a27a2015-07-24 20:17:32697
698 // Balances the AddRef taken when we called AddRoute.
699 Release();
initial.commit09911bf2008-07-26 23:55:29700}
701
Fady Samuel799e72192018-04-25 21:16:57702void RenderWidget::OnSynchronizeVisualProperties(
danakja2c9d0a92018-07-25 20:01:18703 const VisualProperties& original_params) {
704 TRACE_EVENT0("renderer", "RenderWidget::OnSynchronizeVisualProperties");
EhsanKbd2cea992017-11-23 18:49:08705
danakja2c9d0a92018-07-25 20:01:18706 VisualProperties params = original_params;
707 if (owner_delegate_) {
708 owner_delegate_->ApplyNewSizeForWidget(size_, params.new_size);
709
710 if (display_mode_ != params.display_mode) {
711 display_mode_ = params.display_mode;
712 owner_delegate_->ApplyNewDisplayModeForWidget(params.display_mode);
713 }
714
715 bool auto_resize_mode_changed =
716 auto_resize_mode_ != params.auto_resize_enabled;
717 auto_resize_mode_ = params.auto_resize_enabled;
718 min_size_for_auto_resize_ = params.min_size_for_auto_resize;
719 max_size_for_auto_resize_ = params.max_size_for_auto_resize;
720
721 if (auto_resize_mode_) {
722 gfx::Size min_auto_size = min_size_for_auto_resize_;
723 gfx::Size max_auto_size = max_size_for_auto_resize_;
724 if (compositor_deps_->IsUseZoomForDSFEnabled()) {
725 min_auto_size = gfx::ScaleToCeiledSize(
726 min_auto_size, params.screen_info.device_scale_factor);
727 max_auto_size = gfx::ScaleToCeiledSize(
728 max_auto_size, params.screen_info.device_scale_factor);
729 }
730 owner_delegate_->ApplyAutoResizeLimitsForWidget(min_auto_size,
731 max_auto_size);
732 } else if (auto_resize_mode_changed) {
733 owner_delegate_->DisableAutoResizeForWidget();
734 if (params.new_size.IsEmpty())
735 return;
736 }
737
738 browser_controls_shrink_blink_size_ =
739 params.browser_controls_shrink_blink_size;
740 top_controls_height_ = params.top_controls_height;
741 bottom_controls_height_ = params.bottom_controls_height;
742
743 // TODO(fsamuel): Modifies the |params| that are used for
744 // SynchronizeVisualProperties(), but does not used this modified
745 // device_scale_factor for the auto-resize values, which is probably a bug.
746 if (device_scale_factor_for_testing_) {
747 params.screen_info.device_scale_factor =
748 *device_scale_factor_for_testing_;
749 params.compositor_viewport_pixel_size = gfx::ScaleToCeiledSize(
750 params.new_size, params.screen_info.device_scale_factor);
751 }
[email protected]b2e4c70132013-10-03 02:07:51752 }
753
danakja2c9d0a92018-07-25 20:01:18754 if (!resizing_mode_selector_->ShouldAbortOnResize(this, params)) {
755 if (screen_metrics_emulator_) {
756 screen_metrics_emulator_->OnSynchronizeVisualProperties(params);
757 } else {
758 gfx::Size old_visible_viewport_size = visible_viewport_size_;
759 SynchronizeVisualProperties(params);
760 if (old_visible_viewport_size != visible_viewport_size_) {
761 for (auto& render_frame : render_frames_)
762 render_frame.DidChangeVisibleViewport();
763 }
764 }
Fady Samuel799e72192018-04-25 21:16:57765 }
766
danakja2c9d0a92018-07-25 20:01:18767 if (owner_delegate_ && params.scroll_focused_node_into_view)
768 owner_delegate_->ScrollFocusedNodeIntoViewForWidget();
initial.commit09911bf2008-07-26 23:55:29769}
770
dgozman9260b0a12015-03-16 13:45:20771void RenderWidget::OnEnableDeviceEmulation(
Lei Zhang9b359d32017-11-28 00:57:02772 const blink::WebDeviceEmulationParams& params) {
mfomitchev2600fd7c2016-02-17 20:53:39773 if (!screen_metrics_emulator_) {
Fady Samuel4255c182018-05-24 20:42:36774 VisualProperties visual_properties;
775 visual_properties.screen_info = screen_info_;
776 visual_properties.new_size = size_;
777 visual_properties.compositor_viewport_pixel_size =
Christopher Cameronaad15a0d2018-03-09 03:47:33778 compositor_viewport_pixel_size_;
Fady Samuel4255c182018-05-24 20:42:36779 visual_properties.local_surface_id = local_surface_id_from_parent_;
780 visual_properties.visible_viewport_size = visible_viewport_size_;
781 visual_properties.is_fullscreen_granted = is_fullscreen_granted_;
782 visual_properties.display_mode = display_mode_;
mfomitchev2600fd7c2016-02-17 20:53:39783 screen_metrics_emulator_.reset(new RenderWidgetScreenMetricsEmulator(
Albert J. Wong3c93c182018-09-27 17:29:43784 this, params, visual_properties, widget_screen_rect_,
Fady Samuel4255c182018-05-24 20:42:36785 window_screen_rect_));
oshima50872a72016-03-04 13:26:18786 screen_metrics_emulator_->Apply();
mfomitchev2600fd7c2016-02-17 20:53:39787 } else {
dgozman9260b0a12015-03-16 13:45:20788 screen_metrics_emulator_->ChangeEmulationParams(params);
mfomitchev2600fd7c2016-02-17 20:53:39789 }
dgozman9260b0a12015-03-16 13:45:20790}
791
792void RenderWidget::OnDisableDeviceEmulation() {
793 screen_metrics_emulator_.reset();
794}
795
initial.commit09911bf2008-07-26 23:55:29796void RenderWidget::OnWasHidden() {
[email protected]9c3085f2011-06-09 02:10:31797 TRACE_EVENT0("renderer", "RenderWidget::OnWasHidden");
initial.commit09911bf2008-07-26 23:55:29798 // Go into a mode where we stop generating paint and scrolling events.
[email protected]bee16aab2009-08-26 15:55:03799 SetHidden(true);
ericwilligers88e69742016-10-17 19:29:55800 for (auto& observer : render_frames_)
801 observer.WasHidden();
initial.commit09911bf2008-07-26 23:55:29802}
803
danakj1574cf42018-09-26 21:43:14804void RenderWidget::OnWasShown(base::TimeTicks show_request_timestamp) {
[email protected]9e2e4632012-07-27 16:38:41805 TRACE_EVENT0("renderer", "RenderWidget::OnWasShown");
initial.commit09911bf2008-07-26 23:55:29806 // During shutdown we can just ignore this message.
lfg8ff33912016-09-13 20:59:21807 if (!GetWebWidget())
initial.commit09911bf2008-07-26 23:55:29808 return;
809
tasakb95dbb50c2017-02-08 18:07:50810 was_shown_time_ = base::TimeTicks::Now();
initial.commit09911bf2008-07-26 23:55:29811 // See OnWasHidden
[email protected]bee16aab2009-08-26 15:55:03812 SetHidden(false);
ericwilligers88e69742016-10-17 19:29:55813 for (auto& observer : render_frames_)
814 observer.WasShown();
initial.commit09911bf2008-07-26 23:55:29815
danakja6c10012018-07-06 14:25:36816 if (layer_tree_view_ && !show_request_timestamp.is_null()) {
817 layer_tree_view_->layer_tree_host()->RequestPresentationTimeForNextFrame(
Sadrul Habib Chowdhury8bc43cc2018-06-06 01:48:03818 CreateTabSwitchingTimeRecorder(show_request_timestamp));
[email protected]3399dd822014-08-09 11:14:24819 }
initial.commit09911bf2008-07-26 23:55:29820}
821
Avi Drissman014dec72018-06-07 02:34:01822void RenderWidget::OnRequestSetBoundsAck() {
[email protected]53d3f302009-12-21 04:42:05823 DCHECK(pending_window_rect_count_);
824 pending_window_rect_count_--;
825}
826
Albert J. Wongcb004632018-07-10 22:58:25827void RenderWidget::OnForceRedraw(int snapshot_id) {
828 if (LayerTreeView* ltv = layer_tree_view()) {
829 ltv->layer_tree_host()->RequestPresentationTimeForNextFrame(
830 base::BindOnce(&RenderWidget::DidPresentForceDrawFrame,
831 weak_ptr_factory_.GetWeakPtr(), snapshot_id));
832 ltv->SetNeedsForcedRedraw();
833 }
834}
835
836void RenderWidget::DidPresentForceDrawFrame(
837 int snapshot_id,
838 const gfx::PresentationFeedback& feedback) {
Albert J. Wong3c93c182018-09-27 17:29:43839 Send(new WidgetHostMsg_ForceRedrawComplete(routing_id(), snapshot_id));
Albert J. Wongcb004632018-07-10 22:58:25840}
841
Ken Buchanan44d7e2f2018-08-23 14:18:05842viz::FrameSinkId RenderWidget::GetFrameSinkIdAtPoint(const gfx::Point& point,
843 gfx::PointF* local_point) {
844 return input_handler_->GetFrameSinkIdAtPoint(point, local_point);
Navid Zolghadr0d86e5f2017-10-23 18:09:22845}
846
Dave Tapuskaea83d3bd2017-06-13 16:14:55847void RenderWidget::HandleInputEvent(
dtapuska9ec1a912017-04-21 15:18:31848 const blink::WebCoalescedInputEvent& input_event,
849 const ui::LatencyInfo& latency_info,
Dave Tapuskaea83d3bd2017-06-13 16:14:55850 HandledEventCallback callback) {
danakja2c9d0a92018-07-25 20:01:18851 if (owner_delegate_ && is_swapped_out_) {
852 std::move(callback).Run(INPUT_EVENT_ACK_STATE_NOT_CONSUMED, latency_info,
853 nullptr, base::nullopt);
854 return;
855 }
Dave Tapuskaea83d3bd2017-06-13 16:14:55856 input_handler_->HandleInputEvent(input_event, latency_info,
857 std::move(callback));
dtapuska9ec1a912017-04-21 15:18:31858}
859
dtapuska9d46ef7d2017-05-26 19:06:06860scoped_refptr<MainThreadEventQueue> RenderWidget::GetInputEventQueue() {
861 return input_event_queue_;
862}
863
fsamuel78f86e42016-01-20 04:10:23864void RenderWidget::OnCursorVisibilityChange(bool is_visible) {
lfg8ff33912016-09-13 20:59:21865 if (GetWebWidget())
Blink Reformat1c4d759e2017-04-09 16:34:54866 GetWebWidget()->SetCursorVisibilityState(is_visible);
fsamuel78f86e42016-01-20 04:10:23867}
868
869void RenderWidget::OnMouseCaptureLost() {
lfg8ff33912016-09-13 20:59:21870 if (GetWebWidget())
Blink Reformat1c4d759e2017-04-09 16:34:54871 GetWebWidget()->MouseCaptureLost();
fsamuel78f86e42016-01-20 04:10:23872}
873
alexmos56567492016-09-13 00:52:46874void RenderWidget::OnSetEditCommandsForNextKeyEvent(
875 const EditCommands& edit_commands) {
876 edit_commands_ = edit_commands;
877}
878
Albert J. Wongcb004632018-07-10 22:58:25879void RenderWidget::OnSetActive(bool active) {
880 if (owner_delegate_)
danakja2c9d0a92018-07-25 20:01:18881 owner_delegate_->SetActiveForWidget(active);
Albert J. Wongcb004632018-07-10 22:58:25882}
883
884void RenderWidget::OnSetBackgroundOpaque(bool opaque) {
danakj0ba0e7b2018-09-25 19:37:13885 // Background opaque-ness modification is only supported for the main frame.
886 // The |owner_delegate_| is used as proxy for this RenderWidget being attached
887 // to the main frame.
888 if (!owner_delegate_)
889 return;
890
891 blink::WebWidget* web_widget = GetWebWidget();
892 // This is true since we only do this for RenderWidgets attached to the main
893 // frame.
894 DCHECK(web_widget->IsWebFrameWidget());
895 auto* web_frame_widget = static_cast<blink::WebFrameWidget*>(web_widget);
896 if (opaque) {
897 web_frame_widget->ClearBaseBackgroundColorOverride();
898 web_frame_widget->ClearBackgroundColorOverride();
899 } else {
900 web_frame_widget->SetBaseBackgroundColorOverride(SK_ColorTRANSPARENT);
901 web_frame_widget->SetBackgroundColorOverride(SK_ColorTRANSPARENT);
902 }
Albert J. Wongcb004632018-07-10 22:58:25903}
904
fsamuel78f86e42016-01-20 04:10:23905void RenderWidget::OnSetFocus(bool enable) {
danakja2c9d0a92018-07-25 20:01:18906 if (owner_delegate_)
907 owner_delegate_->DidReceiveSetFocusEventForWidget();
908 SetFocus(enable);
909}
910
911void RenderWidget::SetFocus(bool enable) {
lfge0c2792ec2016-05-11 18:52:08912 has_focus_ = enable;
913
lfg8ff33912016-09-13 20:59:21914 if (GetWebWidget())
Blink Reformat1c4d759e2017-04-09 16:34:54915 GetWebWidget()->SetFocus(enable);
lfge0c2792ec2016-05-11 18:52:08916
ericwilligers88e69742016-10-17 19:29:55917 for (auto& observer : render_frames_)
918 observer.RenderWidgetSetFocus(enable);
danakja2c9d0a92018-07-25 20:01:18919
920 if (owner_delegate_)
921 owner_delegate_->DidChangeFocusForWidget();
fsamuel78f86e42016-01-20 04:10:23922}
923
dtapuska3d5624d32016-08-30 04:34:00924void RenderWidget::SetNeedsMainFrame() {
danakja6c10012018-07-06 14:25:36925 LayerTreeView* ltv = layer_tree_view();
926 if (!ltv)
dtapuska3d5624d32016-08-30 04:34:00927 return;
danakja6c10012018-07-06 14:25:36928 ltv->SetNeedsBeginFrame();
dtapuska3d5624d32016-08-30 04:34:00929}
930
fsamuel78f86e42016-01-20 04:10:23931///////////////////////////////////////////////////////////////////////////////
danakja6c10012018-07-06 14:25:36932// LayerTreeViewDelegate
fsamuel78f86e42016-01-20 04:10:23933
David Bokanc8e38d02018-10-08 21:56:01934void RenderWidget::ApplyViewportChanges(
935 const cc::ApplyViewportChangesArgs& args) {
Ken Buchananed449bb2018-02-01 21:02:05936 if (!GetWebWidget())
937 return;
David Bokanc8e38d02018-10-08 21:56:01938 GetWebWidget()->ApplyViewportChanges(args);
fsamuel78f86e42016-01-20 04:10:23939}
940
sahel1b47fda72017-03-28 17:03:07941void RenderWidget::RecordWheelAndTouchScrollingCount(
942 bool has_scrolled_by_wheel,
943 bool has_scrolled_by_touch) {
Ken Buchananed449bb2018-02-01 21:02:05944 if (!GetWebWidget())
945 return;
Blink Reformat1c4d759e2017-04-09 16:34:54946 GetWebWidget()->RecordWheelAndTouchScrollingCount(has_scrolled_by_wheel,
sahel1b47fda72017-03-28 17:03:07947 has_scrolled_by_touch);
948}
949
Daniel Cheng224569ee2018-04-25 05:45:06950void RenderWidget::BeginMainFrame(base::TimeTicks frame_time) {
Ken Buchananed449bb2018-02-01 21:02:05951 if (!GetWebWidget())
952 return;
Daniel Cheng224569ee2018-04-25 05:45:06953 if (input_event_queue_)
954 input_event_queue_->DispatchRafAlignedInput(frame_time);
dtapuska3d5624d32016-08-30 04:34:00955
Daniel Cheng224569ee2018-04-25 05:45:06956 GetWebWidget()->BeginFrame(frame_time);
fsamuel78f86e42016-01-20 04:10:23957}
958
danakjc7afae52017-06-20 21:12:41959void RenderWidget::RequestNewLayerTreeFrameSink(
danakja6c10012018-07-06 14:25:36960 LayerTreeFrameSinkCallback callback) {
lfg8ff33912016-09-13 20:59:21961 DCHECK(GetWebWidget());
[email protected]7912e822014-04-16 02:37:03962 // For widgets that are never visible, we don't start the compositor, so we
danakjc7afae52017-06-20 21:12:41963 // never get a request for a cc::LayerTreeFrameSink.
sievers71c62dd52015-10-07 01:44:39964 DCHECK(!compositor_never_visible_);
jonrossa2ff4f82018-02-16 17:27:46965
966 // TODO(jonross): have this generated by the LayerTreeFrameSink itself, which
967 // would then handle binding.
968 mojom::RenderFrameMetadataObserverPtr ptr;
969 mojom::RenderFrameMetadataObserverRequest request = mojo::MakeRequest(&ptr);
970 mojom::RenderFrameMetadataObserverClientPtrInfo client_info;
971 mojom::RenderFrameMetadataObserverClientRequest client_request =
972 mojo::MakeRequest(&client_info);
danakj4b347212018-07-04 17:55:17973 auto render_frame_metadata_observer =
974 std::make_unique<RenderFrameMetadataObserverImpl>(std::move(request),
975 std::move(client_info));
danakja6c10012018-07-06 14:25:36976 layer_tree_view_->SetRenderFrameObserver(
danakj4b347212018-07-04 17:55:17977 std::move(render_frame_metadata_observer));
danakjefabf312018-10-05 19:03:07978 GURL url = GetWebWidget()->GetURLForDebugTrace();
979 // The |url| is not always available, fallback to a fixed string.
980 if (url.is_empty())
981 url = GURL("chrome://gpu/RenderWidget::RequestNewLayerTreeFrameSink");
yiyix6b90ef52018-10-09 19:55:30982 const char* client_name = for_oopif_ ? kOOPIF : kRenderer;
danakjc7afae52017-06-20 21:12:41983 RenderThreadImpl::current()->RequestNewLayerTreeFrameSink(
danakjefabf312018-10-05 19:03:07984 routing_id_, frame_swap_message_queue_, std::move(url),
yiyix6b90ef52018-10-09 19:55:30985 std::move(callback), std::move(client_request), std::move(ptr),
986 client_name);
[email protected]ba91a792013-02-06 09:48:28987}
988
fsamuel78f86e42016-01-20 04:10:23989void RenderWidget::DidCommitAndDrawCompositorFrame() {
990 // NOTE: Tests may break if this event is renamed or moved. See
991 // tab_capture_performancetest.cc.
992 TRACE_EVENT0("gpu", "RenderWidget::DidCommitAndDrawCompositorFrame");
lfge0c2792ec2016-05-11 18:52:08993
ericwilligers88e69742016-10-17 19:29:55994 for (auto& observer : render_frames_)
995 observer.DidCommitAndDrawCompositorFrame();
lfge0c2792ec2016-05-11 18:52:08996
fsamuel78f86e42016-01-20 04:10:23997 // Notify subclasses that we initiated the paint operation.
998 DidInitiatePaint();
Yiming Zhou0f8836c22018-09-13 22:22:11999
1000 Send(new ViewHostMsg_DidCommitAndDrawCompositorFrame(routing_id_));
fsamuel78f86e42016-01-20 04:10:231001}
1002
Saman Sami766e0b02018-01-31 17:19:201003void RenderWidget::DidCommitCompositorFrame() {
danakja2c9d0a92018-07-25 20:01:181004 if (owner_delegate_)
1005 owner_delegate_->DidCommitCompositorFrameForWidget();
Saman Sami766e0b02018-01-31 17:19:201006}
fsamuel78f86e42016-01-20 04:10:231007
danakja2c9d0a92018-07-25 20:01:181008void RenderWidget::DidCompletePageScaleAnimation() {
1009 if (owner_delegate_)
1010 owner_delegate_->DidCompletePageScaleAnimationForWidget();
1011}
fsamuel78f86e42016-01-20 04:10:231012
fsamuel78f86e42016-01-20 04:10:231013bool RenderWidget::IsClosing() const {
Albert J. Wongcb004632018-07-10 22:58:251014 // TODO(ajwong): There is oddly 2 closing states. This API is used by
1015 // LayerTreeView only as part of the LayerTreeViewDelegate interface and
1016 // is the guard against creating new compositor frames unnecessarily.
1017 // Historically, when RenderViewImpl and RenderWidget shared the same
1018 // routing id, it was possible for |closing_| to be true, |host_closing_| to
1019 // false, and for the code in
1020 // RenderThreadImpl::RequestNewLayerTreeFrameSink() to still look up a valid
1021 // RenderViewImpl from the routing id. This is actually a benign shutdown
1022 // race in Android that can be triggered in the SynchronouslyComposite path
1023 // via AwContentsGarbageCollectionTest#testCreateAndGcManyTimes.
1024 //
1025 // Once RenderViewImpl and RenderWidget are split, attempt to combine two
1026 // states so the shutdown logic is cleaner.
1027 //
1028 // http://crbug.com/545684
1029 return host_closing_ || closing_;
fsamuel78f86e42016-01-20 04:10:231030}
1031
danakj53eccbc2016-03-02 22:51:071032void RenderWidget::RequestScheduleAnimation() {
danakja2c9d0a92018-07-25 20:01:181033 if (owner_delegate_) {
1034 owner_delegate_->RequestScheduleAnimationForWidget();
1035 return;
1036 }
Blink Reformat1c4d759e2017-04-09 16:34:541037 ScheduleAnimation();
initial.commit09911bf2008-07-26 23:55:291038}
1039
Robert Flack3ef2ffb2018-09-06 20:38:201040void RenderWidget::UpdateVisualState() {
Ken Buchananed449bb2018-02-01 21:02:051041 if (!GetWebWidget())
1042 return;
1043
Robert Flack3ef2ffb2018-09-06 20:38:201044 GetWebWidget()->UpdateLifecycle(WebWidget::LifecycleUpdate::kAll);
Blink Reformat1c4d759e2017-04-09 16:34:541045 GetWebWidget()->SetSuppressFrameRequestsWorkaroundFor704763Only(false);
tasakb95dbb50c2017-02-08 18:07:501046
Robert Flack3ef2ffb2018-09-06 20:38:201047 if (first_update_visual_state_after_hidden_) {
Takashi SAKAMOTO870f6262017-08-22 04:08:271048 RecordTimeToFirstActivePaint();
1049 first_update_visual_state_after_hidden_ = false;
1050 }
1051}
tasakb95dbb50c2017-02-08 18:07:501052
Takashi SAKAMOTO870f6262017-08-22 04:08:271053void RenderWidget::RecordTimeToFirstActivePaint() {
tasakb95dbb50c2017-02-08 18:07:501054 RenderThreadImpl* render_thread_impl = RenderThreadImpl::current();
tasakb95dbb50c2017-02-08 18:07:501055 base::TimeDelta sample = base::TimeTicks::Now() - was_shown_time_;
Takashi SAKAMOTO870f6262017-08-22 04:08:271056 if (render_thread_impl->NeedsToRecordFirstActivePaint(TTFAP_AFTER_PURGED)) {
1057 UMA_HISTOGRAM_TIMES("PurgeAndSuspend.Experimental.TimeToFirstActivePaint",
1058 sample);
1059 }
1060 if (render_thread_impl->NeedsToRecordFirstActivePaint(
1061 TTFAP_5MIN_AFTER_BACKGROUNDED)) {
1062 UMA_HISTOGRAM_TIMES(
1063 "PurgeAndSuspend.Experimental.TimeToFirstActivePaint."
1064 "AfterBackgrounded.5min",
1065 sample);
1066 }
fsamuel78f86e42016-01-20 04:10:231067}
1068
Stephen Chenney9879a5c2018-09-26 14:21:421069void RenderWidget::RecordEndOfFrameMetrics(base::TimeTicks frame_begin_time) {
1070 if (!GetWebWidget())
1071 return;
1072
1073 GetWebWidget()->RecordEndOfFrameMetrics(frame_begin_time);
1074}
1075
fsamuel78f86e42016-01-20 04:10:231076void RenderWidget::WillBeginCompositorFrame() {
1077 TRACE_EVENT0("gpu", "RenderWidget::willBeginCompositorFrame");
1078
Ken Buchananed449bb2018-02-01 21:02:051079 if (!GetWebWidget())
1080 return;
1081
Blink Reformat1c4d759e2017-04-09 16:34:541082 GetWebWidget()->SetSuppressFrameRequestsWorkaroundFor704763Only(true);
alancutter317a8e02017-04-05 10:09:291083
dglazkov06854c5c2016-08-31 00:19:591084 // The UpdateTextInputState can result in further layout and possibly
1085 // enable GPU acceleration so they need to be called before any painting
1086 // is done.
changwan75e3b2072017-01-16 02:55:001087 UpdateTextInputState();
dglazkov06854c5c2016-08-31 00:19:591088 UpdateSelectionBounds();
1089
ericwilligers88e69742016-10-17 19:29:551090 for (auto& observer : render_frame_proxies_)
1091 observer.WillBeginCompositorFrame();
initial.commit09911bf2008-07-26 23:55:291092}
1093
jbroman6ccbc7d472016-07-27 04:45:411094std::unique_ptr<cc::SwapPromise> RenderWidget::RequestCopyOfOutputForLayoutTest(
Fady Samueldfecb7d2017-07-26 11:41:041095 std::unique_ptr<viz::CopyOutputRequest> request) {
jbroman6ccbc7d472016-07-27 04:45:411096 return RenderThreadImpl::current()->RequestCopyOfOutputForLayoutTest(
1097 routing_id_, std::move(request));
1098}
1099
fsamuel72464894f2015-12-15 06:59:311100///////////////////////////////////////////////////////////////////////////////
1101// RenderWidgetInputHandlerDelegate
1102
avid7d6b2e2016-03-04 19:41:171103void RenderWidget::FocusChangeComplete() {
Ehsan Karamad655d7b8a2018-01-12 18:38:381104 blink::WebFrameWidget* frame_widget = GetFrameWidget();
1105 if (!frame_widget)
ekaramad27ca69b12017-04-20 18:34:291106 return;
Ehsan Karamad655d7b8a2018-01-12 18:38:381107
ekaramad27ca69b12017-04-20 18:34:291108 blink::WebLocalFrame* focused =
Ehsan Karamad655d7b8a2018-01-12 18:38:381109 frame_widget->LocalRoot()->View()->FocusedFrame();
1110
ekaramad27ca69b12017-04-20 18:34:291111 if (focused && focused->AutofillClient())
1112 focused->AutofillClient()->DidCompleteFocusChangeInFrame();
avid7d6b2e2016-03-04 19:41:171113}
fsamuel72464894f2015-12-15 06:59:311114
dtapuska1827dd22016-03-11 15:24:591115void RenderWidget::ObserveGestureEventAndResult(
1116 const blink::WebGestureEvent& gesture_event,
1117 const gfx::Vector2dF& unused_delta,
Sandra Sunac5cdd832017-12-11 03:27:131118 const cc::OverscrollBehavior& overscroll_behavior,
dtapuska1827dd22016-03-11 15:24:591119 bool event_processed) {
1120 if (!compositor_deps_->IsElasticOverscrollEnabled())
1121 return;
1122
1123 cc::InputHandlerScrollResult scroll_result;
1124 scroll_result.did_scroll = event_processed;
1125 scroll_result.did_overscroll_root = !unused_delta.IsZero();
1126 scroll_result.unused_scroll_delta = unused_delta;
Sandra Sunac5cdd832017-12-11 03:27:131127 scroll_result.overscroll_behavior = overscroll_behavior;
dtapuska1827dd22016-03-11 15:24:591128
Dave Tapuska04bc5ee92018-04-17 19:03:311129 widget_input_handler_manager_->ObserveGestureEventOnMainThread(gesture_event,
1130 scroll_result);
dtapuska1827dd22016-03-11 15:24:591131}
1132
avid7d6b2e2016-03-04 19:41:171133void RenderWidget::OnDidHandleKeyEvent() {
alexmos56567492016-09-13 00:52:461134 ClearEditCommands();
1135}
1136
1137void RenderWidget::SetEditCommandForNextKeyEvent(const std::string& name,
1138 const std::string& value) {
1139 ClearEditCommands();
1140 edit_commands_.emplace_back(name, value);
1141}
1142
1143void RenderWidget::ClearEditCommands() {
1144 edit_commands_.clear();
avid7d6b2e2016-03-04 19:41:171145}
fsamuel72464894f2015-12-15 06:59:311146
chongza8ba91fc2016-08-16 21:39:171147void RenderWidget::OnDidOverscroll(const ui::DidOverscrollParams& params) {
Dave Tapuska04bc5ee92018-04-17 19:03:311148 if (mojom::WidgetInputHandlerHost* host =
1149 widget_input_handler_manager_->GetWidgetInputHandlerHost()) {
1150 host->DidOverscroll(params);
Dave Tapuska139a72f2017-09-06 21:57:031151 }
fsamuel72464894f2015-12-15 06:59:311152}
1153
fsamuele8326c742016-01-12 00:49:391154void RenderWidget::SetInputHandler(RenderWidgetInputHandler* input_handler) {
1155 // Nothing to do here. RenderWidget created the |input_handler| and will take
1156 // ownership of it. We just verify here that we don't already have an input
1157 // handler.
1158 DCHECK(!input_handler_);
1159}
1160
changwan75e3b2072017-01-16 02:55:001161void RenderWidget::ShowVirtualKeyboard() {
1162 UpdateTextInputStateInternal(true, false);
1163}
1164
changwan62f57292017-02-17 08:28:251165void RenderWidget::ClearTextInputState() {
1166 text_input_info_ = blink::WebTextInputInfo();
1167 text_input_type_ = ui::TextInputType::TEXT_INPUT_TYPE_NONE;
1168 text_input_mode_ = ui::TextInputMode::TEXT_INPUT_MODE_DEFAULT;
1169 can_compose_inline_ = false;
1170 text_input_flags_ = 0;
AJITH KUMAR V041c0b02017-08-08 10:39:201171 next_previous_flags_ = kInvalidNextPreviousFlagsValue;
changwan62f57292017-02-17 08:28:251172}
1173
changwan75e3b2072017-01-16 02:55:001174void RenderWidget::UpdateTextInputState() {
1175 UpdateTextInputStateInternal(false, false);
1176}
1177
1178void RenderWidget::UpdateTextInputStateInternal(bool show_virtual_keyboard,
1179 bool reply_to_request) {
fsamuel72464894f2015-12-15 06:59:311180 TRACE_EVENT0("renderer", "RenderWidget::UpdateTextInputState");
changwan75e3b2072017-01-16 02:55:001181
fsamuel72464894f2015-12-15 06:59:311182 if (ime_event_guard_) {
changwan75e3b2072017-01-16 02:55:001183 DCHECK(!reply_to_request);
1184 // show_virtual_keyboard should still be effective even if it was set inside
1185 // the IME
fsamuel72464894f2015-12-15 06:59:311186 // event guard.
changwan75e3b2072017-01-16 02:55:001187 if (show_virtual_keyboard)
1188 ime_event_guard_->set_show_virtual_keyboard(true);
fsamuel72464894f2015-12-15 06:59:311189 return;
1190 }
1191
dglazkov97b6c2b2016-10-25 17:35:551192 ui::TextInputType new_type = GetTextInputType();
1193 if (IsDateTimeInput(new_type))
1194 return; // Not considered as a text input field in WebKit/Chromium.
fsamuel72464894f2015-12-15 06:59:311195
dglazkov97b6c2b2016-10-25 17:35:551196 blink::WebTextInputInfo new_info;
ekaramad5aff1942017-01-06 01:26:351197 if (auto* controller = GetInputMethodController())
Blink Reformat1c4d759e2017-04-09 16:34:541198 new_info = controller->TextInputInfo();
dtapuskac4dd5be2016-10-25 15:11:101199 const ui::TextInputMode new_mode =
Blink Reformat1c4d759e2017-04-09 16:34:541200 ConvertWebTextInputMode(new_info.input_mode);
fsamuel72464894f2015-12-15 06:59:311201
1202 bool new_can_compose_inline = CanComposeInline();
1203
1204 // Only sends text input params if they are changed or if the ime should be
1205 // shown.
changwan75e3b2072017-01-16 02:55:001206 if (show_virtual_keyboard || reply_to_request ||
changwan38c3eb612016-12-09 01:45:561207 text_input_type_ != new_type || text_input_mode_ != new_mode ||
1208 text_input_info_ != new_info ||
1209 can_compose_inline_ != new_can_compose_inline) {
ekaramad9053e57b2016-04-26 20:00:381210 TextInputState params;
dglazkov97b6c2b2016-10-25 17:35:551211 params.type = new_type;
fsamuel72464894f2015-12-15 06:59:311212 params.mode = new_mode;
1213 params.flags = new_info.flags;
AJITH KUMAR V9e7b5572017-11-14 00:54:211214#if defined(OS_ANDROID)
AJITH KUMAR V041c0b02017-08-08 10:39:201215 if (next_previous_flags_ == kInvalidNextPreviousFlagsValue) {
1216 // Due to a focus change, values will be reset by the frame.
1217 // That case we only need fresh NEXT/PREVIOUS information.
Albert J. Wong3c93c182018-09-27 17:29:431218 // Also we won't send WidgetHostMsg_TextInputStateChanged if next/previous
AJITH KUMAR V041c0b02017-08-08 10:39:201219 // focusable status is changed.
1220 if (auto* controller = GetInputMethodController()) {
1221 next_previous_flags_ =
1222 controller->ComputeWebTextInputNextPreviousFlags();
1223 } else {
1224 // For safety in case GetInputMethodController() is null, because -1 is
1225 // invalid value to send to browser process.
1226 next_previous_flags_ = 0;
1227 }
1228 }
AJITH KUMAR V9e7b5572017-11-14 00:54:211229#else
1230 next_previous_flags_ = 0;
1231#endif
AJITH KUMAR V041c0b02017-08-08 10:39:201232 params.flags |= next_previous_flags_;
Blink Reformat1c4d759e2017-04-09 16:34:541233 params.value = new_info.value.Utf8();
1234 params.selection_start = new_info.selection_start;
1235 params.selection_end = new_info.selection_end;
1236 params.composition_start = new_info.composition_start;
1237 params.composition_end = new_info.composition_end;
fsamuel72464894f2015-12-15 06:59:311238 params.can_compose_inline = new_can_compose_inline;
changwan75e3b2072017-01-16 02:55:001239 // TODO(changwan): change instances of show_ime_if_needed to
1240 // show_virtual_keyboard.
1241 params.show_ime_if_needed = show_virtual_keyboard;
1242 params.reply_to_request = reply_to_request;
Albert J. Wong3c93c182018-09-27 17:29:431243 Send(new WidgetHostMsg_TextInputStateChanged(routing_id(), params));
fsamuel72464894f2015-12-15 06:59:311244
1245 text_input_info_ = new_info;
dglazkov97b6c2b2016-10-25 17:35:551246 text_input_type_ = new_type;
fsamuel72464894f2015-12-15 06:59:311247 text_input_mode_ = new_mode;
1248 can_compose_inline_ = new_can_compose_inline;
1249 text_input_flags_ = new_info.flags;
1250 }
1251}
1252
1253bool RenderWidget::WillHandleGestureEvent(const blink::WebGestureEvent& event) {
paulmeyer6ef5a792016-11-08 20:33:581254 possible_drag_event_info_.event_source =
1255 ui::DragDropTypes::DRAG_EVENT_SOURCE_TOUCH;
1256 possible_drag_event_info_.event_location =
Ella Ge1116059d2018-03-21 02:06:131257 gfx::ToFlooredPoint(event.PositionInScreen());
avid7d6b2e2016-03-04 19:41:171258
fsamuel72464894f2015-12-15 06:59:311259 return false;
1260}
1261
1262bool RenderWidget::WillHandleMouseEvent(const blink::WebMouseEvent& event) {
ericwilligers88e69742016-10-17 19:29:551263 for (auto& observer : render_frames_)
1264 observer.RenderWidgetWillHandleMouseEvent();
lfge0c2792ec2016-05-11 18:52:081265
paulmeyer6ef5a792016-11-08 20:33:581266 possible_drag_event_info_.event_source =
1267 ui::DragDropTypes::DRAG_EVENT_SOURCE_MOUSE;
1268 possible_drag_event_info_.event_location =
Blink Reformat1c4d759e2017-04-09 16:34:541269 gfx::Point(event.PositionInScreen().x, event.PositionInScreen().y);
paulmeyer6ef5a792016-11-08 20:33:581270
avid7d6b2e2016-03-04 19:41:171271 if (owner_delegate_)
danakja2c9d0a92018-07-25 20:01:181272 return owner_delegate_->RenderWidgetWillHandleMouseEventForWidget(event);
avid7d6b2e2016-03-04 19:41:171273
fsamuel72464894f2015-12-15 06:59:311274 return false;
[email protected]fd847792013-10-24 17:12:351275}
1276
initial.commit09911bf2008-07-26 23:55:291277///////////////////////////////////////////////////////////////////////////////
mfomitchev2600fd7c2016-02-17 20:53:391278// RenderWidgetScreenMetricsDelegate
1279
1280void RenderWidget::Redraw() {
danakja6c10012018-07-06 14:25:361281 if (layer_tree_view_)
1282 layer_tree_view_->SetNeedsRedrawRect(gfx::Rect(size_));
mfomitchev2600fd7c2016-02-17 20:53:391283}
1284
bokanc63441c2016-04-27 15:49:121285void RenderWidget::ResizeWebWidget() {
danakja2c9d0a92018-07-25 20:01:181286 gfx::Size size = GetSizeForWebWidget();
1287 if (owner_delegate_) {
1288 owner_delegate_->ResizeWebWidgetForWidget(
1289 size, top_controls_height_, bottom_controls_height_,
1290 browser_controls_shrink_blink_size_);
1291 return;
1292 }
1293 GetWebWidget()->Resize(size);
bokanc63441c2016-04-27 15:49:121294}
1295
1296gfx::Size RenderWidget::GetSizeForWebWidget() const {
danakj4b347212018-07-04 17:55:171297 if (compositor_deps_->IsUseZoomForDSFEnabled()) {
Fady Samuela863f152018-03-09 16:10:031298 return gfx::ScaleToCeiledSize(size_,
1299 GetOriginalScreenInfo().device_scale_factor);
1300 }
bokanc63441c2016-04-27 15:49:121301
1302 return size_;
1303}
1304
akaba3483d8f2018-07-10 21:43:091305void RenderWidget::UpdateZoom(double zoom_level) {
akabac6bd1212018-06-25 20:10:481306 blink::WebFrameWidget* frame_widget = GetFrameWidget();
1307 if (!frame_widget)
1308 return;
1309 RenderFrameImpl* render_frame =
1310 RenderFrameImpl::FromWebFrame(frame_widget->LocalRoot());
1311
akaba3483d8f2018-07-10 21:43:091312 // Return early if zoom level is unchanged.
1313 if (render_frame->GetZoomLevel() == zoom_level) {
akabac6bd1212018-06-25 20:10:481314 return;
1315 }
1316
akaba3483d8f2018-07-10 21:43:091317 render_frame->SetZoomLevel(zoom_level);
akabac6bd1212018-06-25 20:10:481318
1319 for (auto& observer : render_frame_proxies_)
akaba3483d8f2018-07-10 21:43:091320 observer.OnZoomLevelChanged(zoom_level);
akabac6bd1212018-06-25 20:10:481321
1322 for (auto& plugin : browser_plugins_)
akaba3483d8f2018-07-10 21:43:091323 plugin.OnZoomLevelChanged(zoom_level);
akabac6bd1212018-06-25 20:10:481324}
1325
Fady Samuel799e72192018-04-25 21:16:571326void RenderWidget::SynchronizeVisualProperties(const VisualProperties& params) {
Christopher Cameronbe7ecea2018-02-27 00:47:191327 // Inform the rendering thread of the color space indicate the presence of HDR
1328 // capabilities.
Miguel Casas5e1018052018-01-09 19:17:361329 RenderThreadImpl* render_thread = RenderThreadImpl::current();
1330 if (render_thread)
Christopher Camerone9a30c12018-03-07 08:23:381331 render_thread->SetRenderingColorSpace(params.screen_info.color_space);
Miguel Casas5e1018052018-01-09 19:17:361332
mfomitchev2600fd7c2016-02-17 20:53:391333 // Ignore this during shutdown.
lfg8ff33912016-09-13 20:59:211334 if (!GetWebWidget())
mfomitchev2600fd7c2016-02-17 20:53:391335 return;
1336
Fady Samuele62be402018-03-29 03:19:531337 gfx::Size new_compositor_viewport_pixel_size =
1338 params.auto_resize_enabled
1339 ? gfx::ScaleToCeiledSize(size_,
1340 params.screen_info.device_scale_factor)
1341 : params.compositor_viewport_pixel_size;
Fady Samuel4392abb2018-05-10 21:01:211342 UpdateSurfaceAndScreenInfo(
1343 params.local_surface_id.value_or(viz::LocalSurfaceId()),
1344 new_compositor_viewport_pixel_size, params.screen_info);
Vladimir Levin98d76dad2018-04-21 00:21:291345 UpdateCaptureSequenceNumber(params.capture_sequence_number);
danakja6c10012018-07-06 14:25:361346 if (layer_tree_view_) {
1347 layer_tree_view_->SetBrowserControlsHeight(
Sadrul Habib Chowdhury04d5dd4d2017-08-10 01:59:271348 params.top_controls_height, params.bottom_controls_height,
1349 params.browser_controls_shrink_blink_size);
danakja6c10012018-07-06 14:25:361350 layer_tree_view_->SetRasterColorSpace(
Sadrul Habib Chowdhury04d5dd4d2017-08-10 01:59:271351 screen_info_.color_space.GetRasterColorSpace());
ianwene5fc5782016-08-18 04:05:151352 }
mfomitchev2600fd7c2016-02-17 20:53:391353
akaba3483d8f2018-07-10 21:43:091354 UpdateZoom(params.zoom_level);
akabac6bd1212018-06-25 20:10:481355
Fady Samuele62be402018-03-29 03:19:531356 if (params.auto_resize_enabled)
1357 return;
1358
mfomitchev2600fd7c2016-02-17 20:53:391359 visible_viewport_size_ = params.visible_viewport_size;
mfomitchev2600fd7c2016-02-17 20:53:391360
1361 // NOTE: We may have entered fullscreen mode without changing our size.
1362 bool fullscreen_change =
1363 is_fullscreen_granted_ != params.is_fullscreen_granted;
1364 is_fullscreen_granted_ = params.is_fullscreen_granted;
1365 display_mode_ = params.display_mode;
1366
bokanc63441c2016-04-27 15:49:121367 size_ = params.new_size;
mfomitchev2600fd7c2016-02-17 20:53:391368
bokanc63441c2016-04-27 15:49:121369 ResizeWebWidget();
bokan71cb5b12016-04-27 03:45:221370
mfomitchev2600fd7c2016-02-17 20:53:391371 WebSize visual_viewport_size;
danakj4b347212018-07-04 17:55:171372 if (compositor_deps_->IsUseZoomForDSFEnabled()) {
Fady Samuela863f152018-03-09 16:10:031373 visual_viewport_size =
1374 gfx::ScaleToCeiledSize(params.visible_viewport_size,
1375 GetOriginalScreenInfo().device_scale_factor);
mfomitchev2600fd7c2016-02-17 20:53:391376 } else {
1377 visual_viewport_size = visible_viewport_size_;
1378 }
Blink Reformat1c4d759e2017-04-09 16:34:541379 GetWebWidget()->ResizeVisualViewport(visual_viewport_size);
mfomitchev2600fd7c2016-02-17 20:53:391380
mfomitchev2600fd7c2016-02-17 20:53:391381 if (fullscreen_change)
1382 DidToggleFullscreen();
mfomitchev2600fd7c2016-02-17 20:53:391383}
1384
1385void RenderWidget::SetScreenMetricsEmulationParameters(
1386 bool enabled,
1387 const blink::WebDeviceEmulationParams& params) {
danakja2c9d0a92018-07-25 20:01:181388 // This is only supported in RenderView, which has an |owner_delegate_|.
1389 DCHECK(owner_delegate_);
1390 owner_delegate_->SetScreenMetricsEmulationParametersForWidget(enabled,
1391 params);
mfomitchev2600fd7c2016-02-17 20:53:391392}
1393
Albert J. Wong3c93c182018-09-27 17:29:431394void RenderWidget::SetScreenRects(const gfx::Rect& widget_screen_rect,
mfomitchev2600fd7c2016-02-17 20:53:391395 const gfx::Rect& window_screen_rect) {
Albert J. Wong3c93c182018-09-27 17:29:431396 widget_screen_rect_ = widget_screen_rect;
mfomitchev2600fd7c2016-02-17 20:53:391397 window_screen_rect_ = window_screen_rect;
1398}
1399
1400///////////////////////////////////////////////////////////////////////////////
[email protected]f98d7e3c2010-09-13 22:30:461401// WebWidgetClient
initial.commit09911bf2008-07-26 23:55:291402
Blink Reformat1c4d759e2017-04-09 16:34:541403blink::WebLayerTreeView* RenderWidget::InitializeLayerTreeView() {
[email protected]aeeedad2014-08-22 18:16:221404 DCHECK(!host_closing_);
1405
danakja6c10012018-07-06 14:25:361406 layer_tree_view_ = std::make_unique<LayerTreeView>(
danakj4c987652018-07-05 15:49:411407 this, compositor_deps_->GetCompositorMainThreadTaskRunner(),
1408 compositor_deps_->GetCompositorImplThreadTaskRunner(),
1409 compositor_deps_->GetTaskGraphRunner(),
1410 compositor_deps_->GetWebMainThreadScheduler());
danakja6c10012018-07-06 14:25:361411 layer_tree_view_->Initialize(
danakj4c987652018-07-05 15:49:411412 GenerateLayerTreeSettings(compositor_deps_, for_oopif_,
1413 screen_info_.rect.size(),
1414 screen_info_.device_scale_factor),
1415 compositor_deps_->CreateUkmRecorderFactory());
loyso6e6efc42017-01-21 02:23:031416
Fady Samuel4255c182018-05-24 20:42:361417 UpdateSurfaceAndScreenInfo(local_surface_id_from_parent_,
1418 compositor_viewport_pixel_size_, screen_info_);
danakja6c10012018-07-06 14:25:361419 layer_tree_view_->SetRasterColorSpace(
Christopher Camerona1ea2b72017-08-02 01:59:091420 screen_info_.color_space.GetRasterColorSpace());
danakja6c10012018-07-06 14:25:361421 layer_tree_view_->SetContentSourceId(current_content_source_id_);
sievers71c62dd52015-10-07 01:44:391422 // For background pages and certain tests, we don't want to trigger
danakjc7afae52017-06-20 21:12:411423 // LayerTreeFrameSink creation.
dtapuskab08611f2017-04-24 16:10:221424 bool should_generate_frame_sink =
1425 !compositor_never_visible_ && RenderThreadImpl::current();
1426 if (!should_generate_frame_sink)
danakja6c10012018-07-06 14:25:361427 layer_tree_view_->SetNeverVisible();
sievers71c62dd52015-10-07 01:44:391428
pimanc4af3072015-10-02 03:45:591429 StartCompositor();
staraz067f58242016-11-07 21:06:411430 DCHECK_NE(MSG_ROUTING_NONE, routing_id_);
danakja6c10012018-07-06 14:25:361431 layer_tree_view_->SetFrameSinkId(
Fady Samueld5c26182017-07-12 02:43:331432 viz::FrameSinkId(RenderThread::Get()->GetClientId(), routing_id_));
loyso50b51c22017-01-10 07:18:371433
wjmaclean1d970622017-01-21 22:28:241434 RenderThreadImpl* render_thread = RenderThreadImpl::current();
Dave Tapuska9db80842017-07-24 17:24:261435 if (render_thread) {
dtapuska9ec1a912017-04-21 15:18:311436 input_event_queue_ = new MainThreadEventQueue(
Yuta Kitamura3331f5c2018-04-05 11:12:251437 this, render_thread->GetWebMainThreadScheduler()->InputTaskRunner(),
1438 render_thread->GetWebMainThreadScheduler(), should_generate_frame_sink);
wjmaclean1d970622017-01-21 22:28:241439 }
1440
danakja6c10012018-07-06 14:25:361441 return layer_tree_view_.get();
[email protected]e195e582013-03-08 01:32:591442}
1443
Chris Harrelsond7ab99b2018-01-24 17:51:361444void RenderWidget::IntrinsicSizingInfoChanged(
1445 const blink::WebIntrinsicSizingInfo& sizing_info) {
Albert J. Wong3c93c182018-09-27 17:29:431446 Send(new WidgetHostMsg_IntrinsicSizingInfoChanged(routing_id_, sizing_info));
Chris Harrelsond7ab99b2018-01-24 17:51:361447}
1448
ennef3c58142014-12-09 21:44:381449void RenderWidget::WillCloseLayerTreeView() {
1450 if (host_closing_)
1451 return;
1452
1453 // Prevent new compositors or output surfaces from being created.
1454 host_closing_ = true;
1455
[email protected]aeeedad2014-08-22 18:16:221456 // Always send this notification to prevent new layer tree views from
1457 // being created, even if one hasn't been created yet.
lfg8ff33912016-09-13 20:59:211458 if (blink::WebWidget* widget = GetWebWidget())
Blink Reformat1c4d759e2017-04-09 16:34:541459 widget->WillCloseLayerTreeView();
[email protected]aeeedad2014-08-22 18:16:221460}
1461
Blink Reformat1c4d759e2017-04-09 16:34:541462void RenderWidget::DidMeaningfulLayout(blink::WebMeaningfulLayout layout_type) {
1463 if (layout_type == blink::WebMeaningfulLayout::kVisuallyNonEmpty) {
Sadrul Habib Chowdhury4e0335cf2018-07-31 20:08:491464 QueueMessage(new ViewHostMsg_DidFirstVisuallyNonEmptyPaint(routing_id_));
dglazkovf0e1d6d2015-10-10 02:13:481465 }
dglazkov79c426102015-08-31 21:22:431466
ericwilligers88e69742016-10-17 19:29:551467 for (auto& observer : render_frames_)
1468 observer.DidMeaningfulLayout(layout_type);
dglazkov79c426102015-08-31 21:22:431469}
1470
[email protected]586871b2014-07-22 17:05:111471// static
dchengcedca5612016-04-09 01:40:151472std::unique_ptr<cc::SwapPromise> RenderWidget::QueueMessageImpl(
[email protected]586871b2014-07-22 17:05:111473 IPC::Message* msg,
[email protected]586871b2014-07-22 17:05:111474 FrameSwapMessageQueue* frame_swap_message_queue,
1475 scoped_refptr<IPC::SyncMessageFilter> sync_message_filter,
[email protected]586871b2014-07-22 17:05:111476 int source_frame_number) {
[email protected]586871b2014-07-22 17:05:111477 bool first_message_for_frame = false;
Sadrul Habib Chowdhury4e0335cf2018-07-31 20:08:491478 frame_swap_message_queue->QueueMessageForFrame(
1479 source_frame_number, base::WrapUnique(msg), &first_message_for_frame);
[email protected]586871b2014-07-22 17:05:111480 if (first_message_for_frame) {
dchengcedca5612016-04-09 01:40:151481 std::unique_ptr<cc::SwapPromise> promise(new QueueMessageSwapPromise(
[email protected]586871b2014-07-22 17:05:111482 sync_message_filter, frame_swap_message_queue, source_frame_number));
dcheng4b6b5ff2014-10-16 00:42:061483 return promise;
[email protected]586871b2014-07-22 17:05:111484 }
dcheng4b6b5ff2014-10-16 00:42:061485 return nullptr;
[email protected]586871b2014-07-22 17:05:111486}
1487
danakj53802692018-07-25 21:46:441488void RenderWidget::SetHandlingInputEvent(bool handling_input_event) {
1489 input_handler_->set_handling_input_event(handling_input_event);
1490}
1491
Sadrul Habib Chowdhury4e0335cf2018-07-31 20:08:491492void RenderWidget::QueueMessage(IPC::Message* msg) {
[email protected]586871b2014-07-22 17:05:111493 // RenderThreadImpl::current() is NULL in some tests.
danakja6c10012018-07-06 14:25:361494 if (!layer_tree_view_ || !RenderThreadImpl::current()) {
[email protected]586871b2014-07-22 17:05:111495 Send(msg);
1496 return;
1497 }
1498
dchengcedca5612016-04-09 01:40:151499 std::unique_ptr<cc::SwapPromise> swap_promise =
Sadrul Habib Chowdhury4e0335cf2018-07-31 20:08:491500 QueueMessageImpl(msg, frame_swap_message_queue_.get(),
[email protected]586871b2014-07-22 17:05:111501 RenderThreadImpl::current()->sync_message_filter(),
danakja6c10012018-07-06 14:25:361502 layer_tree_view_->GetSourceFrameNumber());
[email protected]586871b2014-07-22 17:05:111503
Ken Buchanance710eb2017-08-30 23:46:521504 if (swap_promise)
danakja6c10012018-07-06 14:25:361505 layer_tree_view_->QueueSwapPromise(std::move(swap_promise));
[email protected]586871b2014-07-22 17:05:111506}
1507
Blink Reformat1c4d759e2017-04-09 16:34:541508void RenderWidget::DidChangeCursor(const WebCursorInfo& cursor_info) {
[email protected]7c51b0ee2009-07-08 21:49:301509 // TODO(darin): Eliminate this temporary.
[email protected]9ec87712013-05-24 23:23:521510 WebCursor cursor;
tfarina75a0abf2015-10-06 15:07:181511 InitializeCursorFromWebCursorInfo(&cursor, cursor_info);
initial.commit09911bf2008-07-26 23:55:291512 // Only send a SetCursor message if we need to make a change.
1513 if (!current_cursor_.IsEqual(cursor)) {
1514 current_cursor_ = cursor;
Albert J. Wong3c93c182018-09-27 17:29:431515 Send(new WidgetHostMsg_SetCursor(routing_id_, cursor));
initial.commit09911bf2008-07-26 23:55:291516 }
1517}
1518
aelias5971e47d2017-06-16 02:39:381519void RenderWidget::AutoscrollStart(const blink::WebFloatPoint& point) {
Albert J. Wong3c93c182018-09-27 17:29:431520 Send(new WidgetHostMsg_AutoscrollStart(routing_id_, point));
aelias5971e47d2017-06-16 02:39:381521}
1522
1523void RenderWidget::AutoscrollFling(const blink::WebFloatSize& velocity) {
Albert J. Wong3c93c182018-09-27 17:29:431524 Send(new WidgetHostMsg_AutoscrollFling(routing_id_, velocity));
aelias5971e47d2017-06-16 02:39:381525}
1526
1527void RenderWidget::AutoscrollEnd() {
Albert J. Wong3c93c182018-09-27 17:29:431528 Send(new WidgetHostMsg_AutoscrollEnd(routing_id_));
aelias5971e47d2017-06-16 02:39:381529}
1530
initial.commit09911bf2008-07-26 23:55:291531// We are supposed to get a single call to Show for a newly created RenderWidget
1532// that was created via RenderWidget::CreateWebView. So, we wait until this
1533// point to dispatch the ShowWidget message.
1534//
1535// This method provides us with the information about how to display the newly
[email protected]5f9de5882011-09-30 23:36:281536// created RenderWidget (i.e., as a blocked popup or as a new tab).
initial.commit09911bf2008-07-26 23:55:291537//
Blink Reformat1c4d759e2017-04-09 16:34:541538void RenderWidget::Show(WebNavigationPolicy policy) {
danakja2c9d0a92018-07-25 20:01:181539 if (did_show_) {
1540 if (owner_delegate_) {
1541 // When SupportsMultipleWindows is disabled, popups are reusing
1542 // the same view. In some scenarios, this makes blink to call Show()
1543 // twice. But otherwise, if it is enabled, we should not visit Show() more
1544 // than once.
1545 DCHECK(!owner_delegate_->SupportsMultipleWindowsForWidget());
1546 } else {
1547 DCHECK(!did_show_) << "received extraneous Show call";
1548 }
1549 return;
1550 }
1551
initial.commit09911bf2008-07-26 23:55:291552 DCHECK(routing_id_ != MSG_ROUTING_NONE);
danakjdf1ceb72018-07-18 20:02:251553 DCHECK(show_callback_);
initial.commit09911bf2008-07-26 23:55:291554
[email protected]8de12d942010-11-17 20:42:441555 did_show_ = true;
nickf7b38222016-11-22 21:59:351556
1557 // The opener is responsible for actually showing this widget.
danakjdf1ceb72018-07-18 20:02:251558 std::move(show_callback_).Run(this, policy, initial_rect_);
nickf7b38222016-11-22 21:59:351559
bokanc007c3a2015-02-03 07:15:561560 // NOTE: initial_rect_ may still have its default values at this point, but
[email protected]8de12d942010-11-17 20:42:441561 // that's okay. It'll be ignored if as_popup is false, or the browser
1562 // process will impose a default position otherwise.
bokanc007c3a2015-02-03 07:15:561563 SetPendingWindowRect(initial_rect_);
initial.commit09911bf2008-07-26 23:55:291564}
1565
[email protected]2533ce12009-05-09 00:02:241566void RenderWidget::DoDeferredClose() {
ennef3c58142014-12-09 21:44:381567 WillCloseLayerTreeView();
Albert J. Wong3c93c182018-09-27 17:29:431568 Send(new WidgetHostMsg_Close(routing_id_));
[email protected]2533ce12009-05-09 00:02:241569}
1570
dgozmancf9039cd2015-04-06 12:01:311571void RenderWidget::NotifyOnClose() {
ericwilligers88e69742016-10-17 19:29:551572 for (auto& observer : render_frames_)
1573 observer.WidgetWillClose();
dgozmancf9039cd2015-04-06 12:01:311574}
1575
Blink Reformat1c4d759e2017-04-09 16:34:541576void RenderWidget::CloseWidgetSoon() {
skyostiled8969c2015-07-20 16:57:081577 DCHECK(content::RenderThread::Get());
[email protected]e1c3a552012-05-04 20:51:321578 if (is_swapped_out_) {
1579 // This widget is currently swapped out, and the active widget is in a
1580 // different process. Have the browser route the close request to the
1581 // active widget instead, so that the correct unload handlers are run.
1582 Send(new ViewHostMsg_RouteCloseEvent(routing_id_));
1583 return;
1584 }
1585
initial.commit09911bf2008-07-26 23:55:291586 // If a page calls window.close() twice, we'll end up here twice, but that's
1587 // OK. It is safe to send multiple Close messages.
1588
[email protected]2533ce12009-05-09 00:02:241589 // Ask the RenderWidgetHost to initiate close. We could be called from deep
1590 // in Javascript. If we ask the RendwerWidgetHost to close now, the window
1591 // could be closed before the JS finishes executing. So instead, post a
1592 // message back to the message loop, which won't run until the JS is
1593 // complete, and then the Close message can be sent.
Hajime Hoshi315a61f2018-08-14 17:27:281594 GetCleanupTaskRunner()->PostTask(
1595 FROM_HERE, base::BindOnce(&RenderWidget::DoDeferredClose, this));
initial.commit09911bf2008-07-26 23:55:291596}
1597
1598void RenderWidget::Close() {
[email protected]404630b2014-07-03 19:33:031599 screen_metrics_emulator_.reset();
Ken Buchananed449bb2018-02-01 21:02:051600 CloseWebWidget();
danakja6c10012018-07-06 14:25:361601 layer_tree_view_.reset();
danakja2c9d0a92018-07-25 20:01:181602 if (owner_delegate_)
1603 owner_delegate_->DidCloseWidget();
Albert J. Wongd593de532018-09-06 05:42:151604 // Note the ACK is a control message going to the RenderProcessHost.
Albert J. Wong3c93c182018-09-27 17:29:431605 RenderThread::Get()->Send(new WidgetHostMsg_Close_ACK(routing_id()));
Ken Buchananed449bb2018-02-01 21:02:051606}
1607
1608void RenderWidget::CloseWebWidget() {
1609 WillCloseLayerTreeView();
lfg8ff33912016-09-13 20:59:211610 if (webwidget_internal_) {
Blink Reformat1c4d759e2017-04-09 16:34:541611 webwidget_internal_->Close();
lfg8ff33912016-09-13 20:59:211612 webwidget_internal_ = nullptr;
initial.commit09911bf2008-07-26 23:55:291613 }
1614}
1615
Mitsuru Oshima3c07b332018-02-06 04:56:501616void RenderWidget::UpdateWebViewWithDeviceScaleFactor() {
1617 blink::WebFrameWidget* frame_widget = GetFrameWidget();
1618 blink::WebFrame* current_frame =
1619 frame_widget ? frame_widget->LocalRoot() : nullptr;
1620 blink::WebView* webview = current_frame ? current_frame->View() : nullptr;
1621 if (webview) {
danakj4b347212018-07-04 17:55:171622 if (compositor_deps_->IsUseZoomForDSFEnabled())
Fady Samuela863f152018-03-09 16:10:031623 webview->SetZoomFactorForDeviceScaleFactor(
1624 GetWebScreenInfo().device_scale_factor);
Mitsuru Oshima3c07b332018-02-06 04:56:501625 else
Fady Samuela863f152018-03-09 16:10:031626 webview->SetDeviceScaleFactor(GetWebScreenInfo().device_scale_factor);
Mitsuru Oshima3c07b332018-02-06 04:56:501627
1628 webview->GetSettings()->SetPreferCompositingToLCDTextEnabled(
Christopher Camerone9a30c12018-03-07 08:23:381629 PreferCompositingToLCDText(compositor_deps_,
Fady Samuela863f152018-03-09 16:10:031630 GetWebScreenInfo().device_scale_factor));
Mitsuru Oshima3c07b332018-02-06 04:56:501631 }
1632}
1633
Ehsan Karamad655d7b8a2018-01-12 18:38:381634blink::WebFrameWidget* RenderWidget::GetFrameWidget() const {
1635 blink::WebWidget* web_widget = GetWebWidget();
1636 if (!web_widget)
1637 return nullptr;
1638
1639 if (!web_widget->IsWebFrameWidget()) {
1640 // TODO(ekaramad): This should not happen. If we have a WebWidget and we
1641 // need a WebFrameWidget then we should be getting a WebFrameWidget. But
1642 // unfortunately this does not seem to be the case in some scenarios --
1643 // specifically when a RenderViewImpl swaps out during navigation the
1644 // WebViewImpl loses its WebViewFrameWidget but sometimes we receive IPCs
1645 // which are destined for WebFrameWidget (https://crbug.com/669219).
1646 return nullptr;
1647 }
1648
1649 return static_cast<blink::WebFrameWidget*>(web_widget);
1650}
1651
bokan841fdc72016-10-06 00:16:351652void RenderWidget::ScreenRectToEmulatedIfNeeded(WebRect* window_rect) const {
1653 DCHECK(window_rect);
1654 float scale = popup_origin_scale_for_emulation_;
1655 if (!scale)
1656 return;
1657 window_rect->x =
1658 popup_view_origin_for_emulation_.x() +
1659 (window_rect->x - popup_screen_origin_for_emulation_.x()) / scale;
1660 window_rect->y =
1661 popup_view_origin_for_emulation_.y() +
1662 (window_rect->y - popup_screen_origin_for_emulation_.y()) / scale;
1663}
1664
1665void RenderWidget::EmulatedToScreenRectIfNeeded(WebRect* window_rect) const {
1666 DCHECK(window_rect);
1667 float scale = popup_origin_scale_for_emulation_;
1668 if (!scale)
1669 return;
1670 window_rect->x =
1671 popup_screen_origin_for_emulation_.x() +
1672 (window_rect->x - popup_view_origin_for_emulation_.x()) * scale;
1673 window_rect->y =
1674 popup_screen_origin_for_emulation_.y() +
1675 (window_rect->y - popup_view_origin_for_emulation_.y()) * scale;
1676}
1677
Blink Reformat1c4d759e2017-04-09 16:34:541678WebRect RenderWidget::WindowRect() {
bokan841fdc72016-10-06 00:16:351679 WebRect rect;
bokan6b08cd22016-10-05 00:55:211680 if (pending_window_rect_count_) {
1681 // NOTE(mbelshe): If there is a pending_window_rect_, then getting
1682 // the RootWindowRect is probably going to return wrong results since the
1683 // browser may not have processed the Move yet. There isn't really anything
1684 // good to do in this case, and it shouldn't happen - since this size is
1685 // only really needed for windowToScreen, which is only used for Popups.
bokan841fdc72016-10-06 00:16:351686 rect = pending_window_rect_;
1687 } else {
1688 rect = window_screen_rect_;
bokan6b08cd22016-10-05 00:55:211689 }
[email protected]2533ce12009-05-09 00:02:241690
bokan841fdc72016-10-06 00:16:351691 ScreenRectToEmulatedIfNeeded(&rect);
1692 return rect;
bokan6b08cd22016-10-05 00:55:211693}
1694
Blink Reformat1c4d759e2017-04-09 16:34:541695WebRect RenderWidget::ViewRect() {
Albert J. Wong3c93c182018-09-27 17:29:431696 WebRect rect = widget_screen_rect_;
bokan841fdc72016-10-06 00:16:351697 ScreenRectToEmulatedIfNeeded(&rect);
1698 return rect;
initial.commit09911bf2008-07-26 23:55:291699}
1700
Blink Reformat1c4d759e2017-04-09 16:34:541701void RenderWidget::SetToolTipText(const blink::WebString& text,
[email protected]8a9d6ca32011-06-06 20:11:301702 WebTextDirection hint) {
Albert J. Wong3c93c182018-09-27 17:29:431703 Send(new WidgetHostMsg_SetTooltipText(routing_id_, text.Utf16(), hint));
[email protected]8a9d6ca32011-06-06 20:11:301704}
1705
Blink Reformat1c4d759e2017-04-09 16:34:541706void RenderWidget::SetWindowRect(const WebRect& rect_in_screen) {
oshima33ec97cd2015-12-14 19:40:241707 WebRect window_rect = rect_in_screen;
bokan841fdc72016-10-06 00:16:351708 EmulatedToScreenRectIfNeeded(&window_rect);
[email protected]b2e4c70132013-10-03 02:07:511709
[email protected]5b45ad42013-10-25 00:42:041710 if (!resizing_mode_selector_->is_synchronous_mode()) {
[email protected]ec951b9d2013-10-20 06:21:201711 if (did_show_) {
Albert J. Wong3c93c182018-09-27 17:29:431712 Send(new WidgetHostMsg_RequestSetBounds(routing_id_, window_rect));
bokanc007c3a2015-02-03 07:15:561713 SetPendingWindowRect(window_rect);
[email protected]8be1c582013-03-06 00:55:031714 } else {
bokanc007c3a2015-02-03 07:15:561715 initial_rect_ = window_rect;
[email protected]8be1c582013-03-06 00:55:031716 }
initial.commit09911bf2008-07-26 23:55:291717 } else {
bokanc007c3a2015-02-03 07:15:561718 SetWindowRectSynchronously(window_rect);
initial.commit09911bf2008-07-26 23:55:291719 }
1720}
1721
[email protected]2533ce12009-05-09 00:02:241722void RenderWidget::SetPendingWindowRect(const WebRect& rect) {
1723 pending_window_rect_ = rect;
1724 pending_window_rect_count_++;
[email protected]2533ce12009-05-09 00:02:241725
bokan6b08cd22016-10-05 00:55:211726 // Popups don't get size updates back from the browser so just store the set
1727 // values.
danakj6a816592018-09-25 18:30:561728 if (widget_type_ != WidgetType::kFrame) {
Blink Reformat1c4d759e2017-04-09 16:34:541729 window_screen_rect_ = rect;
Albert J. Wong3c93c182018-09-27 17:29:431730 widget_screen_rect_ = rect;
[email protected]2533ce12009-05-09 00:02:241731 }
[email protected]d4547452008-08-28 18:36:371732}
1733
wjmacleanee244e02017-05-26 21:06:071734void RenderWidget::OnShowContextMenu(ui::MenuSourceType source_type,
1735 const gfx::Point& location) {
wjmacleanee244e02017-05-26 21:06:071736 has_host_context_menu_location_ = true;
1737 host_context_menu_location_ = location;
1738 if (GetWebWidget()) {
1739 GetWebWidget()->ShowContextMenu(
1740 static_cast<blink::WebMenuSourceType>(source_type));
1741 }
1742 has_host_context_menu_location_ = false;
1743}
1744
[email protected]fa7b1dc2010-06-23 17:53:041745void RenderWidget::OnImeSetComposition(
[email protected]fcf75d42013-12-03 20:11:261746 const base::string16& text,
Ryan Landay9e42fd742017-08-12 01:59:111747 const std::vector<WebImeTextSpan>& ime_text_spans,
chongz7eb752802016-01-27 21:28:071748 const gfx::Range& replacement_range,
Ryan Landay9e42fd742017-08-12 01:59:111749 int selection_start,
1750 int selection_end) {
ekaramad5aff1942017-01-06 01:26:351751 if (!ShouldHandleImeEvents())
1752 return;
1753
brettw4b461082016-11-19 18:55:161754#if BUILDFLAG(ENABLE_PLUGINS)
EhsanK22d482e2017-08-10 17:29:491755 if (auto* plugin = GetFocusedPepperPluginInsideWidget()) {
Ryan Landay9e42fd742017-08-12 01:59:111756 plugin->render_frame()->OnImeSetComposition(text, ime_text_spans,
EhsanK22d482e2017-08-10 17:29:491757 selection_start, selection_end);
ekaramad2a46d632016-07-19 13:33:091758 return;
1759 }
1760#endif
[email protected]66fca5bc2013-05-23 06:58:291761 ImeEventGuard guard(this);
ekaramad2daaf672016-11-10 20:29:011762 blink::WebInputMethodController* controller = GetInputMethodController();
ekaramad2daaf672016-11-10 20:29:011763 if (!controller ||
Blink Reformat1c4d759e2017-04-09 16:34:541764 !controller->SetComposition(
Ryan Landay9e42fd742017-08-12 01:59:111765 WebString::FromUTF16(text), WebVector<WebImeTextSpan>(ime_text_spans),
ekaramadce32ef9f2017-02-09 17:33:561766 replacement_range.IsValid()
1767 ? WebRange(replacement_range.start(), replacement_range.length())
1768 : WebRange(),
1769 selection_start, selection_end)) {
[email protected]fa7b1dc2010-06-23 17:53:041770 // If we failed to set the composition text, then we need to let the browser
1771 // process to cancel the input method's ongoing composition session, to make
1772 // sure we are in a consistent state.
Dave Tapuska04bc5ee92018-04-17 19:03:311773 if (mojom::WidgetInputHandlerHost* host =
1774 widget_input_handler_manager_->GetWidgetInputHandlerHost()) {
1775 host->ImeCancelComposition();
Dave Tapuska139a72f2017-09-06 21:57:031776 }
[email protected]7f00efa2010-04-15 05:01:261777 }
nonafa291792016-08-10 02:36:181778 UpdateCompositionInfo(false /* not an immediate request */);
[email protected]fa7b1dc2010-06-23 17:53:041779}
1780
rlanday7efe2302017-01-11 00:14:281781void RenderWidget::OnImeCommitText(
1782 const base::string16& text,
Ryan Landay9e42fd742017-08-12 01:59:111783 const std::vector<WebImeTextSpan>& ime_text_spans,
rlanday7efe2302017-01-11 00:14:281784 const gfx::Range& replacement_range,
1785 int relative_cursor_pos) {
ekaramad5aff1942017-01-06 01:26:351786 if (!ShouldHandleImeEvents())
1787 return;
1788
brettw4b461082016-11-19 18:55:161789#if BUILDFLAG(ENABLE_PLUGINS)
EhsanK22d482e2017-08-10 17:29:491790 if (auto* plugin = GetFocusedPepperPluginInsideWidget()) {
1791 plugin->render_frame()->OnImeCommitText(text, replacement_range,
1792 relative_cursor_pos);
ekaramad2a46d632016-07-19 13:33:091793 return;
1794 }
1795#endif
[email protected]66fca5bc2013-05-23 06:58:291796 ImeEventGuard guard(this);
fsamuele8326c742016-01-12 00:49:391797 input_handler_->set_handling_input_event(true);
ekaramadb6483a052017-02-10 02:23:261798 if (auto* controller = GetInputMethodController()) {
Blink Reformat1c4d759e2017-04-09 16:34:541799 controller->CommitText(
Ryan Landay9e42fd742017-08-12 01:59:111800 WebString::FromUTF16(text), WebVector<WebImeTextSpan>(ime_text_spans),
ekaramadce32ef9f2017-02-09 17:33:561801 replacement_range.IsValid()
1802 ? WebRange(replacement_range.start(), replacement_range.length())
1803 : WebRange(),
1804 relative_cursor_pos);
ekaramadb6483a052017-02-10 02:23:261805 }
aelias87b8f7c2016-09-14 03:19:291806 input_handler_->set_handling_input_event(false);
1807 UpdateCompositionInfo(false /* not an immediate request */);
1808}
1809
1810void RenderWidget::OnImeFinishComposingText(bool keep_selection) {
ekaramad5aff1942017-01-06 01:26:351811 if (!ShouldHandleImeEvents())
1812 return;
1813
brettw4b461082016-11-19 18:55:161814#if BUILDFLAG(ENABLE_PLUGINS)
EhsanK22d482e2017-08-10 17:29:491815 if (auto* plugin = GetFocusedPepperPluginInsideWidget()) {
1816 plugin->render_frame()->OnImeFinishComposingText(keep_selection);
aelias87b8f7c2016-09-14 03:19:291817 return;
1818 }
1819#endif
1820
changwan38c3eb612016-12-09 01:45:561821 if (!GetWebWidget())
aelias87b8f7c2016-09-14 03:19:291822 return;
1823 ImeEventGuard guard(this);
1824 input_handler_->set_handling_input_event(true);
ekaramad2daaf672016-11-10 20:29:011825 if (auto* controller = GetInputMethodController()) {
Blink Reformat1c4d759e2017-04-09 16:34:541826 controller->FinishComposingText(
1827 keep_selection ? WebInputMethodController::kKeepSelection
1828 : WebInputMethodController::kDoNotKeepSelection);
ekaramad2daaf672016-11-10 20:29:011829 }
fsamuele8326c742016-01-12 00:49:391830 input_handler_->set_handling_input_event(false);
nonafa291792016-08-10 02:36:181831 UpdateCompositionInfo(false /* not an immediate request */);
initial.commit09911bf2008-07-26 23:55:291832}
1833
Christopher Camerone9a30c12018-03-07 08:23:381834void RenderWidget::UpdateSurfaceAndScreenInfo(
Fady Samuel4392abb2018-05-10 21:01:211835 const viz::LocalSurfaceId& new_local_surface_id,
Christopher Cameronaad15a0d2018-03-09 03:47:331836 const gfx::Size& new_compositor_viewport_pixel_size,
Christopher Camerone9a30c12018-03-07 08:23:381837 const ScreenInfo& new_screen_info) {
Christopher Camerone9a30c12018-03-07 08:23:381838 bool orientation_changed =
1839 screen_info_.orientation_angle != new_screen_info.orientation_angle ||
1840 screen_info_.orientation_type != new_screen_info.orientation_type;
1841 bool web_device_scale_factor_changed =
1842 screen_info_.device_scale_factor != new_screen_info.device_scale_factor;
Fady Samuela863f152018-03-09 16:10:031843 ScreenInfo previous_original_screen_info = GetOriginalScreenInfo();
Christopher Cameronbe7ecea2018-02-27 00:47:191844
Fady Samuel4255c182018-05-24 20:42:361845 local_surface_id_from_parent_ = new_local_surface_id;
Christopher Cameronaad15a0d2018-03-09 03:47:331846 compositor_viewport_pixel_size_ = new_compositor_viewport_pixel_size;
Christopher Camerone9a30c12018-03-07 08:23:381847 screen_info_ = new_screen_info;
Christopher Cameronbe7ecea2018-02-27 00:47:191848
danakja6c10012018-07-06 14:25:361849 if (layer_tree_view_) {
1850 layer_tree_view_->SetViewportVisibleRect(ViewportVisibleRect());
Christopher Camerone9a30c12018-03-07 08:23:381851 // Note carefully that the DSF specified in |new_screen_info| is not the
1852 // DSF used by the compositor during device emulation!
danakja6c10012018-07-06 14:25:361853 layer_tree_view_->SetViewportSizeAndScale(
Fady Samuela863f152018-03-09 16:10:031854 compositor_viewport_pixel_size_,
Fady Samuel4255c182018-05-24 20:42:361855 GetOriginalScreenInfo().device_scale_factor,
1856 local_surface_id_from_parent_);
Christopher Camerone9a30c12018-03-07 08:23:381857 }
Christopher Cameronbe7ecea2018-02-27 00:47:191858
Christopher Camerone9a30c12018-03-07 08:23:381859 if (orientation_changed)
1860 OnOrientationChange();
Christopher Cameronbe7ecea2018-02-27 00:47:191861
Fady Samuela863f152018-03-09 16:10:031862 if (previous_original_screen_info != GetOriginalScreenInfo()) {
Christopher Camerone9a30c12018-03-07 08:23:381863 for (auto& observer : render_frame_proxies_)
Fady Samuela863f152018-03-09 16:10:031864 observer.OnScreenInfoChanged(GetOriginalScreenInfo());
Christopher Camerone9a30c12018-03-07 08:23:381865
1866 // Notify all embedded BrowserPlugins of the updated ScreenInfo.
1867 for (auto& observer : browser_plugins_)
Fady Samuela863f152018-03-09 16:10:031868 observer.ScreenInfoChanged(GetOriginalScreenInfo());
Christopher Camerone9a30c12018-03-07 08:23:381869 }
1870
1871 if (web_device_scale_factor_changed)
Christopher Cameronbe7ecea2018-02-27 00:47:191872 UpdateWebViewWithDeviceScaleFactor();
oshimad5279032015-12-16 18:22:331873}
1874
danakja2c9d0a92018-07-25 20:01:181875void RenderWidget::SetWindowRectSynchronously(
1876 const gfx::Rect& new_window_rect) {
1877 VisualProperties visual_properties;
1878 visual_properties.screen_info = screen_info_;
1879 visual_properties.new_size = new_window_rect.size();
1880 visual_properties.compositor_viewport_pixel_size = gfx::ScaleToCeiledSize(
1881 new_window_rect.size(), GetWebScreenInfo().device_scale_factor);
1882 visual_properties.visible_viewport_size = new_window_rect.size();
1883 visual_properties.is_fullscreen_granted = is_fullscreen_granted_;
1884 visual_properties.display_mode = display_mode_;
1885 visual_properties.local_surface_id = local_surface_id_from_parent_;
1886 // We are resizing the window from the renderer, so allocate a new
1887 // viz::LocalSurfaceId to avoid surface invariants violations in tests.
1888 if (layer_tree_view_)
1889 layer_tree_view_->RequestNewLocalSurfaceId();
1890 SynchronizeVisualProperties(visual_properties);
1891
Albert J. Wong3c93c182018-09-27 17:29:431892 widget_screen_rect_ = new_window_rect;
danakja2c9d0a92018-07-25 20:01:181893 window_screen_rect_ = new_window_rect;
1894 if (!did_show_)
1895 initial_rect_ = new_window_rect;
1896}
1897
Vladimir Levin98d76dad2018-04-21 00:21:291898void RenderWidget::UpdateCaptureSequenceNumber(
1899 uint32_t capture_sequence_number) {
1900 if (capture_sequence_number == last_capture_sequence_number_)
1901 return;
1902 last_capture_sequence_number_ = capture_sequence_number;
1903
1904 // Notify observers of the new capture sequence number.
1905 for (auto& observer : render_frame_proxies_)
1906 observer.UpdateCaptureSequenceNumber(capture_sequence_number);
1907 for (auto& observer : browser_plugins_)
1908 observer.UpdateCaptureSequenceNumber(capture_sequence_number);
1909}
1910
[email protected]4873c7d2009-07-16 06:36:281911void RenderWidget::OnSetTextDirection(WebTextDirection direction) {
EhsanK955ba582017-11-30 21:14:401912 if (auto* frame = GetFocusedWebLocalFrameInWidget())
1913 frame->SetTextDirection(direction);
[email protected]07f953332009-03-25 04:31:111914}
1915
Albert J. Wong3c93c182018-09-27 17:29:431916void RenderWidget::OnUpdateScreenRects(const gfx::Rect& widget_screen_rect,
[email protected]80ad8622012-11-07 16:33:031917 const gfx::Rect& window_screen_rect) {
[email protected]b2e4c70132013-10-03 02:07:511918 if (screen_metrics_emulator_) {
Albert J. Wong3c93c182018-09-27 17:29:431919 screen_metrics_emulator_->OnUpdateScreenRects(widget_screen_rect,
mfomitchev2600fd7c2016-02-17 20:53:391920 window_screen_rect);
[email protected]b2e4c70132013-10-03 02:07:511921 } else {
Albert J. Wong3c93c182018-09-27 17:29:431922 SetScreenRects(widget_screen_rect, window_screen_rect);
[email protected]b2e4c70132013-10-03 02:07:511923 }
Albert J. Wong3c93c182018-09-27 17:29:431924 Send(new WidgetHostMsg_UpdateScreenRects_ACK(routing_id()));
[email protected]80ad8622012-11-07 16:33:031925}
1926
kenrbea731792017-01-13 15:10:481927void RenderWidget::OnSetViewportIntersection(
Ken Buchananb2c9e262018-03-10 16:53:311928 const gfx::Rect& viewport_intersection,
Stefan Zager54e25832018-08-14 22:15:311929 const gfx::Rect& compositor_visible_rect,
1930 bool occluded_or_obscured) {
Ehsan Karamadf3ca2a82018-01-20 01:05:251931 if (auto* frame_widget = GetFrameWidget()) {
danakj6a816592018-09-25 18:30:561932 DCHECK_EQ(widget_type_, WidgetType::kFrame);
Ken Buchananb2c9e262018-03-10 16:53:311933 compositor_visible_rect_ = compositor_visible_rect;
Stefan Zager54e25832018-08-14 22:15:311934 frame_widget->SetRemoteViewportIntersection(viewport_intersection,
1935 occluded_or_obscured);
danakja6c10012018-07-06 14:25:361936 layer_tree_view_->SetViewportVisibleRect(ViewportVisibleRect());
kenrbea731792017-01-13 15:10:481937 }
1938}
1939
kenrb04323782017-06-23 01:23:321940void RenderWidget::OnSetIsInert(bool inert) {
Ehsan Karamadf3ca2a82018-01-20 01:05:251941 if (auto* frame_widget = GetFrameWidget()) {
danakj6a816592018-09-25 18:30:561942 DCHECK_EQ(widget_type_, WidgetType::kFrame);
Ehsan Karamadf3ca2a82018-01-20 01:05:251943 frame_widget->SetIsInert(inert);
kenrb04323782017-06-23 01:23:321944 }
1945}
1946
sunxd540a9962018-05-24 22:51:061947void RenderWidget::OnSetInheritedEffectiveTouchAction(
1948 cc::TouchAction touch_action) {
1949 if (auto* frame_widget = GetFrameWidget()) {
danakj6a816592018-09-25 18:30:561950 DCHECK_EQ(widget_type_, WidgetType::kFrame);
sunxd540a9962018-05-24 22:51:061951 frame_widget->SetInheritedEffectiveTouchAction(touch_action);
1952 }
1953}
1954
Ken Buchanan8a319fb2017-11-15 18:37:121955void RenderWidget::OnUpdateRenderThrottlingStatus(bool is_throttled,
1956 bool subtree_throttled) {
Ehsan Karamadf3ca2a82018-01-20 01:05:251957 if (auto* frame_widget = GetFrameWidget()) {
danakj6a816592018-09-25 18:30:561958 DCHECK_EQ(widget_type_, WidgetType::kFrame);
Ehsan Karamadf3ca2a82018-01-20 01:05:251959 frame_widget->UpdateRenderThrottlingStatus(is_throttled, subtree_throttled);
Ken Buchanan8a319fb2017-11-15 18:37:121960 }
1961}
1962
paulmeyer90f6c31d2016-11-12 00:17:591963void RenderWidget::OnDragTargetDragEnter(
1964 const std::vector<DropData::Metadata>& drop_meta_data,
Ella Ge80a52dce2017-11-15 18:01:521965 const gfx::PointF& client_point,
1966 const gfx::PointF& screen_point,
paulmeyer90f6c31d2016-11-12 00:17:591967 WebDragOperationsMask ops,
1968 int key_modifiers) {
Ehsan Karamadf3ca2a82018-01-20 01:05:251969 blink::WebFrameWidget* frame_widget = GetFrameWidget();
1970 if (!frame_widget)
paulmeyer90f6c31d2016-11-12 00:17:591971 return;
1972
Ehsan Karamadf3ca2a82018-01-20 01:05:251973 WebDragOperation operation = frame_widget->DragTargetDragEnter(
1974 DropMetaDataToWebDragData(drop_meta_data), client_point, screen_point,
1975 ops, key_modifiers);
paulmeyer90f6c31d2016-11-12 00:17:591976
1977 Send(new DragHostMsg_UpdateDragCursor(routing_id(), operation));
1978}
1979
Ella Ge80a52dce2017-11-15 18:01:521980void RenderWidget::OnDragTargetDragOver(const gfx::PointF& client_point,
1981 const gfx::PointF& screen_point,
paulmeyer90f6c31d2016-11-12 00:17:591982 WebDragOperationsMask ops,
1983 int key_modifiers) {
Ehsan Karamadf3ca2a82018-01-20 01:05:251984 blink::WebFrameWidget* frame_widget = GetFrameWidget();
1985 if (!frame_widget)
paulmeyer90f6c31d2016-11-12 00:17:591986 return;
1987
Ehsan Karamadf3ca2a82018-01-20 01:05:251988 WebDragOperation operation = frame_widget->DragTargetDragOver(
1989 ConvertWindowPointToViewport(client_point), screen_point, ops,
1990 key_modifiers);
paulmeyer90f6c31d2016-11-12 00:17:591991
1992 Send(new DragHostMsg_UpdateDragCursor(routing_id(), operation));
1993}
1994
Ella Ge80a52dce2017-11-15 18:01:521995void RenderWidget::OnDragTargetDragLeave(const gfx::PointF& client_point,
1996 const gfx::PointF& screen_point) {
Ehsan Karamadf3ca2a82018-01-20 01:05:251997 blink::WebFrameWidget* frame_widget = GetFrameWidget();
1998 if (!frame_widget)
paulmeyer90f6c31d2016-11-12 00:17:591999 return;
Ehsan Karamadf3ca2a82018-01-20 01:05:252000
2001 frame_widget
Blink Reformat1c4d759e2017-04-09 16:34:542002 ->DragTargetDragLeave(ConvertWindowPointToViewport(client_point),
kenrb07c272802017-02-07 23:48:172003 screen_point);
paulmeyer90f6c31d2016-11-12 00:17:592004}
2005
2006void RenderWidget::OnDragTargetDrop(const DropData& drop_data,
Ella Ge80a52dce2017-11-15 18:01:522007 const gfx::PointF& client_point,
2008 const gfx::PointF& screen_point,
paulmeyer90f6c31d2016-11-12 00:17:592009 int key_modifiers) {
Ehsan Karamadf3ca2a82018-01-20 01:05:252010 blink::WebFrameWidget* frame_widget = GetFrameWidget();
2011 if (!frame_widget)
paulmeyer90f6c31d2016-11-12 00:17:592012 return;
2013
Ehsan Karamadf3ca2a82018-01-20 01:05:252014 frame_widget->DragTargetDrop(DropDataToWebDragData(drop_data),
2015 ConvertWindowPointToViewport(client_point),
2016 screen_point, key_modifiers);
paulmeyer90f6c31d2016-11-12 00:17:592017}
2018
Ella Ge80a52dce2017-11-15 18:01:522019void RenderWidget::OnDragSourceEnded(const gfx::PointF& client_point,
2020 const gfx::PointF& screen_point,
paulmeyer8fc8ea92016-11-15 05:12:212021 WebDragOperation op) {
Ehsan Karamadf3ca2a82018-01-20 01:05:252022 blink::WebFrameWidget* frame_widget = GetFrameWidget();
2023 if (!frame_widget)
paulmeyer8fc8ea92016-11-15 05:12:212024 return;
2025
Ehsan Karamadf3ca2a82018-01-20 01:05:252026 frame_widget->DragSourceEndedAt(ConvertWindowPointToViewport(client_point),
2027 screen_point, op);
paulmeyer8fc8ea92016-11-15 05:12:212028}
2029
2030void RenderWidget::OnDragSourceSystemDragEnded() {
2031 if (!GetWebWidget())
2032 return;
2033
Blink Reformat1c4d759e2017-04-09 16:34:542034 static_cast<WebFrameWidget*>(GetWebWidget())->DragSourceSystemDragEnded();
paulmeyer8fc8ea92016-11-15 05:12:212035}
2036
Blink Reformat1c4d759e2017-04-09 16:34:542037void RenderWidget::ShowVirtualKeyboardOnElementFocus() {
okaa398f50b2017-03-21 06:30:262038#if defined(OS_CHROMEOS)
2039 // On ChromeOS, virtual keyboard is triggered only when users leave the
2040 // mouse button or the finger and a text input element is focused at that
2041 // time. Focus event itself shouldn't trigger virtual keyboard.
2042 UpdateTextInputState();
2043#else
changwan75e3b2072017-01-16 02:55:002044 ShowVirtualKeyboard();
okaa398f50b2017-03-21 06:30:262045#endif
boliu7b2be2f2016-11-04 04:58:312046
2047// TODO(rouslan): Fix ChromeOS and Windows 8 behavior of autofill popup with
2048// virtual keyboard.
2049#if !defined(OS_ANDROID)
2050 FocusChangeComplete();
2051#endif
[email protected]0d1ebed12013-08-05 22:01:132052}
2053
fsamuel72464894f2015-12-15 06:59:312054ui::TextInputType RenderWidget::GetTextInputType() {
brettw4b461082016-11-19 18:55:162055#if BUILDFLAG(ENABLE_PLUGINS)
EhsanK22d482e2017-08-10 17:29:492056 if (auto* plugin = GetFocusedPepperPluginInsideWidget())
2057 return plugin->text_input_type();
ekaramad2a46d632016-07-19 13:33:092058#endif
ekaramad5aff1942017-01-06 01:26:352059 if (auto* controller = GetInputMethodController())
Blink Reformat1c4d759e2017-04-09 16:34:542060 return ConvertWebTextInputType(controller->TextInputType());
fsamuel72464894f2015-12-15 06:59:312061 return ui::TEXT_INPUT_TYPE_NONE;
2062}
2063
nonafa291792016-08-10 02:36:182064void RenderWidget::UpdateCompositionInfo(bool immediate_request) {
2065 if (!monitor_composition_info_ && !immediate_request)
2066 return; // Do not calculate composition info if not requested.
nonadac0c7a2016-08-01 02:30:592067
nonafa291792016-08-10 02:36:182068 TRACE_EVENT0("renderer", "RenderWidget::UpdateCompositionInfo");
2069 gfx::Range range;
2070 std::vector<gfx::Rect> character_bounds;
2071
2072 if (GetTextInputType() == ui::TEXT_INPUT_TYPE_NONE) {
2073 // Composition information is only available on editable node.
2074 range = gfx::Range::InvalidRange();
2075 } else {
2076 GetCompositionRange(&range);
2077 GetCompositionCharacterBounds(&character_bounds);
2078 }
2079
2080 if (!immediate_request &&
2081 !ShouldUpdateCompositionInfo(range, character_bounds)) {
fsamuel72464894f2015-12-15 06:59:312082 return;
nonafa291792016-08-10 02:36:182083 }
fsamuel72464894f2015-12-15 06:59:312084 composition_character_bounds_ = character_bounds;
2085 composition_range_ = range;
Dave Tapuska04bc5ee92018-04-17 19:03:312086 if (mojom::WidgetInputHandlerHost* host =
2087 widget_input_handler_manager_->GetWidgetInputHandlerHost()) {
2088 host->ImeCompositionRangeChanged(composition_range_,
2089 composition_character_bounds_);
Dave Tapuska139a72f2017-09-06 21:57:032090 }
fsamuel72464894f2015-12-15 06:59:312091}
2092
Blink Reformat1c4d759e2017-04-09 16:34:542093void RenderWidget::ConvertViewportToWindow(blink::WebRect* rect) {
danakj4b347212018-07-04 17:55:172094 if (compositor_deps_->IsUseZoomForDSFEnabled()) {
Fady Samuela863f152018-03-09 16:10:032095 float reverse = 1 / GetOriginalScreenInfo().device_scale_factor;
oshimad5279032015-12-16 18:22:332096 // TODO(oshima): We may need to allow pixel precision here as the the
oshimaf866dab2015-12-05 00:41:542097 // anchor element can be placed at half pixel.
lfg15b235a32016-08-25 17:45:462098 gfx::Rect window_rect =
2099 gfx::ScaleToEnclosedRect(gfx::Rect(*rect), reverse);
2100 rect->x = window_rect.x();
2101 rect->y = window_rect.y();
2102 rect->width = window_rect.width();
2103 rect->height = window_rect.height();
oshimaf866dab2015-12-05 00:41:542104 }
2105}
2106
Blink Reformat1c4d759e2017-04-09 16:34:542107void RenderWidget::ConvertWindowToViewport(blink::WebFloatRect* rect) {
danakj4b347212018-07-04 17:55:172108 if (compositor_deps_->IsUseZoomForDSFEnabled()) {
Fady Samuela863f152018-03-09 16:10:032109 rect->x *= GetOriginalScreenInfo().device_scale_factor;
2110 rect->y *= GetOriginalScreenInfo().device_scale_factor;
2111 rect->width *= GetOriginalScreenInfo().device_scale_factor;
2112 rect->height *= GetOriginalScreenInfo().device_scale_factor;
oshimaa6985b62016-01-27 08:58:302113 }
2114}
2115
changwan8c342742016-02-26 00:53:392116void RenderWidget::OnRequestTextInputStateUpdate() {
Dave Tapuska9db80842017-07-24 17:24:262117#if defined(OS_ANDROID)
changwan8c342742016-02-26 00:53:392118 DCHECK(!ime_event_guard_);
2119 UpdateSelectionBounds();
changwan75e3b2072017-01-16 02:55:002120 UpdateTextInputStateInternal(false, true /* reply_to_request */);
[email protected]105dffb42013-02-20 03:46:212121#endif
Dave Tapuska9db80842017-07-24 17:24:262122}
[email protected]105dffb42013-02-20 03:46:212123
ekaramadc9b70a72017-03-23 16:14:232124void RenderWidget::OnRequestCompositionUpdates(bool immediate_request,
2125 bool monitor_updates) {
2126 monitor_composition_info_ = monitor_updates;
nonafa291792016-08-10 02:36:182127 if (!immediate_request)
2128 return;
2129 UpdateCompositionInfo(true /* immediate request */);
2130}
2131
[email protected]fcdc5642014-05-09 14:32:242132void RenderWidget::OnOrientationChange() {
Ehsan Karamad655d7b8a2018-01-12 18:38:382133 if (auto* frame_widget = GetFrameWidget()) {
Alex Moshchuk0b409c42017-09-13 02:09:002134 // LocalRoot() might return null for provisional main frames. In this case,
2135 // the frame hasn't committed a navigation and is not swapped into the tree
2136 // yet, so it doesn't make sense to send orientation change events to it.
2137 //
2138 // TODO(https://crbug.com/578349): This check should be cleaned up
2139 // once provisional frames are gone.
Ehsan Karamad655d7b8a2018-01-12 18:38:382140 if (frame_widget->LocalRoot())
2141 frame_widget->LocalRoot()->SendOrientationChangeEvent();
lfg8d649cc2017-04-28 18:04:302142 }
[email protected]fcdc5642014-05-09 14:32:242143}
2144
[email protected]bee16aab2009-08-26 15:55:032145void RenderWidget::SetHidden(bool hidden) {
2146 if (is_hidden_ == hidden)
2147 return;
2148
jdduke8fac9d102014-12-20 02:40:132149 // The status has changed. Tell the RenderThread about it and ensure
2150 // throttled acks are released in case frame production ceases.
[email protected]bee16aab2009-08-26 15:55:032151 is_hidden_ = hidden;
jdduke8fac9d102014-12-20 02:40:132152
Scott Violet1098538e2017-10-05 19:23:332153#if defined(USE_AURA)
Scott Violete46b3352018-09-22 00:37:072154 if (features::IsMultiProcessMash())
Scott Violet1098538e2017-10-05 19:23:332155 RendererWindowTreeClient::Get(routing_id_)->SetVisible(!hidden);
2156#endif
2157
Saman Sami58ed4392018-01-31 20:54:192158 // RenderThreadImpl::current() could be null in tests.
2159 if (RenderThreadImpl::current()) {
2160 if (is_hidden_) {
2161 RenderThreadImpl::current()->WidgetHidden();
2162 first_update_visual_state_after_hidden_ = true;
2163 } else {
2164 RenderThreadImpl::current()->WidgetRestored();
2165 }
Lei Zhang9b359d32017-11-28 00:57:022166 }
alexclarke7fa93942015-10-21 15:37:112167
2168 if (render_widget_scheduling_state_)
2169 render_widget_scheduling_state_->SetHidden(hidden);
[email protected]bee16aab2009-08-26 15:55:032170}
2171
[email protected]2b624c562011-10-27 22:58:262172void RenderWidget::DidToggleFullscreen() {
lfg8ff33912016-09-13 20:59:212173 if (!GetWebWidget())
[email protected]2b624c562011-10-27 22:58:262174 return;
2175
mikhail.pozdnyakovf2c902a2015-04-14 08:09:122176 if (is_fullscreen_granted_) {
Blink Reformat1c4d759e2017-04-09 16:34:542177 GetWebWidget()->DidEnterFullscreen();
[email protected]2b624c562011-10-27 22:58:262178 } else {
Blink Reformat1c4d759e2017-04-09 16:34:542179 GetWebWidget()->DidExitFullscreen();
[email protected]2b624c562011-10-27 22:58:262180 }
[email protected]2b624c562011-10-27 22:58:262181}
2182
changwanf2a707b2015-10-30 08:22:162183void RenderWidget::OnImeEventGuardStart(ImeEventGuard* guard) {
2184 if (!ime_event_guard_)
2185 ime_event_guard_ = guard;
[email protected]66fca5bc2013-05-23 06:58:292186}
2187
changwanf2a707b2015-10-30 08:22:162188void RenderWidget::OnImeEventGuardFinish(ImeEventGuard* guard) {
Jeremy Roman0b261f42018-08-28 15:36:012189 if (ime_event_guard_ != guard)
changwanf2a707b2015-10-30 08:22:162190 return;
changwanf2a707b2015-10-30 08:22:162191 ime_event_guard_ = nullptr;
2192
[email protected]66fca5bc2013-05-23 06:58:292193 // While handling an ime event, text input state and selection bounds updates
2194 // are ignored. These must explicitly be updated once finished handling the
2195 // ime event.
2196 UpdateSelectionBounds();
[email protected]cb9e2632013-06-18 11:26:472197#if defined(OS_ANDROID)
changwan75e3b2072017-01-16 02:55:002198 if (guard->show_virtual_keyboard())
2199 ShowVirtualKeyboard();
2200 else
2201 UpdateTextInputState();
[email protected]cb9e2632013-06-18 11:26:472202#endif
[email protected]66fca5bc2013-05-23 06:58:292203}
2204
[email protected]7c8873e2013-02-05 08:03:012205void RenderWidget::GetSelectionBounds(gfx::Rect* focus, gfx::Rect* anchor) {
brettw4b461082016-11-19 18:55:162206#if BUILDFLAG(ENABLE_PLUGINS)
EhsanK22d482e2017-08-10 17:29:492207 if (auto* plugin = GetFocusedPepperPluginInsideWidget()) {
ekaramad2a46d632016-07-19 13:33:092208 // TODO(kinaba) http://crbug.com/101101
2209 // Current Pepper IME API does not handle selection bounds. So we simply
2210 // use the caret position as an empty range for now. It will be updated
2211 // after Pepper API equips features related to surrounding text retrieval.
EhsanK22d482e2017-08-10 17:29:492212 blink::WebRect caret(plugin->GetCaretBounds());
Blink Reformat1c4d759e2017-04-09 16:34:542213 ConvertViewportToWindow(&caret);
ekaramad2a46d632016-07-19 13:33:092214 *focus = caret;
2215 *anchor = caret;
2216 return;
2217 }
2218#endif
[email protected]7c8873e2013-02-05 08:03:012219 WebRect focus_webrect;
2220 WebRect anchor_webrect;
Blink Reformat1c4d759e2017-04-09 16:34:542221 GetWebWidget()->SelectionBounds(focus_webrect, anchor_webrect);
2222 ConvertViewportToWindow(&focus_webrect);
2223 ConvertViewportToWindow(&anchor_webrect);
oshima33ec97cd2015-12-14 19:40:242224 *focus = focus_webrect;
2225 *anchor = anchor_webrect;
[email protected]73bf95812011-10-12 11:38:322226}
2227
[email protected]e99ef6f2011-10-16 01:13:002228void RenderWidget::UpdateSelectionBounds() {
jdduke1aebad8e2015-07-22 23:25:082229 TRACE_EVENT0("renderer", "RenderWidget::UpdateSelectionBounds");
lfg8ff33912016-09-13 20:59:212230 if (!GetWebWidget())
[email protected]e99ef6f2011-10-16 01:13:002231 return;
changwanf2a707b2015-10-30 08:22:162232 if (ime_event_guard_)
[email protected]66fca5bc2013-05-23 06:58:292233 return;
[email protected]e99ef6f2011-10-16 01:13:002234
mohsenb0eeba72015-08-09 06:20:082235#if defined(USE_AURA)
2236 // TODO(mohsen): For now, always send explicit selection IPC notifications for
2237 // Aura beucause composited selection updates are not working for webview tags
2238 // which regresses IME inside webview. Remove this when composited selection
2239 // updates are fixed for webviews. See, http://crbug.com/510568.
2240 bool send_ipc = true;
2241#else
jddukeacf809e2014-09-23 20:38:382242 // With composited selection updates, the selection bounds will be reported
2243 // directly by the compositor, in which case explicit IPC selection
2244 // notifications should be suppressed.
mohsenb0eeba72015-08-09 06:20:082245 bool send_ipc =
Blink Reformat1c4d759e2017-04-09 16:34:542246 !blink::WebRuntimeFeatures::IsCompositedSelectionUpdateEnabled();
mohsenb0eeba72015-08-09 06:20:082247#endif
2248 if (send_ipc) {
Albert J. Wong3c93c182018-09-27 17:29:432249 WidgetHostMsg_SelectionBounds_Params params;
EhsanK955ba582017-11-30 21:14:402250 params.is_anchor_first = false;
jddukeacf809e2014-09-23 20:38:382251 GetSelectionBounds(&params.anchor_rect, &params.focus_rect);
2252 if (selection_anchor_rect_ != params.anchor_rect ||
2253 selection_focus_rect_ != params.focus_rect) {
2254 selection_anchor_rect_ = params.anchor_rect;
2255 selection_focus_rect_ = params.focus_rect;
EhsanK955ba582017-11-30 21:14:402256 if (auto* focused_frame = GetFocusedWebLocalFrameInWidget()) {
2257 focused_frame->SelectionTextDirection(params.focus_dir,
2258 params.anchor_dir);
2259 params.is_anchor_first = focused_frame->IsSelectionAnchorFirst();
2260 }
Albert J. Wong3c93c182018-09-27 17:29:432261 Send(new WidgetHostMsg_SelectionBoundsChanged(routing_id_, params));
jddukeacf809e2014-09-23 20:38:382262 }
[email protected]58b48a0d2012-06-13 07:01:352263 }
jddukeacf809e2014-09-23 20:38:382264
nonafa291792016-08-10 02:36:182265 UpdateCompositionInfo(false /* not an immediate request */);
[email protected]e99ef6f2011-10-16 01:13:002266}
2267
lfgb00fcad2016-07-14 14:16:332268void RenderWidget::DidAutoResize(const gfx::Size& new_size) {
2269 WebRect new_size_in_window(0, 0, new_size.width(), new_size.height());
Blink Reformat1c4d759e2017-04-09 16:34:542270 ConvertViewportToWindow(&new_size_in_window);
lfgb00fcad2016-07-14 14:16:332271 if (size_.width() != new_size_in_window.width ||
2272 size_.height() != new_size_in_window.height) {
2273 size_ = gfx::Size(new_size_in_window.width, new_size_in_window.height);
2274
2275 if (resizing_mode_selector_->is_synchronous_mode()) {
Blink Reformat1c4d759e2017-04-09 16:34:542276 gfx::Rect new_pos(WindowRect().x, WindowRect().y, size_.width(),
2277 size_.height());
Albert J. Wong3c93c182018-09-27 17:29:432278 widget_screen_rect_ = new_pos;
lfgb00fcad2016-07-14 14:16:332279 window_screen_rect_ = new_pos;
2280 }
2281
Christopher Camerone9a30c12018-03-07 08:23:382282 // TODO(ccameron): Note that this destroys any information differentiating
Christopher Cameronaad15a0d2018-03-09 03:47:332283 // |size_| from |compositor_viewport_pixel_size_|. Also note that the
2284 // calculation of |new_compositor_viewport_pixel_size| does not appear to
2285 // take into account device emulation.
danakja6c10012018-07-06 14:25:362286 if (layer_tree_view_)
2287 layer_tree_view_->RequestNewLocalSurfaceId();
Christopher Cameronaad15a0d2018-03-09 03:47:332288 gfx::Size new_compositor_viewport_pixel_size =
Fady Samuela863f152018-03-09 16:10:032289 gfx::ScaleToCeiledSize(size_, GetWebScreenInfo().device_scale_factor);
Fady Samuel4255c182018-05-24 20:42:362290 UpdateSurfaceAndScreenInfo(local_surface_id_from_parent_,
2291 new_compositor_viewport_pixel_size,
2292 screen_info_);
lfgb00fcad2016-07-14 14:16:332293 }
2294}
2295
[email protected]58b48a0d2012-06-13 07:01:352296void RenderWidget::GetCompositionCharacterBounds(
2297 std::vector<gfx::Rect>* bounds) {
2298 DCHECK(bounds);
2299 bounds->clear();
ekaramad2a46d632016-07-19 13:33:092300
brettw4b461082016-11-19 18:55:162301#if BUILDFLAG(ENABLE_PLUGINS)
EhsanK22d482e2017-08-10 17:29:492302 if (GetFocusedPepperPluginInsideWidget())
ekaramad2a46d632016-07-19 13:33:092303 return;
2304#endif
2305
Ehsan Karamad4975af6d2018-02-09 16:58:162306 blink::WebInputMethodController* controller = GetInputMethodController();
2307 if (!controller)
ekaramad2a46d632016-07-19 13:33:092308 return;
2309 blink::WebVector<blink::WebRect> bounds_from_blink;
Ehsan Karamad4975af6d2018-02-09 16:58:162310 if (!controller->GetCompositionCharacterBounds(bounds_from_blink))
ekaramad2a46d632016-07-19 13:33:092311 return;
2312
2313 for (size_t i = 0; i < bounds_from_blink.size(); ++i) {
Blink Reformat1c4d759e2017-04-09 16:34:542314 ConvertViewportToWindow(&bounds_from_blink[i]);
ekaramad2a46d632016-07-19 13:33:092315 bounds->push_back(bounds_from_blink[i]);
2316 }
[email protected]58b48a0d2012-06-13 07:01:352317}
2318
[email protected]db4fc1e2013-09-06 20:01:512319void RenderWidget::GetCompositionRange(gfx::Range* range) {
brettw4b461082016-11-19 18:55:162320#if BUILDFLAG(ENABLE_PLUGINS)
EhsanK22d482e2017-08-10 17:29:492321 if (GetFocusedPepperPluginInsideWidget())
ekaramad2a46d632016-07-19 13:33:092322 return;
2323#endif
EhsanKcdee7b72017-11-08 21:30:092324 blink::WebInputMethodController* controller = GetInputMethodController();
2325 WebRange web_range = controller ? controller->CompositionRange() : WebRange();
Blink Reformat1c4d759e2017-04-09 16:34:542326 if (web_range.IsNull()) {
nona2363a3d2016-11-09 03:26:212327 *range = gfx::Range::InvalidRange();
2328 return;
[email protected]88dbe32f2013-06-20 23:31:362329 }
Blink Reformat1c4d759e2017-04-09 16:34:542330 range->set_start(web_range.StartOffset());
2331 range->set_end(web_range.EndOffset());
[email protected]88dbe32f2013-06-20 23:31:362332}
2333
[email protected]501ea13d2013-07-09 17:03:292334bool RenderWidget::ShouldUpdateCompositionInfo(
[email protected]db4fc1e2013-09-06 20:01:512335 const gfx::Range& range,
[email protected]501ea13d2013-07-09 17:03:292336 const std::vector<gfx::Rect>& bounds) {
changwan2418e1b2016-12-12 12:43:082337 if (!range.IsValid())
2338 return false;
[email protected]501ea13d2013-07-09 17:03:292339 if (composition_range_ != range)
2340 return true;
2341 if (bounds.size() != composition_character_bounds_.size())
2342 return true;
2343 for (size_t i = 0; i < bounds.size(); ++i) {
2344 if (bounds[i] != composition_character_bounds_[i])
2345 return true;
2346 }
2347 return false;
2348}
[email protected]501ea13d2013-07-09 17:03:292349
[email protected]ad26ef42011-06-17 07:59:452350bool RenderWidget::CanComposeInline() {
brettw4b461082016-11-19 18:55:162351#if BUILDFLAG(ENABLE_PLUGINS)
EhsanK22d482e2017-08-10 17:29:492352 if (auto* plugin = GetFocusedPepperPluginInsideWidget())
2353 return plugin->IsPluginAcceptingCompositionEvents();
ekaramad2a46d632016-07-19 13:33:092354#endif
[email protected]ad26ef42011-06-17 07:59:452355 return true;
[email protected]56ea1a62011-05-30 07:05:572356}
2357
Blink Reformat1c4d759e2017-04-09 16:34:542358blink::WebScreenInfo RenderWidget::GetScreenInfo() {
ccameron2f451532016-09-07 21:49:272359 blink::WebScreenInfo web_screen_info;
Blink Reformat1c4d759e2017-04-09 16:34:542360 web_screen_info.device_scale_factor = screen_info_.device_scale_factor;
ccameronab0aab82017-06-24 17:21:542361 web_screen_info.color_space = screen_info_.color_space;
ccameron2f451532016-09-07 21:49:272362 web_screen_info.depth = screen_info_.depth;
Blink Reformat1c4d759e2017-04-09 16:34:542363 web_screen_info.depth_per_component = screen_info_.depth_per_component;
2364 web_screen_info.is_monochrome = screen_info_.is_monochrome;
ccameron2f451532016-09-07 21:49:272365 web_screen_info.rect = blink::WebRect(screen_info_.rect);
Blink Reformat1c4d759e2017-04-09 16:34:542366 web_screen_info.available_rect = blink::WebRect(screen_info_.available_rect);
ccameron2f451532016-09-07 21:49:272367 switch (screen_info_.orientation_type) {
2368 case SCREEN_ORIENTATION_VALUES_PORTRAIT_PRIMARY:
Blink Reformat1c4d759e2017-04-09 16:34:542369 web_screen_info.orientation_type =
2370 blink::kWebScreenOrientationPortraitPrimary;
ccameron2f451532016-09-07 21:49:272371 break;
2372 case SCREEN_ORIENTATION_VALUES_PORTRAIT_SECONDARY:
Blink Reformat1c4d759e2017-04-09 16:34:542373 web_screen_info.orientation_type =
2374 blink::kWebScreenOrientationPortraitSecondary;
ccameron2f451532016-09-07 21:49:272375 break;
2376 case SCREEN_ORIENTATION_VALUES_LANDSCAPE_PRIMARY:
Blink Reformat1c4d759e2017-04-09 16:34:542377 web_screen_info.orientation_type =
2378 blink::kWebScreenOrientationLandscapePrimary;
ccameron2f451532016-09-07 21:49:272379 break;
2380 case SCREEN_ORIENTATION_VALUES_LANDSCAPE_SECONDARY:
Blink Reformat1c4d759e2017-04-09 16:34:542381 web_screen_info.orientation_type =
2382 blink::kWebScreenOrientationLandscapeSecondary;
ccameron2f451532016-09-07 21:49:272383 break;
2384 default:
Blink Reformat1c4d759e2017-04-09 16:34:542385 web_screen_info.orientation_type = blink::kWebScreenOrientationUndefined;
ccameron2f451532016-09-07 21:49:272386 break;
2387 }
Blink Reformat1c4d759e2017-04-09 16:34:542388 web_screen_info.orientation_angle = screen_info_.orientation_angle;
Fady Samuel85a1bf72017-10-27 14:30:202389
ccameron2f451532016-09-07 21:49:272390 return web_screen_info;
[email protected]4873c7d2009-07-16 06:36:282391}
2392
Blink Reformat1c4d759e2017-04-09 16:34:542393void RenderWidget::DidHandleGestureEvent(const WebGestureEvent& event,
2394 bool event_cancelled) {
danakja2c9d0a92018-07-25 20:01:182395 if (event_cancelled) {
2396 // The |owner_delegate_| doesn't need to hear about cancelled events.
[email protected]c68c3e4e2013-01-24 00:36:562397 return;
danakja2c9d0a92018-07-25 20:01:182398 }
2399
2400#if defined(OS_ANDROID) || defined(USE_AURA)
Blink Reformat1c4d759e2017-04-09 16:34:542401 if (event.GetType() == WebInputEvent::kGestureTap) {
changwan75e3b2072017-01-16 02:55:002402 ShowVirtualKeyboard();
Blink Reformat1c4d759e2017-04-09 16:34:542403 } else if (event.GetType() == WebInputEvent::kGestureLongPress) {
lfg8ff33912016-09-13 20:59:212404 DCHECK(GetWebWidget());
ekaramad5aff1942017-01-06 01:26:352405 blink::WebInputMethodController* controller = GetInputMethodController();
Blink Reformat1c4d759e2017-04-09 16:34:542406 if (!controller || controller->TextInputInfo().value.IsEmpty())
changwan75e3b2072017-01-16 02:55:002407 UpdateTextInputState();
[email protected]07c70d22014-08-21 08:33:462408 else
changwan75e3b2072017-01-16 02:55:002409 ShowVirtualKeyboard();
[email protected]c68c3e4e2013-01-24 00:36:562410 }
ekaramada110f642016-12-21 19:47:282411// TODO(ananta): Piggyback off existing IPCs to communicate this information,
2412// crbug/420130.
2413#if defined(OS_WIN)
danakja2c9d0a92018-07-25 20:01:182414 if (event.GetType() == blink::WebGestureEvent::kGestureTap) {
2415 // TODO(estade): hit test the event against focused node to make sure
2416 // the tap actually hit the focused node.
2417 blink::WebInputMethodController* controller = GetInputMethodController();
2418 blink::WebTextInputType text_input_type =
2419 controller ? controller->TextInputType() : blink::kWebTextInputTypeNone;
ekaramada110f642016-12-21 19:47:282420
Albert J. Wong3c93c182018-09-27 17:29:432421 Send(new WidgetHostMsg_FocusedNodeTouched(
danakja2c9d0a92018-07-25 20:01:182422 routing_id_, text_input_type != blink::kWebTextInputTypeNone));
2423 }
ekaramada110f642016-12-21 19:47:282424#endif
[email protected]c68c3e4e2013-01-24 00:36:562425#endif
danakja2c9d0a92018-07-25 20:01:182426
2427 // The |owner_delegate_| gets to respond to handling gestures last.
2428 if (owner_delegate_)
2429 owner_delegate_->DidHandleGestureEventForWidget(event);
[email protected]c68c3e4e2013-01-24 00:36:562430}
2431
Blink Reformat1c4d759e2017-04-09 16:34:542432void RenderWidget::DidOverscroll(
bokane53a10f2016-04-13 23:48:312433 const blink::WebFloatSize& overscrollDelta,
2434 const blink::WebFloatSize& accumulatedOverscroll,
sataya.m582c9ce2015-06-09 08:03:422435 const blink::WebFloatPoint& position,
sunyunjiabbea8a92017-08-31 11:18:542436 const blink::WebFloatSize& velocity,
danakje819b622018-05-01 20:27:142437 const cc::OverscrollBehavior& behavior) {
bokan731ec382016-04-07 03:16:482438#if defined(OS_MACOSX)
2439 // On OSX the user can disable the elastic overscroll effect. If that's the
2440 // case, don't forward the overscroll notification.
2441 DCHECK(compositor_deps());
2442 if (!compositor_deps()->IsElasticOverscrollEnabled())
2443 return;
2444#endif
bokane53a10f2016-04-13 23:48:312445 input_handler_->DidOverscrollFromBlink(overscrollDelta, accumulatedOverscroll,
sunyunjiabbea8a92017-08-31 11:18:542446 position, velocity, behavior);
sataya.m582c9ce2015-06-09 08:03:422447}
2448
danakj4b347212018-07-04 17:55:172449// static
2450cc::LayerTreeSettings RenderWidget::GenerateLayerTreeSettings(
2451 CompositorDependencies* compositor_deps,
2452 bool is_for_subframe,
2453 const gfx::Size& initial_screen_size,
2454 float initial_device_scale_factor) {
2455 const bool is_threaded =
2456 !!compositor_deps->GetCompositorImplThreadTaskRunner();
2457
2458 const base::CommandLine& cmd = *base::CommandLine::ForCurrentProcess();
2459 cc::LayerTreeSettings settings;
2460
2461 settings.resource_settings.use_r16_texture =
2462 base::FeatureList::IsEnabled(media::kUseR16Texture);
2463
2464 settings.commit_to_active_tree = !is_threaded;
2465 settings.is_layer_tree_for_subframe = is_for_subframe;
2466
2467 // For web contents, layer transforms should scale up the contents of layers
2468 // to keep content always crisp when possible.
2469 settings.layer_transforms_should_scale_layer_contents = true;
2470
2471 settings.main_frame_before_activation_enabled =
2472 cmd.HasSwitch(cc::switches::kEnableMainFrameBeforeActivation);
2473
2474 // Checkerimaging is not supported for synchronous single-threaded mode, which
2475 // is what the renderer uses if its not threaded.
2476 settings.enable_checker_imaging =
2477 !cmd.HasSwitch(cc::switches::kDisableCheckerImaging) && is_threaded;
2478
2479#if defined(OS_ANDROID)
2480 // We can use a more aggressive limit on Android since decodes tend to take
2481 // longer on these devices.
2482 settings.min_image_bytes_to_checker = 512 * 1024; // 512kB
2483
2484 // Re-rasterization of checker-imaged content with software raster can be too
2485 // costly on Android.
2486 settings.only_checker_images_with_gpu_raster = true;
2487#endif
2488
2489 auto switch_value_as_int = [](const base::CommandLine& command_line,
2490 const std::string& switch_string, int min_value,
2491 int max_value, int* result) {
2492 std::string string_value = command_line.GetSwitchValueASCII(switch_string);
2493 int int_value;
2494 if (base::StringToInt(string_value, &int_value) && int_value >= min_value &&
2495 int_value <= max_value) {
2496 *result = int_value;
2497 return true;
2498 } else {
2499 LOG(WARNING) << "Failed to parse switch " << switch_string << ": "
2500 << string_value;
2501 return false;
2502 }
2503 };
2504
2505 int default_tile_size = 256;
2506#if defined(OS_ANDROID)
2507 const gfx::Size screen_size =
2508 gfx::ScaleToFlooredSize(initial_screen_size, initial_device_scale_factor);
2509 int display_width = screen_size.width();
2510 int display_height = screen_size.height();
2511 int numTiles = (display_width * display_height) / (256 * 256);
2512 if (numTiles > 16)
2513 default_tile_size = 384;
2514 if (numTiles >= 40)
2515 default_tile_size = 512;
2516
2517 // Adjust for some resolutions that barely straddle an extra
2518 // tile when in portrait mode. This helps worst case scroll/raster
2519 // by not needing a full extra tile for each row.
2520 constexpr int tolerance = 10; // To avoid rounding errors.
2521 int portrait_width = std::min(display_width, display_height);
2522 if (default_tile_size == 256 && std::abs(portrait_width - 768) < tolerance)
2523 default_tile_size += 32;
2524 if (default_tile_size == 384 && std::abs(portrait_width - 1200) < tolerance)
2525 default_tile_size += 32;
2526#elif defined(OS_CHROMEOS) || defined(OS_MACOSX)
2527 // Use 512 for high DPI (dsf=2.0f) devices.
2528 if (initial_device_scale_factor >= 2.0f)
2529 default_tile_size = 512;
2530#endif
2531
2532 // TODO(danakj): This should not be a setting O_O; it should change when the
2533 // device scale factor on LayerTreeHost changes.
2534 settings.default_tile_size = gfx::Size(default_tile_size, default_tile_size);
2535 if (cmd.HasSwitch(switches::kDefaultTileWidth)) {
2536 int tile_width = 0;
2537 switch_value_as_int(cmd, switches::kDefaultTileWidth, 1,
2538 std::numeric_limits<int>::max(), &tile_width);
2539 settings.default_tile_size.set_width(tile_width);
2540 }
2541 if (cmd.HasSwitch(switches::kDefaultTileHeight)) {
2542 int tile_height = 0;
2543 switch_value_as_int(cmd, switches::kDefaultTileHeight, 1,
2544 std::numeric_limits<int>::max(), &tile_height);
2545 settings.default_tile_size.set_height(tile_height);
2546 }
2547
2548 int max_untiled_layer_width = settings.max_untiled_layer_size.width();
2549 if (cmd.HasSwitch(switches::kMaxUntiledLayerWidth)) {
2550 switch_value_as_int(cmd, switches::kMaxUntiledLayerWidth, 1,
2551 std::numeric_limits<int>::max(),
2552 &max_untiled_layer_width);
2553 }
2554 int max_untiled_layer_height = settings.max_untiled_layer_size.height();
2555 if (cmd.HasSwitch(switches::kMaxUntiledLayerHeight)) {
2556 switch_value_as_int(cmd, switches::kMaxUntiledLayerHeight, 1,
2557 std::numeric_limits<int>::max(),
2558 &max_untiled_layer_height);
2559 }
2560
2561 settings.max_untiled_layer_size =
2562 gfx::Size(max_untiled_layer_width, max_untiled_layer_height);
2563
2564 settings.gpu_rasterization_msaa_sample_count =
2565 compositor_deps->GetGpuRasterizationMSAASampleCount();
2566 settings.gpu_rasterization_forced =
2567 compositor_deps->IsGpuRasterizationForced();
2568
2569 settings.can_use_lcd_text = compositor_deps->IsLcdTextEnabled();
2570 settings.use_zero_copy = compositor_deps->IsZeroCopyEnabled();
2571 settings.use_partial_raster = compositor_deps->IsPartialRasterEnabled();
2572 settings.enable_elastic_overscroll =
2573 compositor_deps->IsElasticOverscrollEnabled();
2574 settings.resource_settings.use_gpu_memory_buffer_resources =
2575 compositor_deps->IsGpuMemoryBufferCompositorResourcesEnabled();
2576 settings.use_painted_device_scale_factor =
2577 compositor_deps->IsUseZoomForDSFEnabled();
2578
2579 // Build LayerTreeSettings from command line args.
2580 if (cmd.HasSwitch(cc::switches::kBrowserControlsShowThreshold)) {
2581 std::string top_threshold_str =
2582 cmd.GetSwitchValueASCII(cc::switches::kBrowserControlsShowThreshold);
2583 double show_threshold;
2584 if (base::StringToDouble(top_threshold_str, &show_threshold) &&
2585 show_threshold >= 0.f && show_threshold <= 1.f)
2586 settings.top_controls_show_threshold = show_threshold;
2587 }
2588
2589 if (cmd.HasSwitch(cc::switches::kBrowserControlsHideThreshold)) {
2590 std::string top_threshold_str =
2591 cmd.GetSwitchValueASCII(cc::switches::kBrowserControlsHideThreshold);
2592 double hide_threshold;
2593 if (base::StringToDouble(top_threshold_str, &hide_threshold) &&
2594 hide_threshold >= 0.f && hide_threshold <= 1.f)
2595 settings.top_controls_hide_threshold = hide_threshold;
2596 }
2597
2598 settings.use_layer_lists = cmd.HasSwitch(cc::switches::kEnableLayerLists);
2599
2600 // The means the renderer compositor has 2 possible modes:
2601 // - Threaded compositing with a scheduler.
2602 // - Single threaded compositing without a scheduler (for layout tests only).
2603 // Using the scheduler in layout tests introduces additional composite steps
2604 // that create flakiness.
2605 settings.single_thread_proxy_scheduler = false;
2606
2607 // These flags should be mirrored by UI versions in ui/compositor/.
2608 if (cmd.HasSwitch(cc::switches::kShowCompositedLayerBorders))
2609 settings.initial_debug_state.show_debug_borders.set();
2610 settings.initial_debug_state.show_layer_animation_bounds_rects =
2611 cmd.HasSwitch(cc::switches::kShowLayerAnimationBounds);
2612 settings.initial_debug_state.show_paint_rects =
2613 cmd.HasSwitch(switches::kShowPaintRects);
2614 settings.initial_debug_state.show_property_changed_rects =
2615 cmd.HasSwitch(cc::switches::kShowPropertyChangedRects);
2616 settings.initial_debug_state.show_surface_damage_rects =
2617 cmd.HasSwitch(cc::switches::kShowSurfaceDamageRects);
2618 settings.initial_debug_state.show_screen_space_rects =
2619 cmd.HasSwitch(cc::switches::kShowScreenSpaceRects);
2620
2621 settings.initial_debug_state.SetRecordRenderingStats(
2622 cmd.HasSwitch(cc::switches::kEnableGpuBenchmarking));
2623 settings.enable_surface_synchronization =
2624 features::IsSurfaceSynchronizationEnabled();
2625 settings.build_hit_test_data = features::IsVizHitTestingSurfaceLayerEnabled();
2626
2627 if (cmd.HasSwitch(cc::switches::kSlowDownRasterScaleFactor)) {
2628 const int kMinSlowDownScaleFactor = 0;
2629 const int kMaxSlowDownScaleFactor = INT_MAX;
2630 switch_value_as_int(
2631 cmd, cc::switches::kSlowDownRasterScaleFactor, kMinSlowDownScaleFactor,
2632 kMaxSlowDownScaleFactor,
2633 &settings.initial_debug_state.slow_down_raster_scale_factor);
2634 }
2635
2636 // This is default overlay scrollbar settings for Android and DevTools mobile
2637 // emulator. Aura Overlay Scrollbar will override below.
2638 settings.scrollbar_animator = cc::LayerTreeSettings::ANDROID_OVERLAY;
2639 settings.solid_color_scrollbar_color = SkColorSetARGB(128, 128, 128, 128);
2640 settings.scrollbar_fade_delay = base::TimeDelta::FromMilliseconds(300);
2641 settings.scrollbar_fade_duration = base::TimeDelta::FromMilliseconds(300);
2642
2643#if defined(OS_ANDROID)
2644 bool using_synchronous_compositor =
2645 compositor_deps->UsingSynchronousCompositing();
2646 bool using_low_memory_policy = base::SysInfo::IsLowEndDevice();
2647
2648 settings.use_stream_video_draw_quad = true;
2649 settings.using_synchronous_renderer_compositor = using_synchronous_compositor;
2650 if (using_synchronous_compositor) {
2651 // Android WebView uses system scrollbars, so make ours invisible.
2652 // http://crbug.com/677348: This can't be done using hide_scrollbars
2653 // setting because supporting -webkit custom scrollbars is still desired
2654 // on sublayers.
2655 settings.scrollbar_animator = cc::LayerTreeSettings::NO_ANIMATOR;
2656 settings.solid_color_scrollbar_color = SK_ColorTRANSPARENT;
2657
2658 settings.enable_early_damage_check =
2659 cmd.HasSwitch(cc::switches::kCheckDamageEarly);
2660 }
2661 // Android WebView handles root layer flings itself.
2662 settings.ignore_root_layer_flings = using_synchronous_compositor;
2663 // Memory policy on Android WebView does not depend on whether device is
2664 // low end, so always use default policy.
2665 if (using_low_memory_policy && !using_synchronous_compositor) {
2666 // On low-end we want to be very carefull about killing other
2667 // apps. So initially we use 50% more memory to avoid flickering
2668 // or raster-on-demand.
2669 settings.max_memory_for_prepaint_percentage = 67;
2670 } else {
2671 // On other devices we have increased memory excessively to avoid
2672 // raster-on-demand already, so now we reserve 50% _only_ to avoid
2673 // raster-on-demand, and use 50% of the memory otherwise.
2674 settings.max_memory_for_prepaint_percentage = 50;
2675 }
2676
2677 // TODO(danakj): Only do this on low end devices.
2678 settings.create_low_res_tiling = true;
2679
2680#else // defined(OS_ANDROID)
2681 bool using_synchronous_compositor = false; // Only for Android WebView.
2682 // On desktop, we never use the low memory policy unless we are simulating
2683 // low-end mode via a switch.
2684 bool using_low_memory_policy =
2685 cmd.HasSwitch(switches::kEnableLowEndDeviceMode);
2686
2687 if (ui::IsOverlayScrollbarEnabled()) {
2688 settings.scrollbar_animator = cc::LayerTreeSettings::AURA_OVERLAY;
2689 settings.scrollbar_fade_delay = ui::kOverlayScrollbarFadeDelay;
2690 settings.scrollbar_fade_duration = ui::kOverlayScrollbarFadeDuration;
2691 settings.scrollbar_thinning_duration =
2692 ui::kOverlayScrollbarThinningDuration;
2693 settings.scrollbar_flash_after_any_scroll_update =
2694 ui::OverlayScrollbarFlashAfterAnyScrollUpdate();
2695 settings.scrollbar_flash_when_mouse_enter =
2696 ui::OverlayScrollbarFlashWhenMouseEnter();
2697 }
2698
2699 // On desktop, if there's over 4GB of memory on the machine, increase the
2700 // working set size to 256MB for both gpu and software.
2701 const int kImageDecodeMemoryThresholdMB = 4 * 1024;
2702 if (base::SysInfo::AmountOfPhysicalMemoryMB() >=
2703 kImageDecodeMemoryThresholdMB) {
2704 settings.decoded_image_working_set_budget_bytes = 256 * 1024 * 1024;
2705 } else {
2706 // This is the default, but recorded here as well.
2707 settings.decoded_image_working_set_budget_bytes = 128 * 1024 * 1024;
2708 }
2709#endif // defined(OS_ANDROID)
2710
2711 if (using_low_memory_policy) {
2712 // RGBA_4444 textures are only enabled:
2713 // - If the user hasn't explicitly disabled them
2714 // - If system ram is <= 512MB (1GB devices are sometimes low-end).
2715 // - If we are not running in a WebView, where 4444 isn't supported.
2716 if (!cmd.HasSwitch(switches::kDisableRGBA4444Textures) &&
2717 base::SysInfo::AmountOfPhysicalMemoryMB() <= 512 &&
2718 !using_synchronous_compositor) {
2719 settings.use_rgba_4444 = viz::RGBA_4444;
2720
2721 // If we are going to unpremultiply and dither these tiles, we need to
2722 // allocate an additional RGBA_8888 intermediate for each tile
2723 // rasterization when rastering to RGBA_4444 to allow for dithering.
2724 // Setting a reasonable sized max tile size allows this intermediate to
2725 // be consistently reused.
2726 if (base::FeatureList::IsEnabled(
2727 kUnpremultiplyAndDitherLowBitDepthTiles)) {
2728 settings.max_gpu_raster_tile_size = gfx::Size(512, 256);
2729 settings.unpremultiply_and_dither_low_bit_depth_tiles = true;
2730 }
2731 }
2732 }
2733
2734 if (cmd.HasSwitch(switches::kEnableLowResTiling))
2735 settings.create_low_res_tiling = true;
2736 if (cmd.HasSwitch(switches::kDisableLowResTiling))
2737 settings.create_low_res_tiling = false;
2738
2739 if (cmd.HasSwitch(switches::kEnableRGBA4444Textures) &&
2740 !cmd.HasSwitch(switches::kDisableRGBA4444Textures)) {
2741 settings.use_rgba_4444 = true;
2742 }
2743
2744 settings.max_staging_buffer_usage_in_bytes = 32 * 1024 * 1024; // 32MB
2745 // Use 1/4th of staging buffers on low-end devices.
2746 if (base::SysInfo::IsLowEndDevice())
2747 settings.max_staging_buffer_usage_in_bytes /= 4;
2748
2749 cc::ManagedMemoryPolicy defaults = settings.memory_policy;
2750 settings.memory_policy = GetGpuMemoryPolicy(defaults, initial_screen_size,
2751 initial_device_scale_factor);
2752
2753 settings.disallow_non_exact_resource_reuse =
2754 cmd.HasSwitch(switches::kDisallowNonExactResourceReuse);
2755#if defined(OS_ANDROID)
2756 // TODO(crbug.com/746931): This feature appears to be causing visual
2757 // corruption on certain android devices. Will investigate and re-enable.
2758 settings.disallow_non_exact_resource_reuse = true;
2759#endif
2760
2761 if (cmd.HasSwitch(switches::kRunAllCompositorStagesBeforeDraw)) {
2762 settings.wait_for_all_pipeline_stages_before_draw = true;
2763 settings.enable_latency_recovery = false;
2764 }
2765
2766 settings.enable_image_animation_resync =
2767 !cmd.HasSwitch(switches::kDisableImageAnimationResync);
2768
2769 settings.always_request_presentation_time =
2770 cmd.HasSwitch(cc::switches::kAlwaysRequestPresentationTime);
Karolina Soltys4d60b402018-10-01 19:28:202771
2772 settings.send_compositor_frame_ack = false;
2773
danakj4b347212018-07-04 17:55:172774 return settings;
2775}
2776
2777// static
2778cc::ManagedMemoryPolicy RenderWidget::GetGpuMemoryPolicy(
2779 const cc::ManagedMemoryPolicy& default_policy,
2780 const gfx::Size& initial_screen_size,
2781 float initial_device_scale_factor) {
2782 cc::ManagedMemoryPolicy actual = default_policy;
2783 actual.bytes_limit_when_visible = 0;
2784
2785 // If the value was overridden on the command line, use the specified value.
2786 static bool client_hard_limit_bytes_overridden =
2787 base::CommandLine::ForCurrentProcess()->HasSwitch(
2788 switches::kForceGpuMemAvailableMb);
2789 if (client_hard_limit_bytes_overridden) {
2790 if (base::StringToSizeT(
2791 base::CommandLine::ForCurrentProcess()->GetSwitchValueASCII(
2792 switches::kForceGpuMemAvailableMb),
2793 &actual.bytes_limit_when_visible))
2794 actual.bytes_limit_when_visible *= 1024 * 1024;
2795 return actual;
2796 }
2797
2798#if defined(OS_ANDROID)
2799 // We can't query available GPU memory from the system on Android.
2800 // Physical memory is also mis-reported sometimes (eg. Nexus 10 reports
2801 // 1262MB when it actually has 2GB, while Razr M has 1GB but only reports
2802 // 128MB java heap size). First we estimate physical memory using both.
2803 size_t dalvik_mb = base::SysInfo::DalvikHeapSizeMB();
2804 size_t physical_mb = base::SysInfo::AmountOfPhysicalMemoryMB();
2805 size_t physical_memory_mb = 0;
2806 if (base::SysInfo::IsLowEndDevice()) {
2807 // TODO(crbug.com/742534): The code below appears to no longer work.
2808 // |dalvik_mb| no longer follows the expected heuristic pattern, causing us
2809 // to over-estimate memory on low-end devices. This entire section probably
2810 // needs to be re-written, but for now we can address the low-end Android
2811 // issues by ignoring |dalvik_mb|.
2812 physical_memory_mb = physical_mb;
2813 } else if (dalvik_mb >= 256) {
2814 physical_memory_mb = dalvik_mb * 4;
2815 } else {
2816 physical_memory_mb = std::max(dalvik_mb * 4, (physical_mb * 4) / 3);
2817 }
2818
2819 // Now we take a default of 1/8th of memory on high-memory devices,
2820 // and gradually scale that back for low-memory devices (to be nicer
2821 // to other apps so they don't get killed). Examples:
2822 // Nexus 4/10(2GB) 256MB (normally 128MB)
2823 // Droid Razr M(1GB) 114MB (normally 57MB)
2824 // Galaxy Nexus(1GB) 100MB (normally 50MB)
2825 // Xoom(1GB) 100MB (normally 50MB)
2826 // Nexus S(low-end) 8MB (normally 8MB)
2827 // Note that the compositor now uses only some of this memory for
2828 // pre-painting and uses the rest only for 'emergencies'.
2829 if (actual.bytes_limit_when_visible == 0) {
2830 // NOTE: Non-low-end devices use only 50% of these limits,
2831 // except during 'emergencies' where 100% can be used.
2832 if (physical_memory_mb >= 1536)
2833 actual.bytes_limit_when_visible = physical_memory_mb / 8; // >192MB
2834 else if (physical_memory_mb >= 1152)
2835 actual.bytes_limit_when_visible = physical_memory_mb / 8; // >144MB
2836 else if (physical_memory_mb >= 768)
2837 actual.bytes_limit_when_visible = physical_memory_mb / 10; // >76MB
2838 else if (physical_memory_mb >= 513)
2839 actual.bytes_limit_when_visible = physical_memory_mb / 12; // <64MB
2840 else
2841 // Devices with this little RAM have very little headroom so we hardcode
2842 // the limit rather than relying on the heuristics above. (They also use
2843 // 4444 textures so we can use a lower limit.)
2844 actual.bytes_limit_when_visible = 8;
2845
2846 actual.bytes_limit_when_visible =
2847 actual.bytes_limit_when_visible * 1024 * 1024;
2848 // Clamp the observed value to a specific range on Android.
2849 actual.bytes_limit_when_visible = std::max(
2850 actual.bytes_limit_when_visible, static_cast<size_t>(8 * 1024 * 1024));
2851 actual.bytes_limit_when_visible =
2852 std::min(actual.bytes_limit_when_visible,
2853 static_cast<size_t>(256 * 1024 * 1024));
2854 }
2855 actual.priority_cutoff_when_visible =
2856 gpu::MemoryAllocation::CUTOFF_ALLOW_EVERYTHING;
2857#else
2858 // Ignore what the system said and give all clients the same maximum
2859 // allocation on desktop platforms.
2860 actual.bytes_limit_when_visible = 512 * 1024 * 1024;
2861 actual.priority_cutoff_when_visible =
2862 gpu::MemoryAllocation::CUTOFF_ALLOW_NICE_TO_HAVE;
2863
2864 // For large monitors (4k), double the tile memory to avoid frequent out of
2865 // memory problems. 4k could mean a screen width of anywhere from 3840 to 4096
2866 // (see https://en.wikipedia.org/wiki/4K_resolution). We use 3500 as a proxy
2867 // for "large enough".
2868 static const int kLargeDisplayThreshold = 3500;
2869 int display_width =
2870 std::round(initial_screen_size.width() * initial_device_scale_factor);
2871 if (display_width >= kLargeDisplayThreshold)
2872 actual.bytes_limit_when_visible *= 2;
2873#endif
2874 return actual;
2875}
2876
[email protected]7912e822014-04-16 02:37:032877void RenderWidget::StartCompositor() {
sievers71c62dd52015-10-07 01:44:392878 if (!is_hidden())
danakja6c10012018-07-06 14:25:362879 layer_tree_view_->SetVisible(true);
[email protected]24ed0432013-04-24 07:50:312880}
2881
Navid Zolghadr8fdb6114e2018-08-29 19:00:542882void RenderWidget::HasPointerRawMoveEventHandlers(bool has_handlers) {
2883 if (input_event_queue_)
2884 input_event_queue_->HasPointerRawMoveEventHandlers(has_handlers);
2885}
2886
Blink Reformat1c4d759e2017-04-09 16:34:542887void RenderWidget::HasTouchEventHandlers(bool has_handlers) {
W. James MacLean662d5382018-03-29 18:33:082888 if (has_touch_handlers_ && *has_touch_handlers_ == has_handlers)
2889 return;
2890
2891 has_touch_handlers_ = has_handlers;
alexclarke7fa93942015-10-21 15:37:112892 if (render_widget_scheduling_state_)
2893 render_widget_scheduling_state_->SetHasTouchHandler(has_handlers);
[email protected]ce6689f2013-03-29 12:52:552894 Send(new ViewHostMsg_HasTouchEventHandlers(routing_id_, has_handlers));
2895}
2896
Dave Tapuskadfe486c12017-06-09 16:53:132897void RenderWidget::SetNeedsLowLatencyInput(bool needs_low_latency) {
2898 if (input_event_queue_)
2899 input_event_queue_->SetNeedsLowLatency(needs_low_latency);
2900}
2901
Dave Tapuskabafc2ba32017-11-28 01:54:372902void RenderWidget::RequestUnbufferedInputEvents() {
2903 if (input_event_queue_)
2904 input_event_queue_->RequestUnbufferedInputEvents();
2905}
2906
xidachenfa0199e72017-05-11 11:34:262907void RenderWidget::SetTouchAction(cc::TouchAction touch_action) {
Dave Tapuskab28a1082017-08-30 15:37:262908 if (!input_handler_->ProcessTouchAction(touch_action))
[email protected]5d0bbdfa92013-12-10 00:35:512909 return;
2910
Dave Tapuska04bc5ee92018-04-17 19:03:312911 widget_input_handler_manager_->ProcessTouchAction(touch_action);
[email protected]5d0bbdfa92013-12-10 00:35:512912}
2913
[email protected]e3244ed2014-06-20 20:04:272914void RenderWidget::RegisterRenderFrameProxy(RenderFrameProxy* proxy) {
2915 render_frame_proxies_.AddObserver(proxy);
[email protected]bffc8302014-01-23 20:52:162916}
2917
[email protected]e3244ed2014-06-20 20:04:272918void RenderWidget::UnregisterRenderFrameProxy(RenderFrameProxy* proxy) {
2919 render_frame_proxies_.RemoveObserver(proxy);
[email protected]bffc8302014-01-23 20:52:162920}
2921
[email protected]de3c5d82014-05-28 22:12:592922void RenderWidget::RegisterRenderFrame(RenderFrameImpl* frame) {
2923 render_frames_.AddObserver(frame);
2924}
2925
2926void RenderWidget::UnregisterRenderFrame(RenderFrameImpl* frame) {
2927 render_frames_.RemoveObserver(frame);
2928}
2929
Saman Samid189e5dfd2017-12-20 22:55:312930void RenderWidget::RegisterBrowserPlugin(BrowserPlugin* browser_plugin) {
2931 browser_plugins_.AddObserver(browser_plugin);
Saman Sami50d1e0c2018-03-13 20:03:492932 browser_plugin->ScreenInfoChanged(GetOriginalScreenInfo());
Saman Samid189e5dfd2017-12-20 22:55:312933}
2934
2935void RenderWidget::UnregisterBrowserPlugin(BrowserPlugin* browser_plugin) {
2936 browser_plugins_.RemoveObserver(browser_plugin);
2937}
2938
Albert J. Wong3c93c182018-09-27 17:29:432939void RenderWidget::OnWaitNextFrameForTests(
2940 int main_frame_thread_observer_routing_id) {
danakj53802692018-07-25 21:46:442941 // Sends an ACK to the browser process during the next compositor frame.
Albert J. Wong3c93c182018-09-27 17:29:432942 QueueMessage(new WidgetHostMsg_WaitForNextFrameForTests_ACK(
2943 main_frame_thread_observer_routing_id));
lfg43e08e62016-02-03 18:51:372944}
2945
Fady Samuela863f152018-03-09 16:10:032946const ScreenInfo& RenderWidget::GetWebScreenInfo() const {
2947 return screen_info_;
Christopher Camerone9a30c12018-03-07 08:23:382948}
2949
Fady Samuela863f152018-03-09 16:10:032950const ScreenInfo& RenderWidget::GetOriginalScreenInfo() const {
Christopher Camerone9a30c12018-03-07 08:23:382951 return screen_metrics_emulator_
2952 ? screen_metrics_emulator_->original_screen_info()
Fady Samuela863f152018-03-09 16:10:032953 : screen_info_;
oshima50872a72016-03-04 13:26:182954}
2955
Ella Ge80a52dce2017-11-15 18:01:522956gfx::PointF RenderWidget::ConvertWindowPointToViewport(
2957 const gfx::PointF& point) {
paulmeyer90f6c31d2016-11-12 00:17:592958 blink::WebFloatRect point_in_viewport(point.x(), point.y(), 0, 0);
Blink Reformat1c4d759e2017-04-09 16:34:542959 ConvertWindowToViewport(&point_in_viewport);
Ella Ge80a52dce2017-11-15 18:01:522960 return gfx::PointF(point_in_viewport.x, point_in_viewport.y);
2961}
2962
2963gfx::Point RenderWidget::ConvertWindowPointToViewport(const gfx::Point& point) {
2964 return gfx::ToRoundedPoint(ConvertWindowPointToViewport(gfx::PointF(point)));
paulmeyer90f6c31d2016-11-12 00:17:592965}
2966
Blink Reformat1c4d759e2017-04-09 16:34:542967bool RenderWidget::RequestPointerLock() {
lfgbee1e0a2016-06-08 21:24:212968 return mouse_lock_dispatcher_->LockMouse(webwidget_mouse_lock_target_.get());
2969}
2970
Blink Reformat1c4d759e2017-04-09 16:34:542971void RenderWidget::RequestPointerUnlock() {
lfgbee1e0a2016-06-08 21:24:212972 mouse_lock_dispatcher_->UnlockMouse(webwidget_mouse_lock_target_.get());
2973}
2974
Blink Reformat1c4d759e2017-04-09 16:34:542975bool RenderWidget::IsPointerLocked() {
lfgbee1e0a2016-06-08 21:24:212976 return mouse_lock_dispatcher_->IsMouseLockedTo(
2977 webwidget_mouse_lock_target_.get());
2978}
2979
Blink Reformat1c4d759e2017-04-09 16:34:542980void RenderWidget::StartDragging(blink::WebReferrerPolicy policy,
paulmeyer6ef5a792016-11-08 20:33:582981 const WebDragData& data,
2982 WebDragOperationsMask mask,
danakj0c75ad82018-07-10 19:50:122983 const SkBitmap& drag_image,
2984 const WebPoint& web_image_offset) {
2985 blink::WebRect offset_in_window(web_image_offset.x, web_image_offset.y, 0, 0);
Blink Reformat1c4d759e2017-04-09 16:34:542986 ConvertViewportToWindow(&offset_in_window);
paulmeyer6ef5a792016-11-08 20:33:582987 DropData drop_data(DropDataBuilder::Build(data));
2988 drop_data.referrer_policy = policy;
danakj0c75ad82018-07-10 19:50:122989 gfx::Vector2d image_offset(offset_in_window.x, offset_in_window.y);
2990 Send(new DragHostMsg_StartDragging(routing_id(), drop_data, mask, drag_image,
2991 image_offset, possible_drag_event_info_));
paulmeyer6ef5a792016-11-08 20:33:582992}
2993
kenrb5d78b842017-03-06 21:06:012994uint32_t RenderWidget::GetContentSourceId() {
2995 return current_content_source_id_;
2996}
2997
Saman Samif7731342018-01-24 22:18:442998void RenderWidget::DidNavigate() {
Saman Sami26a1fcd2018-04-10 17:12:212999 ++current_content_source_id_;
danakja6c10012018-07-06 14:25:363000 if (!layer_tree_view_)
Saman Samif7731342018-01-24 22:18:443001 return;
danakja6c10012018-07-06 14:25:363002 layer_tree_view_->SetContentSourceId(current_content_source_id_);
3003 layer_tree_view_->ClearCachesOnNextCommit();
kenrb5d78b842017-03-06 21:06:013004}
3005
lfg8ff33912016-09-13 20:59:213006blink::WebWidget* RenderWidget::GetWebWidget() const {
danakja2c9d0a92018-07-25 20:01:183007 if (owner_delegate_) {
3008 blink::WebWidget* delegate_widget =
3009 owner_delegate_->GetWebWidgetForWidget();
3010 if (delegate_widget)
3011 return delegate_widget;
3012 }
lfg8ff33912016-09-13 20:59:213013 return webwidget_internal_;
3014}
3015
ekaramad2daaf672016-11-10 20:29:013016blink::WebInputMethodController* RenderWidget::GetInputMethodController()
3017 const {
Ehsan Karamad655d7b8a2018-01-12 18:38:383018 if (auto* frame_widget = GetFrameWidget())
3019 return frame_widget->GetActiveWebInputMethodController();
3020
3021 return nullptr;
ekaramad2daaf672016-11-10 20:29:013022}
3023
Dave Tapuska139a72f2017-09-06 21:57:033024void RenderWidget::SetupWidgetInputHandler(
3025 mojom::WidgetInputHandlerRequest request,
3026 mojom::WidgetInputHandlerHostPtr host) {
Dave Tapuskab66c28f2017-11-15 17:18:473027 widget_input_handler_manager_->AddInterface(std::move(request),
3028 std::move(host));
Dave Tapuska525eb15e2017-08-17 21:05:503029}
3030
Dave Tapuska485aca92017-08-08 00:47:583031void RenderWidget::SetWidgetBinding(mojom::WidgetRequest request) {
3032 // Close the old binding if there was one.
3033 // A RenderWidgetHost should not need more than one channel.
3034 widget_binding_.Close();
3035 widget_binding_.Bind(std::move(request));
3036}
3037
Ken Buchanan94c0beb62018-06-22 19:56:243038void RenderWidget::SetMouseCapture(bool capture) {
3039 if (mojom::WidgetInputHandlerHost* host =
3040 widget_input_handler_manager_->GetWidgetInputHandlerHost()) {
3041 host->SetMouseCapture(capture);
3042 }
3043}
3044
danakj53802692018-07-25 21:46:443045void RenderWidget::SetWindowScreenRect(const gfx::Rect& window_screen_rect) {
3046 if (screen_metrics_emulator_)
3047 screen_metrics_emulator_->OnUpdateWindowScreenRect(window_screen_rect);
3048 else
3049 window_screen_rect_ = window_screen_rect;
3050}
3051
Fady Samuelca9ecb72018-05-05 05:59:273052bool RenderWidget::IsSurfaceSynchronizationEnabled() const {
danakja6c10012018-07-06 14:25:363053 return layer_tree_view_ &&
3054 layer_tree_view_->IsSurfaceSynchronizationEnabled();
Fady Samuelca9ecb72018-05-05 05:59:273055}
3056
danakj53802692018-07-25 21:46:443057void RenderWidget::UseSynchronousResizeModeForTesting(bool enable) {
3058 resizing_mode_selector_->set_is_synchronous_mode(enable);
danakja2c9d0a92018-07-25 20:01:183059}
3060
3061void RenderWidget::SetDeviceScaleFactorForTesting(float factor) {
3062 device_scale_factor_for_testing_ = factor;
3063
3064 VisualProperties visual_properties;
3065 visual_properties.screen_info = screen_info_;
3066 visual_properties.screen_info.device_scale_factor = factor;
3067 visual_properties.new_size = size();
3068 visual_properties.visible_viewport_size = visible_viewport_size_;
3069 visual_properties.compositor_viewport_pixel_size =
3070 gfx::ScaleToCeiledSize(size(), factor);
3071 visual_properties.browser_controls_shrink_blink_size = false;
3072 visual_properties.top_controls_height = 0.f;
3073 visual_properties.is_fullscreen_granted = is_fullscreen_granted_;
3074 visual_properties.display_mode = display_mode_;
3075 visual_properties.local_surface_id = local_surface_id_from_parent_;
3076 // We are changing the device scale factor from the renderer, so allocate a
3077 // new viz::LocalSurfaceId to avoid surface invariants violations in tests.
3078 if (layer_tree_view_)
3079 layer_tree_view_->RequestNewLocalSurfaceId();
3080
3081 OnSynchronizeVisualProperties(visual_properties);
3082}
3083
3084void RenderWidget::SetDeviceColorSpaceForTesting(
3085 const gfx::ColorSpace& color_space) {
3086 VisualProperties visual_properties;
3087 visual_properties.screen_info = screen_info_;
3088 visual_properties.screen_info.color_space = color_space;
3089 visual_properties.new_size = size();
3090 visual_properties.visible_viewport_size = visible_viewport_size_;
3091 visual_properties.compositor_viewport_pixel_size =
3092 compositor_viewport_pixel_size_;
3093 visual_properties.browser_controls_shrink_blink_size = false;
3094 visual_properties.top_controls_height = 0.f;
3095 visual_properties.is_fullscreen_granted = is_fullscreen_granted_;
3096 visual_properties.display_mode = display_mode_;
3097 visual_properties.local_surface_id = local_surface_id_from_parent_;
3098 // We are changing the device color space from the renderer, so allocate a
3099 // new viz::LocalSurfaceId to avoid surface invariants violations in tests.
3100 if (layer_tree_view_)
3101 layer_tree_view_->RequestNewLocalSurfaceId();
3102 OnSynchronizeVisualProperties(visual_properties);
3103}
3104
3105void RenderWidget::SetWindowRectSynchronouslyForTesting(
3106 const gfx::Rect& new_window_rect) {
3107 SetWindowRectSynchronously(new_window_rect);
3108}
3109
3110void RenderWidget::EnableAutoResizeForTesting(const gfx::Size& min_size,
3111 const gfx::Size& max_size) {
3112 VisualProperties visual_properties;
3113 visual_properties.auto_resize_enabled = true;
3114 visual_properties.min_size_for_auto_resize = min_size;
3115 visual_properties.max_size_for_auto_resize = max_size;
3116 visual_properties.local_surface_id = base::Optional<viz::LocalSurfaceId>(
3117 viz::LocalSurfaceId(1, 1, base::UnguessableToken::Create()));
3118 OnSynchronizeVisualProperties(visual_properties);
3119}
3120
3121void RenderWidget::DisableAutoResizeForTesting(const gfx::Size& new_size) {
3122 if (!auto_resize_mode_)
3123 return;
3124
3125 VisualProperties visual_properties;
3126 visual_properties.auto_resize_enabled = false;
3127 visual_properties.screen_info = screen_info_;
3128 visual_properties.new_size = new_size;
3129 visual_properties.compositor_viewport_pixel_size =
3130 compositor_viewport_pixel_size_;
3131 visual_properties.browser_controls_shrink_blink_size =
3132 browser_controls_shrink_blink_size_;
3133 visual_properties.top_controls_height = top_controls_height_;
3134 visual_properties.visible_viewport_size = visible_viewport_size_;
3135 visual_properties.is_fullscreen_granted = is_fullscreen_granted_;
3136 visual_properties.display_mode = display_mode_;
3137 OnSynchronizeVisualProperties(visual_properties);
3138}
3139
EhsanK955ba582017-11-30 21:14:403140blink::WebLocalFrame* RenderWidget::GetFocusedWebLocalFrameInWidget() const {
Ehsan Karamad655d7b8a2018-01-12 18:38:383141 if (auto* frame_widget = GetFrameWidget())
3142 return frame_widget->FocusedWebLocalFrameInWidget();
3143 return nullptr;
EhsanK955ba582017-11-30 21:14:403144}
3145
EhsanK22d482e2017-08-10 17:29:493146#if BUILDFLAG(ENABLE_PLUGINS)
3147PepperPluginInstanceImpl* RenderWidget::GetFocusedPepperPluginInsideWidget() {
Ehsan Karamad655d7b8a2018-01-12 18:38:383148 blink::WebFrameWidget* frame_widget = GetFrameWidget();
3149 if (!frame_widget)
EhsanK22d482e2017-08-10 17:29:493150 return nullptr;
3151
3152 // Focused pepper instance might not always be in the focused frame. For
3153 // instance if a pepper instance and its embedder frame are focused an then
3154 // another frame takes focus using javascript, the embedder frame will no
3155 // longer be focused while the pepper instance is (the embedder frame's
3156 // |focused_pepper_plugin_| is not nullptr). Especially, if the pepper plugin
3157 // is fullscreen, clicking into the pepper will not refocus the embedder
3158 // frame. This is why we have to traverse the whole frame tree to find the
3159 // focused plugin.
Ehsan Karamad655d7b8a2018-01-12 18:38:383160 blink::WebFrame* current_frame = frame_widget->LocalRoot();
EhsanK22d482e2017-08-10 17:29:493161 while (current_frame) {
3162 RenderFrameImpl* render_frame =
3163 current_frame->IsWebLocalFrame()
3164 ? RenderFrameImpl::FromWebFrame(current_frame)
3165 : nullptr;
3166 if (render_frame && render_frame->focused_pepper_plugin())
3167 return render_frame->focused_pepper_plugin();
3168 current_frame = current_frame->TraverseNext();
3169 }
3170 return nullptr;
3171}
3172#endif
3173
Ken Buchananb2c9e262018-03-10 16:53:313174gfx::Rect RenderWidget::ViewportVisibleRect() {
3175 return for_oopif_ ? compositor_visible_rect_
3176 : gfx::Rect(compositor_viewport_pixel_size_);
3177}
3178
Hajime Hoshi315a61f2018-08-14 17:27:283179// static
3180scoped_refptr<base::SingleThreadTaskRunner>
3181RenderWidget::GetCleanupTaskRunner() {
3182 return RenderThreadImpl::current_blink_platform_impl()
3183 ->main_thread_scheduler()
3184 ->CleanupTaskRunner();
3185}
3186
Saman Sami50d1e0c2018-03-13 20:03:493187base::WeakPtr<RenderWidget> RenderWidget::AsWeakPtr() {
3188 return weak_ptr_factory_.GetWeakPtr();
3189}
3190
[email protected]e9ff79c2012-10-19 21:31:263191} // namespace content