blob: 9b7107d009dce566416128cafb9929fca1b4c0f8 [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"
mlamouriafca06dd2017-01-27 23:35:1848#include "content/public/common/content_client.h"
changwan7ded3752016-03-09 23:25:1249#include "content/public/common/content_features.h"
[email protected]c08950d22011-10-13 22:20:2950#include "content/public/common/content_switches.h"
[email protected]a09d53ce2014-01-31 00:46:4251#include "content/public/common/context_menu_params.h"
paulmeyer90f6c31d2016-11-12 00:17:5952#include "content/public/common/drop_data.h"
Khushal3e96e662017-10-30 23:16:5053#include "content/public/common/service_names.mojom.h"
Jaebaek Seo655110e2017-12-19 23:27:3954#include "content/public/common/use_zoom_for_dsf_policy.h"
mlamouriafca06dd2017-01-27 23:35:1855#include "content/public/renderer/content_renderer_client.h"
Saman Samid189e5dfd2017-12-20 22:55:3156#include "content/renderer/browser_plugin/browser_plugin.h"
[email protected]953bd0062013-08-01 00:58:4057#include "content/renderer/cursor_utils.h"
mfomitchev2600fd7c2016-02-17 20:53:3958#include "content/renderer/devtools/render_widget_screen_metrics_emulator.h"
paulmeyer6ef5a792016-11-08 20:33:5859#include "content/renderer/drop_data_builder.h"
[email protected]b2e4c70132013-10-03 02:07:5160#include "content/renderer/external_popup_menu.h"
[email protected]586871b2014-07-22 17:05:1161#include "content/renderer/gpu/frame_swap_message_queue.h"
danakja6c10012018-07-06 14:25:3662#include "content/renderer/gpu/layer_tree_view.h"
[email protected]586871b2014-07-22 17:05:1163#include "content/renderer/gpu/queue_message_swap_promise.h"
[email protected]66fca5bc2013-05-23 06:58:2964#include "content/renderer/ime_event_guard.h"
dtapuska9ec1a912017-04-21 15:18:3165#include "content/renderer/input/main_thread_event_queue.h"
Dave Tapuska9db80842017-07-24 17:24:2666#include "content/renderer/input/widget_input_handler_manager.h"
[email protected]adab2332013-07-25 18:04:3267#include "content/renderer/pepper/pepper_plugin_instance_impl.h"
[email protected]bffc8302014-01-23 20:52:1668#include "content/renderer/render_frame_impl.h"
danakj4b347212018-07-04 17:55:1769#include "content/renderer/render_frame_metadata_observer_impl.h"
[email protected]e3244ed2014-06-20 20:04:2770#include "content/renderer/render_frame_proxy.h"
[email protected]8704f89b2011-04-15 00:30:0571#include "content/renderer/render_process.h"
[email protected]f1a29a02011-10-06 23:08:4472#include "content/renderer/render_thread_impl.h"
dcheng3ce04b62015-10-26 23:30:5573#include "content/renderer/render_view_impl.h"
avi40b5be7a2016-03-03 21:13:4474#include "content/renderer/render_widget_owner_delegate.h"
tfarina556a7232014-10-05 01:02:0975#include "content/renderer/renderer_blink_platform_impl.h"
[email protected]5b45ad42013-10-25 00:42:0476#include "content/renderer/resizing_mode_selector.h"
danakj4b347212018-07-04 17:55:1777#include "gpu/command_buffer/service/gpu_switches.h"
ekaramad330ba4232016-09-23 17:57:4778#include "ipc/ipc_message_start.h"
[email protected]484955942010-08-19 16:13:1879#include "ipc/ipc_sync_message.h"
Antoine Laboure55c9ef82017-11-10 18:51:2380#include "ipc/ipc_sync_message_filter.h"
danakj4b347212018-07-04 17:55:1781#include "media/base/media_switches.h"
Scott Violet02e38b92018-03-27 23:42:1482#include "ppapi/buildflags/buildflags.h"
[email protected]661eb9d2009-02-03 02:11:4883#include "skia/ext/platform_canvas.h"
Blink Reformata30d4232018-04-07 15:31:0684#include "third_party/blink/public/platform/file_path_conversion.h"
Blink Reformata30d4232018-04-07 15:31:0685#include "third_party/blink/public/platform/scheduler/web_render_widget_scheduling_state.h"
Yuta Kitamuradeb91bb2018-05-29 05:53:2086#include "third_party/blink/public/platform/scheduler/web_thread_scheduler.h"
Blink Reformata30d4232018-04-07 15:31:0687#include "third_party/blink/public/platform/web_cursor_info.h"
88#include "third_party/blink/public/platform/web_drag_data.h"
89#include "third_party/blink/public/platform/web_drag_operation.h"
90#include "third_party/blink/public/platform/web_mouse_event.h"
91#include "third_party/blink/public/platform/web_point.h"
92#include "third_party/blink/public/platform/web_rect.h"
93#include "third_party/blink/public/platform/web_runtime_features.h"
94#include "third_party/blink/public/platform/web_size.h"
95#include "third_party/blink/public/platform/web_string.h"
96#include "third_party/blink/public/web/web_autofill_client.h"
97#include "third_party/blink/public/web/web_device_emulation_params.h"
98#include "third_party/blink/public/web/web_frame_widget.h"
99#include "third_party/blink/public/web/web_input_method_controller.h"
100#include "third_party/blink/public/web/web_local_frame.h"
101#include "third_party/blink/public/web/web_node.h"
102#include "third_party/blink/public/web/web_page_popup.h"
103#include "third_party/blink/public/web/web_popup_menu_info.h"
104#include "third_party/blink/public/web/web_range.h"
105#include "third_party/blink/public/web/web_settings.h"
106#include "third_party/blink/public/web/web_view.h"
107#include "third_party/blink/public/web/web_widget.h"
[email protected]d353541f2012-05-03 22:45:41108#include "third_party/skia/include/core/SkShader.h"
paulmeyer90f6c31d2016-11-12 00:17:59109#include "ui/base/clipboard/clipboard.h"
Scott Violet8ff9c302018-02-22 22:28:35110#include "ui/base/ui_base_features.h"
danakj4b347212018-07-04 17:55:17111#include "ui/base/ui_base_switches.h"
dtapuska97286c882017-02-24 23:14:43112#include "ui/events/base_event_utils.h"
tfarina655f81d2014-12-23 02:38:50113#include "ui/gfx/geometry/point_conversions.h"
tfarina3b0452d2014-12-31 15:20:09114#include "ui/gfx/geometry/rect_conversions.h"
tfarinaebe974f02015-01-03 04:25:32115#include "ui/gfx/geometry/size_conversions.h"
[email protected]1835b9e2012-02-28 13:12:48116#include "ui/gfx/skia_util.h"
danakj4b347212018-07-04 17:55:17117#include "ui/gfx/switches.h"
[email protected]c9e2cbbb2012-05-12 21:17:27118#include "ui/gl/gl_switches.h"
danakj4b347212018-07-04 17:55:17119#include "ui/native_theme/native_theme_features.h"
120#include "ui/native_theme/overlay_scrollbar_constants_aura.h"
[email protected]d353541f2012-05-03 22:45:41121#include "ui/surface/transport_dib.h"
[email protected]661eb9d2009-02-03 02:11:48122
[email protected]eeb93112013-05-01 19:41:10123#if defined(OS_ANDROID)
[email protected]cefe9b152014-03-27 18:16:15124#include <android/keycodes.h>
wjmaclean1d970622017-01-21 22:28:24125#include "base/time/time.h"
[email protected]eeb93112013-05-01 19:41:10126#endif
127
[email protected]661eb9d2009-02-03 02:11:48128#if defined(OS_POSIX)
[email protected]d5282e72009-05-13 13:16:52129#include "third_party/skia/include/core/SkMallocPixelRef.h"
[email protected]d353541f2012-05-03 22:45:41130#include "third_party/skia/include/core/SkPixelRef.h"
[email protected]661eb9d2009-02-03 02:11:48131#endif // defined(OS_POSIX)
[email protected]8085dbc82008-09-26 22:53:44132
sadrul943e3b32016-08-04 18:22:59133#if defined(USE_AURA)
sadrul602ce1362017-01-26 06:41:10134#include "content/renderer/mus/renderer_window_tree_client.h"
penghuang28a5fa22015-12-02 17:58:19135#endif
136
ekaramad330ba4232016-09-23 17:57:47137#if defined(OS_MACOSX)
138#include "content/renderer/text_input_client_observer.h"
139#endif
140
Ryan Landay9e42fd742017-08-12 01:59:11141using blink::WebImeTextSpan;
[email protected]180ef242013-11-07 06:50:46142using blink::WebCursorInfo;
[email protected]19193682014-04-03 15:01:43143using blink::WebDeviceEmulationParams;
paulmeyer90f6c31d2016-11-12 00:17:59144using blink::WebDragOperation;
paulmeyer6ef5a792016-11-08 20:33:58145using blink::WebDragOperationsMask;
146using blink::WebDragData;
paulmeyer90f6c31d2016-11-12 00:17:59147using blink::WebFrameWidget;
[email protected]180ef242013-11-07 06:50:46148using blink::WebGestureEvent;
[email protected]180ef242013-11-07 06:50:46149using blink::WebInputEvent;
dtapuska5d2e9c32015-12-03 16:39:49150using blink::WebInputEventResult;
ekaramad2daaf672016-11-10 20:29:01151using blink::WebInputMethodController;
paulmeyer6ef5a792016-11-08 20:33:58152using blink::WebLocalFrame;
[email protected]180ef242013-11-07 06:50:46153using blink::WebMouseEvent;
154using blink::WebMouseWheelEvent;
155using blink::WebNavigationPolicy;
donnda070f3c2015-01-16 19:54:11156using blink::WebNode;
[email protected]180ef242013-11-07 06:50:46157using blink::WebPagePopup;
donnda070f3c2015-01-16 19:54:11158using blink::WebPoint;
[email protected]180ef242013-11-07 06:50:46159using blink::WebPopupType;
dglazkove353a372016-09-01 01:33:48160using blink::WebRange;
[email protected]180ef242013-11-07 06:50:46161using blink::WebRect;
[email protected]180ef242013-11-07 06:50:46162using blink::WebSize;
paulmeyer90f6c31d2016-11-12 00:17:59163using blink::WebString;
[email protected]180ef242013-11-07 06:50:46164using blink::WebTextDirection;
165using blink::WebTouchEvent;
[email protected]f8ed4722013-12-03 03:27:25166using blink::WebTouchPoint;
[email protected]180ef242013-11-07 06:50:46167using blink::WebVector;
168using blink::WebWidget;
[email protected]e9ff79c2012-10-19 21:31:26169
paulmeyer90f6c31d2016-11-12 00:17:59170namespace content {
171
[email protected]6a4d7f62013-01-07 21:32:13172namespace {
[email protected]b256eca2013-07-11 10:57:40173
Albert J. Wongcb004632018-07-10 22:58:25174using RoutingIDWidgetMap = std::map<int32_t, RenderWidget*>;
175base::LazyInstance<RoutingIDWidgetMap>::Leaky g_routing_id_widget_map =
176 LAZY_INSTANCE_INITIALIZER;
177
danakj4b347212018-07-04 17:55:17178const base::Feature kUnpremultiplyAndDitherLowBitDepthTiles = {
179 "UnpremultiplyAndDitherLowBitDepthTiles", base::FEATURE_ENABLED_BY_DEFAULT};
180
[email protected]b256eca2013-07-11 10:57:40181typedef std::map<std::string, ui::TextInputMode> TextInputModeMap;
182
AJITH KUMAR V041c0b02017-08-08 10:39:20183static const int kInvalidNextPreviousFlagsValue = -1;
184
lfgbee1e0a2016-06-08 21:24:21185class WebWidgetLockTarget : public content::MouseLockDispatcher::LockTarget {
186 public:
187 explicit WebWidgetLockTarget(blink::WebWidget* webwidget)
188 : webwidget_(webwidget) {}
189
190 void OnLockMouseACK(bool succeeded) override {
191 if (succeeded)
Blink Reformat1c4d759e2017-04-09 16:34:54192 webwidget_->DidAcquirePointerLock();
lfgbee1e0a2016-06-08 21:24:21193 else
Blink Reformat1c4d759e2017-04-09 16:34:54194 webwidget_->DidNotAcquirePointerLock();
lfgbee1e0a2016-06-08 21:24:21195 }
196
Blink Reformat1c4d759e2017-04-09 16:34:54197 void OnMouseLockLost() override { webwidget_->DidLosePointerLock(); }
lfgbee1e0a2016-06-08 21:24:21198
199 bool HandleMouseLockedInputEvent(const blink::WebMouseEvent& event) override {
200 // The WebWidget handles mouse lock in Blink's handleInputEvent().
201 return false;
202 }
203
204 private:
205 blink::WebWidget* webwidget_;
206};
207
dglazkov97b6c2b2016-10-25 17:35:55208bool IsDateTimeInput(ui::TextInputType type) {
209 return type == ui::TEXT_INPUT_TYPE_DATE ||
210 type == ui::TEXT_INPUT_TYPE_DATE_TIME ||
211 type == ui::TEXT_INPUT_TYPE_DATE_TIME_LOCAL ||
212 type == ui::TEXT_INPUT_TYPE_MONTH ||
213 type == ui::TEXT_INPUT_TYPE_TIME || type == ui::TEXT_INPUT_TYPE_WEEK;
214}
215
paulmeyer90f6c31d2016-11-12 00:17:59216WebDragData DropMetaDataToWebDragData(
217 const std::vector<DropData::Metadata>& drop_meta_data) {
218 std::vector<WebDragData::Item> item_list;
219 for (const auto& meta_data_item : drop_meta_data) {
220 if (meta_data_item.kind == DropData::Kind::STRING) {
221 WebDragData::Item item;
Blink Reformat1c4d759e2017-04-09 16:34:54222 item.storage_type = WebDragData::Item::kStorageTypeString;
223 item.string_type = WebString::FromUTF16(meta_data_item.mime_type);
paulmeyer90f6c31d2016-11-12 00:17:59224 // Have to pass a dummy URL here instead of an empty URL because the
225 // DropData received by browser_plugins goes through a round trip:
226 // DropData::MetaData --> WebDragData-->DropData. In the end, DropData
227 // will contain an empty URL (which means no URL is dragged) if the URL in
228 // WebDragData is empty.
229 if (base::EqualsASCII(meta_data_item.mime_type,
230 ui::Clipboard::kMimeTypeURIList)) {
Blink Reformat1c4d759e2017-04-09 16:34:54231 item.string_data = WebString::FromUTF8("about:dragdrop-placeholder");
paulmeyer90f6c31d2016-11-12 00:17:59232 }
233 item_list.push_back(item);
234 continue;
235 }
236
237 // TODO(hush): crbug.com/584789. Blink needs to support creating a file with
238 // just the mimetype. This is needed to drag files to WebView on Android
239 // platform.
240 if ((meta_data_item.kind == DropData::Kind::FILENAME) &&
241 !meta_data_item.filename.empty()) {
242 WebDragData::Item item;
Blink Reformat1c4d759e2017-04-09 16:34:54243 item.storage_type = WebDragData::Item::kStorageTypeFilename;
244 item.filename_data = blink::FilePathToWebString(meta_data_item.filename);
paulmeyer90f6c31d2016-11-12 00:17:59245 item_list.push_back(item);
246 continue;
247 }
248
249 if (meta_data_item.kind == DropData::Kind::FILESYSTEMFILE) {
250 WebDragData::Item item;
Blink Reformat1c4d759e2017-04-09 16:34:54251 item.storage_type = WebDragData::Item::kStorageTypeFileSystemFile;
252 item.file_system_url = meta_data_item.file_system_url;
paulmeyer90f6c31d2016-11-12 00:17:59253 item_list.push_back(item);
254 continue;
255 }
256 }
257
258 WebDragData result;
Blink Reformat1c4d759e2017-04-09 16:34:54259 result.Initialize();
260 result.SetItems(item_list);
paulmeyer90f6c31d2016-11-12 00:17:59261 return result;
262}
263
264WebDragData DropDataToWebDragData(const DropData& drop_data) {
265 std::vector<WebDragData::Item> item_list;
266
267 // These fields are currently unused when dragging into WebKit.
268 DCHECK(drop_data.download_metadata.empty());
269 DCHECK(drop_data.file_contents.empty());
dcheng3dd85612017-02-08 10:46:23270 DCHECK(drop_data.file_contents_content_disposition.empty());
paulmeyer90f6c31d2016-11-12 00:17:59271
272 if (!drop_data.text.is_null()) {
273 WebDragData::Item item;
Blink Reformat1c4d759e2017-04-09 16:34:54274 item.storage_type = WebDragData::Item::kStorageTypeString;
275 item.string_type = WebString::FromUTF8(ui::Clipboard::kMimeTypeText);
276 item.string_data = WebString::FromUTF16(drop_data.text.string());
paulmeyer90f6c31d2016-11-12 00:17:59277 item_list.push_back(item);
278 }
279
280 if (!drop_data.url.is_empty()) {
281 WebDragData::Item item;
Blink Reformat1c4d759e2017-04-09 16:34:54282 item.storage_type = WebDragData::Item::kStorageTypeString;
283 item.string_type = WebString::FromUTF8(ui::Clipboard::kMimeTypeURIList);
284 item.string_data = WebString::FromUTF8(drop_data.url.spec());
285 item.title = WebString::FromUTF16(drop_data.url_title);
paulmeyer90f6c31d2016-11-12 00:17:59286 item_list.push_back(item);
287 }
288
289 if (!drop_data.html.is_null()) {
290 WebDragData::Item item;
Blink Reformat1c4d759e2017-04-09 16:34:54291 item.storage_type = WebDragData::Item::kStorageTypeString;
292 item.string_type = WebString::FromUTF8(ui::Clipboard::kMimeTypeHTML);
293 item.string_data = WebString::FromUTF16(drop_data.html.string());
294 item.base_url = drop_data.html_base_url;
paulmeyer90f6c31d2016-11-12 00:17:59295 item_list.push_back(item);
296 }
297
298 for (std::vector<ui::FileInfo>::const_iterator it =
299 drop_data.filenames.begin();
300 it != drop_data.filenames.end();
301 ++it) {
302 WebDragData::Item item;
Blink Reformat1c4d759e2017-04-09 16:34:54303 item.storage_type = WebDragData::Item::kStorageTypeFilename;
304 item.filename_data = blink::FilePathToWebString(it->path);
305 item.display_name_data =
kinukoa4293022017-01-27 06:43:25306 blink::FilePathToWebString(base::FilePath(it->display_name));
paulmeyer90f6c31d2016-11-12 00:17:59307 item_list.push_back(item);
308 }
309
310 for (std::vector<DropData::FileSystemFileInfo>::const_iterator it =
311 drop_data.file_system_files.begin();
312 it != drop_data.file_system_files.end();
313 ++it) {
314 WebDragData::Item item;
Blink Reformat1c4d759e2017-04-09 16:34:54315 item.storage_type = WebDragData::Item::kStorageTypeFileSystemFile;
316 item.file_system_url = it->url;
317 item.file_system_file_size = it->size;
318 item.file_system_id = blink::WebString::FromASCII(it->filesystem_id);
paulmeyer90f6c31d2016-11-12 00:17:59319 item_list.push_back(item);
320 }
321
Stuart Langley48300392017-11-02 03:54:44322 for (const auto& it : drop_data.custom_data) {
paulmeyer90f6c31d2016-11-12 00:17:59323 WebDragData::Item item;
Blink Reformat1c4d759e2017-04-09 16:34:54324 item.storage_type = WebDragData::Item::kStorageTypeString;
Stuart Langley48300392017-11-02 03:54:44325 item.string_type = WebString::FromUTF16(it.first);
326 item.string_data = WebString::FromUTF16(it.second);
paulmeyer90f6c31d2016-11-12 00:17:59327 item_list.push_back(item);
328 }
329
330 WebDragData result;
Blink Reformat1c4d759e2017-04-09 16:34:54331 result.Initialize();
332 result.SetItems(item_list);
333 result.SetFilesystemId(WebString::FromUTF16(drop_data.filesystem_id));
paulmeyer90f6c31d2016-11-12 00:17:59334 return result;
335}
336
lfg1568d112016-08-30 16:06:29337content::RenderWidget::CreateRenderWidgetFunction g_create_render_widget =
338 nullptr;
339
340content::RenderWidget::RenderWidgetInitializedCallback
341 g_render_widget_initialized = nullptr;
342
dtapuskac4dd5be2016-10-25 15:11:10343ui::TextInputType ConvertWebTextInputType(blink::WebTextInputType type) {
344 // Check the type is in the range representable by ui::TextInputType.
345 DCHECK_LE(type, static_cast<int>(ui::TEXT_INPUT_TYPE_MAX))
346 << "blink::WebTextInputType and ui::TextInputType not synchronized";
347 return static_cast<ui::TextInputType>(type);
348}
349
350ui::TextInputMode ConvertWebTextInputMode(blink::WebTextInputMode mode) {
351 // Check the mode is in the range representable by ui::TextInputMode.
352 DCHECK_LE(mode, static_cast<int>(ui::TEXT_INPUT_MODE_MAX))
353 << "blink::WebTextInputMode and ui::TextInputMode not synchronized";
354 return static_cast<ui::TextInputMode>(mode);
355}
356
Mitsuru Oshima3c07b332018-02-06 04:56:50357// Returns true if the device scale is high enough that losing subpixel
358// antialiasing won't have a noticeable effect on text quality.
359static bool DeviceScaleEnsuresTextQuality(float device_scale_factor) {
360#if defined(OS_ANDROID) || defined(OS_CHROMEOS)
361 // On Android, we never have subpixel antialiasing. On Chrome OS we prefer to
362 // composite all scrollers so that we get animated overlay scrollbars.
363 return true;
364#else
365 // 1.5 is a common touchscreen tablet device scale factor. For such
366 // devices main thread antialiasing is a heavy burden.
367 return device_scale_factor >= 1.5f;
368#endif
369}
370
371static bool PreferCompositingToLCDText(CompositorDependencies* compositor_deps,
372 float device_scale_factor) {
373 const base::CommandLine& command_line =
374 *base::CommandLine::ForCurrentProcess();
375 if (command_line.HasSwitch(switches::kDisablePreferCompositingToLCDText))
376 return false;
377 if (command_line.HasSwitch(switches::kEnablePreferCompositingToLCDText))
378 return true;
379 if (!compositor_deps->IsLcdTextEnabled())
380 return true;
381 return DeviceScaleEnsuresTextQuality(device_scale_factor);
382}
383
[email protected]b256eca2013-07-11 10:57:40384} // namespace
385
[email protected]b2e4c70132013-10-03 02:07:51386// RenderWidget ---------------------------------------------------------------
387
Hajime Hoshiabb3c8f2017-12-04 18:41:39388RenderWidget::RenderWidget(
389 int32_t widget_routing_id,
390 CompositorDependencies* compositor_deps,
391 blink::WebPopupType popup_type,
392 const ScreenInfo& screen_info,
393 bool swapped_out,
394 bool hidden,
395 bool never_visible,
396 scoped_refptr<base::SingleThreadTaskRunner> task_runner,
397 mojom::WidgetRequest widget_request)
nick8331f8ad2016-11-15 20:42:45398 : routing_id_(widget_routing_id),
dcheng35d31c112015-07-22 00:17:36399 compositor_deps_(compositor_deps),
lfg8ff33912016-09-13 20:59:21400 webwidget_internal_(nullptr),
avi40b5be7a2016-03-03 21:13:44401 owner_delegate_(nullptr),
[email protected]847a2582013-03-09 02:29:51402 auto_resize_mode_(false),
initial.commit09911bf2008-07-26 23:55:29403 did_show_(false),
[email protected]1ac10dca2013-08-20 20:47:04404 is_hidden_(hidden),
sievers71c62dd52015-10-07 01:44:39405 compositor_never_visible_(never_visible),
mikhail.pozdnyakovf2c902a2015-04-14 08:09:12406 is_fullscreen_granted_(false),
Blink Reformat1c4d759e2017-04-09 16:34:54407 display_mode_(blink::kWebDisplayModeUndefined),
changwanf2a707b2015-10-30 08:22:16408 ime_event_guard_(nullptr),
[email protected]661eb9d2009-02-03 02:11:48409 closing_(false),
[email protected]aeeedad2014-08-22 18:16:22410 host_closing_(false),
[email protected]14392a52012-05-02 20:28:44411 is_swapped_out_(swapped_out),
dglazkov97b6c2b2016-10-25 17:35:55412 text_input_type_(ui::TEXT_INPUT_TYPE_NONE),
[email protected]b256eca2013-07-11 10:57:40413 text_input_mode_(ui::TEXT_INPUT_MODE_DEFAULT),
shuchen82ce8c52014-10-23 01:55:20414 text_input_flags_(0),
AJITH KUMAR V041c0b02017-08-08 10:39:20415 next_previous_flags_(kInvalidNextPreviousFlagsValue),
[email protected]86ba5fcb2013-09-04 00:36:53416 can_compose_inline_(true),
nonafa291792016-08-10 02:36:18417 composition_range_(gfx::Range::InvalidRange()),
[email protected]3e2b375b2010-04-07 17:03:12418 popup_type_(popup_type),
[email protected]867125a02009-12-10 06:01:48419 pending_window_rect_count_(0),
[email protected]842f10652012-06-06 01:54:04420 screen_info_(screen_info),
nonafa291792016-08-10 02:36:18421 monitor_composition_info_(false),
[email protected]b2e4c70132013-10-03 02:07:51422 popup_origin_scale_for_emulation_(0.f),
samans26510e442017-06-01 22:29:12423 frame_swap_message_queue_(new FrameSwapMessageQueue(routing_id_)),
[email protected]a09d53ce2014-01-31 00:46:42424 resizing_mode_selector_(new ResizingModeSelector()),
lfge0c2792ec2016-05-11 18:52:08425 has_host_context_menu_location_(false),
ekaramad2a46d632016-07-19 13:33:09426 has_focus_(false),
Nicolas Pena75a35d662018-04-05 20:13:44427 for_oopif_(false),
ekaramad330ba4232016-09-23 17:57:47428#if defined(OS_MACOSX)
429 text_input_client_observer_(new TextInputClientObserver(this)),
430#endif
Takashi SAKAMOTO870f6262017-08-22 04:08:27431 first_update_visual_state_after_hidden_(false),
tasakb95dbb50c2017-02-08 18:07:50432 was_shown_time_(base::TimeTicks::Now()),
kenrb5d78b842017-03-06 21:06:01433 current_content_source_id_(0),
Dave Tapuska1bdf1832017-07-07 18:07:19434 widget_binding_(this, std::move(widget_request)),
Hajime Hoshiabb3c8f2017-12-04 18:41:39435 task_runner_(task_runner),
wjmaclean1d970622017-01-21 22:28:24436 weak_ptr_factory_(this) {
nick8331f8ad2016-11-15 20:42:45437 DCHECK_NE(routing_id_, MSG_ROUTING_NONE);
[email protected]8b3f0eb2012-05-03 19:15:05438 if (!swapped_out)
439 RenderProcess::current()->AddRefProcess();
[email protected]380244092011-10-07 17:26:27440 DCHECK(RenderThread::Get());
alexclarke7fa93942015-10-21 15:37:11441
442 // In tests there may not be a RenderThreadImpl.
443 if (RenderThreadImpl::current()) {
444 render_widget_scheduling_state_ = RenderThreadImpl::current()
Yuta Kitamura3331f5c2018-04-05 11:12:25445 ->GetWebMainThreadScheduler()
dcheng07945f632015-12-26 07:59:32446 ->NewRenderWidgetSchedulingState();
alexclarke7fa93942015-10-21 15:37:11447 render_widget_scheduling_state_->SetHidden(is_hidden_);
448 }
sadrul602ce1362017-01-26 06:41:10449#if defined(USE_AURA)
fsamuel098eade2017-03-21 18:06:14450 RendererWindowTreeClient::CreateIfNecessary(routing_id_);
Scott Violet6fca1312018-06-15 16:27:26451 if (!features::IsAshInBrowserProcess())
Scott Violet1098538e2017-10-05 19:23:33452 RendererWindowTreeClient::Get(routing_id_)->SetVisible(!is_hidden_);
sadrul602ce1362017-01-26 06:41:10453#endif
Albert J. Wongcb004632018-07-10 22:58:25454
455 if (routing_id_ != MSG_ROUTING_NONE)
456 g_routing_id_widget_map.Get().emplace(routing_id_, this);
initial.commit09911bf2008-07-26 23:55:29457}
458
459RenderWidget::~RenderWidget() {
lfg8ff33912016-09-13 20:59:21460 DCHECK(!webwidget_internal_) << "Leaking our WebWidget!";
Albert J. Wongcb004632018-07-10 22:58:25461 // TODO(ajwong): Add in check that routing_id_ has been removed from
462 // g_routing_id_widget_map once the shutdown semantics for RenderWidget
463 // and RenderViewImpl are rationalized. Currently, too many unit and
464 // browser tests delete a RenderWidget without correclty going through
465 // the shutdown. https://crbug.com/545684
[email protected]bffc8302014-01-23 20:52:16466
dtapuska9ec1a912017-04-21 15:18:31467 if (input_event_queue_)
468 input_event_queue_->ClearClient();
469
[email protected]992db4c2011-05-12 15:37:15470 // If we are swapped out, we have released already.
[email protected]d2e2f9ee2013-08-21 11:02:02471 if (!is_swapped_out_ && RenderProcess::current())
[email protected]992db4c2011-05-12 15:37:15472 RenderProcess::current()->ReleaseProcess();
sadrul8185d972017-01-31 18:30:11473#if defined(USE_AURA)
fsamuel098eade2017-03-21 18:06:14474 // It is possible for a RenderWidget to be destroyed before it was embedded
475 // in a mus window. The RendererWindowTreeClient will leak in such cases. So
476 // explicitly delete it here.
477 RendererWindowTreeClient::Destroy(routing_id_);
sadrul8185d972017-01-31 18:30:11478#endif
initial.commit09911bf2008-07-26 23:55:29479}
480
[email protected]484955942010-08-19 16:13:18481// static
lfg1568d112016-08-30 16:06:29482void RenderWidget::InstallCreateHook(
483 CreateRenderWidgetFunction create_render_widget,
484 RenderWidgetInitializedCallback render_widget_initialized) {
485 CHECK(!g_create_render_widget && !g_render_widget_initialized);
486 g_create_render_widget = create_render_widget;
487 g_render_widget_initialized = render_widget_initialized;
488}
489
490// static
Albert J. Wongcb004632018-07-10 22:58:25491RenderWidget* RenderWidget::FromRoutingID(int32_t routing_id) {
492 RoutingIDWidgetMap* widgets = g_routing_id_widget_map.Pointer();
493 RoutingIDWidgetMap::iterator it = widgets->find(routing_id);
494 return it == widgets->end() ? NULL : it->second;
495}
496
497// static
nickf7b38222016-11-22 21:59:35498RenderWidget* RenderWidget::CreateForPopup(
499 RenderViewImpl* opener,
500 CompositorDependencies* compositor_deps,
501 blink::WebPopupType popup_type,
Hajime Hoshiabb3c8f2017-12-04 18:41:39502 const ScreenInfo& screen_info,
503 scoped_refptr<base::SingleThreadTaskRunner> task_runner) {
Dave Tapuska1bdf1832017-07-07 18:07:19504 mojom::WidgetPtr widget_channel;
505 mojom::WidgetRequest widget_channel_request =
506 mojo::MakeRequest(&widget_channel);
507
nick4df698d82016-11-11 20:39:23508 // Do a synchronous IPC to obtain a routing ID.
509 int32_t routing_id = MSG_ROUTING_NONE;
510 if (!RenderThreadImpl::current_render_message_filter()->CreateNewWidget(
Dave Tapuska1bdf1832017-07-07 18:07:19511 opener->GetRoutingID(), popup_type, std::move(widget_channel),
512 &routing_id)) {
nick4df698d82016-11-11 20:39:23513 return nullptr;
514 }
515
Hajime Hoshiabb3c8f2017-12-04 18:41:39516 scoped_refptr<RenderWidget> widget(new RenderWidget(
517 routing_id, compositor_deps, popup_type, screen_info, false, false, false,
518 task_runner, std::move(widget_channel_request)));
nickf7b38222016-11-22 21:59:35519 ShowCallback opener_callback =
wjmaclean1d970622017-01-21 22:28:24520 base::Bind(&RenderViewImpl::ShowCreatedPopupWidget, opener->GetWeakPtr());
Tommy Nyquist4b749d02018-03-20 21:46:29521 widget->Init(std::move(opener_callback),
522 RenderWidget::CreateWebWidget(widget.get()));
nick4df698d82016-11-11 20:39:23523 DCHECK(!widget->HasOneRef()); // RenderWidget::Init() adds a reference.
524 return widget.get();
initial.commit09911bf2008-07-26 23:55:29525}
526
[email protected]484955942010-08-19 16:13:18527// static
kenrba7199832015-01-22 23:44:59528RenderWidget* RenderWidget::CreateForFrame(
nick4df698d82016-11-11 20:39:23529 int widget_routing_id,
kenrba7199832015-01-22 23:44:59530 bool hidden,
ccameron2f451532016-09-07 21:49:27531 const ScreenInfo& screen_info,
kenrba7199832015-01-22 23:44:59532 CompositorDependencies* compositor_deps,
533 blink::WebLocalFrame* frame) {
nick4df698d82016-11-11 20:39:23534 CHECK_NE(widget_routing_id, MSG_ROUTING_NONE);
Albert J. Wongcb004632018-07-10 22:58:25535 RenderFrameImpl* render_frame = RenderFrameImpl::FromWebFrame(frame);
536 // For the mainframe, the RenderWidget is attached to the RenderView.
537 // TODO(ajwong): Remove this when the widget is always attached to a frame.
538 // https://crbug.com/545684
539 if (!frame->Parent()) {
540 RenderViewImpl* view =
541 static_cast<RenderViewImpl*>(render_frame->GetRenderView());
danakj9a8a9cf2018-07-17 23:52:12542 // Use the WidgetClient() from the RenderViewImpl, rather than getting its
543 // RenderWidget directly. Layout tests may inject a different
544 // WebWidgetClient on the RenderViewImpl that intercepts calls before they
545 // get to the RenderWidget.
avi8a45c1092016-03-01 16:12:34546 view->AttachWebFrameWidget(
danakj9a8a9cf2018-07-17 23:52:12547 RenderWidget::CreateWebFrameWidget(view->WidgetClient(), frame));
Lucas Furukawa Gadani6ccadf72018-02-13 10:29:10548 view->GetWidget()->UpdateWebViewWithDeviceScaleFactor();
avi8a45c1092016-03-01 16:12:34549 return view->GetWidget();
dcheng3ce04b62015-10-26 23:30:55550 }
Hajime Hoshiabb3c8f2017-12-04 18:41:39551 scoped_refptr<base::SingleThreadTaskRunner> task_runner =
Hajime Hoshi0cda8752018-05-11 08:25:54552 frame->GetTaskRunner(blink::TaskType::kInternalDefault);
dcheng35d31c112015-07-22 00:17:36553 scoped_refptr<RenderWidget> widget(
lfg1568d112016-08-30 16:06:29554 g_create_render_widget
nick8331f8ad2016-11-15 20:42:45555 ? g_create_render_widget(widget_routing_id, compositor_deps,
Blink Reformat1c4d759e2017-04-09 16:34:54556 blink::kWebPopupTypeNone, screen_info, false,
nick8331f8ad2016-11-15 20:42:45557 hidden, false)
558 : new RenderWidget(widget_routing_id, compositor_deps,
Blink Reformat1c4d759e2017-04-09 16:34:54559 blink::kWebPopupTypeNone, screen_info, false,
Hajime Hoshiabb3c8f2017-12-04 18:41:39560 hidden, false, task_runner));
simonhong628f9812015-04-27 23:13:20561 widget->for_oopif_ = true;
nick4df698d82016-11-11 20:39:23562 // Init increments the reference count on |widget|, keeping it alive after
kenrba7199832015-01-22 23:44:59563 // this function returns.
nickf7b38222016-11-22 21:59:35564 widget->Init(RenderWidget::ShowCallback(),
nick4df698d82016-11-11 20:39:23565 RenderWidget::CreateWebFrameWidget(widget.get(), frame));
Lucas Furukawa Gadani6ccadf72018-02-13 10:29:10566 widget->UpdateWebViewWithDeviceScaleFactor();
nick4df698d82016-11-11 20:39:23567
568 if (g_render_widget_initialized)
569 g_render_widget_initialized(widget.get());
570 return widget.get();
kenrba7199832015-01-22 23:44:59571}
572
573// static
lfgcaab5142016-02-26 19:06:52574blink::WebFrameWidget* RenderWidget::CreateWebFrameWidget(
danakj9a8a9cf2018-07-17 23:52:12575 blink::WebWidgetClient* widget_client,
dchengda9b4bb2015-07-20 20:58:08576 blink::WebLocalFrame* frame) {
danakj9a8a9cf2018-07-17 23:52:12577 return blink::WebFrameWidget::Create(widget_client, frame);
dchengda9b4bb2015-07-20 20:58:08578}
579
580// static
kenrba7199832015-01-22 23:44:59581blink::WebWidget* RenderWidget::CreateWebWidget(RenderWidget* render_widget) {
[email protected]484955942010-08-19 16:13:18582 switch (render_widget->popup_type_) {
Blink Reformat1c4d759e2017-04-09 16:34:54583 case blink::kWebPopupTypeNone: // Nothing to create.
[email protected]484955942010-08-19 16:13:18584 break;
Blink Reformat1c4d759e2017-04-09 16:34:54585 case blink::kWebPopupTypePage:
586 return WebPagePopup::Create(render_widget);
[email protected]484955942010-08-19 16:13:18587 default:
588 NOTREACHED();
589 }
Ivan Kotenkov2c0d2bb32017-11-01 15:41:28590 return nullptr;
[email protected]484955942010-08-19 16:13:18591}
592
dchengda9b4bb2015-07-20 20:58:08593void RenderWidget::CloseForFrame() {
dchengd96a27a2015-07-24 20:17:32594 OnClose();
kenrba7199832015-01-22 23:44:59595}
596
alexmos78c9c0d2016-10-14 18:57:03597void RenderWidget::SetSwappedOut(bool is_swapped_out) {
598 // We should only toggle between states.
599 DCHECK(is_swapped_out_ != is_swapped_out);
600 is_swapped_out_ = is_swapped_out;
601
602 // If we are swapping out, we will call ReleaseProcess, allowing the process
603 // to exit if all of its RenderViews are swapped out. We wait until the
604 // WasSwappedOut call to do this, to allow the unload handler to finish.
605 // If we are swapping in, we call AddRefProcess to prevent the process from
606 // exiting.
607 if (!is_swapped_out_)
608 RenderProcess::current()->AddRefProcess();
609}
610
nickf7b38222016-11-22 21:59:35611void RenderWidget::Init(const ShowCallback& show_callback,
612 WebWidget* web_widget) {
lfg8ff33912016-09-13 20:59:21613 DCHECK(!webwidget_internal_);
nick4df698d82016-11-11 20:39:23614 DCHECK_NE(routing_id_, MSG_ROUTING_NONE);
initial.commit09911bf2008-07-26 23:55:29615
Jeremy Roman04f27c372017-10-27 15:20:55616 input_handler_ = std::make_unique<RenderWidgetInputHandler>(this, this);
nick8331f8ad2016-11-15 20:42:45617
Dave Tapuska04bc5ee92018-04-17 19:03:31618 RenderThreadImpl* render_thread_impl = RenderThreadImpl::current();
Dave Tapuska9db80842017-07-24 17:24:26619
Alexander Timin41e917d2018-07-02 16:25:35620 blink::scheduler::WebThreadScheduler* compositor_thread_scheduler =
621 blink::scheduler::WebThreadScheduler::CompositorThreadScheduler();
622
Dave Tapuska04bc5ee92018-04-17 19:03:31623 widget_input_handler_manager_ = WidgetInputHandlerManager::Create(
624 weak_ptr_factory_.GetWeakPtr(),
danakja6c10012018-07-06 14:25:36625 compositor_thread_scheduler && layer_tree_view_
Alexander Timin41e917d2018-07-02 16:25:35626 ? compositor_thread_scheduler->InputTaskRunner()
Dave Tapuska04bc5ee92018-04-17 19:03:31627 : nullptr,
628 render_thread_impl ? render_thread_impl->GetWebMainThreadScheduler()
629 : nullptr);
Dave Tapuska9db80842017-07-24 17:24:26630
nickf7b38222016-11-22 21:59:35631 show_callback_ = show_callback;
initial.commit09911bf2008-07-26 23:55:29632
lfg8ff33912016-09-13 20:59:21633 webwidget_internal_ = web_widget;
634 webwidget_mouse_lock_target_.reset(
635 new WebWidgetLockTarget(webwidget_internal_));
lfgbee1e0a2016-06-08 21:24:21636 mouse_lock_dispatcher_.reset(new RenderWidgetMouseLockDispatcher(this));
initial.commit09911bf2008-07-26 23:55:29637
nick4df698d82016-11-11 20:39:23638 RenderThread::Get()->AddRoute(routing_id_, this);
639 // Take a reference on behalf of the RenderThread. This will be balanced
640 // when we receive ViewMsg_Close.
641 AddRef();
642 if (RenderThreadImpl::current()) {
643 RenderThreadImpl::current()->WidgetCreated();
644 if (is_hidden_)
645 RenderThreadImpl::current()->WidgetHidden();
initial.commit09911bf2008-07-26 23:55:29646 }
647}
648
[email protected]949b6592014-08-20 13:17:52649void RenderWidget::WasSwappedOut() {
650 // If we have been swapped out and no one else is using this process,
651 // it's safe to exit now.
652 CHECK(is_swapped_out_);
653 RenderProcess::current()->ReleaseProcess();
654}
655
[email protected]b2e4c70132013-10-03 02:07:51656void RenderWidget::SetPopupOriginAdjustmentsForEmulation(
mfomitchev2600fd7c2016-02-17 20:53:39657 RenderWidgetScreenMetricsEmulator* emulator) {
[email protected]b2e4c70132013-10-03 02:07:51658 popup_origin_scale_for_emulation_ = emulator->scale();
[email protected]19193682014-04-03 15:01:43659 popup_view_origin_for_emulation_ = emulator->applied_widget_rect().origin();
Pavel Feldmancc099f72017-07-20 23:09:00660 popup_screen_origin_for_emulation_ =
Lei Zhang9b359d32017-11-28 00:57:02661 emulator->original_screen_rect().origin();
Fady Samuel4255c182018-05-24 20:42:36662 UpdateSurfaceAndScreenInfo(local_surface_id_from_parent_,
663 compositor_viewport_pixel_size_,
Christopher Camerone9a30c12018-03-07 08:23:38664 emulator->original_screen_info());
[email protected]b2e4c70132013-10-03 02:07:51665}
666
[email protected]2d6836f42014-07-02 17:25:31667gfx::Rect RenderWidget::AdjustValidationMessageAnchor(const gfx::Rect& anchor) {
668 if (screen_metrics_emulator_)
669 return screen_metrics_emulator_->AdjustValidationMessageAnchor(anchor);
670 return anchor;
671}
672
thakis18e426412017-03-15 12:06:37673#if BUILDFLAG(USE_EXTERNAL_POPUP_MENU)
[email protected]b2e4c70132013-10-03 02:07:51674void RenderWidget::SetExternalPopupOriginAdjustmentsForEmulation(
mfomitchev2600fd7c2016-02-17 20:53:39675 ExternalPopupMenu* popup,
676 RenderWidgetScreenMetricsEmulator* emulator) {
Pavel Feldmancc099f72017-07-20 23:09:00677 popup->SetOriginScaleForEmulation(emulator->scale());
[email protected]b2e4c70132013-10-03 02:07:51678}
[email protected]53907862014-03-25 15:42:40679#endif
[email protected]b2e4c70132013-10-03 02:07:51680
[email protected]b2e4c70132013-10-03 02:07:51681void RenderWidget::OnShowHostContextMenu(ContextMenuParams* params) {
682 if (screen_metrics_emulator_)
683 screen_metrics_emulator_->OnShowContextMenu(params);
684}
685
[email protected]a95986a82010-12-24 06:19:28686bool RenderWidget::OnMessageReceived(const IPC::Message& message) {
ekaramad330ba4232016-09-23 17:57:47687#if defined(OS_MACOSX)
688 if (IPC_MESSAGE_CLASS(message) == TextInputClientMsgStart)
689 return text_input_client_observer_->OnMessageReceived(message);
690#endif
lfgbee1e0a2016-06-08 21:24:21691 if (mouse_lock_dispatcher_ &&
692 mouse_lock_dispatcher_->OnMessageReceived(message))
693 return true;
694
[email protected]a95986a82010-12-24 06:19:28695 bool handled = true;
696 IPC_BEGIN_MESSAGE_MAP(RenderWidget, message)
wjmacleanee244e02017-05-26 21:06:07697 IPC_MESSAGE_HANDLER(ViewMsg_ShowContextMenu, OnShowContextMenu)
[email protected]a95986a82010-12-24 06:19:28698 IPC_MESSAGE_HANDLER(ViewMsg_Close, OnClose)
Fady Samuel799e72192018-04-25 21:16:57699 IPC_MESSAGE_HANDLER(ViewMsg_SynchronizeVisualProperties,
700 OnSynchronizeVisualProperties)
dgozman9260b0a12015-03-16 13:45:20701 IPC_MESSAGE_HANDLER(ViewMsg_EnableDeviceEmulation,
702 OnEnableDeviceEmulation)
703 IPC_MESSAGE_HANDLER(ViewMsg_DisableDeviceEmulation,
704 OnDisableDeviceEmulation)
[email protected]a95986a82010-12-24 06:19:28705 IPC_MESSAGE_HANDLER(ViewMsg_WasHidden, OnWasHidden)
[email protected]9e2e4632012-07-27 16:38:41706 IPC_MESSAGE_HANDLER(ViewMsg_WasShown, OnWasShown)
Albert J. Wongcb004632018-07-10 22:58:25707 IPC_MESSAGE_HANDLER(ViewMsg_SetActive, OnSetActive)
708 IPC_MESSAGE_HANDLER(ViewMsg_SetBackgroundOpaque, OnSetBackgroundOpaque)
[email protected]a95986a82010-12-24 06:19:28709 IPC_MESSAGE_HANDLER(ViewMsg_SetTextDirection, OnSetTextDirection)
Avi Drissman014dec72018-06-07 02:34:01710 IPC_MESSAGE_HANDLER(ViewMsg_SetBounds_ACK, OnRequestSetBoundsAck)
[email protected]80ad8622012-11-07 16:33:03711 IPC_MESSAGE_HANDLER(ViewMsg_UpdateScreenRects, OnUpdateScreenRects)
Albert J. Wongcb004632018-07-10 22:58:25712 IPC_MESSAGE_HANDLER(ViewMsg_ForceRedraw, OnForceRedraw)
kenrbea731792017-01-13 15:10:48713 IPC_MESSAGE_HANDLER(ViewMsg_SetViewportIntersection,
714 OnSetViewportIntersection)
kenrb04323782017-06-23 01:23:32715 IPC_MESSAGE_HANDLER(ViewMsg_SetIsInert, OnSetIsInert)
sunxd540a9962018-05-24 22:51:06716 IPC_MESSAGE_HANDLER(ViewMsg_SetInheritedEffectiveTouchAction,
717 OnSetInheritedEffectiveTouchAction)
Ken Buchanan8a319fb2017-11-15 18:37:12718 IPC_MESSAGE_HANDLER(ViewMsg_UpdateRenderThrottlingStatus,
719 OnUpdateRenderThrottlingStatus)
lfg43e08e62016-02-03 18:51:37720 IPC_MESSAGE_HANDLER(ViewMsg_WaitForNextFrameForTests,
721 OnWaitNextFrameForTests)
paulmeyer90f6c31d2016-11-12 00:17:59722 IPC_MESSAGE_HANDLER(DragMsg_TargetDragEnter, OnDragTargetDragEnter)
723 IPC_MESSAGE_HANDLER(DragMsg_TargetDragOver, OnDragTargetDragOver)
724 IPC_MESSAGE_HANDLER(DragMsg_TargetDragLeave, OnDragTargetDragLeave)
725 IPC_MESSAGE_HANDLER(DragMsg_TargetDrop, OnDragTargetDrop)
paulmeyer8fc8ea92016-11-15 05:12:21726 IPC_MESSAGE_HANDLER(DragMsg_SourceEnded, OnDragSourceEnded)
727 IPC_MESSAGE_HANDLER(DragMsg_SourceSystemDragEnded,
728 OnDragSourceSystemDragEnded)
[email protected]a95986a82010-12-24 06:19:28729 IPC_MESSAGE_UNHANDLED(handled = false)
730 IPC_END_MESSAGE_MAP()
731 return handled;
732}
initial.commit09911bf2008-07-26 23:55:29733
734bool RenderWidget::Send(IPC::Message* message) {
Nasko Oskovf97e8b02017-07-25 02:45:42735 // Don't send any messages after the browser has told us to close, and filter
736 // most outgoing messages while swapped out.
737 if ((is_swapped_out_ &&
738 !SwappedOutMessages::CanSendWhileSwappedOut(message)) ||
739 closing_) {
initial.commit09911bf2008-07-26 23:55:29740 delete message;
741 return false;
742 }
743
744 // If given a messsage without a routing ID, then assign our routing ID.
745 if (message->routing_id() == MSG_ROUTING_NONE)
746 message->set_routing_id(routing_id_);
747
[email protected]380244092011-10-07 17:26:27748 return RenderThread::Get()->Send(message);
[email protected]8085dbc82008-09-26 22:53:44749}
750
dtapuska014ed082016-11-11 21:58:48751void RenderWidget::SendOrCrash(IPC::Message* message) {
752 bool result = Send(message);
753 CHECK(closing_ || result) << "Failed to send message";
754}
755
ekaramad5aff1942017-01-06 01:26:35756bool RenderWidget::ShouldHandleImeEvents() const {
ekaramadb6483a052017-02-10 02:23:26757 // TODO(ekaramad): We track page focus in all RenderViews on the page but the
758 // RenderWidgets corresponding to OOPIFs do not get the update. For now, this
759 // method returns true when the RenderWidget is for an OOPIF, i.e., IME events
760 // will be processed regardless of page focus. We should revisit this after
761 // page focus for OOPIFs has been fully resolved (https://crbug.com/689777).
Blink Reformat1c4d759e2017-04-09 16:34:54762 return GetWebWidget() && GetWebWidget()->IsWebFrameWidget() &&
ekaramadb6483a052017-02-10 02:23:26763 (has_focus_ || for_oopif_);
ekaramad5aff1942017-01-06 01:26:35764}
765
bokanc007c3a2015-02-03 07:15:56766void RenderWidget::SetWindowRectSynchronously(
767 const gfx::Rect& new_window_rect) {
Fady Samuel799e72192018-04-25 21:16:57768 VisualProperties visual_properties;
769 visual_properties.screen_info = screen_info_;
770 visual_properties.new_size = new_window_rect.size();
771 visual_properties.compositor_viewport_pixel_size = gfx::ScaleToCeiledSize(
Fady Samuela863f152018-03-09 16:10:03772 new_window_rect.size(), GetWebScreenInfo().device_scale_factor);
Fady Samuel799e72192018-04-25 21:16:57773 visual_properties.visible_viewport_size = new_window_rect.size();
774 visual_properties.is_fullscreen_granted = is_fullscreen_granted_;
775 visual_properties.display_mode = display_mode_;
Fady Samuel4255c182018-05-24 20:42:36776 visual_properties.local_surface_id = local_surface_id_from_parent_;
777 // We are resizing the window from the renderer, so allocate a new
778 // viz::LocalSurfaceId to avoid surface invariants violations in tests.
danakja6c10012018-07-06 14:25:36779 if (layer_tree_view_)
780 layer_tree_view_->RequestNewLocalSurfaceId();
Fady Samuel799e72192018-04-25 21:16:57781 SynchronizeVisualProperties(visual_properties);
mfomitchev2600fd7c2016-02-17 20:53:39782
bokanc007c3a2015-02-03 07:15:56783 view_screen_rect_ = new_window_rect;
784 window_screen_rect_ = new_window_rect;
[email protected]92650162013-10-30 03:31:02785 if (!did_show_)
bokanc007c3a2015-02-03 07:15:56786 initial_rect_ = new_window_rect;
[email protected]92650162013-10-30 03:31:02787}
788
initial.commit09911bf2008-07-26 23:55:29789void RenderWidget::OnClose() {
dchengd96a27a2015-07-24 20:17:32790 DCHECK(content::RenderThread::Get());
791 if (closing_)
792 return;
793 NotifyOnClose();
794 closing_ = true;
795
796 // Browser correspondence is no longer needed at this point.
797 if (routing_id_ != MSG_ROUTING_NONE) {
798 RenderThread::Get()->RemoveRoute(routing_id_);
Albert J. Wongcb004632018-07-10 22:58:25799 g_routing_id_widget_map.Get().erase(routing_id_);
dchengd96a27a2015-07-24 20:17:32800 SetHidden(false);
801 if (RenderThreadImpl::current())
802 RenderThreadImpl::current()->WidgetDestroyed();
803 }
804
805 if (for_oopif_) {
806 // Widgets for frames may be created and closed at any time while the frame
Ken Buchananed449bb2018-02-01 21:02:05807 // is alive. However, WebWidget must be closed synchronously because frame
808 // widgets and frames hold pointers to each other. The deferred call to
809 // Close() will complete cleanup and release |this|, but CloseWebWidget()
810 // prevents Close() from attempting to access members of an
811 // already-deleted frame.
812 CloseWebWidget();
dchengd96a27a2015-07-24 20:17:32813 }
Ken Buchananed449bb2018-02-01 21:02:05814 // If there is a Send call on the stack, then it could be dangerous to close
815 // now. Post a task that only gets invoked when there are no nested message
816 // loops.
817 task_runner_->PostNonNestableTask(FROM_HERE,
818 base::BindOnce(&RenderWidget::Close, this));
dchengd96a27a2015-07-24 20:17:32819
820 // Balances the AddRef taken when we called AddRoute.
821 Release();
initial.commit09911bf2008-07-26 23:55:29822}
823
Fady Samuel799e72192018-04-25 21:16:57824void RenderWidget::OnSynchronizeVisualProperties(
825 const VisualProperties& params) {
EhsanKbd2cea992017-11-23 18:49:08826 gfx::Size old_visible_viewport_size = visible_viewport_size_;
827
Fady Samuel799e72192018-04-25 21:16:57828 if (resizing_mode_selector_->ShouldAbortOnResize(this, params)) {
[email protected]b2e4c70132013-10-03 02:07:51829 return;
830 }
831
Fady Samuel799e72192018-04-25 21:16:57832 if (screen_metrics_emulator_) {
833 screen_metrics_emulator_->OnSynchronizeVisualProperties(params);
834 return;
835 }
836
837 SynchronizeVisualProperties(params);
EhsanKbd2cea992017-11-23 18:49:08838
839 if (old_visible_viewport_size != visible_viewport_size_) {
840 for (auto& render_frame : render_frames_)
841 render_frame.DidChangeVisibleViewport();
842 }
initial.commit09911bf2008-07-26 23:55:29843}
844
dgozman9260b0a12015-03-16 13:45:20845void RenderWidget::OnEnableDeviceEmulation(
Lei Zhang9b359d32017-11-28 00:57:02846 const blink::WebDeviceEmulationParams& params) {
mfomitchev2600fd7c2016-02-17 20:53:39847 if (!screen_metrics_emulator_) {
Fady Samuel4255c182018-05-24 20:42:36848 VisualProperties visual_properties;
849 visual_properties.screen_info = screen_info_;
850 visual_properties.new_size = size_;
851 visual_properties.compositor_viewport_pixel_size =
Christopher Cameronaad15a0d2018-03-09 03:47:33852 compositor_viewport_pixel_size_;
Fady Samuel4255c182018-05-24 20:42:36853 visual_properties.local_surface_id = local_surface_id_from_parent_;
854 visual_properties.visible_viewport_size = visible_viewport_size_;
855 visual_properties.is_fullscreen_granted = is_fullscreen_granted_;
856 visual_properties.display_mode = display_mode_;
mfomitchev2600fd7c2016-02-17 20:53:39857 screen_metrics_emulator_.reset(new RenderWidgetScreenMetricsEmulator(
Fady Samuel4255c182018-05-24 20:42:36858 this, params, visual_properties, view_screen_rect_,
859 window_screen_rect_));
oshima50872a72016-03-04 13:26:18860 screen_metrics_emulator_->Apply();
mfomitchev2600fd7c2016-02-17 20:53:39861 } else {
dgozman9260b0a12015-03-16 13:45:20862 screen_metrics_emulator_->ChangeEmulationParams(params);
mfomitchev2600fd7c2016-02-17 20:53:39863 }
dgozman9260b0a12015-03-16 13:45:20864}
865
866void RenderWidget::OnDisableDeviceEmulation() {
867 screen_metrics_emulator_.reset();
868}
869
initial.commit09911bf2008-07-26 23:55:29870void RenderWidget::OnWasHidden() {
[email protected]9c3085f2011-06-09 02:10:31871 TRACE_EVENT0("renderer", "RenderWidget::OnWasHidden");
initial.commit09911bf2008-07-26 23:55:29872 // Go into a mode where we stop generating paint and scrolling events.
[email protected]bee16aab2009-08-26 15:55:03873 SetHidden(true);
ericwilligers88e69742016-10-17 19:29:55874 for (auto& observer : render_frames_)
875 observer.WasHidden();
initial.commit09911bf2008-07-26 23:55:29876}
877
Saman Samid709592b2018-02-03 00:38:10878void RenderWidget::OnWasShown(bool needs_repainting,
Sadrul Habib Chowdhury8bc43cc2018-06-06 01:48:03879 base::TimeTicks show_request_timestamp) {
[email protected]9e2e4632012-07-27 16:38:41880 TRACE_EVENT0("renderer", "RenderWidget::OnWasShown");
initial.commit09911bf2008-07-26 23:55:29881 // During shutdown we can just ignore this message.
lfg8ff33912016-09-13 20:59:21882 if (!GetWebWidget())
initial.commit09911bf2008-07-26 23:55:29883 return;
884
tasakb95dbb50c2017-02-08 18:07:50885 was_shown_time_ = base::TimeTicks::Now();
initial.commit09911bf2008-07-26 23:55:29886 // See OnWasHidden
[email protected]bee16aab2009-08-26 15:55:03887 SetHidden(false);
ericwilligers88e69742016-10-17 19:29:55888 for (auto& observer : render_frames_)
889 observer.WasShown();
initial.commit09911bf2008-07-26 23:55:29890
[email protected]8a23afb32014-04-30 22:40:23891 if (!needs_repainting)
initial.commit09911bf2008-07-26 23:55:29892 return;
initial.commit09911bf2008-07-26 23:55:29893
danakja6c10012018-07-06 14:25:36894 if (layer_tree_view_ && !show_request_timestamp.is_null()) {
895 layer_tree_view_->layer_tree_host()->RequestPresentationTimeForNextFrame(
Sadrul Habib Chowdhury8bc43cc2018-06-06 01:48:03896 CreateTabSwitchingTimeRecorder(show_request_timestamp));
[email protected]3399dd822014-08-09 11:14:24897 }
initial.commit09911bf2008-07-26 23:55:29898}
899
Avi Drissman014dec72018-06-07 02:34:01900void RenderWidget::OnRequestSetBoundsAck() {
[email protected]53d3f302009-12-21 04:42:05901 DCHECK(pending_window_rect_count_);
902 pending_window_rect_count_--;
903}
904
Albert J. Wongcb004632018-07-10 22:58:25905void RenderWidget::OnForceRedraw(int snapshot_id) {
906 if (LayerTreeView* ltv = layer_tree_view()) {
907 ltv->layer_tree_host()->RequestPresentationTimeForNextFrame(
908 base::BindOnce(&RenderWidget::DidPresentForceDrawFrame,
909 weak_ptr_factory_.GetWeakPtr(), snapshot_id));
910 ltv->SetNeedsForcedRedraw();
911 }
912}
913
914void RenderWidget::DidPresentForceDrawFrame(
915 int snapshot_id,
916 const gfx::PresentationFeedback& feedback) {
917 Send(new ViewHostMsg_ForceRedrawComplete(routing_id(), snapshot_id));
918}
919
[email protected]ed7defa2013-03-12 21:29:59920GURL RenderWidget::GetURLForGraphicsContext3D() {
921 return GURL();
[email protected]65225772011-05-12 21:10:24922}
923
Sadrul Habib Chowdhury6539b732018-01-05 21:53:27924viz::FrameSinkId RenderWidget::GetFrameSinkIdAtPoint(const gfx::Point& point) {
925 return input_handler_->GetFrameSinkIdAtPoint(point);
Navid Zolghadr0d86e5f2017-10-23 18:09:22926}
927
Dave Tapuskaea83d3bd2017-06-13 16:14:55928void RenderWidget::HandleInputEvent(
dtapuska9ec1a912017-04-21 15:18:31929 const blink::WebCoalescedInputEvent& input_event,
930 const ui::LatencyInfo& latency_info,
Dave Tapuskaea83d3bd2017-06-13 16:14:55931 HandledEventCallback callback) {
932 input_handler_->HandleInputEvent(input_event, latency_info,
933 std::move(callback));
dtapuska9ec1a912017-04-21 15:18:31934}
935
dtapuska9d46ef7d2017-05-26 19:06:06936scoped_refptr<MainThreadEventQueue> RenderWidget::GetInputEventQueue() {
937 return input_event_queue_;
938}
939
fsamuel78f86e42016-01-20 04:10:23940void RenderWidget::OnCursorVisibilityChange(bool is_visible) {
lfg8ff33912016-09-13 20:59:21941 if (GetWebWidget())
Blink Reformat1c4d759e2017-04-09 16:34:54942 GetWebWidget()->SetCursorVisibilityState(is_visible);
fsamuel78f86e42016-01-20 04:10:23943}
944
945void RenderWidget::OnMouseCaptureLost() {
lfg8ff33912016-09-13 20:59:21946 if (GetWebWidget())
Blink Reformat1c4d759e2017-04-09 16:34:54947 GetWebWidget()->MouseCaptureLost();
fsamuel78f86e42016-01-20 04:10:23948}
949
alexmos56567492016-09-13 00:52:46950void RenderWidget::OnSetEditCommandsForNextKeyEvent(
951 const EditCommands& edit_commands) {
952 edit_commands_ = edit_commands;
953}
954
Albert J. Wongcb004632018-07-10 22:58:25955void RenderWidget::OnSetActive(bool active) {
956 if (owner_delegate_)
957 owner_delegate_->SetActive(active);
958}
959
960void RenderWidget::OnSetBackgroundOpaque(bool opaque) {
961 if (owner_delegate_)
962 owner_delegate_->SetBackgroundOpaque(opaque);
963}
964
fsamuel78f86e42016-01-20 04:10:23965void RenderWidget::OnSetFocus(bool enable) {
lfge0c2792ec2016-05-11 18:52:08966 has_focus_ = enable;
967
lfg8ff33912016-09-13 20:59:21968 if (GetWebWidget())
Blink Reformat1c4d759e2017-04-09 16:34:54969 GetWebWidget()->SetFocus(enable);
lfge0c2792ec2016-05-11 18:52:08970
ericwilligers88e69742016-10-17 19:29:55971 for (auto& observer : render_frames_)
972 observer.RenderWidgetSetFocus(enable);
fsamuel78f86e42016-01-20 04:10:23973}
974
dtapuska3d5624d32016-08-30 04:34:00975void RenderWidget::SetNeedsMainFrame() {
danakja6c10012018-07-06 14:25:36976 LayerTreeView* ltv = layer_tree_view();
977 if (!ltv)
dtapuska3d5624d32016-08-30 04:34:00978 return;
danakja6c10012018-07-06 14:25:36979 ltv->SetNeedsBeginFrame();
dtapuska3d5624d32016-08-30 04:34:00980}
981
fsamuel78f86e42016-01-20 04:10:23982///////////////////////////////////////////////////////////////////////////////
danakja6c10012018-07-06 14:25:36983// LayerTreeViewDelegate
fsamuel78f86e42016-01-20 04:10:23984
985void RenderWidget::ApplyViewportDeltas(
986 const gfx::Vector2dF& inner_delta,
987 const gfx::Vector2dF& outer_delta,
988 const gfx::Vector2dF& elastic_overscroll_delta,
989 float page_scale,
990 float top_controls_delta) {
Ken Buchananed449bb2018-02-01 21:02:05991 if (!GetWebWidget())
992 return;
Blink Reformat1c4d759e2017-04-09 16:34:54993 GetWebWidget()->ApplyViewportDeltas(inner_delta, outer_delta,
lfg8ff33912016-09-13 20:59:21994 elastic_overscroll_delta, page_scale,
995 top_controls_delta);
fsamuel78f86e42016-01-20 04:10:23996}
997
sahel1b47fda72017-03-28 17:03:07998void RenderWidget::RecordWheelAndTouchScrollingCount(
999 bool has_scrolled_by_wheel,
1000 bool has_scrolled_by_touch) {
Ken Buchananed449bb2018-02-01 21:02:051001 if (!GetWebWidget())
1002 return;
Blink Reformat1c4d759e2017-04-09 16:34:541003 GetWebWidget()->RecordWheelAndTouchScrollingCount(has_scrolled_by_wheel,
sahel1b47fda72017-03-28 17:03:071004 has_scrolled_by_touch);
1005}
1006
Daniel Cheng224569ee2018-04-25 05:45:061007void RenderWidget::BeginMainFrame(base::TimeTicks frame_time) {
Ken Buchananed449bb2018-02-01 21:02:051008 if (!GetWebWidget())
1009 return;
Daniel Cheng224569ee2018-04-25 05:45:061010 if (input_event_queue_)
1011 input_event_queue_->DispatchRafAlignedInput(frame_time);
dtapuska3d5624d32016-08-30 04:34:001012
Daniel Cheng224569ee2018-04-25 05:45:061013 GetWebWidget()->BeginFrame(frame_time);
fsamuel78f86e42016-01-20 04:10:231014}
1015
danakjc7afae52017-06-20 21:12:411016void RenderWidget::RequestNewLayerTreeFrameSink(
danakja6c10012018-07-06 14:25:361017 LayerTreeFrameSinkCallback callback) {
lfg8ff33912016-09-13 20:59:211018 DCHECK(GetWebWidget());
[email protected]7912e822014-04-16 02:37:031019 // For widgets that are never visible, we don't start the compositor, so we
danakjc7afae52017-06-20 21:12:411020 // never get a request for a cc::LayerTreeFrameSink.
sievers71c62dd52015-10-07 01:44:391021 DCHECK(!compositor_never_visible_);
jonrossa2ff4f82018-02-16 17:27:461022
1023 // TODO(jonross): have this generated by the LayerTreeFrameSink itself, which
1024 // would then handle binding.
1025 mojom::RenderFrameMetadataObserverPtr ptr;
1026 mojom::RenderFrameMetadataObserverRequest request = mojo::MakeRequest(&ptr);
1027 mojom::RenderFrameMetadataObserverClientPtrInfo client_info;
1028 mojom::RenderFrameMetadataObserverClientRequest client_request =
1029 mojo::MakeRequest(&client_info);
danakj4b347212018-07-04 17:55:171030 auto render_frame_metadata_observer =
1031 std::make_unique<RenderFrameMetadataObserverImpl>(std::move(request),
1032 std::move(client_info));
danakja6c10012018-07-06 14:25:361033 layer_tree_view_->SetRenderFrameObserver(
danakj4b347212018-07-04 17:55:171034 std::move(render_frame_metadata_observer));
danakjc7afae52017-06-20 21:12:411035 RenderThreadImpl::current()->RequestNewLayerTreeFrameSink(
danakjab9ef4d2017-10-31 23:38:331036 routing_id_, frame_swap_message_queue_, GetURLForGraphicsContext3D(),
danakja6c10012018-07-06 14:25:361037 std::move(callback), std::move(client_request), std::move(ptr));
[email protected]ba91a792013-02-06 09:48:281038}
1039
fsamuel78f86e42016-01-20 04:10:231040void RenderWidget::DidCommitAndDrawCompositorFrame() {
1041 // NOTE: Tests may break if this event is renamed or moved. See
1042 // tab_capture_performancetest.cc.
1043 TRACE_EVENT0("gpu", "RenderWidget::DidCommitAndDrawCompositorFrame");
lfge0c2792ec2016-05-11 18:52:081044
ericwilligers88e69742016-10-17 19:29:551045 for (auto& observer : render_frames_)
1046 observer.DidCommitAndDrawCompositorFrame();
lfge0c2792ec2016-05-11 18:52:081047
fsamuel78f86e42016-01-20 04:10:231048 // Notify subclasses that we initiated the paint operation.
1049 DidInitiatePaint();
1050}
1051
Saman Sami766e0b02018-01-31 17:19:201052void RenderWidget::DidCommitCompositorFrame() {
Saman Sami766e0b02018-01-31 17:19:201053}
fsamuel78f86e42016-01-20 04:10:231054
1055void RenderWidget::DidCompletePageScaleAnimation() {}
1056
danakj6c872fc02016-10-22 04:29:491057void RenderWidget::DidReceiveCompositorFrameAck() {
fsamuel78f86e42016-01-20 04:10:231058}
1059
fsamuel78f86e42016-01-20 04:10:231060bool RenderWidget::IsClosing() const {
Albert J. Wongcb004632018-07-10 22:58:251061 // TODO(ajwong): There is oddly 2 closing states. This API is used by
1062 // LayerTreeView only as part of the LayerTreeViewDelegate interface and
1063 // is the guard against creating new compositor frames unnecessarily.
1064 // Historically, when RenderViewImpl and RenderWidget shared the same
1065 // routing id, it was possible for |closing_| to be true, |host_closing_| to
1066 // false, and for the code in
1067 // RenderThreadImpl::RequestNewLayerTreeFrameSink() to still look up a valid
1068 // RenderViewImpl from the routing id. This is actually a benign shutdown
1069 // race in Android that can be triggered in the SynchronouslyComposite path
1070 // via AwContentsGarbageCollectionTest#testCreateAndGcManyTimes.
1071 //
1072 // Once RenderViewImpl and RenderWidget are split, attempt to combine two
1073 // states so the shutdown logic is cleaner.
1074 //
1075 // http://crbug.com/545684
1076 return host_closing_ || closing_;
fsamuel78f86e42016-01-20 04:10:231077}
1078
danakj53eccbc2016-03-02 22:51:071079void RenderWidget::RequestScheduleAnimation() {
Blink Reformat1c4d759e2017-04-09 16:34:541080 ScheduleAnimation();
initial.commit09911bf2008-07-26 23:55:291081}
1082
Eric Seckler8af8c0e52018-01-17 23:45:531083void RenderWidget::UpdateVisualState(VisualStateUpdate requested_update) {
Ken Buchananed449bb2018-02-01 21:02:051084 if (!GetWebWidget())
1085 return;
1086
Eric Seckler8af8c0e52018-01-17 23:45:531087 bool pre_paint_only = requested_update == VisualStateUpdate::kPrePaint;
1088 WebWidget::LifecycleUpdate lifecycle_update =
1089 pre_paint_only ? WebWidget::LifecycleUpdate::kPrePaint
1090 : WebWidget::LifecycleUpdate::kAll;
1091
1092 GetWebWidget()->UpdateLifecycle(lifecycle_update);
Blink Reformat1c4d759e2017-04-09 16:34:541093 GetWebWidget()->SetSuppressFrameRequestsWorkaroundFor704763Only(false);
tasakb95dbb50c2017-02-08 18:07:501094
Eric Seckler8af8c0e52018-01-17 23:45:531095 if (first_update_visual_state_after_hidden_ && !pre_paint_only) {
Takashi SAKAMOTO870f6262017-08-22 04:08:271096 RecordTimeToFirstActivePaint();
1097 first_update_visual_state_after_hidden_ = false;
1098 }
1099}
tasakb95dbb50c2017-02-08 18:07:501100
Takashi SAKAMOTO870f6262017-08-22 04:08:271101void RenderWidget::RecordTimeToFirstActivePaint() {
tasakb95dbb50c2017-02-08 18:07:501102 RenderThreadImpl* render_thread_impl = RenderThreadImpl::current();
tasakb95dbb50c2017-02-08 18:07:501103 base::TimeDelta sample = base::TimeTicks::Now() - was_shown_time_;
Takashi SAKAMOTO870f6262017-08-22 04:08:271104 if (render_thread_impl->NeedsToRecordFirstActivePaint(TTFAP_AFTER_PURGED)) {
1105 UMA_HISTOGRAM_TIMES("PurgeAndSuspend.Experimental.TimeToFirstActivePaint",
1106 sample);
1107 }
1108 if (render_thread_impl->NeedsToRecordFirstActivePaint(
1109 TTFAP_5MIN_AFTER_BACKGROUNDED)) {
1110 UMA_HISTOGRAM_TIMES(
1111 "PurgeAndSuspend.Experimental.TimeToFirstActivePaint."
1112 "AfterBackgrounded.5min",
1113 sample);
1114 }
fsamuel78f86e42016-01-20 04:10:231115}
1116
1117void RenderWidget::WillBeginCompositorFrame() {
1118 TRACE_EVENT0("gpu", "RenderWidget::willBeginCompositorFrame");
1119
Ken Buchananed449bb2018-02-01 21:02:051120 if (!GetWebWidget())
1121 return;
1122
Blink Reformat1c4d759e2017-04-09 16:34:541123 GetWebWidget()->SetSuppressFrameRequestsWorkaroundFor704763Only(true);
alancutter317a8e02017-04-05 10:09:291124
dglazkov06854c5c2016-08-31 00:19:591125 // The UpdateTextInputState can result in further layout and possibly
1126 // enable GPU acceleration so they need to be called before any painting
1127 // is done.
changwan75e3b2072017-01-16 02:55:001128 UpdateTextInputState();
dglazkov06854c5c2016-08-31 00:19:591129 UpdateSelectionBounds();
1130
ericwilligers88e69742016-10-17 19:29:551131 for (auto& observer : render_frame_proxies_)
1132 observer.WillBeginCompositorFrame();
initial.commit09911bf2008-07-26 23:55:291133}
1134
jbroman6ccbc7d472016-07-27 04:45:411135std::unique_ptr<cc::SwapPromise> RenderWidget::RequestCopyOfOutputForLayoutTest(
Fady Samueldfecb7d2017-07-26 11:41:041136 std::unique_ptr<viz::CopyOutputRequest> request) {
jbroman6ccbc7d472016-07-27 04:45:411137 return RenderThreadImpl::current()->RequestCopyOfOutputForLayoutTest(
1138 routing_id_, std::move(request));
1139}
1140
fsamuel72464894f2015-12-15 06:59:311141///////////////////////////////////////////////////////////////////////////////
1142// RenderWidgetInputHandlerDelegate
1143
avid7d6b2e2016-03-04 19:41:171144void RenderWidget::FocusChangeComplete() {
Ehsan Karamad655d7b8a2018-01-12 18:38:381145 blink::WebFrameWidget* frame_widget = GetFrameWidget();
1146 if (!frame_widget)
ekaramad27ca69b12017-04-20 18:34:291147 return;
Ehsan Karamad655d7b8a2018-01-12 18:38:381148
ekaramad27ca69b12017-04-20 18:34:291149 blink::WebLocalFrame* focused =
Ehsan Karamad655d7b8a2018-01-12 18:38:381150 frame_widget->LocalRoot()->View()->FocusedFrame();
1151
ekaramad27ca69b12017-04-20 18:34:291152 if (focused && focused->AutofillClient())
1153 focused->AutofillClient()->DidCompleteFocusChangeInFrame();
avid7d6b2e2016-03-04 19:41:171154}
fsamuel72464894f2015-12-15 06:59:311155
dtapuska1827dd22016-03-11 15:24:591156void RenderWidget::ObserveGestureEventAndResult(
1157 const blink::WebGestureEvent& gesture_event,
1158 const gfx::Vector2dF& unused_delta,
Sandra Sunac5cdd832017-12-11 03:27:131159 const cc::OverscrollBehavior& overscroll_behavior,
dtapuska1827dd22016-03-11 15:24:591160 bool event_processed) {
1161 if (!compositor_deps_->IsElasticOverscrollEnabled())
1162 return;
1163
1164 cc::InputHandlerScrollResult scroll_result;
1165 scroll_result.did_scroll = event_processed;
1166 scroll_result.did_overscroll_root = !unused_delta.IsZero();
1167 scroll_result.unused_scroll_delta = unused_delta;
Sandra Sunac5cdd832017-12-11 03:27:131168 scroll_result.overscroll_behavior = overscroll_behavior;
dtapuska1827dd22016-03-11 15:24:591169
Dave Tapuska04bc5ee92018-04-17 19:03:311170 widget_input_handler_manager_->ObserveGestureEventOnMainThread(gesture_event,
1171 scroll_result);
dtapuska1827dd22016-03-11 15:24:591172}
1173
avid7d6b2e2016-03-04 19:41:171174void RenderWidget::OnDidHandleKeyEvent() {
alexmos56567492016-09-13 00:52:461175 ClearEditCommands();
1176}
1177
1178void RenderWidget::SetEditCommandForNextKeyEvent(const std::string& name,
1179 const std::string& value) {
1180 ClearEditCommands();
1181 edit_commands_.emplace_back(name, value);
1182}
1183
1184void RenderWidget::ClearEditCommands() {
1185 edit_commands_.clear();
avid7d6b2e2016-03-04 19:41:171186}
fsamuel72464894f2015-12-15 06:59:311187
chongza8ba91fc2016-08-16 21:39:171188void RenderWidget::OnDidOverscroll(const ui::DidOverscrollParams& params) {
Dave Tapuska04bc5ee92018-04-17 19:03:311189 if (mojom::WidgetInputHandlerHost* host =
1190 widget_input_handler_manager_->GetWidgetInputHandlerHost()) {
1191 host->DidOverscroll(params);
Dave Tapuska139a72f2017-09-06 21:57:031192 }
fsamuel72464894f2015-12-15 06:59:311193}
1194
fsamuele8326c742016-01-12 00:49:391195void RenderWidget::SetInputHandler(RenderWidgetInputHandler* input_handler) {
1196 // Nothing to do here. RenderWidget created the |input_handler| and will take
1197 // ownership of it. We just verify here that we don't already have an input
1198 // handler.
1199 DCHECK(!input_handler_);
1200}
1201
changwan75e3b2072017-01-16 02:55:001202void RenderWidget::ShowVirtualKeyboard() {
1203 UpdateTextInputStateInternal(true, false);
1204}
1205
changwan62f57292017-02-17 08:28:251206void RenderWidget::ClearTextInputState() {
1207 text_input_info_ = blink::WebTextInputInfo();
1208 text_input_type_ = ui::TextInputType::TEXT_INPUT_TYPE_NONE;
1209 text_input_mode_ = ui::TextInputMode::TEXT_INPUT_MODE_DEFAULT;
1210 can_compose_inline_ = false;
1211 text_input_flags_ = 0;
AJITH KUMAR V041c0b02017-08-08 10:39:201212 next_previous_flags_ = kInvalidNextPreviousFlagsValue;
changwan62f57292017-02-17 08:28:251213}
1214
changwan75e3b2072017-01-16 02:55:001215void RenderWidget::UpdateTextInputState() {
1216 UpdateTextInputStateInternal(false, false);
1217}
1218
1219void RenderWidget::UpdateTextInputStateInternal(bool show_virtual_keyboard,
1220 bool reply_to_request) {
fsamuel72464894f2015-12-15 06:59:311221 TRACE_EVENT0("renderer", "RenderWidget::UpdateTextInputState");
changwan75e3b2072017-01-16 02:55:001222
fsamuel72464894f2015-12-15 06:59:311223 if (ime_event_guard_) {
changwan75e3b2072017-01-16 02:55:001224 DCHECK(!reply_to_request);
1225 // show_virtual_keyboard should still be effective even if it was set inside
1226 // the IME
fsamuel72464894f2015-12-15 06:59:311227 // event guard.
changwan75e3b2072017-01-16 02:55:001228 if (show_virtual_keyboard)
1229 ime_event_guard_->set_show_virtual_keyboard(true);
fsamuel72464894f2015-12-15 06:59:311230 return;
1231 }
1232
dglazkov97b6c2b2016-10-25 17:35:551233 ui::TextInputType new_type = GetTextInputType();
1234 if (IsDateTimeInput(new_type))
1235 return; // Not considered as a text input field in WebKit/Chromium.
fsamuel72464894f2015-12-15 06:59:311236
dglazkov97b6c2b2016-10-25 17:35:551237 blink::WebTextInputInfo new_info;
ekaramad5aff1942017-01-06 01:26:351238 if (auto* controller = GetInputMethodController())
Blink Reformat1c4d759e2017-04-09 16:34:541239 new_info = controller->TextInputInfo();
dtapuskac4dd5be2016-10-25 15:11:101240 const ui::TextInputMode new_mode =
Blink Reformat1c4d759e2017-04-09 16:34:541241 ConvertWebTextInputMode(new_info.input_mode);
fsamuel72464894f2015-12-15 06:59:311242
1243 bool new_can_compose_inline = CanComposeInline();
1244
1245 // Only sends text input params if they are changed or if the ime should be
1246 // shown.
changwan75e3b2072017-01-16 02:55:001247 if (show_virtual_keyboard || reply_to_request ||
changwan38c3eb612016-12-09 01:45:561248 text_input_type_ != new_type || text_input_mode_ != new_mode ||
1249 text_input_info_ != new_info ||
1250 can_compose_inline_ != new_can_compose_inline) {
ekaramad9053e57b2016-04-26 20:00:381251 TextInputState params;
dglazkov97b6c2b2016-10-25 17:35:551252 params.type = new_type;
fsamuel72464894f2015-12-15 06:59:311253 params.mode = new_mode;
1254 params.flags = new_info.flags;
AJITH KUMAR V9e7b5572017-11-14 00:54:211255#if defined(OS_ANDROID)
AJITH KUMAR V041c0b02017-08-08 10:39:201256 if (next_previous_flags_ == kInvalidNextPreviousFlagsValue) {
1257 // Due to a focus change, values will be reset by the frame.
1258 // That case we only need fresh NEXT/PREVIOUS information.
1259 // Also we won't send ViewHostMsg_TextInputStateChanged if next/previous
1260 // focusable status is changed.
1261 if (auto* controller = GetInputMethodController()) {
1262 next_previous_flags_ =
1263 controller->ComputeWebTextInputNextPreviousFlags();
1264 } else {
1265 // For safety in case GetInputMethodController() is null, because -1 is
1266 // invalid value to send to browser process.
1267 next_previous_flags_ = 0;
1268 }
1269 }
AJITH KUMAR V9e7b5572017-11-14 00:54:211270#else
1271 next_previous_flags_ = 0;
1272#endif
AJITH KUMAR V041c0b02017-08-08 10:39:201273 params.flags |= next_previous_flags_;
Blink Reformat1c4d759e2017-04-09 16:34:541274 params.value = new_info.value.Utf8();
1275 params.selection_start = new_info.selection_start;
1276 params.selection_end = new_info.selection_end;
1277 params.composition_start = new_info.composition_start;
1278 params.composition_end = new_info.composition_end;
fsamuel72464894f2015-12-15 06:59:311279 params.can_compose_inline = new_can_compose_inline;
changwan75e3b2072017-01-16 02:55:001280 // TODO(changwan): change instances of show_ime_if_needed to
1281 // show_virtual_keyboard.
1282 params.show_ime_if_needed = show_virtual_keyboard;
1283 params.reply_to_request = reply_to_request;
fsamuel72464894f2015-12-15 06:59:311284 Send(new ViewHostMsg_TextInputStateChanged(routing_id(), params));
1285
1286 text_input_info_ = new_info;
dglazkov97b6c2b2016-10-25 17:35:551287 text_input_type_ = new_type;
fsamuel72464894f2015-12-15 06:59:311288 text_input_mode_ = new_mode;
1289 can_compose_inline_ = new_can_compose_inline;
1290 text_input_flags_ = new_info.flags;
1291 }
1292}
1293
1294bool RenderWidget::WillHandleGestureEvent(const blink::WebGestureEvent& event) {
paulmeyer6ef5a792016-11-08 20:33:581295 possible_drag_event_info_.event_source =
1296 ui::DragDropTypes::DRAG_EVENT_SOURCE_TOUCH;
1297 possible_drag_event_info_.event_location =
Ella Ge1116059d2018-03-21 02:06:131298 gfx::ToFlooredPoint(event.PositionInScreen());
avid7d6b2e2016-03-04 19:41:171299
fsamuel72464894f2015-12-15 06:59:311300 return false;
1301}
1302
1303bool RenderWidget::WillHandleMouseEvent(const blink::WebMouseEvent& event) {
ericwilligers88e69742016-10-17 19:29:551304 for (auto& observer : render_frames_)
1305 observer.RenderWidgetWillHandleMouseEvent();
lfge0c2792ec2016-05-11 18:52:081306
paulmeyer6ef5a792016-11-08 20:33:581307 possible_drag_event_info_.event_source =
1308 ui::DragDropTypes::DRAG_EVENT_SOURCE_MOUSE;
1309 possible_drag_event_info_.event_location =
Blink Reformat1c4d759e2017-04-09 16:34:541310 gfx::Point(event.PositionInScreen().x, event.PositionInScreen().y);
paulmeyer6ef5a792016-11-08 20:33:581311
avid7d6b2e2016-03-04 19:41:171312 if (owner_delegate_)
1313 return owner_delegate_->RenderWidgetWillHandleMouseEvent(event);
1314
fsamuel72464894f2015-12-15 06:59:311315 return false;
[email protected]fd847792013-10-24 17:12:351316}
1317
initial.commit09911bf2008-07-26 23:55:291318///////////////////////////////////////////////////////////////////////////////
mfomitchev2600fd7c2016-02-17 20:53:391319// RenderWidgetScreenMetricsDelegate
1320
1321void RenderWidget::Redraw() {
danakja6c10012018-07-06 14:25:361322 if (layer_tree_view_)
1323 layer_tree_view_->SetNeedsRedrawRect(gfx::Rect(size_));
mfomitchev2600fd7c2016-02-17 20:53:391324}
1325
bokanc63441c2016-04-27 15:49:121326void RenderWidget::ResizeWebWidget() {
Blink Reformat1c4d759e2017-04-09 16:34:541327 GetWebWidget()->Resize(GetSizeForWebWidget());
bokanc63441c2016-04-27 15:49:121328}
1329
1330gfx::Size RenderWidget::GetSizeForWebWidget() const {
danakj4b347212018-07-04 17:55:171331 if (compositor_deps_->IsUseZoomForDSFEnabled()) {
Fady Samuela863f152018-03-09 16:10:031332 return gfx::ScaleToCeiledSize(size_,
1333 GetOriginalScreenInfo().device_scale_factor);
1334 }
bokanc63441c2016-04-27 15:49:121335
1336 return size_;
1337}
1338
akaba3483d8f2018-07-10 21:43:091339void RenderWidget::UpdateZoom(double zoom_level) {
akabac6bd1212018-06-25 20:10:481340 blink::WebFrameWidget* frame_widget = GetFrameWidget();
1341 if (!frame_widget)
1342 return;
1343 RenderFrameImpl* render_frame =
1344 RenderFrameImpl::FromWebFrame(frame_widget->LocalRoot());
1345
akaba3483d8f2018-07-10 21:43:091346 // Return early if zoom level is unchanged.
1347 if (render_frame->GetZoomLevel() == zoom_level) {
akabac6bd1212018-06-25 20:10:481348 return;
1349 }
1350
akaba3483d8f2018-07-10 21:43:091351 render_frame->SetZoomLevel(zoom_level);
akabac6bd1212018-06-25 20:10:481352
1353 for (auto& observer : render_frame_proxies_)
akaba3483d8f2018-07-10 21:43:091354 observer.OnZoomLevelChanged(zoom_level);
akabac6bd1212018-06-25 20:10:481355
1356 for (auto& plugin : browser_plugins_)
akaba3483d8f2018-07-10 21:43:091357 plugin.OnZoomLevelChanged(zoom_level);
akabac6bd1212018-06-25 20:10:481358}
1359
Fady Samuel799e72192018-04-25 21:16:571360void RenderWidget::SynchronizeVisualProperties(const VisualProperties& params) {
Christopher Cameronbe7ecea2018-02-27 00:47:191361 // Inform the rendering thread of the color space indicate the presence of HDR
1362 // capabilities.
Miguel Casas5e1018052018-01-09 19:17:361363 RenderThreadImpl* render_thread = RenderThreadImpl::current();
1364 if (render_thread)
Christopher Camerone9a30c12018-03-07 08:23:381365 render_thread->SetRenderingColorSpace(params.screen_info.color_space);
Miguel Casas5e1018052018-01-09 19:17:361366
mfomitchev2600fd7c2016-02-17 20:53:391367 // Ignore this during shutdown.
lfg8ff33912016-09-13 20:59:211368 if (!GetWebWidget())
mfomitchev2600fd7c2016-02-17 20:53:391369 return;
1370
Fady Samuele62be402018-03-29 03:19:531371 gfx::Size new_compositor_viewport_pixel_size =
1372 params.auto_resize_enabled
1373 ? gfx::ScaleToCeiledSize(size_,
1374 params.screen_info.device_scale_factor)
1375 : params.compositor_viewport_pixel_size;
Fady Samuel4392abb2018-05-10 21:01:211376 UpdateSurfaceAndScreenInfo(
1377 params.local_surface_id.value_or(viz::LocalSurfaceId()),
1378 new_compositor_viewport_pixel_size, params.screen_info);
Vladimir Levin98d76dad2018-04-21 00:21:291379 UpdateCaptureSequenceNumber(params.capture_sequence_number);
danakja6c10012018-07-06 14:25:361380 if (layer_tree_view_) {
1381 layer_tree_view_->SetBrowserControlsHeight(
Sadrul Habib Chowdhury04d5dd4d2017-08-10 01:59:271382 params.top_controls_height, params.bottom_controls_height,
1383 params.browser_controls_shrink_blink_size);
danakja6c10012018-07-06 14:25:361384 layer_tree_view_->SetRasterColorSpace(
Sadrul Habib Chowdhury04d5dd4d2017-08-10 01:59:271385 screen_info_.color_space.GetRasterColorSpace());
ianwene5fc5782016-08-18 04:05:151386 }
mfomitchev2600fd7c2016-02-17 20:53:391387
akaba3483d8f2018-07-10 21:43:091388 UpdateZoom(params.zoom_level);
akabac6bd1212018-06-25 20:10:481389
Fady Samuele62be402018-03-29 03:19:531390 if (params.auto_resize_enabled)
1391 return;
1392
mfomitchev2600fd7c2016-02-17 20:53:391393 visible_viewport_size_ = params.visible_viewport_size;
mfomitchev2600fd7c2016-02-17 20:53:391394
1395 // NOTE: We may have entered fullscreen mode without changing our size.
1396 bool fullscreen_change =
1397 is_fullscreen_granted_ != params.is_fullscreen_granted;
1398 is_fullscreen_granted_ = params.is_fullscreen_granted;
1399 display_mode_ = params.display_mode;
1400
bokanc63441c2016-04-27 15:49:121401 size_ = params.new_size;
mfomitchev2600fd7c2016-02-17 20:53:391402
bokanc63441c2016-04-27 15:49:121403 ResizeWebWidget();
bokan71cb5b12016-04-27 03:45:221404
mfomitchev2600fd7c2016-02-17 20:53:391405 WebSize visual_viewport_size;
danakj4b347212018-07-04 17:55:171406 if (compositor_deps_->IsUseZoomForDSFEnabled()) {
Fady Samuela863f152018-03-09 16:10:031407 visual_viewport_size =
1408 gfx::ScaleToCeiledSize(params.visible_viewport_size,
1409 GetOriginalScreenInfo().device_scale_factor);
mfomitchev2600fd7c2016-02-17 20:53:391410 } else {
1411 visual_viewport_size = visible_viewport_size_;
1412 }
Blink Reformat1c4d759e2017-04-09 16:34:541413 GetWebWidget()->ResizeVisualViewport(visual_viewport_size);
mfomitchev2600fd7c2016-02-17 20:53:391414
mfomitchev2600fd7c2016-02-17 20:53:391415 if (fullscreen_change)
1416 DidToggleFullscreen();
mfomitchev2600fd7c2016-02-17 20:53:391417}
1418
1419void RenderWidget::SetScreenMetricsEmulationParameters(
1420 bool enabled,
1421 const blink::WebDeviceEmulationParams& params) {
1422 // This is only supported in RenderView.
1423 NOTREACHED();
1424}
1425
1426void RenderWidget::SetScreenRects(const gfx::Rect& view_screen_rect,
1427 const gfx::Rect& window_screen_rect) {
1428 view_screen_rect_ = view_screen_rect;
1429 window_screen_rect_ = window_screen_rect;
1430}
1431
1432///////////////////////////////////////////////////////////////////////////////
[email protected]f98d7e3c2010-09-13 22:30:461433// WebWidgetClient
initial.commit09911bf2008-07-26 23:55:291434
Blink Reformat1c4d759e2017-04-09 16:34:541435blink::WebLayerTreeView* RenderWidget::InitializeLayerTreeView() {
[email protected]aeeedad2014-08-22 18:16:221436 DCHECK(!host_closing_);
1437
danakja6c10012018-07-06 14:25:361438 layer_tree_view_ = std::make_unique<LayerTreeView>(
danakj4c987652018-07-05 15:49:411439 this, compositor_deps_->GetCompositorMainThreadTaskRunner(),
1440 compositor_deps_->GetCompositorImplThreadTaskRunner(),
1441 compositor_deps_->GetTaskGraphRunner(),
1442 compositor_deps_->GetWebMainThreadScheduler());
danakja6c10012018-07-06 14:25:361443 layer_tree_view_->Initialize(
danakj4c987652018-07-05 15:49:411444 GenerateLayerTreeSettings(compositor_deps_, for_oopif_,
1445 screen_info_.rect.size(),
1446 screen_info_.device_scale_factor),
1447 compositor_deps_->CreateUkmRecorderFactory());
loyso6e6efc42017-01-21 02:23:031448
Fady Samuel4255c182018-05-24 20:42:361449 UpdateSurfaceAndScreenInfo(local_surface_id_from_parent_,
1450 compositor_viewport_pixel_size_, screen_info_);
danakja6c10012018-07-06 14:25:361451 layer_tree_view_->SetRasterColorSpace(
Christopher Camerona1ea2b72017-08-02 01:59:091452 screen_info_.color_space.GetRasterColorSpace());
danakja6c10012018-07-06 14:25:361453 layer_tree_view_->SetContentSourceId(current_content_source_id_);
sievers71c62dd52015-10-07 01:44:391454 // For background pages and certain tests, we don't want to trigger
danakjc7afae52017-06-20 21:12:411455 // LayerTreeFrameSink creation.
dtapuskab08611f2017-04-24 16:10:221456 bool should_generate_frame_sink =
1457 !compositor_never_visible_ && RenderThreadImpl::current();
1458 if (!should_generate_frame_sink)
danakja6c10012018-07-06 14:25:361459 layer_tree_view_->SetNeverVisible();
sievers71c62dd52015-10-07 01:44:391460
pimanc4af3072015-10-02 03:45:591461 StartCompositor();
staraz067f58242016-11-07 21:06:411462 DCHECK_NE(MSG_ROUTING_NONE, routing_id_);
danakja6c10012018-07-06 14:25:361463 layer_tree_view_->SetFrameSinkId(
Fady Samueld5c26182017-07-12 02:43:331464 viz::FrameSinkId(RenderThread::Get()->GetClientId(), routing_id_));
loyso50b51c22017-01-10 07:18:371465
wjmaclean1d970622017-01-21 22:28:241466 RenderThreadImpl* render_thread = RenderThreadImpl::current();
Dave Tapuska9db80842017-07-24 17:24:261467 if (render_thread) {
dtapuska9ec1a912017-04-21 15:18:311468 input_event_queue_ = new MainThreadEventQueue(
Yuta Kitamura3331f5c2018-04-05 11:12:251469 this, render_thread->GetWebMainThreadScheduler()->InputTaskRunner(),
1470 render_thread->GetWebMainThreadScheduler(), should_generate_frame_sink);
wjmaclean1d970622017-01-21 22:28:241471 }
1472
Khushal3e96e662017-10-30 23:16:501473 UpdateURLForCompositorUkm();
1474
danakja6c10012018-07-06 14:25:361475 return layer_tree_view_.get();
[email protected]e195e582013-03-08 01:32:591476}
1477
Chris Harrelsond7ab99b2018-01-24 17:51:361478void RenderWidget::IntrinsicSizingInfoChanged(
1479 const blink::WebIntrinsicSizingInfo& sizing_info) {
1480 Send(new ViewHostMsg_IntrinsicSizingInfoChanged(routing_id_, sizing_info));
1481}
1482
ennef3c58142014-12-09 21:44:381483void RenderWidget::WillCloseLayerTreeView() {
1484 if (host_closing_)
1485 return;
1486
1487 // Prevent new compositors or output surfaces from being created.
1488 host_closing_ = true;
1489
[email protected]aeeedad2014-08-22 18:16:221490 // Always send this notification to prevent new layer tree views from
1491 // being created, even if one hasn't been created yet.
lfg8ff33912016-09-13 20:59:211492 if (blink::WebWidget* widget = GetWebWidget())
Blink Reformat1c4d759e2017-04-09 16:34:541493 widget->WillCloseLayerTreeView();
[email protected]aeeedad2014-08-22 18:16:221494}
1495
Blink Reformat1c4d759e2017-04-09 16:34:541496void RenderWidget::DidMeaningfulLayout(blink::WebMeaningfulLayout layout_type) {
1497 if (layout_type == blink::WebMeaningfulLayout::kVisuallyNonEmpty) {
dglazkovf0e1d6d2015-10-10 02:13:481498 QueueMessage(new ViewHostMsg_DidFirstVisuallyNonEmptyPaint(routing_id_),
1499 MESSAGE_DELIVERY_POLICY_WITH_VISUAL_STATE);
1500 }
dglazkov79c426102015-08-31 21:22:431501
ericwilligers88e69742016-10-17 19:29:551502 for (auto& observer : render_frames_)
1503 observer.DidMeaningfulLayout(layout_type);
dglazkov79c426102015-08-31 21:22:431504}
1505
[email protected]586871b2014-07-22 17:05:111506// static
dchengcedca5612016-04-09 01:40:151507std::unique_ptr<cc::SwapPromise> RenderWidget::QueueMessageImpl(
[email protected]586871b2014-07-22 17:05:111508 IPC::Message* msg,
1509 MessageDeliveryPolicy policy,
1510 FrameSwapMessageQueue* frame_swap_message_queue,
1511 scoped_refptr<IPC::SyncMessageFilter> sync_message_filter,
[email protected]586871b2014-07-22 17:05:111512 int source_frame_number) {
[email protected]586871b2014-07-22 17:05:111513 bool first_message_for_frame = false;
dchengcedca5612016-04-09 01:40:151514 frame_swap_message_queue->QueueMessageForFrame(policy, source_frame_number,
1515 base::WrapUnique(msg),
[email protected]586871b2014-07-22 17:05:111516 &first_message_for_frame);
1517 if (first_message_for_frame) {
dchengcedca5612016-04-09 01:40:151518 std::unique_ptr<cc::SwapPromise> promise(new QueueMessageSwapPromise(
[email protected]586871b2014-07-22 17:05:111519 sync_message_filter, frame_swap_message_queue, source_frame_number));
dcheng4b6b5ff2014-10-16 00:42:061520 return promise;
[email protected]586871b2014-07-22 17:05:111521 }
dcheng4b6b5ff2014-10-16 00:42:061522 return nullptr;
[email protected]586871b2014-07-22 17:05:111523}
1524
1525void RenderWidget::QueueMessage(IPC::Message* msg,
1526 MessageDeliveryPolicy policy) {
1527 // RenderThreadImpl::current() is NULL in some tests.
danakja6c10012018-07-06 14:25:361528 if (!layer_tree_view_ || !RenderThreadImpl::current()) {
[email protected]586871b2014-07-22 17:05:111529 Send(msg);
1530 return;
1531 }
1532
dchengcedca5612016-04-09 01:40:151533 std::unique_ptr<cc::SwapPromise> swap_promise =
1534 QueueMessageImpl(msg, policy, frame_swap_message_queue_.get(),
[email protected]586871b2014-07-22 17:05:111535 RenderThreadImpl::current()->sync_message_filter(),
danakja6c10012018-07-06 14:25:361536 layer_tree_view_->GetSourceFrameNumber());
[email protected]586871b2014-07-22 17:05:111537
Ken Buchanance710eb2017-08-30 23:46:521538 if (swap_promise)
danakja6c10012018-07-06 14:25:361539 layer_tree_view_->QueueSwapPromise(std::move(swap_promise));
[email protected]586871b2014-07-22 17:05:111540}
1541
Blink Reformat1c4d759e2017-04-09 16:34:541542void RenderWidget::DidChangeCursor(const WebCursorInfo& cursor_info) {
[email protected]7c51b0ee2009-07-08 21:49:301543 // TODO(darin): Eliminate this temporary.
[email protected]9ec87712013-05-24 23:23:521544 WebCursor cursor;
tfarina75a0abf2015-10-06 15:07:181545 InitializeCursorFromWebCursorInfo(&cursor, cursor_info);
initial.commit09911bf2008-07-26 23:55:291546 // Only send a SetCursor message if we need to make a change.
1547 if (!current_cursor_.IsEqual(cursor)) {
1548 current_cursor_ = cursor;
1549 Send(new ViewHostMsg_SetCursor(routing_id_, cursor));
1550 }
1551}
1552
aelias5971e47d2017-06-16 02:39:381553void RenderWidget::AutoscrollStart(const blink::WebFloatPoint& point) {
1554 Send(new ViewHostMsg_AutoscrollStart(routing_id_, point));
1555}
1556
1557void RenderWidget::AutoscrollFling(const blink::WebFloatSize& velocity) {
1558 Send(new ViewHostMsg_AutoscrollFling(routing_id_, velocity));
1559}
1560
1561void RenderWidget::AutoscrollEnd() {
1562 Send(new ViewHostMsg_AutoscrollEnd(routing_id_));
1563}
1564
initial.commit09911bf2008-07-26 23:55:291565// We are supposed to get a single call to Show for a newly created RenderWidget
1566// that was created via RenderWidget::CreateWebView. So, we wait until this
1567// point to dispatch the ShowWidget message.
1568//
1569// This method provides us with the information about how to display the newly
[email protected]5f9de5882011-09-30 23:36:281570// created RenderWidget (i.e., as a blocked popup or as a new tab).
initial.commit09911bf2008-07-26 23:55:291571//
Blink Reformat1c4d759e2017-04-09 16:34:541572void RenderWidget::Show(WebNavigationPolicy policy) {
initial.commit09911bf2008-07-26 23:55:291573 DCHECK(!did_show_) << "received extraneous Show call";
1574 DCHECK(routing_id_ != MSG_ROUTING_NONE);
nickf7b38222016-11-22 21:59:351575 DCHECK(!show_callback_.is_null());
initial.commit09911bf2008-07-26 23:55:291576
[email protected]8de12d942010-11-17 20:42:441577 if (did_show_)
1578 return;
1579
1580 did_show_ = true;
nickf7b38222016-11-22 21:59:351581
1582 // The opener is responsible for actually showing this widget.
1583 show_callback_.Run(this, policy, initial_rect_);
nick5ae4d2d2017-01-06 01:18:351584 show_callback_.Reset();
nickf7b38222016-11-22 21:59:351585
bokanc007c3a2015-02-03 07:15:561586 // NOTE: initial_rect_ may still have its default values at this point, but
[email protected]8de12d942010-11-17 20:42:441587 // that's okay. It'll be ignored if as_popup is false, or the browser
1588 // process will impose a default position otherwise.
bokanc007c3a2015-02-03 07:15:561589 SetPendingWindowRect(initial_rect_);
initial.commit09911bf2008-07-26 23:55:291590}
1591
[email protected]2533ce12009-05-09 00:02:241592void RenderWidget::DoDeferredClose() {
ennef3c58142014-12-09 21:44:381593 WillCloseLayerTreeView();
[email protected]2533ce12009-05-09 00:02:241594 Send(new ViewHostMsg_Close(routing_id_));
1595}
1596
dgozmancf9039cd2015-04-06 12:01:311597void RenderWidget::NotifyOnClose() {
ericwilligers88e69742016-10-17 19:29:551598 for (auto& observer : render_frames_)
1599 observer.WidgetWillClose();
dgozmancf9039cd2015-04-06 12:01:311600}
1601
Blink Reformat1c4d759e2017-04-09 16:34:541602void RenderWidget::CloseWidgetSoon() {
skyostiled8969c2015-07-20 16:57:081603 DCHECK(content::RenderThread::Get());
[email protected]e1c3a552012-05-04 20:51:321604 if (is_swapped_out_) {
1605 // This widget is currently swapped out, and the active widget is in a
1606 // different process. Have the browser route the close request to the
1607 // active widget instead, so that the correct unload handlers are run.
1608 Send(new ViewHostMsg_RouteCloseEvent(routing_id_));
1609 return;
1610 }
1611
initial.commit09911bf2008-07-26 23:55:291612 // If a page calls window.close() twice, we'll end up here twice, but that's
1613 // OK. It is safe to send multiple Close messages.
1614
[email protected]2533ce12009-05-09 00:02:241615 // Ask the RenderWidgetHost to initiate close. We could be called from deep
1616 // in Javascript. If we ask the RendwerWidgetHost to close now, the window
1617 // could be closed before the JS finishes executing. So instead, post a
1618 // message back to the message loop, which won't run until the JS is
1619 // complete, and then the Close message can be sent.
Hajime Hoshiabb3c8f2017-12-04 18:41:391620 task_runner_->PostTask(FROM_HERE,
1621 base::BindOnce(&RenderWidget::DoDeferredClose, this));
initial.commit09911bf2008-07-26 23:55:291622}
1623
1624void RenderWidget::Close() {
[email protected]404630b2014-07-03 19:33:031625 screen_metrics_emulator_.reset();
Ken Buchananed449bb2018-02-01 21:02:051626 CloseWebWidget();
danakja6c10012018-07-06 14:25:361627 layer_tree_view_.reset();
Ken Buchananed449bb2018-02-01 21:02:051628}
1629
1630void RenderWidget::CloseWebWidget() {
1631 WillCloseLayerTreeView();
lfg8ff33912016-09-13 20:59:211632 if (webwidget_internal_) {
Blink Reformat1c4d759e2017-04-09 16:34:541633 webwidget_internal_->Close();
lfg8ff33912016-09-13 20:59:211634 webwidget_internal_ = nullptr;
initial.commit09911bf2008-07-26 23:55:291635 }
1636}
1637
Mitsuru Oshima3c07b332018-02-06 04:56:501638void RenderWidget::UpdateWebViewWithDeviceScaleFactor() {
1639 blink::WebFrameWidget* frame_widget = GetFrameWidget();
1640 blink::WebFrame* current_frame =
1641 frame_widget ? frame_widget->LocalRoot() : nullptr;
1642 blink::WebView* webview = current_frame ? current_frame->View() : nullptr;
1643 if (webview) {
danakj4b347212018-07-04 17:55:171644 if (compositor_deps_->IsUseZoomForDSFEnabled())
Fady Samuela863f152018-03-09 16:10:031645 webview->SetZoomFactorForDeviceScaleFactor(
1646 GetWebScreenInfo().device_scale_factor);
Mitsuru Oshima3c07b332018-02-06 04:56:501647 else
Fady Samuela863f152018-03-09 16:10:031648 webview->SetDeviceScaleFactor(GetWebScreenInfo().device_scale_factor);
Mitsuru Oshima3c07b332018-02-06 04:56:501649
1650 webview->GetSettings()->SetPreferCompositingToLCDTextEnabled(
Christopher Camerone9a30c12018-03-07 08:23:381651 PreferCompositingToLCDText(compositor_deps_,
Fady Samuela863f152018-03-09 16:10:031652 GetWebScreenInfo().device_scale_factor));
Mitsuru Oshima3c07b332018-02-06 04:56:501653 }
1654}
1655
Ehsan Karamad655d7b8a2018-01-12 18:38:381656blink::WebFrameWidget* RenderWidget::GetFrameWidget() const {
1657 blink::WebWidget* web_widget = GetWebWidget();
1658 if (!web_widget)
1659 return nullptr;
1660
1661 if (!web_widget->IsWebFrameWidget()) {
1662 // TODO(ekaramad): This should not happen. If we have a WebWidget and we
1663 // need a WebFrameWidget then we should be getting a WebFrameWidget. But
1664 // unfortunately this does not seem to be the case in some scenarios --
1665 // specifically when a RenderViewImpl swaps out during navigation the
1666 // WebViewImpl loses its WebViewFrameWidget but sometimes we receive IPCs
1667 // which are destined for WebFrameWidget (https://crbug.com/669219).
1668 return nullptr;
1669 }
1670
1671 return static_cast<blink::WebFrameWidget*>(web_widget);
1672}
1673
bokan841fdc72016-10-06 00:16:351674void RenderWidget::ScreenRectToEmulatedIfNeeded(WebRect* window_rect) const {
1675 DCHECK(window_rect);
1676 float scale = popup_origin_scale_for_emulation_;
1677 if (!scale)
1678 return;
1679 window_rect->x =
1680 popup_view_origin_for_emulation_.x() +
1681 (window_rect->x - popup_screen_origin_for_emulation_.x()) / scale;
1682 window_rect->y =
1683 popup_view_origin_for_emulation_.y() +
1684 (window_rect->y - popup_screen_origin_for_emulation_.y()) / scale;
1685}
1686
1687void RenderWidget::EmulatedToScreenRectIfNeeded(WebRect* window_rect) const {
1688 DCHECK(window_rect);
1689 float scale = popup_origin_scale_for_emulation_;
1690 if (!scale)
1691 return;
1692 window_rect->x =
1693 popup_screen_origin_for_emulation_.x() +
1694 (window_rect->x - popup_view_origin_for_emulation_.x()) * scale;
1695 window_rect->y =
1696 popup_screen_origin_for_emulation_.y() +
1697 (window_rect->y - popup_view_origin_for_emulation_.y()) * scale;
1698}
1699
Blink Reformat1c4d759e2017-04-09 16:34:541700WebRect RenderWidget::WindowRect() {
bokan841fdc72016-10-06 00:16:351701 WebRect rect;
bokan6b08cd22016-10-05 00:55:211702 if (pending_window_rect_count_) {
1703 // NOTE(mbelshe): If there is a pending_window_rect_, then getting
1704 // the RootWindowRect is probably going to return wrong results since the
1705 // browser may not have processed the Move yet. There isn't really anything
1706 // good to do in this case, and it shouldn't happen - since this size is
1707 // only really needed for windowToScreen, which is only used for Popups.
bokan841fdc72016-10-06 00:16:351708 rect = pending_window_rect_;
1709 } else {
1710 rect = window_screen_rect_;
bokan6b08cd22016-10-05 00:55:211711 }
[email protected]2533ce12009-05-09 00:02:241712
bokan841fdc72016-10-06 00:16:351713 ScreenRectToEmulatedIfNeeded(&rect);
1714 return rect;
bokan6b08cd22016-10-05 00:55:211715}
1716
Blink Reformat1c4d759e2017-04-09 16:34:541717WebRect RenderWidget::ViewRect() {
bokan841fdc72016-10-06 00:16:351718 WebRect rect = view_screen_rect_;
1719 ScreenRectToEmulatedIfNeeded(&rect);
1720 return rect;
initial.commit09911bf2008-07-26 23:55:291721}
1722
Blink Reformat1c4d759e2017-04-09 16:34:541723void RenderWidget::SetToolTipText(const blink::WebString& text,
[email protected]8a9d6ca32011-06-06 20:11:301724 WebTextDirection hint) {
Blink Reformat1c4d759e2017-04-09 16:34:541725 Send(new ViewHostMsg_SetTooltipText(routing_id_, text.Utf16(), hint));
[email protected]8a9d6ca32011-06-06 20:11:301726}
1727
Blink Reformat1c4d759e2017-04-09 16:34:541728void RenderWidget::SetWindowRect(const WebRect& rect_in_screen) {
oshima33ec97cd2015-12-14 19:40:241729 WebRect window_rect = rect_in_screen;
bokan841fdc72016-10-06 00:16:351730 EmulatedToScreenRectIfNeeded(&window_rect);
[email protected]b2e4c70132013-10-03 02:07:511731
[email protected]5b45ad42013-10-25 00:42:041732 if (!resizing_mode_selector_->is_synchronous_mode()) {
[email protected]ec951b9d2013-10-20 06:21:201733 if (did_show_) {
Avi Drissman014dec72018-06-07 02:34:011734 Send(new ViewHostMsg_RequestSetBounds(routing_id_, window_rect));
bokanc007c3a2015-02-03 07:15:561735 SetPendingWindowRect(window_rect);
[email protected]8be1c582013-03-06 00:55:031736 } else {
bokanc007c3a2015-02-03 07:15:561737 initial_rect_ = window_rect;
[email protected]8be1c582013-03-06 00:55:031738 }
initial.commit09911bf2008-07-26 23:55:291739 } else {
bokanc007c3a2015-02-03 07:15:561740 SetWindowRectSynchronously(window_rect);
initial.commit09911bf2008-07-26 23:55:291741 }
1742}
1743
[email protected]2533ce12009-05-09 00:02:241744void RenderWidget::SetPendingWindowRect(const WebRect& rect) {
1745 pending_window_rect_ = rect;
1746 pending_window_rect_count_++;
[email protected]2533ce12009-05-09 00:02:241747
bokan6b08cd22016-10-05 00:55:211748 // Popups don't get size updates back from the browser so just store the set
1749 // values.
Blink Reformat1c4d759e2017-04-09 16:34:541750 if (popup_type_ != blink::kWebPopupTypeNone) {
1751 window_screen_rect_ = rect;
1752 view_screen_rect_ = rect;
[email protected]2533ce12009-05-09 00:02:241753 }
[email protected]d4547452008-08-28 18:36:371754}
1755
wjmacleanee244e02017-05-26 21:06:071756void RenderWidget::OnShowContextMenu(ui::MenuSourceType source_type,
1757 const gfx::Point& location) {
wjmacleanee244e02017-05-26 21:06:071758 has_host_context_menu_location_ = true;
1759 host_context_menu_location_ = location;
1760 if (GetWebWidget()) {
1761 GetWebWidget()->ShowContextMenu(
1762 static_cast<blink::WebMenuSourceType>(source_type));
1763 }
1764 has_host_context_menu_location_ = false;
1765}
1766
[email protected]fa7b1dc2010-06-23 17:53:041767void RenderWidget::OnImeSetComposition(
[email protected]fcf75d42013-12-03 20:11:261768 const base::string16& text,
Ryan Landay9e42fd742017-08-12 01:59:111769 const std::vector<WebImeTextSpan>& ime_text_spans,
chongz7eb752802016-01-27 21:28:071770 const gfx::Range& replacement_range,
Ryan Landay9e42fd742017-08-12 01:59:111771 int selection_start,
1772 int selection_end) {
ekaramad5aff1942017-01-06 01:26:351773 if (!ShouldHandleImeEvents())
1774 return;
1775
brettw4b461082016-11-19 18:55:161776#if BUILDFLAG(ENABLE_PLUGINS)
EhsanK22d482e2017-08-10 17:29:491777 if (auto* plugin = GetFocusedPepperPluginInsideWidget()) {
Ryan Landay9e42fd742017-08-12 01:59:111778 plugin->render_frame()->OnImeSetComposition(text, ime_text_spans,
EhsanK22d482e2017-08-10 17:29:491779 selection_start, selection_end);
ekaramad2a46d632016-07-19 13:33:091780 return;
1781 }
1782#endif
[email protected]66fca5bc2013-05-23 06:58:291783 ImeEventGuard guard(this);
ekaramad2daaf672016-11-10 20:29:011784 blink::WebInputMethodController* controller = GetInputMethodController();
ekaramad2daaf672016-11-10 20:29:011785 if (!controller ||
Blink Reformat1c4d759e2017-04-09 16:34:541786 !controller->SetComposition(
Ryan Landay9e42fd742017-08-12 01:59:111787 WebString::FromUTF16(text), WebVector<WebImeTextSpan>(ime_text_spans),
ekaramadce32ef9f2017-02-09 17:33:561788 replacement_range.IsValid()
1789 ? WebRange(replacement_range.start(), replacement_range.length())
1790 : WebRange(),
1791 selection_start, selection_end)) {
[email protected]fa7b1dc2010-06-23 17:53:041792 // If we failed to set the composition text, then we need to let the browser
1793 // process to cancel the input method's ongoing composition session, to make
1794 // sure we are in a consistent state.
Dave Tapuska04bc5ee92018-04-17 19:03:311795 if (mojom::WidgetInputHandlerHost* host =
1796 widget_input_handler_manager_->GetWidgetInputHandlerHost()) {
1797 host->ImeCancelComposition();
Dave Tapuska139a72f2017-09-06 21:57:031798 }
[email protected]7f00efa2010-04-15 05:01:261799 }
nonafa291792016-08-10 02:36:181800 UpdateCompositionInfo(false /* not an immediate request */);
[email protected]fa7b1dc2010-06-23 17:53:041801}
1802
rlanday7efe2302017-01-11 00:14:281803void RenderWidget::OnImeCommitText(
1804 const base::string16& text,
Ryan Landay9e42fd742017-08-12 01:59:111805 const std::vector<WebImeTextSpan>& ime_text_spans,
rlanday7efe2302017-01-11 00:14:281806 const gfx::Range& replacement_range,
1807 int relative_cursor_pos) {
ekaramad5aff1942017-01-06 01:26:351808 if (!ShouldHandleImeEvents())
1809 return;
1810
brettw4b461082016-11-19 18:55:161811#if BUILDFLAG(ENABLE_PLUGINS)
EhsanK22d482e2017-08-10 17:29:491812 if (auto* plugin = GetFocusedPepperPluginInsideWidget()) {
1813 plugin->render_frame()->OnImeCommitText(text, replacement_range,
1814 relative_cursor_pos);
ekaramad2a46d632016-07-19 13:33:091815 return;
1816 }
1817#endif
[email protected]66fca5bc2013-05-23 06:58:291818 ImeEventGuard guard(this);
fsamuele8326c742016-01-12 00:49:391819 input_handler_->set_handling_input_event(true);
ekaramadb6483a052017-02-10 02:23:261820 if (auto* controller = GetInputMethodController()) {
Blink Reformat1c4d759e2017-04-09 16:34:541821 controller->CommitText(
Ryan Landay9e42fd742017-08-12 01:59:111822 WebString::FromUTF16(text), WebVector<WebImeTextSpan>(ime_text_spans),
ekaramadce32ef9f2017-02-09 17:33:561823 replacement_range.IsValid()
1824 ? WebRange(replacement_range.start(), replacement_range.length())
1825 : WebRange(),
1826 relative_cursor_pos);
ekaramadb6483a052017-02-10 02:23:261827 }
aelias87b8f7c2016-09-14 03:19:291828 input_handler_->set_handling_input_event(false);
1829 UpdateCompositionInfo(false /* not an immediate request */);
1830}
1831
1832void RenderWidget::OnImeFinishComposingText(bool keep_selection) {
ekaramad5aff1942017-01-06 01:26:351833 if (!ShouldHandleImeEvents())
1834 return;
1835
brettw4b461082016-11-19 18:55:161836#if BUILDFLAG(ENABLE_PLUGINS)
EhsanK22d482e2017-08-10 17:29:491837 if (auto* plugin = GetFocusedPepperPluginInsideWidget()) {
1838 plugin->render_frame()->OnImeFinishComposingText(keep_selection);
aelias87b8f7c2016-09-14 03:19:291839 return;
1840 }
1841#endif
1842
changwan38c3eb612016-12-09 01:45:561843 if (!GetWebWidget())
aelias87b8f7c2016-09-14 03:19:291844 return;
1845 ImeEventGuard guard(this);
1846 input_handler_->set_handling_input_event(true);
ekaramad2daaf672016-11-10 20:29:011847 if (auto* controller = GetInputMethodController()) {
Blink Reformat1c4d759e2017-04-09 16:34:541848 controller->FinishComposingText(
1849 keep_selection ? WebInputMethodController::kKeepSelection
1850 : WebInputMethodController::kDoNotKeepSelection);
ekaramad2daaf672016-11-10 20:29:011851 }
fsamuele8326c742016-01-12 00:49:391852 input_handler_->set_handling_input_event(false);
nonafa291792016-08-10 02:36:181853 UpdateCompositionInfo(false /* not an immediate request */);
initial.commit09911bf2008-07-26 23:55:291854}
1855
Christopher Camerone9a30c12018-03-07 08:23:381856void RenderWidget::UpdateSurfaceAndScreenInfo(
Fady Samuel4392abb2018-05-10 21:01:211857 const viz::LocalSurfaceId& new_local_surface_id,
Christopher Cameronaad15a0d2018-03-09 03:47:331858 const gfx::Size& new_compositor_viewport_pixel_size,
Christopher Camerone9a30c12018-03-07 08:23:381859 const ScreenInfo& new_screen_info) {
Christopher Camerone9a30c12018-03-07 08:23:381860 bool orientation_changed =
1861 screen_info_.orientation_angle != new_screen_info.orientation_angle ||
1862 screen_info_.orientation_type != new_screen_info.orientation_type;
1863 bool web_device_scale_factor_changed =
1864 screen_info_.device_scale_factor != new_screen_info.device_scale_factor;
Fady Samuela863f152018-03-09 16:10:031865 ScreenInfo previous_original_screen_info = GetOriginalScreenInfo();
Christopher Cameronbe7ecea2018-02-27 00:47:191866
Fady Samuel4255c182018-05-24 20:42:361867 local_surface_id_from_parent_ = new_local_surface_id;
Christopher Cameronaad15a0d2018-03-09 03:47:331868 compositor_viewport_pixel_size_ = new_compositor_viewport_pixel_size;
Christopher Camerone9a30c12018-03-07 08:23:381869 screen_info_ = new_screen_info;
Christopher Cameronbe7ecea2018-02-27 00:47:191870
danakja6c10012018-07-06 14:25:361871 if (layer_tree_view_) {
1872 layer_tree_view_->SetViewportVisibleRect(ViewportVisibleRect());
Christopher Camerone9a30c12018-03-07 08:23:381873 // Note carefully that the DSF specified in |new_screen_info| is not the
1874 // DSF used by the compositor during device emulation!
danakja6c10012018-07-06 14:25:361875 layer_tree_view_->SetViewportSizeAndScale(
Fady Samuela863f152018-03-09 16:10:031876 compositor_viewport_pixel_size_,
Fady Samuel4255c182018-05-24 20:42:361877 GetOriginalScreenInfo().device_scale_factor,
1878 local_surface_id_from_parent_);
Christopher Camerone9a30c12018-03-07 08:23:381879 }
Christopher Cameronbe7ecea2018-02-27 00:47:191880
Christopher Camerone9a30c12018-03-07 08:23:381881 if (orientation_changed)
1882 OnOrientationChange();
Christopher Cameronbe7ecea2018-02-27 00:47:191883
Fady Samuela863f152018-03-09 16:10:031884 if (previous_original_screen_info != GetOriginalScreenInfo()) {
Christopher Camerone9a30c12018-03-07 08:23:381885 for (auto& observer : render_frame_proxies_)
Fady Samuela863f152018-03-09 16:10:031886 observer.OnScreenInfoChanged(GetOriginalScreenInfo());
Christopher Camerone9a30c12018-03-07 08:23:381887
1888 // Notify all embedded BrowserPlugins of the updated ScreenInfo.
1889 for (auto& observer : browser_plugins_)
Fady Samuela863f152018-03-09 16:10:031890 observer.ScreenInfoChanged(GetOriginalScreenInfo());
Christopher Camerone9a30c12018-03-07 08:23:381891 }
1892
1893 if (web_device_scale_factor_changed)
Christopher Cameronbe7ecea2018-02-27 00:47:191894 UpdateWebViewWithDeviceScaleFactor();
oshimad5279032015-12-16 18:22:331895}
1896
Vladimir Levin98d76dad2018-04-21 00:21:291897void RenderWidget::UpdateCaptureSequenceNumber(
1898 uint32_t capture_sequence_number) {
1899 if (capture_sequence_number == last_capture_sequence_number_)
1900 return;
1901 last_capture_sequence_number_ = capture_sequence_number;
1902
1903 // Notify observers of the new capture sequence number.
1904 for (auto& observer : render_frame_proxies_)
1905 observer.UpdateCaptureSequenceNumber(capture_sequence_number);
1906 for (auto& observer : browser_plugins_)
1907 observer.UpdateCaptureSequenceNumber(capture_sequence_number);
1908}
1909
[email protected]4873c7d2009-07-16 06:36:281910void RenderWidget::OnSetTextDirection(WebTextDirection direction) {
EhsanK955ba582017-11-30 21:14:401911 if (auto* frame = GetFocusedWebLocalFrameInWidget())
1912 frame->SetTextDirection(direction);
[email protected]07f953332009-03-25 04:31:111913}
1914
[email protected]80ad8622012-11-07 16:33:031915void RenderWidget::OnUpdateScreenRects(const gfx::Rect& view_screen_rect,
1916 const gfx::Rect& window_screen_rect) {
[email protected]b2e4c70132013-10-03 02:07:511917 if (screen_metrics_emulator_) {
mfomitchev2600fd7c2016-02-17 20:53:391918 screen_metrics_emulator_->OnUpdateScreenRects(view_screen_rect,
1919 window_screen_rect);
[email protected]b2e4c70132013-10-03 02:07:511920 } else {
mfomitchev2600fd7c2016-02-17 20:53:391921 SetScreenRects(view_screen_rect, window_screen_rect);
[email protected]b2e4c70132013-10-03 02:07:511922 }
[email protected]80ad8622012-11-07 16:33:031923 Send(new ViewHostMsg_UpdateScreenRects_ACK(routing_id()));
1924}
1925
lfgdb5c4ed2016-03-04 23:09:071926void RenderWidget::OnUpdateWindowScreenRect(
1927 const gfx::Rect& window_screen_rect) {
bokan6b08cd22016-10-05 00:55:211928 if (screen_metrics_emulator_)
lfgdb5c4ed2016-03-04 23:09:071929 screen_metrics_emulator_->OnUpdateWindowScreenRect(window_screen_rect);
bokan6b08cd22016-10-05 00:55:211930 else
lfgdb5c4ed2016-03-04 23:09:071931 window_screen_rect_ = window_screen_rect;
lfgdb5c4ed2016-03-04 23:09:071932}
1933
kenrbea731792017-01-13 15:10:481934void RenderWidget::OnSetViewportIntersection(
Ken Buchananb2c9e262018-03-10 16:53:311935 const gfx::Rect& viewport_intersection,
1936 const gfx::Rect& compositor_visible_rect) {
Ehsan Karamadf3ca2a82018-01-20 01:05:251937 if (auto* frame_widget = GetFrameWidget()) {
Ken Buchanan8a319fb2017-11-15 18:37:121938 DCHECK_EQ(popup_type_, WebPopupType::kWebPopupTypeNone);
Ken Buchananb2c9e262018-03-10 16:53:311939 compositor_visible_rect_ = compositor_visible_rect;
Ehsan Karamadf3ca2a82018-01-20 01:05:251940 frame_widget->SetRemoteViewportIntersection(viewport_intersection);
danakja6c10012018-07-06 14:25:361941 layer_tree_view_->SetViewportVisibleRect(ViewportVisibleRect());
kenrbea731792017-01-13 15:10:481942 }
1943}
1944
kenrb04323782017-06-23 01:23:321945void RenderWidget::OnSetIsInert(bool inert) {
Ehsan Karamadf3ca2a82018-01-20 01:05:251946 if (auto* frame_widget = GetFrameWidget()) {
Ken Buchanan8a319fb2017-11-15 18:37:121947 DCHECK_EQ(popup_type_, WebPopupType::kWebPopupTypeNone);
Ehsan Karamadf3ca2a82018-01-20 01:05:251948 frame_widget->SetIsInert(inert);
kenrb04323782017-06-23 01:23:321949 }
1950}
1951
sunxd540a9962018-05-24 22:51:061952void RenderWidget::OnSetInheritedEffectiveTouchAction(
1953 cc::TouchAction touch_action) {
1954 if (auto* frame_widget = GetFrameWidget()) {
1955 DCHECK_EQ(popup_type_, WebPopupType::kWebPopupTypeNone);
1956 frame_widget->SetInheritedEffectiveTouchAction(touch_action);
1957 }
1958}
1959
Ken Buchanan8a319fb2017-11-15 18:37:121960void RenderWidget::OnUpdateRenderThrottlingStatus(bool is_throttled,
1961 bool subtree_throttled) {
Ehsan Karamadf3ca2a82018-01-20 01:05:251962 if (auto* frame_widget = GetFrameWidget()) {
Ken Buchanan8a319fb2017-11-15 18:37:121963 DCHECK_EQ(popup_type_, WebPopupType::kWebPopupTypeNone);
Ehsan Karamadf3ca2a82018-01-20 01:05:251964 frame_widget->UpdateRenderThrottlingStatus(is_throttled, subtree_throttled);
Ken Buchanan8a319fb2017-11-15 18:37:121965 }
1966}
1967
paulmeyer90f6c31d2016-11-12 00:17:591968void RenderWidget::OnDragTargetDragEnter(
1969 const std::vector<DropData::Metadata>& drop_meta_data,
Ella Ge80a52dce2017-11-15 18:01:521970 const gfx::PointF& client_point,
1971 const gfx::PointF& screen_point,
paulmeyer90f6c31d2016-11-12 00:17:591972 WebDragOperationsMask ops,
1973 int key_modifiers) {
Ehsan Karamadf3ca2a82018-01-20 01:05:251974 blink::WebFrameWidget* frame_widget = GetFrameWidget();
1975 if (!frame_widget)
paulmeyer90f6c31d2016-11-12 00:17:591976 return;
1977
Ehsan Karamadf3ca2a82018-01-20 01:05:251978 WebDragOperation operation = frame_widget->DragTargetDragEnter(
1979 DropMetaDataToWebDragData(drop_meta_data), client_point, screen_point,
1980 ops, key_modifiers);
paulmeyer90f6c31d2016-11-12 00:17:591981
1982 Send(new DragHostMsg_UpdateDragCursor(routing_id(), operation));
1983}
1984
Ella Ge80a52dce2017-11-15 18:01:521985void RenderWidget::OnDragTargetDragOver(const gfx::PointF& client_point,
1986 const gfx::PointF& screen_point,
paulmeyer90f6c31d2016-11-12 00:17:591987 WebDragOperationsMask ops,
1988 int key_modifiers) {
Ehsan Karamadf3ca2a82018-01-20 01:05:251989 blink::WebFrameWidget* frame_widget = GetFrameWidget();
1990 if (!frame_widget)
paulmeyer90f6c31d2016-11-12 00:17:591991 return;
1992
Ehsan Karamadf3ca2a82018-01-20 01:05:251993 WebDragOperation operation = frame_widget->DragTargetDragOver(
1994 ConvertWindowPointToViewport(client_point), screen_point, ops,
1995 key_modifiers);
paulmeyer90f6c31d2016-11-12 00:17:591996
1997 Send(new DragHostMsg_UpdateDragCursor(routing_id(), operation));
1998}
1999
Ella Ge80a52dce2017-11-15 18:01:522000void RenderWidget::OnDragTargetDragLeave(const gfx::PointF& client_point,
2001 const gfx::PointF& screen_point) {
Ehsan Karamadf3ca2a82018-01-20 01:05:252002 blink::WebFrameWidget* frame_widget = GetFrameWidget();
2003 if (!frame_widget)
paulmeyer90f6c31d2016-11-12 00:17:592004 return;
Ehsan Karamadf3ca2a82018-01-20 01:05:252005
2006 frame_widget
2007
Blink Reformat1c4d759e2017-04-09 16:34:542008 ->DragTargetDragLeave(ConvertWindowPointToViewport(client_point),
kenrb07c272802017-02-07 23:48:172009 screen_point);
paulmeyer90f6c31d2016-11-12 00:17:592010}
2011
2012void RenderWidget::OnDragTargetDrop(const DropData& drop_data,
Ella Ge80a52dce2017-11-15 18:01:522013 const gfx::PointF& client_point,
2014 const gfx::PointF& screen_point,
paulmeyer90f6c31d2016-11-12 00:17:592015 int key_modifiers) {
Ehsan Karamadf3ca2a82018-01-20 01:05:252016 blink::WebFrameWidget* frame_widget = GetFrameWidget();
2017 if (!frame_widget)
paulmeyer90f6c31d2016-11-12 00:17:592018 return;
2019
Ehsan Karamadf3ca2a82018-01-20 01:05:252020 frame_widget->DragTargetDrop(DropDataToWebDragData(drop_data),
2021 ConvertWindowPointToViewport(client_point),
2022 screen_point, key_modifiers);
paulmeyer90f6c31d2016-11-12 00:17:592023}
2024
Ella Ge80a52dce2017-11-15 18:01:522025void RenderWidget::OnDragSourceEnded(const gfx::PointF& client_point,
2026 const gfx::PointF& screen_point,
paulmeyer8fc8ea92016-11-15 05:12:212027 WebDragOperation op) {
Ehsan Karamadf3ca2a82018-01-20 01:05:252028 blink::WebFrameWidget* frame_widget = GetFrameWidget();
2029 if (!frame_widget)
paulmeyer8fc8ea92016-11-15 05:12:212030 return;
2031
Ehsan Karamadf3ca2a82018-01-20 01:05:252032 frame_widget->DragSourceEndedAt(ConvertWindowPointToViewport(client_point),
2033 screen_point, op);
paulmeyer8fc8ea92016-11-15 05:12:212034}
2035
2036void RenderWidget::OnDragSourceSystemDragEnded() {
2037 if (!GetWebWidget())
2038 return;
2039
Blink Reformat1c4d759e2017-04-09 16:34:542040 static_cast<WebFrameWidget*>(GetWebWidget())->DragSourceSystemDragEnded();
paulmeyer8fc8ea92016-11-15 05:12:212041}
2042
Blink Reformat1c4d759e2017-04-09 16:34:542043void RenderWidget::ShowVirtualKeyboardOnElementFocus() {
okaa398f50b2017-03-21 06:30:262044#if defined(OS_CHROMEOS)
2045 // On ChromeOS, virtual keyboard is triggered only when users leave the
2046 // mouse button or the finger and a text input element is focused at that
2047 // time. Focus event itself shouldn't trigger virtual keyboard.
2048 UpdateTextInputState();
2049#else
changwan75e3b2072017-01-16 02:55:002050 ShowVirtualKeyboard();
okaa398f50b2017-03-21 06:30:262051#endif
boliu7b2be2f2016-11-04 04:58:312052
2053// TODO(rouslan): Fix ChromeOS and Windows 8 behavior of autofill popup with
2054// virtual keyboard.
2055#if !defined(OS_ANDROID)
2056 FocusChangeComplete();
2057#endif
[email protected]0d1ebed12013-08-05 22:01:132058}
2059
fsamuel72464894f2015-12-15 06:59:312060ui::TextInputType RenderWidget::GetTextInputType() {
brettw4b461082016-11-19 18:55:162061#if BUILDFLAG(ENABLE_PLUGINS)
EhsanK22d482e2017-08-10 17:29:492062 if (auto* plugin = GetFocusedPepperPluginInsideWidget())
2063 return plugin->text_input_type();
ekaramad2a46d632016-07-19 13:33:092064#endif
ekaramad5aff1942017-01-06 01:26:352065 if (auto* controller = GetInputMethodController())
Blink Reformat1c4d759e2017-04-09 16:34:542066 return ConvertWebTextInputType(controller->TextInputType());
fsamuel72464894f2015-12-15 06:59:312067 return ui::TEXT_INPUT_TYPE_NONE;
2068}
2069
nonafa291792016-08-10 02:36:182070void RenderWidget::UpdateCompositionInfo(bool immediate_request) {
2071 if (!monitor_composition_info_ && !immediate_request)
2072 return; // Do not calculate composition info if not requested.
nonadac0c7a2016-08-01 02:30:592073
nonafa291792016-08-10 02:36:182074 TRACE_EVENT0("renderer", "RenderWidget::UpdateCompositionInfo");
2075 gfx::Range range;
2076 std::vector<gfx::Rect> character_bounds;
2077
2078 if (GetTextInputType() == ui::TEXT_INPUT_TYPE_NONE) {
2079 // Composition information is only available on editable node.
2080 range = gfx::Range::InvalidRange();
2081 } else {
2082 GetCompositionRange(&range);
2083 GetCompositionCharacterBounds(&character_bounds);
2084 }
2085
2086 if (!immediate_request &&
2087 !ShouldUpdateCompositionInfo(range, character_bounds)) {
fsamuel72464894f2015-12-15 06:59:312088 return;
nonafa291792016-08-10 02:36:182089 }
fsamuel72464894f2015-12-15 06:59:312090 composition_character_bounds_ = character_bounds;
2091 composition_range_ = range;
Dave Tapuska04bc5ee92018-04-17 19:03:312092 if (mojom::WidgetInputHandlerHost* host =
2093 widget_input_handler_manager_->GetWidgetInputHandlerHost()) {
2094 host->ImeCompositionRangeChanged(composition_range_,
2095 composition_character_bounds_);
Dave Tapuska139a72f2017-09-06 21:57:032096 }
fsamuel72464894f2015-12-15 06:59:312097}
2098
Blink Reformat1c4d759e2017-04-09 16:34:542099void RenderWidget::ConvertViewportToWindow(blink::WebRect* rect) {
danakj4b347212018-07-04 17:55:172100 if (compositor_deps_->IsUseZoomForDSFEnabled()) {
Fady Samuela863f152018-03-09 16:10:032101 float reverse = 1 / GetOriginalScreenInfo().device_scale_factor;
oshimad5279032015-12-16 18:22:332102 // TODO(oshima): We may need to allow pixel precision here as the the
oshimaf866dab2015-12-05 00:41:542103 // anchor element can be placed at half pixel.
lfg15b235a32016-08-25 17:45:462104 gfx::Rect window_rect =
2105 gfx::ScaleToEnclosedRect(gfx::Rect(*rect), reverse);
2106 rect->x = window_rect.x();
2107 rect->y = window_rect.y();
2108 rect->width = window_rect.width();
2109 rect->height = window_rect.height();
oshimaf866dab2015-12-05 00:41:542110 }
2111}
2112
Blink Reformat1c4d759e2017-04-09 16:34:542113void RenderWidget::ConvertWindowToViewport(blink::WebFloatRect* rect) {
danakj4b347212018-07-04 17:55:172114 if (compositor_deps_->IsUseZoomForDSFEnabled()) {
Fady Samuela863f152018-03-09 16:10:032115 rect->x *= GetOriginalScreenInfo().device_scale_factor;
2116 rect->y *= GetOriginalScreenInfo().device_scale_factor;
2117 rect->width *= GetOriginalScreenInfo().device_scale_factor;
2118 rect->height *= GetOriginalScreenInfo().device_scale_factor;
oshimaa6985b62016-01-27 08:58:302119 }
2120}
2121
changwan8c342742016-02-26 00:53:392122void RenderWidget::OnRequestTextInputStateUpdate() {
Dave Tapuska9db80842017-07-24 17:24:262123#if defined(OS_ANDROID)
changwan8c342742016-02-26 00:53:392124 DCHECK(!ime_event_guard_);
2125 UpdateSelectionBounds();
changwan75e3b2072017-01-16 02:55:002126 UpdateTextInputStateInternal(false, true /* reply_to_request */);
[email protected]105dffb42013-02-20 03:46:212127#endif
Dave Tapuska9db80842017-07-24 17:24:262128}
[email protected]105dffb42013-02-20 03:46:212129
ekaramadc9b70a72017-03-23 16:14:232130void RenderWidget::OnRequestCompositionUpdates(bool immediate_request,
2131 bool monitor_updates) {
2132 monitor_composition_info_ = monitor_updates;
nonafa291792016-08-10 02:36:182133 if (!immediate_request)
2134 return;
2135 UpdateCompositionInfo(true /* immediate request */);
2136}
2137
[email protected]fcdc5642014-05-09 14:32:242138void RenderWidget::OnOrientationChange() {
Ehsan Karamad655d7b8a2018-01-12 18:38:382139 if (auto* frame_widget = GetFrameWidget()) {
Alex Moshchuk0b409c42017-09-13 02:09:002140 // LocalRoot() might return null for provisional main frames. In this case,
2141 // the frame hasn't committed a navigation and is not swapped into the tree
2142 // yet, so it doesn't make sense to send orientation change events to it.
2143 //
2144 // TODO(https://crbug.com/578349): This check should be cleaned up
2145 // once provisional frames are gone.
Ehsan Karamad655d7b8a2018-01-12 18:38:382146 if (frame_widget->LocalRoot())
2147 frame_widget->LocalRoot()->SendOrientationChangeEvent();
lfg8d649cc2017-04-28 18:04:302148 }
[email protected]fcdc5642014-05-09 14:32:242149}
2150
[email protected]bee16aab2009-08-26 15:55:032151void RenderWidget::SetHidden(bool hidden) {
2152 if (is_hidden_ == hidden)
2153 return;
2154
jdduke8fac9d102014-12-20 02:40:132155 // The status has changed. Tell the RenderThread about it and ensure
2156 // throttled acks are released in case frame production ceases.
[email protected]bee16aab2009-08-26 15:55:032157 is_hidden_ = hidden;
jdduke8fac9d102014-12-20 02:40:132158
Scott Violet1098538e2017-10-05 19:23:332159#if defined(USE_AURA)
Scott Violet6fca1312018-06-15 16:27:262160 if (!features::IsAshInBrowserProcess())
Scott Violet1098538e2017-10-05 19:23:332161 RendererWindowTreeClient::Get(routing_id_)->SetVisible(!hidden);
2162#endif
2163
Saman Sami58ed4392018-01-31 20:54:192164 // RenderThreadImpl::current() could be null in tests.
2165 if (RenderThreadImpl::current()) {
2166 if (is_hidden_) {
2167 RenderThreadImpl::current()->WidgetHidden();
2168 first_update_visual_state_after_hidden_ = true;
2169 } else {
2170 RenderThreadImpl::current()->WidgetRestored();
2171 }
Lei Zhang9b359d32017-11-28 00:57:022172 }
alexclarke7fa93942015-10-21 15:37:112173
2174 if (render_widget_scheduling_state_)
2175 render_widget_scheduling_state_->SetHidden(hidden);
[email protected]bee16aab2009-08-26 15:55:032176}
2177
[email protected]2b624c562011-10-27 22:58:262178void RenderWidget::DidToggleFullscreen() {
lfg8ff33912016-09-13 20:59:212179 if (!GetWebWidget())
[email protected]2b624c562011-10-27 22:58:262180 return;
2181
mikhail.pozdnyakovf2c902a2015-04-14 08:09:122182 if (is_fullscreen_granted_) {
Blink Reformat1c4d759e2017-04-09 16:34:542183 GetWebWidget()->DidEnterFullscreen();
[email protected]2b624c562011-10-27 22:58:262184 } else {
Blink Reformat1c4d759e2017-04-09 16:34:542185 GetWebWidget()->DidExitFullscreen();
[email protected]2b624c562011-10-27 22:58:262186 }
[email protected]2b624c562011-10-27 22:58:262187}
2188
changwanf2a707b2015-10-30 08:22:162189void RenderWidget::OnImeEventGuardStart(ImeEventGuard* guard) {
2190 if (!ime_event_guard_)
2191 ime_event_guard_ = guard;
[email protected]66fca5bc2013-05-23 06:58:292192}
2193
changwanf2a707b2015-10-30 08:22:162194void RenderWidget::OnImeEventGuardFinish(ImeEventGuard* guard) {
2195 if (ime_event_guard_ != guard) {
changwan75e3b2072017-01-16 02:55:002196 DCHECK(!ime_event_guard_->reply_to_request());
changwanf2a707b2015-10-30 08:22:162197 return;
2198 }
2199 ime_event_guard_ = nullptr;
2200
[email protected]66fca5bc2013-05-23 06:58:292201 // While handling an ime event, text input state and selection bounds updates
2202 // are ignored. These must explicitly be updated once finished handling the
2203 // ime event.
2204 UpdateSelectionBounds();
[email protected]cb9e2632013-06-18 11:26:472205#if defined(OS_ANDROID)
changwan75e3b2072017-01-16 02:55:002206 if (guard->show_virtual_keyboard())
2207 ShowVirtualKeyboard();
2208 else
2209 UpdateTextInputState();
[email protected]cb9e2632013-06-18 11:26:472210#endif
[email protected]66fca5bc2013-05-23 06:58:292211}
2212
[email protected]7c8873e2013-02-05 08:03:012213void RenderWidget::GetSelectionBounds(gfx::Rect* focus, gfx::Rect* anchor) {
brettw4b461082016-11-19 18:55:162214#if BUILDFLAG(ENABLE_PLUGINS)
EhsanK22d482e2017-08-10 17:29:492215 if (auto* plugin = GetFocusedPepperPluginInsideWidget()) {
ekaramad2a46d632016-07-19 13:33:092216 // TODO(kinaba) http://crbug.com/101101
2217 // Current Pepper IME API does not handle selection bounds. So we simply
2218 // use the caret position as an empty range for now. It will be updated
2219 // after Pepper API equips features related to surrounding text retrieval.
EhsanK22d482e2017-08-10 17:29:492220 blink::WebRect caret(plugin->GetCaretBounds());
Blink Reformat1c4d759e2017-04-09 16:34:542221 ConvertViewportToWindow(&caret);
ekaramad2a46d632016-07-19 13:33:092222 *focus = caret;
2223 *anchor = caret;
2224 return;
2225 }
2226#endif
[email protected]7c8873e2013-02-05 08:03:012227 WebRect focus_webrect;
2228 WebRect anchor_webrect;
Blink Reformat1c4d759e2017-04-09 16:34:542229 GetWebWidget()->SelectionBounds(focus_webrect, anchor_webrect);
2230 ConvertViewportToWindow(&focus_webrect);
2231 ConvertViewportToWindow(&anchor_webrect);
oshima33ec97cd2015-12-14 19:40:242232 *focus = focus_webrect;
2233 *anchor = anchor_webrect;
[email protected]73bf95812011-10-12 11:38:322234}
2235
[email protected]e99ef6f2011-10-16 01:13:002236void RenderWidget::UpdateSelectionBounds() {
jdduke1aebad8e2015-07-22 23:25:082237 TRACE_EVENT0("renderer", "RenderWidget::UpdateSelectionBounds");
lfg8ff33912016-09-13 20:59:212238 if (!GetWebWidget())
[email protected]e99ef6f2011-10-16 01:13:002239 return;
changwanf2a707b2015-10-30 08:22:162240 if (ime_event_guard_)
[email protected]66fca5bc2013-05-23 06:58:292241 return;
[email protected]e99ef6f2011-10-16 01:13:002242
mohsenb0eeba72015-08-09 06:20:082243#if defined(USE_AURA)
2244 // TODO(mohsen): For now, always send explicit selection IPC notifications for
2245 // Aura beucause composited selection updates are not working for webview tags
2246 // which regresses IME inside webview. Remove this when composited selection
2247 // updates are fixed for webviews. See, http://crbug.com/510568.
2248 bool send_ipc = true;
2249#else
jddukeacf809e2014-09-23 20:38:382250 // With composited selection updates, the selection bounds will be reported
2251 // directly by the compositor, in which case explicit IPC selection
2252 // notifications should be suppressed.
mohsenb0eeba72015-08-09 06:20:082253 bool send_ipc =
Blink Reformat1c4d759e2017-04-09 16:34:542254 !blink::WebRuntimeFeatures::IsCompositedSelectionUpdateEnabled();
mohsenb0eeba72015-08-09 06:20:082255#endif
2256 if (send_ipc) {
jddukeacf809e2014-09-23 20:38:382257 ViewHostMsg_SelectionBounds_Params params;
EhsanK955ba582017-11-30 21:14:402258 params.is_anchor_first = false;
jddukeacf809e2014-09-23 20:38:382259 GetSelectionBounds(&params.anchor_rect, &params.focus_rect);
2260 if (selection_anchor_rect_ != params.anchor_rect ||
2261 selection_focus_rect_ != params.focus_rect) {
2262 selection_anchor_rect_ = params.anchor_rect;
2263 selection_focus_rect_ = params.focus_rect;
EhsanK955ba582017-11-30 21:14:402264 if (auto* focused_frame = GetFocusedWebLocalFrameInWidget()) {
2265 focused_frame->SelectionTextDirection(params.focus_dir,
2266 params.anchor_dir);
2267 params.is_anchor_first = focused_frame->IsSelectionAnchorFirst();
2268 }
jddukeacf809e2014-09-23 20:38:382269 Send(new ViewHostMsg_SelectionBoundsChanged(routing_id_, params));
2270 }
[email protected]58b48a0d2012-06-13 07:01:352271 }
jddukeacf809e2014-09-23 20:38:382272
nonafa291792016-08-10 02:36:182273 UpdateCompositionInfo(false /* not an immediate request */);
[email protected]e99ef6f2011-10-16 01:13:002274}
2275
lfgb00fcad2016-07-14 14:16:332276void RenderWidget::DidAutoResize(const gfx::Size& new_size) {
2277 WebRect new_size_in_window(0, 0, new_size.width(), new_size.height());
Blink Reformat1c4d759e2017-04-09 16:34:542278 ConvertViewportToWindow(&new_size_in_window);
lfgb00fcad2016-07-14 14:16:332279 if (size_.width() != new_size_in_window.width ||
2280 size_.height() != new_size_in_window.height) {
2281 size_ = gfx::Size(new_size_in_window.width, new_size_in_window.height);
2282
2283 if (resizing_mode_selector_->is_synchronous_mode()) {
Blink Reformat1c4d759e2017-04-09 16:34:542284 gfx::Rect new_pos(WindowRect().x, WindowRect().y, size_.width(),
2285 size_.height());
lfgb00fcad2016-07-14 14:16:332286 view_screen_rect_ = new_pos;
2287 window_screen_rect_ = new_pos;
2288 }
2289
Christopher Camerone9a30c12018-03-07 08:23:382290 // TODO(ccameron): Note that this destroys any information differentiating
Christopher Cameronaad15a0d2018-03-09 03:47:332291 // |size_| from |compositor_viewport_pixel_size_|. Also note that the
2292 // calculation of |new_compositor_viewport_pixel_size| does not appear to
2293 // take into account device emulation.
danakja6c10012018-07-06 14:25:362294 if (layer_tree_view_)
2295 layer_tree_view_->RequestNewLocalSurfaceId();
Christopher Cameronaad15a0d2018-03-09 03:47:332296 gfx::Size new_compositor_viewport_pixel_size =
Fady Samuela863f152018-03-09 16:10:032297 gfx::ScaleToCeiledSize(size_, GetWebScreenInfo().device_scale_factor);
Fady Samuel4255c182018-05-24 20:42:362298 UpdateSurfaceAndScreenInfo(local_surface_id_from_parent_,
2299 new_compositor_viewport_pixel_size,
2300 screen_info_);
lfgb00fcad2016-07-14 14:16:332301 }
2302}
2303
[email protected]58b48a0d2012-06-13 07:01:352304void RenderWidget::GetCompositionCharacterBounds(
2305 std::vector<gfx::Rect>* bounds) {
2306 DCHECK(bounds);
2307 bounds->clear();
ekaramad2a46d632016-07-19 13:33:092308
brettw4b461082016-11-19 18:55:162309#if BUILDFLAG(ENABLE_PLUGINS)
EhsanK22d482e2017-08-10 17:29:492310 if (GetFocusedPepperPluginInsideWidget())
ekaramad2a46d632016-07-19 13:33:092311 return;
2312#endif
2313
Ehsan Karamad4975af6d2018-02-09 16:58:162314 blink::WebInputMethodController* controller = GetInputMethodController();
2315 if (!controller)
ekaramad2a46d632016-07-19 13:33:092316 return;
2317 blink::WebVector<blink::WebRect> bounds_from_blink;
Ehsan Karamad4975af6d2018-02-09 16:58:162318 if (!controller->GetCompositionCharacterBounds(bounds_from_blink))
ekaramad2a46d632016-07-19 13:33:092319 return;
2320
2321 for (size_t i = 0; i < bounds_from_blink.size(); ++i) {
Blink Reformat1c4d759e2017-04-09 16:34:542322 ConvertViewportToWindow(&bounds_from_blink[i]);
ekaramad2a46d632016-07-19 13:33:092323 bounds->push_back(bounds_from_blink[i]);
2324 }
[email protected]58b48a0d2012-06-13 07:01:352325}
2326
[email protected]db4fc1e2013-09-06 20:01:512327void RenderWidget::GetCompositionRange(gfx::Range* range) {
brettw4b461082016-11-19 18:55:162328#if BUILDFLAG(ENABLE_PLUGINS)
EhsanK22d482e2017-08-10 17:29:492329 if (GetFocusedPepperPluginInsideWidget())
ekaramad2a46d632016-07-19 13:33:092330 return;
2331#endif
EhsanKcdee7b72017-11-08 21:30:092332 blink::WebInputMethodController* controller = GetInputMethodController();
2333 WebRange web_range = controller ? controller->CompositionRange() : WebRange();
Blink Reformat1c4d759e2017-04-09 16:34:542334 if (web_range.IsNull()) {
nona2363a3d2016-11-09 03:26:212335 *range = gfx::Range::InvalidRange();
2336 return;
[email protected]88dbe32f2013-06-20 23:31:362337 }
Blink Reformat1c4d759e2017-04-09 16:34:542338 range->set_start(web_range.StartOffset());
2339 range->set_end(web_range.EndOffset());
[email protected]88dbe32f2013-06-20 23:31:362340}
2341
[email protected]501ea13d2013-07-09 17:03:292342bool RenderWidget::ShouldUpdateCompositionInfo(
[email protected]db4fc1e2013-09-06 20:01:512343 const gfx::Range& range,
[email protected]501ea13d2013-07-09 17:03:292344 const std::vector<gfx::Rect>& bounds) {
changwan2418e1b2016-12-12 12:43:082345 if (!range.IsValid())
2346 return false;
[email protected]501ea13d2013-07-09 17:03:292347 if (composition_range_ != range)
2348 return true;
2349 if (bounds.size() != composition_character_bounds_.size())
2350 return true;
2351 for (size_t i = 0; i < bounds.size(); ++i) {
2352 if (bounds[i] != composition_character_bounds_[i])
2353 return true;
2354 }
2355 return false;
2356}
[email protected]501ea13d2013-07-09 17:03:292357
[email protected]ad26ef42011-06-17 07:59:452358bool RenderWidget::CanComposeInline() {
brettw4b461082016-11-19 18:55:162359#if BUILDFLAG(ENABLE_PLUGINS)
EhsanK22d482e2017-08-10 17:29:492360 if (auto* plugin = GetFocusedPepperPluginInsideWidget())
2361 return plugin->IsPluginAcceptingCompositionEvents();
ekaramad2a46d632016-07-19 13:33:092362#endif
[email protected]ad26ef42011-06-17 07:59:452363 return true;
[email protected]56ea1a62011-05-30 07:05:572364}
2365
Blink Reformat1c4d759e2017-04-09 16:34:542366blink::WebScreenInfo RenderWidget::GetScreenInfo() {
ccameron2f451532016-09-07 21:49:272367 blink::WebScreenInfo web_screen_info;
Blink Reformat1c4d759e2017-04-09 16:34:542368 web_screen_info.device_scale_factor = screen_info_.device_scale_factor;
ccameronab0aab82017-06-24 17:21:542369 web_screen_info.color_space = screen_info_.color_space;
ccameron2f451532016-09-07 21:49:272370 web_screen_info.depth = screen_info_.depth;
Blink Reformat1c4d759e2017-04-09 16:34:542371 web_screen_info.depth_per_component = screen_info_.depth_per_component;
2372 web_screen_info.is_monochrome = screen_info_.is_monochrome;
ccameron2f451532016-09-07 21:49:272373 web_screen_info.rect = blink::WebRect(screen_info_.rect);
Blink Reformat1c4d759e2017-04-09 16:34:542374 web_screen_info.available_rect = blink::WebRect(screen_info_.available_rect);
ccameron2f451532016-09-07 21:49:272375 switch (screen_info_.orientation_type) {
2376 case SCREEN_ORIENTATION_VALUES_PORTRAIT_PRIMARY:
Blink Reformat1c4d759e2017-04-09 16:34:542377 web_screen_info.orientation_type =
2378 blink::kWebScreenOrientationPortraitPrimary;
ccameron2f451532016-09-07 21:49:272379 break;
2380 case SCREEN_ORIENTATION_VALUES_PORTRAIT_SECONDARY:
Blink Reformat1c4d759e2017-04-09 16:34:542381 web_screen_info.orientation_type =
2382 blink::kWebScreenOrientationPortraitSecondary;
ccameron2f451532016-09-07 21:49:272383 break;
2384 case SCREEN_ORIENTATION_VALUES_LANDSCAPE_PRIMARY:
Blink Reformat1c4d759e2017-04-09 16:34:542385 web_screen_info.orientation_type =
2386 blink::kWebScreenOrientationLandscapePrimary;
ccameron2f451532016-09-07 21:49:272387 break;
2388 case SCREEN_ORIENTATION_VALUES_LANDSCAPE_SECONDARY:
Blink Reformat1c4d759e2017-04-09 16:34:542389 web_screen_info.orientation_type =
2390 blink::kWebScreenOrientationLandscapeSecondary;
ccameron2f451532016-09-07 21:49:272391 break;
2392 default:
Blink Reformat1c4d759e2017-04-09 16:34:542393 web_screen_info.orientation_type = blink::kWebScreenOrientationUndefined;
ccameron2f451532016-09-07 21:49:272394 break;
2395 }
Blink Reformat1c4d759e2017-04-09 16:34:542396 web_screen_info.orientation_angle = screen_info_.orientation_angle;
Fady Samuel85a1bf72017-10-27 14:30:202397
ccameron2f451532016-09-07 21:49:272398 return web_screen_info;
[email protected]4873c7d2009-07-16 06:36:282399}
2400
Blink Reformat1c4d759e2017-04-09 16:34:542401void RenderWidget::DidHandleGestureEvent(const WebGestureEvent& event,
2402 bool event_cancelled) {
[email protected]183e28d2014-01-20 18:18:022403#if defined(OS_ANDROID) || defined(USE_AURA)
[email protected]c68c3e4e2013-01-24 00:36:562404 if (event_cancelled)
2405 return;
Blink Reformat1c4d759e2017-04-09 16:34:542406 if (event.GetType() == WebInputEvent::kGestureTap) {
changwan75e3b2072017-01-16 02:55:002407 ShowVirtualKeyboard();
Blink Reformat1c4d759e2017-04-09 16:34:542408 } else if (event.GetType() == WebInputEvent::kGestureLongPress) {
lfg8ff33912016-09-13 20:59:212409 DCHECK(GetWebWidget());
ekaramad5aff1942017-01-06 01:26:352410 blink::WebInputMethodController* controller = GetInputMethodController();
Blink Reformat1c4d759e2017-04-09 16:34:542411 if (!controller || controller->TextInputInfo().value.IsEmpty())
changwan75e3b2072017-01-16 02:55:002412 UpdateTextInputState();
[email protected]07c70d22014-08-21 08:33:462413 else
changwan75e3b2072017-01-16 02:55:002414 ShowVirtualKeyboard();
[email protected]c68c3e4e2013-01-24 00:36:562415 }
ekaramada110f642016-12-21 19:47:282416// TODO(ananta): Piggyback off existing IPCs to communicate this information,
2417// crbug/420130.
2418#if defined(OS_WIN)
Blink Reformat1c4d759e2017-04-09 16:34:542419 if (event.GetType() != blink::WebGestureEvent::kGestureTap)
ekaramada110f642016-12-21 19:47:282420 return;
2421
2422 // TODO(estade): hit test the event against focused node to make sure
2423 // the tap actually hit the focused node.
ekaramad5aff1942017-01-06 01:26:352424 blink::WebInputMethodController* controller = GetInputMethodController();
2425 blink::WebTextInputType text_input_type =
Blink Reformat1c4d759e2017-04-09 16:34:542426 controller ? controller->TextInputType() : blink::kWebTextInputTypeNone;
ekaramada110f642016-12-21 19:47:282427
2428 Send(new ViewHostMsg_FocusedNodeTouched(
Blink Reformat1c4d759e2017-04-09 16:34:542429 routing_id_, text_input_type != blink::kWebTextInputTypeNone));
ekaramada110f642016-12-21 19:47:282430#endif
[email protected]c68c3e4e2013-01-24 00:36:562431#endif
2432}
2433
Blink Reformat1c4d759e2017-04-09 16:34:542434void RenderWidget::DidOverscroll(
bokane53a10f2016-04-13 23:48:312435 const blink::WebFloatSize& overscrollDelta,
2436 const blink::WebFloatSize& accumulatedOverscroll,
sataya.m582c9ce2015-06-09 08:03:422437 const blink::WebFloatPoint& position,
sunyunjiabbea8a92017-08-31 11:18:542438 const blink::WebFloatSize& velocity,
danakje819b622018-05-01 20:27:142439 const cc::OverscrollBehavior& behavior) {
bokan731ec382016-04-07 03:16:482440#if defined(OS_MACOSX)
2441 // On OSX the user can disable the elastic overscroll effect. If that's the
2442 // case, don't forward the overscroll notification.
2443 DCHECK(compositor_deps());
2444 if (!compositor_deps()->IsElasticOverscrollEnabled())
2445 return;
2446#endif
bokane53a10f2016-04-13 23:48:312447 input_handler_->DidOverscrollFromBlink(overscrollDelta, accumulatedOverscroll,
sunyunjiabbea8a92017-08-31 11:18:542448 position, velocity, behavior);
sataya.m582c9ce2015-06-09 08:03:422449}
2450
danakj4b347212018-07-04 17:55:172451// static
2452cc::LayerTreeSettings RenderWidget::GenerateLayerTreeSettings(
2453 CompositorDependencies* compositor_deps,
2454 bool is_for_subframe,
2455 const gfx::Size& initial_screen_size,
2456 float initial_device_scale_factor) {
2457 const bool is_threaded =
2458 !!compositor_deps->GetCompositorImplThreadTaskRunner();
2459
2460 const base::CommandLine& cmd = *base::CommandLine::ForCurrentProcess();
2461 cc::LayerTreeSettings settings;
2462
2463 settings.resource_settings.use_r16_texture =
2464 base::FeatureList::IsEnabled(media::kUseR16Texture);
2465
2466 settings.commit_to_active_tree = !is_threaded;
2467 settings.is_layer_tree_for_subframe = is_for_subframe;
2468
2469 // For web contents, layer transforms should scale up the contents of layers
2470 // to keep content always crisp when possible.
2471 settings.layer_transforms_should_scale_layer_contents = true;
2472
2473 settings.main_frame_before_activation_enabled =
2474 cmd.HasSwitch(cc::switches::kEnableMainFrameBeforeActivation);
2475
2476 // Checkerimaging is not supported for synchronous single-threaded mode, which
2477 // is what the renderer uses if its not threaded.
2478 settings.enable_checker_imaging =
2479 !cmd.HasSwitch(cc::switches::kDisableCheckerImaging) && is_threaded;
2480
2481#if defined(OS_ANDROID)
2482 // We can use a more aggressive limit on Android since decodes tend to take
2483 // longer on these devices.
2484 settings.min_image_bytes_to_checker = 512 * 1024; // 512kB
2485
2486 // Re-rasterization of checker-imaged content with software raster can be too
2487 // costly on Android.
2488 settings.only_checker_images_with_gpu_raster = true;
2489#endif
2490
2491 auto switch_value_as_int = [](const base::CommandLine& command_line,
2492 const std::string& switch_string, int min_value,
2493 int max_value, int* result) {
2494 std::string string_value = command_line.GetSwitchValueASCII(switch_string);
2495 int int_value;
2496 if (base::StringToInt(string_value, &int_value) && int_value >= min_value &&
2497 int_value <= max_value) {
2498 *result = int_value;
2499 return true;
2500 } else {
2501 LOG(WARNING) << "Failed to parse switch " << switch_string << ": "
2502 << string_value;
2503 return false;
2504 }
2505 };
2506
2507 int default_tile_size = 256;
2508#if defined(OS_ANDROID)
2509 const gfx::Size screen_size =
2510 gfx::ScaleToFlooredSize(initial_screen_size, initial_device_scale_factor);
2511 int display_width = screen_size.width();
2512 int display_height = screen_size.height();
2513 int numTiles = (display_width * display_height) / (256 * 256);
2514 if (numTiles > 16)
2515 default_tile_size = 384;
2516 if (numTiles >= 40)
2517 default_tile_size = 512;
2518
2519 // Adjust for some resolutions that barely straddle an extra
2520 // tile when in portrait mode. This helps worst case scroll/raster
2521 // by not needing a full extra tile for each row.
2522 constexpr int tolerance = 10; // To avoid rounding errors.
2523 int portrait_width = std::min(display_width, display_height);
2524 if (default_tile_size == 256 && std::abs(portrait_width - 768) < tolerance)
2525 default_tile_size += 32;
2526 if (default_tile_size == 384 && std::abs(portrait_width - 1200) < tolerance)
2527 default_tile_size += 32;
2528#elif defined(OS_CHROMEOS) || defined(OS_MACOSX)
2529 // Use 512 for high DPI (dsf=2.0f) devices.
2530 if (initial_device_scale_factor >= 2.0f)
2531 default_tile_size = 512;
2532#endif
2533
2534 // TODO(danakj): This should not be a setting O_O; it should change when the
2535 // device scale factor on LayerTreeHost changes.
2536 settings.default_tile_size = gfx::Size(default_tile_size, default_tile_size);
2537 if (cmd.HasSwitch(switches::kDefaultTileWidth)) {
2538 int tile_width = 0;
2539 switch_value_as_int(cmd, switches::kDefaultTileWidth, 1,
2540 std::numeric_limits<int>::max(), &tile_width);
2541 settings.default_tile_size.set_width(tile_width);
2542 }
2543 if (cmd.HasSwitch(switches::kDefaultTileHeight)) {
2544 int tile_height = 0;
2545 switch_value_as_int(cmd, switches::kDefaultTileHeight, 1,
2546 std::numeric_limits<int>::max(), &tile_height);
2547 settings.default_tile_size.set_height(tile_height);
2548 }
2549
2550 int max_untiled_layer_width = settings.max_untiled_layer_size.width();
2551 if (cmd.HasSwitch(switches::kMaxUntiledLayerWidth)) {
2552 switch_value_as_int(cmd, switches::kMaxUntiledLayerWidth, 1,
2553 std::numeric_limits<int>::max(),
2554 &max_untiled_layer_width);
2555 }
2556 int max_untiled_layer_height = settings.max_untiled_layer_size.height();
2557 if (cmd.HasSwitch(switches::kMaxUntiledLayerHeight)) {
2558 switch_value_as_int(cmd, switches::kMaxUntiledLayerHeight, 1,
2559 std::numeric_limits<int>::max(),
2560 &max_untiled_layer_height);
2561 }
2562
2563 settings.max_untiled_layer_size =
2564 gfx::Size(max_untiled_layer_width, max_untiled_layer_height);
2565
2566 settings.gpu_rasterization_msaa_sample_count =
2567 compositor_deps->GetGpuRasterizationMSAASampleCount();
2568 settings.gpu_rasterization_forced =
2569 compositor_deps->IsGpuRasterizationForced();
2570
2571 settings.can_use_lcd_text = compositor_deps->IsLcdTextEnabled();
2572 settings.use_zero_copy = compositor_deps->IsZeroCopyEnabled();
2573 settings.use_partial_raster = compositor_deps->IsPartialRasterEnabled();
2574 settings.enable_elastic_overscroll =
2575 compositor_deps->IsElasticOverscrollEnabled();
2576 settings.resource_settings.use_gpu_memory_buffer_resources =
2577 compositor_deps->IsGpuMemoryBufferCompositorResourcesEnabled();
2578 settings.use_painted_device_scale_factor =
2579 compositor_deps->IsUseZoomForDSFEnabled();
2580
2581 // Build LayerTreeSettings from command line args.
2582 if (cmd.HasSwitch(cc::switches::kBrowserControlsShowThreshold)) {
2583 std::string top_threshold_str =
2584 cmd.GetSwitchValueASCII(cc::switches::kBrowserControlsShowThreshold);
2585 double show_threshold;
2586 if (base::StringToDouble(top_threshold_str, &show_threshold) &&
2587 show_threshold >= 0.f && show_threshold <= 1.f)
2588 settings.top_controls_show_threshold = show_threshold;
2589 }
2590
2591 if (cmd.HasSwitch(cc::switches::kBrowserControlsHideThreshold)) {
2592 std::string top_threshold_str =
2593 cmd.GetSwitchValueASCII(cc::switches::kBrowserControlsHideThreshold);
2594 double hide_threshold;
2595 if (base::StringToDouble(top_threshold_str, &hide_threshold) &&
2596 hide_threshold >= 0.f && hide_threshold <= 1.f)
2597 settings.top_controls_hide_threshold = hide_threshold;
2598 }
2599
2600 settings.use_layer_lists = cmd.HasSwitch(cc::switches::kEnableLayerLists);
2601
2602 // The means the renderer compositor has 2 possible modes:
2603 // - Threaded compositing with a scheduler.
2604 // - Single threaded compositing without a scheduler (for layout tests only).
2605 // Using the scheduler in layout tests introduces additional composite steps
2606 // that create flakiness.
2607 settings.single_thread_proxy_scheduler = false;
2608
2609 // These flags should be mirrored by UI versions in ui/compositor/.
2610 if (cmd.HasSwitch(cc::switches::kShowCompositedLayerBorders))
2611 settings.initial_debug_state.show_debug_borders.set();
2612 settings.initial_debug_state.show_layer_animation_bounds_rects =
2613 cmd.HasSwitch(cc::switches::kShowLayerAnimationBounds);
2614 settings.initial_debug_state.show_paint_rects =
2615 cmd.HasSwitch(switches::kShowPaintRects);
2616 settings.initial_debug_state.show_property_changed_rects =
2617 cmd.HasSwitch(cc::switches::kShowPropertyChangedRects);
2618 settings.initial_debug_state.show_surface_damage_rects =
2619 cmd.HasSwitch(cc::switches::kShowSurfaceDamageRects);
2620 settings.initial_debug_state.show_screen_space_rects =
2621 cmd.HasSwitch(cc::switches::kShowScreenSpaceRects);
2622
2623 settings.initial_debug_state.SetRecordRenderingStats(
2624 cmd.HasSwitch(cc::switches::kEnableGpuBenchmarking));
2625 settings.enable_surface_synchronization =
2626 features::IsSurfaceSynchronizationEnabled();
2627 settings.build_hit_test_data = features::IsVizHitTestingSurfaceLayerEnabled();
2628
2629 if (cmd.HasSwitch(cc::switches::kSlowDownRasterScaleFactor)) {
2630 const int kMinSlowDownScaleFactor = 0;
2631 const int kMaxSlowDownScaleFactor = INT_MAX;
2632 switch_value_as_int(
2633 cmd, cc::switches::kSlowDownRasterScaleFactor, kMinSlowDownScaleFactor,
2634 kMaxSlowDownScaleFactor,
2635 &settings.initial_debug_state.slow_down_raster_scale_factor);
2636 }
2637
2638 // This is default overlay scrollbar settings for Android and DevTools mobile
2639 // emulator. Aura Overlay Scrollbar will override below.
2640 settings.scrollbar_animator = cc::LayerTreeSettings::ANDROID_OVERLAY;
2641 settings.solid_color_scrollbar_color = SkColorSetARGB(128, 128, 128, 128);
2642 settings.scrollbar_fade_delay = base::TimeDelta::FromMilliseconds(300);
2643 settings.scrollbar_fade_duration = base::TimeDelta::FromMilliseconds(300);
2644
2645#if defined(OS_ANDROID)
2646 bool using_synchronous_compositor =
2647 compositor_deps->UsingSynchronousCompositing();
2648 bool using_low_memory_policy = base::SysInfo::IsLowEndDevice();
2649
2650 settings.use_stream_video_draw_quad = true;
2651 settings.using_synchronous_renderer_compositor = using_synchronous_compositor;
2652 if (using_synchronous_compositor) {
2653 // Android WebView uses system scrollbars, so make ours invisible.
2654 // http://crbug.com/677348: This can't be done using hide_scrollbars
2655 // setting because supporting -webkit custom scrollbars is still desired
2656 // on sublayers.
2657 settings.scrollbar_animator = cc::LayerTreeSettings::NO_ANIMATOR;
2658 settings.solid_color_scrollbar_color = SK_ColorTRANSPARENT;
2659
2660 settings.enable_early_damage_check =
2661 cmd.HasSwitch(cc::switches::kCheckDamageEarly);
2662 }
2663 // Android WebView handles root layer flings itself.
2664 settings.ignore_root_layer_flings = using_synchronous_compositor;
2665 // Memory policy on Android WebView does not depend on whether device is
2666 // low end, so always use default policy.
2667 if (using_low_memory_policy && !using_synchronous_compositor) {
2668 // On low-end we want to be very carefull about killing other
2669 // apps. So initially we use 50% more memory to avoid flickering
2670 // or raster-on-demand.
2671 settings.max_memory_for_prepaint_percentage = 67;
2672 } else {
2673 // On other devices we have increased memory excessively to avoid
2674 // raster-on-demand already, so now we reserve 50% _only_ to avoid
2675 // raster-on-demand, and use 50% of the memory otherwise.
2676 settings.max_memory_for_prepaint_percentage = 50;
2677 }
2678
2679 // TODO(danakj): Only do this on low end devices.
2680 settings.create_low_res_tiling = true;
2681
2682#else // defined(OS_ANDROID)
2683 bool using_synchronous_compositor = false; // Only for Android WebView.
2684 // On desktop, we never use the low memory policy unless we are simulating
2685 // low-end mode via a switch.
2686 bool using_low_memory_policy =
2687 cmd.HasSwitch(switches::kEnableLowEndDeviceMode);
2688
2689 if (ui::IsOverlayScrollbarEnabled()) {
2690 settings.scrollbar_animator = cc::LayerTreeSettings::AURA_OVERLAY;
2691 settings.scrollbar_fade_delay = ui::kOverlayScrollbarFadeDelay;
2692 settings.scrollbar_fade_duration = ui::kOverlayScrollbarFadeDuration;
2693 settings.scrollbar_thinning_duration =
2694 ui::kOverlayScrollbarThinningDuration;
2695 settings.scrollbar_flash_after_any_scroll_update =
2696 ui::OverlayScrollbarFlashAfterAnyScrollUpdate();
2697 settings.scrollbar_flash_when_mouse_enter =
2698 ui::OverlayScrollbarFlashWhenMouseEnter();
2699 }
2700
2701 // On desktop, if there's over 4GB of memory on the machine, increase the
2702 // working set size to 256MB for both gpu and software.
2703 const int kImageDecodeMemoryThresholdMB = 4 * 1024;
2704 if (base::SysInfo::AmountOfPhysicalMemoryMB() >=
2705 kImageDecodeMemoryThresholdMB) {
2706 settings.decoded_image_working_set_budget_bytes = 256 * 1024 * 1024;
2707 } else {
2708 // This is the default, but recorded here as well.
2709 settings.decoded_image_working_set_budget_bytes = 128 * 1024 * 1024;
2710 }
2711#endif // defined(OS_ANDROID)
2712
2713 if (using_low_memory_policy) {
2714 // RGBA_4444 textures are only enabled:
2715 // - If the user hasn't explicitly disabled them
2716 // - If system ram is <= 512MB (1GB devices are sometimes low-end).
2717 // - If we are not running in a WebView, where 4444 isn't supported.
2718 if (!cmd.HasSwitch(switches::kDisableRGBA4444Textures) &&
2719 base::SysInfo::AmountOfPhysicalMemoryMB() <= 512 &&
2720 !using_synchronous_compositor) {
2721 settings.use_rgba_4444 = viz::RGBA_4444;
2722
2723 // If we are going to unpremultiply and dither these tiles, we need to
2724 // allocate an additional RGBA_8888 intermediate for each tile
2725 // rasterization when rastering to RGBA_4444 to allow for dithering.
2726 // Setting a reasonable sized max tile size allows this intermediate to
2727 // be consistently reused.
2728 if (base::FeatureList::IsEnabled(
2729 kUnpremultiplyAndDitherLowBitDepthTiles)) {
2730 settings.max_gpu_raster_tile_size = gfx::Size(512, 256);
2731 settings.unpremultiply_and_dither_low_bit_depth_tiles = true;
2732 }
2733 }
2734 }
2735
2736 if (cmd.HasSwitch(switches::kEnableLowResTiling))
2737 settings.create_low_res_tiling = true;
2738 if (cmd.HasSwitch(switches::kDisableLowResTiling))
2739 settings.create_low_res_tiling = false;
2740
2741 if (cmd.HasSwitch(switches::kEnableRGBA4444Textures) &&
2742 !cmd.HasSwitch(switches::kDisableRGBA4444Textures)) {
2743 settings.use_rgba_4444 = true;
2744 }
2745
2746 settings.max_staging_buffer_usage_in_bytes = 32 * 1024 * 1024; // 32MB
2747 // Use 1/4th of staging buffers on low-end devices.
2748 if (base::SysInfo::IsLowEndDevice())
2749 settings.max_staging_buffer_usage_in_bytes /= 4;
2750
2751 cc::ManagedMemoryPolicy defaults = settings.memory_policy;
2752 settings.memory_policy = GetGpuMemoryPolicy(defaults, initial_screen_size,
2753 initial_device_scale_factor);
2754
2755 settings.disallow_non_exact_resource_reuse =
2756 cmd.HasSwitch(switches::kDisallowNonExactResourceReuse);
2757#if defined(OS_ANDROID)
2758 // TODO(crbug.com/746931): This feature appears to be causing visual
2759 // corruption on certain android devices. Will investigate and re-enable.
2760 settings.disallow_non_exact_resource_reuse = true;
2761#endif
2762
2763 if (cmd.HasSwitch(switches::kRunAllCompositorStagesBeforeDraw)) {
2764 settings.wait_for_all_pipeline_stages_before_draw = true;
2765 settings.enable_latency_recovery = false;
2766 }
2767
2768 settings.enable_image_animation_resync =
2769 !cmd.HasSwitch(switches::kDisableImageAnimationResync);
2770
2771 settings.always_request_presentation_time =
2772 cmd.HasSwitch(cc::switches::kAlwaysRequestPresentationTime);
2773 return settings;
2774}
2775
2776// static
2777cc::ManagedMemoryPolicy RenderWidget::GetGpuMemoryPolicy(
2778 const cc::ManagedMemoryPolicy& default_policy,
2779 const gfx::Size& initial_screen_size,
2780 float initial_device_scale_factor) {
2781 cc::ManagedMemoryPolicy actual = default_policy;
2782 actual.bytes_limit_when_visible = 0;
2783
2784 // If the value was overridden on the command line, use the specified value.
2785 static bool client_hard_limit_bytes_overridden =
2786 base::CommandLine::ForCurrentProcess()->HasSwitch(
2787 switches::kForceGpuMemAvailableMb);
2788 if (client_hard_limit_bytes_overridden) {
2789 if (base::StringToSizeT(
2790 base::CommandLine::ForCurrentProcess()->GetSwitchValueASCII(
2791 switches::kForceGpuMemAvailableMb),
2792 &actual.bytes_limit_when_visible))
2793 actual.bytes_limit_when_visible *= 1024 * 1024;
2794 return actual;
2795 }
2796
2797#if defined(OS_ANDROID)
2798 // We can't query available GPU memory from the system on Android.
2799 // Physical memory is also mis-reported sometimes (eg. Nexus 10 reports
2800 // 1262MB when it actually has 2GB, while Razr M has 1GB but only reports
2801 // 128MB java heap size). First we estimate physical memory using both.
2802 size_t dalvik_mb = base::SysInfo::DalvikHeapSizeMB();
2803 size_t physical_mb = base::SysInfo::AmountOfPhysicalMemoryMB();
2804 size_t physical_memory_mb = 0;
2805 if (base::SysInfo::IsLowEndDevice()) {
2806 // TODO(crbug.com/742534): The code below appears to no longer work.
2807 // |dalvik_mb| no longer follows the expected heuristic pattern, causing us
2808 // to over-estimate memory on low-end devices. This entire section probably
2809 // needs to be re-written, but for now we can address the low-end Android
2810 // issues by ignoring |dalvik_mb|.
2811 physical_memory_mb = physical_mb;
2812 } else if (dalvik_mb >= 256) {
2813 physical_memory_mb = dalvik_mb * 4;
2814 } else {
2815 physical_memory_mb = std::max(dalvik_mb * 4, (physical_mb * 4) / 3);
2816 }
2817
2818 // Now we take a default of 1/8th of memory on high-memory devices,
2819 // and gradually scale that back for low-memory devices (to be nicer
2820 // to other apps so they don't get killed). Examples:
2821 // Nexus 4/10(2GB) 256MB (normally 128MB)
2822 // Droid Razr M(1GB) 114MB (normally 57MB)
2823 // Galaxy Nexus(1GB) 100MB (normally 50MB)
2824 // Xoom(1GB) 100MB (normally 50MB)
2825 // Nexus S(low-end) 8MB (normally 8MB)
2826 // Note that the compositor now uses only some of this memory for
2827 // pre-painting and uses the rest only for 'emergencies'.
2828 if (actual.bytes_limit_when_visible == 0) {
2829 // NOTE: Non-low-end devices use only 50% of these limits,
2830 // except during 'emergencies' where 100% can be used.
2831 if (physical_memory_mb >= 1536)
2832 actual.bytes_limit_when_visible = physical_memory_mb / 8; // >192MB
2833 else if (physical_memory_mb >= 1152)
2834 actual.bytes_limit_when_visible = physical_memory_mb / 8; // >144MB
2835 else if (physical_memory_mb >= 768)
2836 actual.bytes_limit_when_visible = physical_memory_mb / 10; // >76MB
2837 else if (physical_memory_mb >= 513)
2838 actual.bytes_limit_when_visible = physical_memory_mb / 12; // <64MB
2839 else
2840 // Devices with this little RAM have very little headroom so we hardcode
2841 // the limit rather than relying on the heuristics above. (They also use
2842 // 4444 textures so we can use a lower limit.)
2843 actual.bytes_limit_when_visible = 8;
2844
2845 actual.bytes_limit_when_visible =
2846 actual.bytes_limit_when_visible * 1024 * 1024;
2847 // Clamp the observed value to a specific range on Android.
2848 actual.bytes_limit_when_visible = std::max(
2849 actual.bytes_limit_when_visible, static_cast<size_t>(8 * 1024 * 1024));
2850 actual.bytes_limit_when_visible =
2851 std::min(actual.bytes_limit_when_visible,
2852 static_cast<size_t>(256 * 1024 * 1024));
2853 }
2854 actual.priority_cutoff_when_visible =
2855 gpu::MemoryAllocation::CUTOFF_ALLOW_EVERYTHING;
2856#else
2857 // Ignore what the system said and give all clients the same maximum
2858 // allocation on desktop platforms.
2859 actual.bytes_limit_when_visible = 512 * 1024 * 1024;
2860 actual.priority_cutoff_when_visible =
2861 gpu::MemoryAllocation::CUTOFF_ALLOW_NICE_TO_HAVE;
2862
2863 // For large monitors (4k), double the tile memory to avoid frequent out of
2864 // memory problems. 4k could mean a screen width of anywhere from 3840 to 4096
2865 // (see https://en.wikipedia.org/wiki/4K_resolution). We use 3500 as a proxy
2866 // for "large enough".
2867 static const int kLargeDisplayThreshold = 3500;
2868 int display_width =
2869 std::round(initial_screen_size.width() * initial_device_scale_factor);
2870 if (display_width >= kLargeDisplayThreshold)
2871 actual.bytes_limit_when_visible *= 2;
2872#endif
2873 return actual;
2874}
2875
[email protected]7912e822014-04-16 02:37:032876void RenderWidget::StartCompositor() {
sievers71c62dd52015-10-07 01:44:392877 if (!is_hidden())
danakja6c10012018-07-06 14:25:362878 layer_tree_view_->SetVisible(true);
[email protected]24ed0432013-04-24 07:50:312879}
2880
fsamuel72464894f2015-12-15 06:59:312881void RenderWidget::SetHandlingInputEventForTesting(bool handling_input_event) {
fsamuele8326c742016-01-12 00:49:392882 input_handler_->set_handling_input_event(handling_input_event);
[email protected]67bfb83f2011-09-22 03:36:372883}
[email protected]c3d45532011-10-07 19:20:402884
Blink Reformat1c4d759e2017-04-09 16:34:542885void RenderWidget::HasTouchEventHandlers(bool has_handlers) {
W. James MacLean662d5382018-03-29 18:33:082886 if (has_touch_handlers_ && *has_touch_handlers_ == has_handlers)
2887 return;
2888
2889 has_touch_handlers_ = has_handlers;
alexclarke7fa93942015-10-21 15:37:112890 if (render_widget_scheduling_state_)
2891 render_widget_scheduling_state_->SetHasTouchHandler(has_handlers);
[email protected]ce6689f2013-03-29 12:52:552892 Send(new ViewHostMsg_HasTouchEventHandlers(routing_id_, has_handlers));
2893}
2894
Dave Tapuskadfe486c12017-06-09 16:53:132895void RenderWidget::SetNeedsLowLatencyInput(bool needs_low_latency) {
2896 if (input_event_queue_)
2897 input_event_queue_->SetNeedsLowLatency(needs_low_latency);
2898}
2899
Dave Tapuskabafc2ba32017-11-28 01:54:372900void RenderWidget::RequestUnbufferedInputEvents() {
2901 if (input_event_queue_)
2902 input_event_queue_->RequestUnbufferedInputEvents();
2903}
2904
xidachenfa0199e72017-05-11 11:34:262905void RenderWidget::SetTouchAction(cc::TouchAction touch_action) {
Dave Tapuskab28a1082017-08-30 15:37:262906 if (!input_handler_->ProcessTouchAction(touch_action))
[email protected]5d0bbdfa92013-12-10 00:35:512907 return;
2908
Dave Tapuska04bc5ee92018-04-17 19:03:312909 widget_input_handler_manager_->ProcessTouchAction(touch_action);
[email protected]5d0bbdfa92013-12-10 00:35:512910}
2911
[email protected]e3244ed2014-06-20 20:04:272912void RenderWidget::RegisterRenderFrameProxy(RenderFrameProxy* proxy) {
2913 render_frame_proxies_.AddObserver(proxy);
[email protected]bffc8302014-01-23 20:52:162914}
2915
[email protected]e3244ed2014-06-20 20:04:272916void RenderWidget::UnregisterRenderFrameProxy(RenderFrameProxy* proxy) {
2917 render_frame_proxies_.RemoveObserver(proxy);
[email protected]bffc8302014-01-23 20:52:162918}
2919
[email protected]de3c5d82014-05-28 22:12:592920void RenderWidget::RegisterRenderFrame(RenderFrameImpl* frame) {
2921 render_frames_.AddObserver(frame);
2922}
2923
2924void RenderWidget::UnregisterRenderFrame(RenderFrameImpl* frame) {
2925 render_frames_.RemoveObserver(frame);
2926}
2927
Saman Samid189e5dfd2017-12-20 22:55:312928void RenderWidget::RegisterBrowserPlugin(BrowserPlugin* browser_plugin) {
2929 browser_plugins_.AddObserver(browser_plugin);
Saman Sami50d1e0c2018-03-13 20:03:492930 browser_plugin->ScreenInfoChanged(GetOriginalScreenInfo());
Saman Samid189e5dfd2017-12-20 22:55:312931}
2932
2933void RenderWidget::UnregisterBrowserPlugin(BrowserPlugin* browser_plugin) {
2934 browser_plugins_.RemoveObserver(browser_plugin);
2935}
2936
lfg43e08e62016-02-03 18:51:372937void RenderWidget::OnWaitNextFrameForTests(int routing_id) {
2938 QueueMessage(new ViewHostMsg_WaitForNextFrameForTests_ACK(routing_id),
2939 MESSAGE_DELIVERY_POLICY_WITH_VISUAL_STATE);
2940}
2941
Fady Samuela863f152018-03-09 16:10:032942const ScreenInfo& RenderWidget::GetWebScreenInfo() const {
2943 return screen_info_;
Christopher Camerone9a30c12018-03-07 08:23:382944}
2945
Fady Samuela863f152018-03-09 16:10:032946const ScreenInfo& RenderWidget::GetOriginalScreenInfo() const {
Christopher Camerone9a30c12018-03-07 08:23:382947 return screen_metrics_emulator_
2948 ? screen_metrics_emulator_->original_screen_info()
Fady Samuela863f152018-03-09 16:10:032949 : screen_info_;
oshima50872a72016-03-04 13:26:182950}
2951
Ella Ge80a52dce2017-11-15 18:01:522952gfx::PointF RenderWidget::ConvertWindowPointToViewport(
2953 const gfx::PointF& point) {
paulmeyer90f6c31d2016-11-12 00:17:592954 blink::WebFloatRect point_in_viewport(point.x(), point.y(), 0, 0);
Blink Reformat1c4d759e2017-04-09 16:34:542955 ConvertWindowToViewport(&point_in_viewport);
Ella Ge80a52dce2017-11-15 18:01:522956 return gfx::PointF(point_in_viewport.x, point_in_viewport.y);
2957}
2958
2959gfx::Point RenderWidget::ConvertWindowPointToViewport(const gfx::Point& point) {
2960 return gfx::ToRoundedPoint(ConvertWindowPointToViewport(gfx::PointF(point)));
paulmeyer90f6c31d2016-11-12 00:17:592961}
2962
Blink Reformat1c4d759e2017-04-09 16:34:542963bool RenderWidget::RequestPointerLock() {
lfgbee1e0a2016-06-08 21:24:212964 return mouse_lock_dispatcher_->LockMouse(webwidget_mouse_lock_target_.get());
2965}
2966
Blink Reformat1c4d759e2017-04-09 16:34:542967void RenderWidget::RequestPointerUnlock() {
lfgbee1e0a2016-06-08 21:24:212968 mouse_lock_dispatcher_->UnlockMouse(webwidget_mouse_lock_target_.get());
2969}
2970
Blink Reformat1c4d759e2017-04-09 16:34:542971bool RenderWidget::IsPointerLocked() {
lfgbee1e0a2016-06-08 21:24:212972 return mouse_lock_dispatcher_->IsMouseLockedTo(
2973 webwidget_mouse_lock_target_.get());
2974}
2975
Blink Reformat1c4d759e2017-04-09 16:34:542976void RenderWidget::StartDragging(blink::WebReferrerPolicy policy,
paulmeyer6ef5a792016-11-08 20:33:582977 const WebDragData& data,
2978 WebDragOperationsMask mask,
danakj0c75ad82018-07-10 19:50:122979 const SkBitmap& drag_image,
2980 const WebPoint& web_image_offset) {
2981 blink::WebRect offset_in_window(web_image_offset.x, web_image_offset.y, 0, 0);
Blink Reformat1c4d759e2017-04-09 16:34:542982 ConvertViewportToWindow(&offset_in_window);
paulmeyer6ef5a792016-11-08 20:33:582983 DropData drop_data(DropDataBuilder::Build(data));
2984 drop_data.referrer_policy = policy;
danakj0c75ad82018-07-10 19:50:122985 gfx::Vector2d image_offset(offset_in_window.x, offset_in_window.y);
2986 Send(new DragHostMsg_StartDragging(routing_id(), drop_data, mask, drag_image,
2987 image_offset, possible_drag_event_info_));
paulmeyer6ef5a792016-11-08 20:33:582988}
2989
kenrb5d78b842017-03-06 21:06:012990uint32_t RenderWidget::GetContentSourceId() {
2991 return current_content_source_id_;
2992}
2993
Saman Samif7731342018-01-24 22:18:442994void RenderWidget::DidNavigate() {
Saman Sami26a1fcd2018-04-10 17:12:212995 ++current_content_source_id_;
danakja6c10012018-07-06 14:25:362996 if (!layer_tree_view_)
Saman Samif7731342018-01-24 22:18:442997 return;
danakja6c10012018-07-06 14:25:362998 layer_tree_view_->SetContentSourceId(current_content_source_id_);
2999 layer_tree_view_->ClearCachesOnNextCommit();
kenrb5d78b842017-03-06 21:06:013000}
3001
lfg8ff33912016-09-13 20:59:213002blink::WebWidget* RenderWidget::GetWebWidget() const {
3003 return webwidget_internal_;
3004}
3005
ekaramad2daaf672016-11-10 20:29:013006blink::WebInputMethodController* RenderWidget::GetInputMethodController()
3007 const {
Ehsan Karamad655d7b8a2018-01-12 18:38:383008 if (auto* frame_widget = GetFrameWidget())
3009 return frame_widget->GetActiveWebInputMethodController();
3010
3011 return nullptr;
ekaramad2daaf672016-11-10 20:29:013012}
3013
Dave Tapuska139a72f2017-09-06 21:57:033014void RenderWidget::SetupWidgetInputHandler(
3015 mojom::WidgetInputHandlerRequest request,
3016 mojom::WidgetInputHandlerHostPtr host) {
Dave Tapuskab66c28f2017-11-15 17:18:473017 widget_input_handler_manager_->AddInterface(std::move(request),
3018 std::move(host));
Dave Tapuska525eb15e2017-08-17 21:05:503019}
3020
Dave Tapuska485aca92017-08-08 00:47:583021void RenderWidget::SetWidgetBinding(mojom::WidgetRequest request) {
3022 // Close the old binding if there was one.
3023 // A RenderWidgetHost should not need more than one channel.
3024 widget_binding_.Close();
3025 widget_binding_.Bind(std::move(request));
3026}
3027
Ken Buchanan94c0beb62018-06-22 19:56:243028void RenderWidget::SetMouseCapture(bool capture) {
3029 if (mojom::WidgetInputHandlerHost* host =
3030 widget_input_handler_manager_->GetWidgetInputHandlerHost()) {
3031 host->SetMouseCapture(capture);
3032 }
3033}
3034
Fady Samuelca9ecb72018-05-05 05:59:273035bool RenderWidget::IsSurfaceSynchronizationEnabled() const {
danakja6c10012018-07-06 14:25:363036 return layer_tree_view_ &&
3037 layer_tree_view_->IsSurfaceSynchronizationEnabled();
Fady Samuelca9ecb72018-05-05 05:59:273038}
3039
Khushal3e96e662017-10-30 23:16:503040void RenderWidget::UpdateURLForCompositorUkm() {
danakja6c10012018-07-06 14:25:363041 DCHECK(layer_tree_view_);
Ehsan Karamad655d7b8a2018-01-12 18:38:383042 blink::WebFrameWidget* frame_widget = GetFrameWidget();
3043 if (!frame_widget)
Khushal3e96e662017-10-30 23:16:503044 return;
3045
Ehsan Karamad655d7b8a2018-01-12 18:38:383046 auto* render_frame = RenderFrameImpl::FromWebFrame(frame_widget->LocalRoot());
Khushal3e96e662017-10-30 23:16:503047 if (!render_frame->IsMainFrame())
3048 return;
3049
danakja6c10012018-07-06 14:25:363050 layer_tree_view_->SetURLForUkm(
3051 render_frame->GetWebFrame()->GetDocument().Url());
Khushal3e96e662017-10-30 23:16:503052}
3053
EhsanK955ba582017-11-30 21:14:403054blink::WebLocalFrame* RenderWidget::GetFocusedWebLocalFrameInWidget() const {
Ehsan Karamad655d7b8a2018-01-12 18:38:383055 if (auto* frame_widget = GetFrameWidget())
3056 return frame_widget->FocusedWebLocalFrameInWidget();
3057 return nullptr;
EhsanK955ba582017-11-30 21:14:403058}
3059
EhsanK22d482e2017-08-10 17:29:493060#if BUILDFLAG(ENABLE_PLUGINS)
3061PepperPluginInstanceImpl* RenderWidget::GetFocusedPepperPluginInsideWidget() {
Ehsan Karamad655d7b8a2018-01-12 18:38:383062 blink::WebFrameWidget* frame_widget = GetFrameWidget();
3063 if (!frame_widget)
EhsanK22d482e2017-08-10 17:29:493064 return nullptr;
3065
3066 // Focused pepper instance might not always be in the focused frame. For
3067 // instance if a pepper instance and its embedder frame are focused an then
3068 // another frame takes focus using javascript, the embedder frame will no
3069 // longer be focused while the pepper instance is (the embedder frame's
3070 // |focused_pepper_plugin_| is not nullptr). Especially, if the pepper plugin
3071 // is fullscreen, clicking into the pepper will not refocus the embedder
3072 // frame. This is why we have to traverse the whole frame tree to find the
3073 // focused plugin.
Ehsan Karamad655d7b8a2018-01-12 18:38:383074 blink::WebFrame* current_frame = frame_widget->LocalRoot();
EhsanK22d482e2017-08-10 17:29:493075 while (current_frame) {
3076 RenderFrameImpl* render_frame =
3077 current_frame->IsWebLocalFrame()
3078 ? RenderFrameImpl::FromWebFrame(current_frame)
3079 : nullptr;
3080 if (render_frame && render_frame->focused_pepper_plugin())
3081 return render_frame->focused_pepper_plugin();
3082 current_frame = current_frame->TraverseNext();
3083 }
3084 return nullptr;
3085}
3086#endif
3087
Ken Buchananb2c9e262018-03-10 16:53:313088gfx::Rect RenderWidget::ViewportVisibleRect() {
3089 return for_oopif_ ? compositor_visible_rect_
3090 : gfx::Rect(compositor_viewport_pixel_size_);
3091}
3092
Saman Sami50d1e0c2018-03-13 20:03:493093base::WeakPtr<RenderWidget> RenderWidget::AsWeakPtr() {
3094 return weak_ptr_factory_.GetWeakPtr();
3095}
3096
[email protected]e9ff79c2012-10-19 21:31:263097} // namespace content