| // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "content/renderer/render_widget.h" |
| |
| #include <cmath> |
| #include <limits> |
| #include <memory> |
| #include <utility> |
| |
| #include "base/auto_reset.h" |
| #include "base/base_switches.h" |
| #include "base/bind.h" |
| #include "base/command_line.h" |
| #include "base/feature_list.h" |
| #include "base/logging.h" |
| #include "base/macros.h" |
| #include "base/memory/ptr_util.h" |
| #include "base/memory/singleton.h" |
| #include "base/metrics/histogram_macros.h" |
| #include "base/stl_util.h" |
| #include "base/strings/string_number_conversions.h" |
| #include "base/strings/utf_string_conversions.h" |
| #include "base/sys_info.h" |
| #include "base/threading/thread_task_runner_handle.h" |
| #include "base/trace_event/trace_event.h" |
| #include "build/build_config.h" |
| #include "cc/animation/animation_host.h" |
| #include "cc/base/switches.h" |
| #include "cc/input/touch_action.h" |
| #include "cc/trees/layer_tree_frame_sink.h" |
| #include "cc/trees/layer_tree_host.h" |
| #include "cc/trees/ukm_manager.h" |
| #include "components/viz/common/features.h" |
| #include "components/viz/common/frame_sinks/begin_frame_source.h" |
| #include "components/viz/common/frame_sinks/copy_output_request.h" |
| #include "components/viz/common/switches.h" |
| #include "content/common/content_switches_internal.h" |
| #include "content/common/drag_event_source_info.h" |
| #include "content/common/drag_messages.h" |
| #include "content/common/render_frame_metadata.mojom.h" |
| #include "content/common/render_message_filter.mojom.h" |
| #include "content/common/swapped_out_messages.h" |
| #include "content/common/tab_switching_time_callback.h" |
| #include "content/common/text_input_state.h" |
| #include "content/common/view_messages.h" |
| #include "content/public/common/content_client.h" |
| #include "content/public/common/content_features.h" |
| #include "content/public/common/content_switches.h" |
| #include "content/public/common/context_menu_params.h" |
| #include "content/public/common/drop_data.h" |
| #include "content/public/common/service_names.mojom.h" |
| #include "content/public/common/use_zoom_for_dsf_policy.h" |
| #include "content/public/renderer/content_renderer_client.h" |
| #include "content/renderer/browser_plugin/browser_plugin.h" |
| #include "content/renderer/cursor_utils.h" |
| #include "content/renderer/devtools/render_widget_screen_metrics_emulator.h" |
| #include "content/renderer/drop_data_builder.h" |
| #include "content/renderer/external_popup_menu.h" |
| #include "content/renderer/gpu/frame_swap_message_queue.h" |
| #include "content/renderer/gpu/queue_message_swap_promise.h" |
| #include "content/renderer/gpu/render_widget_compositor.h" |
| #include "content/renderer/ime_event_guard.h" |
| #include "content/renderer/input/main_thread_event_queue.h" |
| #include "content/renderer/input/widget_input_handler_manager.h" |
| #include "content/renderer/pepper/pepper_plugin_instance_impl.h" |
| #include "content/renderer/render_frame_impl.h" |
| #include "content/renderer/render_frame_metadata_observer_impl.h" |
| #include "content/renderer/render_frame_proxy.h" |
| #include "content/renderer/render_process.h" |
| #include "content/renderer/render_thread_impl.h" |
| #include "content/renderer/render_view_impl.h" |
| #include "content/renderer/render_widget_owner_delegate.h" |
| #include "content/renderer/renderer_blink_platform_impl.h" |
| #include "content/renderer/resizing_mode_selector.h" |
| #include "gpu/command_buffer/service/gpu_switches.h" |
| #include "ipc/ipc_message_start.h" |
| #include "ipc/ipc_sync_message.h" |
| #include "ipc/ipc_sync_message_filter.h" |
| #include "media/base/media_switches.h" |
| #include "ppapi/buildflags/buildflags.h" |
| #include "skia/ext/platform_canvas.h" |
| #include "third_party/blink/public/platform/file_path_conversion.h" |
| #include "third_party/blink/public/platform/scheduler/web_render_widget_scheduling_state.h" |
| #include "third_party/blink/public/platform/scheduler/web_thread_scheduler.h" |
| #include "third_party/blink/public/platform/web_cursor_info.h" |
| #include "third_party/blink/public/platform/web_drag_data.h" |
| #include "third_party/blink/public/platform/web_drag_operation.h" |
| #include "third_party/blink/public/platform/web_mouse_event.h" |
| #include "third_party/blink/public/platform/web_point.h" |
| #include "third_party/blink/public/platform/web_rect.h" |
| #include "third_party/blink/public/platform/web_runtime_features.h" |
| #include "third_party/blink/public/platform/web_size.h" |
| #include "third_party/blink/public/platform/web_string.h" |
| #include "third_party/blink/public/web/web_autofill_client.h" |
| #include "third_party/blink/public/web/web_device_emulation_params.h" |
| #include "third_party/blink/public/web/web_frame_widget.h" |
| #include "third_party/blink/public/web/web_input_method_controller.h" |
| #include "third_party/blink/public/web/web_local_frame.h" |
| #include "third_party/blink/public/web/web_node.h" |
| #include "third_party/blink/public/web/web_page_popup.h" |
| #include "third_party/blink/public/web/web_popup_menu_info.h" |
| #include "third_party/blink/public/web/web_range.h" |
| #include "third_party/blink/public/web/web_settings.h" |
| #include "third_party/blink/public/web/web_view.h" |
| #include "third_party/blink/public/web/web_widget.h" |
| #include "third_party/skia/include/core/SkShader.h" |
| #include "ui/base/clipboard/clipboard.h" |
| #include "ui/base/ui_base_features.h" |
| #include "ui/base/ui_base_switches.h" |
| #include "ui/events/base_event_utils.h" |
| #include "ui/gfx/geometry/point_conversions.h" |
| #include "ui/gfx/geometry/rect_conversions.h" |
| #include "ui/gfx/geometry/size_conversions.h" |
| #include "ui/gfx/skia_util.h" |
| #include "ui/gfx/switches.h" |
| #include "ui/gl/gl_switches.h" |
| #include "ui/native_theme/native_theme_features.h" |
| #include "ui/native_theme/overlay_scrollbar_constants_aura.h" |
| #include "ui/surface/transport_dib.h" |
| |
| #if defined(OS_ANDROID) |
| #include <android/keycodes.h> |
| #include "base/time/time.h" |
| #endif |
| |
| #if defined(OS_POSIX) |
| #include "third_party/skia/include/core/SkMallocPixelRef.h" |
| #include "third_party/skia/include/core/SkPixelRef.h" |
| #endif // defined(OS_POSIX) |
| |
| #if defined(USE_AURA) |
| #include "content/renderer/mus/renderer_window_tree_client.h" |
| #endif |
| |
| #if defined(OS_MACOSX) |
| #include "content/renderer/text_input_client_observer.h" |
| #endif |
| |
| using blink::WebImeTextSpan; |
| using blink::WebCursorInfo; |
| using blink::WebDeviceEmulationParams; |
| using blink::WebDragOperation; |
| using blink::WebDragOperationsMask; |
| using blink::WebDragData; |
| using blink::WebFrameWidget; |
| using blink::WebGestureEvent; |
| using blink::WebImage; |
| using blink::WebInputEvent; |
| using blink::WebInputEventResult; |
| using blink::WebInputMethodController; |
| using blink::WebLocalFrame; |
| using blink::WebMouseEvent; |
| using blink::WebMouseWheelEvent; |
| using blink::WebNavigationPolicy; |
| using blink::WebNode; |
| using blink::WebPagePopup; |
| using blink::WebPoint; |
| using blink::WebPopupType; |
| using blink::WebRange; |
| using blink::WebRect; |
| using blink::WebSize; |
| using blink::WebString; |
| using blink::WebTextDirection; |
| using blink::WebTouchEvent; |
| using blink::WebTouchPoint; |
| using blink::WebVector; |
| using blink::WebWidget; |
| |
| namespace content { |
| |
| namespace { |
| |
| const base::Feature kUnpremultiplyAndDitherLowBitDepthTiles = { |
| "UnpremultiplyAndDitherLowBitDepthTiles", base::FEATURE_ENABLED_BY_DEFAULT}; |
| |
| typedef std::map<std::string, ui::TextInputMode> TextInputModeMap; |
| |
| static const int kInvalidNextPreviousFlagsValue = -1; |
| |
| class WebWidgetLockTarget : public content::MouseLockDispatcher::LockTarget { |
| public: |
| explicit WebWidgetLockTarget(blink::WebWidget* webwidget) |
| : webwidget_(webwidget) {} |
| |
| void OnLockMouseACK(bool succeeded) override { |
| if (succeeded) |
| webwidget_->DidAcquirePointerLock(); |
| else |
| webwidget_->DidNotAcquirePointerLock(); |
| } |
| |
| void OnMouseLockLost() override { webwidget_->DidLosePointerLock(); } |
| |
| bool HandleMouseLockedInputEvent(const blink::WebMouseEvent& event) override { |
| // The WebWidget handles mouse lock in Blink's handleInputEvent(). |
| return false; |
| } |
| |
| private: |
| blink::WebWidget* webwidget_; |
| }; |
| |
| bool IsDateTimeInput(ui::TextInputType type) { |
| return type == ui::TEXT_INPUT_TYPE_DATE || |
| type == ui::TEXT_INPUT_TYPE_DATE_TIME || |
| type == ui::TEXT_INPUT_TYPE_DATE_TIME_LOCAL || |
| type == ui::TEXT_INPUT_TYPE_MONTH || |
| type == ui::TEXT_INPUT_TYPE_TIME || type == ui::TEXT_INPUT_TYPE_WEEK; |
| } |
| |
| WebDragData DropMetaDataToWebDragData( |
| const std::vector<DropData::Metadata>& drop_meta_data) { |
| std::vector<WebDragData::Item> item_list; |
| for (const auto& meta_data_item : drop_meta_data) { |
| if (meta_data_item.kind == DropData::Kind::STRING) { |
| WebDragData::Item item; |
| item.storage_type = WebDragData::Item::kStorageTypeString; |
| item.string_type = WebString::FromUTF16(meta_data_item.mime_type); |
| // Have to pass a dummy URL here instead of an empty URL because the |
| // DropData received by browser_plugins goes through a round trip: |
| // DropData::MetaData --> WebDragData-->DropData. In the end, DropData |
| // will contain an empty URL (which means no URL is dragged) if the URL in |
| // WebDragData is empty. |
| if (base::EqualsASCII(meta_data_item.mime_type, |
| ui::Clipboard::kMimeTypeURIList)) { |
| item.string_data = WebString::FromUTF8("about:dragdrop-placeholder"); |
| } |
| item_list.push_back(item); |
| continue; |
| } |
| |
| // TODO(hush): crbug.com/584789. Blink needs to support creating a file with |
| // just the mimetype. This is needed to drag files to WebView on Android |
| // platform. |
| if ((meta_data_item.kind == DropData::Kind::FILENAME) && |
| !meta_data_item.filename.empty()) { |
| WebDragData::Item item; |
| item.storage_type = WebDragData::Item::kStorageTypeFilename; |
| item.filename_data = blink::FilePathToWebString(meta_data_item.filename); |
| item_list.push_back(item); |
| continue; |
| } |
| |
| if (meta_data_item.kind == DropData::Kind::FILESYSTEMFILE) { |
| WebDragData::Item item; |
| item.storage_type = WebDragData::Item::kStorageTypeFileSystemFile; |
| item.file_system_url = meta_data_item.file_system_url; |
| item_list.push_back(item); |
| continue; |
| } |
| } |
| |
| WebDragData result; |
| result.Initialize(); |
| result.SetItems(item_list); |
| return result; |
| } |
| |
| WebDragData DropDataToWebDragData(const DropData& drop_data) { |
| std::vector<WebDragData::Item> item_list; |
| |
| // These fields are currently unused when dragging into WebKit. |
| DCHECK(drop_data.download_metadata.empty()); |
| DCHECK(drop_data.file_contents.empty()); |
| DCHECK(drop_data.file_contents_content_disposition.empty()); |
| |
| if (!drop_data.text.is_null()) { |
| WebDragData::Item item; |
| item.storage_type = WebDragData::Item::kStorageTypeString; |
| item.string_type = WebString::FromUTF8(ui::Clipboard::kMimeTypeText); |
| item.string_data = WebString::FromUTF16(drop_data.text.string()); |
| item_list.push_back(item); |
| } |
| |
| if (!drop_data.url.is_empty()) { |
| WebDragData::Item item; |
| item.storage_type = WebDragData::Item::kStorageTypeString; |
| item.string_type = WebString::FromUTF8(ui::Clipboard::kMimeTypeURIList); |
| item.string_data = WebString::FromUTF8(drop_data.url.spec()); |
| item.title = WebString::FromUTF16(drop_data.url_title); |
| item_list.push_back(item); |
| } |
| |
| if (!drop_data.html.is_null()) { |
| WebDragData::Item item; |
| item.storage_type = WebDragData::Item::kStorageTypeString; |
| item.string_type = WebString::FromUTF8(ui::Clipboard::kMimeTypeHTML); |
| item.string_data = WebString::FromUTF16(drop_data.html.string()); |
| item.base_url = drop_data.html_base_url; |
| item_list.push_back(item); |
| } |
| |
| for (std::vector<ui::FileInfo>::const_iterator it = |
| drop_data.filenames.begin(); |
| it != drop_data.filenames.end(); |
| ++it) { |
| WebDragData::Item item; |
| item.storage_type = WebDragData::Item::kStorageTypeFilename; |
| item.filename_data = blink::FilePathToWebString(it->path); |
| item.display_name_data = |
| blink::FilePathToWebString(base::FilePath(it->display_name)); |
| item_list.push_back(item); |
| } |
| |
| for (std::vector<DropData::FileSystemFileInfo>::const_iterator it = |
| drop_data.file_system_files.begin(); |
| it != drop_data.file_system_files.end(); |
| ++it) { |
| WebDragData::Item item; |
| item.storage_type = WebDragData::Item::kStorageTypeFileSystemFile; |
| item.file_system_url = it->url; |
| item.file_system_file_size = it->size; |
| item.file_system_id = blink::WebString::FromASCII(it->filesystem_id); |
| item_list.push_back(item); |
| } |
| |
| for (const auto& it : drop_data.custom_data) { |
| WebDragData::Item item; |
| item.storage_type = WebDragData::Item::kStorageTypeString; |
| item.string_type = WebString::FromUTF16(it.first); |
| item.string_data = WebString::FromUTF16(it.second); |
| item_list.push_back(item); |
| } |
| |
| WebDragData result; |
| result.Initialize(); |
| result.SetItems(item_list); |
| result.SetFilesystemId(WebString::FromUTF16(drop_data.filesystem_id)); |
| return result; |
| } |
| |
| content::RenderWidget::CreateRenderWidgetFunction g_create_render_widget = |
| nullptr; |
| |
| content::RenderWidget::RenderWidgetInitializedCallback |
| g_render_widget_initialized = nullptr; |
| |
| ui::TextInputType ConvertWebTextInputType(blink::WebTextInputType type) { |
| // Check the type is in the range representable by ui::TextInputType. |
| DCHECK_LE(type, static_cast<int>(ui::TEXT_INPUT_TYPE_MAX)) |
| << "blink::WebTextInputType and ui::TextInputType not synchronized"; |
| return static_cast<ui::TextInputType>(type); |
| } |
| |
| ui::TextInputMode ConvertWebTextInputMode(blink::WebTextInputMode mode) { |
| // Check the mode is in the range representable by ui::TextInputMode. |
| DCHECK_LE(mode, static_cast<int>(ui::TEXT_INPUT_MODE_MAX)) |
| << "blink::WebTextInputMode and ui::TextInputMode not synchronized"; |
| return static_cast<ui::TextInputMode>(mode); |
| } |
| |
| // Returns true if the device scale is high enough that losing subpixel |
| // antialiasing won't have a noticeable effect on text quality. |
| static bool DeviceScaleEnsuresTextQuality(float device_scale_factor) { |
| #if defined(OS_ANDROID) || defined(OS_CHROMEOS) |
| // On Android, we never have subpixel antialiasing. On Chrome OS we prefer to |
| // composite all scrollers so that we get animated overlay scrollbars. |
| return true; |
| #else |
| // 1.5 is a common touchscreen tablet device scale factor. For such |
| // devices main thread antialiasing is a heavy burden. |
| return device_scale_factor >= 1.5f; |
| #endif |
| } |
| |
| static bool PreferCompositingToLCDText(CompositorDependencies* compositor_deps, |
| float device_scale_factor) { |
| const base::CommandLine& command_line = |
| *base::CommandLine::ForCurrentProcess(); |
| if (command_line.HasSwitch(switches::kDisablePreferCompositingToLCDText)) |
| return false; |
| if (command_line.HasSwitch(switches::kEnablePreferCompositingToLCDText)) |
| return true; |
| if (!compositor_deps->IsLcdTextEnabled()) |
| return true; |
| return DeviceScaleEnsuresTextQuality(device_scale_factor); |
| } |
| |
| } // namespace |
| |
| // RenderWidget --------------------------------------------------------------- |
| |
| RenderWidget::RenderWidget( |
| int32_t widget_routing_id, |
| CompositorDependencies* compositor_deps, |
| blink::WebPopupType popup_type, |
| const ScreenInfo& screen_info, |
| bool swapped_out, |
| bool hidden, |
| bool never_visible, |
| scoped_refptr<base::SingleThreadTaskRunner> task_runner, |
| mojom::WidgetRequest widget_request) |
| : routing_id_(widget_routing_id), |
| compositor_deps_(compositor_deps), |
| webwidget_internal_(nullptr), |
| owner_delegate_(nullptr), |
| auto_resize_mode_(false), |
| did_show_(false), |
| is_hidden_(hidden), |
| compositor_never_visible_(never_visible), |
| is_fullscreen_granted_(false), |
| display_mode_(blink::kWebDisplayModeUndefined), |
| ime_event_guard_(nullptr), |
| closing_(false), |
| host_closing_(false), |
| is_swapped_out_(swapped_out), |
| text_input_type_(ui::TEXT_INPUT_TYPE_NONE), |
| text_input_mode_(ui::TEXT_INPUT_MODE_DEFAULT), |
| text_input_flags_(0), |
| next_previous_flags_(kInvalidNextPreviousFlagsValue), |
| can_compose_inline_(true), |
| composition_range_(gfx::Range::InvalidRange()), |
| popup_type_(popup_type), |
| pending_window_rect_count_(0), |
| screen_info_(screen_info), |
| monitor_composition_info_(false), |
| popup_origin_scale_for_emulation_(0.f), |
| frame_swap_message_queue_(new FrameSwapMessageQueue(routing_id_)), |
| resizing_mode_selector_(new ResizingModeSelector()), |
| has_host_context_menu_location_(false), |
| has_focus_(false), |
| for_oopif_(false), |
| #if defined(OS_MACOSX) |
| text_input_client_observer_(new TextInputClientObserver(this)), |
| #endif |
| first_update_visual_state_after_hidden_(false), |
| was_shown_time_(base::TimeTicks::Now()), |
| current_content_source_id_(0), |
| widget_binding_(this, std::move(widget_request)), |
| task_runner_(task_runner), |
| weak_ptr_factory_(this) { |
| DCHECK_NE(routing_id_, MSG_ROUTING_NONE); |
| if (!swapped_out) |
| RenderProcess::current()->AddRefProcess(); |
| DCHECK(RenderThread::Get()); |
| |
| // In tests there may not be a RenderThreadImpl. |
| if (RenderThreadImpl::current()) { |
| render_widget_scheduling_state_ = RenderThreadImpl::current() |
| ->GetWebMainThreadScheduler() |
| ->NewRenderWidgetSchedulingState(); |
| render_widget_scheduling_state_->SetHidden(is_hidden_); |
| } |
| #if defined(USE_AURA) |
| RendererWindowTreeClient::CreateIfNecessary(routing_id_); |
| if (!features::IsAshInBrowserProcess()) |
| RendererWindowTreeClient::Get(routing_id_)->SetVisible(!is_hidden_); |
| #endif |
| } |
| |
| RenderWidget::~RenderWidget() { |
| DCHECK(!webwidget_internal_) << "Leaking our WebWidget!"; |
| |
| if (input_event_queue_) |
| input_event_queue_->ClearClient(); |
| |
| // If we are swapped out, we have released already. |
| if (!is_swapped_out_ && RenderProcess::current()) |
| RenderProcess::current()->ReleaseProcess(); |
| #if defined(USE_AURA) |
| // It is possible for a RenderWidget to be destroyed before it was embedded |
| // in a mus window. The RendererWindowTreeClient will leak in such cases. So |
| // explicitly delete it here. |
| RendererWindowTreeClient::Destroy(routing_id_); |
| #endif |
| } |
| |
| // static |
| void RenderWidget::InstallCreateHook( |
| CreateRenderWidgetFunction create_render_widget, |
| RenderWidgetInitializedCallback render_widget_initialized) { |
| CHECK(!g_create_render_widget && !g_render_widget_initialized); |
| g_create_render_widget = create_render_widget; |
| g_render_widget_initialized = render_widget_initialized; |
| } |
| |
| // static |
| RenderWidget* RenderWidget::CreateForPopup( |
| RenderViewImpl* opener, |
| CompositorDependencies* compositor_deps, |
| blink::WebPopupType popup_type, |
| const ScreenInfo& screen_info, |
| scoped_refptr<base::SingleThreadTaskRunner> task_runner) { |
| mojom::WidgetPtr widget_channel; |
| mojom::WidgetRequest widget_channel_request = |
| mojo::MakeRequest(&widget_channel); |
| |
| // Do a synchronous IPC to obtain a routing ID. |
| int32_t routing_id = MSG_ROUTING_NONE; |
| if (!RenderThreadImpl::current_render_message_filter()->CreateNewWidget( |
| opener->GetRoutingID(), popup_type, std::move(widget_channel), |
| &routing_id)) { |
| return nullptr; |
| } |
| |
| scoped_refptr<RenderWidget> widget(new RenderWidget( |
| routing_id, compositor_deps, popup_type, screen_info, false, false, false, |
| task_runner, std::move(widget_channel_request))); |
| ShowCallback opener_callback = |
| base::Bind(&RenderViewImpl::ShowCreatedPopupWidget, opener->GetWeakPtr()); |
| widget->Init(std::move(opener_callback), |
| RenderWidget::CreateWebWidget(widget.get())); |
| DCHECK(!widget->HasOneRef()); // RenderWidget::Init() adds a reference. |
| return widget.get(); |
| } |
| |
| // static |
| RenderWidget* RenderWidget::CreateForFrame( |
| int widget_routing_id, |
| bool hidden, |
| const ScreenInfo& screen_info, |
| CompositorDependencies* compositor_deps, |
| blink::WebLocalFrame* frame) { |
| CHECK_NE(widget_routing_id, MSG_ROUTING_NONE); |
| // TODO(avi): Before RenderViewImpl has-a RenderWidget, the browser passes the |
| // same routing ID for both the view routing ID and the main frame widget |
| // routing ID. https://crbug.com/545684 |
| RenderViewImpl* view = RenderViewImpl::FromRoutingID(widget_routing_id); |
| if (view) { |
| view->AttachWebFrameWidget( |
| RenderWidget::CreateWebFrameWidget(view->GetWidget(), frame)); |
| view->GetWidget()->UpdateWebViewWithDeviceScaleFactor(); |
| return view->GetWidget(); |
| } |
| scoped_refptr<base::SingleThreadTaskRunner> task_runner = |
| frame->GetTaskRunner(blink::TaskType::kInternalDefault); |
| scoped_refptr<RenderWidget> widget( |
| g_create_render_widget |
| ? g_create_render_widget(widget_routing_id, compositor_deps, |
| blink::kWebPopupTypeNone, screen_info, false, |
| hidden, false) |
| : new RenderWidget(widget_routing_id, compositor_deps, |
| blink::kWebPopupTypeNone, screen_info, false, |
| hidden, false, task_runner)); |
| widget->for_oopif_ = true; |
| // Init increments the reference count on |widget|, keeping it alive after |
| // this function returns. |
| widget->Init(RenderWidget::ShowCallback(), |
| RenderWidget::CreateWebFrameWidget(widget.get(), frame)); |
| widget->UpdateWebViewWithDeviceScaleFactor(); |
| |
| if (g_render_widget_initialized) |
| g_render_widget_initialized(widget.get()); |
| return widget.get(); |
| } |
| |
| // static |
| blink::WebFrameWidget* RenderWidget::CreateWebFrameWidget( |
| RenderWidget* render_widget, |
| blink::WebLocalFrame* frame) { |
| return blink::WebFrameWidget::Create(render_widget, frame); |
| } |
| |
| // static |
| blink::WebWidget* RenderWidget::CreateWebWidget(RenderWidget* render_widget) { |
| switch (render_widget->popup_type_) { |
| case blink::kWebPopupTypeNone: // Nothing to create. |
| break; |
| case blink::kWebPopupTypePage: |
| return WebPagePopup::Create(render_widget); |
| default: |
| NOTREACHED(); |
| } |
| return nullptr; |
| } |
| |
| void RenderWidget::CloseForFrame() { |
| OnClose(); |
| } |
| |
| void RenderWidget::SetSwappedOut(bool is_swapped_out) { |
| // We should only toggle between states. |
| DCHECK(is_swapped_out_ != is_swapped_out); |
| is_swapped_out_ = is_swapped_out; |
| |
| // If we are swapping out, we will call ReleaseProcess, allowing the process |
| // to exit if all of its RenderViews are swapped out. We wait until the |
| // WasSwappedOut call to do this, to allow the unload handler to finish. |
| // If we are swapping in, we call AddRefProcess to prevent the process from |
| // exiting. |
| if (!is_swapped_out_) |
| RenderProcess::current()->AddRefProcess(); |
| } |
| |
| void RenderWidget::Init(const ShowCallback& show_callback, |
| WebWidget* web_widget) { |
| DCHECK(!webwidget_internal_); |
| DCHECK_NE(routing_id_, MSG_ROUTING_NONE); |
| |
| input_handler_ = std::make_unique<RenderWidgetInputHandler>(this, this); |
| |
| RenderThreadImpl* render_thread_impl = RenderThreadImpl::current(); |
| |
| blink::scheduler::WebThreadScheduler* compositor_thread_scheduler = |
| blink::scheduler::WebThreadScheduler::CompositorThreadScheduler(); |
| |
| widget_input_handler_manager_ = WidgetInputHandlerManager::Create( |
| weak_ptr_factory_.GetWeakPtr(), |
| compositor_thread_scheduler && compositor_ |
| ? compositor_thread_scheduler->InputTaskRunner() |
| : nullptr, |
| render_thread_impl ? render_thread_impl->GetWebMainThreadScheduler() |
| : nullptr); |
| |
| show_callback_ = show_callback; |
| |
| webwidget_internal_ = web_widget; |
| webwidget_mouse_lock_target_.reset( |
| new WebWidgetLockTarget(webwidget_internal_)); |
| mouse_lock_dispatcher_.reset(new RenderWidgetMouseLockDispatcher(this)); |
| |
| RenderThread::Get()->AddRoute(routing_id_, this); |
| // Take a reference on behalf of the RenderThread. This will be balanced |
| // when we receive ViewMsg_Close. |
| AddRef(); |
| if (RenderThreadImpl::current()) { |
| RenderThreadImpl::current()->WidgetCreated(); |
| if (is_hidden_) |
| RenderThreadImpl::current()->WidgetHidden(); |
| } |
| } |
| |
| void RenderWidget::WasSwappedOut() { |
| // If we have been swapped out and no one else is using this process, |
| // it's safe to exit now. |
| CHECK(is_swapped_out_); |
| RenderProcess::current()->ReleaseProcess(); |
| } |
| |
| void RenderWidget::SetPopupOriginAdjustmentsForEmulation( |
| RenderWidgetScreenMetricsEmulator* emulator) { |
| popup_origin_scale_for_emulation_ = emulator->scale(); |
| popup_view_origin_for_emulation_ = emulator->applied_widget_rect().origin(); |
| popup_screen_origin_for_emulation_ = |
| emulator->original_screen_rect().origin(); |
| UpdateSurfaceAndScreenInfo(local_surface_id_from_parent_, |
| compositor_viewport_pixel_size_, |
| emulator->original_screen_info()); |
| } |
| |
| gfx::Rect RenderWidget::AdjustValidationMessageAnchor(const gfx::Rect& anchor) { |
| if (screen_metrics_emulator_) |
| return screen_metrics_emulator_->AdjustValidationMessageAnchor(anchor); |
| return anchor; |
| } |
| |
| #if BUILDFLAG(USE_EXTERNAL_POPUP_MENU) |
| void RenderWidget::SetExternalPopupOriginAdjustmentsForEmulation( |
| ExternalPopupMenu* popup, |
| RenderWidgetScreenMetricsEmulator* emulator) { |
| popup->SetOriginScaleForEmulation(emulator->scale()); |
| } |
| #endif |
| |
| void RenderWidget::OnShowHostContextMenu(ContextMenuParams* params) { |
| if (screen_metrics_emulator_) |
| screen_metrics_emulator_->OnShowContextMenu(params); |
| } |
| |
| bool RenderWidget::OnMessageReceived(const IPC::Message& message) { |
| #if defined(OS_MACOSX) |
| if (IPC_MESSAGE_CLASS(message) == TextInputClientMsgStart) |
| return text_input_client_observer_->OnMessageReceived(message); |
| #endif |
| if (mouse_lock_dispatcher_ && |
| mouse_lock_dispatcher_->OnMessageReceived(message)) |
| return true; |
| |
| bool handled = true; |
| IPC_BEGIN_MESSAGE_MAP(RenderWidget, message) |
| IPC_MESSAGE_HANDLER(ViewMsg_ShowContextMenu, OnShowContextMenu) |
| IPC_MESSAGE_HANDLER(ViewMsg_Close, OnClose) |
| IPC_MESSAGE_HANDLER(ViewMsg_SynchronizeVisualProperties, |
| OnSynchronizeVisualProperties) |
| IPC_MESSAGE_HANDLER(ViewMsg_EnableDeviceEmulation, |
| OnEnableDeviceEmulation) |
| IPC_MESSAGE_HANDLER(ViewMsg_DisableDeviceEmulation, |
| OnDisableDeviceEmulation) |
| IPC_MESSAGE_HANDLER(ViewMsg_WasHidden, OnWasHidden) |
| IPC_MESSAGE_HANDLER(ViewMsg_WasShown, OnWasShown) |
| IPC_MESSAGE_HANDLER(ViewMsg_SetTextDirection, OnSetTextDirection) |
| IPC_MESSAGE_HANDLER(ViewMsg_SetBounds_ACK, OnRequestSetBoundsAck) |
| IPC_MESSAGE_HANDLER(ViewMsg_UpdateScreenRects, OnUpdateScreenRects) |
| IPC_MESSAGE_HANDLER(ViewMsg_SetViewportIntersection, |
| OnSetViewportIntersection) |
| IPC_MESSAGE_HANDLER(ViewMsg_SetIsInert, OnSetIsInert) |
| IPC_MESSAGE_HANDLER(ViewMsg_SetInheritedEffectiveTouchAction, |
| OnSetInheritedEffectiveTouchAction) |
| IPC_MESSAGE_HANDLER(ViewMsg_UpdateRenderThrottlingStatus, |
| OnUpdateRenderThrottlingStatus) |
| IPC_MESSAGE_HANDLER(ViewMsg_WaitForNextFrameForTests, |
| OnWaitNextFrameForTests) |
| IPC_MESSAGE_HANDLER(DragMsg_TargetDragEnter, OnDragTargetDragEnter) |
| IPC_MESSAGE_HANDLER(DragMsg_TargetDragOver, OnDragTargetDragOver) |
| IPC_MESSAGE_HANDLER(DragMsg_TargetDragLeave, OnDragTargetDragLeave) |
| IPC_MESSAGE_HANDLER(DragMsg_TargetDrop, OnDragTargetDrop) |
| IPC_MESSAGE_HANDLER(DragMsg_SourceEnded, OnDragSourceEnded) |
| IPC_MESSAGE_HANDLER(DragMsg_SourceSystemDragEnded, |
| OnDragSourceSystemDragEnded) |
| IPC_MESSAGE_UNHANDLED(handled = false) |
| IPC_END_MESSAGE_MAP() |
| return handled; |
| } |
| |
| bool RenderWidget::Send(IPC::Message* message) { |
| // Don't send any messages after the browser has told us to close, and filter |
| // most outgoing messages while swapped out. |
| if ((is_swapped_out_ && |
| !SwappedOutMessages::CanSendWhileSwappedOut(message)) || |
| closing_) { |
| delete message; |
| return false; |
| } |
| |
| // If given a messsage without a routing ID, then assign our routing ID. |
| if (message->routing_id() == MSG_ROUTING_NONE) |
| message->set_routing_id(routing_id_); |
| |
| return RenderThread::Get()->Send(message); |
| } |
| |
| void RenderWidget::SendOrCrash(IPC::Message* message) { |
| bool result = Send(message); |
| CHECK(closing_ || result) << "Failed to send message"; |
| } |
| |
| bool RenderWidget::ShouldHandleImeEvents() const { |
| // TODO(ekaramad): We track page focus in all RenderViews on the page but the |
| // RenderWidgets corresponding to OOPIFs do not get the update. For now, this |
| // method returns true when the RenderWidget is for an OOPIF, i.e., IME events |
| // will be processed regardless of page focus. We should revisit this after |
| // page focus for OOPIFs has been fully resolved (https://crbug.com/689777). |
| return GetWebWidget() && GetWebWidget()->IsWebFrameWidget() && |
| (has_focus_ || for_oopif_); |
| } |
| |
| void RenderWidget::SetWindowRectSynchronously( |
| const gfx::Rect& new_window_rect) { |
| VisualProperties visual_properties; |
| visual_properties.screen_info = screen_info_; |
| visual_properties.new_size = new_window_rect.size(); |
| visual_properties.compositor_viewport_pixel_size = gfx::ScaleToCeiledSize( |
| new_window_rect.size(), GetWebScreenInfo().device_scale_factor); |
| visual_properties.visible_viewport_size = new_window_rect.size(); |
| visual_properties.is_fullscreen_granted = is_fullscreen_granted_; |
| visual_properties.display_mode = display_mode_; |
| visual_properties.local_surface_id = local_surface_id_from_parent_; |
| // We are resizing the window from the renderer, so allocate a new |
| // viz::LocalSurfaceId to avoid surface invariants violations in tests. |
| if (compositor_) |
| compositor_->RequestNewLocalSurfaceId(); |
| SynchronizeVisualProperties(visual_properties); |
| |
| view_screen_rect_ = new_window_rect; |
| window_screen_rect_ = new_window_rect; |
| if (!did_show_) |
| initial_rect_ = new_window_rect; |
| } |
| |
| void RenderWidget::OnClose() { |
| DCHECK(content::RenderThread::Get()); |
| if (closing_) |
| return; |
| NotifyOnClose(); |
| closing_ = true; |
| |
| // Browser correspondence is no longer needed at this point. |
| if (routing_id_ != MSG_ROUTING_NONE) { |
| RenderThread::Get()->RemoveRoute(routing_id_); |
| SetHidden(false); |
| if (RenderThreadImpl::current()) |
| RenderThreadImpl::current()->WidgetDestroyed(); |
| } |
| |
| if (for_oopif_) { |
| // Widgets for frames may be created and closed at any time while the frame |
| // is alive. However, WebWidget must be closed synchronously because frame |
| // widgets and frames hold pointers to each other. The deferred call to |
| // Close() will complete cleanup and release |this|, but CloseWebWidget() |
| // prevents Close() from attempting to access members of an |
| // already-deleted frame. |
| CloseWebWidget(); |
| } |
| // If there is a Send call on the stack, then it could be dangerous to close |
| // now. Post a task that only gets invoked when there are no nested message |
| // loops. |
| task_runner_->PostNonNestableTask(FROM_HERE, |
| base::BindOnce(&RenderWidget::Close, this)); |
| |
| // Balances the AddRef taken when we called AddRoute. |
| Release(); |
| } |
| |
| void RenderWidget::OnSynchronizeVisualProperties( |
| const VisualProperties& params) { |
| gfx::Size old_visible_viewport_size = visible_viewport_size_; |
| |
| if (resizing_mode_selector_->ShouldAbortOnResize(this, params)) { |
| return; |
| } |
| |
| if (screen_metrics_emulator_) { |
| screen_metrics_emulator_->OnSynchronizeVisualProperties(params); |
| return; |
| } |
| |
| SynchronizeVisualProperties(params); |
| |
| if (old_visible_viewport_size != visible_viewport_size_) { |
| for (auto& render_frame : render_frames_) |
| render_frame.DidChangeVisibleViewport(); |
| } |
| } |
| |
| void RenderWidget::OnEnableDeviceEmulation( |
| const blink::WebDeviceEmulationParams& params) { |
| if (!screen_metrics_emulator_) { |
| VisualProperties visual_properties; |
| visual_properties.screen_info = screen_info_; |
| visual_properties.new_size = size_; |
| visual_properties.compositor_viewport_pixel_size = |
| compositor_viewport_pixel_size_; |
| visual_properties.local_surface_id = local_surface_id_from_parent_; |
| visual_properties.visible_viewport_size = visible_viewport_size_; |
| visual_properties.is_fullscreen_granted = is_fullscreen_granted_; |
| visual_properties.display_mode = display_mode_; |
| screen_metrics_emulator_.reset(new RenderWidgetScreenMetricsEmulator( |
| this, params, visual_properties, view_screen_rect_, |
| window_screen_rect_)); |
| screen_metrics_emulator_->Apply(); |
| } else { |
| screen_metrics_emulator_->ChangeEmulationParams(params); |
| } |
| } |
| |
| void RenderWidget::OnDisableDeviceEmulation() { |
| screen_metrics_emulator_.reset(); |
| } |
| |
| void RenderWidget::OnWasHidden() { |
| TRACE_EVENT0("renderer", "RenderWidget::OnWasHidden"); |
| // Go into a mode where we stop generating paint and scrolling events. |
| SetHidden(true); |
| for (auto& observer : render_frames_) |
| observer.WasHidden(); |
| } |
| |
| void RenderWidget::OnWasShown(bool needs_repainting, |
| base::TimeTicks show_request_timestamp) { |
| TRACE_EVENT0("renderer", "RenderWidget::OnWasShown"); |
| // During shutdown we can just ignore this message. |
| if (!GetWebWidget()) |
| return; |
| |
| was_shown_time_ = base::TimeTicks::Now(); |
| // See OnWasHidden |
| SetHidden(false); |
| for (auto& observer : render_frames_) |
| observer.WasShown(); |
| |
| if (!needs_repainting) |
| return; |
| |
| if (compositor_ && !show_request_timestamp.is_null()) { |
| compositor_->layer_tree_host()->RequestPresentationTimeForNextFrame( |
| CreateTabSwitchingTimeRecorder(show_request_timestamp)); |
| } |
| } |
| |
| void RenderWidget::OnRequestSetBoundsAck() { |
| DCHECK(pending_window_rect_count_); |
| pending_window_rect_count_--; |
| } |
| |
| GURL RenderWidget::GetURLForGraphicsContext3D() { |
| return GURL(); |
| } |
| |
| viz::FrameSinkId RenderWidget::GetFrameSinkIdAtPoint(const gfx::Point& point) { |
| return input_handler_->GetFrameSinkIdAtPoint(point); |
| } |
| |
| void RenderWidget::HandleInputEvent( |
| const blink::WebCoalescedInputEvent& input_event, |
| const ui::LatencyInfo& latency_info, |
| HandledEventCallback callback) { |
| input_handler_->HandleInputEvent(input_event, latency_info, |
| std::move(callback)); |
| } |
| |
| scoped_refptr<MainThreadEventQueue> RenderWidget::GetInputEventQueue() { |
| return input_event_queue_; |
| } |
| |
| void RenderWidget::OnCursorVisibilityChange(bool is_visible) { |
| if (GetWebWidget()) |
| GetWebWidget()->SetCursorVisibilityState(is_visible); |
| } |
| |
| void RenderWidget::OnMouseCaptureLost() { |
| if (GetWebWidget()) |
| GetWebWidget()->MouseCaptureLost(); |
| } |
| |
| void RenderWidget::OnSetEditCommandsForNextKeyEvent( |
| const EditCommands& edit_commands) { |
| edit_commands_ = edit_commands; |
| } |
| |
| void RenderWidget::OnSetFocus(bool enable) { |
| has_focus_ = enable; |
| |
| if (GetWebWidget()) |
| GetWebWidget()->SetFocus(enable); |
| |
| for (auto& observer : render_frames_) |
| observer.RenderWidgetSetFocus(enable); |
| } |
| |
| void RenderWidget::SetNeedsMainFrame() { |
| RenderWidgetCompositor* rwc = compositor(); |
| if (!rwc) |
| return; |
| rwc->SetNeedsBeginFrame(); |
| } |
| |
| /////////////////////////////////////////////////////////////////////////////// |
| // RenderWidgetCompositorDelegate |
| |
| void RenderWidget::ApplyViewportDeltas( |
| const gfx::Vector2dF& inner_delta, |
| const gfx::Vector2dF& outer_delta, |
| const gfx::Vector2dF& elastic_overscroll_delta, |
| float page_scale, |
| float top_controls_delta) { |
| if (!GetWebWidget()) |
| return; |
| GetWebWidget()->ApplyViewportDeltas(inner_delta, outer_delta, |
| elastic_overscroll_delta, page_scale, |
| top_controls_delta); |
| } |
| |
| void RenderWidget::RecordWheelAndTouchScrollingCount( |
| bool has_scrolled_by_wheel, |
| bool has_scrolled_by_touch) { |
| if (!GetWebWidget()) |
| return; |
| GetWebWidget()->RecordWheelAndTouchScrollingCount(has_scrolled_by_wheel, |
| has_scrolled_by_touch); |
| } |
| |
| void RenderWidget::BeginMainFrame(base::TimeTicks frame_time) { |
| if (!GetWebWidget()) |
| return; |
| if (input_event_queue_) |
| input_event_queue_->DispatchRafAlignedInput(frame_time); |
| |
| GetWebWidget()->BeginFrame(frame_time); |
| } |
| |
| void RenderWidget::RequestNewLayerTreeFrameSink( |
| const LayerTreeFrameSinkCallback& callback) { |
| DCHECK(GetWebWidget()); |
| // For widgets that are never visible, we don't start the compositor, so we |
| // never get a request for a cc::LayerTreeFrameSink. |
| DCHECK(!compositor_never_visible_); |
| |
| // TODO(jonross): have this generated by the LayerTreeFrameSink itself, which |
| // would then handle binding. |
| mojom::RenderFrameMetadataObserverPtr ptr; |
| mojom::RenderFrameMetadataObserverRequest request = mojo::MakeRequest(&ptr); |
| mojom::RenderFrameMetadataObserverClientPtrInfo client_info; |
| mojom::RenderFrameMetadataObserverClientRequest client_request = |
| mojo::MakeRequest(&client_info); |
| auto render_frame_metadata_observer = |
| std::make_unique<RenderFrameMetadataObserverImpl>(std::move(request), |
| std::move(client_info)); |
| compositor_->SetRenderFrameObserver( |
| std::move(render_frame_metadata_observer)); |
| RenderThreadImpl::current()->RequestNewLayerTreeFrameSink( |
| routing_id_, frame_swap_message_queue_, GetURLForGraphicsContext3D(), |
| callback, std::move(client_request), std::move(ptr)); |
| } |
| |
| void RenderWidget::DidCommitAndDrawCompositorFrame() { |
| // NOTE: Tests may break if this event is renamed or moved. See |
| // tab_capture_performancetest.cc. |
| TRACE_EVENT0("gpu", "RenderWidget::DidCommitAndDrawCompositorFrame"); |
| |
| for (auto& observer : render_frames_) |
| observer.DidCommitAndDrawCompositorFrame(); |
| |
| // Notify subclasses that we initiated the paint operation. |
| DidInitiatePaint(); |
| } |
| |
| void RenderWidget::DidCommitCompositorFrame() { |
| } |
| |
| void RenderWidget::DidCompletePageScaleAnimation() {} |
| |
| void RenderWidget::DidReceiveCompositorFrameAck() { |
| } |
| |
| bool RenderWidget::IsClosing() const { |
| return host_closing_; |
| } |
| |
| void RenderWidget::RequestScheduleAnimation() { |
| ScheduleAnimation(); |
| } |
| |
| void RenderWidget::UpdateVisualState(VisualStateUpdate requested_update) { |
| if (!GetWebWidget()) |
| return; |
| |
| bool pre_paint_only = requested_update == VisualStateUpdate::kPrePaint; |
| WebWidget::LifecycleUpdate lifecycle_update = |
| pre_paint_only ? WebWidget::LifecycleUpdate::kPrePaint |
| : WebWidget::LifecycleUpdate::kAll; |
| |
| GetWebWidget()->UpdateLifecycle(lifecycle_update); |
| GetWebWidget()->SetSuppressFrameRequestsWorkaroundFor704763Only(false); |
| |
| if (first_update_visual_state_after_hidden_ && !pre_paint_only) { |
| RecordTimeToFirstActivePaint(); |
| first_update_visual_state_after_hidden_ = false; |
| } |
| } |
| |
| void RenderWidget::RecordTimeToFirstActivePaint() { |
| RenderThreadImpl* render_thread_impl = RenderThreadImpl::current(); |
| base::TimeDelta sample = base::TimeTicks::Now() - was_shown_time_; |
| if (render_thread_impl->NeedsToRecordFirstActivePaint(TTFAP_AFTER_PURGED)) { |
| UMA_HISTOGRAM_TIMES("PurgeAndSuspend.Experimental.TimeToFirstActivePaint", |
| sample); |
| } |
| if (render_thread_impl->NeedsToRecordFirstActivePaint( |
| TTFAP_5MIN_AFTER_BACKGROUNDED)) { |
| UMA_HISTOGRAM_TIMES( |
| "PurgeAndSuspend.Experimental.TimeToFirstActivePaint." |
| "AfterBackgrounded.5min", |
| sample); |
| } |
| } |
| |
| void RenderWidget::WillBeginCompositorFrame() { |
| TRACE_EVENT0("gpu", "RenderWidget::willBeginCompositorFrame"); |
| |
| if (!GetWebWidget()) |
| return; |
| |
| GetWebWidget()->SetSuppressFrameRequestsWorkaroundFor704763Only(true); |
| |
| // The UpdateTextInputState can result in further layout and possibly |
| // enable GPU acceleration so they need to be called before any painting |
| // is done. |
| UpdateTextInputState(); |
| UpdateSelectionBounds(); |
| |
| for (auto& observer : render_frame_proxies_) |
| observer.WillBeginCompositorFrame(); |
| } |
| |
| std::unique_ptr<cc::SwapPromise> RenderWidget::RequestCopyOfOutputForLayoutTest( |
| std::unique_ptr<viz::CopyOutputRequest> request) { |
| return RenderThreadImpl::current()->RequestCopyOfOutputForLayoutTest( |
| routing_id_, std::move(request)); |
| } |
| |
| /////////////////////////////////////////////////////////////////////////////// |
| // RenderWidgetInputHandlerDelegate |
| |
| void RenderWidget::FocusChangeComplete() { |
| blink::WebFrameWidget* frame_widget = GetFrameWidget(); |
| if (!frame_widget) |
| return; |
| |
| blink::WebLocalFrame* focused = |
| frame_widget->LocalRoot()->View()->FocusedFrame(); |
| |
| if (focused && focused->AutofillClient()) |
| focused->AutofillClient()->DidCompleteFocusChangeInFrame(); |
| } |
| |
| void RenderWidget::ObserveGestureEventAndResult( |
| const blink::WebGestureEvent& gesture_event, |
| const gfx::Vector2dF& unused_delta, |
| const cc::OverscrollBehavior& overscroll_behavior, |
| bool event_processed) { |
| if (!compositor_deps_->IsElasticOverscrollEnabled()) |
| return; |
| |
| cc::InputHandlerScrollResult scroll_result; |
| scroll_result.did_scroll = event_processed; |
| scroll_result.did_overscroll_root = !unused_delta.IsZero(); |
| scroll_result.unused_scroll_delta = unused_delta; |
| scroll_result.overscroll_behavior = overscroll_behavior; |
| |
| widget_input_handler_manager_->ObserveGestureEventOnMainThread(gesture_event, |
| scroll_result); |
| } |
| |
| void RenderWidget::OnDidHandleKeyEvent() { |
| ClearEditCommands(); |
| } |
| |
| void RenderWidget::SetEditCommandForNextKeyEvent(const std::string& name, |
| const std::string& value) { |
| ClearEditCommands(); |
| edit_commands_.emplace_back(name, value); |
| } |
| |
| void RenderWidget::ClearEditCommands() { |
| edit_commands_.clear(); |
| } |
| |
| void RenderWidget::OnDidOverscroll(const ui::DidOverscrollParams& params) { |
| if (mojom::WidgetInputHandlerHost* host = |
| widget_input_handler_manager_->GetWidgetInputHandlerHost()) { |
| host->DidOverscroll(params); |
| } |
| } |
| |
| void RenderWidget::SetInputHandler(RenderWidgetInputHandler* input_handler) { |
| // Nothing to do here. RenderWidget created the |input_handler| and will take |
| // ownership of it. We just verify here that we don't already have an input |
| // handler. |
| DCHECK(!input_handler_); |
| } |
| |
| void RenderWidget::ShowVirtualKeyboard() { |
| UpdateTextInputStateInternal(true, false); |
| } |
| |
| void RenderWidget::ClearTextInputState() { |
| text_input_info_ = blink::WebTextInputInfo(); |
| text_input_type_ = ui::TextInputType::TEXT_INPUT_TYPE_NONE; |
| text_input_mode_ = ui::TextInputMode::TEXT_INPUT_MODE_DEFAULT; |
| can_compose_inline_ = false; |
| text_input_flags_ = 0; |
| next_previous_flags_ = kInvalidNextPreviousFlagsValue; |
| } |
| |
| void RenderWidget::UpdateTextInputState() { |
| UpdateTextInputStateInternal(false, false); |
| } |
| |
| void RenderWidget::UpdateTextInputStateInternal(bool show_virtual_keyboard, |
| bool reply_to_request) { |
| TRACE_EVENT0("renderer", "RenderWidget::UpdateTextInputState"); |
| |
| if (ime_event_guard_) { |
| DCHECK(!reply_to_request); |
| // show_virtual_keyboard should still be effective even if it was set inside |
| // the IME |
| // event guard. |
| if (show_virtual_keyboard) |
| ime_event_guard_->set_show_virtual_keyboard(true); |
| return; |
| } |
| |
| ui::TextInputType new_type = GetTextInputType(); |
| if (IsDateTimeInput(new_type)) |
| return; // Not considered as a text input field in WebKit/Chromium. |
| |
| blink::WebTextInputInfo new_info; |
| if (auto* controller = GetInputMethodController()) |
| new_info = controller->TextInputInfo(); |
| const ui::TextInputMode new_mode = |
| ConvertWebTextInputMode(new_info.input_mode); |
| |
| bool new_can_compose_inline = CanComposeInline(); |
| |
| // Only sends text input params if they are changed or if the ime should be |
| // shown. |
| if (show_virtual_keyboard || reply_to_request || |
| text_input_type_ != new_type || text_input_mode_ != new_mode || |
| text_input_info_ != new_info || |
| can_compose_inline_ != new_can_compose_inline) { |
| TextInputState params; |
| params.type = new_type; |
| params.mode = new_mode; |
| params.flags = new_info.flags; |
| #if defined(OS_ANDROID) |
| if (next_previous_flags_ == kInvalidNextPreviousFlagsValue) { |
| // Due to a focus change, values will be reset by the frame. |
| // That case we only need fresh NEXT/PREVIOUS information. |
| // Also we won't send ViewHostMsg_TextInputStateChanged if next/previous |
| // focusable status is changed. |
| if (auto* controller = GetInputMethodController()) { |
| next_previous_flags_ = |
| controller->ComputeWebTextInputNextPreviousFlags(); |
| } else { |
| // For safety in case GetInputMethodController() is null, because -1 is |
| // invalid value to send to browser process. |
| next_previous_flags_ = 0; |
| } |
| } |
| #else |
| next_previous_flags_ = 0; |
| #endif |
| params.flags |= next_previous_flags_; |
| params.value = new_info.value.Utf8(); |
| params.selection_start = new_info.selection_start; |
| params.selection_end = new_info.selection_end; |
| params.composition_start = new_info.composition_start; |
| params.composition_end = new_info.composition_end; |
| params.can_compose_inline = new_can_compose_inline; |
| // TODO(changwan): change instances of show_ime_if_needed to |
| // show_virtual_keyboard. |
| params.show_ime_if_needed = show_virtual_keyboard; |
| params.reply_to_request = reply_to_request; |
| Send(new ViewHostMsg_TextInputStateChanged(routing_id(), params)); |
| |
| text_input_info_ = new_info; |
| text_input_type_ = new_type; |
| text_input_mode_ = new_mode; |
| can_compose_inline_ = new_can_compose_inline; |
| text_input_flags_ = new_info.flags; |
| } |
| } |
| |
| bool RenderWidget::WillHandleGestureEvent(const blink::WebGestureEvent& event) { |
| possible_drag_event_info_.event_source = |
| ui::DragDropTypes::DRAG_EVENT_SOURCE_TOUCH; |
| possible_drag_event_info_.event_location = |
| gfx::ToFlooredPoint(event.PositionInScreen()); |
| |
| return false; |
| } |
| |
| bool RenderWidget::WillHandleMouseEvent(const blink::WebMouseEvent& event) { |
| for (auto& observer : render_frames_) |
| observer.RenderWidgetWillHandleMouseEvent(); |
| |
| possible_drag_event_info_.event_source = |
| ui::DragDropTypes::DRAG_EVENT_SOURCE_MOUSE; |
| possible_drag_event_info_.event_location = |
| gfx::Point(event.PositionInScreen().x, event.PositionInScreen().y); |
| |
| if (owner_delegate_) |
| return owner_delegate_->RenderWidgetWillHandleMouseEvent(event); |
| |
| return false; |
| } |
| |
| /////////////////////////////////////////////////////////////////////////////// |
| // RenderWidgetScreenMetricsDelegate |
| |
| void RenderWidget::Redraw() { |
| if (compositor_) |
| compositor_->SetNeedsRedrawRect(gfx::Rect(size_)); |
| } |
| |
| void RenderWidget::ResizeWebWidget() { |
| GetWebWidget()->Resize(GetSizeForWebWidget()); |
| } |
| |
| gfx::Size RenderWidget::GetSizeForWebWidget() const { |
| if (compositor_deps_->IsUseZoomForDSFEnabled()) { |
| return gfx::ScaleToCeiledSize(size_, |
| GetOriginalScreenInfo().device_scale_factor); |
| } |
| |
| return size_; |
| } |
| |
| void RenderWidget::UpdateZoom(bool uses_temporary_zoom, double zoom_level) { |
| blink::WebFrameWidget* frame_widget = GetFrameWidget(); |
| if (!frame_widget) |
| return; |
| RenderFrameImpl* render_frame = |
| RenderFrameImpl::FromWebFrame(frame_widget->LocalRoot()); |
| |
| // Return early if either we are in temporary zoom mode and thus cannot modify |
| // zoom levels or no zoom property has changed in this message. |
| if (render_frame->UsesTemporaryZoom() && uses_temporary_zoom) |
| return; |
| if (render_frame->GetZoomLevel() == zoom_level && |
| render_frame->UsesTemporaryZoom() == uses_temporary_zoom) { |
| return; |
| } |
| |
| render_frame->SetZoomLevel(uses_temporary_zoom, zoom_level); |
| |
| for (auto& observer : render_frame_proxies_) |
| observer.OnZoomLevelChanged(uses_temporary_zoom, zoom_level); |
| |
| for (auto& plugin : browser_plugins_) |
| plugin.OnZoomLevelChanged(uses_temporary_zoom, zoom_level); |
| } |
| |
| void RenderWidget::SynchronizeVisualProperties(const VisualProperties& params) { |
| // Inform the rendering thread of the color space indicate the presence of HDR |
| // capabilities. |
| RenderThreadImpl* render_thread = RenderThreadImpl::current(); |
| if (render_thread) |
| render_thread->SetRenderingColorSpace(params.screen_info.color_space); |
| |
| // Ignore this during shutdown. |
| if (!GetWebWidget()) |
| return; |
| |
| gfx::Size new_compositor_viewport_pixel_size = |
| params.auto_resize_enabled |
| ? gfx::ScaleToCeiledSize(size_, |
| params.screen_info.device_scale_factor) |
| : params.compositor_viewport_pixel_size; |
| UpdateSurfaceAndScreenInfo( |
| params.local_surface_id.value_or(viz::LocalSurfaceId()), |
| new_compositor_viewport_pixel_size, params.screen_info); |
| UpdateCaptureSequenceNumber(params.capture_sequence_number); |
| if (compositor_) { |
| compositor_->SetBrowserControlsHeight( |
| params.top_controls_height, params.bottom_controls_height, |
| params.browser_controls_shrink_blink_size); |
| compositor_->SetRasterColorSpace( |
| screen_info_.color_space.GetRasterColorSpace()); |
| } |
| |
| UpdateZoom(params.uses_temporary_zoom, params.zoom_level); |
| |
| if (params.auto_resize_enabled) |
| return; |
| |
| visible_viewport_size_ = params.visible_viewport_size; |
| |
| // NOTE: We may have entered fullscreen mode without changing our size. |
| bool fullscreen_change = |
| is_fullscreen_granted_ != params.is_fullscreen_granted; |
| is_fullscreen_granted_ = params.is_fullscreen_granted; |
| display_mode_ = params.display_mode; |
| |
| size_ = params.new_size; |
| |
| ResizeWebWidget(); |
| |
| WebSize visual_viewport_size; |
| if (compositor_deps_->IsUseZoomForDSFEnabled()) { |
| visual_viewport_size = |
| gfx::ScaleToCeiledSize(params.visible_viewport_size, |
| GetOriginalScreenInfo().device_scale_factor); |
| } else { |
| visual_viewport_size = visible_viewport_size_; |
| } |
| GetWebWidget()->ResizeVisualViewport(visual_viewport_size); |
| |
| if (fullscreen_change) |
| DidToggleFullscreen(); |
| } |
| |
| void RenderWidget::SetScreenMetricsEmulationParameters( |
| bool enabled, |
| const blink::WebDeviceEmulationParams& params) { |
| // This is only supported in RenderView. |
| NOTREACHED(); |
| } |
| |
| void RenderWidget::SetScreenRects(const gfx::Rect& view_screen_rect, |
| const gfx::Rect& window_screen_rect) { |
| view_screen_rect_ = view_screen_rect; |
| window_screen_rect_ = window_screen_rect; |
| } |
| |
| /////////////////////////////////////////////////////////////////////////////// |
| // WebWidgetClient |
| |
| blink::WebLayerTreeView* RenderWidget::InitializeLayerTreeView() { |
| DCHECK(!host_closing_); |
| |
| compositor_ = std::make_unique<RenderWidgetCompositor>( |
| this, compositor_deps_->GetCompositorMainThreadTaskRunner(), |
| compositor_deps_->GetCompositorImplThreadTaskRunner(), |
| compositor_deps_->GetTaskGraphRunner(), |
| compositor_deps_->GetWebMainThreadScheduler()); |
| compositor_->Initialize( |
| GenerateLayerTreeSettings(compositor_deps_, for_oopif_, |
| screen_info_.rect.size(), |
| screen_info_.device_scale_factor), |
| compositor_deps_->CreateUkmRecorderFactory()); |
| |
| UpdateSurfaceAndScreenInfo(local_surface_id_from_parent_, |
| compositor_viewport_pixel_size_, screen_info_); |
| compositor_->SetRasterColorSpace( |
| screen_info_.color_space.GetRasterColorSpace()); |
| compositor_->SetContentSourceId(current_content_source_id_); |
| // For background pages and certain tests, we don't want to trigger |
| // LayerTreeFrameSink creation. |
| bool should_generate_frame_sink = |
| !compositor_never_visible_ && RenderThreadImpl::current(); |
| if (!should_generate_frame_sink) |
| compositor_->SetNeverVisible(); |
| |
| StartCompositor(); |
| DCHECK_NE(MSG_ROUTING_NONE, routing_id_); |
| compositor_->SetFrameSinkId( |
| viz::FrameSinkId(RenderThread::Get()->GetClientId(), routing_id_)); |
| |
| RenderThreadImpl* render_thread = RenderThreadImpl::current(); |
| if (render_thread) { |
| input_event_queue_ = new MainThreadEventQueue( |
| this, render_thread->GetWebMainThreadScheduler()->InputTaskRunner(), |
| render_thread->GetWebMainThreadScheduler(), should_generate_frame_sink); |
| } |
| |
| UpdateURLForCompositorUkm(); |
| |
| return compositor_.get(); |
| } |
| |
| void RenderWidget::IntrinsicSizingInfoChanged( |
| const blink::WebIntrinsicSizingInfo& sizing_info) { |
| Send(new ViewHostMsg_IntrinsicSizingInfoChanged(routing_id_, sizing_info)); |
| } |
| |
| void RenderWidget::WillCloseLayerTreeView() { |
| if (host_closing_) |
| return; |
| |
| // Prevent new compositors or output surfaces from being created. |
| host_closing_ = true; |
| |
| // Always send this notification to prevent new layer tree views from |
| // being created, even if one hasn't been created yet. |
| if (blink::WebWidget* widget = GetWebWidget()) |
| widget->WillCloseLayerTreeView(); |
| } |
| |
| void RenderWidget::DidMeaningfulLayout(blink::WebMeaningfulLayout layout_type) { |
| if (layout_type == blink::WebMeaningfulLayout::kVisuallyNonEmpty) { |
| QueueMessage(new ViewHostMsg_DidFirstVisuallyNonEmptyPaint(routing_id_), |
| MESSAGE_DELIVERY_POLICY_WITH_VISUAL_STATE); |
| } |
| |
| for (auto& observer : render_frames_) |
| observer.DidMeaningfulLayout(layout_type); |
| } |
| |
| // static |
| std::unique_ptr<cc::SwapPromise> RenderWidget::QueueMessageImpl( |
| IPC::Message* msg, |
| MessageDeliveryPolicy policy, |
| FrameSwapMessageQueue* frame_swap_message_queue, |
| scoped_refptr<IPC::SyncMessageFilter> sync_message_filter, |
| int source_frame_number) { |
| bool first_message_for_frame = false; |
| frame_swap_message_queue->QueueMessageForFrame(policy, source_frame_number, |
| base::WrapUnique(msg), |
| &first_message_for_frame); |
| if (first_message_for_frame) { |
| std::unique_ptr<cc::SwapPromise> promise(new QueueMessageSwapPromise( |
| sync_message_filter, frame_swap_message_queue, source_frame_number)); |
| return promise; |
| } |
| return nullptr; |
| } |
| |
| void RenderWidget::QueueMessage(IPC::Message* msg, |
| MessageDeliveryPolicy policy) { |
| // RenderThreadImpl::current() is NULL in some tests. |
| if (!compositor_ || !RenderThreadImpl::current()) { |
| Send(msg); |
| return; |
| } |
| |
| std::unique_ptr<cc::SwapPromise> swap_promise = |
| QueueMessageImpl(msg, policy, frame_swap_message_queue_.get(), |
| RenderThreadImpl::current()->sync_message_filter(), |
| compositor_->GetSourceFrameNumber()); |
| |
| if (swap_promise) |
| compositor_->QueueSwapPromise(std::move(swap_promise)); |
| } |
| |
| void RenderWidget::DidChangeCursor(const WebCursorInfo& cursor_info) { |
| // TODO(darin): Eliminate this temporary. |
| WebCursor cursor; |
| InitializeCursorFromWebCursorInfo(&cursor, cursor_info); |
| // Only send a SetCursor message if we need to make a change. |
| if (!current_cursor_.IsEqual(cursor)) { |
| current_cursor_ = cursor; |
| Send(new ViewHostMsg_SetCursor(routing_id_, cursor)); |
| } |
| } |
| |
| void RenderWidget::AutoscrollStart(const blink::WebFloatPoint& point) { |
| Send(new ViewHostMsg_AutoscrollStart(routing_id_, point)); |
| } |
| |
| void RenderWidget::AutoscrollFling(const blink::WebFloatSize& velocity) { |
| Send(new ViewHostMsg_AutoscrollFling(routing_id_, velocity)); |
| } |
| |
| void RenderWidget::AutoscrollEnd() { |
| Send(new ViewHostMsg_AutoscrollEnd(routing_id_)); |
| } |
| |
| // We are supposed to get a single call to Show for a newly created RenderWidget |
| // that was created via RenderWidget::CreateWebView. So, we wait until this |
| // point to dispatch the ShowWidget message. |
| // |
| // This method provides us with the information about how to display the newly |
| // created RenderWidget (i.e., as a blocked popup or as a new tab). |
| // |
| void RenderWidget::Show(WebNavigationPolicy policy) { |
| DCHECK(!did_show_) << "received extraneous Show call"; |
| DCHECK(routing_id_ != MSG_ROUTING_NONE); |
| DCHECK(!show_callback_.is_null()); |
| |
| if (did_show_) |
| return; |
| |
| did_show_ = true; |
| |
| // The opener is responsible for actually showing this widget. |
| show_callback_.Run(this, policy, initial_rect_); |
| show_callback_.Reset(); |
| |
| // NOTE: initial_rect_ may still have its default values at this point, but |
| // that's okay. It'll be ignored if as_popup is false, or the browser |
| // process will impose a default position otherwise. |
| SetPendingWindowRect(initial_rect_); |
| } |
| |
| void RenderWidget::DoDeferredClose() { |
| WillCloseLayerTreeView(); |
| Send(new ViewHostMsg_Close(routing_id_)); |
| } |
| |
| void RenderWidget::NotifyOnClose() { |
| for (auto& observer : render_frames_) |
| observer.WidgetWillClose(); |
| } |
| |
| void RenderWidget::CloseWidgetSoon() { |
| DCHECK(content::RenderThread::Get()); |
| if (is_swapped_out_) { |
| // This widget is currently swapped out, and the active widget is in a |
| // different process. Have the browser route the close request to the |
| // active widget instead, so that the correct unload handlers are run. |
| Send(new ViewHostMsg_RouteCloseEvent(routing_id_)); |
| return; |
| } |
| |
| // If a page calls window.close() twice, we'll end up here twice, but that's |
| // OK. It is safe to send multiple Close messages. |
| |
| // Ask the RenderWidgetHost to initiate close. We could be called from deep |
| // in Javascript. If we ask the RendwerWidgetHost to close now, the window |
| // could be closed before the JS finishes executing. So instead, post a |
| // message back to the message loop, which won't run until the JS is |
| // complete, and then the Close message can be sent. |
| task_runner_->PostTask(FROM_HERE, |
| base::BindOnce(&RenderWidget::DoDeferredClose, this)); |
| } |
| |
| void RenderWidget::Close() { |
| screen_metrics_emulator_.reset(); |
| CloseWebWidget(); |
| compositor_.reset(); |
| } |
| |
| void RenderWidget::CloseWebWidget() { |
| WillCloseLayerTreeView(); |
| if (webwidget_internal_) { |
| webwidget_internal_->Close(); |
| webwidget_internal_ = nullptr; |
| } |
| } |
| |
| void RenderWidget::UpdateWebViewWithDeviceScaleFactor() { |
| blink::WebFrameWidget* frame_widget = GetFrameWidget(); |
| blink::WebFrame* current_frame = |
| frame_widget ? frame_widget->LocalRoot() : nullptr; |
| blink::WebView* webview = current_frame ? current_frame->View() : nullptr; |
| if (webview) { |
| if (compositor_deps_->IsUseZoomForDSFEnabled()) |
| webview->SetZoomFactorForDeviceScaleFactor( |
| GetWebScreenInfo().device_scale_factor); |
| else |
| webview->SetDeviceScaleFactor(GetWebScreenInfo().device_scale_factor); |
| |
| webview->GetSettings()->SetPreferCompositingToLCDTextEnabled( |
| PreferCompositingToLCDText(compositor_deps_, |
| GetWebScreenInfo().device_scale_factor)); |
| } |
| } |
| |
| blink::WebFrameWidget* RenderWidget::GetFrameWidget() const { |
| blink::WebWidget* web_widget = GetWebWidget(); |
| if (!web_widget) |
| return nullptr; |
| |
| if (!web_widget->IsWebFrameWidget()) { |
| // TODO(ekaramad): This should not happen. If we have a WebWidget and we |
| // need a WebFrameWidget then we should be getting a WebFrameWidget. But |
| // unfortunately this does not seem to be the case in some scenarios -- |
| // specifically when a RenderViewImpl swaps out during navigation the |
| // WebViewImpl loses its WebViewFrameWidget but sometimes we receive IPCs |
| // which are destined for WebFrameWidget (https://crbug.com/669219). |
| return nullptr; |
| } |
| |
| return static_cast<blink::WebFrameWidget*>(web_widget); |
| } |
| |
| void RenderWidget::ScreenRectToEmulatedIfNeeded(WebRect* window_rect) const { |
| DCHECK(window_rect); |
| float scale = popup_origin_scale_for_emulation_; |
| if (!scale) |
| return; |
| window_rect->x = |
| popup_view_origin_for_emulation_.x() + |
| (window_rect->x - popup_screen_origin_for_emulation_.x()) / scale; |
| window_rect->y = |
| popup_view_origin_for_emulation_.y() + |
| (window_rect->y - popup_screen_origin_for_emulation_.y()) / scale; |
| } |
| |
| void RenderWidget::EmulatedToScreenRectIfNeeded(WebRect* window_rect) const { |
| DCHECK(window_rect); |
| float scale = popup_origin_scale_for_emulation_; |
| if (!scale) |
| return; |
| window_rect->x = |
| popup_screen_origin_for_emulation_.x() + |
| (window_rect->x - popup_view_origin_for_emulation_.x()) * scale; |
| window_rect->y = |
| popup_screen_origin_for_emulation_.y() + |
| (window_rect->y - popup_view_origin_for_emulation_.y()) * scale; |
| } |
| |
| WebRect RenderWidget::WindowRect() { |
| WebRect rect; |
| if (pending_window_rect_count_) { |
| // NOTE(mbelshe): If there is a pending_window_rect_, then getting |
| // the RootWindowRect is probably going to return wrong results since the |
| // browser may not have processed the Move yet. There isn't really anything |
| // good to do in this case, and it shouldn't happen - since this size is |
| // only really needed for windowToScreen, which is only used for Popups. |
| rect = pending_window_rect_; |
| } else { |
| rect = window_screen_rect_; |
| } |
| |
| ScreenRectToEmulatedIfNeeded(&rect); |
| return rect; |
| } |
| |
| WebRect RenderWidget::ViewRect() { |
| WebRect rect = view_screen_rect_; |
| ScreenRectToEmulatedIfNeeded(&rect); |
| return rect; |
| } |
| |
| void RenderWidget::SetToolTipText(const blink::WebString& text, |
| WebTextDirection hint) { |
| Send(new ViewHostMsg_SetTooltipText(routing_id_, text.Utf16(), hint)); |
| } |
| |
| void RenderWidget::SetWindowRect(const WebRect& rect_in_screen) { |
| WebRect window_rect = rect_in_screen; |
| EmulatedToScreenRectIfNeeded(&window_rect); |
| |
| if (!resizing_mode_selector_->is_synchronous_mode()) { |
| if (did_show_) { |
| Send(new ViewHostMsg_RequestSetBounds(routing_id_, window_rect)); |
| SetPendingWindowRect(window_rect); |
| } else { |
| initial_rect_ = window_rect; |
| } |
| } else { |
| SetWindowRectSynchronously(window_rect); |
| } |
| } |
| |
| void RenderWidget::SetPendingWindowRect(const WebRect& rect) { |
| pending_window_rect_ = rect; |
| pending_window_rect_count_++; |
| |
| // Popups don't get size updates back from the browser so just store the set |
| // values. |
| if (popup_type_ != blink::kWebPopupTypeNone) { |
| window_screen_rect_ = rect; |
| view_screen_rect_ = rect; |
| } |
| } |
| |
| void RenderWidget::OnShowContextMenu(ui::MenuSourceType source_type, |
| const gfx::Point& location) { |
| has_host_context_menu_location_ = true; |
| host_context_menu_location_ = location; |
| if (GetWebWidget()) { |
| GetWebWidget()->ShowContextMenu( |
| static_cast<blink::WebMenuSourceType>(source_type)); |
| } |
| has_host_context_menu_location_ = false; |
| } |
| |
| void RenderWidget::OnImeSetComposition( |
| const base::string16& text, |
| const std::vector<WebImeTextSpan>& ime_text_spans, |
| const gfx::Range& replacement_range, |
| int selection_start, |
| int selection_end) { |
| if (!ShouldHandleImeEvents()) |
| return; |
| |
| #if BUILDFLAG(ENABLE_PLUGINS) |
| if (auto* plugin = GetFocusedPepperPluginInsideWidget()) { |
| plugin->render_frame()->OnImeSetComposition(text, ime_text_spans, |
| selection_start, selection_end); |
| return; |
| } |
| #endif |
| ImeEventGuard guard(this); |
| blink::WebInputMethodController* controller = GetInputMethodController(); |
| if (!controller || |
| !controller->SetComposition( |
| WebString::FromUTF16(text), WebVector<WebImeTextSpan>(ime_text_spans), |
| replacement_range.IsValid() |
| ? WebRange(replacement_range.start(), replacement_range.length()) |
| : WebRange(), |
| selection_start, selection_end)) { |
| // If we failed to set the composition text, then we need to let the browser |
| // process to cancel the input method's ongoing composition session, to make |
| // sure we are in a consistent state. |
| if (mojom::WidgetInputHandlerHost* host = |
| widget_input_handler_manager_->GetWidgetInputHandlerHost()) { |
| host->ImeCancelComposition(); |
| } |
| } |
| UpdateCompositionInfo(false /* not an immediate request */); |
| } |
| |
| void RenderWidget::OnImeCommitText( |
| const base::string16& text, |
| const std::vector<WebImeTextSpan>& ime_text_spans, |
| const gfx::Range& replacement_range, |
| int relative_cursor_pos) { |
| if (!ShouldHandleImeEvents()) |
| return; |
| |
| #if BUILDFLAG(ENABLE_PLUGINS) |
| if (auto* plugin = GetFocusedPepperPluginInsideWidget()) { |
| plugin->render_frame()->OnImeCommitText(text, replacement_range, |
| relative_cursor_pos); |
| return; |
| } |
| #endif |
| ImeEventGuard guard(this); |
| input_handler_->set_handling_input_event(true); |
| if (auto* controller = GetInputMethodController()) { |
| controller->CommitText( |
| WebString::FromUTF16(text), WebVector<WebImeTextSpan>(ime_text_spans), |
| replacement_range.IsValid() |
| ? WebRange(replacement_range.start(), replacement_range.length()) |
| : WebRange(), |
| relative_cursor_pos); |
| } |
| input_handler_->set_handling_input_event(false); |
| UpdateCompositionInfo(false /* not an immediate request */); |
| } |
| |
| void RenderWidget::OnImeFinishComposingText(bool keep_selection) { |
| if (!ShouldHandleImeEvents()) |
| return; |
| |
| #if BUILDFLAG(ENABLE_PLUGINS) |
| if (auto* plugin = GetFocusedPepperPluginInsideWidget()) { |
| plugin->render_frame()->OnImeFinishComposingText(keep_selection); |
| return; |
| } |
| #endif |
| |
| if (!GetWebWidget()) |
| return; |
| ImeEventGuard guard(this); |
| input_handler_->set_handling_input_event(true); |
| if (auto* controller = GetInputMethodController()) { |
| controller->FinishComposingText( |
| keep_selection ? WebInputMethodController::kKeepSelection |
| : WebInputMethodController::kDoNotKeepSelection); |
| } |
| input_handler_->set_handling_input_event(false); |
| UpdateCompositionInfo(false /* not an immediate request */); |
| } |
| |
| void RenderWidget::UpdateSurfaceAndScreenInfo( |
| const viz::LocalSurfaceId& new_local_surface_id, |
| const gfx::Size& new_compositor_viewport_pixel_size, |
| const ScreenInfo& new_screen_info) { |
| bool orientation_changed = |
| screen_info_.orientation_angle != new_screen_info.orientation_angle || |
| screen_info_.orientation_type != new_screen_info.orientation_type; |
| bool web_device_scale_factor_changed = |
| screen_info_.device_scale_factor != new_screen_info.device_scale_factor; |
| ScreenInfo previous_original_screen_info = GetOriginalScreenInfo(); |
| |
| local_surface_id_from_parent_ = new_local_surface_id; |
| compositor_viewport_pixel_size_ = new_compositor_viewport_pixel_size; |
| screen_info_ = new_screen_info; |
| |
| if (compositor_) { |
| compositor_->SetViewportVisibleRect(ViewportVisibleRect()); |
| // Note carefully that the DSF specified in |new_screen_info| is not the |
| // DSF used by the compositor during device emulation! |
| compositor_->SetViewportSizeAndScale( |
| compositor_viewport_pixel_size_, |
| GetOriginalScreenInfo().device_scale_factor, |
| local_surface_id_from_parent_); |
| } |
| |
| if (orientation_changed) |
| OnOrientationChange(); |
| |
| if (previous_original_screen_info != GetOriginalScreenInfo()) { |
| for (auto& observer : render_frame_proxies_) |
| observer.OnScreenInfoChanged(GetOriginalScreenInfo()); |
| |
| // Notify all embedded BrowserPlugins of the updated ScreenInfo. |
| for (auto& observer : browser_plugins_) |
| observer.ScreenInfoChanged(GetOriginalScreenInfo()); |
| } |
| |
| if (web_device_scale_factor_changed) |
| UpdateWebViewWithDeviceScaleFactor(); |
| } |
| |
| void RenderWidget::UpdateCaptureSequenceNumber( |
| uint32_t capture_sequence_number) { |
| if (capture_sequence_number == last_capture_sequence_number_) |
| return; |
| last_capture_sequence_number_ = capture_sequence_number; |
| |
| // Notify observers of the new capture sequence number. |
| for (auto& observer : render_frame_proxies_) |
| observer.UpdateCaptureSequenceNumber(capture_sequence_number); |
| for (auto& observer : browser_plugins_) |
| observer.UpdateCaptureSequenceNumber(capture_sequence_number); |
| } |
| |
| void RenderWidget::OnSetTextDirection(WebTextDirection direction) { |
| if (auto* frame = GetFocusedWebLocalFrameInWidget()) |
| frame->SetTextDirection(direction); |
| } |
| |
| void RenderWidget::OnUpdateScreenRects(const gfx::Rect& view_screen_rect, |
| const gfx::Rect& window_screen_rect) { |
| if (screen_metrics_emulator_) { |
| screen_metrics_emulator_->OnUpdateScreenRects(view_screen_rect, |
| window_screen_rect); |
| } else { |
| SetScreenRects(view_screen_rect, window_screen_rect); |
| } |
| Send(new ViewHostMsg_UpdateScreenRects_ACK(routing_id())); |
| } |
| |
| void RenderWidget::OnUpdateWindowScreenRect( |
| const gfx::Rect& window_screen_rect) { |
| if (screen_metrics_emulator_) |
| screen_metrics_emulator_->OnUpdateWindowScreenRect(window_screen_rect); |
| else |
| window_screen_rect_ = window_screen_rect; |
| } |
| |
| void RenderWidget::OnSetViewportIntersection( |
| const gfx::Rect& viewport_intersection, |
| const gfx::Rect& compositor_visible_rect) { |
| if (auto* frame_widget = GetFrameWidget()) { |
| DCHECK_EQ(popup_type_, WebPopupType::kWebPopupTypeNone); |
| compositor_visible_rect_ = compositor_visible_rect; |
| frame_widget->SetRemoteViewportIntersection(viewport_intersection); |
| compositor_->SetViewportVisibleRect(ViewportVisibleRect()); |
| } |
| } |
| |
| void RenderWidget::OnSetIsInert(bool inert) { |
| if (auto* frame_widget = GetFrameWidget()) { |
| DCHECK_EQ(popup_type_, WebPopupType::kWebPopupTypeNone); |
| frame_widget->SetIsInert(inert); |
| } |
| } |
| |
| void RenderWidget::OnSetInheritedEffectiveTouchAction( |
| cc::TouchAction touch_action) { |
| if (auto* frame_widget = GetFrameWidget()) { |
| DCHECK_EQ(popup_type_, WebPopupType::kWebPopupTypeNone); |
| frame_widget->SetInheritedEffectiveTouchAction(touch_action); |
| } |
| } |
| |
| void RenderWidget::OnUpdateRenderThrottlingStatus(bool is_throttled, |
| bool subtree_throttled) { |
| if (auto* frame_widget = GetFrameWidget()) { |
| DCHECK_EQ(popup_type_, WebPopupType::kWebPopupTypeNone); |
| frame_widget->UpdateRenderThrottlingStatus(is_throttled, subtree_throttled); |
| } |
| } |
| |
| void RenderWidget::OnDragTargetDragEnter( |
| const std::vector<DropData::Metadata>& drop_meta_data, |
| const gfx::PointF& client_point, |
| const gfx::PointF& screen_point, |
| WebDragOperationsMask ops, |
| int key_modifiers) { |
| blink::WebFrameWidget* frame_widget = GetFrameWidget(); |
| if (!frame_widget) |
| return; |
| |
| WebDragOperation operation = frame_widget->DragTargetDragEnter( |
| DropMetaDataToWebDragData(drop_meta_data), client_point, screen_point, |
| ops, key_modifiers); |
| |
| Send(new DragHostMsg_UpdateDragCursor(routing_id(), operation)); |
| } |
| |
| void RenderWidget::OnDragTargetDragOver(const gfx::PointF& client_point, |
| const gfx::PointF& screen_point, |
| WebDragOperationsMask ops, |
| int key_modifiers) { |
| blink::WebFrameWidget* frame_widget = GetFrameWidget(); |
| if (!frame_widget) |
| return; |
| |
| WebDragOperation operation = frame_widget->DragTargetDragOver( |
| ConvertWindowPointToViewport(client_point), screen_point, ops, |
| key_modifiers); |
| |
| Send(new DragHostMsg_UpdateDragCursor(routing_id(), operation)); |
| } |
| |
| void RenderWidget::OnDragTargetDragLeave(const gfx::PointF& client_point, |
| const gfx::PointF& screen_point) { |
| blink::WebFrameWidget* frame_widget = GetFrameWidget(); |
| if (!frame_widget) |
| return; |
| |
| frame_widget |
| |
| ->DragTargetDragLeave(ConvertWindowPointToViewport(client_point), |
| screen_point); |
| } |
| |
| void RenderWidget::OnDragTargetDrop(const DropData& drop_data, |
| const gfx::PointF& client_point, |
| const gfx::PointF& screen_point, |
| int key_modifiers) { |
| blink::WebFrameWidget* frame_widget = GetFrameWidget(); |
| if (!frame_widget) |
| return; |
| |
| frame_widget->DragTargetDrop(DropDataToWebDragData(drop_data), |
| ConvertWindowPointToViewport(client_point), |
| screen_point, key_modifiers); |
| } |
| |
| void RenderWidget::OnDragSourceEnded(const gfx::PointF& client_point, |
| const gfx::PointF& screen_point, |
| WebDragOperation op) { |
| blink::WebFrameWidget* frame_widget = GetFrameWidget(); |
| if (!frame_widget) |
| return; |
| |
| frame_widget->DragSourceEndedAt(ConvertWindowPointToViewport(client_point), |
| screen_point, op); |
| } |
| |
| void RenderWidget::OnDragSourceSystemDragEnded() { |
| if (!GetWebWidget()) |
| return; |
| |
| static_cast<WebFrameWidget*>(GetWebWidget())->DragSourceSystemDragEnded(); |
| } |
| |
| void RenderWidget::ShowVirtualKeyboardOnElementFocus() { |
| #if defined(OS_CHROMEOS) |
| // On ChromeOS, virtual keyboard is triggered only when users leave the |
| // mouse button or the finger and a text input element is focused at that |
| // time. Focus event itself shouldn't trigger virtual keyboard. |
| UpdateTextInputState(); |
| #else |
| ShowVirtualKeyboard(); |
| #endif |
| |
| // TODO(rouslan): Fix ChromeOS and Windows 8 behavior of autofill popup with |
| // virtual keyboard. |
| #if !defined(OS_ANDROID) |
| FocusChangeComplete(); |
| #endif |
| } |
| |
| ui::TextInputType RenderWidget::GetTextInputType() { |
| #if BUILDFLAG(ENABLE_PLUGINS) |
| if (auto* plugin = GetFocusedPepperPluginInsideWidget()) |
| return plugin->text_input_type(); |
| #endif |
| if (auto* controller = GetInputMethodController()) |
| return ConvertWebTextInputType(controller->TextInputType()); |
| return ui::TEXT_INPUT_TYPE_NONE; |
| } |
| |
| void RenderWidget::UpdateCompositionInfo(bool immediate_request) { |
| if (!monitor_composition_info_ && !immediate_request) |
| return; // Do not calculate composition info if not requested. |
| |
| TRACE_EVENT0("renderer", "RenderWidget::UpdateCompositionInfo"); |
| gfx::Range range; |
| std::vector<gfx::Rect> character_bounds; |
| |
| if (GetTextInputType() == ui::TEXT_INPUT_TYPE_NONE) { |
| // Composition information is only available on editable node. |
| range = gfx::Range::InvalidRange(); |
| } else { |
| GetCompositionRange(&range); |
| GetCompositionCharacterBounds(&character_bounds); |
| } |
| |
| if (!immediate_request && |
| !ShouldUpdateCompositionInfo(range, character_bounds)) { |
| return; |
| } |
| composition_character_bounds_ = character_bounds; |
| composition_range_ = range; |
| if (mojom::WidgetInputHandlerHost* host = |
| widget_input_handler_manager_->GetWidgetInputHandlerHost()) { |
| host->ImeCompositionRangeChanged(composition_range_, |
| composition_character_bounds_); |
| } |
| } |
| |
| void RenderWidget::ConvertViewportToWindow(blink::WebRect* rect) { |
| if (compositor_deps_->IsUseZoomForDSFEnabled()) { |
| float reverse = 1 / GetOriginalScreenInfo().device_scale_factor; |
| // TODO(oshima): We may need to allow pixel precision here as the the |
| // anchor element can be placed at half pixel. |
| gfx::Rect window_rect = |
| gfx::ScaleToEnclosedRect(gfx::Rect(*rect), reverse); |
| rect->x = window_rect.x(); |
| rect->y = window_rect.y(); |
| rect->width = window_rect.width(); |
| rect->height = window_rect.height(); |
| } |
| } |
| |
| void RenderWidget::ConvertWindowToViewport(blink::WebFloatRect* rect) { |
| if (compositor_deps_->IsUseZoomForDSFEnabled()) { |
| rect->x *= GetOriginalScreenInfo().device_scale_factor; |
| rect->y *= GetOriginalScreenInfo().device_scale_factor; |
| rect->width *= GetOriginalScreenInfo().device_scale_factor; |
| rect->height *= GetOriginalScreenInfo().device_scale_factor; |
| } |
| } |
| |
| void RenderWidget::OnRequestTextInputStateUpdate() { |
| #if defined(OS_ANDROID) |
| DCHECK(!ime_event_guard_); |
| UpdateSelectionBounds(); |
| UpdateTextInputStateInternal(false, true /* reply_to_request */); |
| #endif |
| } |
| |
| void RenderWidget::OnRequestCompositionUpdates(bool immediate_request, |
| bool monitor_updates) { |
| monitor_composition_info_ = monitor_updates; |
| if (!immediate_request) |
| return; |
| UpdateCompositionInfo(true /* immediate request */); |
| } |
| |
| void RenderWidget::OnOrientationChange() { |
| if (auto* frame_widget = GetFrameWidget()) { |
| // LocalRoot() might return null for provisional main frames. In this case, |
| // the frame hasn't committed a navigation and is not swapped into the tree |
| // yet, so it doesn't make sense to send orientation change events to it. |
| // |
| // TODO(https://crbug.com/578349): This check should be cleaned up |
| // once provisional frames are gone. |
| if (frame_widget->LocalRoot()) |
| frame_widget->LocalRoot()->SendOrientationChangeEvent(); |
| } |
| } |
| |
| void RenderWidget::SetHidden(bool hidden) { |
| if (is_hidden_ == hidden) |
| return; |
| |
| // The status has changed. Tell the RenderThread about it and ensure |
| // throttled acks are released in case frame production ceases. |
| is_hidden_ = hidden; |
| |
| #if defined(USE_AURA) |
| if (!features::IsAshInBrowserProcess()) |
| RendererWindowTreeClient::Get(routing_id_)->SetVisible(!hidden); |
| #endif |
| |
| // RenderThreadImpl::current() could be null in tests. |
| if (RenderThreadImpl::current()) { |
| if (is_hidden_) { |
| RenderThreadImpl::current()->WidgetHidden(); |
| first_update_visual_state_after_hidden_ = true; |
| } else { |
| RenderThreadImpl::current()->WidgetRestored(); |
| } |
| } |
| |
| if (render_widget_scheduling_state_) |
| render_widget_scheduling_state_->SetHidden(hidden); |
| } |
| |
| void RenderWidget::DidToggleFullscreen() { |
| if (!GetWebWidget()) |
| return; |
| |
| if (is_fullscreen_granted_) { |
| GetWebWidget()->DidEnterFullscreen(); |
| } else { |
| GetWebWidget()->DidExitFullscreen(); |
| } |
| } |
| |
| void RenderWidget::OnImeEventGuardStart(ImeEventGuard* guard) { |
| if (!ime_event_guard_) |
| ime_event_guard_ = guard; |
| } |
| |
| void RenderWidget::OnImeEventGuardFinish(ImeEventGuard* guard) { |
| if (ime_event_guard_ != guard) { |
| DCHECK(!ime_event_guard_->reply_to_request()); |
| return; |
| } |
| ime_event_guard_ = nullptr; |
| |
| // While handling an ime event, text input state and selection bounds updates |
| // are ignored. These must explicitly be updated once finished handling the |
| // ime event. |
| UpdateSelectionBounds(); |
| #if defined(OS_ANDROID) |
| if (guard->show_virtual_keyboard()) |
| ShowVirtualKeyboard(); |
| else |
| UpdateTextInputState(); |
| #endif |
| } |
| |
| void RenderWidget::GetSelectionBounds(gfx::Rect* focus, gfx::Rect* anchor) { |
| #if BUILDFLAG(ENABLE_PLUGINS) |
| if (auto* plugin = GetFocusedPepperPluginInsideWidget()) { |
| // TODO(kinaba) http://crbug.com/101101 |
| // Current Pepper IME API does not handle selection bounds. So we simply |
| // use the caret position as an empty range for now. It will be updated |
| // after Pepper API equips features related to surrounding text retrieval. |
| blink::WebRect caret(plugin->GetCaretBounds()); |
| ConvertViewportToWindow(&caret); |
| *focus = caret; |
| *anchor = caret; |
| return; |
| } |
| #endif |
| WebRect focus_webrect; |
| WebRect anchor_webrect; |
| GetWebWidget()->SelectionBounds(focus_webrect, anchor_webrect); |
| ConvertViewportToWindow(&focus_webrect); |
| ConvertViewportToWindow(&anchor_webrect); |
| *focus = focus_webrect; |
| *anchor = anchor_webrect; |
| } |
| |
| void RenderWidget::UpdateSelectionBounds() { |
| TRACE_EVENT0("renderer", "RenderWidget::UpdateSelectionBounds"); |
| if (!GetWebWidget()) |
| return; |
| if (ime_event_guard_) |
| return; |
| |
| #if defined(USE_AURA) |
| // TODO(mohsen): For now, always send explicit selection IPC notifications for |
| // Aura beucause composited selection updates are not working for webview tags |
| // which regresses IME inside webview. Remove this when composited selection |
| // updates are fixed for webviews. See, http://crbug.com/510568. |
| bool send_ipc = true; |
| #else |
| // With composited selection updates, the selection bounds will be reported |
| // directly by the compositor, in which case explicit IPC selection |
| // notifications should be suppressed. |
| bool send_ipc = |
| !blink::WebRuntimeFeatures::IsCompositedSelectionUpdateEnabled(); |
| #endif |
| if (send_ipc) { |
| ViewHostMsg_SelectionBounds_Params params; |
| params.is_anchor_first = false; |
| GetSelectionBounds(¶ms.anchor_rect, ¶ms.focus_rect); |
| if (selection_anchor_rect_ != params.anchor_rect || |
| selection_focus_rect_ != params.focus_rect) { |
| selection_anchor_rect_ = params.anchor_rect; |
| selection_focus_rect_ = params.focus_rect; |
| if (auto* focused_frame = GetFocusedWebLocalFrameInWidget()) { |
| focused_frame->SelectionTextDirection(params.focus_dir, |
| params.anchor_dir); |
| params.is_anchor_first = focused_frame->IsSelectionAnchorFirst(); |
| } |
| Send(new ViewHostMsg_SelectionBoundsChanged(routing_id_, params)); |
| } |
| } |
| |
| UpdateCompositionInfo(false /* not an immediate request */); |
| } |
| |
| void RenderWidget::DidAutoResize(const gfx::Size& new_size) { |
| WebRect new_size_in_window(0, 0, new_size.width(), new_size.height()); |
| ConvertViewportToWindow(&new_size_in_window); |
| if (size_.width() != new_size_in_window.width || |
| size_.height() != new_size_in_window.height) { |
| size_ = gfx::Size(new_size_in_window.width, new_size_in_window.height); |
| |
| if (resizing_mode_selector_->is_synchronous_mode()) { |
| gfx::Rect new_pos(WindowRect().x, WindowRect().y, size_.width(), |
| size_.height()); |
| view_screen_rect_ = new_pos; |
| window_screen_rect_ = new_pos; |
| } |
| |
| // TODO(ccameron): Note that this destroys any information differentiating |
| // |size_| from |compositor_viewport_pixel_size_|. Also note that the |
| // calculation of |new_compositor_viewport_pixel_size| does not appear to |
| // take into account device emulation. |
| if (compositor_) |
| compositor_->RequestNewLocalSurfaceId(); |
| gfx::Size new_compositor_viewport_pixel_size = |
| gfx::ScaleToCeiledSize(size_, GetWebScreenInfo().device_scale_factor); |
| UpdateSurfaceAndScreenInfo(local_surface_id_from_parent_, |
| new_compositor_viewport_pixel_size, |
| screen_info_); |
| } |
| } |
| |
| void RenderWidget::GetCompositionCharacterBounds( |
| std::vector<gfx::Rect>* bounds) { |
| DCHECK(bounds); |
| bounds->clear(); |
| |
| #if BUILDFLAG(ENABLE_PLUGINS) |
| if (GetFocusedPepperPluginInsideWidget()) |
| return; |
| #endif |
| |
| blink::WebInputMethodController* controller = GetInputMethodController(); |
| if (!controller) |
| return; |
| blink::WebVector<blink::WebRect> bounds_from_blink; |
| if (!controller->GetCompositionCharacterBounds(bounds_from_blink)) |
| return; |
| |
| for (size_t i = 0; i < bounds_from_blink.size(); ++i) { |
| ConvertViewportToWindow(&bounds_from_blink[i]); |
| bounds->push_back(bounds_from_blink[i]); |
| } |
| } |
| |
| void RenderWidget::GetCompositionRange(gfx::Range* range) { |
| #if BUILDFLAG(ENABLE_PLUGINS) |
| if (GetFocusedPepperPluginInsideWidget()) |
| return; |
| #endif |
| blink::WebInputMethodController* controller = GetInputMethodController(); |
| WebRange web_range = controller ? controller->CompositionRange() : WebRange(); |
| if (web_range.IsNull()) { |
| *range = gfx::Range::InvalidRange(); |
| return; |
| } |
| range->set_start(web_range.StartOffset()); |
| range->set_end(web_range.EndOffset()); |
| } |
| |
| bool RenderWidget::ShouldUpdateCompositionInfo( |
| const gfx::Range& range, |
| const std::vector<gfx::Rect>& bounds) { |
| if (!range.IsValid()) |
| return false; |
| if (composition_range_ != range) |
| return true; |
| if (bounds.size() != composition_character_bounds_.size()) |
| return true; |
| for (size_t i = 0; i < bounds.size(); ++i) { |
| if (bounds[i] != composition_character_bounds_[i]) |
| return true; |
| } |
| return false; |
| } |
| |
| bool RenderWidget::CanComposeInline() { |
| #if BUILDFLAG(ENABLE_PLUGINS) |
| if (auto* plugin = GetFocusedPepperPluginInsideWidget()) |
| return plugin->IsPluginAcceptingCompositionEvents(); |
| #endif |
| return true; |
| } |
| |
| blink::WebScreenInfo RenderWidget::GetScreenInfo() { |
| blink::WebScreenInfo web_screen_info; |
| web_screen_info.device_scale_factor = screen_info_.device_scale_factor; |
| web_screen_info.color_space = screen_info_.color_space; |
| web_screen_info.depth = screen_info_.depth; |
| web_screen_info.depth_per_component = screen_info_.depth_per_component; |
| web_screen_info.is_monochrome = screen_info_.is_monochrome; |
| web_screen_info.rect = blink::WebRect(screen_info_.rect); |
| web_screen_info.available_rect = blink::WebRect(screen_info_.available_rect); |
| switch (screen_info_.orientation_type) { |
| case SCREEN_ORIENTATION_VALUES_PORTRAIT_PRIMARY: |
| web_screen_info.orientation_type = |
| blink::kWebScreenOrientationPortraitPrimary; |
| break; |
| case SCREEN_ORIENTATION_VALUES_PORTRAIT_SECONDARY: |
| web_screen_info.orientation_type = |
| blink::kWebScreenOrientationPortraitSecondary; |
| break; |
| case SCREEN_ORIENTATION_VALUES_LANDSCAPE_PRIMARY: |
| web_screen_info.orientation_type = |
| blink::kWebScreenOrientationLandscapePrimary; |
| break; |
| case SCREEN_ORIENTATION_VALUES_LANDSCAPE_SECONDARY: |
| web_screen_info.orientation_type = |
| blink::kWebScreenOrientationLandscapeSecondary; |
| break; |
| default: |
| web_screen_info.orientation_type = blink::kWebScreenOrientationUndefined; |
| break; |
| } |
| web_screen_info.orientation_angle = screen_info_.orientation_angle; |
| |
| return web_screen_info; |
| } |
| |
| void RenderWidget::DidHandleGestureEvent(const WebGestureEvent& event, |
| bool event_cancelled) { |
| #if defined(OS_ANDROID) || defined(USE_AURA) |
| if (event_cancelled) |
| return; |
| if (event.GetType() == WebInputEvent::kGestureTap) { |
| ShowVirtualKeyboard(); |
| } else if (event.GetType() == WebInputEvent::kGestureLongPress) { |
| DCHECK(GetWebWidget()); |
| blink::WebInputMethodController* controller = GetInputMethodController(); |
| if (!controller || controller->TextInputInfo().value.IsEmpty()) |
| UpdateTextInputState(); |
| else |
| ShowVirtualKeyboard(); |
| } |
| // TODO(ananta): Piggyback off existing IPCs to communicate this information, |
| // crbug/420130. |
| #if defined(OS_WIN) |
| if (event.GetType() != blink::WebGestureEvent::kGestureTap) |
| return; |
| |
| // TODO(estade): hit test the event against focused node to make sure |
| // the tap actually hit the focused node. |
| blink::WebInputMethodController* controller = GetInputMethodController(); |
| blink::WebTextInputType text_input_type = |
| controller ? controller->TextInputType() : blink::kWebTextInputTypeNone; |
| |
| Send(new ViewHostMsg_FocusedNodeTouched( |
| routing_id_, text_input_type != blink::kWebTextInputTypeNone)); |
| #endif |
| #endif |
| } |
| |
| void RenderWidget::DidOverscroll( |
| const blink::WebFloatSize& overscrollDelta, |
| const blink::WebFloatSize& accumulatedOverscroll, |
| const blink::WebFloatPoint& position, |
| const blink::WebFloatSize& velocity, |
| const cc::OverscrollBehavior& behavior) { |
| #if defined(OS_MACOSX) |
| // On OSX the user can disable the elastic overscroll effect. If that's the |
| // case, don't forward the overscroll notification. |
| DCHECK(compositor_deps()); |
| if (!compositor_deps()->IsElasticOverscrollEnabled()) |
| return; |
| #endif |
| input_handler_->DidOverscrollFromBlink(overscrollDelta, accumulatedOverscroll, |
| position, velocity, behavior); |
| } |
| |
| // static |
| cc::LayerTreeSettings RenderWidget::GenerateLayerTreeSettings( |
| CompositorDependencies* compositor_deps, |
| bool is_for_subframe, |
| const gfx::Size& initial_screen_size, |
| float initial_device_scale_factor) { |
| const bool is_threaded = |
| !!compositor_deps->GetCompositorImplThreadTaskRunner(); |
| |
| const base::CommandLine& cmd = *base::CommandLine::ForCurrentProcess(); |
| cc::LayerTreeSettings settings; |
| |
| settings.resource_settings.use_r16_texture = |
| base::FeatureList::IsEnabled(media::kUseR16Texture); |
| |
| settings.commit_to_active_tree = !is_threaded; |
| settings.is_layer_tree_for_subframe = is_for_subframe; |
| |
| // For web contents, layer transforms should scale up the contents of layers |
| // to keep content always crisp when possible. |
| settings.layer_transforms_should_scale_layer_contents = true; |
| |
| settings.main_frame_before_activation_enabled = |
| cmd.HasSwitch(cc::switches::kEnableMainFrameBeforeActivation); |
| |
| // Checkerimaging is not supported for synchronous single-threaded mode, which |
| // is what the renderer uses if its not threaded. |
| settings.enable_checker_imaging = |
| !cmd.HasSwitch(cc::switches::kDisableCheckerImaging) && is_threaded; |
| |
| #if defined(OS_ANDROID) |
| // We can use a more aggressive limit on Android since decodes tend to take |
| // longer on these devices. |
| settings.min_image_bytes_to_checker = 512 * 1024; // 512kB |
| |
| // Re-rasterization of checker-imaged content with software raster can be too |
| // costly on Android. |
| settings.only_checker_images_with_gpu_raster = true; |
| #endif |
| |
| auto switch_value_as_int = [](const base::CommandLine& command_line, |
| const std::string& switch_string, int min_value, |
| int max_value, int* result) { |
| std::string string_value = command_line.GetSwitchValueASCII(switch_string); |
| int int_value; |
| if (base::StringToInt(string_value, &int_value) && int_value >= min_value && |
| int_value <= max_value) { |
| *result = int_value; |
| return true; |
| } else { |
| LOG(WARNING) << "Failed to parse switch " << switch_string << ": " |
| << string_value; |
| return false; |
| } |
| }; |
| |
| int default_tile_size = 256; |
| #if defined(OS_ANDROID) |
| const gfx::Size screen_size = |
| gfx::ScaleToFlooredSize(initial_screen_size, initial_device_scale_factor); |
| int display_width = screen_size.width(); |
| int display_height = screen_size.height(); |
| int numTiles = (display_width * display_height) / (256 * 256); |
| if (numTiles > 16) |
| default_tile_size = 384; |
| if (numTiles >= 40) |
| default_tile_size = 512; |
| |
| // Adjust for some resolutions that barely straddle an extra |
| // tile when in portrait mode. This helps worst case scroll/raster |
| // by not needing a full extra tile for each row. |
| constexpr int tolerance = 10; // To avoid rounding errors. |
| int portrait_width = std::min(display_width, display_height); |
| if (default_tile_size == 256 && std::abs(portrait_width - 768) < tolerance) |
| default_tile_size += 32; |
| if (default_tile_size == 384 && std::abs(portrait_width - 1200) < tolerance) |
| default_tile_size += 32; |
| #elif defined(OS_CHROMEOS) || defined(OS_MACOSX) |
| // Use 512 for high DPI (dsf=2.0f) devices. |
| if (initial_device_scale_factor >= 2.0f) |
| default_tile_size = 512; |
| #endif |
| |
| // TODO(danakj): This should not be a setting O_O; it should change when the |
| // device scale factor on LayerTreeHost changes. |
| settings.default_tile_size = gfx::Size(default_tile_size, default_tile_size); |
| if (cmd.HasSwitch(switches::kDefaultTileWidth)) { |
| int tile_width = 0; |
| switch_value_as_int(cmd, switches::kDefaultTileWidth, 1, |
| std::numeric_limits<int>::max(), &tile_width); |
| settings.default_tile_size.set_width(tile_width); |
| } |
| if (cmd.HasSwitch(switches::kDefaultTileHeight)) { |
| int tile_height = 0; |
| switch_value_as_int(cmd, switches::kDefaultTileHeight, 1, |
| std::numeric_limits<int>::max(), &tile_height); |
| settings.default_tile_size.set_height(tile_height); |
| } |
| |
| int max_untiled_layer_width = settings.max_untiled_layer_size.width(); |
| if (cmd.HasSwitch(switches::kMaxUntiledLayerWidth)) { |
| switch_value_as_int(cmd, switches::kMaxUntiledLayerWidth, 1, |
| std::numeric_limits<int>::max(), |
| &max_untiled_layer_width); |
| } |
| int max_untiled_layer_height = settings.max_untiled_layer_size.height(); |
| if (cmd.HasSwitch(switches::kMaxUntiledLayerHeight)) { |
| switch_value_as_int(cmd, switches::kMaxUntiledLayerHeight, 1, |
| std::numeric_limits<int>::max(), |
| &max_untiled_layer_height); |
| } |
| |
| settings.max_untiled_layer_size = |
| gfx::Size(max_untiled_layer_width, max_untiled_layer_height); |
| |
| settings.gpu_rasterization_msaa_sample_count = |
| compositor_deps->GetGpuRasterizationMSAASampleCount(); |
| settings.gpu_rasterization_forced = |
| compositor_deps->IsGpuRasterizationForced(); |
| |
| settings.can_use_lcd_text = compositor_deps->IsLcdTextEnabled(); |
| settings.use_zero_copy = compositor_deps->IsZeroCopyEnabled(); |
| settings.use_partial_raster = compositor_deps->IsPartialRasterEnabled(); |
| settings.enable_elastic_overscroll = |
| compositor_deps->IsElasticOverscrollEnabled(); |
| settings.resource_settings.use_gpu_memory_buffer_resources = |
| compositor_deps->IsGpuMemoryBufferCompositorResourcesEnabled(); |
| settings.use_painted_device_scale_factor = |
| compositor_deps->IsUseZoomForDSFEnabled(); |
| |
| // Build LayerTreeSettings from command line args. |
| if (cmd.HasSwitch(cc::switches::kBrowserControlsShowThreshold)) { |
| std::string top_threshold_str = |
| cmd.GetSwitchValueASCII(cc::switches::kBrowserControlsShowThreshold); |
| double show_threshold; |
| if (base::StringToDouble(top_threshold_str, &show_threshold) && |
| show_threshold >= 0.f && show_threshold <= 1.f) |
| settings.top_controls_show_threshold = show_threshold; |
| } |
| |
| if (cmd.HasSwitch(cc::switches::kBrowserControlsHideThreshold)) { |
| std::string top_threshold_str = |
| cmd.GetSwitchValueASCII(cc::switches::kBrowserControlsHideThreshold); |
| double hide_threshold; |
| if (base::StringToDouble(top_threshold_str, &hide_threshold) && |
| hide_threshold >= 0.f && hide_threshold <= 1.f) |
| settings.top_controls_hide_threshold = hide_threshold; |
| } |
| |
| settings.use_layer_lists = cmd.HasSwitch(cc::switches::kEnableLayerLists); |
| |
| // The means the renderer compositor has 2 possible modes: |
| // - Threaded compositing with a scheduler. |
| // - Single threaded compositing without a scheduler (for layout tests only). |
| // Using the scheduler in layout tests introduces additional composite steps |
| // that create flakiness. |
| settings.single_thread_proxy_scheduler = false; |
| |
| // These flags should be mirrored by UI versions in ui/compositor/. |
| if (cmd.HasSwitch(cc::switches::kShowCompositedLayerBorders)) |
| settings.initial_debug_state.show_debug_borders.set(); |
| settings.initial_debug_state.show_layer_animation_bounds_rects = |
| cmd.HasSwitch(cc::switches::kShowLayerAnimationBounds); |
| settings.initial_debug_state.show_paint_rects = |
| cmd.HasSwitch(switches::kShowPaintRects); |
| settings.initial_debug_state.show_property_changed_rects = |
| cmd.HasSwitch(cc::switches::kShowPropertyChangedRects); |
| settings.initial_debug_state.show_surface_damage_rects = |
| cmd.HasSwitch(cc::switches::kShowSurfaceDamageRects); |
| settings.initial_debug_state.show_screen_space_rects = |
| cmd.HasSwitch(cc::switches::kShowScreenSpaceRects); |
| |
| settings.initial_debug_state.SetRecordRenderingStats( |
| cmd.HasSwitch(cc::switches::kEnableGpuBenchmarking)); |
| settings.enable_surface_synchronization = |
| features::IsSurfaceSynchronizationEnabled(); |
| settings.build_hit_test_data = features::IsVizHitTestingSurfaceLayerEnabled(); |
| |
| if (cmd.HasSwitch(cc::switches::kSlowDownRasterScaleFactor)) { |
| const int kMinSlowDownScaleFactor = 0; |
| const int kMaxSlowDownScaleFactor = INT_MAX; |
| switch_value_as_int( |
| cmd, cc::switches::kSlowDownRasterScaleFactor, kMinSlowDownScaleFactor, |
| kMaxSlowDownScaleFactor, |
| &settings.initial_debug_state.slow_down_raster_scale_factor); |
| } |
| |
| // This is default overlay scrollbar settings for Android and DevTools mobile |
| // emulator. Aura Overlay Scrollbar will override below. |
| settings.scrollbar_animator = cc::LayerTreeSettings::ANDROID_OVERLAY; |
| settings.solid_color_scrollbar_color = SkColorSetARGB(128, 128, 128, 128); |
| settings.scrollbar_fade_delay = base::TimeDelta::FromMilliseconds(300); |
| settings.scrollbar_fade_duration = base::TimeDelta::FromMilliseconds(300); |
| |
| #if defined(OS_ANDROID) |
| bool using_synchronous_compositor = |
| compositor_deps->UsingSynchronousCompositing(); |
| bool using_low_memory_policy = base::SysInfo::IsLowEndDevice(); |
| |
| settings.use_stream_video_draw_quad = true; |
| settings.using_synchronous_renderer_compositor = using_synchronous_compositor; |
| if (using_synchronous_compositor) { |
| // Android WebView uses system scrollbars, so make ours invisible. |
| // http://crbug.com/677348: This can't be done using hide_scrollbars |
| // setting because supporting -webkit custom scrollbars is still desired |
| // on sublayers. |
| settings.scrollbar_animator = cc::LayerTreeSettings::NO_ANIMATOR; |
| settings.solid_color_scrollbar_color = SK_ColorTRANSPARENT; |
| |
| settings.enable_early_damage_check = |
| cmd.HasSwitch(cc::switches::kCheckDamageEarly); |
| } |
| // Android WebView handles root layer flings itself. |
| settings.ignore_root_layer_flings = using_synchronous_compositor; |
| // Memory policy on Android WebView does not depend on whether device is |
| // low end, so always use default policy. |
| if (using_low_memory_policy && !using_synchronous_compositor) { |
| // On low-end we want to be very carefull about killing other |
| // apps. So initially we use 50% more memory to avoid flickering |
| // or raster-on-demand. |
| settings.max_memory_for_prepaint_percentage = 67; |
| } else { |
| // On other devices we have increased memory excessively to avoid |
| // raster-on-demand already, so now we reserve 50% _only_ to avoid |
| // raster-on-demand, and use 50% of the memory otherwise. |
| settings.max_memory_for_prepaint_percentage = 50; |
| } |
| |
| // TODO(danakj): Only do this on low end devices. |
| settings.create_low_res_tiling = true; |
| |
| #else // defined(OS_ANDROID) |
| bool using_synchronous_compositor = false; // Only for Android WebView. |
| // On desktop, we never use the low memory policy unless we are simulating |
| // low-end mode via a switch. |
| bool using_low_memory_policy = |
| cmd.HasSwitch(switches::kEnableLowEndDeviceMode); |
| |
| if (ui::IsOverlayScrollbarEnabled()) { |
| settings.scrollbar_animator = cc::LayerTreeSettings::AURA_OVERLAY; |
| settings.scrollbar_fade_delay = ui::kOverlayScrollbarFadeDelay; |
| settings.scrollbar_fade_duration = ui::kOverlayScrollbarFadeDuration; |
| settings.scrollbar_thinning_duration = |
| ui::kOverlayScrollbarThinningDuration; |
| settings.scrollbar_flash_after_any_scroll_update = |
| ui::OverlayScrollbarFlashAfterAnyScrollUpdate(); |
| settings.scrollbar_flash_when_mouse_enter = |
| ui::OverlayScrollbarFlashWhenMouseEnter(); |
| } |
| |
| // On desktop, if there's over 4GB of memory on the machine, increase the |
| // working set size to 256MB for both gpu and software. |
| const int kImageDecodeMemoryThresholdMB = 4 * 1024; |
| if (base::SysInfo::AmountOfPhysicalMemoryMB() >= |
| kImageDecodeMemoryThresholdMB) { |
| settings.decoded_image_working_set_budget_bytes = 256 * 1024 * 1024; |
| } else { |
| // This is the default, but recorded here as well. |
| settings.decoded_image_working_set_budget_bytes = 128 * 1024 * 1024; |
| } |
| #endif // defined(OS_ANDROID) |
| |
| if (using_low_memory_policy) { |
| // RGBA_4444 textures are only enabled: |
| // - If the user hasn't explicitly disabled them |
| // - If system ram is <= 512MB (1GB devices are sometimes low-end). |
| // - If we are not running in a WebView, where 4444 isn't supported. |
| if (!cmd.HasSwitch(switches::kDisableRGBA4444Textures) && |
| base::SysInfo::AmountOfPhysicalMemoryMB() <= 512 && |
| !using_synchronous_compositor) { |
| settings.use_rgba_4444 = viz::RGBA_4444; |
| |
| // If we are going to unpremultiply and dither these tiles, we need to |
| // allocate an additional RGBA_8888 intermediate for each tile |
| // rasterization when rastering to RGBA_4444 to allow for dithering. |
| // Setting a reasonable sized max tile size allows this intermediate to |
| // be consistently reused. |
| if (base::FeatureList::IsEnabled( |
| kUnpremultiplyAndDitherLowBitDepthTiles)) { |
| settings.max_gpu_raster_tile_size = gfx::Size(512, 256); |
| settings.unpremultiply_and_dither_low_bit_depth_tiles = true; |
| } |
| } |
| } |
| |
| if (cmd.HasSwitch(switches::kEnableLowResTiling)) |
| settings.create_low_res_tiling = true; |
| if (cmd.HasSwitch(switches::kDisableLowResTiling)) |
| settings.create_low_res_tiling = false; |
| |
| if (cmd.HasSwitch(switches::kEnableRGBA4444Textures) && |
| !cmd.HasSwitch(switches::kDisableRGBA4444Textures)) { |
| settings.use_rgba_4444 = true; |
| } |
| |
| settings.max_staging_buffer_usage_in_bytes = 32 * 1024 * 1024; // 32MB |
| // Use 1/4th of staging buffers on low-end devices. |
| if (base::SysInfo::IsLowEndDevice()) |
| settings.max_staging_buffer_usage_in_bytes /= 4; |
| |
| cc::ManagedMemoryPolicy defaults = settings.memory_policy; |
| settings.memory_policy = GetGpuMemoryPolicy(defaults, initial_screen_size, |
| initial_device_scale_factor); |
| |
| settings.disallow_non_exact_resource_reuse = |
| cmd.HasSwitch(switches::kDisallowNonExactResourceReuse); |
| #if defined(OS_ANDROID) |
| // TODO(crbug.com/746931): This feature appears to be causing visual |
| // corruption on certain android devices. Will investigate and re-enable. |
| settings.disallow_non_exact_resource_reuse = true; |
| #endif |
| |
| if (cmd.HasSwitch(switches::kRunAllCompositorStagesBeforeDraw)) { |
| settings.wait_for_all_pipeline_stages_before_draw = true; |
| settings.enable_latency_recovery = false; |
| } |
| |
| settings.enable_image_animation_resync = |
| !cmd.HasSwitch(switches::kDisableImageAnimationResync); |
| |
| settings.always_request_presentation_time = |
| cmd.HasSwitch(cc::switches::kAlwaysRequestPresentationTime); |
| return settings; |
| } |
| |
| // static |
| cc::ManagedMemoryPolicy RenderWidget::GetGpuMemoryPolicy( |
| const cc::ManagedMemoryPolicy& default_policy, |
| const gfx::Size& initial_screen_size, |
| float initial_device_scale_factor) { |
| cc::ManagedMemoryPolicy actual = default_policy; |
| actual.bytes_limit_when_visible = 0; |
| |
| // If the value was overridden on the command line, use the specified value. |
| static bool client_hard_limit_bytes_overridden = |
| base::CommandLine::ForCurrentProcess()->HasSwitch( |
| switches::kForceGpuMemAvailableMb); |
| if (client_hard_limit_bytes_overridden) { |
| if (base::StringToSizeT( |
| base::CommandLine::ForCurrentProcess()->GetSwitchValueASCII( |
| switches::kForceGpuMemAvailableMb), |
| &actual.bytes_limit_when_visible)) |
| actual.bytes_limit_when_visible *= 1024 * 1024; |
| return actual; |
| } |
| |
| #if defined(OS_ANDROID) |
| // We can't query available GPU memory from the system on Android. |
| // Physical memory is also mis-reported sometimes (eg. Nexus 10 reports |
| // 1262MB when it actually has 2GB, while Razr M has 1GB but only reports |
| // 128MB java heap size). First we estimate physical memory using both. |
| size_t dalvik_mb = base::SysInfo::DalvikHeapSizeMB(); |
| size_t physical_mb = base::SysInfo::AmountOfPhysicalMemoryMB(); |
| size_t physical_memory_mb = 0; |
| if (base::SysInfo::IsLowEndDevice()) { |
| // TODO(crbug.com/742534): The code below appears to no longer work. |
| // |dalvik_mb| no longer follows the expected heuristic pattern, causing us |
| // to over-estimate memory on low-end devices. This entire section probably |
| // needs to be re-written, but for now we can address the low-end Android |
| // issues by ignoring |dalvik_mb|. |
| physical_memory_mb = physical_mb; |
| } else if (dalvik_mb >= 256) { |
| physical_memory_mb = dalvik_mb * 4; |
| } else { |
| physical_memory_mb = std::max(dalvik_mb * 4, (physical_mb * 4) / 3); |
| } |
| |
| // Now we take a default of 1/8th of memory on high-memory devices, |
| // and gradually scale that back for low-memory devices (to be nicer |
| // to other apps so they don't get killed). Examples: |
| // Nexus 4/10(2GB) 256MB (normally 128MB) |
| // Droid Razr M(1GB) 114MB (normally 57MB) |
| // Galaxy Nexus(1GB) 100MB (normally 50MB) |
| // Xoom(1GB) 100MB (normally 50MB) |
| // Nexus S(low-end) 8MB (normally 8MB) |
| // Note that the compositor now uses only some of this memory for |
| // pre-painting and uses the rest only for 'emergencies'. |
| if (actual.bytes_limit_when_visible == 0) { |
| // NOTE: Non-low-end devices use only 50% of these limits, |
| // except during 'emergencies' where 100% can be used. |
| if (physical_memory_mb >= 1536) |
| actual.bytes_limit_when_visible = physical_memory_mb / 8; // >192MB |
| else if (physical_memory_mb >= 1152) |
| actual.bytes_limit_when_visible = physical_memory_mb / 8; // >144MB |
| else if (physical_memory_mb >= 768) |
| actual.bytes_limit_when_visible = physical_memory_mb / 10; // >76MB |
| else if (physical_memory_mb >= 513) |
| actual.bytes_limit_when_visible = physical_memory_mb / 12; // <64MB |
| else |
| // Devices with this little RAM have very little headroom so we hardcode |
| // the limit rather than relying on the heuristics above. (They also use |
| // 4444 textures so we can use a lower limit.) |
| actual.bytes_limit_when_visible = 8; |
| |
| actual.bytes_limit_when_visible = |
| actual.bytes_limit_when_visible * 1024 * 1024; |
| // Clamp the observed value to a specific range on Android. |
| actual.bytes_limit_when_visible = std::max( |
| actual.bytes_limit_when_visible, static_cast<size_t>(8 * 1024 * 1024)); |
| actual.bytes_limit_when_visible = |
| std::min(actual.bytes_limit_when_visible, |
| static_cast<size_t>(256 * 1024 * 1024)); |
| } |
| actual.priority_cutoff_when_visible = |
| gpu::MemoryAllocation::CUTOFF_ALLOW_EVERYTHING; |
| #else |
| // Ignore what the system said and give all clients the same maximum |
| // allocation on desktop platforms. |
| actual.bytes_limit_when_visible = 512 * 1024 * 1024; |
| actual.priority_cutoff_when_visible = |
| gpu::MemoryAllocation::CUTOFF_ALLOW_NICE_TO_HAVE; |
| |
| // For large monitors (4k), double the tile memory to avoid frequent out of |
| // memory problems. 4k could mean a screen width of anywhere from 3840 to 4096 |
| // (see https://en.wikipedia.org/wiki/4K_resolution). We use 3500 as a proxy |
| // for "large enough". |
| static const int kLargeDisplayThreshold = 3500; |
| int display_width = |
| std::round(initial_screen_size.width() * initial_device_scale_factor); |
| if (display_width >= kLargeDisplayThreshold) |
| actual.bytes_limit_when_visible *= 2; |
| #endif |
| return actual; |
| } |
| |
| void RenderWidget::StartCompositor() { |
| if (!is_hidden()) |
| compositor_->SetVisible(true); |
| } |
| |
| RenderWidgetCompositor* RenderWidget::compositor() const { |
| return compositor_.get(); |
| } |
| |
| void RenderWidget::SetHandlingInputEventForTesting(bool handling_input_event) { |
| input_handler_->set_handling_input_event(handling_input_event); |
| } |
| |
| void RenderWidget::HasTouchEventHandlers(bool has_handlers) { |
| if (has_touch_handlers_ && *has_touch_handlers_ == has_handlers) |
| return; |
| |
| has_touch_handlers_ = has_handlers; |
| if (render_widget_scheduling_state_) |
| render_widget_scheduling_state_->SetHasTouchHandler(has_handlers); |
| Send(new ViewHostMsg_HasTouchEventHandlers(routing_id_, has_handlers)); |
| } |
| |
| void RenderWidget::SetNeedsLowLatencyInput(bool needs_low_latency) { |
| if (input_event_queue_) |
| input_event_queue_->SetNeedsLowLatency(needs_low_latency); |
| } |
| |
| void RenderWidget::RequestUnbufferedInputEvents() { |
| if (input_event_queue_) |
| input_event_queue_->RequestUnbufferedInputEvents(); |
| } |
| |
| void RenderWidget::SetTouchAction(cc::TouchAction touch_action) { |
| if (!input_handler_->ProcessTouchAction(touch_action)) |
| return; |
| |
| widget_input_handler_manager_->ProcessTouchAction(touch_action); |
| } |
| |
| void RenderWidget::RegisterRenderFrameProxy(RenderFrameProxy* proxy) { |
| render_frame_proxies_.AddObserver(proxy); |
| } |
| |
| void RenderWidget::UnregisterRenderFrameProxy(RenderFrameProxy* proxy) { |
| render_frame_proxies_.RemoveObserver(proxy); |
| } |
| |
| void RenderWidget::RegisterRenderFrame(RenderFrameImpl* frame) { |
| render_frames_.AddObserver(frame); |
| } |
| |
| void RenderWidget::UnregisterRenderFrame(RenderFrameImpl* frame) { |
| render_frames_.RemoveObserver(frame); |
| } |
| |
| void RenderWidget::RegisterBrowserPlugin(BrowserPlugin* browser_plugin) { |
| browser_plugins_.AddObserver(browser_plugin); |
| browser_plugin->ScreenInfoChanged(GetOriginalScreenInfo()); |
| } |
| |
| void RenderWidget::UnregisterBrowserPlugin(BrowserPlugin* browser_plugin) { |
| browser_plugins_.RemoveObserver(browser_plugin); |
| } |
| |
| void RenderWidget::OnWaitNextFrameForTests(int routing_id) { |
| QueueMessage(new ViewHostMsg_WaitForNextFrameForTests_ACK(routing_id), |
| MESSAGE_DELIVERY_POLICY_WITH_VISUAL_STATE); |
| } |
| |
| const ScreenInfo& RenderWidget::GetWebScreenInfo() const { |
| return screen_info_; |
| } |
| |
| const ScreenInfo& RenderWidget::GetOriginalScreenInfo() const { |
| return screen_metrics_emulator_ |
| ? screen_metrics_emulator_->original_screen_info() |
| : screen_info_; |
| } |
| |
| gfx::PointF RenderWidget::ConvertWindowPointToViewport( |
| const gfx::PointF& point) { |
| blink::WebFloatRect point_in_viewport(point.x(), point.y(), 0, 0); |
| ConvertWindowToViewport(&point_in_viewport); |
| return gfx::PointF(point_in_viewport.x, point_in_viewport.y); |
| } |
| |
| gfx::Point RenderWidget::ConvertWindowPointToViewport(const gfx::Point& point) { |
| return gfx::ToRoundedPoint(ConvertWindowPointToViewport(gfx::PointF(point))); |
| } |
| |
| bool RenderWidget::RequestPointerLock() { |
| return mouse_lock_dispatcher_->LockMouse(webwidget_mouse_lock_target_.get()); |
| } |
| |
| void RenderWidget::RequestPointerUnlock() { |
| mouse_lock_dispatcher_->UnlockMouse(webwidget_mouse_lock_target_.get()); |
| } |
| |
| bool RenderWidget::IsPointerLocked() { |
| return mouse_lock_dispatcher_->IsMouseLockedTo( |
| webwidget_mouse_lock_target_.get()); |
| } |
| |
| void RenderWidget::StartDragging(blink::WebReferrerPolicy policy, |
| const WebDragData& data, |
| WebDragOperationsMask mask, |
| const WebImage& image, |
| const WebPoint& webImageOffset) { |
| blink::WebRect offset_in_window(webImageOffset.x, webImageOffset.y, 0, 0); |
| ConvertViewportToWindow(&offset_in_window); |
| DropData drop_data(DropDataBuilder::Build(data)); |
| drop_data.referrer_policy = policy; |
| gfx::Vector2d imageOffset(offset_in_window.x, offset_in_window.y); |
| Send(new DragHostMsg_StartDragging(routing_id(), drop_data, mask, |
| image.GetSkBitmap(), imageOffset, |
| possible_drag_event_info_)); |
| } |
| |
| uint32_t RenderWidget::GetContentSourceId() { |
| return current_content_source_id_; |
| } |
| |
| void RenderWidget::DidNavigate() { |
| ++current_content_source_id_; |
| if (!compositor_) |
| return; |
| compositor_->SetContentSourceId(current_content_source_id_); |
| compositor_->ClearCachesOnNextCommit(); |
| } |
| |
| blink::WebWidget* RenderWidget::GetWebWidget() const { |
| return webwidget_internal_; |
| } |
| |
| blink::WebInputMethodController* RenderWidget::GetInputMethodController() |
| const { |
| if (auto* frame_widget = GetFrameWidget()) |
| return frame_widget->GetActiveWebInputMethodController(); |
| |
| return nullptr; |
| } |
| |
| void RenderWidget::SetupWidgetInputHandler( |
| mojom::WidgetInputHandlerRequest request, |
| mojom::WidgetInputHandlerHostPtr host) { |
| widget_input_handler_manager_->AddInterface(std::move(request), |
| std::move(host)); |
| } |
| |
| void RenderWidget::SetWidgetBinding(mojom::WidgetRequest request) { |
| // Close the old binding if there was one. |
| // A RenderWidgetHost should not need more than one channel. |
| widget_binding_.Close(); |
| widget_binding_.Bind(std::move(request)); |
| } |
| |
| void RenderWidget::SetMouseCapture(bool capture) { |
| if (mojom::WidgetInputHandlerHost* host = |
| widget_input_handler_manager_->GetWidgetInputHandlerHost()) { |
| host->SetMouseCapture(capture); |
| } |
| } |
| |
| bool RenderWidget::IsSurfaceSynchronizationEnabled() const { |
| return compositor_ && compositor_->IsSurfaceSynchronizationEnabled(); |
| } |
| |
| void RenderWidget::UpdateURLForCompositorUkm() { |
| DCHECK(compositor_); |
| blink::WebFrameWidget* frame_widget = GetFrameWidget(); |
| if (!frame_widget) |
| return; |
| |
| auto* render_frame = RenderFrameImpl::FromWebFrame(frame_widget->LocalRoot()); |
| if (!render_frame->IsMainFrame()) |
| return; |
| |
| compositor_->SetURLForUkm(render_frame->GetWebFrame()->GetDocument().Url()); |
| } |
| |
| blink::WebLocalFrame* RenderWidget::GetFocusedWebLocalFrameInWidget() const { |
| if (auto* frame_widget = GetFrameWidget()) |
| return frame_widget->FocusedWebLocalFrameInWidget(); |
| return nullptr; |
| } |
| |
| #if BUILDFLAG(ENABLE_PLUGINS) |
| PepperPluginInstanceImpl* RenderWidget::GetFocusedPepperPluginInsideWidget() { |
| blink::WebFrameWidget* frame_widget = GetFrameWidget(); |
| if (!frame_widget) |
| return nullptr; |
| |
| // Focused pepper instance might not always be in the focused frame. For |
| // instance if a pepper instance and its embedder frame are focused an then |
| // another frame takes focus using javascript, the embedder frame will no |
| // longer be focused while the pepper instance is (the embedder frame's |
| // |focused_pepper_plugin_| is not nullptr). Especially, if the pepper plugin |
| // is fullscreen, clicking into the pepper will not refocus the embedder |
| // frame. This is why we have to traverse the whole frame tree to find the |
| // focused plugin. |
| blink::WebFrame* current_frame = frame_widget->LocalRoot(); |
| while (current_frame) { |
| RenderFrameImpl* render_frame = |
| current_frame->IsWebLocalFrame() |
| ? RenderFrameImpl::FromWebFrame(current_frame) |
| : nullptr; |
| if (render_frame && render_frame->focused_pepper_plugin()) |
| return render_frame->focused_pepper_plugin(); |
| current_frame = current_frame->TraverseNext(); |
| } |
| return nullptr; |
| } |
| #endif |
| |
| gfx::Rect RenderWidget::ViewportVisibleRect() { |
| return for_oopif_ ? compositor_visible_rect_ |
| : gfx::Rect(compositor_viewport_pixel_size_); |
| } |
| |
| base::WeakPtr<RenderWidget> RenderWidget::AsWeakPtr() { |
| return weak_ptr_factory_.GetWeakPtr(); |
| } |
| |
| } // namespace content |
