| // Copyright 2014 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 "base/bind_helpers.h" |
| #include "base/command_line.h" |
| #include "base/logging.h" |
| #include "base/message_loop/message_loop.h" |
| #include "content/browser/browser_plugin/browser_plugin_guest.h" |
| #include "content/browser/frame_host/render_widget_host_view_guest.h" |
| #include "content/browser/renderer_host/render_view_host_impl.h" |
| #include "content/common/browser_plugin/browser_plugin_messages.h" |
| #include "content/common/frame_messages.h" |
| #include "content/common/gpu/gpu_messages.h" |
| #include "content/common/host_shared_bitmap_manager.h" |
| #include "content/common/input/web_touch_event_traits.h" |
| #include "content/common/view_messages.h" |
| #include "content/common/webplugin_geometry.h" |
| #include "content/public/common/content_switches.h" |
| #include "skia/ext/platform_canvas.h" |
| #include "third_party/WebKit/public/platform/WebScreenInfo.h" |
| |
| #if defined(OS_MACOSX) |
| #import "content/browser/renderer_host/render_widget_host_view_mac_dictionary_helper.h" |
| #endif |
| |
| #if defined(USE_AURA) |
| #include "content/browser/renderer_host/ui_events_helper.h" |
| #endif |
| |
| namespace content { |
| |
| namespace { |
| |
| #if defined(USE_AURA) |
| blink::WebGestureEvent CreateFlingCancelEvent(double time_stamp) { |
| blink::WebGestureEvent gesture_event; |
| gesture_event.timeStampSeconds = time_stamp; |
| gesture_event.type = blink::WebGestureEvent::GestureFlingCancel; |
| gesture_event.sourceDevice = blink::WebGestureDeviceTouchscreen; |
| return gesture_event; |
| } |
| #endif // defined(USE_AURA) |
| |
| } // namespace |
| |
| RenderWidgetHostViewGuest::RenderWidgetHostViewGuest( |
| RenderWidgetHost* widget_host, |
| BrowserPluginGuest* guest, |
| RenderWidgetHostViewBase* platform_view) |
| : RenderWidgetHostViewChildFrame(widget_host), |
| // |guest| is NULL during test. |
| guest_(guest ? guest->AsWeakPtr() : base::WeakPtr<BrowserPluginGuest>()), |
| platform_view_(platform_view) { |
| #if defined(USE_AURA) |
| gesture_recognizer_.reset(ui::GestureRecognizer::Create()); |
| gesture_recognizer_->AddGestureEventHelper(this); |
| #endif // defined(USE_AURA) |
| } |
| |
| RenderWidgetHostViewGuest::~RenderWidgetHostViewGuest() { |
| #if defined(USE_AURA) |
| gesture_recognizer_->RemoveGestureEventHelper(this); |
| #endif // defined(USE_AURA) |
| } |
| |
| void RenderWidgetHostViewGuest::WasShown() { |
| // If the WebContents associated with us showed an interstitial page in the |
| // beginning, the teardown path might call WasShown() while |host_| is in |
| // the process of destruction. Avoid calling WasShown below in this case. |
| // TODO(lazyboy): We shouldn't be showing interstitial pages in guests in the |
| // first place: http://crbug.com/273089. |
| // |
| // |guest_| is NULL during test. |
| if ((guest_ && guest_->is_in_destruction()) || !host_->is_hidden()) |
| return; |
| host_->WasShown(ui::LatencyInfo()); |
| } |
| |
| void RenderWidgetHostViewGuest::WasHidden() { |
| // |guest_| is NULL during test. |
| if ((guest_ && guest_->is_in_destruction()) || host_->is_hidden()) |
| return; |
| host_->WasHidden(); |
| } |
| |
| void RenderWidgetHostViewGuest::SetSize(const gfx::Size& size) { |
| size_ = size; |
| host_->WasResized(); |
| } |
| |
| void RenderWidgetHostViewGuest::SetBounds(const gfx::Rect& rect) { |
| SetSize(rect.size()); |
| } |
| |
| #if defined(USE_AURA) |
| void RenderWidgetHostViewGuest::ProcessAckedTouchEvent( |
| const TouchEventWithLatencyInfo& touch, InputEventAckState ack_result) { |
| // TODO(fsamuel): Currently we will only take this codepath if the guest has |
| // requested touch events. A better solution is to always forward touchpresses |
| // to the embedder process to target a BrowserPlugin, and then route all |
| // subsequent touch points of that touchdown to the appropriate guest until |
| // that touch point is released. |
| ScopedVector<ui::TouchEvent> events; |
| if (!MakeUITouchEventsFromWebTouchEvents(touch, &events, LOCAL_COORDINATES)) |
| return; |
| |
| ui::EventResult result = (ack_result == |
| INPUT_EVENT_ACK_STATE_CONSUMED) ? ui::ER_HANDLED : ui::ER_UNHANDLED; |
| for (ScopedVector<ui::TouchEvent>::iterator iter = events.begin(), |
| end = events.end(); iter != end; ++iter) { |
| if (!ui::GestureRecognizer::Get()->ProcessTouchEventPreDispatch(*(*iter), |
| this)) { |
| continue; |
| } |
| scoped_ptr<ui::GestureRecognizer::Gestures> gestures; |
| gestures.reset(ui::GestureRecognizer::Get()->ProcessTouchEventPostDispatch( |
| *(*iter), result, this)); |
| ProcessGestures(gestures.get()); |
| } |
| } |
| #endif |
| |
| gfx::Rect RenderWidgetHostViewGuest::GetViewBounds() const { |
| if (!guest_) |
| return gfx::Rect(); |
| |
| RenderWidgetHostViewBase* rwhv = GetGuestRenderWidgetHostView(); |
| gfx::Rect embedder_bounds; |
| if (rwhv) |
| embedder_bounds = rwhv->GetViewBounds(); |
| gfx::Rect shifted_rect = guest_->ToGuestRect(embedder_bounds); |
| shifted_rect.set_width(size_.width()); |
| shifted_rect.set_height(size_.height()); |
| return shifted_rect; |
| } |
| |
| void RenderWidgetHostViewGuest::RenderProcessGone( |
| base::TerminationStatus status, |
| int error_code) { |
| platform_view_->RenderProcessGone(status, error_code); |
| // Destroy the guest view instance only, so we don't end up calling |
| // platform_view_->Destroy(). |
| DestroyGuestView(); |
| } |
| |
| void RenderWidgetHostViewGuest::Destroy() { |
| // The RenderWidgetHost's destruction led here, so don't call it. |
| DestroyGuestView(); |
| |
| platform_view_->Destroy(); |
| } |
| |
| gfx::Size RenderWidgetHostViewGuest::GetPhysicalBackingSize() const { |
| return RenderWidgetHostViewBase::GetPhysicalBackingSize(); |
| } |
| |
| base::string16 RenderWidgetHostViewGuest::GetSelectedText() const { |
| return platform_view_->GetSelectedText(); |
| } |
| |
| void RenderWidgetHostViewGuest::SetTooltipText( |
| const base::string16& tooltip_text) { |
| platform_view_->SetTooltipText(tooltip_text); |
| } |
| |
| void RenderWidgetHostViewGuest::AcceleratedSurfaceBuffersSwapped( |
| const GpuHostMsg_AcceleratedSurfaceBuffersSwapped_Params& params, |
| int gpu_host_id) { |
| if (!guest_) |
| return; |
| |
| FrameMsg_BuffersSwapped_Params guest_params; |
| guest_params.size = params.size; |
| guest_params.mailbox = params.mailbox; |
| guest_params.gpu_route_id = params.route_id; |
| guest_params.gpu_host_id = gpu_host_id; |
| guest_->SendMessageToEmbedder( |
| new BrowserPluginMsg_BuffersSwapped(guest_->instance_id(), |
| guest_params)); |
| } |
| |
| void RenderWidgetHostViewGuest::AcceleratedSurfacePostSubBuffer( |
| const GpuHostMsg_AcceleratedSurfacePostSubBuffer_Params& params, |
| int gpu_host_id) { |
| NOTREACHED(); |
| } |
| |
| void RenderWidgetHostViewGuest::OnSwapCompositorFrame( |
| uint32 output_surface_id, |
| scoped_ptr<cc::CompositorFrame> frame) { |
| if (!guest_) |
| return; |
| |
| if (!guest_->attached()) { |
| // If the guest doesn't have an embedder then there's nothing to give the |
| // the frame to. |
| return; |
| } |
| base::SharedMemoryHandle software_frame_handle = |
| base::SharedMemory::NULLHandle(); |
| if (frame->software_frame_data) { |
| cc::SoftwareFrameData* frame_data = frame->software_frame_data.get(); |
| scoped_ptr<cc::SharedBitmap> bitmap = |
| HostSharedBitmapManager::current()->GetSharedBitmapFromId( |
| frame_data->size, frame_data->bitmap_id); |
| if (!bitmap) |
| return; |
| |
| RenderWidgetHostView* embedder_rwhv = |
| guest_->GetEmbedderRenderWidgetHostView(); |
| base::ProcessHandle embedder_pid = |
| embedder_rwhv->GetRenderWidgetHost()->GetProcess()->GetHandle(); |
| |
| bitmap->memory()->ShareToProcess(embedder_pid, &software_frame_handle); |
| } |
| |
| FrameMsg_CompositorFrameSwapped_Params guest_params; |
| frame->AssignTo(&guest_params.frame); |
| guest_params.output_surface_id = output_surface_id; |
| guest_params.producing_route_id = host_->GetRoutingID(); |
| guest_params.producing_host_id = host_->GetProcess()->GetID(); |
| guest_params.shared_memory_handle = software_frame_handle; |
| |
| guest_->SendMessageToEmbedder( |
| new BrowserPluginMsg_CompositorFrameSwapped(guest_->instance_id(), |
| guest_params)); |
| } |
| |
| bool RenderWidgetHostViewGuest::OnMessageReceived(const IPC::Message& msg) { |
| return platform_view_->OnMessageReceived(msg); |
| } |
| |
| void RenderWidgetHostViewGuest::InitAsChild( |
| gfx::NativeView parent_view) { |
| platform_view_->InitAsChild(parent_view); |
| } |
| |
| void RenderWidgetHostViewGuest::InitAsPopup( |
| RenderWidgetHostView* parent_host_view, const gfx::Rect& pos) { |
| // This should never get called. |
| NOTREACHED(); |
| } |
| |
| void RenderWidgetHostViewGuest::InitAsFullscreen( |
| RenderWidgetHostView* reference_host_view) { |
| // This should never get called. |
| NOTREACHED(); |
| } |
| |
| gfx::NativeView RenderWidgetHostViewGuest::GetNativeView() const { |
| if (!guest_) |
| return gfx::NativeView(); |
| |
| RenderWidgetHostView* rwhv = guest_->GetEmbedderRenderWidgetHostView(); |
| if (!rwhv) |
| return gfx::NativeView(); |
| return rwhv->GetNativeView(); |
| } |
| |
| gfx::NativeViewId RenderWidgetHostViewGuest::GetNativeViewId() const { |
| if (!guest_) |
| return static_cast<gfx::NativeViewId>(NULL); |
| |
| RenderWidgetHostView* rwhv = guest_->GetEmbedderRenderWidgetHostView(); |
| if (!rwhv) |
| return static_cast<gfx::NativeViewId>(NULL); |
| return rwhv->GetNativeViewId(); |
| } |
| |
| gfx::NativeViewAccessible RenderWidgetHostViewGuest::GetNativeViewAccessible() { |
| if (!guest_) |
| return gfx::NativeViewAccessible(); |
| |
| RenderWidgetHostView* rwhv = guest_->GetEmbedderRenderWidgetHostView(); |
| if (!rwhv) |
| return gfx::NativeViewAccessible(); |
| return rwhv->GetNativeViewAccessible(); |
| } |
| |
| void RenderWidgetHostViewGuest::MovePluginWindows( |
| const std::vector<WebPluginGeometry>& moves) { |
| platform_view_->MovePluginWindows(moves); |
| } |
| |
| void RenderWidgetHostViewGuest::UpdateCursor(const WebCursor& cursor) { |
| platform_view_->UpdateCursor(cursor); |
| } |
| |
| void RenderWidgetHostViewGuest::SetIsLoading(bool is_loading) { |
| platform_view_->SetIsLoading(is_loading); |
| } |
| |
| void RenderWidgetHostViewGuest::TextInputStateChanged( |
| const ViewHostMsg_TextInputState_Params& params) { |
| if (!guest_) |
| return; |
| |
| RenderWidgetHostViewBase* rwhv = GetGuestRenderWidgetHostView(); |
| if (!rwhv) |
| return; |
| // Forward the information to embedding RWHV. |
| rwhv->TextInputStateChanged(params); |
| } |
| |
| void RenderWidgetHostViewGuest::ImeCancelComposition() { |
| if (!guest_) |
| return; |
| |
| RenderWidgetHostViewBase* rwhv = GetGuestRenderWidgetHostView(); |
| if (!rwhv) |
| return; |
| // Forward the information to embedding RWHV. |
| rwhv->ImeCancelComposition(); |
| } |
| |
| #if defined(OS_MACOSX) || defined(USE_AURA) |
| void RenderWidgetHostViewGuest::ImeCompositionRangeChanged( |
| const gfx::Range& range, |
| const std::vector<gfx::Rect>& character_bounds) { |
| if (!guest_) |
| return; |
| |
| RenderWidgetHostViewBase* rwhv = GetGuestRenderWidgetHostView(); |
| if (!rwhv) |
| return; |
| std::vector<gfx::Rect> guest_character_bounds; |
| for (size_t i = 0; i < character_bounds.size(); ++i) { |
| gfx::Rect guest_rect = guest_->ToGuestRect(character_bounds[i]); |
| guest_character_bounds.push_back(guest_rect); |
| } |
| // Forward the information to embedding RWHV. |
| rwhv->ImeCompositionRangeChanged(range, guest_character_bounds); |
| } |
| #endif |
| |
| void RenderWidgetHostViewGuest::SelectionChanged(const base::string16& text, |
| size_t offset, |
| const gfx::Range& range) { |
| platform_view_->SelectionChanged(text, offset, range); |
| } |
| |
| void RenderWidgetHostViewGuest::SelectionBoundsChanged( |
| const ViewHostMsg_SelectionBounds_Params& params) { |
| if (!guest_) |
| return; |
| |
| RenderWidgetHostViewBase* rwhv = GetGuestRenderWidgetHostView(); |
| if (!rwhv) |
| return; |
| ViewHostMsg_SelectionBounds_Params guest_params(params); |
| guest_params.anchor_rect = guest_->ToGuestRect(params.anchor_rect); |
| guest_params.focus_rect = guest_->ToGuestRect(params.focus_rect); |
| rwhv->SelectionBoundsChanged(guest_params); |
| } |
| |
| void RenderWidgetHostViewGuest::CopyFromCompositingSurface( |
| const gfx::Rect& src_subrect, |
| const gfx::Size& dst_size, |
| const base::Callback<void(bool, const SkBitmap&)>& callback, |
| const SkColorType color_type) { |
| CHECK(guest_); |
| guest_->CopyFromCompositingSurface(src_subrect, dst_size, callback); |
| } |
| |
| void RenderWidgetHostViewGuest::SetBackgroundOpaque(bool opaque) { |
| platform_view_->SetBackgroundOpaque(opaque); |
| } |
| |
| bool RenderWidgetHostViewGuest::LockMouse() { |
| return platform_view_->LockMouse(); |
| } |
| |
| void RenderWidgetHostViewGuest::UnlockMouse() { |
| return platform_view_->UnlockMouse(); |
| } |
| |
| void RenderWidgetHostViewGuest::GetScreenInfo(blink::WebScreenInfo* results) { |
| if (!guest_) |
| return; |
| RenderWidgetHostViewBase* embedder_view = GetGuestRenderWidgetHostView(); |
| if (embedder_view) |
| embedder_view->GetScreenInfo(results); |
| } |
| |
| #if defined(OS_MACOSX) |
| void RenderWidgetHostViewGuest::SetActive(bool active) { |
| platform_view_->SetActive(active); |
| } |
| |
| void RenderWidgetHostViewGuest::SetTakesFocusOnlyOnMouseDown(bool flag) { |
| platform_view_->SetTakesFocusOnlyOnMouseDown(flag); |
| } |
| |
| void RenderWidgetHostViewGuest::SetWindowVisibility(bool visible) { |
| platform_view_->SetWindowVisibility(visible); |
| } |
| |
| void RenderWidgetHostViewGuest::WindowFrameChanged() { |
| platform_view_->WindowFrameChanged(); |
| } |
| |
| void RenderWidgetHostViewGuest::ShowDefinitionForSelection() { |
| if (!guest_) |
| return; |
| |
| gfx::Point origin; |
| gfx::Rect guest_bounds = GetViewBounds(); |
| RenderWidgetHostView* rwhv = guest_->GetEmbedderRenderWidgetHostView(); |
| gfx::Rect embedder_bounds; |
| if (rwhv) |
| embedder_bounds = rwhv->GetViewBounds(); |
| |
| gfx::Vector2d guest_offset = gfx::Vector2d( |
| // Horizontal offset of guest from embedder. |
| guest_bounds.x() - embedder_bounds.x(), |
| // Vertical offset from guest's top to embedder's bottom edge. |
| embedder_bounds.bottom() - guest_bounds.y()); |
| |
| RenderWidgetHostViewMacDictionaryHelper helper(platform_view_); |
| helper.SetTargetView(rwhv); |
| helper.set_offset(guest_offset); |
| helper.ShowDefinitionForSelection(); |
| } |
| |
| bool RenderWidgetHostViewGuest::SupportsSpeech() const { |
| return platform_view_->SupportsSpeech(); |
| } |
| |
| void RenderWidgetHostViewGuest::SpeakSelection() { |
| platform_view_->SpeakSelection(); |
| } |
| |
| bool RenderWidgetHostViewGuest::IsSpeaking() const { |
| return platform_view_->IsSpeaking(); |
| } |
| |
| void RenderWidgetHostViewGuest::StopSpeaking() { |
| platform_view_->StopSpeaking(); |
| } |
| |
| bool RenderWidgetHostViewGuest::PostProcessEventForPluginIme( |
| const NativeWebKeyboardEvent& event) { |
| return false; |
| } |
| |
| #endif // defined(OS_MACOSX) |
| |
| #if defined(OS_ANDROID) |
| void RenderWidgetHostViewGuest::ShowDisambiguationPopup( |
| const gfx::Rect& target_rect, |
| const SkBitmap& zoomed_bitmap) { |
| } |
| |
| void RenderWidgetHostViewGuest::LockCompositingSurface() { |
| } |
| |
| void RenderWidgetHostViewGuest::UnlockCompositingSurface() { |
| } |
| #endif // defined(OS_ANDROID) |
| |
| #if defined(OS_WIN) |
| void RenderWidgetHostViewGuest::SetParentNativeViewAccessible( |
| gfx::NativeViewAccessible accessible_parent) { |
| } |
| |
| gfx::NativeViewId RenderWidgetHostViewGuest::GetParentForWindowlessPlugin() |
| const { |
| return NULL; |
| } |
| #endif |
| |
| void RenderWidgetHostViewGuest::DestroyGuestView() { |
| host_->SetView(NULL); |
| host_ = NULL; |
| base::MessageLoop::current()->DeleteSoon(FROM_HERE, this); |
| } |
| |
| bool RenderWidgetHostViewGuest::CanDispatchToConsumer( |
| ui::GestureConsumer* consumer) { |
| CHECK_EQ(static_cast<RenderWidgetHostViewGuest*>(consumer), this); |
| return true; |
| } |
| |
| void RenderWidgetHostViewGuest::DispatchGestureEvent( |
| ui::GestureEvent* event) { |
| ForwardGestureEventToRenderer(event); |
| } |
| |
| void RenderWidgetHostViewGuest::DispatchCancelTouchEvent( |
| ui::TouchEvent* event) { |
| if (!host_) |
| return; |
| |
| blink::WebTouchEvent cancel_event; |
| // TODO(rbyers): This event has no touches in it. Don't we need to know what |
| // touches are currently active in order to cancel them all properly? |
| WebTouchEventTraits::ResetType(blink::WebInputEvent::TouchCancel, |
| event->time_stamp().InSecondsF(), |
| &cancel_event); |
| |
| host_->ForwardTouchEventWithLatencyInfo(cancel_event, *event->latency()); |
| } |
| |
| bool RenderWidgetHostViewGuest::ForwardGestureEventToRenderer( |
| ui::GestureEvent* gesture) { |
| #if defined(USE_AURA) |
| if (!host_) |
| return false; |
| |
| if ((gesture->type() == ui::ET_GESTURE_PINCH_BEGIN || |
| gesture->type() == ui::ET_GESTURE_PINCH_UPDATE || |
| gesture->type() == ui::ET_GESTURE_PINCH_END) && !pinch_zoom_enabled_) { |
| return true; |
| } |
| |
| blink::WebGestureEvent web_gesture = |
| MakeWebGestureEventFromUIEvent(*gesture); |
| const gfx::Point& client_point = gesture->location(); |
| const gfx::Point& screen_point = gesture->location(); |
| |
| web_gesture.x = client_point.x(); |
| web_gesture.y = client_point.y(); |
| web_gesture.globalX = screen_point.x(); |
| web_gesture.globalY = screen_point.y(); |
| |
| if (web_gesture.type == blink::WebGestureEvent::Undefined) |
| return false; |
| if (web_gesture.type == blink::WebGestureEvent::GestureTapDown) { |
| host_->ForwardGestureEvent( |
| CreateFlingCancelEvent(gesture->time_stamp().InSecondsF())); |
| } |
| host_->ForwardGestureEvent(web_gesture); |
| return true; |
| #else |
| return false; |
| #endif |
| } |
| |
| void RenderWidgetHostViewGuest::ProcessGestures( |
| ui::GestureRecognizer::Gestures* gestures) { |
| if ((gestures == NULL) || gestures->empty()) |
| return; |
| for (ui::GestureRecognizer::Gestures::iterator g_it = gestures->begin(); |
| g_it != gestures->end(); |
| ++g_it) { |
| ForwardGestureEventToRenderer(*g_it); |
| } |
| } |
| |
| SkColorType RenderWidgetHostViewGuest::PreferredReadbackFormat() { |
| return kN32_SkColorType; |
| } |
| |
| RenderWidgetHostViewBase* |
| RenderWidgetHostViewGuest::GetGuestRenderWidgetHostView() const { |
| return static_cast<RenderWidgetHostViewBase*>( |
| guest_->GetEmbedderRenderWidgetHostView()); |
| } |
| |
| } // namespace content |