174 lines
6.7 KiB
C
174 lines
6.7 KiB
C
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// Copyright (c) 2012 The Chromium Embedded Framework Authors.
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// Portions copyright (c) 2011 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#ifndef CEF_LIBCEF_BROWSER_RENDER_WIDGET_HOST_VIEW_OSR_H_
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#define CEF_LIBCEF_BROWSER_RENDER_WIDGET_HOST_VIEW_OSR_H_
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#pragma once
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#include <vector>
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#include "include/cef_base.h"
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#include "include/cef_browser.h"
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#include "base/memory/weak_ptr.h"
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#include "content/browser/renderer_host/render_widget_host_view_base.h"
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namespace content {
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class RenderWidgetHost;
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class BackingStore;
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}
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class CefBrowserHostImpl;
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class CefWebContentsViewOSR;
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///////////////////////////////////////////////////////////////////////////////
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// CefRenderWidgetHostViewOSR
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//
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// An object representing the "View" of a rendered web page. This object is
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// responsible for sending paint events to the the CefRenderHandler
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// when window rendering is disabled. It is the implementation of the
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// RenderWidgetHostView that the cross-platform RenderWidgetHost object uses
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// to display the data.
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//
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// Comment excerpted from render_widget_host.h:
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//
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// "The lifetime of the RenderWidgetHostHWND is tied to the render process.
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// If the render process dies, the RenderWidgetHostHWND goes away and all
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// references to it must become NULL."
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//
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// RenderWidgetHostView class hierarchy described in render_widget_host_view.h.
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///////////////////////////////////////////////////////////////////////////////
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class CefRenderWidgetHostViewOSR : public content::RenderWidgetHostViewBase {
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public:
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// RenderWidgetHostView methods.
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virtual void InitAsChild(gfx::NativeView parent_view) OVERRIDE;
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virtual content::RenderWidgetHost* GetRenderWidgetHost() const OVERRIDE;
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virtual void SetSize(const gfx::Size& size) OVERRIDE;
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virtual void SetBounds(const gfx::Rect& rect) OVERRIDE;
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virtual gfx::NativeView GetNativeView() const OVERRIDE;
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virtual gfx::NativeViewId GetNativeViewId() const OVERRIDE;
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virtual gfx::NativeViewAccessible GetNativeViewAccessible() OVERRIDE;
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virtual bool HasFocus() const OVERRIDE;
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virtual bool IsSurfaceAvailableForCopy() const OVERRIDE;
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virtual void Show() OVERRIDE;
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virtual void Hide() OVERRIDE;
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virtual bool IsShowing() OVERRIDE;
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virtual gfx::Rect GetViewBounds() const OVERRIDE;
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// RenderWidgetHostViewPort methods.
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virtual void InitAsPopup(RenderWidgetHostView* parent_host_view,
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const gfx::Rect& pos) OVERRIDE;
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virtual void InitAsFullscreen(
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RenderWidgetHostView* reference_host_view) OVERRIDE;
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virtual void WasShown() OVERRIDE;
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virtual void WasHidden() OVERRIDE;
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virtual void MovePluginWindows(
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const gfx::Vector2d& scroll_offset,
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const std::vector<webkit::npapi::WebPluginGeometry>& moves) OVERRIDE;
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virtual void Focus() OVERRIDE;
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virtual void Blur() OVERRIDE;
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virtual void UpdateCursor(const WebCursor& cursor) OVERRIDE;
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virtual void SetIsLoading(bool is_loading) OVERRIDE;
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virtual void TextInputStateChanged(
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const ViewHostMsg_TextInputState_Params& params) OVERRIDE;
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virtual void ImeCancelComposition() OVERRIDE;
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virtual void DidUpdateBackingStore(
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const gfx::Rect& scroll_rect,
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const gfx::Vector2d& scroll_delta,
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const std::vector<gfx::Rect>& copy_rects) OVERRIDE;
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virtual void RenderViewGone(base::TerminationStatus status,
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int error_code) OVERRIDE;
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#if defined(OS_WIN) && !defined(USE_AURA)
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virtual void WillWmDestroy() OVERRIDE;
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#endif
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virtual gfx::Rect GetBoundsInRootWindow() OVERRIDE;
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virtual void Destroy() OVERRIDE;
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virtual void SetTooltipText(const string16& tooltip_text) OVERRIDE;
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virtual content::BackingStore*
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AllocBackingStore(const gfx::Size& size) OVERRIDE;
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virtual void CopyFromCompositingSurface(
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const gfx::Rect& src_subrect,
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const gfx::Size& dst_size,
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const base::Callback<void(bool b)>& callback,
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skia::PlatformBitmap* output) OVERRIDE;
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virtual void OnAcceleratedCompositingStateChange() OVERRIDE;
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virtual void SetHasHorizontalScrollbar(
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bool has_horizontal_scrollbar) OVERRIDE;
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virtual void SetScrollOffsetPinning(
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bool is_pinned_to_left, bool is_pinned_to_right) OVERRIDE;
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virtual gfx::GLSurfaceHandle GetCompositingSurface() OVERRIDE;
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virtual void AcceleratedSurfaceBuffersSwapped(
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const GpuHostMsg_AcceleratedSurfaceBuffersSwapped_Params& params,
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int gpu_host_id) OVERRIDE;
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virtual void AcceleratedSurfacePostSubBuffer(
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const GpuHostMsg_AcceleratedSurfacePostSubBuffer_Params& params,
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int gpu_host_id) OVERRIDE;
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virtual void AcceleratedSurfaceSuspend() OVERRIDE;
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virtual bool HasAcceleratedSurface(const gfx::Size& desired_size) OVERRIDE;
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virtual bool LockMouse() OVERRIDE;
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virtual void UnlockMouse() OVERRIDE;
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#if defined(OS_WIN) && !defined(USE_AURA)
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virtual void SetClickthroughRegion(SkRegion* region) OVERRIDE;
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#endif
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// RenderWidgetHostViewBase methods.
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virtual void SetBackground(const SkBitmap& background) OVERRIDE;
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void SendKeyEvent(const content::NativeWebKeyboardEvent& event);
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void SendMouseEvent(const WebKit::WebMouseEvent& event);
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void SendMouseWheelEvent(const WebKit::WebMouseWheelEvent& event);
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void Invalidate(const gfx::Rect& rect,
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CefBrowserHost::PaintElementType type);
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void Paint(const std::vector<gfx::Rect>& copy_rects);
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bool InstallTransparency();
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void CancelWidget();
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void NotifyShowWidget();
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void NotifyHideWidget();
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void NotifySizeWidget();
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CefRefPtr<CefBrowserHostImpl> get_browser_impl() const;
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void set_browser_impl(CefRefPtr<CefBrowserHostImpl> browser);
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void set_popup_host_view(CefRenderWidgetHostViewOSR* popup_view);
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void set_parent_host_view(CefRenderWidgetHostViewOSR* parent_view);
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bool IsPopupWidget() const {
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return popup_type_ != WebKit::WebPopupTypeNone;
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}
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private:
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friend class CefWebContentsViewOSR;
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explicit CefRenderWidgetHostViewOSR(content::RenderWidgetHost* widget);
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virtual ~CefRenderWidgetHostViewOSR();
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// After calling this function, object gets deleted
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void ShutdownHost();
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// Factory used to safely scope delayed calls to ShutdownHost().
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base::WeakPtrFactory<CefRenderWidgetHostViewOSR> weak_factory_;
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// The associated Model. While |this| is being Destroyed,
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// |render_widget_host_| is NULL and the Windows message loop is run one last
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// time. Message handlers must check for a NULL |render_widget_host_|.
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content::RenderWidgetHostImpl* render_widget_host_;
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CefRenderWidgetHostViewOSR* parent_host_view_;
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CefRenderWidgetHostViewOSR* popup_host_view_;
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CefRefPtr<CefBrowserHostImpl> browser_impl_;
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bool about_to_validate_and_paint_;
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std::vector<gfx::Rect> pending_update_rects_;
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gfx::Rect popup_position_;
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DISALLOW_COPY_AND_ASSIGN(CefRenderWidgetHostViewOSR);
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};
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#endif // CEF_LIBCEF_BROWSER_RENDER_WIDGET_HOST_VIEW_OSR_H_
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