src/content/browser/web_contents/web_contents_view_guest.h

   1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef CONTENT_BROWSER_WEB_CONTENTS_WEB_CONTENTS_VIEW_GUEST_H_
   6 #define CONTENT_BROWSER_WEB_CONTENTS_WEB_CONTENTS_VIEW_GUEST_H_
   7
   8 #include <vector>
   9
  10 #include "base/memory/scoped_ptr.h"
  11 #include "content/common/content_export.h"
  12 #include "content/common/drag_event_source_info.h"
  13 #include "content/port/browser/render_view_host_delegate_view.h"
  14 #include "content/port/browser/web_contents_view_port.h"
  15
  16 namespace content {
  17
  18 class WebContents;
  19 class WebContentsImpl;
  20 class BrowserPluginGuest;
  21
  22 class CONTENT_EXPORT WebContentsViewGuest
  23     : public WebContentsViewPort,
  24       public RenderViewHostDelegateView {
  25  public:
  26   // The corresponding WebContentsImpl is passed in the constructor, and manages
  27   // our lifetime. This doesn't need to be the case, but is this way currently
  28   // because that's what was easiest when they were split.
  29   // WebContentsViewGuest always has a backing platform dependent view,
  30   // |platform_view|.
  31   WebContentsViewGuest(WebContentsImpl* web_contents,
  32                        BrowserPluginGuest* guest,
  33                        scoped_ptr<WebContentsViewPort> platform_view,
  34                        RenderViewHostDelegateView* platform_view_delegate_view);
  35   virtual ~WebContentsViewGuest();
  36
  37   WebContents* web_contents();
  38
  39   void OnGuestInitialized(WebContentsView* parent_view);
  40
  41   // WebContentsView implementation --------------------------------------------
  42
  43   virtual gfx::NativeView GetNativeView() const OVERRIDE;
  44   virtual gfx::NativeView GetContentNativeView() const OVERRIDE;
  45   virtual gfx::NativeWindow GetTopLevelNativeWindow() const OVERRIDE;
  46   virtual void GetContainerBounds(gfx::Rect* out) const OVERRIDE;
  47   virtual void OnTabCrashed(base::TerminationStatus status,
  48                             int error_code) OVERRIDE;
  49   virtual void SizeContents(const gfx::Size& size) OVERRIDE;
  50   virtual void Focus() OVERRIDE;
  51   virtual void SetInitialFocus() OVERRIDE;
  52   virtual void StoreFocus() OVERRIDE;
  53   virtual void RestoreFocus() OVERRIDE;
  54   virtual DropData* GetDropData() const OVERRIDE;
  55   virtual gfx::Rect GetViewBounds() const OVERRIDE;
  56 #if defined(OS_MACOSX)
  57   virtual void SetAllowOverlappingViews(bool overlapping) OVERRIDE;
  58   virtual bool GetAllowOverlappingViews() const OVERRIDE;
  59   virtual void SetOverlayView(WebContentsView* overlay,
  60                               const gfx::Point& offset) OVERRIDE;
  61   virtual void RemoveOverlayView() OVERRIDE;
  62 #endif
  63
  64   // WebContentsViewPort implementation ----------------------------------------
  65   virtual void CreateView(const gfx::Size& initial_size,
  66                           gfx::NativeView context) OVERRIDE;
  67   virtual RenderWidgetHostView* CreateViewForWidget(
  68       RenderWidgetHost* render_widget_host) OVERRIDE;
  69   virtual RenderWidgetHostView* CreateViewForPopupWidget(
  70       RenderWidgetHost* render_widget_host) OVERRIDE;
  71   virtual void SetPageTitle(const base::string16& title) OVERRIDE;
  72   virtual void RenderViewCreated(RenderViewHost* host) OVERRIDE;
  73   virtual void RenderViewSwappedIn(RenderViewHost* host) OVERRIDE;
  74   virtual void SetOverscrollControllerEnabled(bool enabled) OVERRIDE;
  75 #if defined(OS_MACOSX)
  76   virtual bool IsEventTracking() const OVERRIDE;
  77   virtual void CloseTabAfterEventTracking() OVERRIDE;
  78 #endif
  79
  80   // Backend implementation of RenderViewHostDelegateView.
  81   virtual void ShowContextMenu(const ContextMenuParams& params) OVERRIDE;
  82   virtual void ShowPopupMenu(const gfx::Rect& bounds,
  83                              int item_height,
  84                              double item_font_size,
  85                              int selected_item,
  86                              const std::vector<MenuItem>& items,
  87                              bool right_aligned,
  88                              bool allow_multiple_selection) OVERRIDE;
  89   virtual void StartDragging(const DropData& drop_data,
  90                              blink::WebDragOperationsMask allowed_ops,
  91                              const gfx::ImageSkia& image,
  92                              const gfx::Vector2d& image_offset,
  93                              const DragEventSourceInfo& event_info) OVERRIDE;
  94   virtual void UpdateDragCursor(blink::WebDragOperation operation) OVERRIDE;
  95   virtual void GotFocus() OVERRIDE;
  96   virtual void TakeFocus(bool reverse) OVERRIDE;
  97
  98  private:
  99   // The WebContentsImpl whose contents we display.
 100   WebContentsImpl* web_contents_;
 101   BrowserPluginGuest* guest_;
 102   // The platform dependent view backing this WebContentsView.
 103   // Calls to this WebContentsViewGuest are forwarded to |platform_view_|.
 104   scoped_ptr<WebContentsViewPort> platform_view_;
 105   gfx::Size size_;
 106
 107   // Delegate view for guest's platform view.
 108   RenderViewHostDelegateView* platform_view_delegate_view_;
 109
 110   DISALLOW_COPY_AND_ASSIGN(WebContentsViewGuest);
 111 };
 112
 113 }  // namespace content
 114
 115 #endif  // CONTENT_BROWSER_WEB_CONTENTS_WEB_CONTENTS_VIEW_GUEST_H_