web_contents_view_guest.h revision bbcdd45c55eb7c4641ab97aef9889b0fc828e7d3 
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
16namespace content {
17
18class WebContents;
19class WebContentsImpl;
20class BrowserPluginGuest;
21
22class 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#endif
60
61  // WebContentsViewPort implementation ----------------------------------------
62  virtual void CreateView(const gfx::Size& initial_size,
63                          gfx::NativeView context) OVERRIDE;
64  virtual RenderWidgetHostView* CreateViewForWidget(
65      RenderWidgetHost* render_widget_host) OVERRIDE;
66  virtual RenderWidgetHostView* CreateViewForPopupWidget(
67      RenderWidgetHost* render_widget_host) OVERRIDE;
68  virtual void SetPageTitle(const string16& title) OVERRIDE;
69  virtual void RenderViewCreated(RenderViewHost* host) OVERRIDE;
70  virtual void RenderViewSwappedIn(RenderViewHost* host) OVERRIDE;
71  virtual void SetOverscrollControllerEnabled(bool enabled) OVERRIDE;
72#if defined(OS_MACOSX)
73  virtual bool IsEventTracking() const OVERRIDE;
74  virtual void CloseTabAfterEventTracking() OVERRIDE;
75#endif
76
77  // Backend implementation of RenderViewHostDelegateView.
78  virtual void ShowContextMenu(const ContextMenuParams& params) OVERRIDE;
79  virtual void ShowPopupMenu(const gfx::Rect& bounds,
80                             int item_height,
81                             double item_font_size,
82                             int selected_item,
83                             const std::vector<MenuItem>& items,
84                             bool right_aligned,
85                             bool allow_multiple_selection) OVERRIDE;
86  virtual void StartDragging(const DropData& drop_data,
87                             WebKit::WebDragOperationsMask allowed_ops,
88                             const gfx::ImageSkia& image,
89                             const gfx::Vector2d& image_offset,
90                             const DragEventSourceInfo& event_info) OVERRIDE;
91  virtual void UpdateDragCursor(WebKit::WebDragOperation operation) OVERRIDE;
92  virtual void GotFocus() OVERRIDE;
93  virtual void TakeFocus(bool reverse) OVERRIDE;
94
95 private:
96  // The WebContentsImpl whose contents we display.
97  WebContentsImpl* web_contents_;
98  BrowserPluginGuest* guest_;
99  // The platform dependent view backing this WebContentsView.
100  // Calls to this WebContentsViewGuest are forwarded to |platform_view_|.
101  scoped_ptr<WebContentsViewPort> platform_view_;
102  gfx::Size size_;
103
104  // Delegate view for guest's platform view.
105  RenderViewHostDelegateView* platform_view_delegate_view_;
106
107  DISALLOW_COPY_AND_ASSIGN(WebContentsViewGuest);
108};
109
110}  // namespace content
111
112#endif  // CONTENT_BROWSER_WEB_CONTENTS_WEB_CONTENTS_VIEW_GUEST_H_
113