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.
5 #ifndef CONTENT_BROWSER_WEB_CONTENTS_WEB_CONTENTS_VIEW_MAC_H_
6 #define CONTENT_BROWSER_WEB_CONTENTS_WEB_CONTENTS_VIEW_MAC_H_
8 #import <Cocoa/Cocoa.h>
13 #include "base/mac/scoped_nsobject.h"
14 #include "base/memory/scoped_ptr.h"
15 #include "content/browser/renderer_host/render_view_host_delegate_view.h"
16 #include "content/browser/web_contents/web_contents_view.h"
17 #include "content/common/content_export.h"
18 #include "content/common/drag_event_source_info.h"
19 #include "ui/base/cocoa/base_view.h"
20 #include "ui/gfx/size.h"
28 class PopupMenuHelper;
29 class WebContentsImpl;
30 class WebContentsViewDelegate;
31 class WebContentsViewMac;
39 @interface WebContentsViewCocoa : BaseView {
41 content::WebContentsViewMac* webContentsView_; // WEAK; owns us
42 base::scoped_nsobject<WebDragSource> dragSource_;
43 base::scoped_nsobject<WebDragDest> dragDest_;
44 BOOL mouseDownCanMoveWindow_;
47 - (void)setMouseDownCanMoveWindow:(BOOL)canMove;
49 // Expose this, since sometimes one needs both the NSView and the
51 - (content::WebContentsImpl*)webContents;
56 // Mac-specific implementation of the WebContentsView. It owns an NSView that
57 // contains all of the contents of the tab and associated child views.
58 class WebContentsViewMac : public WebContentsView,
59 public RenderViewHostDelegateView {
61 // The corresponding WebContentsImpl is passed in the constructor, and manages
62 // our lifetime. This doesn't need to be the case, but is this way currently
63 // because that's what was easiest when they were split.
64 WebContentsViewMac(WebContentsImpl* web_contents,
65 WebContentsViewDelegate* delegate);
66 virtual ~WebContentsViewMac();
68 // WebContentsView implementation --------------------------------------------
69 virtual gfx::NativeView GetNativeView() const OVERRIDE;
70 virtual gfx::NativeView GetContentNativeView() const OVERRIDE;
71 virtual gfx::NativeWindow GetTopLevelNativeWindow() const OVERRIDE;
72 virtual void GetContainerBounds(gfx::Rect* out) const OVERRIDE;
73 virtual void SizeContents(const gfx::Size& size) OVERRIDE;
74 virtual void Focus() OVERRIDE;
75 virtual void SetInitialFocus() OVERRIDE;
76 virtual void StoreFocus() OVERRIDE;
77 virtual void RestoreFocus() OVERRIDE;
78 virtual DropData* GetDropData() const OVERRIDE;
79 virtual gfx::Rect GetViewBounds() const OVERRIDE;
80 virtual void SetAllowOverlappingViews(bool overlapping) OVERRIDE;
81 virtual bool GetAllowOverlappingViews() const OVERRIDE;
82 virtual void SetOverlayView(WebContentsView* overlay,
83 const gfx::Point& offset) OVERRIDE;
84 virtual void RemoveOverlayView() OVERRIDE;
85 virtual void CreateView(
86 const gfx::Size& initial_size, gfx::NativeView context) OVERRIDE;
87 virtual RenderWidgetHostViewBase* CreateViewForWidget(
88 RenderWidgetHost* render_widget_host) OVERRIDE;
89 virtual RenderWidgetHostViewBase* CreateViewForPopupWidget(
90 RenderWidgetHost* render_widget_host) OVERRIDE;
91 virtual void SetPageTitle(const base::string16& title) OVERRIDE;
92 virtual void RenderViewCreated(RenderViewHost* host) OVERRIDE;
93 virtual void RenderViewSwappedIn(RenderViewHost* host) OVERRIDE;
94 virtual void SetOverscrollControllerEnabled(bool enabled) OVERRIDE;
95 virtual bool IsEventTracking() const OVERRIDE;
96 virtual void CloseTabAfterEventTracking() OVERRIDE;
98 // Backend implementation of RenderViewHostDelegateView.
99 virtual void ShowContextMenu(content::RenderFrameHost* render_frame_host,
100 const ContextMenuParams& params) OVERRIDE;
101 virtual void ShowPopupMenu(const gfx::Rect& bounds,
103 double item_font_size,
105 const std::vector<MenuItem>& items,
107 bool allow_multiple_selection) OVERRIDE;
108 virtual void HidePopupMenu() OVERRIDE;
109 virtual void StartDragging(const DropData& drop_data,
110 blink::WebDragOperationsMask allowed_operations,
111 const gfx::ImageSkia& image,
112 const gfx::Vector2d& image_offset,
113 const DragEventSourceInfo& event_info) OVERRIDE;
114 virtual void UpdateDragCursor(blink::WebDragOperation operation) OVERRIDE;
115 virtual void GotFocus() OVERRIDE;
116 virtual void TakeFocus(bool reverse) OVERRIDE;
118 // A helper method for closing the tab in the
119 // CloseTabAfterEventTracking() implementation.
122 WebContentsImpl* web_contents() { return web_contents_; }
123 WebContentsViewDelegate* delegate() { return delegate_.get(); }
126 // Updates overlay view on current RenderWidgetHostView.
127 void UpdateRenderWidgetHostViewOverlay();
129 // The WebContentsImpl whose contents we display.
130 WebContentsImpl* web_contents_;
132 // The Cocoa NSView that lives in the view hierarchy.
133 base::scoped_nsobject<WebContentsViewCocoa> cocoa_view_;
135 // Keeps track of which NSView has focus so we can restore the focus when
137 base::scoped_nsobject<FocusTracker> focus_tracker_;
139 // Our optional delegate.
140 scoped_ptr<WebContentsViewDelegate> delegate_;
142 // Whether to allow overlapping views.
143 bool allow_overlapping_views_;
145 // The overlay view which is rendered above this one.
146 // Overlay view has |underlay_view_| set to this view.
147 WebContentsViewMac* overlay_view_;
149 // The offset of overlay view relative to this view.
150 gfx::Point overlay_view_offset_;
152 // The underlay view which this view is rendered above.
153 // Underlay view has |overlay_view_| set to this view.
154 WebContentsViewMac* underlay_view_;
156 scoped_ptr<PopupMenuHelper> popup_menu_helper_;
158 DISALLOW_COPY_AND_ASSIGN(WebContentsViewMac);
161 } // namespace content
163 #endif // CONTENT_BROWSER_WEB_CONTENTS_WEB_CONTENTS_VIEW_MAC_H_