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1 // Copyright (c) 2011 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 CHROME_BROWSER_UI_VIEWS_TAB_CONTENTS_TAB_CONTENTS_CONTAINER_NATIVE_H_ | |
6 #define CHROME_BROWSER_UI_VIEWS_TAB_CONTENTS_TAB_CONTENTS_CONTAINER_NATIVE_H_ | |
7 #pragma once | |
8 | |
9 #include "chrome/browser/ui/views/tab_contents/native_tab_contents_container.h" | |
10 #include "content/public/browser/notification_observer.h" | |
11 #include "content/public/browser/notification_registrar.h" | |
12 #include "ui/views/view.h" | |
13 | |
14 class NativeTabContentsContainer; | |
15 class RenderViewHost; | |
16 class RenderWidgetHostView; | |
17 class TabContents; | |
18 | |
19 class TabContentsContainer : public views::View, | |
20 public content::NotificationObserver { | |
21 public: | |
22 TabContentsContainer(); | |
23 virtual ~TabContentsContainer(); | |
24 | |
25 // Changes the TabContents associated with this view. | |
26 void ChangeTabContents(TabContents* contents); | |
27 | |
28 View* GetFocusView() { return native_container_->GetView(); } | |
29 | |
30 // Accessor for |tab_contents_|. | |
31 TabContents* tab_contents() const { return tab_contents_; } | |
32 | |
33 // Called by the BrowserView to notify that |tab_contents| got the focus. | |
34 void TabContentsFocused(TabContents* tab_contents); | |
35 | |
36 // Tells the container to update less frequently during resizing operations | |
37 // so performance is better. | |
38 void SetFastResize(bool fast_resize); | |
39 | |
40 // Updates the current reserved rect in view coordinates where contents | |
41 // should not be rendered to draw the resize corner, sidebar mini tabs etc. | |
42 void SetReservedContentsRect(const gfx::Rect& reserved_rect); | |
43 | |
44 // Overridden from content::NotificationObserver: | |
45 virtual void Observe(int type, | |
46 const content::NotificationSource& source, | |
47 const content::NotificationDetails& details) OVERRIDE; | |
48 | |
49 // Overridden from views::View: | |
50 virtual void Layout() OVERRIDE; | |
51 virtual void GetAccessibleState(ui::AccessibleViewState* state) OVERRIDE; | |
52 | |
53 protected: | |
54 // Overridden from views::View: | |
55 virtual void ViewHierarchyChanged(bool is_add, views::View* parent, | |
56 views::View* child) OVERRIDE; | |
57 | |
58 private: | |
59 // Add or remove observers for events that we care about. | |
60 void AddObservers(); | |
61 void RemoveObservers(); | |
62 | |
63 // Called when the RenderViewHost of the hosted TabContents has changed, e.g. | |
64 // to show an interstitial page. | |
65 void RenderViewHostChanged(RenderViewHost* old_host, | |
66 RenderViewHost* new_host); | |
67 | |
68 // Called when a TabContents is destroyed. This gives us a chance to clean | |
69 // up our internal state if the TabContents is somehow destroyed before we | |
70 // get notified. | |
71 void TabContentsDestroyed(TabContents* contents); | |
72 | |
73 // Called when the RenderWidgetHostView of the hosted TabContents has changed. | |
74 void RenderWidgetHostViewChanged(RenderWidgetHostView* new_view); | |
75 | |
76 // An instance of a NativeTabContentsContainer object that holds the native | |
77 // view handle associated with the attached TabContents. | |
78 NativeTabContentsContainer* native_container_; | |
79 | |
80 // The attached TabContents. | |
81 TabContents* tab_contents_; | |
82 | |
83 // Handles registering for our notifications. | |
84 content::NotificationRegistrar registrar_; | |
85 | |
86 // The current reserved rect in view coordinates where contents should not be | |
87 // rendered to draw the resize corner, sidebar mini tabs etc. | |
88 // Cached here to update ever changing renderers. | |
89 gfx::Rect cached_reserved_rect_; | |
90 | |
91 DISALLOW_COPY_AND_ASSIGN(TabContentsContainer); | |
92 }; | |
93 | |
94 #endif // CHROME_BROWSER_UI_VIEWS_TAB_CONTENTS_TAB_CONTENTS_CONTAINER_NATIVE_H_ | |
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