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1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. | 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 | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef CHROME_BROWSER_UI_VIEWS_TAB_CONTENTS_TAB_CONTENTS_CONTAINER_H_ | 5 #ifndef CHROME_BROWSER_UI_VIEWS_TAB_CONTENTS_TAB_CONTENTS_CONTAINER_H_ |
6 #define CHROME_BROWSER_UI_VIEWS_TAB_CONTENTS_TAB_CONTENTS_CONTAINER_H_ | 6 #define CHROME_BROWSER_UI_VIEWS_TAB_CONTENTS_TAB_CONTENTS_CONTAINER_H_ |
7 #pragma once | 7 #pragma once |
8 | 8 |
9 #include "chrome/browser/ui/views/tab_contents/native_tab_contents_container.h" | 9 #include "chrome/browser/ui/views/tab_contents/native_tab_contents_container.h" |
10 #include "chrome/common/notification_observer.h" | 10 #include "chrome/common/notification_observer.h" |
11 #include "chrome/common/notification_registrar.h" | 11 #include "chrome/common/notification_registrar.h" |
12 #include "views/view.h" | 12 #include "views/view.h" |
13 | 13 |
14 class NativeTabContentsContainer; | 14 class NativeTabContentsContainer; |
15 class RenderViewHost; | 15 class RenderViewHost; |
16 class RenderWidgetHostView; | 16 class RenderWidgetHostView; |
17 class TabContents; | 17 class TabContents; |
18 | 18 |
19 class TabContentsContainer : public views::View, | 19 class TabContentsContainer : public views::View, |
20 public NotificationObserver { | 20 public NotificationObserver { |
21 public: | 21 public: |
| 22 // Interface to request the reserved contents area updates. |
| 23 class ReservedAreaDelegate { |
| 24 public: |
| 25 // Notifies that |source|'s reserved contents area should be updated. |
| 26 // Reserved contents area is a rect in tab contents view coordinates where |
| 27 // contents should not be rendered (to display the resize corner, sidebar |
| 28 // mini tabs or any other UI elements overlaying this container). |
| 29 virtual void UpdateReservedContentsRect( |
| 30 const TabContentsContainer* source) = 0; |
| 31 protected: |
| 32 virtual ~ReservedAreaDelegate() {} |
| 33 }; |
| 34 |
22 TabContentsContainer(); | 35 TabContentsContainer(); |
23 virtual ~TabContentsContainer(); | 36 virtual ~TabContentsContainer(); |
24 | 37 |
25 // Changes the TabContents associated with this view. | 38 // Changes the TabContents associated with this view. |
26 void ChangeTabContents(TabContents* contents); | 39 void ChangeTabContents(TabContents* contents); |
27 | 40 |
28 View* GetFocusView() { return native_container_->GetView(); } | 41 View* GetFocusView() { return native_container_->GetView(); } |
29 | 42 |
30 // Accessor for |tab_contents_|. | 43 // Accessor for |tab_contents_|. |
31 TabContents* tab_contents() const { return tab_contents_; } | 44 TabContents* tab_contents() const { return tab_contents_; } |
32 | 45 |
33 // Called by the BrowserView to notify that |tab_contents| got the focus. | 46 // Called by the BrowserView to notify that |tab_contents| got the focus. |
34 void TabContentsFocused(TabContents* tab_contents); | 47 void TabContentsFocused(TabContents* tab_contents); |
35 | 48 |
36 // Tells the container to update less frequently during resizing operations | 49 // Tells the container to update less frequently during resizing operations |
37 // so performance is better. | 50 // so performance is better. |
38 void SetFastResize(bool fast_resize); | 51 void SetFastResize(bool fast_resize); |
39 | 52 |
40 // Updates the current reserved rect in view coordinates where contents | 53 void set_reserved_area_delegate(ReservedAreaDelegate* delegate) { |
41 // should not be rendered to draw the resize corner, sidebar mini tabs etc. | 54 reserved_area_delegate_ = delegate; |
42 void SetReservedContentsRect(const gfx::Rect& reserved_rect); | 55 } |
43 | 56 |
44 // Overridden from NotificationObserver: | 57 // Overridden from NotificationObserver: |
45 virtual void Observe(NotificationType type, | 58 virtual void Observe(NotificationType type, |
46 const NotificationSource& source, | 59 const NotificationSource& source, |
47 const NotificationDetails& details); | 60 const NotificationDetails& details); |
48 | 61 |
49 // Overridden from views::View: | 62 // Overridden from views::View: |
50 virtual void Layout(); | 63 virtual void Layout(); |
51 virtual AccessibilityTypes::Role GetAccessibleRole(); | 64 virtual AccessibilityTypes::Role GetAccessibleRole(); |
52 | 65 |
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64 // to show an interstitial page. | 77 // to show an interstitial page. |
65 void RenderViewHostChanged(RenderViewHost* old_host, | 78 void RenderViewHostChanged(RenderViewHost* old_host, |
66 RenderViewHost* new_host); | 79 RenderViewHost* new_host); |
67 | 80 |
68 // Called when a TabContents is destroyed. This gives us a chance to clean | 81 // 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 | 82 // up our internal state if the TabContents is somehow destroyed before we |
70 // get notified. | 83 // get notified. |
71 void TabContentsDestroyed(TabContents* contents); | 84 void TabContentsDestroyed(TabContents* contents); |
72 | 85 |
73 // Called when the RenderWidgetHostView of the hosted TabContents has changed. | 86 // Called when the RenderWidgetHostView of the hosted TabContents has changed. |
74 void RenderWidgetHostViewChanged(RenderWidgetHostView* new_view); | 87 void RenderWidgetHostViewChanged(RenderWidgetHostView* old_view, |
| 88 RenderWidgetHostView* new_view); |
75 | 89 |
76 // An instance of a NativeTabContentsContainer object that holds the native | 90 // An instance of a NativeTabContentsContainer object that holds the native |
77 // view handle associated with the attached TabContents. | 91 // view handle associated with the attached TabContents. |
78 NativeTabContentsContainer* native_container_; | 92 NativeTabContentsContainer* native_container_; |
79 | 93 |
80 // The attached TabContents. | 94 // The attached TabContents. |
81 TabContents* tab_contents_; | 95 TabContents* tab_contents_; |
82 | 96 |
83 // Handles registering for our notifications. | 97 // Handles registering for our notifications. |
84 NotificationRegistrar registrar_; | 98 NotificationRegistrar registrar_; |
85 | 99 |
86 // The current reserved rect in view coordinates where contents should not be | 100 // Delegate for enquiring reserved contents area. Not owned by us. |
87 // rendered to draw the resize corner, sidebar mini tabs etc. | 101 ReservedAreaDelegate* reserved_area_delegate_; |
88 // Cached here to update ever changing renderers. | |
89 gfx::Rect cached_reserved_rect_; | |
90 | 102 |
91 DISALLOW_COPY_AND_ASSIGN(TabContentsContainer); | 103 DISALLOW_COPY_AND_ASSIGN(TabContentsContainer); |
92 }; | 104 }; |
93 | 105 |
94 #endif // CHROME_BROWSER_UI_VIEWS_TAB_CONTENTS_TAB_CONTENTS_CONTAINER_H_ | 106 #endif // CHROME_BROWSER_UI_VIEWS_TAB_CONTENTS_TAB_CONTENTS_CONTAINER_H_ |
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