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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 | |
35 TabContentsContainer(); | 22 TabContentsContainer(); |
36 virtual ~TabContentsContainer(); | 23 virtual ~TabContentsContainer(); |
37 | 24 |
38 // Changes the TabContents associated with this view. | 25 // Changes the TabContents associated with this view. |
39 void ChangeTabContents(TabContents* contents); | 26 void ChangeTabContents(TabContents* contents); |
40 | 27 |
41 View* GetFocusView() { return native_container_->GetView(); } | 28 View* GetFocusView() { return native_container_->GetView(); } |
42 | 29 |
43 // Accessor for |tab_contents_|. | 30 // Accessor for |tab_contents_|. |
44 TabContents* tab_contents() const { return tab_contents_; } | 31 TabContents* tab_contents() const { return tab_contents_; } |
45 | 32 |
46 // Called by the BrowserView to notify that |tab_contents| got the focus. | 33 // Called by the BrowserView to notify that |tab_contents| got the focus. |
47 void TabContentsFocused(TabContents* tab_contents); | 34 void TabContentsFocused(TabContents* tab_contents); |
48 | 35 |
49 // Tells the container to update less frequently during resizing operations | 36 // Tells the container to update less frequently during resizing operations |
50 // so performance is better. | 37 // so performance is better. |
51 void SetFastResize(bool fast_resize); | 38 void SetFastResize(bool fast_resize); |
52 | 39 |
53 void set_reserved_area_delegate(ReservedAreaDelegate* delegate) { | 40 // Updates the current reserved rect in view coordinates where contents |
54 reserved_area_delegate_ = delegate; | 41 // should not be rendered to draw the resize corner, sidebar mini tabs etc. |
55 } | 42 void SetReservedContentsRect(const gfx::Rect& reserved_rect); |
56 | 43 |
57 // Overridden from NotificationObserver: | 44 // Overridden from NotificationObserver: |
58 virtual void Observe(NotificationType type, | 45 virtual void Observe(NotificationType type, |
59 const NotificationSource& source, | 46 const NotificationSource& source, |
60 const NotificationDetails& details); | 47 const NotificationDetails& details); |
61 | 48 |
62 // Overridden from views::View: | 49 // Overridden from views::View: |
63 virtual void Layout(); | 50 virtual void Layout(); |
64 virtual AccessibilityTypes::Role GetAccessibleRole(); | 51 virtual AccessibilityTypes::Role GetAccessibleRole(); |
65 | 52 |
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77 // to show an interstitial page. | 64 // to show an interstitial page. |
78 void RenderViewHostChanged(RenderViewHost* old_host, | 65 void RenderViewHostChanged(RenderViewHost* old_host, |
79 RenderViewHost* new_host); | 66 RenderViewHost* new_host); |
80 | 67 |
81 // Called when a TabContents is destroyed. This gives us a chance to clean | 68 // Called when a TabContents is destroyed. This gives us a chance to clean |
82 // up our internal state if the TabContents is somehow destroyed before we | 69 // up our internal state if the TabContents is somehow destroyed before we |
83 // get notified. | 70 // get notified. |
84 void TabContentsDestroyed(TabContents* contents); | 71 void TabContentsDestroyed(TabContents* contents); |
85 | 72 |
86 // Called when the RenderWidgetHostView of the hosted TabContents has changed. | 73 // Called when the RenderWidgetHostView of the hosted TabContents has changed. |
87 void RenderWidgetHostViewChanged(RenderWidgetHostView* old_view, | 74 void RenderWidgetHostViewChanged(RenderWidgetHostView* new_view); |
88 RenderWidgetHostView* new_view); | |
89 | 75 |
90 // An instance of a NativeTabContentsContainer object that holds the native | 76 // An instance of a NativeTabContentsContainer object that holds the native |
91 // view handle associated with the attached TabContents. | 77 // view handle associated with the attached TabContents. |
92 NativeTabContentsContainer* native_container_; | 78 NativeTabContentsContainer* native_container_; |
93 | 79 |
94 // The attached TabContents. | 80 // The attached TabContents. |
95 TabContents* tab_contents_; | 81 TabContents* tab_contents_; |
96 | 82 |
97 // Handles registering for our notifications. | 83 // Handles registering for our notifications. |
98 NotificationRegistrar registrar_; | 84 NotificationRegistrar registrar_; |
99 | 85 |
100 // Delegate for enquiring reserved contents area. Not owned by us. | 86 // The current reserved rect in view coordinates where contents should not be |
101 ReservedAreaDelegate* reserved_area_delegate_; | 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_; |
102 | 90 |
103 DISALLOW_COPY_AND_ASSIGN(TabContentsContainer); | 91 DISALLOW_COPY_AND_ASSIGN(TabContentsContainer); |
104 }; | 92 }; |
105 | 93 |
106 #endif // CHROME_BROWSER_UI_VIEWS_TAB_CONTENTS_TAB_CONTENTS_CONTAINER_H_ | 94 #endif // CHROME_BROWSER_UI_VIEWS_TAB_CONTENTS_TAB_CONTENTS_CONTAINER_H_ |
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