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1 // Copyright 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 CHROME_BROWSER_UI_GTK_TAB_CONTENTS_CONTAINER_GTK_H_ | |
6 #define CHROME_BROWSER_UI_GTK_TAB_CONTENTS_CONTAINER_GTK_H_ | |
7 | |
8 #include <gtk/gtk.h> | |
9 | |
10 #include "base/basictypes.h" | |
11 #include "base/compiler_specific.h" | |
12 #include "chrome/browser/ui/gtk/view_id_util.h" | |
13 #include "content/public/browser/web_contents_observer.h" | |
14 #include "ui/base/gtk/owned_widget_gtk.h" | |
15 | |
16 class StatusBubbleGtk; | |
17 | |
18 typedef struct _GtkFloatingContainer GtkFloatingContainer; | |
19 | |
20 class TabContentsContainerGtk : protected content::WebContentsObserver, | |
21 public ViewIDUtil::Delegate { | |
22 public: | |
23 TabContentsContainerGtk(StatusBubbleGtk* status_bubble, | |
24 bool embed_fullscreen_widget); | |
25 virtual ~TabContentsContainerGtk(); | |
26 | |
27 // Make the specified tab visible. | |
28 void SetTab(content::WebContents* tab); | |
29 content::WebContents* tab() const { return web_contents(); } | |
30 | |
31 // Remove the tab from the hierarchy. | |
32 void DetachTab(content::WebContents* tab); | |
33 | |
34 GtkWidget* widget() { return floating_.get(); } | |
35 | |
36 // ViewIDUtil::Delegate implementation --------------------------------------- | |
37 virtual GtkWidget* GetWidgetForViewID(ViewID id) OVERRIDE; | |
38 | |
39 private: | |
40 // Overridden from content::WebContentsObserver: | |
41 virtual void WebContentsDestroyed(content::WebContents* contents) OVERRIDE; | |
42 virtual void DidShowFullscreenWidget(int routing_id) OVERRIDE; | |
43 virtual void DidDestroyFullscreenWidget(int routing_id) OVERRIDE; | |
44 | |
45 // Handler for |floating_|'s "set-floating-position" signal. During this | |
46 // callback, we manually set the position of the status bubble. | |
47 static void OnSetFloatingPosition( | |
48 GtkFloatingContainer* container, GtkAllocation* allocation, | |
49 TabContentsContainerGtk* tab_contents_container); | |
50 | |
51 // Helper to add the WebContents view (or fullscreen view) to |expanded_|. | |
52 void PackTab(); | |
53 | |
54 // Helper to hide the WebContents view (or fullscreen view) in |expanded_|. | |
55 void HideTab(); | |
56 | |
57 // The status bubble manager. Always non-NULL. | |
58 StatusBubbleGtk* status_bubble_; | |
59 | |
60 // Top of the TabContentsContainerGtk widget hierarchy. A cross between a | |
61 // GtkBin and a GtkFixed, |floating_| has |expanded_| as its one "real" child, | |
62 // and the various things that hang off the bottom (status bubble, etc) have | |
63 // their positions manually set in OnSetFloatingPosition. | |
64 ui::OwnedWidgetGtk floating_; | |
65 | |
66 // We insert and remove WebContents GtkWidgets into this expanded_. This | |
67 // should not be a GtkVBox since there were errors with timing where the vbox | |
68 // was horizontally split with the top half displaying the current WebContents | |
69 // and bottom half displaying the loading page. | |
70 GtkWidget* expanded_; | |
71 | |
72 // When true, TabContentsContainerGtk auto-embeds fullscreen widgets as a | |
73 // child view in response to DidShow/DidDestroyFullscreenWidget events. | |
74 bool should_embed_fullscreen_widgets_; | |
75 | |
76 // Set to true while TabContentsContainerGtk is embedding a fullscreen widget | |
77 // view in |expanded_|, with the normal WebContentsView render view hidden. | |
78 bool is_embedding_fullscreen_widget_; | |
79 | |
80 DISALLOW_COPY_AND_ASSIGN(TabContentsContainerGtk); | |
81 }; | |
82 | |
83 #endif // CHROME_BROWSER_UI_GTK_TAB_CONTENTS_CONTAINER_GTK_H_ | |
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