Fullscreen JS API implementation.

chrome/browser/ui/browser.h

 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CHROME_BROWSER_UI_BROWSER_H_
 #define CHROME_BROWSER_UI_BROWSER_H_
 #pragma once
 
 #include <map>
 #include <set>
@@ skipping 862 matching lines @@
       const history::HistoryAddPageArgs& add_page_args,
       NavigationType::Type navigation_type) OVERRIDE;
   virtual void ContentRestrictionsChanged(TabContents* source) OVERRIDE;
   virtual void RendererUnresponsive(TabContents* source) OVERRIDE;
   virtual void RendererResponsive(TabContents* source) OVERRIDE;
   virtual void WorkerCrashed(TabContents* source) OVERRIDE;
   virtual void DidNavigateMainFramePostCommit(TabContents* tab) OVERRIDE;
   virtual void DidNavigateToPendingEntry(TabContents* tab) OVERRIDE;
   virtual content::JavaScriptDialogCreator*
   GetJavaScriptDialogCreator() OVERRIDE;
+  virtual void ToggleFullscreenModeForRVH(TabContents* tab,

[Peter Kasting, 2011/08/15 22:42:54]

Nit: Since this function takes a TabContents*, it should probably be named
"...ForTab".

[koz (OOO until 15th September), 2011/08/16 07:06:55]

Done.

+      bool enter_fullscreen) OVERRIDE;
 
   // Overridden from TabContentsWrapperDelegate:
   virtual void OnDidGetApplicationInfo(TabContentsWrapper* source,
                                        int32 page_id) OVERRIDE;
   virtual void OnInstallApplication(
       TabContentsWrapper* source,
       const WebApplicationInfo& app_info) OVERRIDE;
 
   // Note that the caller is responsible for deleting |old_tab_contents|.
   virtual void SwapTabContents(TabContentsWrapper* old_tab_contents,
@@ skipping 226 matching lines @@
 
   // Retrieves the content restrictions for the currently selected tab.
   // Returns 0 if no tab selected, which is equivalent to no content
   // restrictions active.
   int GetContentRestrictionsForSelectedTab();
 
   // Resets |bookmark_bar_state_| based on the active tab. Notifies the
   // BrowserWindow if necessary.
   void UpdateBookmarkBarState(BookmarkBarStateChangeReason reason);
 
+  // Make the current tab exit fullscreen mode. If the browser was fullscreen
+  // because of that (as opposed to the user clicking the fullscreen button)
+  // then take the browser out of fullscreen mode as well.
+  void ExitTabbedFullscreenMode();

[Peter Kasting, 2011/08/15 22:42:54]

Nit: I think adding "IfNecessary" to both these function names (and modifying
the comments similarly) might improve things, as both of them are happy to no-op
if we're not in fullscreen mode.

[koz (OOO until 15th September), 2011/08/16 07:06:55]

Done.

+
+  // Notifies the tab that it has been forced out of fullscreen mode.
+  void NotifyTabOfFullscreenExit();
+
   // Data members /////////////////////////////////////////////////////////////
 
   NotificationRegistrar registrar_;
 
   PrefChangeRegistrar profile_pref_registrar_;
 
   PrefChangeRegistrar local_pref_registrar_;
 
   // This Browser's type.
   const Type type_;
@@ skipping 119 matching lines @@
   TabRestoreService* tab_restore_service_;
 
   // Helper which implements the TabRestoreServiceDelegate interface.
   scoped_ptr<BrowserTabRestoreServiceDelegate> tab_restore_service_delegate_;
 
   scoped_ptr<InstantController> instant_;
   scoped_ptr<InstantUnloadHandler> instant_unload_handler_;
 
   BookmarkBar::State bookmark_bar_state_;
 
+  // Whether the current tab should be notified if the browser exits
+  // fullscreen.
+  bool notify_tab_of_fullscreen_exit_;
+
+  // True if the current tab is in fullscreen mode.
+  bool tab_caused_fullscreen_;
+
   DISALLOW_COPY_AND_ASSIGN(Browser);
 };
 
 #endif  // CHROME_BROWSER_UI_BROWSER_H_