Compact Navigation prototype

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 467 matching lines @@
   void MoveTabPrevious();
   void SelectNumberedTab(int index);
   void SelectLastTab();
   void DuplicateTab();
   void WriteCurrentURLToClipboard();
   void ConvertPopupToTabbedBrowser();
   // In kiosk mode, the first toggle is valid, the rest is discarded.
   void ToggleFullscreenMode();
   void Exit();
 #if defined(OS_CHROMEOS)
-  void ToggleCompactNavigationBar();
   void Search();
   void ShowKeyboardOverlay();
 #endif
 
   // Page-related commands
   void BookmarkCurrentPage();
   void SavePage();
   void ViewSelectedSource();
   void ShowFindBar();
 
@@ skipping 77 matching lines @@
   void OpenLanguageOptionsDialog();
   void OpenSystemTabAndActivate();
   void OpenMobilePlanTabAndActivate();
 #endif
   void OpenPluginsTabAndActivate();
 
   virtual void UpdateDownloadShelfVisibility(bool visible);
 
   // Overridden from TabStripModelDelegate:
   virtual bool UseVerticalTabs() const;
+  virtual bool UseCompactNavigationBar() const;
 
   /////////////////////////////////////////////////////////////////////////////
 
   // Sets the value of homepage related prefs to new values. Since we do not
   // want to change these values for existing users, we can not change the
   // default values under RegisterUserPrefs. Also if user already has an
   // existing profile we do not want to override those preferences so we only
   // set new values if they have not been set already. This method gets called
   // during First Run.
   static void SetNewHomePagePrefs(PrefService* prefs);
@@ skipping 101 matching lines @@
   virtual bool CanDuplicateContentsAt(int index);
   virtual void DuplicateContentsAt(int index);
   virtual void CloseFrameAfterDragSession();
   virtual void CreateHistoricalTab(TabContentsWrapper* contents);
   virtual bool RunUnloadListenerBeforeClosing(TabContentsWrapper* contents);
   virtual bool CanCloseContents(std::vector<int>* indices);
   virtual bool CanBookmarkAllTabs() const;
   virtual void BookmarkAllTabs();
   virtual bool CanCloseTab() const;
   virtual void ToggleUseVerticalTabs();
+  virtual void ToggleUseCompactNavigationBar();
   virtual bool CanRestoreTab();
   virtual void RestoreTab();
   virtual bool LargeIconsPermitted() const;
 
   // Overridden from TabStripModelObserver:
   virtual void TabInsertedAt(TabContentsWrapper* contents,
                              int index,
                              bool foreground);
   virtual void TabClosingAt(TabStripModel* tab_strip_model,
                             TabContentsWrapper* contents,
@@ skipping 305 matching lines @@
   TabContents* GetOrCloneTabForDisposition(WindowOpenDisposition disposition);
 
   // Sets the insertion policy of the tabstrip based on whether vertical tabs
   // are enabled.
   void UpdateTabStripModelInsertionPolicy();
 
   // Invoked when the use vertical tabs preference changes. Resets the insertion
   // policy of the tab strip model and notifies the window.
   void UseVerticalTabsChanged();
 
+  // Invoked when the use of the compact navigation bar preference changes.
+  // Notifies the window.
+  void UseCompactNavigationBarChanged();
+
   // Implementation of SupportsWindowFeature and CanSupportWindowFeature. If
   // |check_fullscreen| is true, the set of features reflect the actual state of
   // the browser, otherwise the set of features reflect the possible state of
   // the browser.
   bool SupportsWindowFeatureImpl(WindowFeature feature,
                                  bool check_fullscreen) const;
 
   // Determines if closing of browser can really be permitted after normal
   // sequence of downloads and unload handlers have given the go-ahead to close.
   // It is called from ShouldCloseWindow.  It checks with
@@ skipping 143 matching lines @@
     UPDATE_SHORTCUT   // Update icon for app shortcut.
   };
 
   // Which deferred action to perform when OnDidGetApplicationInfo is notified
   // from a TabContents. Currently, only one pending action is allowed.
   WebAppAction pending_web_app_action_;
 
   // Tracks the display mode of the tabstrip.
   mutable BooleanPrefMember use_vertical_tabs_;
 
+  // Tracks the display mode of the navigation bar.
+  mutable BooleanPrefMember use_compact_navigation_bar_;
+
   // The profile's tab restore service. The service is owned by the profile,
   // and we install ourselves as an observer.
   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_;
 
   DISALLOW_COPY_AND_ASSIGN(Browser);
 };
 
 #endif  // CHROME_BROWSER_UI_BROWSER_H_