Begin work on extension shelf for Linux.

chrome/browser/gtk/browser_window_gtk.h

 // Copyright (c) 2009 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_GTK_BROWSER_WINDOW_GTK_H_
 #define CHROME_BROWSER_GTK_BROWSER_WINDOW_GTK_H_
 
 #include <gtk/gtk.h>
 
 #include <map>
 
 #include "base/gfx/rect.h"
 #include "base/scoped_ptr.h"
 #include "base/timer.h"
 #include "build/build_config.h"
 #include "chrome/browser/browser_window.h"
 #include "chrome/browser/tabs/tab_strip_model.h"
 #include "chrome/common/notification_registrar.h"
 #include "chrome/common/pref_member.h"
 #include "chrome/common/x11_util.h"
 
 class BookmarkBarGtk;
 class Browser;
 class BrowserTitlebar;
 class BrowserToolbarGtk;
 class CustomDrawButton;
 class DownloadShelfGtk;
+class ExtensionShelfGtk;
 class FindBarGtk;
 class InfoBarContainerGtk;
 class LocationBar;
 class StatusBubbleGtk;
 class TabContentsContainerGtk;
 class TabStripGtk;
 
 #ifdef OS_CHROMEOS
 class PanelController;
 #endif
@@ skipping 134 matching lines @@
 
   scoped_ptr<Browser> browser_;
 
   // The download shelf view (view at the bottom of the page).
   scoped_ptr<DownloadShelfGtk> download_shelf_;
 
  private:
   // Show or hide the bookmark bar.
   void MaybeShowBookmarkBar(TabContents* contents, bool animate);
 
+  // Show or hide the extension shelf.
+  void MaybeShowExtensionShelf();
+
   // Sets the default size for the window and the the way the user is allowed to
   // resize it.
   void SetGeometryHints();
 
   // Set up the window icon (potentially used in window border or alt-tab list).
   void SetWindowIcon();
 
   // Connect to signals on |window_|.
   void ConnectHandlersToSignals();
 
@@ skipping 55 matching lines @@
   void ShowSupportedWindowFeatures();
 
   // Hides UI elements for unsupported window features.
   void HideUnsupportedWindowFeatures();
 
   // Helper functions that query |browser_| concerning support for UI features
   // in this window. (For example, a popup window might not support a tabstrip).
   bool IsTabStripSupported();
   bool IsToolbarSupported();
   bool IsBookmarkBarSupported();
+  bool IsExtensionShelfSupported();
 
   // Checks to see if the mouse pointer at |x|, |y| is over the border of the
   // custom frame (a spot that should trigger a window resize). Returns true if
   // it should and sets |edge|.
   bool GetWindowEdge(int x, int y, GdkWindowEdge* edge);
 
   NotificationRegistrar registrar_;
 
   gfx::Rect bounds_;
   GdkWindowState state_;
 
   // Whether we are full screen. Since IsFullscreen() gets called before
   // OnStateChanged(), we can't rely on |state_| & GDK_WINDOW_STATE_FULLSCREEN.
   bool full_screen_;
 
   // The container for the titlebar + tab strip.
   scoped_ptr<BrowserTitlebar> titlebar_;
 
   // The object that manages all of the widgets in the toolbar.
   scoped_ptr<BrowserToolbarGtk> toolbar_;
 
   // The object that manages the bookmark bar.
   scoped_ptr<BookmarkBarGtk> bookmark_bar_;
 
+  // The object that manages the extension shelf.
+  scoped_ptr<ExtensionShelfGtk> extension_shelf_;
+
   // The status bubble manager.  Always non-NULL.
   scoped_ptr<StatusBubbleGtk> status_bubble_;
 
   // A container that manages the GtkWidget*s that are the webpage display
   // (along with associated infobars, shelves, and other things that are part
   // of the content area).
   scoped_ptr<TabContentsContainerGtk> contents_container_;
 
   // A container that manages the GtkWidget*s of developer tools for the
   // selected tab contents.
@@ skipping 31 matching lines @@
 
   // True if the window manager thinks the window is active.  Not all window
   // managers keep track of this state (_NET_ACTIVE_WINDOW), in which case
   // this will always be true.
   bool is_active_;
 
   DISALLOW_COPY_AND_ASSIGN(BrowserWindowGtk);
 };
 
 #endif  // CHROME_BROWSER_GTK_BROWSER_WINDOW_GTK_H_