Add test cases for panel overflow handling.

chrome/browser/ui/panels/panel_manager.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_PANELS_PANEL_MANAGER_H_
 #define CHROME_BROWSER_UI_PANELS_PANEL_MANAGER_H_
 #pragma once
 
 #include <vector>
 #include "base/basictypes.h"
@@ skipping 12 matching lines @@
 #endif
 
 class Browser;
 class PanelMouseWatcher;
 class PanelOverflowStrip;
 class PanelStrip;
 
 // This class manages a set of panels.
 class PanelManager : public AutoHidingDesktopBar::Observer {
  public:
   typedef std::vector<Panel*> Panels;

[jennb, 2011/12/08 23:52:00]

Can remove typedef now.

[jianli, 2011/12/09 22:39:07]

Done.

 
   // Returns a single instance.
   static PanelManager* GetInstance();
 
   // Called when the display is changed, i.e. work area is updated.
   void OnDisplayChanged();
 
   // Creates a panel and returns it. The panel might be queued for display
   // later.
   Panel* CreatePanel(Browser* browser);
@@ skipping 26 matching lines @@
   void BringUpOrDownTitlebars(bool bring_up);
 
   // Returns the next browser window which could be either panel window or
   // tabbed window, to switch to if the given panel is going to be deactivated.
   // Returns NULL if such window cannot be found.
   BrowserWindow* GetNextBrowserWindowToActivate(Panel* panel) const;
 
   int num_panels() const;
   bool is_dragging_panel() const;
   int StartingRightPosition() const;
-  const Panels& panels() const;
+  std::vector<Panel*> panels() const;
 
   AutoHidingDesktopBar* auto_hiding_desktop_bar() const {
     return auto_hiding_desktop_bar_;
   }
 
   PanelMouseWatcher* mouse_watcher() const {
     return panel_mouse_watcher_.get();
   }
 
   PanelStrip* panel_strip() const {
@@ skipping 91 matching lines @@
   // Timer used to track if the current active app is in full screen mode.
   base::RepeatingTimer<PanelManager> full_screen_mode_timer_;
 
   // True if current active app is in full screen mode.
   bool is_full_screen_;
 
   DISALLOW_COPY_AND_ASSIGN(PanelManager);
 };
 
 #endif  // CHROME_BROWSER_UI_PANELS_PANEL_MANAGER_H_