Choose the right window to switch to when a panel is deactivated on Windows.

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 51 matching lines @@
 
   // Brings up or down the titlebars for all minimized panels.
   void BringUpOrDownTitlebars(bool bring_up);
 
   // Returns the bottom position for the panel per its expansion state. If auto-
   // hide bottom bar is present, we want to move the minimized panel to the
   // bottom of the screen, not the bottom of the work area.
   int GetBottomPositionForExpansionState(
       Panel::ExpansionState expansion_state) const;
 
+  // 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* GetNextPanelToActivate(Panel* panel) const;

[Dmitry Titov, 2011/10/07 20:29:15]

Naming suggestion: if it may return not only a Panel, then perhaps we should
name it GetNextWindowToActivate?

[jianli, 2011/10/07 22:01:54]

Renamed to GetNextBrowserWindowToActivate.

+
   int num_panels() const { return panels_.size(); }
   bool is_dragging_panel() const;
 
   // Overridden from PanelMouseWatcher::Observer:
   virtual void OnMouseMove(const gfx::Point& mouse_position) OVERRIDE;
 
 #ifdef UNIT_TEST
   const Panels& panels() const { return panels_; }
   static int horizontal_spacing() { return kPanelsHorizontalSpacing; }
 
@@ skipping 138 matching lines @@
   // Minimum width and height of a panel.
   // Note: The minimum size of a widget (see widget.cc) is fixed to 100x100.
   // TODO(jianli): Need to fix this to support smaller panel.
   static const int kPanelMinWidth = 100;
   static const int kPanelMinHeight = 100;
 
   DISALLOW_COPY_AND_ASSIGN(PanelManager);
 };
 
 #endif  // CHROME_BROWSER_UI_PANELS_PANEL_MANAGER_H_