Support detaching/attaching panels via inter-strip drags.

chrome/browser/ui/panels/panel.h

 // Copyright (c) 2012 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_H_
 #define CHROME_BROWSER_UI_PANELS_PANEL_H_
 #pragma once
 
 #include "chrome/browser/ui/browser_window.h"
 
@@ skipping 203 matching lines @@
   void OnWindowSizeAvailable();
 
   // Asynchronous completion of panel close request.
   void OnNativePanelClosed();
 
   NativePanel* native_panel() { return native_panel_; }
   Browser* browser() const { return browser_; }
 
   // May be NULL if panel is newly created and has not been positioned yet.
   PanelStrip* panel_strip() const { return panel_strip_; }
+  void set_panel_strip(PanelStrip* panel_strip) { panel_strip_ = panel_strip; }
 
   // Moves the panel to the |new_strip|, removing the panel from its
   // current strip.
   void MoveToStrip(PanelStrip* new_strip);
 
   ExpansionState expansion_state() const { return expansion_state_; }
   ExpansionState old_expansion_state() const { return old_expansion_state_; }
   const gfx::Size& min_size() const { return min_size_; }
   const gfx::Size& max_size() const { return max_size_; }
   bool auto_resizable() const { return auto_resizable_; }
@@ skipping 20 matching lines @@
 
   // Sets whether the panel will auto resize according to its content.
   void SetAutoResizable(bool resizable);
 
   // Sets minimum and maximum size for the panel.
   void SetSizeRange(const gfx::Size& min_size, const gfx::Size& max_size);
 
   // Sets whether the panel app icon is visible in the taskbar.
   void SetAppIconVisibility(bool visible);
 
+  // Sets whether the panel window is always on top.
+  void SetAlwaysOnTop(bool on_top);
+
   // Newly created panels may be placed in a temporary layout until their
   // final position is determined.
   bool has_temporary_layout() const { return has_temporary_layout_; }
   void set_has_temporary_layout(bool temporary) {
     has_temporary_layout_ = temporary;
   }
 
  protected:
   virtual void DestroyBrowser() OVERRIDE;
 
@@ skipping 40 matching lines @@
   // True if this panel auto resizes based on content.
   bool auto_resizable_;
 
   // Platform specifc implementation for panels.  It'd be one of
   // PanelBrowserWindowGtk/PanelBrowserView/PanelBrowserWindowCocoa.
   NativePanel* native_panel_;  // Weak, owns us.
 
   ExpansionState expansion_state_;
   ExpansionState old_expansion_state_;
 
-  // Indicates whether the panel app icon is visible in the taskbar.
-  bool app_icon_visible_;
-
   content::NotificationRegistrar registrar_;
 
   DISALLOW_COPY_AND_ASSIGN(Panel);
 };
 
 #endif  // CHROME_BROWSER_UI_PANELS_PANEL_H_