Support DWM switching....

chrome/browser/views/frame/browser_frame.h

 // Copyright (c) 2006-2008 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_VIEWS_FRAME_AERO_GLASS_FRAME_H_
-#define CHROME_BROWSER_VIEWS_FRAME_AERO_GLASS_FRAME_H_
+#ifndef CHROME_BROWSER_VIEWS_FRAME_BROWSER_FRAME_
+#define CHROME_BROWSER_VIEWS_FRAME_BROWSER_FRAME_
 
-#include "chrome/browser/views/frame/browser_frame.h"
 #include "chrome/views/window.h"
 
 class AeroGlassNonClientView;
 class BrowserView;
+class NonClientFrameView;
+class TabStrip;
+
+// A specialization of the NonClientFrameView object that provides additional
+// Browser-specific methods.
+class BrowserNonClientFrameView : public views::NonClientFrameView {
+ public:
+  BrowserNonClientFrameView() : NonClientFrameView() {}
+  virtual ~BrowserNonClientFrameView() {}
+
+  // Returns the bounds within which the TabStrip should be laid out.
+  virtual gfx::Rect GetBoundsForTabStrip(TabStrip* tabstrip) const = 0;
+
+  // Updates the throbber.
+  virtual void UpdateThrobber(bool running) = 0;
+};
 
 ///////////////////////////////////////////////////////////////////////////////
-// AeroGlassFrame
+// BrowserFrame
 //
-//  AeroGlassFrame is a Window subclass that provides the window frame on
-//  Windows Vista with DWM desktop compositing enabled. The window's non-client
-//  areas are drawn by the system.
+//  BrowserFrame is a Window subclass that provides the window frame for the
+//  Chrome browser window.
 //
-class AeroGlassFrame : public BrowserFrame,
-                       public views::Window {
+class BrowserFrame : public views::Window {
  public:
-  explicit AeroGlassFrame(BrowserView* browser_view);
-  virtual ~AeroGlassFrame();
+  explicit BrowserFrame(BrowserView* browser_view);
+  virtual ~BrowserFrame();
 
+  // Initialize the frame. Creates the Window.
   void Init();
 
   // Determine the distance of the left edge of the minimize button from the
   // left edge of the window. Used in our Non-Client View's Layout.
   int GetMinimizeButtonOffset() const;
 
-  // Overridden from BrowserFrame:
-  virtual gfx::Rect GetWindowBoundsForClientBounds(
-      const gfx::Rect& client_bounds);
-  virtual void SizeToContents(const gfx::Rect& contents_bounds) {}
-  virtual gfx::Rect GetBoundsForTabStrip(TabStrip* tabstrip) const;
-  virtual void UpdateThrobber(bool running);
-  virtual views::Window* GetWindow();
-  virtual const views::Window* GetWindow() const;
+  // Retrieves the bounds, in non-client view coordinates for the specified
+  // TabStrip.
+  gfx::Rect GetBoundsForTabStrip(TabStrip* tabstrip) const;
+
+  // Tells the frame to update the throbber.
+  void UpdateThrobber(bool running);
 
  protected:
   // Overridden from views::WidgetWin:
   virtual bool AcceleratorPressed(views::Accelerator* accelerator);
   virtual bool GetAccelerator(int cmd_id, views::Accelerator* accelerator);
   virtual void OnInitMenuPopup(HMENU menu, UINT position, BOOL is_system_menu);
   virtual void OnEnterSizeMove();
   virtual void OnEndSession(BOOL ending, UINT logoff);
   virtual LRESULT OnMouseActivate(HWND window,
                                   UINT hittest_code,
                                   UINT message);
   virtual void OnMove(const CPoint& point);
   virtual void OnMoving(UINT param, const RECT* new_bounds);
   virtual LRESULT OnNCActivate(BOOL active);
   virtual LRESULT OnNCCalcSize(BOOL mode, LPARAM l_param);
   virtual LRESULT OnNCHitTest(const CPoint& pt);
 
   // Overridden from views::Window:
   virtual int GetShowState() const;
   virtual bool IsAppWindow() const { return true; }
+  virtual views::NonClientFrameView* CreateFrameViewForWindow();
+  virtual void UpdateFrameAfterFrameChange();
 
  private:
   // Updates the DWM with the frame bounds.
   void UpdateDWMFrame();
 
-  // Return a pointer to the concrete type of our non-client view.
-  AeroGlassNonClientView* GetAeroGlassNonClientView() const;
-
-  // Starts/Stops the window throbber running.
-  void StartThrobber();
-  void StopThrobber();
-
-  // Displays the next throbber frame.
-  void DisplayNextThrobberFrame();
-
   // The BrowserView is our ClientView. This is a pointer to it.
   BrowserView* browser_view_;
 
+  // A pointer to our NonClientFrameView as a BrowserNonClientFrameView.
+  BrowserNonClientFrameView* browser_frame_view_;
+
   bool frame_initialized_;
 
-  // Whether or not the window throbber is currently animating.
-  bool throbber_running_;
-
-  // The index of the current frame of the throbber animation.
-  int throbber_frame_;
-
-  static const int kThrobberIconCount = 24;
-  static HICON throbber_icons_[kThrobberIconCount];
-  static void InitThrobberIcons();
-
-  DISALLOW_EVIL_CONSTRUCTORS(AeroGlassFrame);
+  DISALLOW_EVIL_CONSTRUCTORS(BrowserFrame);
 };
 
-#endif  // #ifndef CHROME_BROWSER_VIEWS_FRAME_AERO_GLASS_FRAME_H_
+#endif  // #ifndef CHROME_BROWSER_VIEWS_FRAME_BROWSER_FRAME_