Refactor ShellWindow to separate platform-specific code.

chrome/browser/ui/cocoa/extensions/shell_window_cocoa.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_COCOA_EXTENSIONS_SHELL_WINDOW_COCOA_H_
 #define CHROME_BROWSER_UI_COCOA_EXTENSIONS_SHELL_WINDOW_COCOA_H_
 
 #import <Cocoa/Cocoa.h>
 #include <vector>
 
 #include "base/memory/scoped_nsobject.h"
 #include "chrome/browser/ui/cocoa/constrained_window_mac.h"
+#include "chrome/browser/ui/extensions/native_shell_window.h"
 #include "chrome/browser/ui/extensions/shell_window.h"
 #include "chrome/common/extensions/draggable_region.h"
+#import "third_party/GTM/AppKit/GTMWindowSheetController.h"
 #include "ui/gfx/rect.h"
-#import "third_party/GTM/AppKit/GTMWindowSheetController.h"
 
 class Profile;
 class ShellWindowCocoa;
 
 // A window controller for a minimal window to host a web app view. Passes
 // Objective-C notifications to the C++ bridge.
 @interface ShellWindowController : NSWindowController
                                   <NSWindowDelegate,
                                    GTMWindowSheetControllerDelegate,
                                    ConstrainedWindowSupport> {
  @private
   ShellWindowCocoa* shellWindow_;  // Weak; owns self.
   // Manages per-window sheets.
   scoped_nsobject<GTMWindowSheetController> sheetController_;
 }
 
 @property(assign, nonatomic) ShellWindowCocoa* shellWindow;
 
 @end
 
 // Cocoa bridge to ShellWindow.
-class ShellWindowCocoa : public ShellWindow {
+class ShellWindowCocoa : public NativeShellWindow {
  public:
-  ShellWindowCocoa(Profile* profile,
-                   const extensions::Extension* extension,
-                   const GURL& url,
-                   const CreateParams& params);
+  ShellWindowCocoa(ShellWindow* shell_window,
+      const ShellWindow::CreateParams& params);
 
   // BaseWindow implementation.
   virtual bool IsActive() const OVERRIDE;
   virtual bool IsMaximized() const OVERRIDE;
   virtual bool IsMinimized() const OVERRIDE;
   virtual bool IsFullscreen() const OVERRIDE;
   virtual gfx::NativeWindow GetNativeWindow() OVERRIDE;
   virtual gfx::Rect GetRestoredBounds() const OVERRIDE;
   virtual gfx::Rect GetBounds() const OVERRIDE;
   virtual void Show() OVERRIDE;
@@ skipping 11 matching lines @@
   // Called when the window is about to be closed.
   void WindowWillClose();
 
   // Called when the window is focused.
   void WindowDidBecomeKey();
 
   // Called when the window is defocused.
   void WindowDidResignKey();
 
  protected:
-  // ShellWindow implementation.
+  // NativeShellWindow implementation.
   virtual void SetFullscreen(bool fullscreen) OVERRIDE;
   virtual bool IsFullscreenOrPending() const OVERRIDE;
+  virtual void UpdateWindowTitle() OVERRIDE;
+  virtual void UpdateDraggableRegions(
+      const std::vector<extensions::DraggableRegion>& regions) OVERRIDE;
 
  private:
   virtual ~ShellWindowCocoa();
 
-  // ShellWindow implementation.
-  virtual void UpdateDraggableRegions(
-      const std::vector<extensions::DraggableRegion>& regions) OVERRIDE;
+  NSWindow* window() const;
 
-  NSWindow* window() const;
+  content::WebContents* web_contents() const {
+    return shell_window_->web_contents();
+  }
+  const extensions::Extension* extension() const {
+    return shell_window_->extension();
+  }
 
   void InstallView();
   void UninstallView();
   void InstallDraggableRegionViews();
 
+  ShellWindow* shell_window_; // weak - ShellWindow owns NativeShellWindow.
+
   bool has_frame_;
 
   bool is_fullscreen_;
   NSRect restored_bounds_;
 
   scoped_nsobject<ShellWindowController> window_controller_;
   NSInteger attention_request_id_;  // identifier from requestUserAttention
 
   std::vector<extensions::DraggableRegion> draggable_regions_;
 
   DISALLOW_COPY_AND_ASSIGN(ShellWindowCocoa);
 };
 
 #endif  // CHROME_BROWSER_UI_COCOA_EXTENSIONS_SHELL_WINDOW_COCOA_H_