Constrained window sheet controller (test patch)

chrome/browser/ui/cocoa/constrained_window/constrained_window_mac2.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_CONSTRAINED_WINDOW_CONSTRAINED_WINDOW_MAC_2_
+#define CHROME_BROWSER_UI_COCOA_CONSTRAINED_WINDOW_CONSTRAINED_WINDOW_MAC_2_
+
+#import <Cocoa/Cocoa.h>
+
+#include "base/memory/scoped_nsobject.h"
+#include "chrome/browser/ui/constrained_window.h"
+
+class TabContents;
+
+// Constrained window implementation for Mac.
+class ConstrainedWindowMac2 : public ConstrainedWindow {
+ public:
+  ConstrainedWindowMac2(TabContents* tab_contents, NSWindow* window);
+  virtual ~ConstrainedWindowMac2();
+
+  // ConstrainedWindow implementation.
+  virtual void ShowConstrainedWindow() OVERRIDE;
+  virtual void CloseConstrainedWindow() OVERRIDE;
+  virtual gfx::NativeWindow GetNativeWindow() OVERRIDE;
+  virtual bool GetCanShowConstrainedWindow() OVERRIDE;
+
+ private:
+  // Gets the parent window of the dialog.
+  NSWindow* GetParentWindow() const;
+
+  TabContents* tab_contents_;  // weak
+  scoped_nsobject<NSWindow> window_;
+};
+
+#endif  // CHROME_BROWSER_UI_COCOA_CONSTRAINED_WINDOW_CONSTRAINED_WINDOW_MAC_2_