chrome/browser/ui/cocoa/constrained_window/constrained_window_mac.h

   1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef CHROME_BROWSER_UI_COCOA_CONSTRAINED_WINDOW_CONSTRAINED_WINDOW_MAC_
   6 #define CHROME_BROWSER_UI_COCOA_CONSTRAINED_WINDOW_CONSTRAINED_WINDOW_MAC_
   7
   8 #import <Cocoa/Cocoa.h>
   9
  10 namespace content {
  11 class WebContents;
  12 }
  13 class ConstrainedWindowMac;
  14 class SingleWebContentsDialogManagerCocoa;
  15 @protocol ConstrainedWindowSheet;
  16
  17 // A delegate for a constrained window. The delegate is notified when the
  18 // window closes.
  19 class ConstrainedWindowMacDelegate {
  20  public:
  21   virtual void OnConstrainedWindowClosed(ConstrainedWindowMac* window) = 0;
  22 };
  23
  24 // Constrained window implementation for Mac.
  25 // Normally an instance of this class is owned by the delegate. The delegate
  26 // should delete the instance when the window is closed.
  27 class ConstrainedWindowMac {
  28  public:
  29   ConstrainedWindowMac(ConstrainedWindowMacDelegate* delegate,
  30                        content::WebContents* web_contents,
  31                        id<ConstrainedWindowSheet> sheet);
  32   ~ConstrainedWindowMac();
  33
  34   // Closes the constrained window.
  35   void CloseWebContentsModalDialog();
  36
  37   SingleWebContentsDialogManagerCocoa* manager() const { return manager_; }
  38   void set_manager(SingleWebContentsDialogManagerCocoa* manager) {
  39     manager_ = manager;
  40   }
  41
  42   // Called by |manager_| when the dialog is closing.
  43   void OnDialogClosing();
  44
  45  private:
  46   ConstrainedWindowMacDelegate* delegate_;  // weak, owns us.
  47   SingleWebContentsDialogManagerCocoa* manager_;  // weak, owned by WCMDM.
  48 };
  49
  50 #endif  // CHROME_BROWSER_UI_COCOA_CONSTRAINED_WINDOW_CONSTRAINED_WINDOW_MAC_