MacViews: Unify web contents modal dialog types

chrome/browser/ui/cocoa/modal_dialog_client_cocoa.h

+// Copyright 2015 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_MODAL_DIALOG_CLIENT_COCOA_H_
+#define CHROME_BROWSER_UI_COCOA_MODAL_DIALOG_CLIENT_COCOA_H_
+
+#include "base/macros.h"
+#include "base/memory/scoped_ptr.h"

[tapted, 2015/03/02 04:28:50]

nit: move to .mm?

[Andre, 2015/03/02 18:47:31]

Done.

+
+class SingleWebContentsDialogManagerCocoa;
+@protocol ConstrainedWindowSheet;
+
+namespace content {
+class WebContents;
+}
+
+// A base class for showing a ConstrainedWindowSheet over a WebContents.
+class ModalDialogClientCocoa {
+ public:
+  ModalDialogClientCocoa();
+  virtual ~ModalDialogClientCocoa();
+
+  SingleWebContentsDialogManagerCocoa* manager() const { return manager_; }
+  void set_manager(SingleWebContentsDialogManagerCocoa* manager) {
+    manager_ = manager;
+  }
+
+  // Shows |sheet| as a modal dialog over |contents|.
+  void Show(id<ConstrainedWindowSheet> sheet, content::WebContents* contents);
+
+  // Closes the sheet dialog.
+  void Close();
+
+  // Called when the dialog is closing.
+  virtual void OnDialogClosing() = 0;
+
+ private:
+  SingleWebContentsDialogManagerCocoa* manager_;
+
+  DISALLOW_COPY_AND_ASSIGN(ModalDialogClientCocoa);
+};
+
+#endif  // CHROME_BROWSER_UI_COCOA_MODAL_DIALOG_CLIENT_COCOA_H_