Add a blocking version of the sync promo dialog

chrome/browser/ui/webui/sync_promo/sync_promo_dialog.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_WEBUI_SYNC_PROMO_SYNC_PROMO_DIALOG_H_
+#define CHROME_BROWSER_UI_WEBUI_SYNC_PROMO_SYNC_PROMO_DIALOG_H_
+#pragma once
+
+#include "chrome/browser/ui/webui/html_dialog_ui.h"
+
+class Profile;
+class Browser;
+
+// Shows the sync promo in a HTML dialog.
+class SyncPromoDialog : public HtmlDialogUIDelegate {
+ public:
+  SyncPromoDialog(Profile* profile, GURL url);
+  virtual ~SyncPromoDialog();
+
+  // Shows the dialog and blocks until the dialog is dismissed.
+  void ShowDialog();
+
+  // Returns the browser spawned from the sync promo dialog (if any).
+  Browser* spawned_browser() const { return spawned_browser_; }
+
+  // Returns true if the sync promo was closed.
+  bool sync_promo_was_closed() const { return sync_promo_was_closed_; }
+
+ private:
+  // HtmlDialogUIDelegate:
+  virtual ui::ModalType GetDialogModalType() const OVERRIDE;
+  virtual string16 GetDialogTitle() const OVERRIDE;
+  virtual GURL GetDialogContentURL() const OVERRIDE;
+  virtual void GetWebUIMessageHandlers(
+      std::vector<content::WebUIMessageHandler*>* handlers) const OVERRIDE;
+  virtual void GetDialogSize(gfx::Size* size) const OVERRIDE;
+  virtual std::string GetDialogArgs() const OVERRIDE;
+  virtual void OnDialogClosed(const std::string& json_retval) OVERRIDE;
+  virtual void OnCloseContents(content::WebContents* source,
+                               bool* out_close_dialog) OVERRIDE;
+  virtual bool ShouldShowDialogTitle() const OVERRIDE;
+  virtual bool HandleContextMenu(const ContextMenuParams& params) OVERRIDE;
+  virtual bool HandleOpenURLFromTab(
+      content::WebContents* source,
+      const content::OpenURLParams& params,
+      content::WebContents** out_new_contents) OVERRIDE;
+  virtual bool HandleAddNewContents(content::WebContents* source,
+                                    content::WebContents* new_contents,
+                                    WindowOpenDisposition disposition,
+                                    const gfx::Rect& initial_pos,
+                                    bool user_gesture) OVERRIDE;
+
+  Profile* profile_;
+  Browser* spawned_browser_;
+  bool sync_promo_was_closed_;
+  GURL url_;
+  gfx::NativeWindow window_;
+
+  DISALLOW_COPY_AND_ASSIGN(SyncPromoDialog);
+};
+
+#endif  // CHROME_BROWSER_UI_WEBUI_SYNC_PROMO_SYNC_PROMO_DIALOG_H_