Home | History | Annotate | Download | only in notifications 
      1 // Copyright (c) 2011 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_CHROMEOS_NOTIFICATIONS_BALLOON_VIEW_HOST_H_
      6 #define CHROME_BROWSER_CHROMEOS_NOTIFICATIONS_BALLOON_VIEW_HOST_H_
      7 #pragma once
      8 
      9 #include "chrome/browser/ui/views/notifications/balloon_view_host.h"
     10 
     11 #include <map>
     12 #include <string>
     13 
     14 #include "base/callback.h"
     15 #include "ui/gfx/native_widget_types.h"
     16 
     17 class ListValue;
     18 class GURL;
     19 
     20 namespace chromeos {
     21 
     22 typedef Callback1<const ListValue*>::Type MessageCallback;
     23 
     24 class BalloonViewHost : public ::BalloonViewHost {
     25  public:
     26   explicit BalloonViewHost(Balloon* balloon) : ::BalloonViewHost(balloon) {}
     27   virtual ~BalloonViewHost();
     28 
     29   // Adds a callback for WebUI message. Returns true if the callback
     30   // is succssfully registered, or false otherwise. It fails to add if
     31   // a callback for given message already exists. The callback object
     32   // is owned and deleted by callee.
     33   bool AddWebUIMessageCallback(const std::string& message,
     34                                MessageCallback* callback);
     35 
     36   // Process WebUI message.
     37   virtual void ProcessWebUIMessage(
     38       const ExtensionHostMsg_DomMessage_Params& params);
     39 
     40  private:
     41   // A map of message name -> message handling callback.
     42   typedef std::map<std::string, MessageCallback*> MessageCallbackMap;
     43   MessageCallbackMap message_callbacks_;
     44 
     45   DISALLOW_COPY_AND_ASSIGN(BalloonViewHost);
     46 };
     47 
     48 }  // namespace chromeos
     49 
     50 #endif  // CHROME_BROWSER_CHROMEOS_NOTIFICATIONS_BALLOON_VIEW_HOST_H_
     51