components/guest_view/browser/guest_view_event.h

   1 // Copyright 2015 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 COMPONENTS_GUEST_VIEW_BROWSER_GUEST_VIEW_EVENT_H_
   6 #define COMPONENTS_GUEST_VIEW_BROWSER_GUEST_VIEW_EVENT_H_
   7
   8 #include <string>
   9
  10 #include "base/memory/scoped_ptr.h"
  11 #include "base/values.h"
  12
  13 namespace guest_view {
  14
  15 class GuestViewBase;
  16
  17 // A GuestViewEvent is a wrapper class for a GuestView event.
  18 // GuestViewEvents may be queued until the guest is attached to a container.
  19 // This wrapper class holds all the necessary information to fire the event
  20 // on attachment. GuestViewEvents are owned by GuestViewBase.
  21 class GuestViewEvent {
  22  public:
  23   GuestViewEvent(const std::string& name,
  24                  scoped_ptr<base::DictionaryValue> args);
  25   ~GuestViewEvent();
  26
  27   // This method will dispatch the event to the specified |guest|'s embedder and
  28   // use the provided |instance_id| for routing. After dispatch, this object
  29   // will self-destruct.
  30   void Dispatch(GuestViewBase* guest, int instance_id);
  31
  32 private:
  33   const std::string name_;
  34   scoped_ptr<base::DictionaryValue> args_;
  35
  36   DISALLOW_COPY_AND_ASSIGN(GuestViewEvent);
  37 };
  38
  39 }  // namespace guest_view
  40
  41 #endif  // COMPONENTS_GUEST_VIEW_BROWSER_GUEST_VIEW_EVENT_H_