The Tor Browser / file revision

 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-

  *

  * This Source Code Form is subject to the terms of the Mozilla Public

  * License, v. 2.0. If a copy of the MPL was not distributed with this

  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

 #ifndef nsPrintPreviewListener_h__

 #define nsPrintPreviewListener_h__

 // Interfaces needed to be included

 #include "nsIDOMEventListener.h"

 // Helper Classes

 #include "nsCOMPtr.h"

 #include "mozilla/Attributes.h"

 namespace mozilla {

 namespace dom {

 class EventTarget;

 }

 }

 //

 // class nsPrintPreviewListener

 //

 // The class that listens to the chrome events and tells the embedding

 // chrome to show context menus, as appropriate. Handles registering itself

 // with the DOM with AddChromeListeners() and removing itself with

 // RemoveChromeListeners().

 //

 class nsPrintPreviewListener MOZ_FINAL : public nsIDOMEventListener

 {

 public:

   NS_DECL_ISUPPORTS

   NS_DECL_NSIDOMEVENTLISTENER

   nsPrintPreviewListener(mozilla::dom::EventTarget* aTarget);

   ~nsPrintPreviewListener();

   // Add/remove the relevant listeners, based on what interfaces

   // the embedding chrome implements.

   nsresult AddListeners();

   nsresult RemoveListeners();

 private:

   nsCOMPtr<mozilla::dom::EventTarget> mEventTarget;

 }; // class nsPrintPreviewListener

 #endif /* nsPrintPreviewListener_h__ */