layout/printing/nsPrintPreviewListener.h
author Steve Fink <sfink@mozilla.com>
Tue, 25 Feb 2014 14:15:16 -0800
changeset 210050 9d86b9442f0b86c08847c42f8c026ccfce17f8b0
parent 156008 d608711909f43b57154ce4ba11a45c656c95b826
child 211152 2d4b9bc5d6f50ee3ea353a3d982e6caea40425b5
permissions -rw-r--r--
Bug 975011 - Allow js/src/configure to invoke the in-tree NSPR configure. r=glandium

/* -*- 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__ */