uriloader/exthandler/nsExternalProtocolHandler.h
author JerryShih <hshih@mozilla.com>
Sat, 28 May 2016 10:38:00 +0200
changeset 333179 6da38f357ecd7da12aff8c1c8d6386dc0a078c05
parent 257987 a20c7910a82fa2df2f3398c1108d102bac9128b0
child 505383 6f3709b3878117466168c40affa7bca0b60cf75b
permissions -rw-r--r--
Bug 1187466 - check compositor status in TextureHost::lock(). r=dvander, a=sylvestre If the compositor is a nullptr during lock() call, it means that the compositor is not compatible with current textureHost. So return false in lock().

/* -*- 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 nsExternalProtocolHandler_h___
#define nsExternalProtocolHandler_h___

#include "nsIExternalProtocolHandler.h"
#include "nsCOMPtr.h"
#include "nsString.h"
#include "nsWeakReference.h"
#include "nsIExternalProtocolService.h"
#include "mozilla/Attributes.h"

class nsIURI;

// protocol handlers need to support weak references if we want the netlib nsIOService to cache them.
class nsExternalProtocolHandler final : public nsIExternalProtocolHandler, public nsSupportsWeakReference
{
public:
	NS_DECL_THREADSAFE_ISUPPORTS
	NS_DECL_NSIPROTOCOLHANDLER
	NS_DECL_NSIEXTERNALPROTOCOLHANDLER

	nsExternalProtocolHandler();

protected:
  ~nsExternalProtocolHandler();

  // helper function
  bool HaveExternalProtocolHandler(nsIURI * aURI);
	nsCString	m_schemeName;
};

#endif // nsExternalProtocolHandler_h___