mirror of
https://github.com/mozilla/gecko-dev.git
synced 2024-12-28 11:28:38 +00:00
142 lines
4.6 KiB
C++
142 lines
4.6 KiB
C++
/* ***** BEGIN LICENSE BLOCK *****
|
|
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
|
|
*
|
|
* The contents of this file are subject to the Mozilla Public License Version
|
|
* 1.1 (the "License"); you may not use this file except in compliance with
|
|
* the License. You may obtain a copy of the License at
|
|
* http://www.mozilla.org/MPL/
|
|
*
|
|
* Software distributed under the License is distributed on an "AS IS" basis,
|
|
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
|
|
* for the specific language governing rights and limitations under the
|
|
* License.
|
|
*
|
|
* The Original Code is Mozilla.
|
|
*
|
|
* The Initial Developer of the Original Code is
|
|
* Netscape Communications Corporation.
|
|
* Portions created by the Initial Developer are Copyright (C) 2002
|
|
* the Initial Developer. All Rights Reserved.
|
|
*
|
|
* Contributor(s):
|
|
* Darin Fisher <darin@netscape.com> (original author)
|
|
*
|
|
* Alternatively, the contents of this file may be used under the terms of
|
|
* either the GNU General Public License Version 2 or later (the "GPL"), or
|
|
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
|
|
* in which case the provisions of the GPL or the LGPL are applicable instead
|
|
* of those above. If you wish to allow use of your version of this file only
|
|
* under the terms of either the GPL or the LGPL, and not to allow others to
|
|
* use your version of this file under the terms of the MPL, indicate your
|
|
* decision by deleting the provisions above and replace them with the notice
|
|
* and other provisions required by the GPL or the LGPL. If you do not delete
|
|
* the provisions above, a recipient may use your version of this file under
|
|
* the terms of any one of the MPL, the GPL or the LGPL.
|
|
*
|
|
* ***** END LICENSE BLOCK ***** */
|
|
|
|
#ifndef nsPrefetchService_h__
|
|
#define nsPrefetchService_h__
|
|
|
|
#include "nsCPrefetchService.h"
|
|
#include "nsIGenericFactory.h"
|
|
#include "nsIObserver.h"
|
|
#include "nsIInterfaceRequestor.h"
|
|
#include "nsIChannelEventSink.h"
|
|
#include "nsIWebProgressListener.h"
|
|
#include "nsIStreamListener.h"
|
|
#include "nsIChannel.h"
|
|
#include "nsIURI.h"
|
|
#include "nsWeakReference.h"
|
|
#include "nsCOMPtr.h"
|
|
|
|
class nsPrefetchService;
|
|
class nsPrefetchListener;
|
|
class nsPrefetchNode;
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// nsPrefetchService
|
|
//-----------------------------------------------------------------------------
|
|
|
|
class nsPrefetchService : public nsIPrefetchService
|
|
, public nsIWebProgressListener
|
|
, public nsIObserver
|
|
, public nsSupportsWeakReference
|
|
{
|
|
public:
|
|
NS_DECL_ISUPPORTS
|
|
NS_DECL_NSIPREFETCHSERVICE
|
|
NS_DECL_NSIWEBPROGRESSLISTENER
|
|
NS_DECL_NSIOBSERVER
|
|
|
|
nsPrefetchService();
|
|
|
|
nsresult Init();
|
|
void ProcessNextURI();
|
|
void UpdateCurrentChannel(nsIChannel *c) { mCurrentChannel = c; }
|
|
|
|
private:
|
|
~nsPrefetchService();
|
|
|
|
void AddProgressListener();
|
|
void RemoveProgressListener();
|
|
nsresult EnqueueURI(nsIURI *aURI, nsIURI *aReferrerURI);
|
|
nsresult DequeueURI(nsIURI **aURI, nsIURI **aReferrerURI);
|
|
void EmptyQueue();
|
|
void StartPrefetching();
|
|
void StopPrefetching();
|
|
|
|
nsPrefetchNode *mQueueHead;
|
|
nsPrefetchNode *mQueueTail;
|
|
nsCOMPtr<nsIChannel> mCurrentChannel;
|
|
PRInt32 mStopCount;
|
|
PRBool mDisabled;
|
|
};
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// nsPrefetchListener
|
|
//-----------------------------------------------------------------------------
|
|
|
|
class nsPrefetchListener : public nsIStreamListener
|
|
, public nsIInterfaceRequestor
|
|
, public nsIChannelEventSink
|
|
{
|
|
public:
|
|
NS_DECL_ISUPPORTS
|
|
NS_DECL_NSIREQUESTOBSERVER
|
|
NS_DECL_NSISTREAMLISTENER
|
|
NS_DECL_NSIINTERFACEREQUESTOR
|
|
NS_DECL_NSICHANNELEVENTSINK
|
|
|
|
nsPrefetchListener(nsPrefetchService *aPrefetchService);
|
|
|
|
private:
|
|
~nsPrefetchListener();
|
|
|
|
static NS_METHOD ConsumeSegments(nsIInputStream *, void *, const char *,
|
|
PRUint32, PRUint32, PRUint32 *);
|
|
|
|
nsPrefetchService *mService;
|
|
};
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// nsPrefetchNode
|
|
//-----------------------------------------------------------------------------
|
|
|
|
class nsPrefetchNode
|
|
{
|
|
public:
|
|
nsPrefetchNode(nsIURI *aURI,
|
|
nsIURI *aReferrerURI)
|
|
: mNext(nsnull)
|
|
, mURI(aURI)
|
|
, mReferrerURI(aReferrerURI)
|
|
{ }
|
|
|
|
nsPrefetchNode *mNext;
|
|
nsCOMPtr<nsIURI> mURI;
|
|
nsCOMPtr<nsIURI> mReferrerURI;
|
|
};
|
|
|
|
#endif // !nsPrefetchService_h__
|