gecko-dev/webshell/public/nsIDocumentLoaderObserver.h

131 lines
4.3 KiB
C++

/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
*
* The contents of this file are subject to the Netscape Public License
* Version 1.0 (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/NPL/
*
* 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 Communicator client code.
*
* The Initial Developer of the Original Code is Netscape Communications
* Corporation. Portions created by Netscape are Copyright (C) 1998
* Netscape Communications Corporation. All Rights Reserved.
*/
#ifndef nsIDocumentLoaderObserver_h___
#define nsIDocumentLoaderObserver_h___
#include "nsISupports.h"
// Forward declarations...
class nsIURI;
class nsIContentViewer;
class nsIDocumentLoader;
#ifdef NECKO
class nsIChannel;
#endif
/* f6b4f550-317c-11d2-bd8c-00805f8ae3f4 */
#define NS_IDOCUMENT_LOADER_OBSERVER_IID \
{ 0xf6b4f550, 0x317c, 0x11d2, \
{0xbd, 0x8c, 0x00, 0x80, 0x5f, 0x8a, 0xe3, 0xf4} }
/*
*
*
*/
class nsIDocumentLoaderObserver : public nsISupports
{
public:
NS_DEFINE_STATIC_IID_ACCESSOR(NS_IDOCUMENT_LOADER_OBSERVER_IID)
/**
* Notify the observer that a new document will be loaded.
*
* This notification occurs before any DNS resolution occurs, or
* a connection is established with the server...
*/
NS_IMETHOD OnStartDocumentLoad(nsIDocumentLoader* loader, nsIURI* aURL, const char* aCommand) = 0;
/**
* Notify the observer that a document has been completely loaded.
*/
#ifdef NECKO
NS_IMETHOD OnEndDocumentLoad(nsIDocumentLoader* loader, nsIChannel* channel, PRInt32 aStatus,
nsIDocumentLoaderObserver * aObserver) = 0;
#else
NS_IMETHOD OnEndDocumentLoad(nsIDocumentLoader* loader, nsIURI *aUrl, PRInt32 aStatus,
nsIDocumentLoaderObserver * aObserver) = 0;
#endif
/**
* Notify the observer that the specified nsIURI has just started to load.
*
* This notification occurs after DNS resolution, and a connection to the
* server has been established.
*/
#ifdef NECKO
NS_IMETHOD OnStartURLLoad(nsIDocumentLoader* loader, nsIChannel* channel,
nsIContentViewer* aViewer) = 0;
#else
NS_IMETHOD OnStartURLLoad(nsIDocumentLoader* loader, nsIURI* aURL, const char* aContentType,
nsIContentViewer* aViewer) = 0;
#endif
/**
* Notify the observer that progress has occurred in the loading of the
* specified URL...
*/
#ifdef NECKO
NS_IMETHOD OnProgressURLLoad(nsIDocumentLoader* loader,
nsIChannel* channel, PRUint32 aProgress,
PRUint32 aProgressMax) = 0;
#else
NS_IMETHOD OnProgressURLLoad(nsIDocumentLoader* loader,
nsIURI* aURL, PRUint32 aProgress,
PRUint32 aProgressMax) = 0;
#endif
/**
* Notify the observer that status text is available regarding the URL
* being loaded...
*/
#ifdef NECKO
NS_IMETHOD OnStatusURLLoad(nsIDocumentLoader* loader, nsIChannel* channel, nsString& aMsg) = 0;
#else
NS_IMETHOD OnStatusURLLoad(nsIDocumentLoader* loader, nsIURI* aURL, nsString& aMsg) = 0;
#endif
/**
* Notify the observer that the specified nsIURI has finished loading.
*/
#ifdef NECKO
NS_IMETHOD OnEndURLLoad(nsIDocumentLoader* loader, nsIChannel* channel, PRInt32 aStatus) = 0;
#else
NS_IMETHOD OnEndURLLoad(nsIDocumentLoader* loader, nsIURI* aURL, PRInt32 aStatus) = 0;
#endif
/**
* Notify the observer that some content of unknown type has been
* encountered...
*/
#ifdef NECKO
NS_IMETHOD HandleUnknownContentType( nsIDocumentLoader* loader,
nsIChannel* channel,
const char *aContentType,
const char *aCommand ) = 0;
#else
NS_IMETHOD HandleUnknownContentType( nsIDocumentLoader* loader,
nsIURI *aURL,
const char *aContentType,
const char *aCommand ) = 0;
#endif
};
#endif /* nsIDocumentLoaderObserver_h___ */