gecko-dev/htmlparser/src/nsTextConverter.h
1999-09-08 18:51:23 +00:00

99 lines
3.1 KiB
C++

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
* The contents of this file are subject to the Netscape 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/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, released
* March 31, 1998.
*
* The Initial Developer of the Original Code is Netscape
* Communications Corporation. Portions created by Netscape are
* Copyright (C) 1998-1999 Netscape Communications Corporation. All
* Rights Reserved.
*
* Contributor(s): Akkana Peck.
*/
#include "nsIStreamConverter.h"
#include "nsString.h"
#include "nsIFactory.h"
///////////////////////////////////////////////
// TextConverter
#define NS_TEXTCONVERTER_CID \
{ /* a6cf9109-15b3-11d2-932e-00805f8add32 */ \
0xa6cf9109, \
0x15b3, \
0x11d2, \
{0x93, 0x2e, 0x00, 0x80, 0x5f, 0x8a, 0xdd, 0x32} \
}
static NS_DEFINE_CID(kTextConverterCID, NS_TEXTCONVERTER_CID);
class nsTextConverter : public nsIStreamConverter
{
public:
NS_DECL_ISUPPORTS
nsTextConverter();
virtual ~nsTextConverter();
// nsIStreamConverter methods
NS_IMETHOD Convert(nsIInputStream *aFromStream, const PRUnichar *aFromType,
const PRUnichar *aToType, nsISupports *ctxt, nsIInputStream **_retval);
NS_IMETHOD AsyncConvertData(const PRUnichar *aFromType,
const PRUnichar *aToType,
nsIStreamListener *aListener, nsISupports *ctxt);
// nsIStreamListener method
NS_IMETHOD OnDataAvailable(nsIChannel *channel, nsISupports *ctxt,
nsIInputStream *inStr,
PRUint32 sourceOffset, PRUint32 count);
// nsIStreamObserver methods
NS_IMETHOD OnStartRequest(nsIChannel *channel, nsISupports *ctxt);
NS_IMETHOD OnStopRequest(nsIChannel *channel, nsISupports *ctxt,
nsresult status, const PRUnichar *errorMsg);
// member data
nsIStreamListener *mListener;
nsString mFromType;
nsString mToType;
};
//////////////////////////////////////////////////
// FACTORY
class nsTextConverterFactory : public nsIFactory
{
public:
nsTextConverterFactory(const nsCID &aClass, const char* className,
const char* progID);
// nsISupports methods
NS_DECL_ISUPPORTS
// nsIFactory methods
NS_IMETHOD CreateInstance(nsISupports *aOuter,
const nsIID &aIID,
void **aResult);
NS_IMETHOD LockFactory(PRBool aLock);
protected:
virtual ~nsTextConverterFactory();
protected:
nsCID mClassID;
const char* mClassName;
const char* mProgID;
};