gecko-dev/cmd/winfe/oleview.cpp
1998-03-28 02:44:41 +00:00

99 lines
2.8 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 "NPL"); you may not use this file except in
* compliance with the NPL. You may obtain a copy of the NPL at
* http://www.mozilla.org/NPL/
*
* Software distributed under the NPL is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
* for the specific language governing rights and limitations under the
* NPL.
*
* The Initial Developer of this code under the NPL is Netscape
* Communications Corporation. Portions created by Netscape are
* Copyright (C) 1998 Netscape Communications Corporation. All Rights
* Reserved.
*/
/********************************XXXM12N**************************************/
#include "net.h"
#include "merrors.h"
#include "xp_mem.h"
#include "xp_mcom.h"
#include "xpassert.h"
static unsigned int
ole_view_write_ready(NET_StreamClass *stream)
{
return 1;
}
/* Abort the stream if we get this far */
static int ole_view_write(NET_StreamClass *stream, const char *str, int32 len)
{
return MK_INTERRUPTED;
}
static void
ole_view_complete(NET_StreamClass *stream)
{
}
static void
ole_view_abort(NET_StreamClass *stream, int status)
{
}
static char fakehtml[] = "<EMBED SRC=\"internal-ole-viewer:%s\"\n>";
NET_StreamClass *
OLE_ViewStream(int format_out, void *pDataObj, URL_Struct *urls,
MWContext *pContext)
{
NET_StreamClass *stream = nil, *viewstream;
char *org_content_type;
if (!(stream = XP_NEW_ZAP(NET_StreamClass))) {
XP_TRACE(("OLE_ViewStream memory lossage"));
return 0;
}
stream->name = "ole viewer";
stream->complete = ole_view_complete;
stream->abort = ole_view_abort;
stream->is_write_ready = ole_view_write_ready;
stream->data_object = NULL;
stream->window_id = pContext;
stream->put_block = (MKStreamWriteFunc)ole_view_write;
org_content_type = urls->content_type;
urls->content_type = 0;
StrAllocCopy(urls->content_type, TEXT_HTML);
urls->is_binary = 1; /* secret flag for mail-to save as */
if((viewstream=NET_StreamBuilder(format_out, urls, pContext)) != 0)
{
char *buffer = (char*)
XP_ALLOC(XP_STRLEN(fakehtml) + XP_STRLEN(urls->address) + 1);
if (buffer)
{
XP_SPRINTF(buffer, fakehtml, urls->address);
(*viewstream->put_block)(viewstream,
buffer, XP_STRLEN(buffer));
(*viewstream->complete)(viewstream);
XP_FREE(buffer);
}
}
/* XXX hack alert - this has to be set back for abort to work
correctly */
XP_FREE(urls->content_type);
urls->content_type = org_content_type;
return stream;
}