gecko-dev/layout/html/tests/TestCSSParser.cpp

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/* -*- 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 1.0 (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.
*/
#include <stdio.h>
#include "nsICSSParser.h"
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#include "nsICSSStyleSheet.h"
#include "nsIStyleRule.h"
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#include "nsIURL.h"
#include "nsIInputStream.h"
#include "nsIUnicharInputStream.h"
#include "nsString.h"
// XXX begin bad code
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#include "plevent.h"
#include "nsINetService.h"
#include "nsRepository.h"
#include "nsIServiceManager.h"
#include "nsIEventQueueService.h"
#include "nsXPComCIID.h"
#ifdef XP_PC
#define NETLIB_DLL "netlib.dll"
#define XPCOM_DLL "xpcom32.dll"
#else
#ifdef XP_MAC
#include "nsMacRepository.h"
#else
#define NETLIB_DLL "libnetlib.so"
#define XPCOM_DLL "libxpcom.so"
#endif
#endif
static NS_DEFINE_IID(kNetServiceCID, NS_NETSERVICE_CID);
static NS_DEFINE_IID(kEventQueueServiceCID, NS_EVENTQUEUESERVICE_CID);
static NS_DEFINE_IID(kIEventQueueServiceIID, NS_IEVENTQUEUESERVICE_IID);
// XXX end bad code
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static void Usage(void)
{
printf("usage: TestCSSParser [-v] [-s string | url1 ...]\n");
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}
int main(int argc, char** argv)
{
nsRepository::RegisterFactory(kEventQueueServiceCID, XPCOM_DLL, PR_FALSE, PR_FALSE);
nsRepository::RegisterFactory(kNetServiceCID, NETLIB_DLL, PR_FALSE, PR_FALSE);
nsresult rv;
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PRBool verbose = PR_FALSE;
nsString* string = nsnull;
int i;
for (i = 1; i < argc; i++) {
if (argv[i][0] == '-') {
if (strcmp(argv[i], "-v") == 0) {
verbose = PR_TRUE;
}
else if (strcmp(argv[i], "-s") == 0) {
if ((nsnull != string) || (i == argc - 1)) {
Usage();
return -1;
}
string = new nsString(argv[++i]);
}
else {
Usage();
return -1;
}
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}
else
break;
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}
// Create the Event Queue for this thread...
nsIEventQueueService* pEventQService = nsnull;
rv = nsServiceManager::GetService(kEventQueueServiceCID,
kIEventQueueServiceIID,
(nsISupports **)&pEventQService);
if (NS_SUCCEEDED(rv)) {
// XXX: What if this fails?
rv = pEventQService->CreateThreadEventQueue();
}
// Create parser
nsICSSParser* css;
rv = NS_NewCSSParser(&css);
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if (NS_OK != rv) {
printf("can't create css parser: %d\n", rv);
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return -1;
}
PRUint32 infoMask;
css->GetInfoMask(infoMask);
printf("CSS parser supports %x\n", infoMask);
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if (nsnull != string) {
nsIStyleRule* rule;
rv = css->ParseDeclarations(*string, nsnull, rule);
if (NS_OK == rv) {
if (verbose && (nsnull != rule)) {
rule->List();
}
}
else {
printf("ParseDeclarations failed: rv=%d\n", rv);
}
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}
else {
for (; i < argc; i++) {
char* urlName = argv[i];
// Create url object
nsIURL* url;
rv = NS_NewURL(&url, urlName);
if (NS_OK != rv) {
printf("invalid URL: '%s'\n", urlName);
return -1;
}
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// Get an input stream from the url
nsIInputStream* in;
rv = NS_OpenURL(url, &in);
if (rv != NS_OK) {
printf("open of url('%s') failed: error=%x\n", urlName, rv);
continue;
}
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// Translate the input using the argument character set id into unicode
nsIUnicharInputStream* uin;
rv = NS_NewConverterStream(&uin, nsnull, in);
if (NS_OK != rv) {
printf("can't create converter input stream: %d\n", rv);
return -1;
}
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// Parse the input and produce a style set
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nsICSSStyleSheet* sheet;
rv = css->Parse(uin, url, sheet);
if (NS_OK == rv) {
if (verbose) {
sheet->List();
}
}
else {
printf("parse failed: %d\n", rv);
}
url->Release();
in->Release();
uin->Release();
sheet->Release();
}
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}
css->Release();
/* Release the event queue for the thread */
if (nsnull != pEventQService) {
pEventQService->DestroyThreadEventQueue();
nsServiceManager::ReleaseService(kEventQueueServiceCID, pEventQService);
}
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return 0;
}