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

132 lines
3.4 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.org 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.
*
* Contributor(s):
* Pierre Phaneuf <pp@ludusdesign.com>
*/
#include <stdio.h>
#include "nsCSSScanner.h"
#include "nsIURL.h"
#include "nsNetUtil.h"
#include "nsIIOService.h"
#include "nsIURL.h"
#include "nsIServiceManager.h"
static NS_DEFINE_CID(kIOServiceCID, NS_IOSERVICE_CID);
#include "nsIInputStream.h"
#include "nsIUnicharInputStream.h"
#include "nsString.h"
int main(int argc, char** argv)
{
if (2 != argc) {
printf("usage: TestCSSScanner url\n");
return -1;
}
// Create url object
char* urlName = argv[1];
nsIURI* url;
nsresult rv;
NS_WITH_SERVICE(nsIIOService, service, kIOServiceCID, &rv);
if (NS_FAILED(rv)) return -1;
nsIURI *uri = nsnull;
rv = service->NewURI(urlName, nsnull, &uri);
if (NS_FAILED(rv)) return -1;
rv = uri->QueryInterface(NS_GET_IID(nsIURI), (void**)&url);
NS_RELEASE(uri);
if (NS_OK != rv) {
printf("invalid URL: '%s'\n", urlName);
return -1;
}
// Get an input stream from the url
nsIInputStream* in;
rv = NS_OpenURI(&in, url);
if (rv != NS_OK) {
printf("open of url('%s') failed: error=%x\n", urlName, rv);
return -1;
}
// 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;
}
// Create scanner and set it up to process the input file
nsCSSScanner* css = new nsCSSScanner();
if (nsnull == css) {
printf("Out of memory allocating nsCSSScanner\n");
return -1;
}
css->Init(uin, url);
// Scan the file and dump out the tokens
nsCSSToken tok;
PRInt32 ec;
for (;;) {
char buf[20];
if (!css->Next(ec, tok)) {
break;
}
printf("%02d: ", tok.mType);
switch (tok.mType) {
case eCSSToken_Ident:
case eCSSToken_AtKeyword:
case eCSSToken_String:
case eCSSToken_Function:
case eCSSToken_WhiteSpace:
case eCSSToken_URL:
case eCSSToken_InvalidURL:
case eCSSToken_ID:
case eCSSToken_HTMLComment:
fputs(tok.mIdent, stdout);
fputs("\n", stdout);
break;
case eCSSToken_Number:
printf("%g\n", tok.mNumber);
break;
case eCSSToken_Percentage:
printf("%g%%\n", tok.mNumber * 100.0f);
break;
case eCSSToken_Dimension:
tok.mIdent.ToCString(buf, sizeof(buf));
printf("%g%s\n", tok.mNumber, buf);
break;
case eCSSToken_Symbol:
printf("%c (%x)\n", tok.mSymbol, tok.mSymbol);
break;
}
}
delete css;
uin->Release();
in->Release();
url->Release();
return 0;
}