mirror of
https://github.com/mozilla/gecko-dev.git
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129 lines
5.2 KiB
C++
129 lines
5.2 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: NPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Netscape Public License
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* Version 1.1 (the "License"); you may not use this file except in
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* compliance with the License. You may obtain a copy of the License at
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* http://www.mozilla.org/NPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is mozilla.org code.
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*
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* The Initial Developer of the Original Code is
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* Netscape Communications Corporation.
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* Portions created by the Initial Developer are Copyright (C) 1998
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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*
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the NPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the NPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#ifndef nsCSS1Parser_h___
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#define nsCSS1Parser_h___
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#include "nslayout.h"
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#include "nsISupports.h"
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#include "nsAWritableString.h"
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class nsIStyleRule;
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class nsICSSStyleSheet;
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class nsIUnicharInputStream;
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class nsIURI;
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class nsICSSDeclaration;
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class nsICSSLoader;
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class nsICSSRule;
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class nsISupportsArray;
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#define NS_ICSS_PARSER_IID \
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{ 0xcc9c0610, 0x968c, 0x11d1, \
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{0x93, 0x23, 0x00, 0x80, 0x5f, 0x8a, 0xdd, 0x32} }
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// Rule processing function
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typedef void (*PR_CALLBACK RuleAppendFunc) (nsICSSRule* aRule, void* aData);
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// Interface to the css parser.
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class nsICSSParser : public nsISupports {
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public:
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static const nsIID& GetIID() { static nsIID iid = NS_ICSS_PARSER_IID; return iid; }
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// Return a mask of the various css standards that this parser
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// supports.
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NS_IMETHOD GetInfoMask(PRUint32& aResult) = 0;
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// Set a style sheet for the parser to fill in. The style sheet must
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// implement the nsICSSStyleSheet interface
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NS_IMETHOD SetStyleSheet(nsICSSStyleSheet* aSheet) = 0;
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// Set whether or not tags & classes are case sensitive or uppercased
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NS_IMETHOD SetCaseSensitive(PRBool aCaseSensitive) = 0;
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// Set whether or not to emulate Nav quirks
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NS_IMETHOD SetQuirkMode(PRBool aQuirkMode) = 0;
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// Set loader to use for child sheets
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NS_IMETHOD SetChildLoader(nsICSSLoader* aChildLoader) = 0;
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NS_IMETHOD Parse(nsIUnicharInputStream* aInput,
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nsIURI* aInputURL,
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nsICSSStyleSheet*& aResult) = 0;
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// Parse HTML style attribute or its equivalent in other markup
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// languages. aBaseURL is the base url to use for relative links in
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// the declaration.
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NS_IMETHOD ParseStyleAttribute(const nsAReadableString& aAttributeValue,
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nsIURI* aBaseURL,
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nsIStyleRule** aResult) = 0;
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NS_IMETHOD ParseAndAppendDeclaration(const nsAReadableString& aBuffer,
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nsIURI* aBaseURL,
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nsICSSDeclaration* aDeclaration,
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PRBool aParseOnlyOneDecl,
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PRInt32* aHint) = 0;
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NS_IMETHOD ParseRule(nsAReadableString& aRule,
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nsIURI* aBaseURL,
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nsISupportsArray** aResult) = 0;
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// Charset management method:
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// Set the charset before calling any of the Parse emthods if you want the
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// charset to be anything other than the default
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// sets the out-param to the current charset, as set by SetCharset
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NS_IMETHOD GetCharset(/*out*/nsAWritableString &aCharsetDest) const = 0;
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// SetCharset expects the charset to be the preferred charset
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// and it just records the string exactly as passed in (no alias resolution)
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NS_IMETHOD SetCharset(/*in*/ const nsAReadableString &aCharsetSrc) = 0;
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};
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// Values or'd in the GetInfoMask; other bits are reserved
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#define NS_CSS_GETINFO_CSS1 ((PRUint32) 0x00000001L)
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#define NS_CSS_GETINFO_CSSP ((PRUint32) 0x00000002L)
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#define NS_CSS_GETINFO_CSS2 ((PRUint32) 0x00000004L)
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#define NS_CSS_GETINFO_CSS_FROSTING ((PRUint32) 0x00000008L)
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// Success code that can be returned from ParseAndAppendDeclaration()
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#define NS_CSS_PARSER_DROP_DECLARATION \
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NS_ERROR_GENERATE_SUCCESS(NS_ERROR_MODULE_LAYOUT,1)
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extern NS_HTML nsresult
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NS_NewCSSParser(nsICSSParser** aInstancePtrResult);
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#endif /* nsCSS1Parser_h___ */
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