gecko-dev/layout/style/nsICSSStyleSheet.h

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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 1.1 (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):
*/
#ifndef nsICSSStyleSheet_h___
#define nsICSSStyleSheet_h___
#include "nslayout.h"
#include "nsIStyleSheet.h"
class nsICSSRule;
class nsIDOMNode;
class nsINameSpace;
class nsICSSStyleRuleProcessor;
// IID for the nsICSSStyleSheet interface {8f83b0f0-b21a-11d1-8031-006008159b5a}
#define NS_ICSS_STYLE_SHEET_IID \
{0x8f83b0f0, 0xb21a, 0x11d1, {0x80, 0x31, 0x00, 0x60, 0x08, 0x15, 0x9b, 0x5a}}
class nsICSSStyleSheet : public nsIStyleSheet {
public:
static const nsIID& GetIID() { static nsIID iid = NS_ICSS_STYLE_SHEET_IID; return iid; }
NS_IMETHOD ContainsStyleSheet(nsIURI* aURL) const = 0;
NS_IMETHOD AppendStyleSheet(nsICSSStyleSheet* aSheet) = 0;
NS_IMETHOD InsertStyleSheetAt(nsICSSStyleSheet* aSheet, PRInt32 aIndex) = 0;
NS_IMETHOD PrependStyleRule(nsICSSRule* aRule) = 0;
NS_IMETHOD AppendStyleRule(nsICSSRule* aRule) = 0;
NS_IMETHOD StyleRuleCount(PRInt32& aCount) const = 0;
NS_IMETHOD GetStyleRuleAt(PRInt32 aIndex, nsICSSRule*& aRule) const = 0;
NS_IMETHOD StyleSheetCount(PRInt32& aCount) const = 0;
NS_IMETHOD GetStyleSheetAt(PRInt32 aIndex, nsICSSStyleSheet*& aSheet) const = 0;
NS_IMETHOD Init(nsIURI* aURL) = 0;
NS_IMETHOD SetTitle(const nsString& aTitle) = 0;
NS_IMETHOD AppendMedium(nsIAtom* aMedium) = 0;
NS_IMETHOD ClearMedia(void) = 0;
NS_IMETHOD SetOwningNode(nsIDOMNode* aOwningNode) = 0;
// get head of namespace chain for sheet
NS_IMETHOD GetNameSpace(nsINameSpace*& aNameSpace) const = 0;
// set default namespace for sheet (may be overridden by @namespace)
NS_IMETHOD SetDefaultNameSpaceID(PRInt32 aDefaultNameSpaceID) = 0;
NS_IMETHOD Clone(nsICSSStyleSheet*& aClone) const = 0;
NS_IMETHOD IsUnmodified(void) const = 0; // NS_OK if not modified since construct/last reset, NS_COMFALSE otherwise
NS_IMETHOD SetModified(PRBool aModified) = 0;
NS_IMETHOD DropRuleProcessorReference(nsICSSStyleRuleProcessor* aProcessor) = 0;
};
// XXX for backwards compatibility and convenience
extern NS_HTML nsresult
NS_NewCSSStyleSheet(nsICSSStyleSheet** aInstancePtrResult, nsIURI* aURL);
extern NS_HTML nsresult
NS_NewCSSStyleSheet(nsICSSStyleSheet** aInstancePtrResult);
#endif /* nsICSSStyleSheet_h___ */