gecko-dev/layout/style/nsICSSStyleSheet.h

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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* ***** BEGIN LICENSE BLOCK *****
* Version: NPL 1.1/GPL 2.0/LGPL 2.1
*
* 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 the Initial Developer are Copyright (C) 1998
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
*
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
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* ***** END LICENSE BLOCK ***** */
#ifndef nsICSSStyleSheet_h___
#define nsICSSStyleSheet_h___
#include "nsIStyleSheet.h"
#include "nsString.h"
class nsICSSRule;
class nsIDOMNode;
class nsINameSpace;
class nsICSSStyleRuleProcessor;
class nsIMediaList;
class nsICSSGroupRule;
class nsICSSImportRule;
// 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:
NS_DEFINE_STATIC_IID_ACCESSOR(NS_ICSS_STYLE_SHEET_IID)
NS_IMETHOD ContainsStyleSheet(nsIURI* aURL, PRBool& aContains, nsIStyleSheet** aTheChild=nsnull) = 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 ReplaceStyleRule(nsICSSRule* aOld, nsICSSRule* aNew) = 0;
NS_IMETHOD StyleRuleCount(PRInt32& aCount) const = 0;
NS_IMETHOD GetStyleRuleAt(PRInt32 aIndex, nsICSSRule*& aRule) const = 0;
NS_IMETHOD DeleteRuleFromGroup(nsICSSGroupRule* aGroup, PRUint32 aIndex) = 0;
NS_IMETHOD InsertRuleIntoGroup(const nsAString & aRule, nsICSSGroupRule* aGroup, PRUint32 aIndex, PRUint32* _retval) = 0;
NS_IMETHOD ReplaceRuleInGroup(nsICSSGroupRule* aGroup, nsICSSRule* aOld, nsICSSRule* aNew) = 0;
NS_IMETHOD StyleSheetCount(PRInt32& aCount) const = 0;
NS_IMETHOD GetStyleSheetAt(PRInt32 aIndex, nsICSSStyleSheet*& aSheet) const = 0;
/**
* SetURL must be called on all sheets before parsing into them.
* SetURL may only be called while the sheet is 1) incomplete and 2)
* has no rules in it
*/
NS_IMETHOD SetURL(nsIURI* aURL) = 0;
NS_IMETHOD SetTitle(const nsAString& aTitle) = 0;
NS_IMETHOD AppendMedium(nsIAtom* aMedium) = 0;
NS_IMETHOD ClearMedia(void) = 0;
NS_IMETHOD SetOwningNode(nsIDOMNode* aOwningNode) = 0;
NS_IMETHOD SetOwnerRule(nsICSSImportRule* aOwnerRule) = 0;
NS_IMETHOD GetOwnerRule(nsICSSImportRule** aOwnerRule) = 0;
// get head of namespace chain for sheet
NS_IMETHOD GetNameSpace(nsINameSpace*& aNameSpace) const = 0;
NS_IMETHOD Clone(nsICSSStyleSheet* aCloneParent,
nsICSSImportRule* aCloneOwnerRule,
nsIDocument* aCloneDocument,
nsIDOMNode* aCloneOwningNode,
nsICSSStyleSheet** aClone) const = 0;
NS_IMETHOD IsModified(PRBool* aModified) const = 0; // returns the mDirty status of the sheet
NS_IMETHOD SetModified(PRBool aModified) = 0;
NS_IMETHOD DropRuleProcessorReference(nsICSSStyleRuleProcessor* aProcessor) = 0;
};
// XXX for backwards compatibility and convenience
nsresult
NS_NewCSSStyleSheet(nsICSSStyleSheet** aInstancePtrResult, nsIURI* aURL);
nsresult
NS_NewCSSStyleSheet(nsICSSStyleSheet** aInstancePtrResult);
#endif /* nsICSSStyleSheet_h___ */