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101 lines
3.7 KiB
C++
101 lines
3.7 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 nsIStyleSheet_h___
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#define nsIStyleSheet_h___
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#include <stdio.h>
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#include "nsISupports.h"
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class nsISizeOfHandler;
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class nsIAtom;
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class nsString;
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class nsIURI;
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class nsIStyleRule;
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class nsISupportsArray;
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class nsIPresContext;
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class nsIContent;
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class nsIDocument;
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class nsIStyleContext;
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class nsIStyleRuleProcessor;
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// IID for the nsIStyleSheet interface {8c4a80a0-ad6a-11d1-8031-006008159b5a}
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#define NS_ISTYLE_SHEET_IID \
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{0x8c4a80a0, 0xad6a, 0x11d1, {0x80, 0x31, 0x00, 0x60, 0x08, 0x15, 0x9b, 0x5a}}
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class nsIStyleSheet : public nsISupports {
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public:
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static const nsIID& GetIID() { static nsIID iid = NS_ISTYLE_SHEET_IID; return iid; }
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// basic style sheet data
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NS_IMETHOD GetURL(nsIURI*& aURL) const = 0;
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NS_IMETHOD GetTitle(nsString& aTitle) const = 0;
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NS_IMETHOD GetType(nsString& aType) const = 0;
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NS_IMETHOD GetMediumCount(PRInt32& aCount) const = 0;
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NS_IMETHOD GetMediumAt(PRInt32 aIndex, nsIAtom*& aMedium) const = 0;
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NS_IMETHOD_(PRBool) UseForMedium(nsIAtom* aMedium) const = 0;
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NS_IMETHOD GetEnabled(PRBool& aEnabled) const = 0;
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NS_IMETHOD SetEnabled(PRBool aEnabled) = 0;
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// style sheet owner info
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NS_IMETHOD GetParentSheet(nsIStyleSheet*& aParent) const = 0; // may be null
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NS_IMETHOD GetOwningDocument(nsIDocument*& aDocument) const = 0; // may be null
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NS_IMETHOD SetOwningDocument(nsIDocument* aDocument) = 0;
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// style rule processor access
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NS_IMETHOD GetStyleRuleProcessor(nsIStyleRuleProcessor*& aProcessor,
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nsIStyleRuleProcessor* aPrevProcessor) = 0;
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// XXX style rule enumerations
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// If changing the given attribute cannot affect style context, aAffects
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// will be PR_FALSE on return.
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NS_IMETHOD AttributeAffectsStyle(nsIAtom *aAttribute, nsIContent *aContent,
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PRBool &aAffects) = 0;
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#ifdef DEBUG
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virtual void List(FILE* out = stdout, PRInt32 aIndent = 0) const = 0;
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virtual void SizeOf(nsISizeOfHandler *aSizeofHandler, PRUint32 &aSize) = 0;
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#endif
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};
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#endif /* nsIStyleSheet_h___ */
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