gecko-dev/layout/style/nsIStyleSheet.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 1.0 (the "NPL"); you may not use this file except in
* compliance with the NPL. You may obtain a copy of the NPL at
* http://www.mozilla.org/NPL/
*
* Software distributed under the NPL is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
* for the specific language governing rights and limitations under the
* NPL.
*
* The Initial Developer of this code under the NPL is Netscape
* Communications Corporation. Portions created by Netscape are
* Copyright (C) 1998 Netscape Communications Corporation. All Rights
* Reserved.
*/
#ifndef nsIStyleSheet_h___
#define nsIStyleSheet_h___
#include <stdio.h>
#include "nsISupports.h"
class nsIAtom;
class nsIURL;
class nsIStyleRule;
class nsISupportsArray;
class nsIPresContext;
class nsIContent;
class nsIFrame;
// IID for the nsIStyleSheet interface {8c4a80a0-ad6a-11d1-8031-006008159b5a}
#define NS_ISTYLE_SHEET_IID \
{0x8c4a80a0, 0xad6a, 0x11d1, {0x80, 0x31, 0x00, 0x60, 0x08, 0x15, 0x9b, 0x5a}}
class nsIStyleSheet : public nsISupports {
public:
virtual nsIURL* GetURL(void) = 0;
// populate void array with nsIStyleRule*
virtual PRInt32 RulesMatching(nsIPresContext* aPresContext,
nsIContent* aContent,
nsIFrame* aParentFrame,
nsISupportsArray* aResults) = 0;
virtual PRInt32 RulesMatching(nsIPresContext* aPresContext,
nsIAtom* aPseudoTag,
nsIFrame* aParentFrame,
nsISupportsArray* aResults) = 0;
// XXX style rule enumerations
virtual void List(FILE* out = stdout, PRInt32 aIndent = 0) const = 0;
};
#endif /* nsIStyleSheet_h___ */