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80 lines
3.0 KiB
C++
80 lines
3.0 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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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 1.0 (the "NPL"); you may not use this file except in
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* compliance with the NPL. You may obtain a copy of the NPL at
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* http://www.mozilla.org/NPL/
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*
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* Software distributed under the NPL is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
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* for the specific language governing rights and limitations under the
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* NPL.
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*
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* The Initial Developer of this code under the NPL is Netscape
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* Communications Corporation. Portions created by Netscape are
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* Copyright (C) 1998 Netscape Communications Corporation. All Rights
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* Reserved.
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*/
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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 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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// 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 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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// populate supports array with nsIStyleRule*
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// rules are ordered, those with higher precedence come last
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virtual PRInt32 RulesMatching(nsIPresContext* aPresContext,
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nsIContent* aContent,
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nsIStyleContext* aParentContext,
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nsISupportsArray* aResults) = 0;
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virtual PRInt32 RulesMatching(nsIPresContext* aPresContext,
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nsIContent* aParentContent,
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nsIAtom* aPseudoTag,
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nsIStyleContext* aParentContext,
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nsISupportsArray* aResults) = 0;
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// Test if style is dependent on content state
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NS_IMETHOD HasStateDependentStyle(nsIPresContext* aPresContext,
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nsIContent* aContent) = 0;
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// XXX style rule enumerations
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virtual void List(FILE* out = stdout, PRInt32 aIndent = 0) const = 0;
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};
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#endif /* nsIStyleSheet_h___ */
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