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- /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
- /* ***** BEGIN LICENSE BLOCK *****
- * Version: MPL 1.1/GPL 2.0/LGPL 2.1
- *
- * The contents of this file are subject to the Mozilla 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/MPL/
- *
- * 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 of 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
- * of those above. If you wish to allow use of your version of this file only
- * under the terms of either the GPL or the LGPL, and not to allow others to
- * use your version of this file under the terms of the MPL, indicate your
- * decision by deleting the provisions above and replace them with the notice
- * and other provisions required by the GPL or the LGPL. If you do not delete
- * the provisions above, a recipient may use your version of this file under
- * the terms of any one of the MPL, the GPL or the LGPL.
- *
- * ***** END LICENSE BLOCK ***** */
- #ifndef nsIStyleSheet_h___
- #define nsIStyleSheet_h___
-
- #include <stdio.h>
- #include "nsISupports.h"
-
- class nsIAtom;
- class nsString;
- class nsIURI;
- class nsIStyleRule;
- class nsISupportsArray;
- class nsPresContext;
- class nsIContent;
- class nsIDocument;
- class nsIStyleRuleProcessor;
-
- // IID for the nsIStyleSheet interface
- // 93eea32f-681b-4405-b908-3933cf1d5091
- #define NS_ISTYLE_SHEET_IID \
- {0x93eea32f, 0x681b, 0x4405, {0xb9, 0x08, 0x39, 0x33, 0xcf, 0x1d, 0x50, 0x91}}
-
- /**
- * A style sheet is a thing associated with a document that has style
- * rules. Those style rules can be reached in one of two ways, depending
- * on which level of the nsStyleSet it is in:
- * 1) It can be |QueryInterface|d to nsIStyleRuleProcessor
- * 2) It can be |QueryInterface|d to nsICSSStyleSheet, with which the
- * |nsStyleSet| uses an |nsCSSRuleProcessor| to access the rules.
- */
- class nsIStyleSheet : public nsISupports {
- public:
- NS_DEFINE_STATIC_IID_ACCESSOR(NS_ISTYLE_SHEET_IID)
-
- // basic style sheet data
- NS_IMETHOD GetSheetURI(nsIURI** aSheetURI) const = 0;
- NS_IMETHOD GetBaseURI(nsIURI** aBaseURI) const = 0;
- NS_IMETHOD GetTitle(nsString& aTitle) const = 0;
- NS_IMETHOD GetType(nsString& aType) const = 0;
- NS_IMETHOD_(PRBool) UseForMedium(nsPresContext* aPresContext) const = 0;
- NS_IMETHOD_(PRBool) HasRules() const = 0;
-
- /**
- * Whether the sheet is applicable. A sheet that is not applicable
- * should never be inserted into a style set. A sheet may not be
- * applicable for a variety of reasons including being disabled and
- * being incomplete.
- *
- */
- NS_IMETHOD GetApplicable(PRBool& aApplicable) const = 0;
-
- /**
- * Set the stylesheet to be enabled. This may or may not make it
- * applicable.
- */
- NS_IMETHOD SetEnabled(PRBool aEnabled) = 0;
-
- /**
- * Whether the sheet is complete.
- */
- NS_IMETHOD GetComplete(PRBool& aComplete) const = 0;
- NS_IMETHOD SetComplete() = 0;
-
- // style sheet owner info
- NS_IMETHOD GetParentSheet(nsIStyleSheet*& aParent) const = 0; // may be null
- NS_IMETHOD GetOwningDocument(nsIDocument*& aDocument) const = 0; // may be null
- NS_IMETHOD SetOwningDocument(nsIDocument* aDocument) = 0;
-
- #ifdef DEBUG
- virtual void List(FILE* out = stdout, PRInt32 aIndent = 0) const = 0;
- #endif
- };
-
- #endif /* nsIStyleSheet_h___ */
-