gecko-dev/layout/style/nsDOMCSSDeclaration.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 1.1 (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 Communicator client code.
*
* The Initial Developer of the Original Code is Netscape Communications
* Corporation. Portions created by Netscape are
* Copyright (C) 1998 Netscape Communications Corporation. All
* Rights Reserved.
*
* Contributor(s):
*/
#ifndef nsDOMCSSDeclaration_h___
#define nsDOMCSSSDeclaration_h___
#include "nsISupports.h"
#include "nsIDOMCSS2Properties.h"
#include "nsIScriptObjectOwner.h"
class nsICSSDeclaration;
class nsICSSParser;
class nsIURI;
class nsDOMCSSDeclaration : public nsIDOMCSS2Properties,
public nsIScriptObjectOwner
{
public:
nsDOMCSSDeclaration();
NS_DECL_ISUPPORTS
// NS_DECL_IDOMCSSSTYLEDECLARATION
NS_IMETHOD GetCssText(nsString& aCssText);
NS_IMETHOD SetCssText(const nsString& aCssText);
NS_IMETHOD GetLength(PRUint32* aLength);
NS_IMETHOD GetParentRule(nsIDOMCSSRule** aParentRule);
NS_IMETHOD GetPropertyValue(const nsString& aPropertyName,
nsString& aReturn);
NS_IMETHOD GetPropertyCSSValue(const nsString& aPropertyName,
nsIDOMCSSValue** aReturn);
NS_IMETHOD RemoveProperty(const nsString& aPropertyName,
nsString& aReturn) = 0;
NS_IMETHOD GetPropertyPriority(const nsString& aPropertyName,
nsString& aReturn);
NS_IMETHOD SetProperty(const nsString& aPropertyName,
const nsString& aValue, const nsString& aPriority);
NS_IMETHOD Item(PRUint32 aIndex, nsString& aReturn);
NS_DECL_IDOMCSS2PROPERTIES
// nsIScriptObjectOwner interface
NS_IMETHOD GetScriptObject(nsIScriptContext *aContext, void** aScriptObject);
NS_IMETHOD SetScriptObject(void* aScriptObject);
virtual void DropReference() = 0;
virtual nsresult GetCSSDeclaration(nsICSSDeclaration **aDecl,
PRBool aAllocate) = 0;
// Note! This will only set the declaration if a style rule already exists
virtual nsresult SetCSSDeclaration(nsICSSDeclaration *aDecl) = 0;
virtual nsresult ParseDeclaration(const nsString& aDecl,
PRBool aParseOnlyOneDecl,
PRBool aClearOldDecl) = 0;
virtual nsresult GetParent(nsISupports **aParent) = 0;
protected:
virtual ~nsDOMCSSDeclaration();
void *mScriptObject;
};
#endif // nsDOMCSSDeclaration_h___