gecko-dev/layout/style/nsICSSDeclaration.h

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2.5 KiB
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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
/*
* faster version of nsIDOMCSSStyleDeclaration using enums instead of
* strings, for internal use
*/
#ifndef nsICSSDeclaration_h__
#define nsICSSDeclaration_h__
/**
* This interface provides access to methods analogous to those of
* nsIDOMCSSStyleDeclaration; the difference is that these use
* nsCSSProperty enums for the prop names instead of using strings.
* This is meant for use in performance-sensitive code only! Most
* consumers should continue to use nsIDOMCSSStyleDeclaration.
*/
#include "nsIDOMCSSStyleDeclaration.h"
#include "nsCSSProperty.h"
#include "nsWrapperCache.h"
// 57eb81d1-a607-4429-926b-802519d43aad
#define NS_ICSSDECLARATION_IID \
{ 0x57eb81d1, 0xa607, 0x4429, \
{0x92, 0x6b, 0x80, 0x25, 0x19, 0xd4, 0x3a, 0xad } }
class nsINode;
class nsICSSDeclaration : public nsIDOMCSSStyleDeclaration,
public nsWrapperCache
{
public:
NS_DECLARE_STATIC_IID_ACCESSOR(NS_ICSSDECLARATION_IID)
/**
* Method analogous to nsIDOMCSSStyleDeclaration::GetPropertyValue,
* which obeys all the same restrictions.
*/
NS_IMETHOD GetPropertyValue(const nsCSSProperty aPropID,
nsAString& aValue) = 0;
// Also have to declare the nsIDOMCSSStyleDeclaration method, so we
// don't hide it... very sad, but it stole the good method name
NS_IMETHOD GetPropertyValue(const nsAString& aPropName,
nsAString& aValue) = 0;
/**
* Method analogous to nsIDOMCSSStyleDeclaration::SetProperty. This
* method does NOT allow setting a priority (the priority will
* always be set to default priority).
*/
NS_IMETHOD SetPropertyValue(const nsCSSProperty aPropID,
const nsAString& aValue) = 0;
virtual nsINode *GetParentObject() = 0;
};
NS_DEFINE_STATIC_IID_ACCESSOR(nsICSSDeclaration, NS_ICSSDECLARATION_IID)
#define NS_DECL_NSICSSDECLARATION \
NS_IMETHOD GetPropertyValue(const nsCSSProperty aPropID, \
nsAString& aValue); \
NS_IMETHOD SetPropertyValue(const nsCSSProperty aPropID, \
const nsAString& aValue);
#endif // nsICSSDeclaration_h__