pjs/gfx/public/nsITheme.h

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2.7 KiB
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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 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 the Mozilla browser.
*
* The Initial Developer of the Original Code is Netscape
* Communications Corporation. Portions created by Netscape are
* Copyright (C) 1999 Netscape Communications Corporation. All
* Rights Reserved.
*
* Original Author: David W. Hyatt (hyatt@netscape.com)
*
* Contributors:
*/
#include "nsISupports.h"
#include "nsCOMPtr.h"
#include "nsColor.h"
struct nsRect;
struct nsSize;
struct nsFont;
struct nsMargin;
class nsIPresContext;
class nsIRenderingContext;
class nsIDeviceContext;
class nsIFrame;
class nsIAtom;
// IID for the nsITheme interface
// {F791038C-F97E-4068-A542-0343AE440664}
#define NS_ITHEME_IID \
{ 0xf791038c, 0xf97e, 0x4068, { 0xa5, 0x42, 0x3, 0x43, 0xae, 0x44, 0x6, 0x64 } }
// {D930E29B-6909-44e5-AB4B-AF10D6923705}
#define NS_THEMERENDERER_CID \
{ 0xd930e29b, 0x6909, 0x44e5, { 0xab, 0x4b, 0xaf, 0x10, 0xd6, 0x92, 0x37, 0x5 } }
class nsITheme: public nsISupports {
public:
NS_DEFINE_STATIC_IID_ACCESSOR(NS_ITHEME_IID)
NS_IMETHOD DrawWidgetBackground(nsIRenderingContext* aContext,
nsIFrame* aFrame,
PRUint8 aWidgetType,
const nsRect& aRect,
const nsRect& aClipRect)=0;
NS_IMETHOD GetWidgetBorder(nsIDeviceContext* aContext,
nsIFrame* aFrame,
PRUint8 aWidgetType,
nsMargin* aResult)=0;
NS_IMETHOD GetMinimumWidgetSize(nsIRenderingContext* aContext, nsIFrame* aFrame,
PRUint8 aWidgetType,
nsSize* aResult,
PRBool* aIsOverridable)=0;
NS_IMETHOD WidgetStateChanged(nsIFrame* aFrame, PRUint8 aWidgetType,
nsIAtom* aAttribute, PRBool* aShouldRepaint)=0;
NS_IMETHOD ThemeChanged()=0;
virtual PRBool ThemeSupportsWidget(nsIPresContext* aPresContext,
PRUint8 aWidgetType)=0;
virtual PRBool WidgetIsContainer(PRUint8 aWidgetType)=0;
};
// Creator function
extern NS_METHOD NS_NewNativeTheme(nsISupports *aOuter, REFNSIID aIID, void **aResult);