gecko-dev/widget/windows/nsNativeThemeWin.h

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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 the Mozilla browser.
*
* The Initial Developer of the Original Code is
* Netscape Communications Corporation.
* Portions created by the Initial Developer are Copyright (C) 1999
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Tim Hill (tim@prismelite.com)
*
* 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 ***** */
#include "nsITheme.h"
#include "nsCOMPtr.h"
#include "nsIAtom.h"
#include "nsNativeTheme.h"
#include <windows.h>
struct nsIntRect;
struct nsIntSize;
class nsNativeThemeWin : private nsNativeTheme,
public nsITheme {
public:
NS_DECL_ISUPPORTS_INHERITED
// The nsITheme interface.
NS_IMETHOD DrawWidgetBackground(nsRenderingContext* aContext,
nsIFrame* aFrame,
PRUint8 aWidgetType,
const nsRect& aRect,
const nsRect& aDirtyRect);
NS_IMETHOD GetWidgetBorder(nsDeviceContext* aContext,
nsIFrame* aFrame,
PRUint8 aWidgetType,
nsIntMargin* aResult);
virtual bool GetWidgetPadding(nsDeviceContext* aContext,
nsIFrame* aFrame,
PRUint8 aWidgetType,
nsIntMargin* aResult);
virtual bool GetWidgetOverflow(nsDeviceContext* aContext,
nsIFrame* aFrame,
PRUint8 aWidgetType,
nsRect* aOverflowRect);
NS_IMETHOD GetMinimumWidgetSize(nsRenderingContext* aContext, nsIFrame* aFrame,
PRUint8 aWidgetType,
nsIntSize* aResult,
bool* aIsOverridable);
virtual Transparency GetWidgetTransparency(nsIFrame* aFrame, PRUint8 aWidgetType);
NS_IMETHOD WidgetStateChanged(nsIFrame* aFrame, PRUint8 aWidgetType,
nsIAtom* aAttribute, bool* aShouldRepaint);
NS_IMETHOD ThemeChanged();
bool ThemeSupportsWidget(nsPresContext* aPresContext,
nsIFrame* aFrame,
PRUint8 aWidgetType);
bool WidgetIsContainer(PRUint8 aWidgetType);
bool ThemeDrawsFocusForWidget(nsPresContext* aPresContext, nsIFrame* aFrame, PRUint8 aWidgetType);
bool ThemeNeedsComboboxDropmarker();
nsNativeThemeWin();
virtual ~nsNativeThemeWin();
protected:
HANDLE GetTheme(PRUint8 aWidgetType);
nsresult GetThemePartAndState(nsIFrame* aFrame, PRUint8 aWidgetType,
PRInt32& aPart, PRInt32& aState);
nsresult ClassicGetThemePartAndState(nsIFrame* aFrame, PRUint8 aWidgetType,
PRInt32& aPart, PRInt32& aState, bool& aFocused);
nsresult ClassicDrawWidgetBackground(nsRenderingContext* aContext,
nsIFrame* aFrame,
PRUint8 aWidgetType,
const nsRect& aRect,
const nsRect& aClipRect);
nsresult ClassicGetWidgetBorder(nsDeviceContext* aContext,
nsIFrame* aFrame,
PRUint8 aWidgetType,
nsIntMargin* aResult);
bool ClassicGetWidgetPadding(nsDeviceContext* aContext,
nsIFrame* aFrame,
PRUint8 aWidgetType,
nsIntMargin* aResult);
nsresult ClassicGetMinimumWidgetSize(nsRenderingContext* aContext, nsIFrame* aFrame,
PRUint8 aWidgetType,
nsIntSize* aResult,
bool* aIsOverridable);
bool ClassicThemeSupportsWidget(nsPresContext* aPresContext,
nsIFrame* aFrame,
PRUint8 aWidgetType);
void DrawCheckedRect(HDC hdc, const RECT& rc, PRInt32 fore, PRInt32 back,
HBRUSH defaultBack);
PRUint32 GetWidgetNativeDrawingFlags(PRUint8 aWidgetType);
PRInt32 StandardGetState(nsIFrame* aFrame, PRUint8 aWidgetType, bool wantFocused);
bool IsMenuActive(nsIFrame* aFrame, PRUint8 aWidgetType);
};
// Creator function
extern NS_METHOD NS_NewNativeThemeWin(nsISupports *aOuter, REFNSIID aIID, void **aResult);