gecko/widget/qt/nsNativeThemeQt.h

136 lines
4.8 KiB
C++

/* -*- 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):
* Lars Knoll <knoll@kde.org>
* Zack Rusin <zack@kde.org>
* 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 <QStyle>
#include <QPalette>
#include "nsITheme.h"
#include "nsCOMPtr.h"
#include "nsIAtom.h"
#include "nsNativeTheme.h"
class QComboBox;
class QStyleOptionButton;
class QStyleOptionComboBox;
class QRect;
class nsIFrame;
class nsDeviceContext;
class nsNativeThemeQt : 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& aClipRect);
NS_IMETHOD GetWidgetBorder(nsDeviceContext* aContext,
nsIFrame* aFrame,
PRUint8 aWidgetType,
nsIntMargin* aResult);
NS_IMETHOD GetMinimumWidgetSize(nsRenderingContext* aContext, nsIFrame* aFrame,
PRUint8 aWidgetType,
nsIntSize* aResult,
bool* aIsOverridable);
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);
virtual NS_HIDDEN_(bool) GetWidgetPadding(nsDeviceContext* aContext,
nsIFrame* aFrame,
PRUint8 aWidgetType,
nsIntMargin* aResult);
NS_IMETHOD_(bool) ThemeDrawsFocusForWidget(nsPresContext* aPresContext,
nsIFrame* aFrame, PRUint8 aWidgetType);
bool ThemeNeedsComboboxDropmarker();
nsNativeThemeQt();
virtual ~nsNativeThemeQt();
private:
inline nsresult DrawWidgetBackground(QPainter *qPainter,
nsRenderingContext* aContext,
nsIFrame* aFrame,
PRUint8 aWidgetType,
const nsRect& aRect,
const nsRect& aClipRect);
void InitButtonStyle(PRUint8 widgetType,
nsIFrame* aFrame,
QRect rect,
QStyleOptionButton &opt);
void InitPlainStyle(PRUint8 aWidgetType,
nsIFrame* aFrame,
QRect rect,
QStyleOption &opt,
QStyle::State extraFlags = QStyle::State_None);
void InitComboStyle(PRUint8 aWidgetType,
nsIFrame* aFrame,
QRect rect,
QStyleOptionComboBox &opt);
private:
PRInt32 mFrameWidth;
QPalette mNoBackgroundPalette;
};