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// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
#ifndef QWINDOWSVISTASTYLE_P_P_H
#define QWINDOWSVISTASTYLE_P_P_H
//
// W A R N I N G
// -------------
//
// This file is not part of the Qt API. It exists for the convenience
// of qapplication_*.cpp, qwidget*.cpp and qfiledialog.cpp. This header
// file may change from version to version without notice, or even be removed.
//
// We mean it.
//
#include <QtWidgets/private/qtwidgetsglobal_p.h>
#include "qwindowsvistastyle_p.h"
#include "qwindowsthemedata_p.h"
#include <private/qpaintengine_raster_p.h>
#include <qpaintengine.h>
#include <qwidget.h>
#include <qapplication.h>
#include <qpixmapcache.h>
#include <qstyleoption.h>
#include <QtWidgets/private/qwindowsstyle_p_p.h>
#include <qmap.h>
#if QT_CONFIG(pushbutton)
#include <qpushbutton.h>
#endif
#include <qradiobutton.h>
#if QT_CONFIG(lineedit)
#include <qlineedit.h>
#endif
#include <qgroupbox.h>
#if QT_CONFIG(toolbutton)
#include <qtoolbutton.h>
#endif
#if QT_CONFIG(spinbox)
#include <qspinbox.h>
#endif
#if QT_CONFIG(toolbar)
#include <qtoolbar.h>
#endif
#if QT_CONFIG(combobox)
#include <qcombobox.h>
#endif
#if QT_CONFIG(scrollbar)
#include <qscrollbar.h>
#endif
#if QT_CONFIG(progressbar)
#include <qprogressbar.h>
#endif
#if QT_CONFIG(dockwidget)
#include <qdockwidget.h>
#endif
#if QT_CONFIG(listview)
#include <qlistview.h>
#endif
#if QT_CONFIG(treeview)
#include <qtreeview.h>
#endif
#include <qtextedit.h>
#include <qmessagebox.h>
#if QT_CONFIG(dialogbuttonbox)
#include <qdialogbuttonbox.h>
#endif
#include <qinputdialog.h>
#if QT_CONFIG(tableview)
#include <qtableview.h>
#endif
#include <qdatetime.h>
#if QT_CONFIG(commandlinkbutton)
#include <qcommandlinkbutton.h>
#endif
#include <qlabel.h>
#include <qheaderview.h>
#include <uxtheme.h>
QT_BEGIN_NAMESPACE
class QWindowsVistaStylePrivate : public QWindowsStylePrivate
{
Q_DECLARE_PUBLIC(QWindowsVistaStyle)
public:
enum Theme {
ButtonTheme,
ComboboxTheme,
EditTheme,
HeaderTheme,
ListViewTheme,
MenuTheme,
ProgressTheme,
RebarTheme,
ScrollBarTheme,
SpinTheme,
TabTheme,
TaskDialogTheme,
ToolBarTheme,
ToolTipTheme,
TrackBarTheme,
WindowTheme,
StatusTheme,
VistaTreeViewTheme, // arrow shape treeview indicators (Vista) obtained from "explorer" theme.
NThemes
};
QWindowsVistaStylePrivate()
{ init(); }
~QWindowsVistaStylePrivate()
{ cleanup(); }
static HTHEME createTheme(int theme, HWND hwnd);
static QString themeName(int theme);
static bool isItemViewDelegateLineEdit(const QWidget *widget);
static int pixelMetricFromSystemDp(QStyle::PixelMetric pm, const QStyleOption *option = nullptr, const QWidget *widget = nullptr);
static int fixedPixelMetric(QStyle::PixelMetric pm);
static bool isLineEditBaseColorSet(const QStyleOption *option, const QWidget *widget);
static HWND winId(const QWidget *widget);
static bool useVista(bool update = false);
static QBackingStore *backingStoreForWidget(const QWidget *widget);
static HDC hdcForWidgetBackingStore(const QWidget *widget);
void init(bool force = false);
void cleanup(bool force = false);
void cleanupHandleMap();
HBITMAP buffer(int w = 0, int h = 0);
HDC bufferHDC()
{ return bufferDC; }
bool isTransparent(QWindowsThemeData &QWindowsThemeData);
QRegion region(QWindowsThemeData &QWindowsThemeData);
bool drawBackground(QWindowsThemeData &QWindowsThemeData, qreal correctionFactor = 1);
bool drawBackgroundThruNativeBuffer(QWindowsThemeData &QWindowsThemeData, qreal aditionalDevicePixelRatio, qreal correctionFactor);
bool drawBackgroundDirectly(HDC dc, QWindowsThemeData &QWindowsThemeData, qreal aditionalDevicePixelRatio);
bool hasAlphaChannel(const QRect &rect);
bool fixAlphaChannel(const QRect &rect);
bool swapAlphaChannel(const QRect &rect, bool allPixels = false);
QRgb groupBoxTextColor = 0;
QRgb groupBoxTextColorDisabled = 0;
QRgb sliderTickColor = 0;
bool hasInitColors = false;
QIcon dockFloat, dockClose;
QTime animationTime() const;
bool transitionsEnabled() const;
private:
static bool initVistaTreeViewTheming();
static void cleanupVistaTreeViewTheming();
static QBasicAtomicInt ref;
static bool useVistaTheme;
QHash<ThemeMapKey, ThemeMapData> alphaCache;
HDC bufferDC = nullptr;
HBITMAP bufferBitmap = nullptr;
HBITMAP nullBitmap = nullptr;
uchar *bufferPixels = nullptr;
int bufferW = 0;
int bufferH = 0;
static HWND m_vistaTreeViewHelper;
};
QT_END_NAMESPACE
#endif // QWINDOWSVISTASTYLE_P_P_H
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