qwindowsvistastyle_p_p.h

Enable keyboard shortcuts

// 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

// Qt-Security score:significant reason:default

#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/qfonticonengine_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 <QtCore/private/qflatmap_p.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

#if QT_CONFIG(inputdialog)

#include <qinputdialog.h>

#endif

#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, const QWidget *widget);

    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;

    QTime animationTime() const;

    bool transitionsEnabled() const;

protected:

    QFont assetFont;

private:

    QIcon m_titleBarMinIcon;

    QIcon m_titleBarMaxIcon;

    QIcon m_titleBarCloseIcon;

    QIcon m_titleBarNormalIcon;

private:

    static bool initVistaTreeViewTheming(const QScreen *screen);

    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 QVarLengthFlatMap<const QScreen *, HWND, 4> m_vistaTreeViewHelpers;

};

class WinFontIconEngine : public QFontIconEngine

public:

    WinFontIconEngine(const QString &glyph, const QFont &font);

    QString key() const override;

    QIconEngine *clone() const override;

    QString string() const override;

    void setScale(double scale);

    void paint(QPainter *painter, const QRect &rect, QIcon::Mode mode, QIcon::State state) override;

protected:

    QFont m_font;

    QString m_glyph;

    double m_scale = 0.7;

};

QT_END_NAMESPACE

#endif // QWINDOWSVISTASTYLE_P_P_H