qwindows11style_p.h

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// Copyright (C) 2022 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 QWINDOWS11STYLE_P_H
#define QWINDOWS11STYLE_P_H
 
//
//  W A R N I N G
//  -------------
//
// This file is not part of the Qt API.  It exists purely as an
// implementation detail.  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_p.h>
 
QT_BEGIN_NAMESPACE
 
class QWindows11StylePrivate;
 
enum WINUI3Color {
    subtleHighlightColor,             //Subtle highlight based on alpha used for hovered elements
    subtlePressedColor,               //Subtle highlight based on alpha used for pressed elements
    frameColorLight,                  //Color of frame around flyouts and controls except for Checkbox and Radiobutton
    frameColorStrong,                 //Color of frame around Checkbox and Radiobuttons (normal and hover)
    frameColorStrongDisabled,         //Color of frame around Checkbox and Radiobuttons (pressed and disabled)
    controlStrongFill,                //Color of controls with strong filling such as the right side of a slider
    controlStrokeSecondary,
    controlStrokePrimary,
    menuPanelFill,                    //Color of menu panel
    controlStrokeOnAccentSecondary,   //Color of frame around Buttons in accent color
    controlFillSolid,                 //Color for solid fill
    surfaceStroke,                    //Color of MDI window frames
    focusFrameInnerStroke,
    focusFrameOuterStroke,
    fillControlDefault,               // button default color (alpha)
    fillControlSecondary,             // button hover color (alpha)
    fillControlTertiary,              // button pressed color (alpha)
    fillControlDisabled,              // button disabled color (alpha)
    fillControlAltSecondary,          // checkbox/RadioButton default color (alpha)
    fillControlAltTertiary,           // checkbox/RadioButton hover color (alpha)
    fillControlAltQuarternary,        // checkbox/RadioButton pressed color (alpha)
    fillControlAltDisabled,           // checkbox/RadioButton disabled color (alpha)
    fillAccentDefault,                // button default color (alpha)
    fillAccentSecondary,              // button hover color (alpha)
    fillAccentTertiary,               // button pressed color (alpha)
    fillAccentDisabled,               // button disabled color (alpha)
    textPrimary,                      // text of default/hovered control
    textSecondary,                    // text of pressed control
    textDisabled,                     // text of disabled control
    textOnAccentPrimary,              // text of default/hovered control on accent color
    textOnAccentSecondary,            // text of pressed control on accent color
    textOnAccentDisabled,             // text of disabled control on accent color
};
 
class QWindows11Style : public QWindowsVistaStyle
{
    Q_OBJECT
public:
    QWindows11Style();
    ~QWindows11Style() override;
    void drawComplexControl(ComplexControl control, const QStyleOptionComplex *option,
                            QPainter *painter, const QWidget *widget) const override;
    void drawPrimitive(PrimitiveElement element, const QStyleOption *option,
                  QPainter *painter, const QWidget *widget) const override;
    QRect subElementRect(QStyle::SubElement element, const QStyleOption *option,
                   const QWidget *widget = nullptr) const override;
    QRect subControlRect(ComplexControl control, const QStyleOptionComplex *option,
                         SubControl subControl, const QWidget *widget) const override;
    void drawControl(ControlElement element, const QStyleOption *option,
                     QPainter *painter, const QWidget *widget) const override;
    int styleHint(StyleHint hint, const QStyleOption *opt = nullptr,
                  const QWidget *widget = nullptr, QStyleHintReturn *returnData = nullptr) const override;
    void polish(QWidget* widget) override;
 
    QSize sizeFromContents(ContentsType type, const QStyleOption *option,
                           const QSize &size, const QWidget *widget) const override;
    int pixelMetric(PixelMetric metric, const QStyleOption *option = nullptr,
                    const QWidget *widget = nullptr) const override;
    void polish(QPalette &pal) override;
    void unpolish(QWidget *widget) override;
protected:
    QWindows11Style(QWindows11StylePrivate &dd);
 
private:
    QColor calculateAccentColor(const QStyleOption *option) const;
    QPen borderPenControlAlt(const QStyleOption *option) const;
    enum class ControlType
    {
        Control,
        ControlAlt
    };
    QBrush controlFillBrush(const QStyleOption *option, ControlType controlType) const;
    // ControlType::ControlAlt can be mapped to QPalette directly
    QColor controlTextColor(const QStyleOption *option,
                            QPalette::ColorRole role = QPalette::ButtonText) const;
    void drawLineEditFrame(QPainter *p, const QRectF &rect, const QStyleOption *o, bool isEditable = true) const;
    inline QColor winUI3Color(enum WINUI3Color col) const;
 
private:
    Q_DISABLE_COPY_MOVE(QWindows11Style)
    Q_DECLARE_PRIVATE(QWindows11Style)
    friend class QStyleFactory;
 
    bool highContrastTheme = false;
    int colorSchemeIndex = 0;
};
 
class QWindows11StylePrivate : public QWindowsVistaStylePrivate {
    Q_DECLARE_PUBLIC(QWindows11Style)
};
 
QT_END_NAMESPACE
 
#endif // QWINDOWS11STYLE_P_H