1 files changed, 96 insertions, 0 deletions
diff --git a/src/quick/items/qquickpalette_p.h b/src/quick/items/qquickpalette_p.h
new file mode 100644
index 0000000000..3e40cf9036
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+++ b/src/quick/items/qquickpalette_p.h
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+// Copyright (C) 2020 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 QQUICKPALETTE_H
+#define QQUICKPALETTE_H
+
+//
+//  W A R N I N G
+//  -------------
+//
+// This file is not part of the Qt API.  It exists for the convenience
+// of QQuickPalette. This header file may change from version to
+// version without notice, or even be removed.
+//
+// We mean it.
+//
+
+#include <QtQuick/private/qquickcolorgroup_p.h>
+
+#include <QtCore/qpointer.h>
+
+#include <array>
+
+QT_BEGIN_NAMESPACE
+
+class QQuickAbstractPaletteProvider;
+
+class Q_QUICK_EXPORT QQuickPalette : public QQuickColorGroup
+{
+    Q_OBJECT
+
+    Q_PROPERTY(QQuickColorGroup *active READ active WRITE setActive RESET resetActive NOTIFY activeChanged FINAL)
+    Q_PROPERTY(QQuickColorGroup *inactive READ inactive WRITE setInactive RESET resetInactive NOTIFY inactiveChanged FINAL)
+    Q_PROPERTY(QQuickColorGroup *disabled READ disabled WRITE setDisabled RESET resetDisabled NOTIFY disabledChanged FINAL)
+    QML_NAMED_ELEMENT(Palette)
+    QML_ADDED_IN_VERSION(6, 0)
+
+public: // Types
+    using PalettePtr = QPointer<QQuickPalette>;
+
+public:
+    Q_DISABLE_COPY_MOVE(QQuickPalette)
+    explicit QQuickPalette(QObject *parent = nullptr);
+
+    QQuickColorGroup *active() const;
+    QQuickColorGroup *inactive() const;
+    QQuickColorGroup *disabled() const;
+    void resetActive();
+    void resetInactive();
+    void resetDisabled();
+
+    QPalette::ColorGroup currentColorGroup() const override;
+    void setCurrentGroup(QPalette::ColorGroup currentGroup);
+
+    void fromQPalette(QPalette palette);
+    QPalette toQPalette() const;
+
+    const QQuickAbstractPaletteProvider *paletteProvider() const;
+    void setPaletteProvider(const QQuickAbstractPaletteProvider *paletteProvider);
+
+    void reset();
+
+    void inheritPalette(const QPalette &palette);
+
+public Q_SLOTS:
+    void setActive(QQuickColorGroup *active);
+    void setInactive(QQuickColorGroup *inactive);
+    void setDisabled(QQuickColorGroup *disabled);
+
+Q_SIGNALS:
+    void activeChanged();
+    void inactiveChanged();
+    void disabledChanged();
+
+private:
+    void setColorGroup(QPalette::ColorGroup groupTag,
+                       const QQuickColorGroup::GroupPtr &group,
+                       void (QQuickPalette::*notifier)());
+
+    QQuickColorGroup::GroupPtr colorGroup(QPalette::ColorGroup groupTag) const;
+    QQuickColorGroup::GroupPtr findColorGroup(QPalette::ColorGroup groupTag) const;
+
+    void registerColorGroup(QQuickColorGroup *group, QPalette::ColorGroup groupTag);
+
+    bool isValidColorGroup(QPalette::ColorGroup groupTag,
+                           const QQuickColorGroup::GroupPtr &colorGroup) const;
+
+    static constexpr QPalette::ColorGroup defaultCurrentGroup() { return QPalette::Active; }
+
+private:
+    std::array<QQuickColorGroup::GroupPtr, QPalette::NColorGroups> m_colorGroups = {};
+    QPalette::ColorGroup m_currentGroup;
+};
+
+QT_END_NAMESPACE
+
+#endif // QQUICKPALETTE_H