1 files changed, 102 insertions, 0 deletions
diff --git a/src/plugins/platformthemes/gtk3/qgtk3json_p.h b/src/plugins/platformthemes/gtk3/qgtk3json_p.h
new file mode 100644
index 0000000000..daf280612c
--- /dev/null
+++ b/src/plugins/platformthemes/gtk3/qgtk3json_p.h
@@ -0,0 +1,102 @@
+// 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
+#ifndef QGTK3JSON_P_H
+#define QGTK3JSON_P_H
+
+#include <QtCore/QCache>
+#include <QtCore/QJsonArray>
+#include <QtCore/QJsonDocument>
+#include <QtCore/QJsonObject>
+#include <QtCore/QMap>
+#include <QtCore/QString>
+#include <QtGui/QGuiApplication>
+#include <QtGui/QPalette>
+
+#include <qpa/qplatformtheme.h>
+#include "qgtk3interface_p.h"
+#include "qgtk3storage_p.h"
+
+#undef signals // Collides with GTK symbols
+#include <gtk/gtk.h>
+#include <gdk/gdk.h>
+#include <glib.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.
+//
+
+QT_BEGIN_NAMESPACE
+
+class QGtk3Json
+{
+    Q_GADGET
+private:
+    QGtk3Json(){};
+
+public:
+    // Convert enums to strings
+    static QLatin1String fromPalette(QPlatformTheme::Palette palette);
+    static QLatin1String fromGtkState(GtkStateFlags type);
+    static QLatin1String fromColor(const QColor &Color);
+    static QLatin1String fromColorRole(QPalette::ColorRole role);
+    static QLatin1String fromColorGroup(QPalette::ColorGroup group);
+    static QLatin1String fromGdkSource(QGtk3Interface::QGtkColorSource source);
+    static QLatin1String fromSourceType(QGtk3Storage::SourceType sourceType);
+    static QLatin1String fromWidgetType(QGtk3Interface::QGtkWidget widgetType);
+    static QLatin1String fromColorScheme(Qt::ColorScheme colorScheme);
+
+    // Convert strings to enums
+    static QPlatformTheme::Palette toPalette(const QString &palette);
+    static GtkStateFlags toGtkState(const QString &type);
+    static QColor toColor(const QString &Color);
+    static QPalette::ColorRole toColorRole(const QString &role);
+    static QPalette::ColorGroup toColorGroup(const QString &group);
+    static QGtk3Interface::QGtkColorSource toGdkSource(const QString &source);
+    static QGtk3Storage::SourceType toSourceType(const QString &sourceType);
+    static QGtk3Interface::QGtkWidget toWidgetType(const QString &widgetType);
+    static Qt::ColorScheme toColorScheme(const QString &colorScheme);
+
+    // Json keys
+    static constexpr QLatin1StringView cePalettes = "QtGtk3Palettes"_L1;
+    static constexpr QLatin1StringView cePalette = "PaletteType"_L1;
+    static constexpr QLatin1StringView ceGtkState = "GtkStateType"_L1;
+    static constexpr QLatin1StringView ceGtkWidget = "GtkWidgetType"_L1;
+    static constexpr QLatin1StringView ceColor = "Color"_L1;
+    static constexpr QLatin1StringView ceColorRole = "ColorRole"_L1;
+    static constexpr QLatin1StringView ceColorGroup = "ColorGroup"_L1;
+    static constexpr QLatin1StringView ceGdkSource = "GdkSource"_L1;
+    static constexpr QLatin1StringView ceSourceType = "SourceType"_L1;
+    static constexpr QLatin1StringView ceLighter = "Lighter"_L1;
+    static constexpr QLatin1StringView ceRed = "DeltaRed"_L1;
+    static constexpr QLatin1StringView ceGreen = "DeltaGreen"_L1;
+    static constexpr QLatin1StringView ceBlue =  "DeltaBlue"_L1;
+    static constexpr QLatin1StringView ceWidth = "Width"_L1;
+    static constexpr QLatin1StringView ceHeight = "Height"_L1;
+    static constexpr QLatin1StringView ceBrush = "FixedBrush"_L1;
+    static constexpr QLatin1StringView ceData = "SourceData"_L1;
+    static constexpr QLatin1StringView ceBrushes = "Brushes"_L1;
+    static constexpr QLatin1StringView ceColorScheme = "ColorScheme"_L1;
+
+    // Save to a file
+    static bool save(const QGtk3Storage::PaletteMap &map, const QString &fileName,
+              QJsonDocument::JsonFormat format = QJsonDocument::Indented);
+
+    // Save to a Json document
+    static const QJsonDocument save(const QGtk3Storage::PaletteMap &map);
+
+    // Load from a file
+    static bool load(QGtk3Storage::PaletteMap &map, const QString &fileName);
+
+    // Load from a Json document
+    static bool load(QGtk3Storage::PaletteMap &map, const QJsonDocument &doc);
+};
+
+QT_END_NAMESPACE
+#endif // QGTK3JSON_P_H