add theme setup wizard

Signed-off-by: Tayou <tayou@gmx.net>

launcher/ui/widgets/ThemeCustomizationWidget.h

@@ -0,0 +1,64 @@
+// SPDX-License-Identifier: GPL-3.0-only
+/*
+ *  Prism Launcher - Minecraft Launcher
+ *  Copyright (C) 2022 Tayou <tayou@gmx.net>
+ *
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, version 3.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+#pragma once
+
+#include <QWidget>
+#include <translations/TranslationsModel.h>
+
+enum ThemeFields { 
+    NONE    = 0b0000,
+    ICONS   = 0b0001,
+    WIDGETS = 0b0010,
+    CAT     = 0b0100
+};
+
+namespace Ui {
+class ThemeCustomizationWidget;
+}
+
+class ThemeCustomizationWidget : public QWidget
+{
+    Q_OBJECT
+
+public:
+    explicit ThemeCustomizationWidget(QWidget *parent = nullptr);
+    ~ThemeCustomizationWidget();
+
+    void showFeatures(ThemeFields features);
+
+    void applySettings();
+
+    void loadSettings();
+    void retranslate();
+    
+    Ui::ThemeCustomizationWidget *ui;
+
+private slots:
+    void applyIconTheme(int index);
+    void applyWidgetTheme(int index);
+    void applyCatTheme(int index);
+
+signals:
+    int currentIconThemeChanged(int index);
+    int currentWidgetThemeChanged(int index);
+    int currentCatChanged(int index);
+
+private:
+
+    QStringList m_iconThemeOptions{ "pe_colored", "pe_light", "pe_dark", "pe_blue", "breeze_light", "breeze_dark", "OSX", "iOS", "flat", "flat_white", "multimc", "custom" };
+};