diff --git a/CMakeLists.txt b/CMakeLists.txt
index efaf2ba..f83da08 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -13,7 +13,7 @@ set(CMAKE_AUTORCC ON)
 
 # 查找qt组件
 find_package(Qt5 COMPONENTS
-        Core Quick LinguistTools DBus X11Extras
+        Core Gui Quick LinguistTools DBus X11Extras
         REQUIRED)
 
 # find kde framework components
@@ -58,7 +58,10 @@ add_compile_definitions(UKUI_MENU_TRANSLATION_DIR="${UKUI_MENU_TRANSLATION_DIR}"
 # ukui-menu的源码
 set(SOURCE_FILES
         src/main.cpp
+        src/commons.h
         src/model/model.cpp src/model/model.h
+        src/settings/settings.cpp src/settings/settings.h
+        src/uiconfig/color-helper.cpp src/uiconfig/color-helper.h
         )
 
 # qrc文件
@@ -87,6 +90,7 @@ target_compile_definitions(${PROJECT_NAME} PRIVATE $<$<OR:$<CONFIG:Debug>,$<CONF
 target_link_libraries(${PROJECT_NAME}
         PRIVATE
         Qt5::Core
+        Qt5::Gui
         Qt5::Quick
         Qt5::DBus
         Qt5::X11Extras
diff --git a/src/commons.h b/src/commons.h
new file mode 100644
index 0000000..00e1771
--- /dev/null
+++ b/src/commons.h
@@ -0,0 +1,101 @@
+/*
+ * Copyright (C) 2022, KylinSoft Co., Ltd.
+ *
+ * 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, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * 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/>.
+ *
+ */
+
+#ifndef UKUI_MENU_COMMONS_H
+#define UKUI_MENU_COMMONS_H
+
+#include <QObject>
+#include <QtQml>
+
+namespace UkuiMenu {
+
+class SortType
+{
+    Q_GADGET
+public:
+    enum Type {
+        All,
+        Alphabetically,
+        Function
+    };
+    Q_ENUM(Type);
+};
+
+class DataType
+{
+    Q_GADGET
+public:
+    enum Type {
+        Normal,   // 普通Item
+        Label,    // 标签数据
+        Folder    // 文件夹
+    };
+    Q_ENUM(Type);
+};
+
+// 应用数据
+class DataEntity
+{
+    // TODO 改用 Q_OBJECT ？
+    Q_GADGET
+    Q_PROPERTY(DataType::Type type READ type WRITE setType)
+    Q_PROPERTY(QString icon READ icon WRITE setIcon)
+    Q_PROPERTY(QString name READ name WRITE setName)
+    Q_PROPERTY(QString comment READ comment WRITE setComment)
+    Q_PROPERTY(QString extraData READ extraData WRITE setExtraData)
+public:
+    void setType(DataType::Type type) {m_type = type;}
+    DataType::Type type() {return m_type;}
+
+    void setIcon(const QString& icon) {m_icon = icon;}
+    QString icon() {return m_icon;}
+
+    void setName(const QString& name) {m_name = name;}
+    QString name() {return m_name;}
+
+    void setComment(const QString& comment) {m_comment = comment;}
+    QString comment() {return m_comment;}
+
+    void setExtraData(const QString& extraData) {m_extraData = extraData;}
+    QString extraData() {return m_extraData;}
+
+private:
+    QString m_icon;
+    QString m_name;
+    QString m_comment;   // 应用描述
+    QString m_extraData; // 额外的数据
+    DataType::Type m_type {DataType::Normal};
+};
+
+class CommonsModule
+{
+public:
+    static void defineCommonsMod(const char *uri, int versionMajor, int versionMinor) {
+        qRegisterMetaType<UkuiMenu::SortType::Type>("SortType::Type");
+        qRegisterMetaType<UkuiMenu::DataType::Type>("DataType::Type");
+        qRegisterMetaType<UkuiMenu::DataEntity>("DataEntity");
+
+        qmlRegisterUncreatableType<UkuiMenu::SortType>(uri, versionMajor, versionMinor, "SortType", "Use enums only");
+        qmlRegisterUncreatableType<UkuiMenu::DataType>(uri, versionMajor, versionMinor, "DataType", "Use enums only");
+//        qmlRegisterUncreatableType<UkuiMenu::DataEntity>(uri, versionMajor, versionMinor, "DataEntity", "unknown");
+    }
+};
+
+} // UkuiMenu
+
+#endif //UKUI_MENU_COMMONS_H
diff --git a/src/main.cpp b/src/main.cpp
index d3d8a5d..d222c88 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -21,7 +21,5 @@ int main(int argc, char *argv[])
     }, Qt::QueuedConnection);
     engine.load(url);
 
-    UkuiMenu::Model plugin;
-
     return app.exec();
 }
diff --git a/src/model/model.cpp b/src/model/model.cpp
index 915f1ba..009d524 100644
--- a/src/model/model.cpp
+++ b/src/model/model.cpp
@@ -1,6 +1,20 @@
-//
-// Created by hxf on 22-11-30.
-//
+/*
+ * Copyright (C) 2022, KylinSoft Co., Ltd.
+ *
+ * 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, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * 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/>.
+ *
+ */
 
 #include "model.h"
 
@@ -12,14 +26,5 @@
 #include <QGSettings>
 
 namespace UkuiMenu {
-Model::Model() {
-    QString name = QObject::tr("i am a text.");
-    qDebug() << "==" << name;
 
-//    GType type = g_app_info_get_type();
-    QGSettings qgSettings("");
-    for (const auto &item: qgSettings.keys()) {
-        qDebug() << "==" << item;
-    }
-}
 } // UkuiMenu
diff --git a/src/model/model.h b/src/model/model.h
index 7f2c4ce..57fed7a 100644
--- a/src/model/model.h
+++ b/src/model/model.h
@@ -1,16 +1,32 @@
-//
-// Created by hxf on 22-11-30.
-//
+/*
+ * Copyright (C) 2022, KylinSoft Co., Ltd.
+ *
+ * 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, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * 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/>.
+ *
+ */
 
 #ifndef UKUI_MENU_MODEL_H
 #define UKUI_MENU_MODEL_H
 
+#include <QAbstractListModel>
+
 namespace UkuiMenu {
 
 class Model
 {
 public:
-    Model();
+    Model() = default;
 };
 
 } // UkuiMenu
diff --git a/src/settings/settings.cpp b/src/settings/settings.cpp
new file mode 100644
index 0000000..3d3aea6
--- /dev/null
+++ b/src/settings/settings.cpp
@@ -0,0 +1,70 @@
+/*
+ * Copyright (C) 2022, KylinSoft Co., Ltd.
+ *
+ * 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, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * 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/>.
+ *
+ */
+
+#include "settings.h"
+
+#include <QVariant>
+#include <QDebug>
+
+#define UKUI_STYLE_SCHEMA   "org.ukui.style"
+#define UKUI_STYLE_NAME_KEY "styleName"
+
+namespace UkuiMenu {
+
+StyleGSetting::StyleGSetting(QObject *parent) : QObject(parent)
+{
+    init();
+}
+
+QVariant StyleGSetting::get(StyleGSetting::Key key)
+{
+    return m_cache.value(key);
+}
+
+void StyleGSetting::init()
+{
+    m_cache.insert(StyleName, UKUI_STYLE_VALUE_LIGHT);
+
+    if (QGSettings::isSchemaInstalled(UKUI_STYLE_SCHEMA)) {
+        m_GSettings = new QGSettings(UKUI_STYLE_SCHEMA, {}, this);
+
+        QStringList keys = m_GSettings->keys();
+        if (keys.contains(UKUI_STYLE_NAME_KEY)) {
+            valueChangedSlot(UKUI_STYLE_NAME_KEY);
+        }
+
+        connect(m_GSettings, &QGSettings::changed,
+                this, &StyleGSetting::valueChangedSlot);
+    }
+}
+
+void StyleGSetting::valueChangedSlot(const QString &key)
+{
+    if (key == UKUI_STYLE_NAME_KEY) {
+        m_cache.insert(StyleName, m_GSettings->get(key).toString());
+        Q_EMIT valueChanged(StyleName);
+    }
+}
+
+StyleGSetting *StyleGSetting::instance()
+{
+    static StyleGSetting setting(nullptr);
+    return &setting;
+}
+
+} // UkuiMenu
diff --git a/src/settings/settings.h b/src/settings/settings.h
new file mode 100644
index 0000000..28fdaaf
--- /dev/null
+++ b/src/settings/settings.h
@@ -0,0 +1,67 @@
+/*
+ * Copyright (C) 2022, KylinSoft Co., Ltd.
+ *
+ * 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, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * 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/>.
+ *
+ */
+
+#ifndef UKUI_MENU_SETTINGS_H
+#define UKUI_MENU_SETTINGS_H
+
+#include <QObject>
+#include <QGSettings>
+#include <QVariant>
+
+#define UKUI_STYLE_VALUE_DARK    "ukui-dark"
+#define UKUI_STYLE_VALUE_LIGHT   "ukui-light"
+#define UKUI_STYLE_VALUE_DEFAULT "ukui-default"
+
+namespace UkuiMenu {
+
+class StyleGSetting : public QObject
+{
+    Q_OBJECT
+public:
+    enum Key {
+        UnKnowKey = 0,
+        StyleName
+    };
+    Q_ENUM(Key)
+
+    static StyleGSetting *instance();
+    StyleGSetting() = delete;
+    StyleGSetting(const StyleGSetting& obj) = delete;
+    StyleGSetting(const StyleGSetting&& obj) = delete;
+
+public Q_SLOTS:
+    QVariant get(StyleGSetting::Key key);
+
+Q_SIGNALS:
+    void valueChanged(const StyleGSetting::Key& key);
+
+private Q_SLOTS:
+    void valueChangedSlot(const QString& key);
+
+private:
+    explicit StyleGSetting(QObject *parent = nullptr);
+    void init();
+
+private:
+    QGSettings *m_GSettings{nullptr};
+    QMap<StyleGSetting::Key, QVariant> m_cache;
+};
+
+} // UkuiMenu
+
+#endif //UKUI_MENU_SETTINGS_H
diff --git a/src/uiconfig/color-helper.cpp b/src/uiconfig/color-helper.cpp
new file mode 100644
index 0000000..7ca7da5
--- /dev/null
+++ b/src/uiconfig/color-helper.cpp
@@ -0,0 +1,85 @@
+/*
+ * Copyright (C) 2022, KylinSoft Co., Ltd.
+ *
+ * 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, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * 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/>.
+ *
+ */
+
+#include "color-helper.h"
+#include "settings.h"
+
+#include <QDebug>
+#include <QApplication>
+
+namespace UkuiMenu {
+
+ColorHelper *ColorHelper::instance()
+{
+    static ColorHelper colorHelper(nullptr);
+    return &colorHelper;
+}
+
+ColorHelper::ColorHelper(QObject *parent) : QObject(parent)
+{
+    m_colors.insert(ColorRole::Light, {"#000000"});
+    m_colors.insert(ColorRole::Gray, {"#10171D"});
+    m_colors.insert(ColorRole::Dark, {"#FFFFFF"});
+    initStyleMonitor();
+}
+
+QColor ColorHelper::getColor(ColorRole::Role role)
+{
+    // TODO 从新设计颜色获取的方式，根据主题切换
+    if (m_colors.contains(role)) {
+        return m_colors.value(role);
+    }
+
+    return {"#000000"};
+}
+
+QColor ColorHelper::colorWithTheme(ColorRole::Role role)
+{
+    QColor color = getColor(role);
+    color.setAlphaF(0.5);
+    return color;
+}
+
+QColor ColorHelper::colorWithAlpha(ColorRole::Role role, qreal alpha)
+{
+    QColor color = getColor(role);
+    color.setAlphaF(0.5);
+    return color;
+}
+
+void ColorHelper::initStyleMonitor()
+{
+    updateStyle();
+    connect(StyleGSetting::instance(), &StyleGSetting::valueChanged, this , [this] (const StyleGSetting::Key& key) {
+        if (key & StyleGSetting::StyleName) {
+            updateStyle();
+        }
+    });
+
+    connect(qApp, &QApplication::paletteChanged, this, &ColorHelper::colorChanged);
+}
+
+void ColorHelper::updateStyle()
+{
+    QString styleName = StyleGSetting::instance()->get(StyleGSetting::StyleName).toString();
+    m_isDarkStyle = (styleName != UKUI_STYLE_VALUE_LIGHT);
+
+    Q_EMIT colorChanged();
+}
+
+} // UkuiMenu
diff --git a/src/uiconfig/color-helper.h b/src/uiconfig/color-helper.h
new file mode 100644
index 0000000..6834d6f
--- /dev/null
+++ b/src/uiconfig/color-helper.h
@@ -0,0 +1,74 @@
+/*
+ * Copyright (C) 2022, KylinSoft Co., Ltd.
+ *
+ * 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, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * 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/>.
+ *
+ */
+
+#ifndef UKUI_MENU_COLOR_HELPER_H
+#define UKUI_MENU_COLOR_HELPER_H
+
+#include <QObject>
+#include <QColor>
+#include <QMap>
+#include <QGSettings>
+
+namespace UkuiMenu {
+
+class ColorRole
+{
+    Q_GADGET
+public:
+    enum Role {
+        Base = 0,
+        HighLight,
+        Window,
+        Light,
+        Gray,
+        Dark
+    };
+    Q_ENUM(Role)
+};
+
+class ColorHelper : public QObject
+{
+    Q_OBJECT
+public:
+    static ColorHelper *instance();
+    ColorHelper() = delete;
+    ColorHelper(const ColorHelper& obj) = delete;
+    ColorHelper(ColorHelper&& obj) = delete;
+
+    Q_INVOKABLE QColor getColor(ColorRole::Role role);
+    Q_INVOKABLE QColor colorWithTheme(ColorRole::Role role);
+    Q_INVOKABLE QColor colorWithAlpha(ColorRole::Role role, qreal alpha);
+
+Q_SIGNALS:
+    void colorChanged();
+
+private Q_SLOTS:
+    void updateStyle();
+
+private:
+    explicit ColorHelper(QObject *parent = nullptr);
+    void initStyleMonitor();
+
+private:
+    QMap<ColorRole::Role, QColor> m_colors;
+    bool m_isDarkStyle{false};
+};
+
+} // UkuiMenu
+
+#endif //UKUI_MENU_COLOR_HELPER_H