feat: 恢复完整功能，包含D-Bus通信和QML界面

graphicsdriverapplet.h

@@ -6,17 +6,66 @@
 
 #include <applet.h>
 
+#include <QDBusInterface>
+#include <QDBusPendingCallWatcher>
+#include <QTimer>
+#include <QJsonObject>
+#include <QJsonArray>
+
 DS_BEGIN_NAMESPACE
 
 class GraphicsDriverApplet : public DApplet
 {
     Q_OBJECT
 
+    Q_PROPERTY(QString currentDriver READ currentDriver NOTIFY currentDriverChanged)
+    Q_PROPERTY(QString deviceInfo READ deviceInfo NOTIFY deviceInfoChanged)
+    Q_PROPERTY(int installProgress READ installProgress NOTIFY installProgressChanged)
+    Q_PROPERTY(bool isInstalling READ isInstalling NOTIFY isInstallingChanged)
+
 public:
     explicit GraphicsDriverApplet(QObject *parent = nullptr);
+    ~GraphicsDriverApplet();
 
     virtual bool load() override;
     virtual bool init() override;
+
+    QString currentDriver() const;
+    QString deviceInfo() const;
+    int installProgress() const;
+    bool isInstalling() const;
+
+    Q_INVOKABLE void refreshDeviceInfo();
+    Q_INVOKABLE void prepareInstall(const QString &driverName);
+    Q_INVOKABLE void testInstall();
+    Q_INVOKABLE void realInstall();
+    Q_INVOKABLE void cancelInstall();
+
+signals:
+    void currentDriverChanged();
+    void deviceInfoChanged();
+    void installProgressChanged();
+    void isInstallingChanged();
+    void installSuccess();
+    void installFailed(const QString &error);
+    void requestReboot();
+
+private slots:
+    void onGetDeviceReply(QDBusPendingCallWatcher *call);
+    void onGetCurrDriverReply(QDBusPendingCallWatcher *call);
+    void onReportProgress(const QString &ratio);
+
+private:
+    void initDBusConnection();
+    void setInstalling(bool installing);
+
+    QDBusInterface *m_dbusInterface;
+    QTimer *m_progressTimer;
+
+    QString m_currentDriver;
+    QString m_deviceInfo;
+    int m_installProgress;
+    bool m_isInstalling;
 };
 
 DS_END_NAMESPACE