Refactor system page in GUI Alpha.

src/forms/settings/SystemSettingForm.h

@@ -8,6 +8,8 @@ namespace Ui
     class SystemSettingForm;
 }
 
+class DiskInfoWorker;
+
 class SystemSettingForm : public QWidget
 {
     Q_OBJECT
@@ -23,16 +25,7 @@ private slots:
     void processPacsSettingsResponsed(bool aResult, const QVariant& aMessage);
 
 private:
-    void updateStorageSize();
-    void updateStorageUsed();
-
     Ui::SystemSettingForm* mUI;
-    QThread* mDiskInfoCaller;
-
-    double mDiskSize;
-    double mDiskUsedSize;
-    bool mDiskSizeFlag;
-    bool mDiskUsedSizeFlag;
 };
 
 #endif // SYSTEMSETTINGFORM_H