ref: refactoring treads, check local update instructor

mainwindow.h

@@ -33,6 +33,7 @@ class HashComparer;
 class CommonButtonGroupWidget;
 class InstructorButtonGroupWidget;
 class EntryWidget;
+class ScreenChecker;
 
 class MainWindow : public QMainWindow
 {
@@ -47,10 +48,17 @@ public:
     void bindConnection();
 
 signals:
-    void sigInitializeClient(RecognizeSystem *recognizeSystem,
+    void sigInitializeClient(MainWindow* mainWindow,
+                             RecognizeSystem *recognizeSystem,
                             ExternalExecuter *externalExecuter,
                             SendSystem *sendSystem,
                             QThread *thread);
+    void sigRecognize(UpdateController* updateController,
+                      DataParser* dataParser,
+                      MainWindow* mainWindow,
+                      HashComparer* hashComparer,
+                      TCPClient *tcpClient);
+
     void sigSendCommand(QString command);
     void sigSendXMLAnswer(QString answer);
     void sigUpdateFilesOnServer(QList<FileData> *fileSendList);
@@ -61,6 +69,10 @@ signals:
 
 
 public slots:
+    void showUpdateInfo();
+    void showCompleteDialogBox();
+    void slotConnectionState(bool flag);
+    void slotServerDisconnect();
     void updateProgress();
     void loadComplete();
     void lostConnection();
@@ -73,8 +85,6 @@ private slots:
     void on_settingsButton_clicked();
     void on_languageComboBox_activated(const QString &arg1);
     void slotDisableNotify();
-    void slotConnectionState(bool flag);
-    void slotServerDisconnect();
     void on_updateListGuideLabel_linkActivated(const QString &link);
     void on_exitButton_clicked();
     void on_offlineStartButton_clicked();
@@ -99,7 +109,7 @@ private:
     ExternalExecuter *externalExecuter;
     SendSystem *sendSystem;
     HashComparer *hashComparer;
-    QThread *connectionThread;
+    QThread *workerThread;
     QThread *animationThread;
     QTimer *timer;
     QMovie *movie;
@@ -118,10 +128,8 @@ private:
     void loadStaticData();
     void bindClient();
     void createObjects();
-    void showUpdateInfo();
     void startLoadingAnim();
     void stopLoadingMovie();
-    void showCompleteDialogBox();
     void showConnectionEmpty();
 
 public: