Send custom event from worker(-thread) to MainWindow in order to update

progress bar.

worker.h

@@ -84,6 +84,7 @@ QString& operator<<(QString &str, UpdateStatus status);
 
 #define ISMAS_UPDATE_REQUESTS   (10)
 
+class MainWindow;
 class hwinf;
 class Worker : public QObject {
     Q_OBJECT
@@ -124,6 +125,8 @@ class Worker : public QObject {
     int m_displayIndex;
     int m_returnCode;
 
+    MainWindow *m_mainWindow;
+
     bool executeOpkgCommand(QString opkgCommand);
     QString getOsVersion() const;
     QString getATBQTVersion() const;
@@ -135,6 +138,8 @@ class Worker : public QObject {
 
     qint64 getFileSize(QString const &fileName) const;
 
+    void setProgress(int progress);
+
 public:
     static const QString UPDATE_STEP_OK;
     static const QString UPDATE_STEP_DONE;
@@ -153,6 +158,8 @@ public:
                     char const *baudrate = "115200");
     ~Worker();
 
+    void setMainWindow(MainWindow *mainWindow) { m_mainWindow = mainWindow; }
+
     IsmasClient &getIsmasClient() { return m_ismasClient; }
     IsmasClient const &getIsmasClient() const { return m_ismasClient; }
 
@@ -175,7 +182,6 @@ public:
 signals:
     void appendText(QString, QString);
     void showErrorMessage(QString title, QString description);
-    void setProgress(quint8);
     void stopStartTimer();
     void restartExitTimer();
     void enableExit();