Add pending function to guimessagedialog.

src/dialogs/guimessagedialog.h

@@ -6,7 +6,7 @@
 namespace Ui {
 class GUIMessageDialog;
 }
-
+class QToolButton;
 class GUIMessageDialog : public QDialog
 {
     Q_OBJECT
@@ -20,14 +20,22 @@ public:
     void hideExitButton();
     void startLoading();
     void stopLoading();
+    void startPending();
+    void stopPending();
+    bool Pending(){
+        return pending;
+    }
     void setOpacity(double);
 protected:
     void timerEvent(QTimerEvent* event) override ;
 private:
     Ui::GUIMessageDialog *ui;
     QList<QString> frame;
+    QToolButton *btn_main;
+    QToolButton *btn_Append;
     int frameIndex=0;
     int timerID = -1;
+    bool pending = false;
 };
 
 #endif // GUIMESSAGEDIALOG_H