add new option ViewOnly to DocumentViewer

GUIs.Test.DocumentViewerTest/Form2.vb

@@ -23,6 +23,8 @@ Public Class Form3
         Logger.Info("DocumentViewer Form Loaded")
         DocumentViewer1.Init(LogConfig, Key)
         DocumentViewer1.LoadFile(FilePath)
+        DocumentViewer1.SetViewOnly(True)
+
         Logger.Info("File Loaded")
     End Sub
 
@@ -31,12 +33,9 @@ Public Class Form3
     End Sub
 
     Private Sub Form2_FormClosing(sender As Object, e As FormClosingEventArgs) Handles Me.FormClosing
-
         DocumentViewer1.Done()
         Logger.Info("Form closing")
         _frm4.Close()
-
-
     End Sub
 
     Private Sub Form3_Shown(sender As Object, e As EventArgs) Handles Me.Shown