ComboBox: Setting the 'Index' property to '-1' whereas it is already '-1' must...

ComboBox: Setting the 'Index' property to '-1' whereas it is already '-1' must not raise the 'Click' event.

[GB.GUI.BASE]
* BUG: ComboBox: Setting the 'Index' property to '-1' whereas it is already '-1' must not raise the 'Click' event.

comp/src/gb.gui.base/.src/ComboBox/ComboBox.class

@@ -383,6 +383,8 @@ Private Sub Index_Write(Value As Integer)
   
   If Value < -1 Or If Value >= $aList.Count Then Error.Raise("Bad argument")
   
+  If $iIndex < 0 And If Value < 0 Then Return
+  
   Sort()
   If $bReadOnly Then
     If $iIndex <> Value Then