Input Parameters | Significance |
DtvLong idm | widget Id |
WDG_FNC_DEL_FNC fnc | pointer to widget-delete-listener function |
Output Parameters | Significance |
none | - |
Return Code | Significance |
none | - |
With the help of the widget-delete-listener callback function you can react on the deleting of widgets. The widget-delete-listener function is automatically invoked by dal_wdg_del_wdg.
The widget-delete-listener function must correspond to the specification DtvLong fnc(idw). The parameters are:
The listener function is invoked immediately after the Post_Mask trigger, but prior to deleting the widget and the corresponding mask. Thus, all widget data are still available and can be evaluated by the listener function.