CancelClose |

Funktionsname | c:<CONTROL-NAME>_OnCancelClose
Syntax | `(defun c:<CONTROL-NAME>_OnCancelClose (Canceling [as Integer] /) )`
Rückgabewert | Boolean
Ausgelöst durch | File Dialog, Modal Dialog, Modeless Dialog

This event is triggered when the user attempts to close the dialog. Canceling is 1 if the dialog is closing because the user wants to cancel changes; otherwise it is 0. A return value of T prevents the dialog from closing; otherwise the dialog is closed.