| [Overview][Constants][Types][Classes][Procedures and functions][Variables][Index] |
Callback to show unhandled exceptions.
Source position: sysutilh.inc line 263
var OnShowException: procedure( |
Msg: ShortString |
) = ; |
OnShowException is the callback that ShowException uses to display a message in a GUI application. For GUI applications, this variable should always be set. Note that no memory may be available when this callback is called, so the callback should already have all resources it needs, when the callback is set.
|
Show the current exception to the user. |
|
|
Return a message describing the exception. |