Input Parameters | Significance |
int (*func)() | Pointer to message-trap function |
Output Parameters | Significance |
none | - |
Return Code | Significance |
0 | all ok |
With the help of a message-trap function e.g. DataView system messages can be evaluated and replaced by individual messages
Prior to the message output the passed function is called with the following parameters:
If the passed function returns a return code = 0, the default message is output. If the return code is different from zero, the default message is not output. In this case dal_mes_wri can be used to write an individual message into the message window.