Input Parameters | Significance |
none | - |
Output Parameters | Significance |
none | - |
Return Code | Significance |
value | decimal value for the key or. key combination pressed (in case of function keys from <keydef.h>) |
0 | read error |
<0 | double click |
This function returns the keyboard code assigned in <keydef.h> for function keys, and the corresponding ASCII code for keys of the alphanumeric keypad.
In case of a double click per current unit of time the function returns the keyboard code as negative value.
Attention!
This function is not supported any more in DataView version 4.1.