char dal_mas_ret_wrk_mod ()

Returns the work mode of mask edit state for the active mask.

Input Parameters Significance
no -

Output Parameters Significance
no -

Return Code Significance
current work mode:
'I' insert mode
'U' update mode
'Q' query mode
'V' view mode
0 no mask active

Only use this function if a mask is active and the event Loop is in mask edit state.

Use this function to determine the current work mode in field triggers.