
B–61863E–1/06
4. MDI KEYSPMC LIBRARY
187
SC/SC3/SC4 NB/NB2 16i/18i/21i 15i–A
f f
[Name]
pl_fkey_sts
[Description]
Posts information indicating whether a screen switching request is
issued by a function key input when screen switching to other than
the PMCMDI screen is invalidated by the pl_fkey_ign function.
[Format]
ret = pl_fkey_sts( );
short ret ;
[Input]
______
[Output]
______
[Returns]
ret Completion code : –1, 0, or 1
–1 : Other than the PMCMDI screen
0 : A screen switching request is issued by pressing a function key.
Perform postprocessing, such as screen processing using the
user program, and issue the function key validation command
(pl_fkey _avail) to validate switching to a screen other than the
PMCMDI screen.
1 : A screen switching request is not issued by pressing a function
key.
[Remarks]
This function is valid when the pl_fkey_ign function is issued or
K18/K901 bit 0 is set to ON.
4.6
POSTING FUNCTION
KEY INPUT