EM QUERYREADONLY
Appearance
This message returns the read only state of an entry field control.
Syntax
param1 ULONG ulReserved; /* Reserved value, should be 0. */ param2 ULONG ulReserved; /* Reserved value, should be 0. */
Parameters
- ulReserved (ULONG) - input
- Reserved value, should be 0.
- ulReserved (ULONG) - input
- Reserved value, should be 0.
Returns
- rc (BOOL) - return
- Read only state indicator.
- TRUE: Read only state is enabled.
- FALSE: Read only state is disabled.
Remarks
The entry field control window procedure responds to this message by returning the read only state of the entry field control.
Default Processing
The default window procedure does not expect to receive this message and therefore takes no action on it, other than to set rc to the default value of FALSE.