View source for EM QUERYREADONLY

This message returns the read only state of an entry field control.

==Syntax==
<pre>
param1
ULONG ulReserved;  /* Reserved value, should be 0. */

param2
ULONG ulReserved;  /* Reserved value, should be 0. */
</pre>

==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.

[[Category:Messages]]