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EM QUERYREADONLY

From EDM2

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.