View source for WM SUBSTITUTESTRING

This message is sent from the [[WinSubstituteStrings]] call.
==Syntax==
<PRE>
param1
    USHORT   iindex;     /* Substitution index. */

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

==Parameters==
;iindex ([[USHORT]]) - Input
: A value corresponding to the decimal character in the substitution phrase.
;ulReserved ([[ULONG]]) - Input
: Reserved value, should be 0.

==Returns==
;pString ([[PSZ]]) - returns
: String to be substituted. This points to a string (character) buffer.
:;0: No substitution string
:;Other: Substitution string.

==Remarks==
The [[WinSubstituteStrings]] call has encountered a substitution phrase in a string. The substitution phrase takes the form &#37;&lt;digit&gt;, where &lt;digit&gt; is a single decimal character; that is, 0 through 9.

==Default Processing==
The default window procedure takes no action on this message, other than to set '''pString''' to 0.

[[Category:Messages]]