UPDATE message [Revelation On-Line Wiki]

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====== UPDATE message ======


 
==== Description ====
 
Updates the image of an item in a list box with bitmaps.
 
==== Applies To ====
 
List box, combo box (with bitmaps).
 
==== Syntax ====
 
//imageStructOld// = **Send_Message**(//controlID//, "**UPDATE**", //position// [, //imageStructNew// ])
 
==== Parameters ====
 
For UPDATE, the Send_Message function has the following parameters.

^Parameter^Description^
|//ControlID//|Same information as contained in the //ctrlentID// variable, from an event handler. The structure is Parent.Object, where Parent is the window identifier, and Object is the name of the control, and where Parent and Object are delimited by a period.|
|//Position//|Item position in a list, beginning with 1.|
|//ImageStructOld\\ ImageStructNew//|A comma-delimited array of image definitions. Image definition has a structure of:\\ \\ <image Number>['_'<image Column>]\\ \\ If <//imageColumn//> is omitted, it is equal to 1.\\ ||

 
==== Example ====
 
<code>
/* the picture for the first item in a list box will have a second image of a bitmap in image column 1. */

Send_Message (listBox, "UPDATE", 1, "2 - 1")
 
=====   =====
</code>