KeyView 24.4
KeyView Viewing SDK Programming Guide

# VAPIMWP_DRAW_INIT

Initializes the drawing routines in VAPI. This is a parameter of the `VAPIM_DRAW` message.

## Syntax

    #include <kvvapi.h>
    SendMessage( hWndVAPI, VAPIM_DRAW, VAPIMWP_DRAW_INIT, 0L );

## Arguments

Argument | Description
--- | ---
`hWndVAPI` | The handle of the VAPI window.

## Returns

`SendMessage()` returns `TRUE` if the call succeeds and `FALSE` if the call fails.

## Discussion

You must send this message prior to opening the document, that is, prior to sending the VAPIMWP_INIT_OPEN_DOCUMENT message.

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Version 24.4 | Last updated September 2024

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Product: IDOL KeyView 24.4

Topic Title: VAPIMWP_DRAW_INIT