Casio IT-2000W - Manual (Page 202)

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Note:
The keypad library will transmit characters to the control which is focused at. Accordingly, if the
focus is placed in other control than the edit box, click on the edit box or move the focus over the
edit box with the program that is using SetFocus(), etc.
How to use with VB application
In order to develop an application program that utilizes the keypad library with the VB, it is
necessary to register the keypad library to Visual BASIC. This operation differs between VB3 and
VB4, each of which is explained in the following.
(1) In case of VB4, select "Custom Controls..." from the "Tools" menu.
Fig. 8.20