MCL Shaped button control

The MCL Region Button control is a button which takes it's shape (region) from whatever picture is set to it. It has four states which may each have different pictures - disabled, up, down and hover.

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Release: 1.0.0
Release date: 11 December 2001

Revision history
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First Beta release

How to use it
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Drop the control on your form then set the DisabledPicture, UpPicture, DownPicture and HoverPicture
properties.

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(c) 2001 Merrion Computing Ltd
See home page (http://www.Merrioncomputing.com) for updates.

Version 2

A few improvements and a nicer image for the example...check out this clickable parrot control.

Api Calls used:
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TrackMouseEvent - Force windows to generate WM_MOUSEHOVER and WM_MOUSELEAVE messages for your control
GetDiBits - Fill an array with a bitmap's colour information
RTLMoveMemory - Copy data from one memory location to another
SetWindowRegion - Make a window non-rectangular
</font color=blue>

Another one where the attachment went AWOL - reposted