C# Constants:

private const UInt32 WM_COMMAND    = 0x0111;
private const UInt32 WM_USER    = 0x0400;
private const UInt32 WM_CLOSE    = 0x0010;
private const UInt32 WM_MOVE    = 0x0003;
private const UInt32 WM_MOVING    = 0x0216;
private const UInt32 WM_SYSCOMMAND    = 0x0112;
private const UInt32 WM_MOUSEMOVE    = 0x0200;
private const UInt32 WM_KEYDOWN     = 0x0100;
private const UInt32 WM_SYSKEYDOWN  = 0x0104;

VB Constants:

TODO

Notes:

None.