OnScreenDisplay text, centered relative to the window

[Gintaras]

This code is not perfect, but simple. To center perfectly would need some programming.

Code:

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,case 3 ;;Button
,RECT r; GetWindowRect hDlg &r
,OnScreenDisplay "Hello World" 0.8 (r.left+r.right)/2-100 (r.top+r.bottom)/2-20 "" 36 0xC000C0 1|16 "osdCenter18649"