Freebasic winfbe,ide like vb6

form1.ShowDialog
Function Form1_Click( ByRef sender As wfxForm, ByRef e As EventArgs ) As LRESULT
messagebox(0,"","Test",0)
end function


download from here for test:
WinFBE Editor and FreeBASIC Compiler (All-in-One Package) (V3.1.0 June 4, 2023) - freebasic.net
https://www.freebasic.net/forum/viewtopic.php?t=25215

https://github.com/PaulSquires/WinFBE/releases