можно так

Add(MainForm,14807550,518,266)
{
}
Add(ChildForm,2282041,602,266)
{
}
BEGIN_SDK
Add(EditMulti,15655651,21,21)
{
}
Add(MainForm,12529713,119,77)
{
Left=35
Top=105
Point(onClose)
Point(onHide)
link(onHide,11024174:doMessage,[])
}
Add(Message,11024174,182,105)
{
Message="закрыто"
}
END_SDK