//动态创建组件TEdit
procedure TForm1.FormMouseDown(Sender: TObject; Button: TMouseButton;
Shift: TShiftState; X, Y: Integer);
var
Edit:TEdit;
begin
Edit:=Tedit.Create(nil);
Edit.parent :=Self;
Edit.Show;
Edit.Left := x;
Edit.Top := y;
end;
{ tedit1 }
procedure TForm1.FormDestroy(Sender: TObject);
var
i:integer;
begin
try
for i:=0 to self.ComponentCount-1 do
begin
if self.Components[i] is TEDIT then
TEDIT(self.Components[i]).Free;
end;
except
exit;
end;
end;