procedure TForm1.FormActivate(Sender: TObject);
begin
CheckBox1.DragMode := dmAutomatic;
CheckBox2.DragMode := dmAutomatic;
CheckBox3.DragMode := dmAutomatic;
end;
procedure TForm1.FormDragOver(Sender, Source: TObject; X, Y: Integer;
State: TDragState; var Accept: Boolean);
begin
if CheckBox1.Dragging then
Color := clAqua;
if CheckBox2.Dragging then
Color := clYellow;
if CheckBox3.Dragging then
Color := clLime;
end;
Delphi拖放编程(2)
2000-08-03· -·逸仙时空
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