【正文】
Command1_Click() ? ? Unload Me ? End Sub ? Private Sub Form_MouseDown(Button As Integer, Shift As Integer, X As Single, Y As Single) ? r = Rnd * 800 ? If r 200 Then r = 200 ? trace = True ? Circle (X, Y), r ? End Sub ? Private Sub Form_MouseUp(Button As Integer, Shift As Integer, X As Single, Y As Single) ? trace = False ? End Sub 程序代碼( form3) ? Private Sub Command1_Click() ? ? Unload Me ? End Sub ? Private Sub Form_Click() ? MouseIcon = LoadPicture(f:\djks\ppt\) ? End Sub ? Private Sub Picture1_Click() ? = LoadPicture(f:\djks\ppt\) ? End Su