更多"在鼠标事件过程MouseDown和MouseUp中,参数Button的"的相关试题:
[填空题]在鼠标事件过程MouseDown和MouseUp中,参数Button的值为1、2、4时,分别代表按下鼠标的______、______和______按钮。
[填空题]在对象的MouseDown和MouseUp事件过程中,参数Button的值为1、2、4时,分别代表按下鼠标的左键、 [5] 和 [6] 按钮。
[单项选择]编写如下事件过程:
Private Sub Form MouseDown(Button As Integer,Shift As Integer,X As Single, Y As Single)
If Shift=6 And Button=2 Then
Print "BBBB"
End If
End Sub
程序运行后,为了在窗体上输出“BBBB”,应执行的操作为
A. 同时按下Shift键和鼠标左键
B. 同时按下Ctrl、Alt键和鼠标右键
C. 同时按下Shift键和鼠标右键
D. 同时按下Ctrl、Alt键和鼠标左键
[单项选择]编写如下事件过程: Private Sub FOrm_ MouseDown (Button As Integer, Shift As Integer, X As Single, Y As Single) If Button = 2 Then Pint "AAAA" Then End If End Sub Private Sub Form_ MouseUp (Button As Integer, _ Shift As Integer, X As Single, Y As Single) Print "BBBB" End Sub程序运行后,如果在窗体上单击鼠标右键,则输出结果为______ 。
A. AAAA BBBB
B. BBBB
C. AAAA
D. BBBB AAAA
[单项选择]编写如下事件过程:
Private Sub Form_ MouseDown (Button As Integer, _
Shift As Integer, X As Single, Y As Single)
If Shift = 6 And Button = 2 Then
Print "BBBB"
End If
End Sub
程序运行后,为了在窗体上输出BBBB,应执行的操作为______ 。
A. 同时按下Shift 键和鼠标左键
B. 同时按下Ctrl、Alt 键和鼠标右键
C. 同时按下Shift 键和鼠标右键
D. 同时按下Ctrl、Alt 键和鼠标左键
[填空题]假定编写了如下事件过程:
Private Sub Form MouseMove(Button As Integer,
Shift As Integer, X As Single, Y As Single)
If (Button And 3) = 3
Print "AAAA"
End If
End Sub
程序运行后,为了在窗体上输出AAAA,应执行的操作是______ 。
[填空题]鼠标事件是操作鼠标所引发的事件。鼠标事件有“单击”、“双击”、“鼠标按下”、“______”和“______”。
[单项选择]对窗体编写如下事件过程: Private Sub Form MouseDown(Button As Integer,Shift As Integer, _ x As Single, Y As Single) If Button=2 Then Print "AAA" End If End Sub Private Sub Form MouseUp (Button As Integer,Shift As Integer,_ x As Single,Y As Single) Print "BBB" End Sub 程序运行后,如果单击鼠标右键,则输出结果为 ______。
A. AAA BBB
B. BBB
C. AAA AAA
D. BBB
[单项选择]编写如下事件过程:
Private Sub Form Mouse Down(Button As Integer,Shift As Integer,X As Single,
Y As Single)
If Shift=6 And Button=2 Then
Print"BBBB"
End If
End Sub
程序运行后,为了在窗体上输出"BBBB",应执行的操作为_______。
A. 同时按下Shift键和鼠标左键
B. 同时按下Shift键和鼠标右键
C. 同时按下Ctrl、Alt键和鼠标左键
D. 同时按下Ctrl、Alt键和鼠标右键