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单选题
窗体的MouseUp事件过程如下:Private Sub Form_MouseUp(Button As Integer, Shift As Integer, X As Single,Y As Single)……End Sub关于以上定义,以下叙述中错误的是( )。
A
根据Shift参数,能够确定使用转换键的情况
B
根据X、Y参数可以确定触发此事件时鼠标的位置
C
Button参数的值是在MouseUp事件发生时,系统自动产生的
D
MouseUp是鼠标向上移动时触发的事件
参考答案
参考解析
解析:
MouseUp事件是鼠标按键松开时触发的事件过程,事件过程的Button参数值由系统产生,为被按下的键,Shift参数表示Shift、Ctr1和Alt键的状态,X、Y参数表示光标的当前位置。鼠标移动时触发的事件是MouseMove。
MouseUp事件是鼠标按键松开时触发的事件过程,事件过程的Button参数值由系统产生,为被按下的键,Shift参数表示Shift、Ctr1和Alt键的状态,X、Y参数表示光标的当前位置。鼠标移动时触发的事件是MouseMove。
更多 “单选题窗体的MouseUp事件过程如下:Private Sub Form_MouseUp(Button As Integer, Shift As Integer, X As Single,Y As Single)……End Sub关于以上定义,以下叙述中错误的是( )。A 根据Shift参数,能够确定使用转换键的情况B 根据X、Y参数可以确定触发此事件时鼠标的位置C Button参数的值是在MouseUp事件发生时,系统自动产生的D MouseUp是鼠标向上移动时触发的事件” 相关考题
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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 ThenPrint"AAAAA"End IfEnd SubPrivate Sub Form_MouseUp(Button As Integer,Shift As Integer,X As Single,Y As Single) Print"BBBBB" End Sub程序运行后,如果单击鼠标右键,则输出结果为()A、AAAAAB、BBBBBC、AAAAA CR BBBBB(其中CR表示回车和换行)D、BBBBB CR AAAAA
考题
对窗体编写如下事件过程: Private Sub Form_MouseDown(Button As Integer,Shif tAs Integer,X As Single Y As Single) If Button=2 Then Print "AAAAA" End If End Sub Private Sub Form_MouseUp(Button As Integer,Shift As Integer,X As Single,Y As Single) Print "BBBBB" End Sub 程序运行后,如果单击鼠标右键,则输出结果为()A、AAAAAB、BBBBBC、AAAAA CR BBBBB(其中CR表示回车和换行)D、BBBBB CR AAAAA
考题
假定有如下事件过程: Private Sub Form_MouseDown(Button as Integer,Shift as Integer, X as Single,Y as Single) If Button=2 Then PopupMenu PopForm End Sub 则以下描述中错误的是( )。A、该过程的功能是弹出一个菜单B、popForm是在菜单编辑器中定义的弹出式菜单的名称C、参数X、Y指明鼠标的当前位置D、Button=2表示按下的是鼠标左键
考题
单选题对窗体编写如下事件过程: Private Sub Form_MouseDown(Button As Integer,Shif tAs Integer,X As Single Y As Single) If Button=2 Then Print "AAAAA" End If End Sub Private Sub Form_MouseUp(Button As Integer,Shift As Integer,X As Single,Y As Single) Print "BBBBB" End Sub 程序运行后,如果单击鼠标右键,则输出结果为()A
AAAAAB
BBBBBC
AAAAA CR BBBBB(其中CR表示回车和换行)D
BBBBB CR AAAAA
考题
单选题以下说法正确的是( )。A
MouseUp事件是鼠标向上移动时触发的事件B
MouseUp事件过程中的X、Y参数用于修改鼠标位置C
在MouseUp事件过程中可以判断用户是否使用了组合键D
在MouseUp事件过程中不能判断鼠标的位置
考题
单选题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 ThenPrint"AAAAA"End IfEnd SubPrivate Sub Form_MouseUp(Button As Integer,Shift As Integer,X As Single,Y As Single) Print"BBBBB" End Sub程序运行后,如果单击鼠标右键,则输出结果为()A
AAAAAB
BBBBBC
AAAAA CR BBBBB(其中CR表示回车和换行)D
BBBBB CR AAAAA
考题
单选题假定有如下事件过程: Private Sub Form_MouseDown(Button as Integer,Shift as Integer, X as Single,Y as Single) If Button=2 Then PopupMenu PopForm End Sub 则以下描述中错误的是( )。A
该过程的功能是弹出一个菜单B
popForm是在菜单编辑器中定义的弹出式菜单的名称C
参数X、Y指明鼠标的当前位置D
Button=2表示按下的是鼠标左键
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