A: Private Sub Command1_Click() Form2.Hide End Sub
B: Private Sub Command1_Click() Unload Me End Sub
C: Private Sub Command1_Click() Form2.Unload End Sub
D: Private Sub Command1_Click() Me.Hide End Sub
举一反三
- 设工程中有Form1、Form2两个窗体,要求单击Form2上的Command1命令按钮,Form2就可以从屏幕上消失,下面的事件过程中不能实现此功能的是( )。 A: A) Private Sub Command1_Click() B: Form2. Hide C: End Sub D: B) Private Sub Command1_Click() E: Unload Me F: End Sub G: C) Private Sub Command1_Click() H: Form2. Unload I: End Sub J: D) Private Sub Command1_Click() K: Me. Hide L: End Sub
- 工程中有2个窗体,名称分别为Form1、Form2,Form1为启动窗体,该窗体上有命令按钮Command1。要求程序运行后单击该命令按钮时显示Form2,则按钮的Click事件过程应该是______。 A: Private Sub Command1_Click() Form2.Visible End Sub B: Private Sub Command1_Click() Form2.Show End Sub C: Private Sub Command1_Click() Form2.Load End Sub D: Private Sub Command1_Click() Load Form2 End Sub
- 已知两个窗体Form1、Form2,下列事件过程中,______ 可以实现单击窗体Form1的命令按钮时,显示窗体Form2,而窗体Form1消失。 A: Private Sub Command1_ Click() LoadForm2 Form1. Hide End Sub B: Private Sub Command1_ Click() Show Form2 Form1. Hide EndSub C: Private Sub Command1_ click() Show Form2 Form1. Hide End Sub D: Private Sub Command1_ click()
- 工程中有两个窗体,名称分别为Form1、Form2,Form1为启动窗体,该窗体上有命令按翎Command1.要求程序运行后单击该命令按钮时显示Form2,则按钮的Click事件过程应该是 A: Private Sub Command1_Click() B: Form2.Show C: End Sub D: Private Sub Command1_Click() E: Form2.Visible F: End Sub G: Private Sub Command1_Click() H: Load Form2 I: End Sub J: Private Sub Command1_Click() K: Form2.Load L: End Sub
- 当双击窗体Form1时,要将窗体Form1隐藏起来、将窗体Form2以模式方式显示出来的事件过程,正确的是 A: Private Sub Form _ Db1Click( )Forml.HideForm2.Show 0End Sub B: Private Sub Form _ Db1Click( )Form1.HideForm 2.Show 1End Sub C: Private Sub Form _ Click( )Form l.HideForm 2.ShowEnd Sub D: Private Sub Form _ Dbl Click( )Form l.Enabled=FalseForm 2.Enabled=TrueEnd Sub
内容
- 0
在窗体中添加一个通用对话框Commondialog1和一个命令按钮Command1,当单击按钮时,打开颜色对话框,能实现此功能的程序段是 A: Private Sub Command1_Click( ) Commondialog1.ShowOpen End Sub B: Private Sub Command1_Click( ) Commondialog1.ShowColor End Sub C: Private Sub Command1_Click( ) Commondialog1.ShowOpen Commondialog1.ShowFont End Sub D: Private Sub Command1_Click( ) Commondialog1.ShowColor Commondialog1.ShowHelp End Sub
- 1
窗体中有3个命令按钮,分别命名为Commandl、Command2和Command3。当单击Cmmandl按钮时,Command2按钮变为可用,Command3按钮变为不可见。下列Commandl的单击事件过程中,正确的是( ) A: Private Sub Command1_Click() Command2.Visible=True Command3.Visible=False End Sub B: Private Sub Command1_Click() Command2.Enabled=True Command3.Enabled=False End Sub C: Private Sub Command1_Click() Command2.Enabled=True Command3.Visible=False End Sub D: Private Sub Command1_Click() Command2.Visible=True Command3.Enabled=False End Sub
- 2
下列( )事件过程可以将打开文件对话框的标题改变为“new Caption”。 A: Private Sub Command1_CliCk() CommonDialog1.DialogTitle="new Caption" CommonDialog1.ShowFont End Sub B: Private Sub Command1_Click() CommonDialog1.DialogTitle="new Caption" CommonDialog1.ShowOpen End Sub C: Private Sub Command1_Click() CommonDialog1.DialogTitle="new Caption" CommonDialog1.Show Help End Sub D: Private Sub Command1_Click() CommonDialog1.DialogTitle="new Caption" CommonDialog1.ShowColor End Sub
- 3
在名为“Form1”的窗体上添加三个文本框和一个命令按钮,其名称分别为“txt1”、“txt2”、“txt3”和“Command1”,然后编写如下两个事件过程: Private Sub Command1_Click() txt3=txt1+txt2 End Sub Private Sub Form l_Load() txt1=" " txt2=" " txt3=" " End Sub 当打开窗体Form 1后,在txt1和txt2中分别输入3和5,然后单击命令按钮Command1,则文本框txt3中显示的内容为______。
- 4
声明一个变量为局部变量应该用( )。 A: Private Sub Command1 Click() n=5:x=1 Do X=X * I I=I + 1 Loop While I < n Print x End Sub B: Private Sub Command1_Click() n=5:X=1:I=1 Do X=X*I I=I + 1 Loop While I <n Print x End Sub C: Private Sub Command1_Click() n=5:X=1:I=1 Do X=X * I I=I + 1 Loop While I<=n Print X End Sub D: Private Sub Command1_Click() n=5:X=1:I=1 Do X=X * I I=I + 1 Loop While I>n Print X End Sub