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''' 添加多个按钮到一个容器中.
''' /summary
''' param name="StartPos"所有按钮开始点./param
''' param name="ButtonSize"按钮的大小./param
''' param name="ButtonSpace"按钮的间距/param
''' param name="ButtonCount"按钮的总数/param
''' param name="AddingContainer"被添加到的容器/param
''' remarks/remarks
Private Sub AddButtons(ByVal StartPos As Point, ByVal ButtonSize As Size, _
ByVal ButtonSpace As Size, ByVal ButtonCount As Integer, _
ByVal AddingContainer As Control)
Dim mBtnPos As Point = StartPos
For ItemTemp As Integer = 0 To ButtonCount - 1
Dim NewButton As Button = New Button() With
mBtnPos.Y += ButtonSpace.Height + ButtonSize.Height
If mBtnPos.Y AddingContainer.Height Then
mBtnPos.Y = StartPos.Y
mBtnPos.X += ButtonSpace.Width + ButtonSize.Width
End If
NewButton.Text = String.Format(":", CStr(ItemTemp + 1))
AddHandler NewButton.Click, AddressOf btnzh_Click
AddingContainer.Controls.Add(NewButton)
Next
End Sub
Private Sub btnzh_Click_1(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btnzh.Click
Dim ItemCount As Integer = 0
Try
ItemCount = CInt(txtChoice.Text)
Catch ex As Exception
MessageBox.Show("您输入的数字无法解析为数字.")
Return
End Try
AddButtons(New Point(2, 2), New Size(60, 40), New Size(20, 30), ItemCount, Me)
End Sub
Private Sub btnzh_Click(ByVal sender As System.Object, ByVal e As System.EventArgs)
End Sub
Private WithEvents NewTextBox As TextBox
'通过使用WithEvents关键字声明一个对象变量为新的命令按钮
Private Sub Command1_Click()
If NewTextBox Is Nothing Then
Set NewTextBox = Controls.Add("VB.TextBox", "cmdNew", Form1)
NewTextBox.Move 200, 200
NewTextBox.Width = Form1.Width - 450
NewTextBox.Height = Form1.Height - 1400
NewTextBox.Visible = True
End If
End Sub
Private Sub Command2_Click()
If NewTextBox Is Nothing Then
Exit Sub
Else
Controls.Remove NewTextBox
Set NewTextBox = Nothing
End If
End Sub
'vb.net2008
Public Class Form1
Private Sub Form1_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load
Dim j_MyButton As New ArrayList
For i = 0 To 5
Dim k1 As New Button
k1.SetBounds(20, 22 * i, 100, 20) '设置位置和大小(x y w h)
k1.Visible = True
AddHandler k1.Click, AddressOf my_button '委托点击事件
Me.Controls.Add(k1) '在主窗口内加入控件
j_MyButton.Add(k1)
j_MyButton(i).name = "发现" i "个MM"
j_MyButton(i).text = "My butten " i
Next
End Sub
Private Sub my_button(ByVal sender As System.Object, ByVal e As System.EventArgs)
TextBox1.AppendText(sender.name vbCrLf)
End Sub
End Class