vb.net重写方法 vbnet format

VB.NET怎么重绘?新建一个Winformvb.net重写方法 , 在和Form1平行的位置粘贴如下代码
Public Class MyLabel
Inherits Label
Protected Overrides Sub OnPaint(e As PaintEventArgs)
e.Graphics.DrawEllipse(New Pen(Color.Red), New Rectangle(2, 2, 10, 10))
MyBase.OnPaint(e)
End Sub
End Class
运行,停掉,在工具箱找到MyLabel,拖动就可以看到效果 。这只是最基本的重写,要模仿QQ还需要其vb.net重写方法他技术以及美工 。
vb.net子类怎样重写父类的构造函数你可以直接写Public Sub New(ByVal name As String, ByVal price As Doublevb.net重写方法,byval haskdisk as boolean)
vb.net重写方法,但在写这句之前要先引用父类vb.net重写方法的构造函数,就是加上一句怕你不明白,完整的写法就是这样:
mybase(name , price);
Public Sub New(ByVal name As String, ByVal price As Double , byval haskdisk as boolean) ;
这样就行了,希望我的回答可以帮助你!
vb.net如何重写函数?比如重写ToString 。Dim a As Integer = 1 MessageBox.Show(a.ToString) '重写……Public Class Form1
Private Sub Button1_Click(sender As System.Object, e As System.EventArgs) Handles Button1.Click
Dim a As New month(1)
MessageBox.Show(a.ToString)
End Sub
End Class
Public Class month
Dim m As Integer
Public Sub New(i As Integer)
m = i
End Sub
Public Overrides Function ToString() As String
If m = 1 And m = 12 Then
Return Choose(m, "一", "二", "三", "四", "五", "六", "七", "八", "九", "十", "十一", "十二")"月"
Else
Return m.ToString
End If
End Function
End Class
【vb.net重写方法 vbnet format】vb.net重写方法的介绍就聊到这里吧,感谢你花时间阅读本站内容,更多关于vbnet format、vb.net重写方法的信息别忘了在本站进行查找喔 。

    推荐阅读