摘要： ' 假设TabControl的名字是TabControl1，你想切换到第二页 TabControl1.SelectedIndex = 1 ' 假设你有一个TabPage的实例叫做TabPage2，你想切换到这个页 TabControl1.SelectedTab = TabPage2 阅读全文

摘要： Public Class Form1 Private Sub Form1_Load(sender As Object, e As EventArgs) Handles MyBase.Load ' 在窗体加载时为按钮添加LostFocus事件处理程序 AddHandler Button1.LostFo 阅读全文

摘要： Public Class Form1 ' 当窗体初始化时，订阅键盘按下事件 Private Sub Form1_Load(sender As Object, e As EventArgs) Handles MyBase.Load AddHandler Me.KeyDown, AddressOf Fo 阅读全文