Question

C# tabControl新增选项卡时如何判断是否已有该选项卡

Answer 1

有一个事件叫Selected
private void tabCtree_Selected(object sender, TabControlEventArgs e)
{
if (e.TabPage == tabpage1)
{
//方法1
}
if (e.TabPage == tabpage2)
{
方法2
}
}