第一次按
“运行”
第二次按
变成“开始”
第三次按
变成“结束”
这样一个循环
这个逻辑应该是怎样的啊

[ffg,#6CCFF7,#FFFFFF] ←★→┠最┨┠愛┨┠伱┨┠了┨←★→ [/ft]
public partial class Form1 : Form
{
private int i = 0;
public Form1()
{
InitializeComponent();
this.button1.Text = "Start";
}
private void button1_Click(object sender, EventArgs e)
{
switch (i)
{
case 0:
this.button1.Text = "运行";
break;
case 1:
this.button1.Text = "开始";
break;
case 2:
this.button1.Text = "结束";
break;
}
i++;
if (i == 3)
i = 0;
}
}