日期:2014-05-17 浏览次数:20936 次
private void textBox5_KeyDown(object sender, KeyEventArgs e)
{
if (e.KeyValue == 8)
{
this.textBox5.Text = "";
}
}
private void textBox5_KeyDown(object sender, KeyEventArgs e)
{
if (e.KeyValue == 8)
{
this.textBox5.Text = "";
textBox4.Focus();//焦点给textBox4
}
}
private void textBox4_KeyDown(object sender, KeyEventArgs e)
{
if (e.KeyValue == 8)
{
this.textBox3.Text = "";
textBox4.Focus();//焦点给textBox3
}
}
private void textBox3_KeyDown(object sender, KeyEventArgs e)
{
if (e.KeyValue == 8)
{
this.textBox3.Text = "";
textBox2.Focus();//焦点给textBox2
}
}
private void textBox2_KeyDown(object sender, KeyEventArgs e)
{
if (e.KeyValue == 8)
{
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