Question

c中如何在触发了FormClosing事件之后阻止窗体的关闭

c#中 如安在触发了 FormClosing事宜之后阻拦窗8013

Answer 1

private void Form1_FormClosing(object sender, FormClosingEventArgs e)
{
e.Cancel = true;
}e.Cancel = true;就银稿可以不关闭窗体了锋唤孝链核

Answer 2

private void tickets_FormClosing(object sender, FormClosingEventArgs e)
{
DialogResult dr = MessageBox.Show("你确定要关睁姿闭此窗体么？帆哪","关闭提示",MessageBoxButtons.YesNo,MessageBoxIcon.Information);//态早码触发事件进行提示
if (dr == DialogResult.No)
{
e.Cancel = true;//就不退了
}
else {
e.Cancel = false;//退了
}
}