Private void Form1_FormClosing(object sender, FormClosingEventArgs e)
{
DialogResult re = MessageBox.Show("关闭窗口ma", "", MessageBoxButtons.OKCancel, MessageBoxIcon.Question);
if (re == DialogResult.OK)
{
//这里什么都不用做,直接退出
}
else
{
e.Cancel = true;
//其它选择就不退出
}
}private void Form1_FormClosing(object sender, FormClosingEventArgs e)
{
DialogResult re = MessageBox.Show("关闭窗口ma", "", MessageBoxButtons.OKCancel, MessageBoxIcon.Question);
if (re == DialogResult.OK)
{
this.Close();
//这里就会都会重复执行formClosing这个方法,成了一个死循环
}
else
{
e.Cancel = true;
//其它选择就不退出
}
}private void Form1_FormClosing(object sender, FormClosingEventArgs e)
{
DialogResult re = MessageBox.Show("关闭窗口ma", "", MessageBoxButtons.OKCancel, MessageBoxIcon.Question);
if (re == DialogResult.OK)
{
this.Dispose();//是释放当前的整个窗体资源,不会重复执行formClosing这个方法,所以退出了
}
else
{
e.Cancel = true;
//其它选择就不退出
}
}
温馨提示:答案为网友推荐,仅供参考