DialogResult dr = MessageBox.Show("真的要退出?", "退出", MessageBoxButtons.YesNo, MessageBoxIcon.Question); if (dr == DialogResult.Yes) { MessageBox.Show("yes"); e.Cancel = false; } else { e.Cancel = true; }
MessageBox
放下电子产品,每天进步一点点
DialogResult dr = MessageBox.Show("真的要退出?", "退出", MessageBoxButtons.YesNo, MessageBoxIcon.Question); if (dr == DialogResult.Yes) { MessageBox.Show("yes"); e.Cancel = false; } else { e.Cancel = true; }