private void btnSair_KeyDown(object sender, KeyEventArgs e)
{
if (e.KeyCode == Keys.Escape)
{
DesejaSair frm = new DesejaSair();
frm.ShowDialog();
}
}
private void sairToolStripMenuItem_Click(object sender, EventArgs e)
{
DesejaSair frm = new DesejaSair();
frm.ShowDialog();
}