private void AvailabilityQueryButton_Click(object sender, EventArgs e)
{
if (query == null)
{
query = new QueryForm();
query.MdiParent = this;
query.Dock = DockStyle.Fill;
query.Show();
query.FormClosed += Query_FormClosed;
}
else
{
query.Activate();
}
}
private void Query_FormClosed(object sender, FormClosedEventArgs e)
{
query = null;
}
