private void checkInButton_Click(object sender, EventArgs e)
{
CustomerCheckIn form = new CustomerCheckIn(Model);
form.Dock = DockStyle.Fill;
form.MdiParent = this.MdiParent;
form.Show();
form.WindowState = FormWindowState.Maximized;
}
private void button6_Click(object sender, EventArgs e)
{
CustomerCheckIn customerCheckIn = new CustomerCheckIn(Model)
{
Dock = DockStyle.Fill,
MdiParent = this.MdiParent
};
customerCheckIn.Show();
customerCheckIn.WindowState = FormWindowState.Maximized;
}