private void ĐăngKíKháchHàng_Click(object sender, EventArgs e)
{
if (DoiTacfrm == null || DoiTacfrm.IsDisposed)
{
DoiTacfrm = new frmDoiTac();
DoiTacfrm.MdiParent = this;
DoiTacfrm.Show();
}
else
{
DoiTacfrm.Activate();
}
}
private void btnthemthuake_Click(object sender, EventArgs e)
{
frmDoiTac HTTK = new frmDoiTac();
HTTK.ShowDialog();
}
private void btnThemTentotruong_Click(object sender, EventArgs e)
{
frmDoiTac TTT = new frmDoiTac();
TTT.ShowDialog();
}
private void btnThemdt_Click(object sender, EventArgs e)
{
frmDoiTac doitac = new frmDoiTac();
doitac.ShowDialog();
}
