private void btnPhieuXuat_ItemClick(object sender, DevExpress.XtraBars.ItemClickEventArgs e)
{
frmPhieuXuat PX = null;
if (PX == null || PX.IsDisposed)
{
PX = new frmPhieuXuat();
}
PX.ShowDialog();
}
private void barButtonItem6_ItemClick(object sender, DevExpress.XtraBars.ItemClickEventArgs e)
{
Form frm = this.checkExist(typeof(frmPhieuXuat));
if (frm != null)
{
frm.Activate();
}
else
{
frmPhieuXuat f = new frmPhieuXuat();
f.MdiParent = this;
f.Show();
}
}