private void XtraTabControl1_SelectedPageChanged(object sender, DevExpress.XtraTab.TabPageChangedEventArgs e)
{
switch(e.Page.Name)
{
case "m_tab_co_lns":
m_e_tab_mode = tab_mode.co_lns;
m_cmd_delete.Visible = true;
m_cmd_update.Visible = true;
load_data_2_grid_lns();
break;
case "m_tab_k_lns":
m_e_tab_mode = tab_mode.khong_lns;
m_cmd_delete.Visible = false;
m_cmd_update.Visible = false;
load_data_2_grv_k_hs_lns();
break;
default:
break;
}
}