private void set_define_events()
{
this.Load += f390_gd_thu_nhap_khac_Load;
m_cmd_search.Click += m_cmd_search_Click;
m_cmd_them_thu_nhap.Click += m_cmd_them_thu_nhap_Click;
m_cmd_insert.Click += m_cmd_insert_Click;
m_cmd_update.Click += m_cmd_update_Click;
m_cmd_delete.Click += m_cmd_delete_Click;
m_txt_so_tien.Leave += m_txt_so_tien_Leave;
m_grv_quan_ly_thu_nhap_khac.DoubleClick += m_grv_quan_ly_thu_nhap_khac_DoubleClick;
m_sle_chon_nhan_vien.EditValueChanged += m_sle_chon_nhan_vien_EditValueChanged;
}