DevExpress GridControl 主从表数据(Master/Detail) 应用 - 高级篇

//二级明细弹窗菜单
gvDetailBOM.PopupMenuShowing += (sender, e) =>
{
    //获取动态生成的克隆视图
    var gv = sender as GridView;

    //注册表格组件，自动添加右键弹出菜单功能
    frmGridCustomize.RegisterGrid(gv);
    frmGridCustomize.AddMenuItem(gv, GridMenuNames.物料收发明细, Globals.LoadImage("24_InOut.png"), (sender, e) => { DoExecuteCmd_DetailSub(sender, GridMenuNames.物料收发明细); }, true);
};

//BOM明细挂载事件：动态绑定Detail表格的事件，如：FocusedRowChanged
gcDetail.ViewRegistered += (sender, e) =>
{
    if (e.View is GridView detailView)
    {
        //二级明细表不显示下级明细
        detailView.OptionsDetail.EnableMasterViewMode = false;

        //重要：显示当前行（0）
        //如果只有一行，FocusedRowChanged事件不会触发，使用 GotFocus 触发。
        detailView.GotFocus += (sender, e) =>
        {
            if (detailView.FocusedRowHandle >= 0)
            {
                var row = detailView.GetRow<res_tb_BOMDtls>();
                LoadAndShowInventoryList(row.ProductCode);
            }
        };

        //如果只有一行，FocusedRowChanged事件不会触发
        detailView.FocusedRowChanged += (sender, e) =>
        {
            if (detailView.FocusedRowHandle >= 0)
            {
                var row = detailView.GetRow<res_tb_BOMDtls>();
                LoadAndShowInventoryList(row.ProductCode);
            }
        };
    }
};

this.gvDetailBOM.ViewCaption = "BOM明细";
this.gvDetailBOM.OptionsBehavior.Editable = false;
this.gvDetailBOM.OptionsView.ShowViewCaption = false;
this.gvDetailBOM.OptionsView.ShowGroupPanel = false;
this.gvDetailBOM.CellValueChanged += OnCellValueChanged_DetailBOM_;

//二级BOM明细，建立主从关系（设置取值属性）
this.gcDetail.LevelTree.Nodes[0].RelationName = nameof(res_tb_BOMDtls.DetailList);