public frmPO()
{
InitializeComponent();
this.Load += frm_Load;
//实例化必须，bllBusinessBase必须替换为bll层自己继承的子类(指定正确的dal.DBCode)，建议封装重写到项目bll层
_bll = bll = new bllPO();
DataTable dt = new DataTable();
dt.Columns.Add("value", typeof(System.Int32));
dt.Columns.Add("text", typeof(System.String));
}
/// <summary>
/// 初始化窗体///
/// </summary>
protected override void InitializeForm()
{
_BLL = new bllPO();// 业务逻辑管理类
_SummaryView = new DevGridView(gvSummary);
_ActiveEditor = txtPONo;
_DetailGroupControl = panelControl3;
base.InitializeForm();
frmGridCustomize.RegisterGrid(gvSummary);
DevStyle.SetGridControlLayout(gcSummary, false); //表格设置
DevStyle.SetGridControlLayout(gcDetail, true); //表格设置
DevStyle.SetSummaryGridViewLayout(gvSummary);
DevStyle.SetDetailGridViewLayout(gvDetail);
BindingSummaryNavigator(controlNavigatorSummary, gcSummary); //Summary导航条.
BindingSummarySearchPanel(btnQuery, btnEmpty, gcFindGroup);
gcDetail.EmbeddedNavigator.ButtonClick += new NavigatorButtonClickEventHandler(this.OnEmbeddedNavigatorButtonClick); //表格按钮事件
gvDetail.CellValueChanged += new DevExpress.XtraGrid.Views.Base.CellValueChangedEventHandler(OnCellValueChanged); //表格值改变
gvSummary.DoubleClick += new EventHandler(OnGridViewDoubleClick); //主表DoubleClict
txt_DocDateTo.DateTime = DateTime.Today; //查询条件
DataBinder.BindingLookupEditDataSource(txtCreatedBy, DataDictCache.Cache.User, "UserName", "Account");
DataBinder.BindingLookupEditDataSource(txtPayType, DataDictCache.Cache.PayType, "TypeName", "PayType");
DataBinder.BindingLookupEditDataSource(txtAppUser, DataDictCache.Cache.User, "UserName", "Account");
DataBinder.BindingLookupEditDataSource(txtPOUser, DataDictCache.Cache.Person, "SalesName", "SalesCode");
DataBinder.BindingLookupEditDataSource(txtCurrency, DataDictCache.Cache.Currency, "CurrencyName", "Currency");
(colD_ProductCode.ColumnEdit as RepositoryItemButtonEdit).ButtonClick += new ButtonPressedEventHandler(OnStockCode_ButtonClick);
(colD_ProductCode.ColumnEdit as RepositoryItemButtonEdit).Validating += new CancelEventHandler(OnStockCode_Validating);
_BLL.GetBusinessByKey("-", true); //加载一个空的业务对象.
ShowSummaryPage(true); //一切初始化完毕后显示SummaryPage
}