/// <summary> /// 设置GridLookUpEdit多列过滤 /// </summary> /// <param name="repGLUEdit">GridLookUpEdit的知识库,eg:gridlookUpEdit.Properties</param> private void SetGridLookUpEditMoreColumnFilter(DevExpress.XtraEditors.Repository.RepositoryItemGridLookUpEdit repGLUEdit) { repGLUEdit.EditValueChanging += (sender, e) => { this.BeginInvoke(new System.Windows.Forms.MethodInvoker(() => { GridLookUpEdit edit = sender as GridLookUpEdit; DevExpress.XtraGrid.Views.Grid.GridView view = edit.Properties.View as DevExpress.XtraGrid.Views.Grid.GridView; //获取GriView私有变量 System.Reflection.FieldInfo extraFilter = view.GetType().GetField("extraFilter", System.Reflection.BindingFlags.NonPublic | System.Reflection.BindingFlags.Instance); List <DevExpress.Data.Filtering.CriteriaOperator> columnsOperators = new List <DevExpress.Data.Filtering.CriteriaOperator>(); foreach (GridColumn col in view.VisibleColumns) { if (col.Visible && col.ColumnType == typeof(string)) { columnsOperators.Add(new DevExpress.Data.Filtering.FunctionOperator(DevExpress.Data.Filtering.FunctionOperatorType.Contains, new DevExpress.Data.Filtering.OperandProperty(col.FieldName), new DevExpress.Data.Filtering.OperandValue(edit.Text))); } } string filterCondition = new DevExpress.Data.Filtering.GroupOperator(DevExpress.Data.Filtering.GroupOperatorType.Or, columnsOperators).ToString(); extraFilter.SetValue(view, filterCondition); //获取GriView中处理列过滤的私有方法 System.Reflection.MethodInfo ApplyColumnsFilterEx = view.GetType().GetMethod("ApplyColumnsFilterEx", System.Reflection.BindingFlags.NonPublic | System.Reflection.BindingFlags.Instance); ApplyColumnsFilterEx.Invoke(view, null); })); }; }