using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Linq;
using System.Windows.Forms;
using DevExpress.XtraBars;
using DevExpress.XtraGrid.Views.Base;
//using DeiNiu.wms.Logical;
using DeiNiu.wms.Data;
using DevExpress.XtraGrid.Columns;
 
using System.Threading;
using DevExpress.XtraGrid.Views.Grid;
using DevExpress.XtraEditors.DXErrorProvider;
using DeiNiu.wms.Data.Model;
using DevExpress.XtraEditors;
using DevExpress.XtraEditors.Controls;
using DeiNiu.Utils;
using DeiNiu.wms.win.ServiceReferenceGoods;
using DeiNiu.wms.win.utils;
namespace DeiNiu.wms.win
{
    public partial class StockPicker : BasicRibbonForm
    {
         
      //  lWmsGoods lgt = new lWmsGoods();
        private string fieldName = Wmslocation.fields.locationId.ToString();
        private string fieldGoodType = Wmslocation.fields.whGoodsType.ToString();
        private string lastQuery = "";
        private DataTable dtSum; 
        string queryStr = ""; 
        private DataTable dtDetail;
        private int selectedRowIndex = -1;
        private string selectedGoodsId;
        private int selectedSkuId;
        private bool isWhLocationQuery = false,showLocDetail = true;
        public StockPicker()
        {
            InitializeComponent();
            initialControls();
            //    loadData();
        }
        #region initialControls
        private void initialControls()
        { 
            layoutControlWaitting.Expanded = true;
            initialComboBoxes();
            initialPagerControls();
            initialDataGrid();
            initialQueryInput(); 
            setValidationRule();
            chkBatch.Checked = false;
        }
        private void initialComboBoxes()
        {
            //initialComboBoxe(comboType, this.stkdiff);
            this.comboState.Properties.TextEditStyle = TextEditStyles.DisableTextEditor;
 
            initialComboBoxs(comboState, this.stockState); 
          
            Node[] nds = { };
            DataRow[] drs = Park.getDictionary(true).Select("flag >0");
            foreach (DataRow dr in drs)
            {
                int flag = Convert.ToInt32(dr["flag"].ToString());
                int parentId = Convert.ToInt32(dr["id"].ToString());
                DataRow[] drss = Park.getDictionary(false).Select("parentId =" + parentId);
                switch (flag)
                {
                    case 1001:
                        initialComboBoxs(this.comboBoGoodsType, drss); //商品类型
                        break;
                    case 2001:
                        initialComboBoxs(this.comboBoWarehouse, drss);//库房
                        break; 
 
                    case 2005:
                        initialComboBoxs(this.comboBoPart, drss);//分区
                        break;
                }
            }
            string[] alerts =  {"低库存","高库存" ,"无库存"};
            initialComboBoxs(this.comboStkType, whType, false);            
            initialComboBoxs(this.comStoreAlert, alerts, "全部");
        
   
        }
      
        private void setValidationRule()
        {
          //  dxValidationProvider.SetValidationRule(comWarehouse, ValidationRules.notEmptyValidationRule);
            //txtGoodType.Properties.MaxLength = 40;
            //txtGoodDesc.Properties.MaxLength = 250;
            //textEdit1.Properties.MaxLength = txtGoodType.Properties.MaxLength;
        }
        private void initialQueryInput()
        {
        }
      
        private void initialDataGridColumns(GridView gridview)
        {
            setupGridView(gridview, true);
            //   gridviewGoodsType.PopulateColumns();
            gridview.Columns.Clear();
            // gridviewGoodsType.Columns.Remove(gridviewGoodsType.Columns["DealerPrice"]); 
            GridColumn myCol0 = new GridColumn() { Caption = "ID", Visible = true, FieldName = "id" };
            myCol0.Visible = false;
            GridColumn myCol1 = new GridColumn() { Caption = "商品编码", Visible = true, FieldName = WmsGoods.fields.goodsId.ToString()};
            GridColumn myCol2 = new GridColumn() { Caption = "商品名称", Visible = true, FieldName = WmsGoods.exfields.goodsName.ToString() };
            GridColumn myCol3 = new GridColumn() { Caption = "厂家", Visible = true, FieldName = WmsGoods.exfields.manufacturer.ToString() };
          GridColumn myCol4 = new GridColumn() { Caption = "规格", Visible = true, FieldName = WmsGoods.exfields.spec.ToString(),Width=100 };
            GridColumn myCol5 = new GridColumn() { Caption = "单位", Visible = true, FieldName = WmsGoods.exfields.unit.ToString() };
            GridColumn myCol6 = new GridColumn() { Caption = "大包装数量", Visible = true, FieldName = WmsGoods.exfields.bigCount.ToString()};
            GridColumn myCol7 = new GridColumn() { Caption = "剂型", Visible = true, FieldName = WmsGoods.exfields.type.ToString() };
            GridColumn myCol8 = new GridColumn() { Caption = "商品类型", Visible = true, FieldName = WmsGoods.exfields.goodsTypeName.ToString() };
            /*  GridColumn myCol9 = new GridColumn() { Caption = "大零", Visible = true, FieldName = WmsGoods.fields.bulkMax.ToString() };
            GridColumn myCol10 = new GridColumn() { Caption = "小整", Visible = true, FieldName = WmsGoods.fields.batchMax1.ToString()};
            GridColumn myCol11 = new GridColumn() { Caption = "大整", Visible = true, FieldName = WmsGoods.fields.batchMax2.ToString() };*/
            GridColumn myCol12 = new GridColumn() { Caption = "厂家批号", Visible = true, FieldName = "batch" };
          //  GridColumn myCol13 = new GridColumn() { Caption = "拼音简码", Visible = true, FiemcldName ="pinYin" };
            GridColumn myCol14 = new GridColumn() { Caption = "货位", Visible = true, FieldName = "locationId" };
            GridColumn myCol201 = new GridColumn() { Caption = "数量", Visible = true, FieldName = "count" };
            GridColumn myCol20 = new GridColumn() { Caption = "可用数量", Visible = true, FieldName = "avCount" };
            GridColumn myCol21 = new GridColumn() { Caption = "药监码 ", Visible = true, FieldName = WmsGoods.exfields.regeditCode.ToString() };
         GridColumn myCol10 = new GridColumn() { Caption = "生产日期", Visible = true, FieldName = WmsStock.fields.productDate.ToString()};
         GridColumn myCol11 = new GridColumn() { Caption = "有效期", Visible = true, FieldName = WmsStock.fields.validDate.ToString() };
         GridColumn myCol22 = new GridColumn() { Caption = "件数", Visible = true, FieldName =  "boxcnt" };
         GridColumn myCol123 = new GridColumn() { Caption = "货位状态", Visible = true, FieldName = "locState" };
         GridColumn myCol124 = new GridColumn() { Caption = "状态", Visible = true, FieldName = "state" };
         GridColumn myCol125 = new GridColumn() { Caption = "出库待下架", Visible = true, FieldName = "countOuting" };
         GridColumn myCol126 = new GridColumn() { Caption = "入库待上架", Visible = true, FieldName = "countIn" };
         GridColumn myCol127 = new GridColumn() { Caption = "低预警值", Visible = true, FieldName = "lowStore" };
         GridColumn myCol128 = new GridColumn() { Caption = "高预警值", Visible = true, FieldName = "highStore" };
         GridColumn myCol130 = new GridColumn() { Caption = "skuId", Visible = true, FieldName = "skuId" };
         GridColumn myCol131 = new GridColumn() { Caption = "sku", Visible = true, FieldName = "skuCode" };
         GridColumn myCol132 = new GridColumn() { Caption = "货主", Visible = true, FieldName = "ownerName" };
         GridColumn myCol133 = new GridColumn() { Caption = "容器", Visible = true, FieldName = "plateId" };
         if (gridview == gridView2)
         {
             gridview.Columns.Add(myCol14);
             gridview.Columns.Add(myCol133);
             gridview.Columns.Add(myCol201);
             gridview.Columns.Add(myCol20);
             gridview.Columns.Add(myCol5);   
             gridview.Columns.Add(myCol22);
             gridview.Columns.Add(myCol123);
             gridview.Columns.Add(myCol125);
             gridview.Columns.Add(myCol126);
         }
         else
         {
             gridview.Columns.Add(myCol2);
             gridview.Columns.Add(myCol132);
             //gridview.Columns.Add(myCol14);
             if (isWhLocationQuery)
             {
               
                 gridview.Columns.Add(myCol12);
                 gridview.Columns.Add(myCol14);
             }else
                 if (!chkBatch.Checked)
                 {
                     gridview.Columns.Add(myCol127);
                     gridview.Columns.Add(myCol128);
                 }
                 else
                 {
                     gridview.Columns.Add(myCol130);
                     gridview.Columns.Add(myCol12);
                 }
             gridview.Columns.Add(myCol201);
             gridview.Columns.Add(myCol20);
             gridview.Columns.Add(myCol22);
             gridview.Columns.Add(myCol125);
             gridview.Columns.Add(myCol126);
             gridview.Columns.Add(myCol5);
             if (chkBatch.Checked)
             {
                 gridview.Columns.Add(myCol130);
                 gridview.Columns.Add(myCol10);
                 gridview.Columns.Add(myCol11);
             }
           
             gridview.Columns.Add(myCol6);
             
             gridview.Columns.Add(myCol8);
             gridview.Columns.Add(myCol4);
             gridview.Columns.Add(myCol21);
             gridview.Columns.Add(myCol1);
             gridview.Columns.Add(myCol3);
             gridview.Columns.Add(myCol124);
         }
            //to show bottom scroll bar
            gridview.OptionsView.ColumnAutoWidth = false;
            gridview.BestFitColumns();
           // gridview.Focus();
        }
       
        #endregion
        ///   
        /// loading data
        ///   
        private int loadData()
        {
            //this.gridviewGoodsType.DataSource = lgt.GetAllActiveData().Tables[0].DefaultView;
            gridControl1.DataSource = null;
            gridControl2.DataSource = null;
            showWaitForm();
            try
            { 
                // this.splashScreenManager1.ShowWaitForm(); 
             //   isWhLocationQuery =(comboBoWarehouse.SelectedIndex > 0 || txtLocation.Text.Trim().Length > 0);
                queryStr = "";
                if (isWhLocationQuery)
                {
                    queryStr = (this.comboBoWarehouse.SelectedIndex <= 0 ? "" : string.Format("{0} = #{1};", Wmslocation.fields.warehouse.ToString(), ((Node)this.comboBoWarehouse.SelectedItem).ID))
                                 + (this.txtLocation.Text.Trim().Length == 0 ? "" : string.Format("{0} like # '%{1}%';", WmsStock.fields.locationId.ToString(), filtRiskChar(txtLocation.Text.Trim())))
                                  + (this.txtPlate.Text.Trim().Length == 0 ? "" : string.Format("{0} = #{1};", WmsStock.fields.plateId.ToString(), filtRiskChar(txtPlate.Text.Trim())))
                                  ;
                    showLocDetail = false;
                }
                else
                {
                    showLocDetail = true;
                    if (!chkBatch.Checked)
                    {
                                      
                        queryStr += this.comStoreAlert.SelectedIndex <= 0 ? ""
                                 : this.comStoreAlert.SelectedIndex == 1 ? " 0< isnull(avCount,0) and isnull(avCount,0) 0 and isnull(avCount,0) > highStore;"
                                  : " isnull(avCount,0) =0;"
                         ;
                        showLocDetail = false;
                    }
                }
                queryStr += ( string.Format("{0} = #{1};", Wmslocation.fields.whType.ToString(), ((Colitem)this.comboStkType.SelectedItem).key))
                            + (this.txtGoodsId.Text.Trim().Length == 0 ? "" : string.Format("{0} = # '{1}';", WmsStock.fields.goodsId.ToString(), filtRiskChar(txtGoodsId.Text.Trim())))
                          //  + (this.comboBoPart.SelectedIndex <= 0 ? "" : string.Format("{0} = #{1};", Wmslocation.fields.part.ToString() ,  ((Node)this.comboBoPart.SelectedItem).ID))
                            + (this.comboState.SelectedIndex <= 0 ? "" : string.Format("{0} = #{1};", Wmslocation.fields.state.ToString(), ((Colitem)this.comboState.SelectedItem).key))
                            + (this.comboBoGoodsType.SelectedIndex <= 0 ? "" : string.Format("{0} = #{1};", Wmslocation.fields.goodsType.ToString(), ((Node)this.comboBoGoodsType.SelectedItem).ID))
                            + (this.txtGoodName.Text.Trim().Length == 0 ? "" : string.Format("{0} like # '%{1}%';", WmsGoods.exfields.goodsName.ToString(), filtRiskChar(txtGoodName.Text.Trim())))
                            + (this.txtpinyin.Text.Trim().Length == 0 ? "" : string.Format("{0} like # '%{1}%';", WmsGoods.exfields.pinYin.ToString(), filtRiskChar(txtpinyin.Text.Trim())))
                            +( chkBatch.Checked ? 
                             (this.textBatch.Text.Trim().Length == 0 ? "" : string.Format("{0} like # '%{1}%';", WmsStock.fields.batch.ToString(), filtRiskChar(textBatch.Text.Trim())))
                             :"")
                             + (this.txtProddate.Text.Trim().Length == 0 ? "" : string.Format("{0} like # '{1}%';", WmsStock.fields.productDate.ToString(), filtRiskChar(txtProddate.Text.Trim())))
                            + (this.txtValiddate.Text.Trim().Length == 0 ? "" : string.Format("{0} like # '{1}%';", WmsStock.fields.validDate.ToString(), filtRiskChar(txtValiddate.Text.Trim())))
                                                       
                            ;
                
                this.pager1.PageCurrent = lastQuery.Equals(queryStr) ? this.pager1.PageCurrent : 1; //根据查询条件的变化给pager赋值
                int start = (pager1.PageSize * (pager1.PageCurrent - 1) + 1);
                int end = (pager1.PageSize * pager1.PageCurrent);
                lastQuery = queryStr;
                DataSet ds = isWhLocationQuery ? stkLocClient.queryStockGoods(queryStr, start, end) : 
                    chkBatch.Checked ?stkLocClient.querySumStockGoods(queryStr, start, end):
                    stkLocClient.querySumStockGoodsNoBatch(queryStr, start, end);
 
                
                closeClient();
                dtSum = ds.Tables[0];
                int cnt = Convert.ToInt32(ds.Tables[1].Rows[0][0].ToString());
                //dt = lgt.Query(query, start, end); //string.IsNullOrEmpty(query) ? lgt.GetGoodType.getAllData(start, end) : lgt.g;
                //    dtSum.PrimaryKey = new DataColumn[] { dtSum.Columns["goodsId"], dtSum.Columns["batch"] };
                this.gridControl1.DataSource = dtSum.DefaultView;
               //  gridView1.OptionsView.ColumnAutoWidth = true;
                 initialDataGridColumns(this.gridView1);
                //update selected row index to the last updated one.
                 if (showLocDetail && !string.IsNullOrEmpty(selectedGoodsId))
                 {
                     DataRow[] drs = dtSum.Select(string.Format("goodsId='{0}' and skuId ='{1}'", selectedGoodsId, selectedSkuId));
                     DataRow dr = null;
                     if (drs.Length > 0)
                     {
                         dr = drs[0];
                     }
                     if (dr != null)
                     {
                         selectedRowIndex = dtSum.Rows.IndexOf(dr);
                         if (selectedRowIndex > 0 && dtSum.Rows.Count > selectedRowIndex)
                         {
                             // gridView1.SelectRow(selectedRowIndex);
                             gridView1.FocusedRowHandle = selectedRowIndex;
                             //  gridView1.MakeRowVisible(selectedRowIndex);
                             
                         }
                     }
                     else
                     {
                         gridView1.FocusedRowHandle = 0;
                         gridView1.SelectRow(0);
                       
                     }
                     //gridView1.FocusedRowHandle = selectedRowIndex;
                 }
                 else
                 {
                     gridView1.FocusedRowHandle = 0;
                     gridView1.SelectRow(0);
                 }
                if (dtSum.Rows.Count > 0 && selectedRowIndex ==-1)
                 {
                     selectedRowIndex = 0;
                 }
                 setCurrentRequestDetail();
                closeWaitForm();
                return cnt;// lgt.getRowCount(query);
                // return lgt.GetGoodType.QueryCount(); 
            }
            catch (Exception er)
            {
                showErrorMsg(er,er.Message);
            }
            return 0;
        }
          
        ///   
        /// 分页控件产生的事件  
        ///   
        private int pager_EventPaging(DeiNiu.Controls.pager.EventPagingArg e)
        {
        //  selectedRowIndex = 0; //reset currentRowIndex
            return loadData();
        }
        private void initialPagerControls()
        {
            pager1.MaximumSize = new Size(0, 20);
            pager1.EventPaging += new DeiNiu.Controls.pager.EventPagingHandler(pager_EventPaging);
            #region DataGridView与Pager控件绑定
            this.pager1.PageCurrent = 1;//当前页为第一页  
            pager1.PageSize = Utils.WmsConstants.PAGER_SIZE;//每页行数  
          //  this.pager1.Bind();//绑定  
            #endregion
        }
        private void initialDataGrid()
        {
            gridView1.OptionsSelection.MultiSelect = true;//按shift / control 多选
            this.gridView1.OptionsBehavior.AutoPopulateColumns = false;
            this.gridView1.FocusRectStyle = DevExpress.XtraGrid.Views.Grid.DrawFocusRectStyle.RowFocus;
            this.gridView1.OptionsBehavior.Editable = false;
            this.gridView1.OptionsSelection.EnableAppearanceFocusedCell = false;
            this.gridView1.FocusedRowObjectChanged += new DevExpress.XtraGrid.Views.Base.FocusedRowObjectChangedEventHandler(this.gridView1_FocusedRowObjectChanged);
            this.gridView1.DataSourceChanged += new System.EventHandler(this.gridView1_DataSourceChanged);
            //show line number
            this.gridView1.IndicatorWidth = 40; 
            this.gridView2.IndicatorWidth = 30;
            this.gridView1.CustomDrawRowIndicator += new DevExpress.XtraGrid.Views.Grid.RowIndicatorCustomDrawEventHandler(gridView1_CustomDrawRowIndicator);
            this.gridView2.CustomDrawRowIndicator += new DevExpress.XtraGrid.Views.Grid.RowIndicatorCustomDrawEventHandler(gridView1_CustomDrawRowIndicator);
            gridView1.CustomColumnDisplayText += gridView1_CustomColumnDisplayText;
          
            gridView2.CustomColumnDisplayText += gridView1_CustomColumnDisplayText;
        }
        //显示行的序号    
        private void gridView1_CustomDrawRowIndicator(object sender, RowIndicatorCustomDrawEventArgs e)
        {
            if (e.Info.IsRowIndicator && e.RowHandle >= 0)
            {
                e.Info.DisplayText = (e.RowHandle + 1).ToString();
            }
        }
    
        
        protected void query()
        {
            pager1.Bind();
        }
        private void queryGoods()
        {
            showWaitForm();
            try
            {
                query();// loadData();  
            }
            catch (Exception e)
            {
                showErrorMsg(e,e.Message);
            }
            finally
            {
                // WaitFormService.Close();
                closeWaitForm();
                bbQuery.Enabled = true;
            }
        }
         
        private void bbQuery_ItemClick_1(object sender, ItemClickEventArgs e)
        {
            this.bbQuery.Enabled = false;
            queryGoods();
        }
       
        private void updateObjects(List goods)
        { 
            showWaitForm();
            //WaitFormService.Show(this); 
            try
            {
               
               // lgt.update(wgoods);
                //get updated data 
                query();
            }
            catch (Exception e)
            {
                showErrorMsg(e,e.Message);
            }
            finally
            {
                // WaitFormService.Close();
                closeWaitForm();
             
            }
             
        }
         
        private void txtpinyin_KeyUp(object sender, KeyEventArgs e)
        {
            if (e.KeyCode == Keys.Enter)
            {
                loadData();
            }
        }
      
        private void bbQuery_ItemClick(object sender, ItemClickEventArgs e)
        {
            isWhLocationQuery = (comboBoWarehouse.SelectedIndex > 0 || txtLocation.Text.Trim().Length > 0);
            query();
        }
       
        private void btnQuery_Click_1(object sender, EventArgs e)
        {
            isWhLocationQuery = false;
            query();
        }
        private void gridView1_CustomColumnDisplayText(object sender, DevExpress.XtraGrid.Views.Base.CustomColumnDisplayTextEventArgs e)
        {
        
                if (e.Column.FieldName == "state")
                {
                    if (!stockState.ContainsValue(e.DisplayText))
                    {
                        int display = -100;
                        string disTxt = e.DisplayText;
                        try
                        {
                            display = Convert.ToInt16(e.DisplayText);
                            e.DisplayText = stockState[display];
                        }
                        catch
                        {
                            return;
                        }
                    }
                }
                else if (e.Column.FieldName == "locState")
                {
                    if (!stockState.ContainsValue(e.DisplayText))
                    {
                        int display = -100;
                        string disTxt = e.DisplayText;
                        try
                        {
                            display = Convert.ToInt16(e.DisplayText);
                            e.DisplayText = stockState[display];
                        }
                        catch
                        {
                            return;
                        }
                    }
                }
 
        }
       
        bool isDataSourceChanged = false;
        private void gridView1_DataSourceChanged(object sender, EventArgs e)
        {
            isDataSourceChanged = true;
            if (selectedRowIndex > 0 && dtSum.Rows.Count > selectedRowIndex)
            {
                gridView1.FocusedRowHandle = selectedRowIndex;
                gridView1.MakeRowVisible(selectedRowIndex);
            }
            else
            {
                selectedRowIndex = 0;
            }
        }
        private void gridView1_FocusedRowObjectChanged(object sender, FocusedRowObjectChangedEventArgs e)
        {
            if (gridView1.FocusedRowHandle < 0 || gridView1.FocusedRowHandle == selectedRowIndex || isDataSourceChanged)
            {
                isDataSourceChanged = false;
                if (gridView1.IsGroupRow(e.RowHandle)) //set first row of group selected
                {
                    selectedRowIndex = gridView1.GetChildRowHandle(e.RowHandle, 0);
                  //  setCurrentRequestDetail();
                }
                setCurrentRequestDetail();
                return;
            }
            selectedRowIndex = gridView1.FocusedRowHandle;
            // showErrorMsg("selection:"+ selectedRowIndex);
            this.gridControl2.DataSource = null;
            clearInputs();
            setCurrentRequestDetail();
        }
        private void clearInputs()
        {
            gridControl2.DataSource = null;
        }
        private void setCurrentRequestDetail()
        {
            if ( !showLocDetail)
            {
                lgLocDetail.Visibility = DevExpress.XtraLayout.Utils.LayoutVisibility.Never;
                return;
            }
            lgLocDetail.Visibility = DevExpress.XtraLayout.Utils.LayoutVisibility.Always;
            if (!getCurrentObject() || string.IsNullOrEmpty(selectedGoodsId))
            {
                return;
            }
            showWaitForm();
            try
            {
                dtDetail = stkLocClient.getWmsStockDetails(  selectedSkuId,queryStr);
                closeClient(); 
             
                clearInputs();
                this.gridControl2.DataSource = dtDetail;
                initialDataGridColumns(gridView2);
             
            }
            catch (Exception e)
            {
                showErrorMsg(e,e.Message);
            }
            closeWaitForm();
        }
        private bool getCurrentObject()
        {
            if (selectedRowIndex < 0 || selectedRowIndex >= dtSum.Rows.Count)
            {
                return false;
            }
            //  DataRow currentRow = dt.Rows[selectedRowIndex];
            DataRowView dr = (DataRowView)(GetGridViewFilteredAndSortedData(gridView1)[selectedRowIndex]);
            selectedGoodsId = dr["goodsId"].ToString(); ;
            selectedSkuId = Convert.ToInt16( dr["skuId"].ToString());
            this.gridControl2.DataSource = null;
            return true;
        }
     
        private void btnQuery2_Click(object sender, EventArgs e)
        {
            isWhLocationQuery = true;
            query();
        }
        private void bbiExport_ItemClick(object sender, ItemClickEventArgs e)
        {
            exportExcel(gridView1);
        }
        private void chkBatch_CheckedChanged(object sender, EventArgs e)
        {
            comStoreAlert.Enabled = !chkBatch.Checked;
        }
        private void btnOkay_Click(object sender, EventArgs e)
        {
            DataView  selectedData = dtDetail.DefaultView ;
            selectedData.RowFilter = "";
            pickOwner.setPickedData(selectedData.ToTable("Table1"));
            this.Close();
        }
        DataTable _selectedItems;
        IPicker _owner;
        public IPicker pickOwner
        {
            get { return _owner; }
            set { _owner = value; }
        }
        public DataTable selectedItems
        {
            get { return _selectedItems; }
            set { _selectedItems = value; }
        }
      
    }
}