/// <summary>
        /// 初始化界面
        /// </summary>
        /// <param name="mapid"></param>
        /// <param name="layerid"></param>
        /// <param name="objectid"></param>
        public void Initial(decimal mapid, List <ILayer> layerid, MyGeometryList objectid)
        {
            _LayersId  = layerid;
            _ObjectsId = objectid;
            _MapId     = mapid;
            layerTree.Nodes.Clear();
            geomTree.Nodes.Clear();
            gridDataList.Columns.Clear();
            for (char i = 'A'; i <= 'Z'; i++)
            {
                DataGridViewTextBoxColumn col = new DataGridViewTextBoxColumn();
                col.HeaderText = i.ToString();
                gridDataList.Columns.Add(col);
            }
            gridDataList.DataSource = new DataTable();
            DataGridViewTextBoxColumn column = new DataGridViewTextBoxColumn();

            column.HeaderText       = "区域";
            column.Name             = "objectid";
            column.DataPropertyName = "objectid";
            column.AutoSizeMode     = DataGridViewAutoSizeColumnMode.AllCells;
            gridDataList.Columns.Add(column);
            if (gridDataList.RowCount <= 0)
            {
                lblTip.Text = "查询到符合指定条件的记录:0";
            }
            else
            {
                lblTip.Text = "查询到符合指定条件的记录:" + (gridDataList.RowCount - 1);
            }
            foreach (ILayer layer in layerid)
            {
                if (layer is VectorLayer)
                {
                    TreeNode node = new TreeNode(layer.LayerName);
                    node.Tag = layer;
                    layerTree.Nodes.Add(node);
                }
            }
        }
 public MultAreaDataSearchForm(decimal mapId, List <ILayer> layersId, MyGeometryList objectsId)
 {
     InitializeComponent();
     Initial(mapId, layersId, objectsId);
 }