using System;using System.Collections.Generic;using System.ComponentModel;using System.Data;using System.Drawing;using System.Linq;using System.Text;using System.Windows.Forms;using HZZYKJ.IDRMIS.CORE;using SuperMap.Mapping;using SuperMap.UI;using SuperMap.Data;using HZZYKJ.IDRMIS.EDIM.Tools;using HZZYKJ.IDRMIS.EDIM.toolClass;namespace HZZYKJ.IDRMIS.EDIM{    public partial class AttributeTreeForm : Form    {        private MapControl mapControl;        private List<Layer> layers = new List<Layer>();        public static AttributeTreeForm _AttributeTreeForm = null;        public AttributeTreeForm()        {            InitializeComponent();            mapControl = AppContext.MapControl as MapControl;                 }        private void AttributeTreeForm_Load(object sender, EventArgs e)        {                    Layers layers = mapControl.Map.Layers;            foreach (Layer item in layers)            {                this.layers.Add(item);                            }                   Layer layer = this.layers[LayerForm._layerform.comboBox1.SelectedIndex];            Selection selection = layer.Selection;            Recordset recordset = selection.ToRecordset();            TreeNode TN_Layer_Father = new TreeNode(layer.Name);            treeView1.Nodes.Add(TN_Layer_Father);               for (int i = 0; i < recordset.RecordCount; i++)            {                                string name = recordset.GetFieldValue(0).ToString();                TreeNode TN_Fild_Child = new TreeNode(name);                TN_Layer_Father.Nodes.Add(TN_Fild_Child);                          recordset.MoveNext();                           }           this.treeView1.SelectedNode = this.treeView1.Nodes[0].Nodes[0];            treeView1.ExpandAll();                                     }        private void AttributeTreeForm_FormClosed(object sender, FormClosedEventArgs e)        {            _AttributeTreeForm = null;        }        private void treeView1_NodeMouseClick(object sender, TreeNodeMouseClickEventArgs e)        {                        }        private void treeView1_AfterSelect(object sender, TreeViewEventArgs e)        {            BindingList<FieldInfoName> GridBindingList = new BindingList<FieldInfoName>();          //  List<FieldInfoName> GridList = new List<FieldInfoName>();            if (this.treeView1.SelectedNode.Parent != null)            {                Layers layers = mapControl.Map.Layers;                foreach (Layer item in layers)                {                    this.layers.Add(item);                }                Layer layer = this.layers[LayerForm._layerform.comboBox1.SelectedIndex];                Selection selection = layer.Selection;                Recordset recordset = selection.ToRecordset();                                FieldInfos fieldinfos = recordset.GetFieldInfos();                for (int i = 0; i < recordset.RecordCount; i++)                {                    if (this.treeView1.SelectedNode.Text == recordset.GetFieldValue(0).ToString())                    {                        for (int j = 0; j < recordset.FieldCount; j++)                        {                                                            if (this.checkBox1.Checked == false)                                {                                    string x = fieldinfos[j].Name;                                    string y = null;                                    if (recordset.GetFieldValue(j).ToString() == null)                                    {                                         y = null;                                    }                                    else                                    {                                         y = recordset.GetFieldValue(j).ToString();//总是出错                                    }                                    FieldInfoName FIN = new FieldInfoName(x, y);                                    GridBindingList.Add(FIN);                                }                                else                                {                                    if (fieldinfos[j].IsSystemField == false)                                    {                                        string x = fieldinfos[j].Name;                                        string y = recordset.GetFieldValue(j).ToString();                                        FieldInfoName FIN = new FieldInfoName(x, y);                                        GridBindingList.Add(FIN);                                    }                                }                        }                    }                    recordset.MoveNext();                }                this.dataGridView1.DataSource = GridBindingList;            }            else            {                MessageBox.Show("请选择子节点");            }        }        private void dataGridView1_CellEndEdit(object sender, DataGridViewCellEventArgs e)        {                    }        private void btn_Ok_Click(object sender, EventArgs e)        {            Layers layers = mapControl.Map.Layers;            foreach (Layer item in layers)            {                this.layers.Add(item);            }            Layer layer = this.layers[LayerForm._layerform.comboBox1.SelectedIndex];            Selection selection = layer.Selection;            Recordset recordset = selection.ToRecordset();            FieldInfos fieldinfos = recordset.GetFieldInfos();                           for (int i = 0; i < recordset.RecordCount; i++)                {                    if (this.treeView1.SelectedNode.Text == recordset.GetFieldValue(0).ToString())                    {                        for (int j = 0; j < recordset.FieldCount; j++)                        {                            if (fieldinfos[j].IsSystemField == false)                            {                                recordset.Edit();                                string a = this.dataGridView1.Rows[j].Cells[1].Value.ToString();                                recordset.SetFieldValue(j, a);                                recordset.Update();                            }                        }                                         }                    recordset.MoveNext();                }                MessageBox.Show("属性值修改成功");        }        private void checkBox1_CheckedChanged(object sender, EventArgs e)        {                  }    }}