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 Core.Mes.Client.Comm.Server;
using CoreFS.CA06;
using Core.Mes.Client.Comm.Tool;

namespace Core.StlMes.Client.SaleOrder
{
    public partial class FrmOrderRegion : FrmBase
    {
        string noDesID = "";
        string noDesName = "";
        TreeNode tNode = new TreeNode();
        public delegate void GetOrderLenHander(string ID_, string Name_);
        public event GetOrderLenHander GetOrderLen;
        OpeBase ob = new OpeBase();
        public FrmOrderRegion()
        {
            InitializeComponent();
        }

        public FrmOrderRegion(OpeBase obx)
        {
            this.ob = obx;
            InitializeComponent();
        }

        private void FrmOrderRegion_Load(object sender, EventArgs e)
        {
            QueryTree();
        }

        public void NameQueryTree(string name) 
        {

            if (!string.IsNullOrEmpty(name))
            {
                for (int e = 0; e < this.treeRegion.Nodes.Count; e++)
                {
                    //展开一级节点

                    if (this.treeRegion.Nodes[e].Text.Trim().Equals(name))
                    {
                        noDesID = this.treeRegion.Nodes[e].Tag.ToString();
                        noDesName = this.treeRegion.Nodes[e].Text.ToString();
                        this.treeRegion.Nodes[e].Expand();
                        return;
                    }

                    //展开二级节点
                    for (int w = 0; w < this.treeRegion.Nodes[e].Nodes.Count; w++)
                    {
                        if (this.treeRegion.Nodes[e].Nodes[w].Text.Trim().Equals(name))
                        {
                            noDesID = this.treeRegion.Nodes[e].Nodes[w].Tag.ToString();
                            noDesName = this.treeRegion.Nodes[e].Nodes[w].Text.ToString();
                            this.treeRegion.Nodes[e].Expand();
                            this.treeRegion.Nodes[e].Nodes[w].ExpandAll();
                            return;
                        }
                    }
                    //展开三级子节点
                    for (int w = 0; w < this.treeRegion.Nodes[e].Nodes.Count; w++)
                    {
                        for (int r = 0; r < this.treeRegion.Nodes[e].Nodes[w].Nodes.Count; r++)
                        {
                            if (this.treeRegion.Nodes[e].Nodes[w].Nodes[r].Text.Trim().Equals(name))
                            {
                                noDesID = this.treeRegion.Nodes[e].Nodes[w].Nodes[r].Tag.ToString();
                                noDesName = this.treeRegion.Nodes[e].Nodes[w].Nodes[r].Text.ToString();
                                this.treeRegion.Nodes[e].Expand();
                                this.treeRegion.Nodes[e].Nodes[w].Expand();
                                this.treeRegion.Nodes[e].Nodes[w].Nodes[r].ExpandAll();
                                return;
                            }
                        }
                    }
                    //展开四级子节点
                    for (int w = 0; w < this.treeRegion.Nodes[e].Nodes.Count; w++)
                    {
                        for (int r = 0; r < this.treeRegion.Nodes[e].Nodes[w].Nodes.Count; r++)
                        {
                            for (int x = 0; x < this.treeRegion.Nodes[e].Nodes[w].Nodes[r].Nodes.Count; x++)
                            {
                                if (this.treeRegion.Nodes[e].Nodes[w].Nodes[r].Nodes[x].Text.Trim().Equals(name))
                                {
                                    noDesID = this.treeRegion.Nodes[e].Nodes[w].Nodes[r].Nodes[x].Tag.ToString();
                                    noDesName = this.treeRegion.Nodes[e].Nodes[w].Nodes[r].Nodes[x].Text.ToString();
                                    this.treeRegion.Nodes[e].Expand();
                                    this.treeRegion.Nodes[e].Nodes[w].Expand();
                                    this.treeRegion.Nodes[e].Nodes[w].Nodes[r].Expand();
                                    this.treeRegion.Nodes[e].Nodes[w].Nodes[r].Nodes[x].ExpandAll();
                                    return;
                                }
                            }
                        }
                    }
                }
            }
        }

        //查询树结构
        public void QueryTree()
        {
            this.treeRegion.Nodes.Clear();
            DataTable dt = new DataTable();
            dt = ServerHelper.GetData("com.steering.pss.sale.base.CoreRegion.GetTivCode", new Object[] { }, this.ob);
            //树控件递归绑定方法。
            Bind_Tv(dt, treeRegion.Nodes, null, "REGION_NO", "P_REGION_NO", "REGION_NM");

        }
        /// <summary>
        /// 绑定TreeView（利用TreeNodeCollection）
        /// </summary>
        /// <param name="tnc">TreeNodeCollection（TreeView的节点集合）</param>
        /// <param name="pid_val">父id的值</param>
        /// <param name="id">数据库 id 字段名</param>
        /// <param name="pid">数据库 父id 字段名</param>
        /// <param name="text">数据库 文本 字段值</param>
        private void Bind_Tv(DataTable dt, TreeNodeCollection tnc, string pid_val, string id, string pid, string text)
        {
            DataView dv = new DataView(dt);//将DataTable存到DataView中，以便于筛选数据
            TreeNode tn;//建立TreeView的节点（TreeNode），以便将取出的数据添加到节点中
            //以下为三元运算符，如果父id为空，则为构建“父id字段 is null”的查询条件，否则构建“父id字段=父id字段值”的查询条件
            string filter = string.IsNullOrEmpty(pid_val) ? pid + " is null" : string.Format(pid + "='{0}'", pid_val);
            dv.RowFilter = filter;//利用DataView将数据进行筛选，选出相同 父id值 的数据
            foreach (DataRowView drv in dv)
            {
                tn = new TreeNode();//建立一个新节点（学名叫：一个实例）
                tn.Tag = drv[id].ToString();//节点的Value值，一般为数据库的id值
                tn.Text = drv[text].ToString().Substring(drv[text].ToString().IndexOf(' ')+1);//节点的Text，节点的文本显示 
                tn.Name = drv["REGION_LVL_NO"].ToString();//区域属性代码
                tn.ImageKey = drv["REGION_LVL_NM"].ToString(); 
                if (!string.IsNullOrEmpty(drv["P_REGION_NO"].ToString()))
                {
                    tn.ToolTipText = drv["P_REGION_NO"].ToString();
                }
                else
                {
                    tn.ImageIndex = 0;
                }
                tnc.Add(tn);//将该节点加入到TreeNodeCollection（节点集合）中 
                Bind_Tv(dt, tn.Nodes, tn.Tag.ToString(), id, pid, text);//递归（反复调用这个方法，直到把数据取完为止）
            }
        }

        private void ultraNodesName_ValueChanged(object sender, EventArgs e)
        {
            if (!string.IsNullOrEmpty(this.ultraNodesName.Text)) 
            {
                NameQueryTree(this.ultraNodesName.Text);
            }
        }

        private void buttonCom_Click(object sender, EventArgs e)
        {
            if (!string.IsNullOrEmpty(noDesID) && !string.IsNullOrEmpty(noDesName))
            {
                GetOrderLen(noDesID, noDesName);
            }
            else 
            {
                MessageUtil.ShowTips("请选择树节点！");
                return;
            }
        }

        private void treeRegion_NodeMouseClick(object sender, TreeNodeMouseClickEventArgs e)
        {
            //选择节点改变字体大小
            if (tNode.Text.Trim() != "")
            {
                tNode.NodeFont = new Font("宋体", 8F, System.Drawing.FontStyle.Bold);
                tNode.BackColor = Color.Empty;
            }
            e.Node.NodeFont = new Font("宋体", 9F, System.Drawing.FontStyle.Underline);
            e.Node.BackColor = Color.Empty;
            e.Node.BackColor = Color.LightBlue;
            tNode = e.Node;
            NameQueryTree(e.Node.Text.Trim());
            ultraNodesName.Text = e.Node.Text.Trim();
        }

        private void buttonEsc_Click(object sender, EventArgs e)
        {
            this.Close();
        }

    }
}