cyf
235 lines
8.4 KiB
C#
235 lines
8.4 KiB
C#
using System;
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using System.Collections.Generic;
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using System.ComponentModel;
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using System.Drawing;
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using System.Data;
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using System.Linq;
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using System.Text;
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using System.Windows.Forms;
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using CommonLib;
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using System.Text.RegularExpressions;
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namespace Lskj.MyControl {
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public partial class TreeViewEx : UserControl {
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public TreeViewEventHandler MyAfterSelect { get; set; }
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public TreeViewEx() {
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InitializeComponent();
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tvMain.AfterCheck += new TreeViewEventHandler(tvLeft_AfterCheck);
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tvMain.AfterSelect += new TreeViewEventHandler(tvLeft_AfterSelect);
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}
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[Description("返回树")]
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private TreeView getTreeView;
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public TreeView GetTreeView {
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get {
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return tvMain;
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}
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set { getTreeView = value; }
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}
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#region 选择树
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protected void tvLeft_AfterSelect(object sender, TreeViewEventArgs e) {
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if (e.Action == TreeViewAction.ByMouse) {
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if (MyAfterSelect != null)
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MyAfterSelect(sender, e);
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}
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}
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#endregion
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#region 绑定树
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protected void tvLeft_AfterCheck(object sender, TreeViewEventArgs e) {
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if (e.Action == TreeViewAction.ByMouse) {
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//取消节点选中状态之后，取消所有父节点的选中状态
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if (e.Node.Checked) {
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setChildNodeCheckedState(e.Node, true);
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}
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else {
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//取消节点选中状态之后，取消所有父节点的选中状态
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setChildNodeCheckedState(e.Node, false);
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//如果节点存在父节点，取消父节点的选中状态
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if (e.Node.Parent != null) {
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setParentNodeCheckedState(e.Node, false);
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}
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}
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}
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}
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/// <summary>
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/// 取消节点选中状态之后，取消所有父节点的选中状态
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/// </summary>
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/// <param name="currNode"></param>
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/// <param name="state"></param>
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private void setParentNodeCheckedState(TreeNode currNode, bool state) {
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TreeNode parentNode = currNode.Parent;
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parentNode.Checked = state;
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if (currNode.Parent.Parent != null) {
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setParentNodeCheckedState(currNode.Parent, state);
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}
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}
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/// <summary>
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/// 选中节点之后，选中节点的所有子节点
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/// </summary>
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/// <param name="currNode"></param>
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/// <param name="state"></param>
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private void setChildNodeCheckedState(TreeNode currNode, bool state) {
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TreeNodeCollection nodes = currNode.Nodes;
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if (nodes.Count > 0)
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foreach (TreeNode tn in nodes) {
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tn.Checked = state;
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setChildNodeCheckedState(tn, state);
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}
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}
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#endregion
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/// <summary>
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/// 替换sql
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/// </summary>
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/// <returns></returns>
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public static List<string> GetParamValue(string param)
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{
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string SqlParamRegex = "{([^{])+}";
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List<string> list = new List<string>();
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Regex regex = new Regex(SqlParamRegex);
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MatchCollection mcs = regex.Matches(param);
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foreach (Match item in mcs)
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{
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if (list.IndexOf(item.Value) == -1)
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list.Add(item.Value);
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}
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return list;
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}
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public static string ReqSqlParam(string sql, string OperatorId, string OperatorName)
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{
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string sourceSql = sql;
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List<string> listParm = GetParamValue(sql);
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foreach (string s in listParm)
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{
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if (s.IndexOf("loginid", StringComparison.OrdinalIgnoreCase) != -1)
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{
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sourceSql = sourceSql.Replace(s, OperatorId);
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}
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if (s.IndexOf("loginname", StringComparison.OrdinalIgnoreCase) != -1)
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{
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sourceSql = sourceSql.Replace(s, OperatorName);
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}
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if (s.IndexOf("groupid", StringComparison.OrdinalIgnoreCase) != -1)
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{
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sourceSql = sourceSql.Replace(s, ERPInfo.Instance.GroupId);
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}
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}
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return sourceSql;
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}
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#region 绑定树
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/// <summary>
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/// 绑定树结构
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/// </summary>
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/// <param name="TabName"></param>
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/// <param name="treeView"></param>
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public void BindTree(string DLLCoid) {
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DataTable dtTree = SqlHelper.ExecuteDataSet("select * from p_systemwordbooktab where tab='" + DLLCoid + "' and fieldsqltag=3").Tables[0];
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if (dtTree != null && dtTree.Rows.Count > 0) {
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this.Tag = dtTree.Rows[0];
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string treeSql = dtTree.Rows[0]["fieldsql"] + "";
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treeSql = ReqSqlParam(treeSql,ERPInfo.Instance.EmployeeId.ToString(), ERPInfo.Instance.EmployeeName);
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DataTable dt = SqlHelper.ExecuteDataSet(treeSql).Tables[0];
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for (int i = 0; i < dt.Rows.Count; i++) {
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DataRow dr = dt.Rows[i];
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String tnKey = dr[dtTree.Rows[0]["fieldsqlid"] + ""] + "";
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String tnStr = dr[dtTree.Rows[0]["fieldsqlname"] + ""] + "";
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DataColumnCollection dcc = dt.Columns;
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String CodeNo = string.Empty;
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if (dcc.Count > 2)
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CodeNo = dr[2].ToString();
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TreeNode[] tn = null;
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if (tnKey.Length >= 4) {
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String pKey = tnKey.Substring(0, tnKey.Length - 2);
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tn = tvMain.Nodes.Find(pKey, true);
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if (tn.Count() > 0) {
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TreeNode tNode = tn[0].Nodes.Add(tnKey, tnStr);
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tNode.Tag = CodeNo;
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}
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}
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else {
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TreeNode tNode = tvMain.Nodes.Add(tnKey, tnStr);
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}
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}
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}
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}
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private string checkValues = string.Empty;
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/// <summary>
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/// 选中节点之后，选中节点的所有子节点
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/// </summary>
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/// <param name="currNode"></param>
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/// <param name="state"></param>
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private void GetCheckedState(TreeNode currNode) {
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if (currNode.Checked)
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checkValues += "'" + currNode.Name + "',";
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TreeNodeCollection nodes = currNode.Nodes;
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if (nodes.Count > 0) {
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foreach (TreeNode tn in nodes) {
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if (tn.Checked)
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checkValues += "'" + tn.Name + "',";
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GetCheckedState(tn);
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}
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}
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}
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private void GetCheckedStateWithNoQuote(TreeNode currNode)
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{
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if (currNode.Checked)
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checkValues += "" + currNode.Name + ",";
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TreeNodeCollection nodes = currNode.Nodes;
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if (nodes.Count > 0)
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{
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foreach (TreeNode tn in nodes)
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{
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if (tn.Checked)
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checkValues += "" + tn.Name + ",";
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GetCheckedState(tn);
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}
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}
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}
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/// <summary>
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/// 获取控件选择值
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/// </summary>
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/// <returns></returns>
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public string GetCheckValues() {
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checkValues = string.Empty;
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foreach (TreeNode tn in tvMain.Nodes)
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GetCheckedState(tn);
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return checkValues.Trim(',');
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}
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/// <summary>
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/// 获取控件选择值
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/// </summary>
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/// <returns></returns>
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public string GetCheckValuesWithNoQuote()
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{
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checkValues = string.Empty;
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foreach (TreeNode tn in tvMain.Nodes)
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GetCheckedStateWithNoQuote(tn);
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return checkValues.Trim(',');
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}
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/// <summary>
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/// 获取控件选择值
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/// </summary>
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/// <returns></returns>
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public string GetSelectValue() {
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checkValues = string.Empty;
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TreeNode currNode = tvMain.SelectedNode;
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if (currNode != null) {
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checkValues = currNode.Name;
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}
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return checkValues;
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}
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#endregion
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}
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}
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