using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;
using System.Xml;
namespace AddressList
{
public partial class Form1 : Form
{
public XmlDocument xmlDoc = new XmlDocument();
private string xpath_filter ="@name[parent::contacts or parent::contact]";
string path = Application.StartupPath+"//contacts.xml";
string recentNodeText;
string recentGroup;
public Form1()
{
InitializeComponent();
}
private void populateTreeControl(System.Xml.XmlNode document, System.Windows.Forms.TreeNodeCollection nodes) //加載TreeView使用的函數
{
foreach (System.Xml.XmlNode node in document.ChildNodes)
{
System.Xml.XmlNode expr = node.SelectSingleNode(xpath_filter);
if (expr != null)
{
TreeNode new_child = new TreeNode(expr.Value);
nodes.Add(new_child);
populateTreeControl(node, new_child.Nodes);
}
}
}
private void initialize() //初始化界面,加載TreeView
{
treeView1.ImageList = this.imageList1;
System.Xml.XmlDocument document = new System.Xml.XmlDataDocument();
document.Load(path);
XmlNode root =document.SelectSingleNode("addressbook");
XmlNodeList rootlist=root.ChildNodes;
this.combGroup.Items.Clear();
foreach(XmlNode xmln in rootlist)
{
XmlElement xmlE = (XmlElement)xmln;
combGroup.Items.Add(xmlE.GetAttribute("name"));
}
populateTreeControl(document.DocumentElement, treeView1.Nodes);
}
private void allClear() //清空所有顯示的個人信息
{
this.txtAddress.Text = "";
this.txtage.Text = "";
this.dateTimePicker1.Format = DateTimePickerFormat.Custom; //這兩行代碼實現 dateTimePicker控件的清空
this.dateTimePicker1.CustomFormat = " ";
this.txtEmail.Text = "";
this.combGroup.Text = "";
this.txtname.Text = "";
}
private void Form1_Load(object sender, EventArgs e)
{
this.initialize();
}
private void butRefresh_Click(object sender, EventArgs e) //刷新聯繫人信息
{
this.allClear();
}
private void butAdd_Click(object sender, EventArgs e) //添加聯繫人
{
try
{
if (txtAddress.Text != "" & txtage.Text != "" & this.dateTimePicker1.Text != "" & txtEmail.Text != "" & txtname.Text != "")
{
if (System.Text.RegularExpressions.Regex.IsMatch(this.txtEmail.Text, @"^([/w-/.]+)@((/[[0-9]{1,3}/.[0-9]{1,3}/.[0-9]{1,3}/.)|(([/w-]+/.)+))([a-zA-Z]{2,4}|[0-9]{1,3})(/]?)$")) //正則表達式判斷是否符合郵件地址格式
{
bool addNewGroug = true;
bool exist = false;
this.xmlDoc.Load(path);
XmlNode root = xmlDoc.SelectSingleNode("addressbook");
XmlElement xe1 = xmlDoc.CreateElement("contact");
XmlElement xesub1 = xmlDoc.CreateElement("age");
xesub1.InnerText = this.txtage.Text;
XmlElement xesub2 = xmlDoc.CreateElement("birthday");
xesub2.InnerText = this.dateTimePicker1.Text;
XmlElement xesub3 = xmlDoc.CreateElement("address");
xesub3.InnerText = this.txtAddress.Text;
XmlElement xesub4 = xmlDoc.CreateElement("email");
xesub4.InnerText = this.txtEmail.Text;
XmlNodeList nodeList = root.ChildNodes;
foreach (XmlNode xmlNode in nodeList)
{
XmlElement xmlEle = (XmlElement)xmlNode;
if (xmlEle.GetAttribute("name") == this.combGroup.Text)
{
XmlNodeList xmlNodli = xmlEle.ChildNodes;
foreach (XmlNode xmlnod in xmlNodli)
{
XmlElement xmlElemen = (XmlElement)xmlnod;
XmlNodeList Nodeli = xmlElemen.ChildNodes;
if (xmlElemen.GetAttribute("name") == this.txtname.Text)
{
MessageBox.Show("通訊錄中以存在此人信息", "提示", MessageBoxButtons.OK, MessageBoxIcon.Information);
exist = true;
addNewGroug = false;
break;
}
}
if (exist == false)
{
addNewGroug = false;
xe1.SetAttribute("name", this.txtname.Text);
xe1.AppendChild(xesub1);
xe1.AppendChild(xesub2);
xe1.AppendChild(xesub3);
xe1.AppendChild(xesub4);
xmlEle.AppendChild(xe1);
xmlDoc.Save(path);
treeView1.Nodes.Clear();
initialize();
break;
}
else
{
break;
}
}
}
if (addNewGroug == true)
{
if (MessageBox.Show("是否確定添加新分組", "提示", MessageBoxButtons.OKCancel, MessageBoxIcon.Information) == DialogResult.OK)
{
XmlElement newgroug = xmlDoc.CreateElement("contacts");
newgroug.SetAttribute("name", this.combGroup.Text);
xe1.SetAttribute("name", this.txtname.Text);
xe1.AppendChild(xesub1);
xe1.AppendChild(xesub2);
xe1.AppendChild(xesub3);
xe1.AppendChild(xesub4);
newgroug.AppendChild(xe1);
root.AppendChild(newgroug);
xmlDoc.Save(path);
treeView1.Nodes.Clear();
initialize();
}
else
{
}
}
}
else
{
MessageBox.Show("您輸入的email地址不合法！","提示！",MessageBoxButtons.OK,MessageBoxIcon.Information);
}
}
else
{
MessageBox.Show("您輸入的信息不完整！","提示",MessageBoxButtons.OK,MessageBoxIcon.Information);
}
}
catch (Exception error)
{
MessageBox.Show("添加記錄時發生錯誤：" + error.Message, "提示", MessageBoxButtons.OK, MessageBoxIcon.Information);
}
}
private void treeView1_AfterSelect(object sender, TreeViewEventArgs e) //當點擊TreeView時調用的函數
{
this.dateTimePicker1.Format = DateTimePickerFormat.Long;
this.dateTimePicker1.CustomFormat = "";
recentNodeText = e.Node.Text;
//this.recentGroup = this.combGroup.Text;
this.xmlDoc.Load(path);
XmlNode xn = xmlDoc.SelectSingleNode("addressbook");
XmlNodeList xnl = xn.ChildNodes;
foreach (XmlNode xns in xnl) //xns是 分組類型
{
XmlElement xe = (XmlElement)xns;
if (xe.GetAttribute("name") == e.Node.Text)
{
e.Node.Expand();
this.allClear();
}
else
{
XmlNodeList contactlist = xe.ChildNodes;
foreach (XmlNode xmlnode in contactlist)
{
XmlElement contacteEle = (XmlElement)xmlnode;
if (contacteEle.GetAttribute("name") == e.Node.Text)
{
XmlNodeList xnls = contacteEle.ChildNodes;
XmlElement parent = (XmlElement)contacteEle.ParentNode;
this.combGroup.Text = parent.GetAttribute("name");
this.txtname.Text = contacteEle.GetAttribute("name");
this.txtage.Text = xnls[0].InnerText;
this.dateTimePicker1.Value = Convert.ToDateTime(xnls[1].InnerText);
this.txtAddress.Text = xnls[2].InnerText;
this.txtEmail.Text = xnls[3].InnerText;
break;
}
}
}
}
}
private void butDel_Click(object sender, EventArgs e) //刪除聯繫人
{
try
{
xmlDoc.Load(path);
XmlNodeList xnl = xmlDoc.SelectSingleNode("addressbook").ChildNodes;
foreach (XmlNode xn in xnl)
{
XmlElement xe = (XmlElement)xn;
if (xe.GetAttribute("name") == recentNodeText)
{
if (MessageBox.Show("是否刪除該組的所有記錄", "提示", MessageBoxButtons.OKCancel, MessageBoxIcon.Information) == DialogResult.OK)
{
xe.ParentNode.RemoveChild(xe);
xmlDoc.Save(path);
treeView1.Nodes.Clear();
initialize();
}
break;
}
else
{
XmlNodeList contactlist = xe.ChildNodes;
foreach (XmlNode xmlnode in contactlist)
{
XmlElement contacteEle = (XmlElement)xmlnode;
if (contacteEle.GetAttribute("name") == recentNodeText)
{
if (MessageBox.Show("是否刪除該記錄", "提示", MessageBoxButtons.OKCancel, MessageBoxIcon.Information) == DialogResult.OK)
{
contacteEle.ParentNode.RemoveChild(contacteEle);
xmlDoc.Save(path);
treeView1.Nodes.Clear();
initialize();
}
break;
}
}
}
}
}
catch (Exception error)
{
MessageBox.Show("刪除時出錯:" + error.Message, "提示", MessageBoxButtons.OK, MessageBoxIcon.Information);
}
}
private void butAlter_Click(object sender, EventArgs e) //修改聯繫人信息
{
if (this.txtname.Text == this.recentNodeText)
{
if(this.combGroup.Text==recentGroup)
{
xmlDoc.Load(path);
XmlNode xmlNode = xmlDoc.SelectSingleNode("addressbook");
XmlNodeList xmlNoLi = xmlNode.ChildNodes;
foreach (XmlNode xmlNod in xmlNoLi)
{
XmlElement xmlEle = (XmlElement)xmlNod;
if (xmlEle.GetAttribute("name") == this.combGroup.Text)
{
XmlNodeList xmlNdLi = xmlEle.ChildNodes;
foreach (XmlNode xmlNo in xmlNdLi)
{
XmlElement xmlElem = (XmlElement)xmlNo;
if (xmlElem.GetAttribute("name") == this.txtname.Text)
{
XmlNodeList XmlNolist = xmlElem.ChildNodes;
XmlNolist[0].InnerText = this.txtage.Text;
XmlNolist[1].InnerText = this.dateTimePicker1.Text;
XmlNolist[2].InnerText = this.txtAddress.Text;
XmlNolist[3].InnerText = this.txtEmail.Text;
xmlDoc.Save(path);
this.treeView1.Nodes.Clear();
this.initialize();
MessageBox.Show("修改成功！", "提示", MessageBoxButtons.OK, MessageBoxIcon.Information);
break;
}
}
break;
}
}
}
else
{
MessageBox.Show("不能修改分組！","提示",MessageBoxButtons.OK,MessageBoxIcon.Information);
}
}
else
{
MessageBox.Show("不能修改聯繫人的姓名！","提示",MessageBoxButtons.OK,MessageBoxIcon.Information);
}
}
private void txtage_KeyPress(object sender, KeyPressEventArgs e)
{
if (e.KeyChar < '0' && e.KeyChar != '.' && e.KeyChar != 8 || e.KeyChar > '9' && e.KeyChar != '.' && e.KeyChar != 8)//實現禁止修改年齡的事件
{
e.Handled = true;//是不處理的意思//e.KeyChar = 8是退格鍵。
}
}
private void dateTimePicker1_CloseUp(object sender, EventArgs e)
{
this.dateTimePicker1.Format = DateTimePickerFormat.Long;
this.dateTimePicker1.CustomFormat = "";
}
}
}
運行後界面如下：
