[C#] 纯文本查看 复制代码
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;
using System.Data.SQLite;
using System.Text.RegularExpressions;
using System.IO;
namespace 手机号码查询
{
public partial class Form1 : Form
{
public Form1() {
InitializeComponent();
}
string phoneNum = "";//存储完整手机号码
string tel = "";//存储手机号码的前缀
private void tsbtnLocal_Click(object sender, EventArgs e) {
if (!File.Exists("data"))//检查数据库是否存在
{
MessageBox.Show("数据库文件丢失!请找回!", "消息", MessageBoxButtons.OK, MessageBoxIcon.Information);
return;
}
phoneNum = tstxtTel.Text.Trim();//完整手机号码
tel = phoneNum.Substring(0, 3);//取手机号码前面三位判断
if (checkTel()) {
phoneNum = phoneNum.Substring(0, 7);//取手机号码前面七位进行查询
string sql = "select * from '" + tel + "' where numberrange='" + phoneNum + "' limit 0,1";
SQLiteConnection con = null;
SQLiteCommand cmd = null;
SQLiteDataReader dr = null;
try {
con = new SQLiteConnection("Data Source=" + Application.StartupPath + "\\data");
cmd = new SQLiteCommand(sql, con);
con.Open();
dr = cmd.ExecuteReader();
if (dr.HasRows)//如果存在此记录
{
txtLocaltion.Text = dr.GetValue(1).ToString();
txtType.Text = dr.GetValue(2).ToString();
txtZipCode.Text = dr.GetValue(3).ToString();
txtCityNum.Text = dr.GetValue(4).ToString();
} else {
MessageBox.Show("暂时未查找到此号码的记录!", "消息", MessageBoxButtons.OK, MessageBoxIcon.Information);
}
} catch (Exception ex) {
MessageBox.Show("暂时未查找到此号码的记录!" + ex.Message, "消息", MessageBoxButtons.OK, MessageBoxIcon.Information);
} finally {
if (dr != null) {
dr.Close();
dr.Dispose();
}
con.Close();
con.Dispose();
tstxtTel.Focus();
}
}
}
//检验输入手机号码的合法性和正确性
private bool checkTel() {
if (phoneNum == null)//如果号码为空
{
MessageBox.Show("号码不能为空!", "消息", MessageBoxButtons.OK, MessageBoxIcon.Information);
tstxtTel.Focus();
return false;
}
Match num = Regex.Match(phoneNum, "[0-9]+");
if (!num.Success)//如果号码不为数字
{
MessageBox.Show("手机号码输入错误!", "消息", MessageBoxButtons.OK, MessageBoxIcon.Information);
tstxtTel.Focus();
return false;
}
if (phoneNum.Length < 7)//如果号码长度小于七位
{
MessageBox.Show("手机号码必须要大于7位!", "消息", MessageBoxButtons.OK, MessageBoxIcon.Information);
tstxtTel.Focus();
return false;
}
if (phoneNum.Length > 11)//如果号码长度大于十一位
{
MessageBox.Show("手机号码必须要小于11位!", "消息", MessageBoxButtons.OK, MessageBoxIcon.Information);
tstxtTel.Focus();
return false;
}
if (tel != "130" && tel != "131" && tel != "132" && tel != "133" && tel != "134" &&
tel != "135" && tel != "136" && tel != "137" && tel != "138" && tel != "139" &&
tel != "150" && tel != "151" && tel != "152" && tel != "153" && tel != "156" &&
tel != "158" && tel != "159" && tel != "180")//如果不是手机号码
{
MessageBox.Show("手机号码输入错误", "消息", MessageBoxButtons.OK, MessageBoxIcon.Information);
return false;
}
return true;
}
private void tstxtTel_KeyPress(object sender, KeyPressEventArgs e) {
// 特殊键, 不处理
if ((int)e.KeyChar <= 31) {
return;
}
// 非数字键, 放弃该输入
if (!char.IsDigit(e.KeyChar)) {
e.Handled = true;
return;
}
}
private void tsbtnInternet_Click(object sender, EventArgs e) {
phoneNum = tstxtTel.Text.Trim();
string url = @"http://api.showji.com/Locating/query.aspx?m=" + phoneNum;
wbMain.Navigate(url);
}
private void Form1_FormClosing(object sender, FormClosingEventArgs e) {
Application.ExitThread();
}
private void Form1_Load(object sender, EventArgs e) {
//tstxtTel.Focus();//这样初始化焦点不行
}
private void Form1_Shown(object sender, EventArgs e) {
tstxtTel.Focus();//这样才正确
}
}
}