• Filter(20160815)


    using System;
    using System.Collections.Generic;
    using System.ComponentModel;
    using System.Data;
    using System.Drawing;
    using System.Linq;
    using System.Text;
    using System.Threading.Tasks;
    using System.Windows.Forms;
    using System.Net;
    using System.IO;
    using System.Text.RegularExpressions;
    using System.Data.OleDb;
    using ADOX;
    using System.Collections;
    namespace Url_Filter
    {
    public partial class Form1 : Form
    {
    static string http = "http://";
    static string type;
    static int index = 0;
    List<String> array_Access = new List<string>();
    List<String> list_Res = new List<string>();
    List<String> list_Js = new List<string>();
    List<String> list_url = new List<string>();

    static string strConn = " Provider = Microsoft.Jet.OLEDB.4.0 ; Data Source = UrlRecard.mdb ";
    static OleDbConnection myConn = new OleDbConnection(strConn);
    ADOX.Catalog catalog = new ADOX.Catalog();// 包含描述数据源模式目录的集合。
    ADODB.Connection cn = new ADODB.Connection();//数据库连接

    List<String> array_js_html = new List<string>();
    static bool richTextBoxVisible = false;
    ListViewItem g_lvi = new ListViewItem();
    static int urlCount = 0;
    string[] new_array_html_js;
    string[] all_Js_html;
    string[] allJs;
    public Form1()
    {
    InitializeComponent();
    this.MaximumSize = new Size(1114, 859);
    this.MinimumSize = new Size(1114, 859);
    this.listView2.Visible = false;
    }

    private void label1_Click(object sender, EventArgs e)
    {
    }

    private void btn_url_ok_Click(object sender, EventArgs e)
    {
    array_Access.Clear();
    array_js_html.Clear();
    list_Js.Clear();
    list_Res.Clear();
    listView1.Items.Clear();
    list_url.Clear();
    screen_text.Text = "";
    btn_url_ok.Enabled = false;
    index = 0;
    string tempUrl = urltext.Text.Trim();
    string newUrl =tempUrl;
    if (tempUrl.Contains(http))
    {
    int lenght = http.Length;
    newUrl = urltext.Text.Substring(lenght, tempUrl.Length - lenght);
    }
    if(distinguishHtml(newUrl))
    {
    type = "html";
    matchUrl("http://" + newUrl);
    sencondGetHtmlSource(newUrl,Encoding.UTF8);
    if (type == "html")
    {
    disposeRepeat();
    }
    }else
    {
    GetHtmlSource(newUrl, Encoding.UTF8);
    }
    }
    string GetHtmlSource(string url, Encoding charset)
    {
    string _html = string.Empty;
    try
    {
    HttpWebRequest _request = (HttpWebRequest)WebRequest.Create(http + url);
    HttpWebResponse _response = (HttpWebResponse)_request.GetResponse();
    using (Stream _stream = _response.GetResponseStream())
    {
    using (StreamReader _reader = new StreamReader(_stream, charset))
    {
    _html = _reader.ReadToEnd();
    }
    }
    }
    catch (WebException ex)
    {
    MessageBox.Show("未能解析的RUL");
    btn_url_ok.Enabled = true;
    return "";
    using (StreamReader sr = new StreamReader(ex.Response.GetResponseStream()))
    {
    _html = sr.ReadToEnd();
    }
    }
    catch (Exception ex)
    {
    _html = ex.Message;
    }
    matchUrl(_html);
    GetHtmlImageUrlList(_html, url);
    getHtmlJsFile(_html, url);
    disposeRepeat();
    return _html;
    }
    string sencondGetHtmlSource(string url, Encoding charset)
    {
    string _html = string.Empty;
    try
    {
    HttpWebRequest _request;
    if (type == "html")
    {
    _request = (HttpWebRequest)WebRequest.Create(http + url);
    }else
    {
    _request = (HttpWebRequest)WebRequest.Create(url);
    }
    HttpWebResponse _response = (HttpWebResponse)_request.GetResponse();
    using (Stream _stream = _response.GetResponseStream())
    {
    using (StreamReader _reader = new StreamReader(_stream, charset))
    {
    _html = _reader.ReadToEnd();
    }
    }
    }
    catch (WebException ex)
    {
    return "";
    using (StreamReader sr = new StreamReader(ex.Response.GetResponseStream()))
    {
    _html = sr.ReadToEnd();
    }
    }
    catch (Exception ex)
    {
    _html = ex.Message;
    }
    GetHtmlImageUrlList(_html, url);
    getHtmlJsFile(_html, url);
    return _html;
    }
    void disposeRepeat()
    {
    this.WindowState = FormWindowState.Minimized;
    string[] res;
    string formate;
    string[] new_array_html = new String[array_Access.Count]; //URL(All)
    new_array_html = array_Access.ToArray();
    string[] all_html = DelRepeatData(new_array_html);
    Console.WriteLine(array_Access.Count.ToString());
    Console.WriteLine(all_html.Length.ToString());
    string[] temp;
    foreach (String a in all_html)
    {
    ListViewItem lvi = new ListViewItem();
    lvi.ForeColor = Color.Blue;
    temp = a.Split(new char[] { '|' }, StringSplitOptions.None);
    lvi.Text = temp[0];
    if (!lvi.Text.StartsWith("http"))
    {
    lvi.Text = http + temp[0];
    }
    lvi.SubItems.Add("html");
    lvi.SubItems.Add(temp[1]);
    lvi.SubItems.Add(DateTime.Now.ToString());
    res = temp[0].ToString().Split(new string[] { "." }, StringSplitOptions.None);
    string html = res[res.Length - 1];
    lvi.SubItems.Add("已访问");
    list_url.Add(lvi.Text);
    urlCount++;
    }
    string[] new_array_url_ = new String[list_url.Count]; //Url
    new_array_url_ = list_url.ToArray();
    string[] new_url = DelRepeatData(new_array_url_);

    foreach (string s in new_url)
    {
    res = s.ToString().Split(new string[] { "." }, StringSplitOptions.None);
    formate = res[res.Length - 1];
    ListViewItem liv = new ListViewItem();
    liv.ForeColor = Color.Blue;
    liv.Text = s;
    if (!liv.Text.StartsWith("http"))
    {
    liv.Text = http + s;
    }
    liv.SubItems.Add("html");
    try
    {
    string[] temp1 = all_html[index].Split(new char[] { '|' }, StringSplitOptions.None);
    if (s == temp1[0])
    {
    liv.SubItems.Add(temp1[1]);
    }
    else
    {
    liv.SubItems.Add(" ");
    }
    }
    catch { }
    liv.SubItems.Add(DateTime.Now.ToString());
    string html = res[res.Length - 1];
    liv.SubItems.Add("已访问");
    this.listView1.Items.Add(liv);
    sencondGetHtmlSource(liv.Text, Encoding.UTF8);
    index++;
    }

    string[] new_array = new String[list_Res.Count]; //JS文件
    new_array = list_Res.ToArray();
    string[] allRes = DelRepeatData(new_array);
    foreach (string s in allRes)
    {
    res = s.ToString().Split(new string[] { "." }, StringSplitOptions.None);
    formate = res[res.Length - 1];
    ListViewItem liv = new ListViewItem();
    liv.ForeColor = Color.Green;
    liv.Text = s;
    if (!liv.Text.StartsWith("http"))
    {
    liv.Text = http + s;
    }
    liv.SubItems.Add(formate);
    liv.SubItems.Add(" ");
    liv.SubItems.Add(DateTime.Now.ToString());
    this.listView1.Items.Add(liv);
    }

    string[] new_array_js = new String[list_Js.Count];
    new_array_js = list_Js.ToArray();
    allJs = DelRepeatData(new_array_js);
    foreach (string js in allJs)
    {
    ListViewItem liv = new ListViewItem();
    liv.Text =js;
    if (!liv.Text.StartsWith("http"))
    {
    liv.Text = http + js;
    }
    res = js.ToString().Split(new string[] { "." }, StringSplitOptions.None);
    formate = res[res.Length - 1];
    liv.SubItems.Add(formate);
    liv.SubItems.Add(" ");
    liv.SubItems.Add(DateTime.Now.ToString());
    liv.ForeColor = Color.Red;
    this.listView1.Items.Add(liv);
    }
    this.listView1.ForeColor = Color.Black;
    listView1.GridLines = true;

    new_array_html_js = new String[array_js_html.Count];
    new_array_html_js = array_js_html.ToArray();
    all_Js_html = DelRepeatData(new_array_html_js);

    this.WindowState = FormWindowState.Normal;
    btn_url_ok.Enabled = true;
    }
    static string[] DelRepeatData(string[] a)
    {
    return a.GroupBy(p => p).Select(p => p.Key).ToArray();
    }
    public string[] GetHtmlImageUrlList(string htmlText, string _url)
    {
    Regex regImg = new Regex(@"<img[^<>]*?src[s ]*=[s ]*[""']?[s ]*(?<imgUrl>[^s ""'<>]*)[^<>]*?/?[s ]*>", RegexOptions.IgnoreCase);
    //新建一个matches的MatchCollection对象 保存 匹配对象个数(img标签)
    MatchCollection matches = regImg.Matches(htmlText);
    int i = 0;
    string[] sUrlList = new string[matches.Count];
    //遍历所有的img标签对象
    foreach (Match match in matches)
    {
    //获取所有Img的路径src,并保存到数组中
    sUrlList[i] = match.Groups["imgUrl"].Value;
    if (sUrlList[i].Length != 0)
    {
    string[] temp = sUrlList[i].Split(new char[] { '|' }, StringSplitOptions.None);
    string com = "/";
    string[] Domain = _url.Split(new string[] { com }, StringSplitOptions.RemoveEmptyEntries);
    if (sUrlList[i].StartsWith(@"//"))
    {
    g_lvi.Text = http + sUrlList[i];
    if (!g_lvi.Text.StartsWith("http"))
    {
    g_lvi.Text = http + temp[0];
    }
    }
    else if (sUrlList[i].StartsWith(@"/"))
    {
    if (type == "html")
    {
    g_lvi.Text = Domain[0]+ sUrlList[i];
    }else
    {
    try
    {
    g_lvi.Text = Domain[0] +"//"+ Domain[1] + sUrlList[i];
    }
    catch
    {
    g_lvi.Text = Domain[0] + "//" + sUrlList[i];
    }
    }
    }
    else
    {
    g_lvi.Text = sUrlList[i];
    }
    list_Res.Add(g_lvi.Text);
    }
    }
    return sUrlList;
    }
    void getJsRes(string _js, Encoding charset)
    {
    string _html = string.Empty;
    HttpWebRequest _request;
    try
    {
    if(type=="html")
    {
    _request = (HttpWebRequest)WebRequest.Create(http + _js);
    }else
    {
    _request = (HttpWebRequest)WebRequest.Create(_js);
    }
    HttpWebResponse _response = (HttpWebResponse)_request.GetResponse();
    using (Stream _stream = _response.GetResponseStream())
    {
    using (StreamReader _reader = new StreamReader(_stream, charset))
    {
    _html = _reader.ReadToEnd();
    }
    }
    }
    catch (WebException ex)
    {
    //MessageBox.Show("未能解析的RUL");
    return;
    using (StreamReader sr = new StreamReader(ex.Response.GetResponseStream()))
    {
    _html = sr.ReadToEnd();
    }
    }
    catch (Exception ex)
    {
    _html = ex.Message;
    return;
    }
    array_js_html.Add(_html + "★" + _js);
    }
    void getHtmlJsFile(string _html, string _url)
    {
    List<string> srcList = new List<string>();
    string pattern = "<script[^>]*?src="([^>]*?)"[^>]*?>";
    MatchCollection mcs = Regex.Matches(_html, pattern, RegexOptions.IgnoreCase);
    foreach (Match m in mcs)
    {
    srcList.Add(m.Groups[1].Value);
    ListViewItem lvi = new ListViewItem();
    lvi.ForeColor = Color.Blue;
    string[] temp = m.Groups[1].Value.Split(new char[] { '|' }, StringSplitOptions.None);
    string com = "/";
    string[] Domain = _url.Split(new string[] { com }, StringSplitOptions.RemoveEmptyEntries);
    lvi.Text = m.Groups[1].Value;
    if (m.Groups[1].Value.StartsWith(@"//"))
    {
    if (!lvi.Text.StartsWith("http"))
    {
    lvi.Text = "http:" + m.Groups[1].Value;
    }
    }
    else if (m.Groups[1].Value.StartsWith(@"/"))
    {
    if(type=="html")
    {
    lvi.Text = Domain[0] + m.Groups[1].Value;
    }else
    {
    try
    {
    lvi.Text = Domain[0] + "//" + Domain[1] + m.Groups[1].Value;
    }
    catch
    {
    lvi.Text = Domain[0] + "//" + m.Groups[1].Value;
    }
    }
    }
    else
    {
    lvi.Text = m.Groups[1].Value;
    }
    list_Js.Add(lvi.Text);
    getJsRes(lvi.Text, Encoding.UTF8);
    }
    }
    void matchUrl(string _html)
    {
    if(type =="html")
    {
    try
    {
    HttpWebRequest _request = (HttpWebRequest)WebRequest.Create(_html);
    HttpWebResponse _response = (HttpWebResponse)_request.GetResponse();
    using (Stream _stream = _response.GetResponseStream())
    {
    using (StreamReader _reader = new StreamReader(_stream, Encoding.UTF8))
    {
    _html = _reader.ReadToEnd();
    }
    }
    }
    catch { }
    }

    List<string> hrefList = new List<string>();//链接
    List<string> nameList = new List<string>();//链接名称
    string pattern = @"<as*href=(""|')(?<href>[sS.]*?)(""|').*?>s*(?<name>[sS.]*?)</a>";
    MatchCollection mc = Regex.Matches(_html, pattern);
    foreach (Match m in mc)
    {
    if (m.Success)
    {
    //加入集合数组
    if (m.Groups["href"].Value.StartsWith(@"//"))
    {
    array_Access.Add("http:" + m.Groups["href"].Value + "|" + m.Groups["name"].Value);
    }
    else if(m.Groups["href"].Value.StartsWith(@"/"))
    {
    string com = "/";
    string[] Domain = urltext.Text.Split(new string[] { com }, StringSplitOptions.RemoveEmptyEntries);

    if(type=="html")
    {
    array_Access.Add(Domain[0] + com + Domain[1] + m.Groups["href"].Value + "|" + m.Groups["name"].Value);
    }else
    {
    try
    {
    array_Access.Add(Domain[0]+ "//" + Domain[1] + m.Groups["href"].Value + "|" + m.Groups["name"].Value);
    }catch{}
    }
    }
    else
    {
    array_Access.Add(m.Groups["href"].Value + "|" + m.Groups["name"].Value);
    }
    }
    }
    }
    void ConnetData()
    {
    /*
    打开Access文件之前,清空下Access文件
    */
    try
    {
    myConn.Open();
    string strInsert = "DELETE FROM URLTable";
    OleDbCommand inst = new OleDbCommand(strInsert, myConn);
    inst.ExecuteNonQuery();
    }
    catch { }
    //if(创建无密码数据库){
    //string conn = "Provider=Microsoft.Jet.OLEDB.4.0;Data Source=" + fileName + ".mdb";
    //‍}else if(要加密码){
    //string conn = "Provider=Microsoft.Jet.Oledb.4.0;Data Source=" + fileName + ";Jet OLEDB:Database Password=" + Pwd + ";Jet OLEDB:Engine Type=5";
    //}
    try
    {
    catalog.Create(strConn);
    }
    catch
    { }
    ////连接数据库
    //ADODB.Connection cn = new ADODB.Connection();
    cn.Open(strConn, null, null, -1);
    catalog.ActiveConnection = cn;
    }
    public void creatDatabase(string fileName)
    {
    //建立新表
    ADOX.Table table = new ADOX.Table();//包含描述数据源模式目录的集合。
    table.Name = "URLTable";
    ADOX.Column column = new ADOX.Column();
    column.ParentCatalog = catalog;
    column.Type = ADOX.DataTypeEnum.adInteger;
    column.Name = "RecordID";
    column.DefinedSize = 9;
    column.Properties["AutoIncrement"].Value = true;
    table.Columns.Append(column, ADOX.DataTypeEnum.adInteger, 0);
    //设置主键
    //table.Keys.Append("", ADOX.KeyTypeEnum.adKeyPrimary, "ID", "", "");//现异常现在还没有搞明这是为什么
    table.Columns.Append("URL", DataTypeEnum.adVarWChar, 255);

    table.Columns.Append("TITLE", DataTypeEnum.adVarWChar, 255);
    try
    {
    catalog.Tables.Append(table);
    }
    catch
    {
    // MessageBox.Show(ex.Message);
    }
    //此处一定要关闭连接,否则添加数据时候会出错
    //table = null;
    //catalog = null;
    Application.DoEvents();
    }
    void wirteAccess(string _url, string _title)
    {
    try
    {
    String sql = "insert into URLTable(URL,TITLE) values( '" + _url + "' , '" + _title + "')";
    OleDbCommand cmd = new OleDbCommand(sql, myConn);
    if (cmd.ExecuteNonQuery() > 0)//判断插入数据是否成功
    {
    Console.WriteLine("~~~~~~~~");
    }
    }
    catch (Exception e)
    {
    Console.WriteLine(e.ToString());
    }
    }
    void readAccess()
    {
    try
    {
    OleDbCommand odCommand = myConn.CreateCommand();
    odCommand.CommandText = "select URL,TITLE from URLTable"; //建立读取 C#操作Access之按列读取mdb
    OleDbDataReader odrReader = odCommand.ExecuteReader();
    while (odrReader.Read())
    {
    //array_Access.Add(odrReader["URL"].ToString() + "|" + odrReader["TITLE"].ToString());
    Console.WriteLine(odrReader["URL"].ToString());
    }
    odrReader.Close();
    }
    catch { }
    }

    private void btn_select_ok_Click(object sender, EventArgs e)
    {
    this.listView2.Clear();
    this.WindowState = FormWindowState.Minimized;
    btn_select_ok.Enabled = false;
    if (urltext.Text != "" && this.listView1.Items.Count != 0)
    {
    string condition = screen_text.Text;
    if (condition != "")
    {
    this.listView1.Hide();
    this.listView2.Show();
    foreach (string s in all_Js_html)
    {
    if (s.Contains(condition))
    {
    this.listView2.BeginUpdate(); //数据更新,UI暂时挂起,直到EndUpdate绘制控件,可以有效避免闪烁并大大提高加载速度
    this.listView2.Columns.Add("地址", 360, HorizontalAlignment.Left);
    this.listView2.Columns.Add("类型", 120, HorizontalAlignment.Left);
    this.listView2.Columns.Add("标题", 120, HorizontalAlignment.Left);
    this.listView2.Columns.Add("日期", 120, HorizontalAlignment.Left);
    this.listView2.Columns.Add("状态", 120, HorizontalAlignment.Left);
    this.listView2.Columns.Add("外部链接", 120, HorizontalAlignment.Left);
    this.listView2.Columns.Add("内部链接", 120, HorizontalAlignment.Left);

    ListViewItem lvi = new ListViewItem();
    lvi.ForeColor = Color.Blue;
    string[] temp = s.Split(new char[] { '★' }, StringSplitOptions.None);
    lvi.Text = temp[1];
    lvi.SubItems.Add("js");
    lvi.SubItems.Add("");
    lvi.SubItems.Add(DateTime.Now.ToString());
    string[] res = temp[0].ToString().Split(new string[] { "." }, StringSplitOptions.None);
    string formate = res[res.Length - 1];
    lvi.SubItems.Add("");
    richTextBox1.Text += temp[0];
    this.listView2.Items.Add(lvi);
    Console.WriteLine(condition);

    this.listView2.EndUpdate(); //结束数据处理,UI界面一次性绘制。
    }
    }
    }
    }else
    {
    this.screen_text.Text = "";
    MessageBox.Show("数据源不允许为空!");
    }
    this.WindowState = FormWindowState.Normal;
    btn_select_ok.Enabled = true;
    }

    private void urltext_TextChanged(object sender, EventArgs e)
    {
    if (urltext.Text=="")
    {
    btn_url_ok.Enabled = false;
    }else
    {
    btn_url_ok.Enabled = true;
    }
    }

    private void Form1_Load(object sender, EventArgs e)
    {
    this.listView1.BeginUpdate(); //数据更新,UI暂时挂起,直到EndUpdate绘制控件,可以有效避免闪烁并大大提高加载速度
    this.listView1.Columns.Add("地址", 360, HorizontalAlignment.Left);
    this.listView1.Columns.Add("类型", 120, HorizontalAlignment.Left);
    this.listView1.Columns.Add("标题", 120, HorizontalAlignment.Left);
    this.listView1.Columns.Add("日期", 120, HorizontalAlignment.Left);
    this.listView1.Columns.Add("状态", 120, HorizontalAlignment.Left);
    this.listView1.Columns.Add("外部链接", 120, HorizontalAlignment.Left);
    this.listView1.Columns.Add("内部链接", 120, HorizontalAlignment.Left);
    this.listView1.EndUpdate(); //结束数据处理,UI界面一次性绘制。
    }
    string getRichTextJs(string _js, Encoding charset)
    {
    string _html = string.Empty;
    try
    {
    HttpWebRequest _request = (HttpWebRequest)WebRequest.Create(_js);
    HttpWebResponse _response = (HttpWebResponse)_request.GetResponse();
    using (Stream _stream = _response.GetResponseStream())
    {
    using (StreamReader _reader = new StreamReader(_stream, charset))
    {
    _html = _reader.ReadToEnd();
    }
    }
    }
    catch (WebException ex)
    {
    using (StreamReader sr = new StreamReader(ex.Response.GetResponseStream()))
    {
    _html = sr.ReadToEnd();
    }
    }
    catch (Exception ex)
    {
    _html = ex.Message;
    }
    return _html;
    }
    private void listView1_SelectedIndexChanged(object sender, EventArgs e)
    {
    foreach (ListViewItem lvi in listView1.SelectedItems) //选中项遍历
    {
    //listView1.Items.RemoveAt(lvi.Index); // 按索引移除
    //listView1.Items.Remove(lvi); //按项移除
    try
    {
    //listView1.Items[listView1.SelectedIndices[0]].ForeColor = Color.White; //设置选中项的背景颜色
    }
    catch { }
    }
    }
    void removeListview()
    {
    this.listView1.Items.Clear(); //只移除所有的项。
    }
    private void frm_MainForm_FormClosing(object sender, FormClosingEventArgs e)
    {
    DialogResult dr = MessageBox.Show("你确定要关闭此窗体么?", "关闭提示", MessageBoxButtons.YesNo, MessageBoxIcon.Information);//触发事件进行提示
    if (dr == DialogResult.No)
    {
    e.Cancel = true;
    }
    else
    {
    e.Cancel = false;
    myConn.Close();
    }
    }

    private void screen_text_TextChanged(object sender, EventArgs e)
    {
    if (screen_text.Text == "")
    {
    this.listView2.Visible = false;
    this.listView2.Items.Clear();
    this.listView1.Visible = true;
    }
    }

    private void richTextBox1_TextChanged(object sender, EventArgs e)
    {
    }
    private void listView1_MouseMove(object sender, MouseEventArgs e)
    {
    if (richTextBoxVisible)
    {
    if (richTextBox1.Text!= "")
    {
    richTextBox1.Visible = true;
    richTextBox1.Left = e.X + 20;
    richTextBox1.Top = e.Y + 70;
    }
    }
    }

    private void listView1_MouseDown(object sender, MouseEventArgs e)
    {

    }
    private void richTextBox1_KeyDown(object sender, KeyEventArgs e)
    {
    this.richTextBox1.Visible = false;
    this.richTextBox1.Text = "";
    richTextBoxVisible = false;
    }

    private void listView1_DoubleClick(object sender, EventArgs e)
    {
    foreach (ListViewItem lvi in listView1.SelectedItems) //选中项遍历
    {
    try
    {
    richTextBoxVisible = false;
    System.Diagnostics.Process.Start(lvi.Text);
    }
    catch { }
    }
    this.richTextBox1.Visible = false;
    }

    private void listView1_MouseClick(object sender, MouseEventArgs e)
    {
    foreach (ListViewItem lvi in listView1.SelectedItems) //选中项遍历
    {
    //listView1.Items.RemoveAt(lvi.Index); // 按索引移除
    //listView1.Items.Remove(lvi); //按项移除
    try
    {
    string html = getRichTextJs(lvi.Text, Encoding.UTF8);
    richTextBox1.Text = html;
    richTextBoxVisible = true;
    }
    catch { }
    }
    }

    private void listView1_Enter(object sender, EventArgs e)
    {

    }

    private void listView2_SelectedIndexChanged(object sender, EventArgs e)
    {

    }

    private void urltext_KeyPress(object sender, KeyPressEventArgs e)
    {
    if (e.KeyChar == (char)13)
    {
    btn_url_ok_Click(sender, e);
    }
    }
    private void screen_text_KeyPress(object sender, KeyPressEventArgs e)
    {
    if(this.btn_select_ok.Enabled)
    {
    if (e.KeyChar == (char)13)
    {
    btn_select_ok_Click(sender, e);
    }
    }
    }
    private void screen_text_TextChanged_1(object sender, EventArgs e)
    {
    if(screen_text.Text == "")
    {
    this.btn_select_ok.Enabled = false;
    this.listView1.Visible = true;
    this.listView2.Visible = false;
    }
    if(this.listView1.Items.Count != 0 && (screen_text.Text != ""))
    {
    this.btn_select_ok.Enabled = true;
    }
    }

    private void listView2_MouseDoubleClick(object sender, MouseEventArgs e)
    {
    foreach (ListViewItem lvi in listView2.SelectedItems) //选中项遍历
    {
    try
    {
    richTextBoxVisible = false;
    System.Diagnostics.Process.Start(lvi.Text);
    }
    catch { }
    }
    }
    bool distinguishHtml(string _type)
    {
    string[] res = _type.ToString().Split(new string[] { "." }, StringSplitOptions.None);
    string formate = res[res.Length - 1];
    if (formate.StartsWith("html"))
    {
    return true;
    }
    else
    {
    return false;
    }
    }
    }
    }

    只有不断学习,才可进步。
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  • 原文地址:https://www.cnblogs.com/onlyforliu/p/5742314.html
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