C#做的一個正則表達式測試軟件,照書上做的.

C#做的一個正則表達式測試軟件,照書上做的.

源代碼:

using System;
using System.Drawing;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;
using System.Data;
using System.IO;
using System.Text;
using System.Text.RegularExpressions;

namespace RegexTester
{
    /// <summary>
    /// Form1 的摘要說明。
    /// </summary>
    public class RegexTesterForm : System.Windows.Forms.Form
    {
        private System.Windows.Forms.TextBox InputTextBox;
        private System.Windows.Forms.TextBox ReplacementTextBox;
        private System.Windows.Forms.TextBox ResultsTextBox;
        private System.Windows.Forms.Button TestRegexButton;
        private System.Windows.Forms.Button ReplaceButton;
        private System.Windows.Forms.Button SplitButton;
        private System.Windows.Forms.Button MatchesButton;
        private System.Windows.Forms.Button OpenRegexButton;
        private System.Windows.Forms.Button SaveRegexButton;
        private System.Windows.Forms.GroupBox OptionsGroup;
        private System.Windows.Forms.CheckBox SingleLineChkBox;
        private System.Windows.Forms.CheckBox RightToLeftChkBox;
        private System.Windows.Forms.CheckBox MultiLineChkBox;
        private System.Windows.Forms.CheckBox IgnorePatternWhiteSpaceChkBox;
        private System.Windows.Forms.CheckBox IgnoreCaseChkBox;
        private System.Windows.Forms.CheckBox ExplicitCaptureChkBox;
        private System.Windows.Forms.CheckBox ECMAScriptChkBox;
        private System.Windows.Forms.OpenFileDialog openFileDialog1;
        private System.Windows.Forms.SaveFileDialog saveFileDialog1;
        private System.Windows.Forms.TextBox RegexTextBox;
        private System.Windows.Forms.Label label1;
        private System.Windows.Forms.Label label2;
        private System.Windows.Forms.Label label3;
        private System.Windows.Forms.Label label4;
        /// <summary>
        /// 必需的設計器變量。
        /// </summary>
        private System.ComponentModel.Container components = null;

        public RegexTesterForm()
        {
            //
            // Windows 窗體設計器支持所必需的
            //
            InitializeComponent();

            //
            // TODO: 在 InitializeComponent 調用後添加任何構造函數代碼
            //
        }

        /// <summary>
        /// 清理所有正在使用的資源。
        /// </summary>
        protected override void Dispose( bool disposing )
        {
            if( disposing )
            {
                if (components != null) 
                {
                    components.Dispose();
                }
            }
            base.Dispose( disposing );
        }

        #region Windows 窗體設計器生成的代碼
        /// <summary>
        /// 設計器支持所需的方法 - 不要使用代碼編輯器修改
        /// 此方法的內容。
        /// </summary>
        private void InitializeComponent()
        {
            this.RegexTextBox = new System.Windows.Forms.TextBox();
            this.InputTextBox = new System.Windows.Forms.TextBox();
            this.ReplacementTextBox = new System.Windows.Forms.TextBox();
            this.ResultsTextBox = new System.Windows.Forms.TextBox();
            this.TestRegexButton = new System.Windows.Forms.Button();
            this.ReplaceButton = new System.Windows.Forms.Button();
            this.SplitButton = new System.Windows.Forms.Button();
            this.MatchesButton = new System.Windows.Forms.Button();
            this.OpenRegexButton = new System.Windows.Forms.Button();
            this.SaveRegexButton = new System.Windows.Forms.Button();
            this.OptionsGroup = new System.Windows.Forms.GroupBox();
            this.ECMAScriptChkBox = new System.Windows.Forms.CheckBox();
            this.ExplicitCaptureChkBox = new System.Windows.Forms.CheckBox();
            this.IgnoreCaseChkBox = new System.Windows.Forms.CheckBox();
            this.IgnorePatternWhiteSpaceChkBox = new System.Windows.Forms.CheckBox();
            this.MultiLineChkBox = new System.Windows.Forms.CheckBox();
            this.RightToLeftChkBox = new System.Windows.Forms.CheckBox();
            this.SingleLineChkBox = new System.Windows.Forms.CheckBox();
            this.openFileDialog1 = new System.Windows.Forms.OpenFileDialog();
            this.saveFileDialog1 = new System.Windows.Forms.SaveFileDialog();
            this.label1 = new System.Windows.Forms.Label();
            this.label2 = new System.Windows.Forms.Label();
            this.label3 = new System.Windows.Forms.Label();
            this.label4 = new System.Windows.Forms.Label();
            this.OptionsGroup.SuspendLayout();
            this.SuspendLayout();
            // 
            // RegexTextBox
            // 
            this.RegexTextBox.Location = new System.Drawing.Point(8, 16);
            this.RegexTextBox.Multiline = true;
            this.RegexTextBox.Name = "RegexTextBox";
            this.RegexTextBox.ScrollBars = System.Windows.Forms.ScrollBars.Vertical;
            this.RegexTextBox.Size = new System.Drawing.Size(432, 56);
            this.RegexTextBox.TabIndex = 0;
            this.RegexTextBox.Text = "";
            // 
            // InputTextBox
            // 
            this.InputTextBox.Location = new System.Drawing.Point(8, 176);
            this.InputTextBox.Multiline = true;
            this.InputTextBox.Name = "InputTextBox";
            this.InputTextBox.ScrollBars = System.Windows.Forms.ScrollBars.Vertical;
            this.InputTextBox.Size = new System.Drawing.Size(432, 88);
            this.InputTextBox.TabIndex = 1;
            this.InputTextBox.Text = "";
            // 
            // ReplacementTextBox
            // 
            this.ReplacementTextBox.Location = new System.Drawing.Point(8, 280);
            this.ReplacementTextBox.Multiline = true;
            this.ReplacementTextBox.Name = "ReplacementTextBox";
            this.ReplacementTextBox.ScrollBars = System.Windows.Forms.ScrollBars.Vertical;
            this.ReplacementTextBox.Size = new System.Drawing.Size(432, 64);
            this.ReplacementTextBox.TabIndex = 2;
            this.ReplacementTextBox.Text = "";
            // 
            // ResultsTextBox
            // 
            this.ResultsTextBox.Location = new System.Drawing.Point(8, 360);
            this.ResultsTextBox.Multiline = true;
            this.ResultsTextBox.Name = "ResultsTextBox";
            this.ResultsTextBox.ScrollBars = System.Windows.Forms.ScrollBars.Vertical;
            this.ResultsTextBox.Size = new System.Drawing.Size(432, 72);
            this.ResultsTextBox.TabIndex = 3;
            this.ResultsTextBox.Text = "";
            // 
            // TestRegexButton
            // 
            this.TestRegexButton.FlatStyle = System.Windows.Forms.FlatStyle.Popup;
            this.TestRegexButton.Location = new System.Drawing.Point(32, 440);
            this.TestRegexButton.Name = "TestRegexButton";
            this.TestRegexButton.Size = new System.Drawing.Size(74, 23);
            this.TestRegexButton.TabIndex = 4;
            this.TestRegexButton.Text = "IsMatch()";
            this.TestRegexButton.Click += new System.EventHandler(this.TestRegexButton_Click);
            // 
            // ReplaceButton
            // 
            this.ReplaceButton.FlatStyle = System.Windows.Forms.FlatStyle.Popup;
            this.ReplaceButton.Location = new System.Drawing.Point(128, 440);
            this.ReplaceButton.Name = "ReplaceButton";
            this.ReplaceButton.Size = new System.Drawing.Size(74, 23);
            this.ReplaceButton.TabIndex = 5;
            this.ReplaceButton.Text = "Replace()";
            this.ReplaceButton.Click += new System.EventHandler(this.ReplaceButton_Click);
            // 
            // SplitButton
            // 
            this.SplitButton.FlatStyle = System.Windows.Forms.FlatStyle.Popup;
            this.SplitButton.Location = new System.Drawing.Point(232, 440);
            this.SplitButton.Name = "SplitButton";
            this.SplitButton.TabIndex = 6;
            this.SplitButton.Text = "Split()";
            this.SplitButton.Click += new System.EventHandler(this.SplitButton_Click);
            // 
            // MatchesButton
            // 
            this.MatchesButton.FlatStyle = System.Windows.Forms.FlatStyle.Popup;
            this.MatchesButton.Location = new System.Drawing.Point(336, 440);
            this.MatchesButton.Name = "MatchesButton";
            this.MatchesButton.TabIndex = 7;
            this.MatchesButton.Text = "Matches()";
            this.MatchesButton.Click += new System.EventHandler(this.MatchesButton_Click);
            // 
            // OpenRegexButton
            // 
            this.OpenRegexButton.FlatStyle = System.Windows.Forms.FlatStyle.Flat;
            this.OpenRegexButton.Location = new System.Drawing.Point(360, 88);
            this.OpenRegexButton.Name = "OpenRegexButton";
            this.OpenRegexButton.Size = new System.Drawing.Size(80, 23);
            this.OpenRegexButton.TabIndex = 8;
            this.OpenRegexButton.Text = "Open Regex";
            this.OpenRegexButton.TextAlign = System.Drawing.ContentAlignment.MiddleLeft;
            this.OpenRegexButton.Click += new System.EventHandler(this.OpenRegexButton_Click);
            // 
            // SaveRegexButton
            // 
            this.SaveRegexButton.FlatStyle = System.Windows.Forms.FlatStyle.Flat;
            this.SaveRegexButton.Location = new System.Drawing.Point(360, 128);
            this.SaveRegexButton.Name = "SaveRegexButton";
            this.SaveRegexButton.Size = new System.Drawing.Size(80, 23);
            this.SaveRegexButton.TabIndex = 9;
            this.SaveRegexButton.Text = "Save Regex";
            this.SaveRegexButton.TextAlign = System.Drawing.ContentAlignment.MiddleLeft;
            this.SaveRegexButton.Click += new System.EventHandler(this.SaveRegexButton_Click);
            // 
            // OptionsGroup
            // 
            this.OptionsGroup.Controls.Add(this.ECMAScriptChkBox);
            this.OptionsGroup.Controls.Add(this.ExplicitCaptureChkBox);
            this.OptionsGroup.Controls.Add(this.IgnoreCaseChkBox);
            this.OptionsGroup.Controls.Add(this.IgnorePatternWhiteSpaceChkBox);
            this.OptionsGroup.Controls.Add(this.MultiLineChkBox);
            this.OptionsGroup.Controls.Add(this.RightToLeftChkBox);
            this.OptionsGroup.Controls.Add(this.SingleLineChkBox);
            this.OptionsGroup.Location = new System.Drawing.Point(8, 80);
            this.OptionsGroup.Name = "OptionsGroup";
            this.OptionsGroup.Size = new System.Drawing.Size(344, 72);
            this.OptionsGroup.TabIndex = 10;
            this.OptionsGroup.TabStop = false;
            this.OptionsGroup.Text = "Regex Options";
            // 
            // ECMAScriptChkBox
            // 
            this.ECMAScriptChkBox.Location = new System.Drawing.Point(16, 32);
            this.ECMAScriptChkBox.Name = "ECMAScriptChkBox";
            this.ECMAScriptChkBox.Size = new System.Drawing.Size(88, 16);
            this.ECMAScriptChkBox.TabIndex = 7;
            this.ECMAScriptChkBox.Text = "ECMAScript";
            // 
            // ExplicitCaptureChkBox
            // 
            this.ExplicitCaptureChkBox.Location = new System.Drawing.Point(216, 32);
            this.ExplicitCaptureChkBox.Name = "ExplicitCaptureChkBox";
            this.ExplicitCaptureChkBox.Size = new System.Drawing.Size(120, 16);
            this.ExplicitCaptureChkBox.TabIndex = 5;
            this.ExplicitCaptureChkBox.Text = "ExplicitCapture";
            // 
            // IgnoreCaseChkBox
            // 
            this.IgnoreCaseChkBox.Location = new System.Drawing.Point(112, 32);
            this.IgnoreCaseChkBox.Name = "IgnoreCaseChkBox";
            this.IgnoreCaseChkBox.Size = new System.Drawing.Size(96, 16);
            this.IgnoreCaseChkBox.TabIndex = 4;
            this.IgnoreCaseChkBox.Text = "IgnoreCase";
            // 
            // IgnorePatternWhiteSpaceChkBox
            // 
            this.IgnorePatternWhiteSpaceChkBox.Location = new System.Drawing.Point(16, 48);
            this.IgnorePatternWhiteSpaceChkBox.Name = "IgnorePatternWhiteSpaceChkBox";
            this.IgnorePatternWhiteSpaceChkBox.Size = new System.Drawing.Size(176, 16);
            this.IgnorePatternWhiteSpaceChkBox.TabIndex = 3;
            this.IgnorePatternWhiteSpaceChkBox.Text = "IgnorePatternWhiteSpace";
            // 
            // MultiLineChkBox
            // 
            this.MultiLineChkBox.Location = new System.Drawing.Point(216, 16);
            this.MultiLineChkBox.Name = "MultiLineChkBox";
            this.MultiLineChkBox.Size = new System.Drawing.Size(80, 16);
            this.MultiLineChkBox.TabIndex = 2;
            this.MultiLineChkBox.Text = "MultiLine";
            // 
            // RightToLeftChkBox
            // 
            this.RightToLeftChkBox.Location = new System.Drawing.Point(112, 16);
            this.RightToLeftChkBox.Name = "RightToLeftChkBox";
            this.RightToLeftChkBox.Size = new System.Drawing.Size(96, 16);
            this.RightToLeftChkBox.TabIndex = 1;
            this.RightToLeftChkBox.Text = "RightToLeft";
            // 
            // SingleLineChkBox
            // 
            this.SingleLineChkBox.Location = new System.Drawing.Point(16, 16);
            this.SingleLineChkBox.Name = "SingleLineChkBox";
            this.SingleLineChkBox.Size = new System.Drawing.Size(88, 16);
            this.SingleLineChkBox.TabIndex = 0;
            this.SingleLineChkBox.Text = "SingleLine";
            // 
            // openFileDialog1
            // 
            this.openFileDialog1.FileOk += new System.ComponentModel.CancelEventHandler(this.openFileDialog1_FileOk);
            // 
            // saveFileDialog1
            // 
            this.saveFileDialog1.FileOk += new System.ComponentModel.CancelEventHandler(this.saveFileDialog1_FileOk);
            // 
            // label1
            // 
            this.label1.Location = new System.Drawing.Point(8, 160);
            this.label1.Name = "label1";
            this.label1.Size = new System.Drawing.Size(112, 16);
            this.label1.TabIndex = 11;
            this.label1.Text = "Text to Match On";
            // 
            // label2
            // 
            this.label2.Location = new System.Drawing.Point(8, 264);
            this.label2.Name = "label2";
            this.label2.Size = new System.Drawing.Size(112, 16);
            this.label2.TabIndex = 12;
            this.label2.Text = "Replacement Text";
            // 
            // label3
            // 
            this.label3.Location = new System.Drawing.Point(8, 344);
            this.label3.Name = "label3";
            this.label3.Size = new System.Drawing.Size(112, 16);
            this.label3.TabIndex = 13;
            this.label3.Text = "Results of Match";
            // 
            // label4
            // 
            this.label4.Location = new System.Drawing.Point(8, 0);
            this.label4.Name = "label4";
            this.label4.Size = new System.Drawing.Size(200, 16);
            this.label4.TabIndex = 14;
            this.label4.Text = "Regular Expression";
            // 
            // RegexTesterForm
            // 
            this.AutoScaleBaseSize = new System.Drawing.Size(6, 14);
            this.ClientSize = new System.Drawing.Size(448, 469);
            this.Controls.Add(this.label4);
            this.Controls.Add(this.label3);
            this.Controls.Add(this.label2);
            this.Controls.Add(this.label1);
            this.Controls.Add(this.OptionsGroup);
            this.Controls.Add(this.SaveRegexButton);
            this.Controls.Add(this.OpenRegexButton);
            this.Controls.Add(this.MatchesButton);
            this.Controls.Add(this.SplitButton);
            this.Controls.Add(this.ReplaceButton);
            this.Controls.Add(this.TestRegexButton);
            this.Controls.Add(this.ResultsTextBox);
            this.Controls.Add(this.ReplacementTextBox);
            this.Controls.Add(this.InputTextBox);
            this.Controls.Add(this.RegexTextBox);
            this.Name = "RegexTesterForm";
            this.Text = "RegexTester";
            this.OptionsGroup.ResumeLayout(false);
            this.ResumeLayout(false);

        }
        #endregion

        /// <summary>
        /// 應用程序的主入口點。
        /// </summary>
        [STAThread]
        static void Main() 
        {
            Application.Run(new RegexTesterForm());
        }

        private void SaveRegexButton_Click(object sender, System.EventArgs e)
        {
            
            this.saveFileDialog1.ShowDialog();
        }

        private void OpenRegexButton_Click(object sender, System.EventArgs e)
        {
        
            this.openFileDialog1.ShowDialog();
        }

        private void saveFileDialog1_FileOk(object sender, System.ComponentModel.CancelEventArgs e)
        {
            StreamWriter steamWriterRegex=File.CreateText(saveFileDialog1.FileName);
            steamWriterRegex.Write(this.RegexTextBox.Text);
            steamWriterRegex.Close();

        }
        private void openFileDialog1_FileOk(object sender, System.ComponentModel.CancelEventArgs e)
        {
            StreamReader steamReaderRegex=File.OpenText(openFileDialog1.FileName);
            this.RegexTextBox.Text=steamReaderRegex.ReadToEnd();
            steamReaderRegex.Close();

        }

        private RegexOptions GetSelectedRegexOptions()
        {
            RegexOptions selectedRegexOptions=RegexOptions.None;
            if(this.IgnoreCaseChkBox.Checked)
                selectedRegexOptions|=RegexOptions.IgnoreCase;
            if(this.ExplicitCaptureChkBox.Checked)
                selectedRegexOptions|=RegexOptions.ExplicitCapture;
            if(this.ECMAScriptChkBox.Checked)
                selectedRegexOptions|=RegexOptions.ECMAScript;
            if(this.IgnorePatternWhiteSpaceChkBox.Checked)
                selectedRegexOptions|=RegexOptions.IgnorePatternWhitespace;
            if(this.MultiLineChkBox.Checked)
                selectedRegexOptions|=RegexOptions.Multiline;
            if(this.RightToLeftChkBox.Checked)
                selectedRegexOptions|=RegexOptions.RightToLeft;
            if(this.SingleLineChkBox.Checked)
                selectedRegexOptions|=RegexOptions.Singleline;
            return selectedRegexOptions;

        }

        private void TestRegexButton_Click(object sender, System.EventArgs e)
        {
            try
            {
                RegexOptions selctedRegexOptins=this.GetSelectedRegexOptions();
                Regex testRegex=new Regex(this.RegexTextBox.Text,selctedRegexOptins);
                if(testRegex.IsMatch(this.InputTextBox.Text))
                {
                    this.ResultsTextBox.ForeColor=Color.Black;
                    this.ResultsTextBox.Text="MATCH FOUND";

                }
                else
                {    
                    this.ResultsTextBox.ForeColor=Color.Red;
                    this.ResultsTextBox.Text="NO MATCH FOUND";
                }

            }
            catch(ArgumentException ex)
            {
                this.ResultsTextBox.ForeColor=Color.Red;
                this.ResultsTextBox.Text="There was a error in your regular expressions: "+ex.ToString();

            }
        
        }

        private void ReplaceButton_Click(object sender, System.EventArgs e)
        {
            try
            {

                RegexOptions selectedRegexOptions=this.GetSelectedRegexOptions();
                Regex replaceRegex=new Regex(this.RegexTextBox.Text,selectedRegexOptions);
                this.ResultsTextBox.ForeColor=Color.Black;
                this.ResultsTextBox.Text=replaceRegex.Replace(this.InputTextBox.Text,this.ReplacementTextBox.Text);

            }
            catch(ArgumentException ex)
            {
                this.ResultsTextBox.ForeColor=Color.Red;
                this.ResultsTextBox.Text="There was a error in your regular expressions: "+ex.ToString();

            }
        }

        private void SplitButton_Click(object sender, System.EventArgs e)
        {
            try
            {
                RegexOptions selectedRegexOptions=this.GetSelectedRegexOptions();
                Regex splitRegex=new Regex(this.RegexTextBox.Text,selectedRegexOptions);
                string[] splitResults;
                splitResults=splitRegex.Split(this.InputTextBox.Text);
                StringBuilder resultsString =new StringBuilder(this.InputTextBox.Text.Length);
                foreach(string stringElement in  splitResults)
                {
                    resultsString.Append(stringElement+Environment.NewLine);
                    this.ResultsTextBox.ForeColor=Color.Black;
                    this.ResultsTextBox.Text=resultsString.ToString();
                }

            }
            catch(ArgumentException ex)
            {
                this.ResultsTextBox.ForeColor=Color.Red;
                this.ResultsTextBox.Text="There was a error in your regular expressions: "+ex.ToString();

            }
        
        }

        private void MatchesButton_Click(object sender, System.EventArgs e)
        {
            try
            {
                RegexOptions selectedRegexOptions=this.GetSelectedRegexOptions();
                Regex matchesRegex=new Regex(this.RegexTextBox.Text,selectedRegexOptions);

                MatchCollection matchesFound;
                matchesFound=matchesRegex.Matches(this.InputTextBox.Text);
                string nextMatch="----------Next Match------------ ";

                StringBuilder resultsString =new StringBuilder(64);
                foreach(Match matchMade in matchesFound)
                {
                    resultsString.Append(matchMade.Value+(Environment.NewLine+nextMatch));
                    this.ResultsTextBox.ForeColor=Color.Black;
                    this.ResultsTextBox.Text=resultsString.ToString();


                }


            }
            catch(ArgumentException ex)
            {
                this.ResultsTextBox.ForeColor=Color.Red;
                this.ResultsTextBox.Text="There was a error in your regular expressions: "+ex.ToString();

            }
        }


    }
}