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();

            }
        }


    }
}