self description

tag:blogger.com,1999:blog-8912334.post-1119631566411935422005-06-24T09:42:00.000-07:002007-02-20T13:44:19.883-08:00self descriptionSomebody ask for the code of the self descripting c# code i've done <a href="http://oraclevsmicrosoft.blogspot.com/2005/01/code-generation-and-self-description.html"> a few times ago here</a> it is : using System; using System.Collections; using System.ComponentModel; using System.Windows.Forms; using System.CodeDom; using System.CodeDom.Compiler; using Microsoft.CSharp; using System.Collections.Specialized; namespace WindowsApplication2 { /// Main form public class Form1 : System.Windows.Forms.Form { private System.Windows.Forms.Button button2; private System.Windows.Forms.Button button1; private System.Windows.Forms.Button bt_itself; private System.Windows.Forms.RichTextBox rt1; private System.Windows.Forms.ListBox listBox1; private System.ComponentModel.Container components = null; public Form1() { // // Requis pour la prise en charge du Concepteur Windows Forms // InitializeComponent(); } /// Nettoyage des ressources utilisées. protected override void Dispose( bool disposing ) { if( disposing ) { if (components != null) { components.Dispose(); } } base.Dispose( disposing ); } #region Code généré par le Concepteur Windows Form /// <summary> /// Méthode requise pour la prise en charge du concepteur - ne modifiez pas /// le contenu de cette méthode avec l'éditeur de code. /// </summary> private void InitializeComponent() { this.listBox1 = new System.Windows.Forms.ListBox(); this.rt1 = new System.Windows.Forms.RichTextBox(); this.bt_itself = new System.Windows.Forms.Button(); this.button1 = new System.Windows.Forms.Button(); this.button2 = new System.Windows.Forms.Button(); this.SuspendLayout(); // // listBox1 // this.listBox1.Location = new System.Drawing.Point(24, 360); this.listBox1.Name = "listBox1"; this.listBox1.Size = new System.Drawing.Size(1016, 108); this.listBox1.TabIndex = 3; // // rt1 // this.rt1.Location = new System.Drawing.Point(24, 16); this.rt1.Name = "rt1"; this.rt1.Size = new System.Drawing.Size(632, 328); this.rt1.TabIndex = 1; this.rt1.Text = "richTextBox1"; // // bt_itself // this.bt_itself.Location = new System.Drawing.Point(696, 40); this.bt_itself.Name = "bt_itself"; this.bt_itself.Size = new System.Drawing.Size(72, 24); this.bt_itself.TabIndex = 0; this.bt_itself.Text = "it self"; this.bt_itself.Click += new System.EventHandler(this.bt_itself_Click); // // button1 // this.button1.Location = new System.Drawing.Point(696, 8); this.button1.Name = "button1"; this.button1.Size = new System.Drawing.Size(72, 24); this.button1.TabIndex = 0; this.button1.Text = "genere"; this.button1.Click += new System.EventHandler(this.button1_Click); // // button2 // this.button2.Location = new System.Drawing.Point(696, 72); this.button2.Name = "button2"; this.button2.Size = new System.Drawing.Size(72, 24); this.button2.TabIndex = 4; this.button2.Text = "compile"; this.button2.Click += new System.EventHandler(this.button2_Click); // // Form1 // this.AutoScaleBaseSize = new System.Drawing.Size(5, 13); this.ClientSize = new System.Drawing.Size(1032, 526); this.Controls.Add(this.button2); this.Controls.Add(this.listBox1); this.Controls.Add(this.rt1); this.Controls.Add(this.button1); this.Controls.Add(this.bt_itself); this.Name = "Form1"; this.Text = "Form1"; this.Load += new System.EventHandler(this.Form1_Load); this.ResumeLayout(false); } #endregion /// Point d'entrée principal de l'application. [STAThread] static void Main() { Application.Run(new Form1()); } // methode de base string join(string[] arr,string sep) {string strReturn="" ; foreach (string elt in arr) strReturn += elt+sep; strReturn.Substring(0,strReturn.Length-sep.Length); return strReturn; } void seekandreplace(string[] arr,string strSrc,string strReplace) { int i=0; for(i=0;i<=arr.Length-1;i++) { if(arr[i]==strSrc) arr[i]=strReplace; } } string format (string str) { str = str.Replace("\\","\\\\"); str = str.Replace("\"","\\\""); return str; } string joinformat(string[] arr,string sep) { string strReturn= "" ; foreach (string elt in arr) { strReturn +=format( elt)+sep;} strReturn = strReturn.Substring( 0,strReturn.Length-sep.Length); return strReturn; } private void Form1_Load(object sender, System.EventArgs e) { //nothing special here } private void button1_Click(object sender, System.EventArgs e) {// here is starting the main part of the code: // //the CodeCompileUnit is the abstract code structure: // Create a new CodeCompileUnit to contain the program graph CodeCompileUnit CompileUnit = new CodeCompileUnit(); // Declare a new namespace called Samples. CodeNamespace Samples = new CodeNamespace("Samples"); // Add the new namespace to the compile unit. CompileUnit.Namespaces.Add( Samples ); // Add the new namespace import for the System namespace. Samples.Imports.Add( new CodeNamespaceImport("System") ); // Declare a new type called Class1. CodeTypeDeclaration Class1 = new CodeTypeDeclaration("echo"); // Add the new type to the namespace's type collection. Samples.Types.Add(Class1); //a variable declaration CodeVariableDeclarationStatement Var = new CodeVariableDeclarationStatement("System.String","str1"); // Declare a new code entry point method CodeEntryPointMethod Start = new CodeEntryPointMethod(); // Create a new method invocation expression. CodeMethodInvokeExpression cs1 = new CodeMethodInvokeExpression( // Call the System.Console.WriteLine method. new CodeTypeReferenceExpression("System.Console"), "ReadLine"); CodeAssignStatement as1 = new CodeAssignStatement( new CodeVariableReferenceExpression("str1"),cs1); // Create a new method invocation expression. CodeMethodInvokeExpression cs2 = new CodeMethodInvokeExpression( // Call the System.Console.WriteLine method. new CodeTypeReferenceExpression("System.Console"), "WriteLine"); cs2.Parameters.Add(new CodeVariableReferenceExpression(Var.Name)); Start.Statements.Add(Var); // Add the new method code statement. Start.Statements.Add( as1); // Add the new method code statement. Start.Statements.Add(new CodeExpressionStatement(cs2)); // Add the code entry point method to the type's members collection Class1.Members.Add( Start ); System.IO.StringWriter Sw = new System.IO.StringWriter(); Microsoft.CSharp.CSharpCodeProvider provider = new CSharpCodeProvider(); System.CodeDom.Compiler.ICodeGenerator generator = provider.CreateGenerator(Sw); CodeGeneratorOptions genOptions = new CodeGeneratorOptions(); // The code generator should insert blank lines genOptions.BlankLinesBetweenMembers = true; try { generator.GenerateCodeFromCompileUnit(CompileUnit,Sw,genOptions); } catch (Exception Exc) { System.Windows.Forms.MessageBox.Show (Exc.Message); } rt1.Text = Sw.ToString(); } private void button2_Click(object sender, System.EventArgs e) { Microsoft.CSharp.CSharpCodeProvider provider = new CSharpCodeProvider(); /// // Compilation //instanciate csharp compiler System.CodeDom.Compiler.ICodeCompiler MyCompiler = provider.CreateCompiler(); System.CodeDom.Compiler.CompilerParameters cp = new CompilerParameters(); cp.GenerateExecutable = true; cp.CompilerOptions= " /target:exe"; cp.ReferencedAssemblies.AddRange( new string[]{"System.Windows.Forms.dll","System.dll","System.drawing.dll",""}); //where your exe will be saved cp.OutputAssembly = "c:\\echo.exe"; // Invoke compilation. CompilerResults cr = MyCompiler.CompileAssemblyFromSource ( cp,rt1.Text); // // Return the results of compilation. //eventually load compilation output to the listbox (usefull to debug) listBox1.DataSource=cr.Output; //where is it? MessageBox.Show ( cr.PathToAssembly ); } private void bt_itself_Click(object sender, System.EventArgs e) { string[] arr=new string[]{ "using System;", "using System.Collections;", "using System.ComponentModel;", "using System.Windows.Forms;", "using System.CodeDom;", "using System.CodeDom.Compiler;", "using Microsoft.CSharp;", "using System.Collections.Specialized;", "namespace WindowsApplication2", "{", " /// Main form", "", " public class Form1 : System.Windows.Forms.Form", " {", " private System.Windows.Forms.Button button2;", " private System.Windows.Forms.Button button1;", " private System.Windows.Forms.Button bt_itself;", " private System.Windows.Forms.RichTextBox rt1;", " private System.Windows.Forms.ListBox listBox1;", " private System.ComponentModel.Container components = null;", "", " public Form1()", " {", " //", " // Requis pour la prise en charge du Concepteur Windows Forms", " //", " InitializeComponent();", " }", "", " /// Nettoyage des ressources utilisées.", " protected override void Dispose( bool disposing )", " {", " if( disposing )", " {", " if (components != null)", " {", " components.Dispose();", " }", " }", " base.Dispose( disposing );", " }", "", " #region Code généré par le Concepteur Windows Form", " /// <summary>", " /// Méthode requise pour la prise en charge du concepteur - ne modifiez pas", " /// le contenu de cette méthode avec l'éditeur de code.", " /// </summary>", " private void InitializeComponent() {", " this.listBox1 = new System.Windows.Forms.ListBox();", " this.rt1 = new System.Windows.Forms.RichTextBox();", " this.bt_itself = new System.Windows.Forms.Button();", " this.button1 = new System.Windows.Forms.Button();", " this.button2 = new System.Windows.Forms.Button();", " this.SuspendLayout();", " // ", " // listBox1", " // ", " this.listBox1.Location = new System.Drawing.Point(24, 360);", " this.listBox1.Name = \"listBox1\";", " this.listBox1.Size = new System.Drawing.Size(1016, 108);", " this.listBox1.TabIndex = 3;", " // ", " // rt1", " // ", " this.rt1.Location = new System.Drawing.Point(24, 16);", " this.rt1.Name = \"rt1\";", " this.rt1.Size = new System.Drawing.Size(632, 328);", " this.rt1.TabIndex = 1;", " this.rt1.Text = \"richTextBox1\";", " // ", " // bt_itself", " // ", " this.bt_itself.Location = new System.Drawing.Point(696, 40);", " this.bt_itself.Name = \"bt_itself\";", " this.bt_itself.Size = new System.Drawing.Size(72, 24);", " this.bt_itself.TabIndex = 0;", " this.bt_itself.Text = \"it self\";", " this.bt_itself.Click += new System.EventHandler(this.bt_itself_Click);", " // ", " // button1", " // ", " this.button1.Location = new System.Drawing.Point(696, 8);", " this.button1.Name = \"button1\";", " this.button1.Size = new System.Drawing.Size(72, 24);", " this.button1.TabIndex = 0;", " this.button1.Text = \"genere\";", " this.button1.Click += new System.EventHandler(this.button1_Click);", " // ", " // button2", " // ", " this.button2.Location = new System.Drawing.Point(696, 72);", " this.button2.Name = \"button2\";", " this.button2.Size = new System.Drawing.Size(72, 24);", " this.button2.TabIndex = 4;", " this.button2.Text = \"compile\";", " this.button2.Click += new System.EventHandler(this.button2_Click);", " ", " // ", " // Form1", " // ", " this.AutoScaleBaseSize = new System.Drawing.Size(5, 13);", " this.ClientSize = new System.Drawing.Size(1032, 526);", " this.Controls.Add(this.button2);", " this.Controls.Add(this.listBox1);", " this.Controls.Add(this.rt1);", " this.Controls.Add(this.button1);", " this.Controls.Add(this.bt_itself);", " this.Name = \"Form1\";", " this.Text = \"Form1\";", " this.Load += new System.EventHandler(this.Form1_Load);", " this.ResumeLayout(false);", " }", " #endregion", "", " /// Point d'entrée principal de l'application.", " [STAThread]", " static void Main()", " {", " Application.Run(new Form1());", " }", "// methode de base ", " string join(string[] arr,string sep)", " {string strReturn=\"\" ;", " foreach (string elt in arr)", " strReturn += elt+sep;", " strReturn.Substring(0,strReturn.Length-sep.Length);", " ", " return strReturn;", " }", "", " void seekandreplace(string[] arr,string strSrc,string strReplace)", " {", " int i=0;", " for(i=0;i<=arr.Length-1;i++)", " { if(arr[i]==strSrc)", " arr[i]=strReplace;", " }", " }", " string format (string str)", " {", " str = str.Replace(\"\\\\\",\"\\\\\\\\\");", " str = str.Replace(\"\\\"\",\"\\\\\\\"\");", " return str; ", " }", " string joinformat(string[] arr,string sep)", " {", " string strReturn= \"\" ;", " foreach (string elt in arr)", " { strReturn +=format( elt)+sep;}", " ", " strReturn = strReturn.Substring( 0,strReturn.Length-sep.Length);", " ", " return strReturn;", " }", " private void Form1_Load(object sender, System.EventArgs e)", " {", " //nothing special here ", " }", "", " private void button1_Click(object sender, System.EventArgs e)", " {// here is starting the main part of the code:", " //", " //the CodeCompileUnit is the abstract code structure:", "", " // Create a new CodeCompileUnit to contain the program graph", " CodeCompileUnit CompileUnit = new CodeCompileUnit();", " // Declare a new namespace called Samples.", " CodeNamespace Samples = new CodeNamespace(\"Samples\");", " // Add the new namespace to the compile unit.", " CompileUnit.Namespaces.Add( Samples );", "", " // Add the new namespace import for the System namespace.", " Samples.Imports.Add( new CodeNamespaceImport(\"System\") );", "", " // Declare a new type called Class1.", " CodeTypeDeclaration Class1 = new CodeTypeDeclaration(\"echo\");", " // Add the new type to the namespace's type collection.", " Samples.Types.Add(Class1);", "", " //a variable declaration", " CodeVariableDeclarationStatement Var = new", " CodeVariableDeclarationStatement(\"System.String\",\"str1\");", " // Declare a new code entry point method", " CodeEntryPointMethod Start = new CodeEntryPointMethod();", " // Create a new method invocation expression.", " CodeMethodInvokeExpression cs1 =", " new CodeMethodInvokeExpression(", " // Call the System.Console.WriteLine method.", " ", " new CodeTypeReferenceExpression(\"System.Console\"), \"ReadLine\");", " CodeAssignStatement as1 = new CodeAssignStatement(", " new CodeVariableReferenceExpression(\"str1\"),cs1);", "", " // Create a new method invocation expression.", " CodeMethodInvokeExpression cs2 =", " new CodeMethodInvokeExpression(", " // Call the System.Console.WriteLine method.", " new CodeTypeReferenceExpression(\"System.Console\"), \"WriteLine\");", " cs2.Parameters.Add(new CodeVariableReferenceExpression(Var.Name));", "", " Start.Statements.Add(Var);", " // Add the new method code statement.", " Start.Statements.Add( as1);", " // Add the new method code statement.", " Start.Statements.Add(new CodeExpressionStatement(cs2));", "", " // Add the code entry point method to the type's members collection", " Class1.Members.Add( Start );", "", "", " System.IO.StringWriter Sw = new System.IO.StringWriter();", "", " ", " Microsoft.CSharp.CSharpCodeProvider provider =", " new CSharpCodeProvider();", " System.CodeDom.Compiler.ICodeGenerator generator = provider.CreateGenerator(Sw);", " CodeGeneratorOptions genOptions = new CodeGeneratorOptions();", "", " // The code generator should insert blank lines ", " genOptions.BlankLinesBetweenMembers = true;", "", " try", " {", " generator.GenerateCodeFromCompileUnit(CompileUnit,Sw,genOptions);", " }", " catch (Exception Exc)", " {", " System.Windows.Forms.MessageBox.Show (Exc.Message);", " }", " rt1.Text = Sw.ToString();", "", " }", " ", " private void button2_Click(object sender, System.EventArgs e)", " {", " Microsoft.CSharp.CSharpCodeProvider provider =", " new CSharpCodeProvider();", " ///", "// Compilation ", " //instanciate csharp compiler", " System.CodeDom.Compiler.ICodeCompiler MyCompiler = provider.CreateCompiler();", " System.CodeDom.Compiler.CompilerParameters cp = new CompilerParameters();", " cp.GenerateExecutable = true;", " cp.CompilerOptions= \" /target:exe\";", " cp.ReferencedAssemblies.AddRange( new string[]{\"System.Windows.Forms.dll\",\"System.dll\",\"System.drawing.dll\",\"\"});", " //where your exe will be saved", " cp.OutputAssembly = \"c:\\\\echo.exe\";", " // Invoke compilation.", " CompilerResults cr = MyCompiler.CompileAssemblyFromSource ( cp,rt1.Text);", " //", " // Return the results of compilation.", "", " //eventually load compilation output to the listbox (usefull to debug)", " listBox1.DataSource=cr.Output;", "", " //where is it? ", " MessageBox.Show ( cr.PathToAssembly );", " }", "", " private void bt_itself_Click(object sender, System.EventArgs e)", " {", " string[] arr=new string[]{", "Les sanglots longs des violons de l'automne bercent mon coeur d'une langueur monotone", " };", " seekandreplace(arr,\"Les sanglots longs des violons de l'automne bercent mon coeur d'une langueur monotone\",\"\\\"\"+joinformat(arr,\"\\\",\\n\\\"\")+\"\\\"\");", " this.rt1.Text = join(arr,\"\\n\");", " }", " }", "}" }; seekandreplace(arr,"Les sanglots longs des violons de l'automne bercent mon coeur d'une langueur monotone","\""+joinformat(arr,"\",\n\"")+"\""); this.rt1.Text = join(arr,"\n"); } } } Marcnoreply@blogger.com