Editeur type bloc-note (simplifié)

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Description

Il s'agit d'un éditeur de texte avec différentes options :
- Copier, Couper, Coller
- Annuler & reprendre
- Couleur
- Police
...

Source / Exemple : 


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

namespace DefaultNamespace
{
	/// <summary>
	/// Description of MainForm.	
	/// </summary>
	public class MainForm : System.Windows.Forms.Form
	{
		private System.Windows.Forms.Button copierbutton;
		private System.Windows.Forms.MenuItem coller;
		private System.Windows.Forms.MenuItem browse;
		private System.Windows.Forms.MenuItem redo;
		private System.Windows.Forms.MenuItem police;
		private System.Windows.Forms.Button nouveaubutton;
		private System.Windows.Forms.MenuItem copier;
		private System.Windows.Forms.Button ouvrirbutton;
		private System.Windows.Forms.MenuItem quitter;
		private System.Windows.Forms.Button couleurbutton;
		private System.Windows.Forms.MenuItem about;
		private System.Windows.Forms.StatusBar status;
		private System.Windows.Forms.MenuItem menuItem3;
		private System.Windows.Forms.MenuItem saveas;
		private System.Windows.Forms.MenuItem menuItem1;
		private System.Windows.Forms.MenuItem couper;
		private System.Windows.Forms.MenuItem menuItem6;
		private System.Windows.Forms.MenuItem menuItem4;
		private System.Windows.Forms.OpenFileDialog openFile;
		private System.Windows.Forms.MenuItem nouveau;
		private System.Windows.Forms.MenuItem save;
		private System.Windows.Forms.Button couperbutton;
		private System.Windows.Forms.Button collerbutton;
		private System.Windows.Forms.MainMenu mainMenu1;
		private System.Windows.Forms.RichTextBox text;
		private System.Windows.Forms.FontDialog od_police;
		private System.Windows.Forms.MenuItem couleur;
		private System.Windows.Forms.SaveFileDialog saveFile;
		private System.Windows.Forms.MenuItem menuItem2;
		private System.Windows.Forms.MenuItem undo;
		private System.Windows.Forms.Button policebutton;
		private System.Windows.Forms.ColorDialog od_color;
		
		public MainForm()
		{
			//
			// The InitializeComponent() call is required for Windows Forms designer support.
			//
			InitializeComponent();
			
			//
			// TODO: Add constructor code after the InitializeComponent() call.
			//
		}
		
		[STAThread]
		public static void Main(string[] args)
		{
			Application.Run(new MainForm());
		}
		
		#region Windows Forms Designer generated code
		/// <summary>
		/// This method is required for Windows Forms designer support.
		/// Do not change the method contents inside the source code editor. The Forms designer might
		/// not be able to load this method if it was changed manually.
		/// </summary>
		private void InitializeComponent() {
			System.Resources.ResourceManager resources = new System.Resources.ResourceManager(typeof(MainForm));
			this.od_color = new System.Windows.Forms.ColorDialog();
			this.policebutton = new System.Windows.Forms.Button();
			this.undo = new System.Windows.Forms.MenuItem();
			this.menuItem2 = new System.Windows.Forms.MenuItem();
			this.saveFile = new System.Windows.Forms.SaveFileDialog();
			this.couleur = new System.Windows.Forms.MenuItem();
			this.od_police = new System.Windows.Forms.FontDialog();
			this.text = new System.Windows.Forms.RichTextBox();
			this.mainMenu1 = new System.Windows.Forms.MainMenu();
			this.collerbutton = new System.Windows.Forms.Button();
			this.couperbutton = new System.Windows.Forms.Button();
			this.save = new System.Windows.Forms.MenuItem();
			this.nouveau = new System.Windows.Forms.MenuItem();
			this.openFile = new System.Windows.Forms.OpenFileDialog();
			this.menuItem4 = new System.Windows.Forms.MenuItem();
			this.menuItem6 = new System.Windows.Forms.MenuItem();
			this.couper = new System.Windows.Forms.MenuItem();
			this.menuItem1 = new System.Windows.Forms.MenuItem();
			this.saveas = new System.Windows.Forms.MenuItem();
			this.menuItem3 = new System.Windows.Forms.MenuItem();
			this.status = new System.Windows.Forms.StatusBar();
			this.about = new System.Windows.Forms.MenuItem();
			this.couleurbutton = new System.Windows.Forms.Button();
			this.quitter = new System.Windows.Forms.MenuItem();
			this.ouvrirbutton = new System.Windows.Forms.Button();
			this.copier = new System.Windows.Forms.MenuItem();
			this.nouveaubutton = new System.Windows.Forms.Button();
			this.police = new System.Windows.Forms.MenuItem();
			this.redo = new System.Windows.Forms.MenuItem();
			this.browse = new System.Windows.Forms.MenuItem();
			this.coller = new System.Windows.Forms.MenuItem();
			this.copierbutton = new System.Windows.Forms.Button();
			this.SuspendLayout();
			// 
			// od_color
			// 
			this.od_color.FullOpen = true;
			// 
			// policebutton
			// 
			this.policebutton.Enabled = false;
			this.policebutton.Image = ((System.Drawing.Image)(resources.GetObject("policebutton.Image")));
			this.policebutton.Location = new System.Drawing.Point(184, 8);
			this.policebutton.Name = "policebutton";
			this.policebutton.Size = new System.Drawing.Size(24, 24);
			this.policebutton.TabIndex = 10;
			this.policebutton.Click += new System.EventHandler(this.police_Click);
			// 
			// undo
			// 
			this.undo.Index = 0;
			this.undo.Shortcut = System.Windows.Forms.Shortcut.CtrlZ;
			this.undo.Text = "Annuler";
			this.undo.Click += new System.EventHandler(this.undo_Click);
			// 
			// menuItem2
			// 
			this.menuItem2.Enabled = false;
			this.menuItem2.Index = 2;
			this.menuItem2.MenuItems.AddRange(new System.Windows.Forms.MenuItem[] {
						this.couleur,
						this.police});
			this.menuItem2.Text = "Format";
			// 
			// saveFile
			// 
			this.saveFile.Filter = "Fichier texte (*.txt)|*.txt|Fichiers JScript (*.js)|*.js|Fichiers php (*.php,*.ph" +
"p3) |*.php;*.php3|Pages Web (*.htm,*.html)|*.htm;*.html|Tous (*.*)|*.*";
			// 
			// couleur
			// 
			this.couleur.Index = 0;
			this.couleur.Text = "Couleur";
			this.couleur.Click += new System.EventHandler(this.couleur_Click);
			// 
			// text
			// 
			this.text.AcceptsTab = true;
			this.text.DetectUrls = false;
			this.text.Enabled = false;
			this.text.Font = new System.Drawing.Font("Lucida Console", 9.75F, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, ((System.Byte)(0)));
			this.text.HideSelection = false;
			this.text.Location = new System.Drawing.Point(8, 40);
			this.text.Name = "text";
			this.text.Size = new System.Drawing.Size(824, 536);
			this.text.TabIndex = 0;
			this.text.Text = "";
			// 
			// mainMenu1
			// 
			this.mainMenu1.MenuItems.AddRange(new System.Windows.Forms.MenuItem[] {
						this.menuItem1,
						this.menuItem3,
						this.menuItem2,
						this.menuItem6});
			// 
			// collerbutton
			// 
			this.collerbutton.Enabled = false;
			this.collerbutton.Image = ((System.Drawing.Image)(resources.GetObject("collerbutton.Image")));
			this.collerbutton.Location = new System.Drawing.Point(136, 8);
			this.collerbutton.Name = "collerbutton";
			this.collerbutton.Size = new System.Drawing.Size(24, 24);
			this.collerbutton.TabIndex = 6;
			this.collerbutton.Click += new System.EventHandler(this.coller_Click);
			// 
			// couperbutton
			// 
			this.couperbutton.Enabled = false;
			this.couperbutton.Image = ((System.Drawing.Image)(resources.GetObject("couperbutton.Image")));
			this.couperbutton.Location = new System.Drawing.Point(112, 8);
			this.couperbutton.Name = "couperbutton";
			this.couperbutton.Size = new System.Drawing.Size(24, 24);
			this.couperbutton.TabIndex = 5;
			this.couperbutton.Click += new System.EventHandler(this.couper_Click);
			// 
			// save
			// 
			this.save.Enabled = false;
			this.save.Index = 2;
			this.save.Shortcut = System.Windows.Forms.Shortcut.CtrlS;
			this.save.Text = "Enregistrer";
			this.save.Click += new System.EventHandler(this.save_Click);
			// 
			// nouveau
			// 
			this.nouveau.Index = 0;
			this.nouveau.Shortcut = System.Windows.Forms.Shortcut.CtrlN;
			this.nouveau.Text = "Nouveau";
			this.nouveau.Click += new System.EventHandler(this.nouveau_Click);
			// 
			// openFile
			// 
			this.openFile.Filter = "Fichier texte (*.txt)|*.txt|Fichiers JScript (*.js)|*.js|Fichiers php (*.php,*.ph" +
"p3) |*.php;*.php3|Pages Web (*.htm,*.html)|*.htm;*.html|Tous (*.*)|*.*";
			this.openFile.Title = "Ouvrir un fichier";
			// 
			// menuItem4
			// 
			this.menuItem4.Index = -1;
			this.menuItem4.Text = "";
			// 
			// menuItem6
			// 
			this.menuItem6.Index = 3;
			this.menuItem6.MenuItems.AddRange(new System.Windows.Forms.MenuItem[] {
						this.about});
			this.menuItem6.Text = "?";
			// 
			// couper
			// 
			this.couper.Index = 2;
			this.couper.Shortcut = System.Windows.Forms.Shortcut.CtrlX;
			this.couper.Text = "Couper";
			this.couper.Click += new System.EventHandler(this.couper_Click);
			// 
			// menuItem1
			// 
			this.menuItem1.Index = 0;
			this.menuItem1.MenuItems.AddRange(new System.Windows.Forms.MenuItem[] {
						this.nouveau,
						this.browse,
						this.save,
						this.saveas,
						this.quitter});
			this.menuItem1.Text = "Fichier";
			// 
			// saveas
			// 
			this.saveas.Enabled = false;
			this.saveas.Index = 3;
			this.saveas.Text = "Enregistrer-sous";
			this.saveas.Click += new System.EventHandler(this.saveas_Click);
			// 
			// menuItem3
			// 
			this.menuItem3.Enabled = false;
			this.menuItem3.Index = 1;
			this.menuItem3.MenuItems.AddRange(new System.Windows.Forms.MenuItem[] {
						this.undo,
						this.redo,
						this.couper,
						this.copier,
						this.coller});
			this.menuItem3.Text = "Edition";
			// 
			// status
			// 
			this.status.Location = new System.Drawing.Point(0, 584);
			this.status.Name = "status";
			this.status.Size = new System.Drawing.Size(840, 22);
			this.status.TabIndex = 3;
			// 
			// about
			// 
			this.about.Index = 0;
			this.about.Shortcut = System.Windows.Forms.Shortcut.F1;
			this.about.Text = "A propos";
			this.about.Click += new System.EventHandler(this.about_Click);
			// 
			// couleurbutton
			// 
			this.couleurbutton.Enabled = false;
			this.couleurbutton.Image = ((System.Drawing.Image)(resources.GetObject("couleurbutton.Image")));
			this.couleurbutton.Location = new System.Drawing.Point(208, 8);
			this.couleurbutton.Name = "couleurbutton";
			this.couleurbutton.Size = new System.Drawing.Size(24, 24);
			this.couleurbutton.TabIndex = 9;
			this.couleurbutton.Click += new System.EventHandler(this.couleur_Click);
			// 
			// quitter
			// 
			this.quitter.Index = 4;
			this.quitter.Shortcut = System.Windows.Forms.Shortcut.AltF4;
			this.quitter.Text = "Quitter";
			this.quitter.Click += new System.EventHandler(this.quitter_Click);
			// 
			// ouvrirbutton
			// 
			this.ouvrirbutton.Image = ((System.Drawing.Image)(resources.GetObject("ouvrirbutton.Image")));
			this.ouvrirbutton.Location = new System.Drawing.Point(32, 8);
			this.ouvrirbutton.Name = "ouvrirbutton";
			this.ouvrirbutton.Size = new System.Drawing.Size(24, 24);
			this.ouvrirbutton.TabIndex = 8;
			this.ouvrirbutton.Click += new System.EventHandler(this.browse_Click);
			// 
			// copier
			// 
			this.copier.Index = 3;
			this.copier.Shortcut = System.Windows.Forms.Shortcut.CtrlC;
			this.copier.Text = "Copier";
			this.copier.Click += new System.EventHandler(this.copier_Click);
			// 
			// nouveaubutton
			// 
			this.nouveaubutton.Image = ((System.Drawing.Image)(resources.GetObject("nouveaubutton.Image")));
			this.nouveaubutton.Location = new System.Drawing.Point(8, 8);
			this.nouveaubutton.Name = "nouveaubutton";
			this.nouveaubutton.Size = new System.Drawing.Size(24, 24);
			this.nouveaubutton.TabIndex = 11;
			this.nouveaubutton.Click += new System.EventHandler(this.nouveau_Click);
			// 
			// police
			// 
			this.police.Index = 1;
			this.police.Text = "Police";
			this.police.Click += new System.EventHandler(this.police_Click);
			// 
			// redo
			// 
			this.redo.Index = 1;
			this.redo.Shortcut = System.Windows.Forms.Shortcut.CtrlY;
			this.redo.Text = "Refaire";
			this.redo.Click += new System.EventHandler(this.redo_Click);
			// 
			// browse
			// 
			this.browse.Index = 1;
			this.browse.Shortcut = System.Windows.Forms.Shortcut.CtrlO;
			this.browse.Text = "Ouvrir";
			this.browse.Click += new System.EventHandler(this.browse_Click);
			// 
			// coller
			// 
			this.coller.Index = 4;
			this.coller.Shortcut = System.Windows.Forms.Shortcut.CtrlV;
			this.coller.Text = "Coller";
			this.coller.Click += new System.EventHandler(this.coller_Click);
			// 
			// copierbutton
			// 
			this.copierbutton.Enabled = false;
			this.copierbutton.Image = ((System.Drawing.Image)(resources.GetObject("copierbutton.Image")));
			this.copierbutton.Location = new System.Drawing.Point(88, 8);
			this.copierbutton.Name = "copierbutton";
			this.copierbutton.Size = new System.Drawing.Size(24, 24);
			this.copierbutton.TabIndex = 4;
			this.copierbutton.Click += new System.EventHandler(this.copier_Click);
			// 
			// MainForm
			// 
			this.AutoScaleBaseSize = new System.Drawing.Size(5, 14);
			this.ClientSize = new System.Drawing.Size(840, 606);
			this.Controls.Add(this.nouveaubutton);
			this.Controls.Add(this.policebutton);
			this.Controls.Add(this.couleurbutton);
			this.Controls.Add(this.ouvrirbutton);
			this.Controls.Add(this.collerbutton);
			this.Controls.Add(this.couperbutton);
			this.Controls.Add(this.copierbutton);
			this.Controls.Add(this.text);
			this.Controls.Add(this.status);
			this.Location = new System.Drawing.Point(40, 40);
			this.Menu = this.mainMenu1;
			this.Name = "MainForm";
			this.StartPosition = System.Windows.Forms.FormStartPosition.Manual;
			this.Text = "Editeur v.1.0";
			this.Click += new System.EventHandler(this.browse_Click);
			this.ResumeLayout(false);
		}
		#endregion
			
		private void browse_Click(object sender, System.EventArgs e)
		{
			if (openFile.ShowDialog()==DialogResult.OK)
			{
				status.Text=openFile.FileName;
				TextReader txt= new StreamReader(status.Text);
				string getText=txt.ReadToEnd();
				text.Text=getText;
			
			save.Enabled=true;
			saveas.Enabled=true;
			copierbutton.Enabled=true;
			couperbutton.Enabled=true;
			collerbutton.Enabled=true;
			policebutton.Enabled=true;
			couleurbutton.Enabled=true;
			menuItem2.Enabled=true;
			menuItem3.Enabled=true;
			text.Enabled=true;	
			}
			else
			{
			
			}
		}
	
		private void about_Click(object sender, System.EventArgs e)
		{
			MessageBox.Show("             © Tahiti_bob\n    http://cginvent.virtuelnet.net    ", "A propos", MessageBoxButtons.OK, MessageBoxIcon.None, MessageBoxDefaultButton.Button1);
		}
		
		private void quitter_Click(object sender, System.EventArgs e)
		{
		      DialogResult dr =  MessageBox.Show("Voulez vous réellement quitter cette application ?", "Quitter l'application", MessageBoxButtons.YesNo, MessageBoxIcon.Question, MessageBoxDefaultButton.Button2);
            if(dr == DialogResult.Yes)
            { 
                Application.Exit(); 
            }
		}
	
		private void couleur_Click(object sender, System.EventArgs e)
		{
            if(od_color.ShowDialog()==DialogResult.OK)
            {
                text.SelectionColor = od_color.Color;
            }
		}
		
		private void police_Click(object sender, System.EventArgs e)
		{
            if(od_police.ShowDialog()==DialogResult.OK)
            {
                text.SelectionFont = od_police.Font;
            }
		}
		
		private void undo_Click(object sender, System.EventArgs e)
		{
            	text.Undo();
		}
		
		private void redo_Click(object sender, System.EventArgs e)
		{
                text.Redo(); 
		}
		
		private void copier_Click(object sender, System.EventArgs e)
		{
              	text.Copy();
		}
		
		private void couper_Click(object sender, System.EventArgs e)
		{
               	text.Cut();
		}
		
		private void coller_Click(object sender, System.EventArgs e)
		{
               	text.Paste(); 
		}
	
	
		private void save_Click(object sender, System.EventArgs e)
	 	{
           TextReader txt= new StreamReader(status.Text);
			string getText2=txt.ReadToEnd();
	 		
			if (text.Text!=getText2)
           	{
           	text.SaveFile(status.Text,RichTextBoxStreamType.PlainText);
           	}
           	else
           	{
           		if (saveFile.ShowDialog()==DialogResult.OK)
           		{
           		text.SaveFile(saveFile.FileName,RichTextBoxStreamType.PlainText);
           		}
          	 }
        }
        
        private void saveas_Click(object sender, System.EventArgs e)
		{
			if (saveFile.ShowDialog()==DialogResult.OK)
           	{
           	text.SaveFile(saveFile.FileName,RichTextBoxStreamType.PlainText);
           	status.Text=saveFile.FileName;
           	save.Enabled=true;
           	}
            else
            {
            
            }
           	
 		}  
 		
 		private void nouveau_Click(object sender, System.EventArgs e)
		{
			saveas.Enabled=true;
			copierbutton.Enabled=true;
			couperbutton.Enabled=true;
			collerbutton.Enabled=true;
			policebutton.Enabled=true;
			couleurbutton.Enabled=true;
			menuItem2.Enabled=true;
			menuItem3.Enabled=true;
			text.Enabled=true;	
		

	
		}

	}
}

Conclusion :


Bugs :

Lorsque l'on fait enregistrer, on a :
"An unhandled exception...The process can't access the file..... because it's being used by another program"

Si quelqu'un a la solution a ce pb...
Merci.
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