main.cs

Microsoft?Visual C#?.NET (Core Reference)

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

namespace SimpleEdit
{
    /// <summary>
    /// Summary description for Form1.
    /// </summary>
    public class MainForm : System.Windows.Forms.Form
    {
        int [] _customColors = null;
        private System.Windows.Forms.MainMenu mainMenu1;
        private System.Windows.Forms.TextBox textBox;
        private System.Windows.Forms.MenuItem fileMenuItem;
        private System.Windows.Forms.MenuItem fileOpenMenuItem;
        private System.Windows.Forms.MenuItem fileExitMenuItem;
        private System.Windows.Forms.MenuItem editMenuItem;
        private System.Windows.Forms.MenuItem editClearMenuItem;
        private System.Windows.Forms.MenuItem editWordWrapMenuItem;
        private System.Windows.Forms.MenuItem viewMenuItem;
        private System.Windows.Forms.MenuItem menuItem2;
        private System.Windows.Forms.MenuItem viewScrollBarMenuItem;
        private System.Windows.Forms.MenuItem hScrollMenuItem;
        private System.Windows.Forms.MenuItem vScrollMenuItem;
        private System.Windows.Forms.MenuItem fileSaveMenuItem;
        private System.Windows.Forms.MenuItem fileSaveAsMenuItem;
        /// <summary>
        /// Required designer variable.
        /// </summary>
        private System.ComponentModel.Container components = null;


        const string _fileFilter = "txt files (*.txt)|*.txt|All files (*.*)|*.*";
        const string _overwriteWarning = "File already exists, OK to overwrite?";
        const string _appName = "Mini Editor";

        string _fileName = "";
        private System.Windows.Forms.MenuItem menuItem1;
        private System.Windows.Forms.MenuItem viewBackgroundMenuItem;
        private System.Windows.Forms.MenuItem viewForegroundMenuItem;
        string _pathName = "";

        public MainForm()
        {
            //
            // Required for Windows Form Designer support
            //
            InitializeComponent();

            //
            // TODO: Add any constructor code after InitializeComponent call
            //
        }

        /// <summary>
        /// Clean up any resources being used.
        /// </summary>
        protected override void Dispose( bool disposing )
        {
            if( disposing )
            {
                if (components != null) 
                {
                    components.Dispose();
                }
            }
            base.Dispose( disposing );
        }

        #region Windows Form Designer generated code
        /// <summary>
        /// Required method for Designer support - do not modify
        /// the contents of this method with the code editor.
        /// </summary>
        private void InitializeComponent()
        {
            this.textBox = new System.Windows.Forms.TextBox();
            this.mainMenu1 = new System.Windows.Forms.MainMenu();
            this.fileMenuItem = new System.Windows.Forms.MenuItem();
            this.fileOpenMenuItem = new System.Windows.Forms.MenuItem();
            this.fileSaveMenuItem = new System.Windows.Forms.MenuItem();
            this.fileSaveAsMenuItem = new System.Windows.Forms.MenuItem();
            this.menuItem2 = new System.Windows.Forms.MenuItem();
            this.fileExitMenuItem = new System.Windows.Forms.MenuItem();
            this.viewMenuItem = new System.Windows.Forms.MenuItem();
            this.viewScrollBarMenuItem = new System.Windows.Forms.MenuItem();
            this.hScrollMenuItem = new System.Windows.Forms.MenuItem();
            this.vScrollMenuItem = new System.Windows.Forms.MenuItem();
            this.editMenuItem = new System.Windows.Forms.MenuItem();
            this.editClearMenuItem = new System.Windows.Forms.MenuItem();
            this.editWordWrapMenuItem = new System.Windows.Forms.MenuItem();
            this.menuItem1 = new System.Windows.Forms.MenuItem();
            this.viewBackgroundMenuItem = new System.Windows.Forms.MenuItem();
            this.viewForegroundMenuItem = new System.Windows.Forms.MenuItem();
            this.SuspendLayout();
            // 
            // textBox
            // 
            this.textBox.Dock = System.Windows.Forms.DockStyle.Fill;
            this.textBox.Multiline = true;
            this.textBox.Name = "textBox";
            this.textBox.Size = new System.Drawing.Size(292, 201);
            this.textBox.TabIndex = 0;
            this.textBox.Text = "";
            // 
            // mainMenu1
            // 
            this.mainMenu1.MenuItems.AddRange(new System.Windows.Forms.MenuItem[] {
                                                                                      this.fileMenuItem,
                                                                                      this.viewMenuItem,
                                                                                      this.editMenuItem});
            // 
            // fileMenuItem
            // 
            this.fileMenuItem.Index = 0;
            this.fileMenuItem.MenuItems.AddRange(new System.Windows.Forms.MenuItem[] {
                                                                                         this.fileOpenMenuItem,
                                                                                         this.fileSaveMenuItem,
                                                                                         this.fileSaveAsMenuItem,
                                                                                         this.menuItem2,
                                                                                         this.fileExitMenuItem});
            this.fileMenuItem.Text = "&File";
            this.fileMenuItem.Popup += new System.EventHandler(this.fileMenuItem_Popup);
            // 
            // fileOpenMenuItem
            // 
            this.fileOpenMenuItem.Index = 0;
            this.fileOpenMenuItem.Text = "&Open...";
            this.fileOpenMenuItem.Click += new System.EventHandler(this.fileOpenMenuItem_Click);
            // 
            // fileSaveMenuItem
            // 
            this.fileSaveMenuItem.Index = 1;
            this.fileSaveMenuItem.Text = "&Save";
            this.fileSaveMenuItem.Click += new System.EventHandler(this.fileSaveMenuItem_Click);
            // 
            // fileSaveAsMenuItem
            // 
            this.fileSaveAsMenuItem.Index = 2;
            this.fileSaveAsMenuItem.Text = "Save &As...";
            this.fileSaveAsMenuItem.Click += new System.EventHandler(this.fileSaveAsMenuItem_Click);
            // 
            // menuItem2
            // 
            this.menuItem2.Index = 3;
            this.menuItem2.Text = "-";
            // 
            // fileExitMenuItem
            // 
            this.fileExitMenuItem.Index = 4;
            this.fileExitMenuItem.Text = "E&xit";
            this.fileExitMenuItem.Click += new System.EventHandler(this.fileExitMenuItem_Click);
            // 
            // viewMenuItem
            // 
            this.viewMenuItem.Index = 1;
            this.viewMenuItem.MenuItems.AddRange(new System.Windows.Forms.MenuItem[] {
                                                                                         this.viewScrollBarMenuItem,
                                                                                         this.menuItem1,
                                                                                         this.viewBackgroundMenuItem,
                                                                                         this.viewForegroundMenuItem});
            this.viewMenuItem.Text = "&View";
            // 
            // viewScrollBarMenuItem
            // 
            this.viewScrollBarMenuItem.Index = 0;
            this.viewScrollBarMenuItem.MenuItems.AddRange(new System.Windows.Forms.MenuItem[] {
                                                                                                  this.hScrollMenuItem,
                                                                                                  this.vScrollMenuItem});
            this.viewScrollBarMenuItem.Text = "&Scroll bars";
            this.viewScrollBarMenuItem.Popup += new System.EventHandler(this.viewScrollBarMenuItem_Popup);
            // 
            // hScrollMenuItem
            // 
            this.hScrollMenuItem.Index = 0;
            this.hScrollMenuItem.Text = "&Horizontal";
            this.hScrollMenuItem.Click += new System.EventHandler(this.hScrollMenuItem_Click);
            // 
            // vScrollMenuItem
            // 
            this.vScrollMenuItem.Index = 1;
            this.vScrollMenuItem.Text = "&Vertical";
            this.vScrollMenuItem.Click += new System.EventHandler(this.vScrollMenuItem_Click);
            // 
            // editMenuItem
            // 
            this.editMenuItem.Index = 2;
            this.editMenuItem.MenuItems.AddRange(new System.Windows.Forms.MenuItem[] {
                                                                                         this.editClearMenuItem,
                                                                                         this.editWordWrapMenuItem});
            this.editMenuItem.Text = "&Edit";
            this.editMenuItem.Popup += new System.EventHandler(this.editMenuItem_Popup);
            // 
            // editClearMenuItem
            // 
            this.editClearMenuItem.Index = 0;
            this.editClearMenuItem.Text = "&Clear";
            this.editClearMenuItem.Click += new System.EventHandler(this.editClearMenuItem_Click);
            // 
            // editWordWrapMenuItem
            // 
            this.editWordWrapMenuItem.Index = 1;
            this.editWordWrapMenuItem.Text = "&Word Wrap";
            this.editWordWrapMenuItem.Click += new System.EventHandler(this.editWordWrapMenuItem_Click);
            // 
            // menuItem1
            // 
            this.menuItem1.Index = 1;
            this.menuItem1.Text = "-";
            // 
            // viewBackgroundMenuItem
            // 
            this.viewBackgroundMenuItem.Index = 2;
            this.viewBackgroundMenuItem.Text = "&Background Color...";
            this.viewBackgroundMenuItem.Click += new System.EventHandler(this.viewBackgroundMenuItem_Click);
            // 
            // viewForegroundMenuItem
            // 
            this.viewForegroundMenuItem.Index = 3;
            this.viewForegroundMenuItem.Text = "&Foreground Color...";
            this.viewForegroundMenuItem.Click += new System.EventHandler(this.viewForegroundMenuItem_Click);
            // 
            // MainForm
            // 
            this.AutoScaleBaseSize = new System.Drawing.Size(5, 13);
            this.AutoScroll = true;