Globalization, Internationalization (I18N), and Localization using C# and .NET 2.0

/*[ Compilation unit ----------------------------------------------------------

   Component       : I18N Demo Application

   Name            : MainForm.cs

   Last Author     : Ravikant Kumar, Siemens Medical Solutions, Inc.

   Language        : C#

   Description     : Implementation of MainForm
 
   Copyright (C) Ravi. 1996-2009 All Rights Reserved

-----------------------------------------------------------------------------*/
/*] END */

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;
using System.Threading;
using System.Globalization;

namespace CultureInfoDemo
{
    public partial class MainForm : Form
    {
        #region Fields
        private int myOldLocationX;
        private int myOldLocationY;
        private bool myCanFormMove;
        #endregion

        #region Constants
        private const string FIXED_TEXT = "InvariantCultureText";
        #endregion

        #region Constructor
        public MainForm()
        {
            //InitializeComponent();
        }
        #endregion

        #region Public Methods
        public void SetCultureInfo(string culture)
        {
            CultureInfo myCultureInfo = new CultureInfo(culture);
            Thread.CurrentThread.CurrentCulture = myCultureInfo;
            Thread.CurrentThread.CurrentUICulture = myCultureInfo;

            InitializeComponent();

            myDisplayLabel.Text = string.Format(myCultureInfo, CommonResource.In, culture, CommonResource.ReadFromResource);

            myAppCultureName.Text = CommonResource.ApplicationCultureName + myCultureInfo.Name;
            myAppCultureNativeName.Text = CommonResource.ApplicationCultureNativeName + myCultureInfo.NativeName;
            myAppCultureEnglishName.Text = CommonResource.ApplicationCultureEnglishName + myCultureInfo.EnglishName;
            myAppCultureNeutralName.Text = CommonResource.ApplicationCultureNeutralName + myCultureInfo.TwoLetterISOLanguageName;
            myAppCultureLanguageName.Text = CommonResource.ApplicationCultureLanguageName + myCultureInfo.ThreeLetterISOLanguageName;
            myAppCultureWindowsName.Text = CommonResource.ApplicationCultureWindowsName + myCultureInfo.ThreeLetterWindowsLanguageName;


            myFullDateTimePattern.Text = CommonResource.FullDateTimePattern + myCultureInfo.DateTimeFormat.FullDateTimePattern;
            myFormattedDateTime.Text = CommonResource.FormattedDateTime + DateTime.Now.ToString(myCultureInfo.DateTimeFormat);

            RegionInfo regionInfo = new RegionInfo(myCultureInfo.Name);

            myRegionCurrencySymbol.Text = CommonResource.RegionCurrencySymbol + regionInfo.CurrencySymbol;
            myRegionEnglishName.Text = CommonResource.RegionEnglishName + regionInfo.EnglishName;
            myRegionCurrencyEnglishName.Text = CommonResource.RegionCurrencyEnglishName + regionInfo.CurrencyEnglishName;

            myFormattedNumber.Text = CommonResource.FormattedNumber + 6500000.ToString("C", myCultureInfo.NumberFormat);

            myDisplayLabel.Text = ResourceManager.GetString(FIXED_TEXT, CultureInfo.InvariantCulture);

            myLanguagePictureBox.BackgroundImage = Images.Image1;
        }
        #endregion

        #region Event Handlers
        private void myCloseButton_Click(object sender, EventArgs e)
        {
            Application.Exit();
        }

        private void myShowMsgButton_Click(object sender, EventArgs e)
        {
            RegionInfo regionInfo = new RegionInfo(CultureInfo.CurrentCulture.Name);
            string caption = regionInfo.EnglishName;

            DateTime dateOfBirth;

            // Invariant Culture can read the format specified in TextBox, otherwise it 
            // will expect the date in respective culture format. Change the CultureInfo type
            // and see the difference.
            DateTime.TryParse(myAgeTextBox.Text, CultureInfo.InvariantCulture,
                DateTimeStyles.AssumeLocal, out dateOfBirth);

            if (dateOfBirth.CompareTo(DateTime.MinValue) == 0)
            {
                MessageBox.Show(CommonResource.DOBIsIncorrect, caption);
                return;
            }

            try
            {
                DateTime finalDate = new DateTime((DateTime.Now - dateOfBirth).Ticks);

                MessageBox.Show(CommonResource.Years + (finalDate.Year - 1).ToString() + CommonResource.Months +
                    (finalDate.Month - 1).ToString() + CommonResource.Days +
                    (finalDate.Day - 1).ToString(), caption);
            }
            catch (ArgumentOutOfRangeException)
            {
                MessageBox.Show(CommonResource.BornInFuture, caption);
            }
        }

        private void myMinimizeButton_Click(object sender, EventArgs e)
        {
            this.WindowState = FormWindowState.Minimized;
        }

        private void myRestartButton_Click(object sender, EventArgs e)
        {
            Application.Restart();
        }

        private void myTitleLabel_MouseDown(object sender, MouseEventArgs e)
        {
            if (e.Button == MouseButtons.Left)
            {
                myCanFormMove = true;
                myOldLocationX = e.X;
                myOldLocationY = e.Y;
            }
        }

        private void myTitleLabel_MouseMove(object sender, MouseEventArgs e)
        {
            if (myCanFormMove)
            {
                this.Left = this.Left + (e.X - myOldLocationX);
                this.Top = this.Top + (e.Y - myOldLocationY);
            }
        }

        private void myTitleLabel_MouseUp(object sender, MouseEventArgs e)
        {
            myCanFormMove = false;
        }

        private void myShowCultureCheckBox_CheckedChanged(object sender, EventArgs e)
        {
            if (!myShowCultureCheckBox.Checked)
            {
                myDisplayLabel.Text = string.Format("{0}", ResourceManager.GetString(FIXED_TEXT, CultureInfo.InvariantCulture));
            }
            else
            {
                myDisplayLabel.Text = string.Format("{0}", ResourceManager.GetString(FIXED_TEXT, CultureInfo.CurrentUICulture));
            }
        }
        #endregion
    }
}