获取系统语言、货币符号、国家信息等

【核心代码】

using System;
using System.Drawing;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;
using System.Data;
using System.Globalization;
namespace Info
{
	/// <summary>
	/// Form1 的摘要说明。
	/// </summary>
	public class Form1 : System.Windows.Forms.Form
	{
		private System.Windows.Forms.Label label1;
		private System.Windows.Forms.ComboBox comboBox1;
		private System.Windows.Forms.GroupBox groupBox1;
		private System.Windows.Forms.Label label2;
		private System.Windows.Forms.Label label3;
		private System.Windows.Forms.Label label4;
		private System.Windows.Forms.Label label5;
		private System.Windows.Forms.Label label6;
		private System.Windows.Forms.Label label7;
		/// <summary>
		/// 必需的设计器变量。
		/// </summary>
		private System.ComponentModel.Container components = null;

		public Form1()
		{
			//
			// Windows 窗体设计器支持所必需的
			//
			InitializeComponent();

			//
			// TODO: 在 InitializeComponent 调用后添加任何构造函数代码
			//
		}

		/// <summary>
		/// 清理所有正在使用的资源。
		/// </summary>
		protected override void Dispose( bool disposing )
		{
			if( disposing )
			{
				if (components != null) 
				{
					components.Dispose();
				}
			}
			base.Dispose( disposing );
		}

		#region Windows 窗体设计器生成的代码
		/// <summary>
		/// 设计器支持所需的方法 - 不要使用代码编辑器修改
		/// 此方法的内容。
		/// </summary>
		private void InitializeComponent()
		{
			this.label1 = new System.Windows.Forms.Label();
			this.comboBox1 = new System.Windows.Forms.ComboBox();
			this.groupBox1 = new System.Windows.Forms.GroupBox();
			this.label7 = new System.Windows.Forms.Label();
			this.label6 = new System.Windows.Forms.Label();
			this.label5 = new System.Windows.Forms.Label();
			this.label4 = new System.Windows.Forms.Label();
			this.label3 = new System.Windows.Forms.Label();
			this.label2 = new System.Windows.Forms.Label();
			this.groupBox1.SuspendLayout();
			this.SuspendLayout();
			// 
			// label1
			// 
			this.label1.Location = new System.Drawing.Point(16, 8);
			this.label1.Name = "label1";
			this.label1.Size = new System.Drawing.Size(72, 16);
			this.label1.TabIndex = 0;
			this.label1.Text = "选择国家：";
			// 
			// comboBox1
			// 
			this.comboBox1.Items.AddRange(new object[] {
														   "中国",
														   "美国",
														   "俄罗斯",
														   "英国",
														   "法国",
														   "德国",
														   "日本",
														   "意大利"});
			this.comboBox1.Location = new System.Drawing.Point(96, 8);
			this.comboBox1.Name = "comboBox1";
			this.comboBox1.Size = new System.Drawing.Size(240, 20);
			this.comboBox1.TabIndex = 1;
			this.comboBox1.TextChanged  = new System.EventHandler(this.comboBox1_TextChanged);
			// 
			// groupBox1
			// 
			this.groupBox1.Controls.Add(this.label7);
			this.groupBox1.Controls.Add(this.label6);
			this.groupBox1.Controls.Add(this.label5);
			this.groupBox1.Controls.Add(this.label4);
			this.groupBox1.Controls.Add(this.label3);
			this.groupBox1.Controls.Add(this.label2);
			this.groupBox1.Location = new System.Drawing.Point(8, 32);
			this.groupBox1.Name = "groupBox1";
			this.groupBox1.Size = new System.Drawing.Size(328, 132);
			this.groupBox1.TabIndex = 2;
			this.groupBox1.TabStop = false;
			this.groupBox1.Text = "国家和文化信息";
			// 
			// label7
			// 
			this.label7.Location = new System.Drawing.Point(16, 104);
			this.label7.Name = "label7";
			this.label7.Size = new System.Drawing.Size(296, 16);
			this.label7.TabIndex = 5;
			this.label7.Text = "语言名称：";
			// 
			// label6
			// 
			this.label6.Location = new System.Drawing.Point(16, 88);
			this.label6.Name = "label6";
			this.label6.Size = new System.Drawing.Size(296, 16);
			this.label6.TabIndex = 4;
			this.label6.Text = "国家三字码：";
			// 
			// label5
			// 
			this.label5.Location = new System.Drawing.Point(16, 72);
			this.label5.Name = "label5";
			this.label5.Size = new System.Drawing.Size(296, 16);
			this.label5.TabIndex = 3;
			this.label5.Text = "是否使用公制：";
			// 
			// label4
			// 
			this.label4.Location = new System.Drawing.Point(16, 56);
			this.label4.Name = "label4";
			this.label4.Size = new System.Drawing.Size(296, 16);
			this.label4.TabIndex = 2;
			this.label4.Text = "货币符号：";
			// 
			// label3
			// 
			this.label3.Location = new System.Drawing.Point(16, 40);
			this.label3.Name = "label3";
			this.label3.Size = new System.Drawing.Size(296, 16);
			this.label3.TabIndex = 1;
			this.label3.Text = "国家英文名：";
			// 
			// label2
			// 
			this.label2.Location = new System.Drawing.Point(16, 24);
			this.label2.Name = "label2";
			this.label2.Size = new System.Drawing.Size(296, 16);
			this.label2.TabIndex = 0;
			this.label2.Text = "国家全名：";
			// 
			// Form1
			// 
			this.AutoScaleBaseSize = new System.Drawing.Size(6, 14);
			this.ClientSize = new System.Drawing.Size(344, 174);
			this.Controls.Add(this.groupBox1);
			this.Controls.Add(this.comboBox1);
			this.Controls.Add(this.label1);
			this.MaximizeBox = false;
			this.Name = "Form1";
			this.StartPosition = System.Windows.Forms.FormStartPosition.CenterScreen;
			this.Text = "演示获取系统文化和国家信息";
			this.groupBox1.ResumeLayout(false);
			this.ResumeLayout(false);

		}
		#endregion

		/// <summary>
		/// 应用程序的主入口点。
		/// </summary>
		[STAThread]
		static void Main() 
		{
			Application.Run(new Form1());
		}

		
		private void comboBox1_TextChanged(object sender, System.EventArgs e)
		{
			string country=this.comboBox1.Text;
			string region="";
			string culture="";
			switch(country)
			{
				case "中国":
					region="CN";
					culture="zh-CN";
					break;
				case "美国":
					region="US";
					culture="en-US";
					break;
				case "俄罗斯":
					region="RU";
					culture="ru-RU";
					break;
				case "英国":
					region="GB";
					culture="en-GB";
					break;
				case "法国":
					region="FR";
					culture="fr-FR";
					break;
				case "德国":
					region="DE";
					culture="de-DE";
					break;
				case "日本":
					region="JP";
					culture="ja-JP";
					break;
				case "意大利":
					region="IT";
					culture="it-IT";
					break;
			}
			this.groupBox1.Text=country "国家和文化信息";
			RegionInfo MyRegionInfo=new RegionInfo(region);
			this.label2.Text="国家全名：" MyRegionInfo.DisplayName;
			this.label3.Text="国家英文名：" MyRegionInfo.EnglishName;
			this.label4.Text="货币符号：" MyRegionInfo.CurrencySymbol;
			if(MyRegionInfo.IsMetric)
			    this.label5.Text="是否使用公制：是";
			else
				this.label5.Text="是否使用公制：否";
			this.label6.Text="三字地区码：" MyRegionInfo.ThreeLetterISORegionName;
			CultureInfo MyCultureInfo=new CultureInfo(culture);
			this.label7.Text="语言名称：" MyCultureInfo.Parent.DisplayName;			
		}
	}
}