C# でインターフェイスをロードする典型的な例

using System;using System.Collections.Generic;using
 System.ComponentModel;using System.Data;using System.Drawing;using
 System.Linq;using
 System.Text;using
 System.Windows.Forms;using
 System.Threading;
namespace CDemoTest{
    public partial class FrmMain : Form
    {
        private FrmLoading loadForm;
        public FrmMain()
        {
            //创建加载窗体
             loadForm = new FrmLoading();
            //指定窗体加载完毕时的事件
            this.Shown += FrmLoading_Close; 
            loadForm.Show();
            //主窗体初始化方法
            InitializeComponent();
            }
        //声明关闭加载窗体方法
        private void FrmLoading_Close(object sender, EventArgs e)
        {
        loadForm.Close();
        }
        private void FrmMain_Load(object sender, EventArgs e)
        {
        Thread.Sleep(3000);
       }
   }
}