beargo进！ 把代码发来吧，谢谢了。

Question

我没什么分了，呵呵。 
越简单越好，拿过来能跑就行。

Answer 1

/// <summary>
    /// 主窗口
    /// </summary>
    public partial class Form2 : Form
    {
        public Form2()
        {
            InitializeComponent();
        }        private void button1_Click(object sender, EventArgs e)
        {
            Form1 f = new Form1();
            new Thread(new ThreadStart(delegate()
            {
                f.InitializeData();
            })).Start();
            f.Progress += delegate(string text, int index)
            {
                this.Invoke((MethodInvoker)delegate()
                {
                    this.Text = text;
                    progressBar1.Value = index;
                    if(index==100)
                    {
                        f.Show();
                    }
                });
            };
            
        }
    }/// <summary>
    /// 这是启动的子窗口
    /// </summary>
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }        public delegate void ProgressEventHandler(string Text, int value);        public event ProgressEventHandler Progress;
        /// <summary>
        /// 初始化数据
        /// </summary>
        public void InitializeData()
        {
            for (int i = 1; i <= 100; i++)
            {
                if (null != Progress)
                {
                    Progress(string.Format("正在初始化数据，已完成{0}%,", i), i);
                    System.Threading.Thread.Sleep(100);
                }
            }
        }
    }

Answer 2

progressBar1，button1两个控件自己拖去