public class ComboBoxItem
        {
            private string _text = null;
            private object _value = null;
            public string Text { get { return this._text; } set { this._text = value; } }
            public object Value { get { return this._value; } set { this._value = value; } }
            public override string ToString()
            {
                return this._text;
            }
        }

        private void Form1_Load(object sender, EventArgs e)
        {
            ComboBoxItem bt1 = new ComboBoxItem();
            ComboBoxItem bt2 = new ComboBoxItem();
            ComboBoxItem bt3 = new ComboBoxItem();
            ComboBoxItem bt4 = new ComboBoxItem();
            bt1.Text = "皮肤1";
            bt1.Value = "皮肤1";
            bt2.Text = "皮肤2";
            bt2.Value = "皮肤2";
            bt3.Text = "皮肤3";
            bt3.Value = "皮肤3";
            bt4.Text = "皮肤4";
            bt4.Value = "皮肤4";
            Type.Items.Add(bt1);
            Type.Items.Add(bt2);
            Type.Items.Add(bt3);
            Type.Items.Add(bt4);
        }

  private void Type_SelectedIndexChanged(object sender, EventArgs e)
        {
            string[] A = { "皮肤1", "皮肤2", "皮肤3", "皮肤4" };
            Type.Text = A[Type.SelectedIndex];
        }

private void Confirm_Click(object sender, EventArgs e)
        {
            switch(Type.Text)
            {
                case "皮肤1":
                    this.skinEngine1.SkinFile="DiamondBlue.ssk";
                    break;
                case "皮肤2":
                    this.skinEngine1.SkinFile="SportsBlue.ssk";
                    break;
                case "皮肤3":
                    this.skinEngine1.SkinFile="SportsCyan.ssk";
                    break;
                case "皮肤4":
                    this.skinEngine1.SkinFile="diamondgreen.ssk";
                    break;
            }                   
       
        }