public partial class Form1 : Form

    {

        public Form1()

        {

            InitializeComponent();



            this.btnOk.Enabled = false;



            this.txtAddress.Tag = false;

            this.txtAge.Tag = false;

            this.txtName.Tag = false;

            this.txtOccupator.Tag = false;



            //验证

            this.txtName.Validating += new System.ComponentModel.CancelEventHandler(this.txtBoxEmpty_Validating);

            this.txtAddress.Validating += new System.ComponentModel.CancelEventHandler(this.txtBoxEmpty_Validating);

            this.txtAge.Validating += new System.ComponentModel.CancelEventHandler(this.txtBoxEmpty_Validating);



            this.txtOccupator.Validating += new System.ComponentModel.CancelEventHandler(this.txtOccupator_Validating);



            //this.txtAge.KeyPress += new System.Windows.Forms.KeyPressEventHandler(this.txtAge_KeyPress);





            this.txtName.TextChanged += new System.EventHandler(this

                .txtBox_TextChanged);

            this.txtAddress.TextChanged += new System.EventHandler(this

    .txtBox_TextChanged);

            this.txtAge.TextChanged += new System.EventHandler(this

    .txtBox_TextChanged);

            this.txtOccupator.TextChanged += new System.EventHandler(this

    .txtBox_TextChanged);

            //this.txtName.TextChanged += new System.EventHandler(this.txtName_TextChanged);

            //this.txtName.TextChanged += new System.EventHandler(this.txtName_TextChanged);

        }

        /// <summary>

        /// ok键

        /// </summary>

        /// <param name="sender"></param>

        /// <param name="e"></param>

        private void btnOk_Click(object sender, EventArgs e)

        {

 &n