Winform项目中TextBox控件DataBindings属性

Label1.DataBindings.Add("Text",TextBox1,"Text");

TextBox1.DataBindings.Add("Text", company, "Name");

TextBox1.DataBindings.Add("Text", company, "Employees.Name");

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.windows.FORMs;

namespace DataBindingsDemo
{
    public partial class FrmDataBindings : Form
    {
        public FrmDataBindings()
        {
            InitializeComponent();
        }

        private void FrmDataBindings_Load(object sender, EventArgs e)
        {
            //绑定到DataTable
            DataTable dtSource = GetDataTable();
            this.textBox1.DataBindings.Add("Text", dtSource, "StudentNo");
            this.textBox2.DataBindings.Add("Text", dtSource, "StudentName");
            this.textBox3.DataBindings.Add("Text", dtSource, "Sex");

            //绑定到实体对象
            Student stu = new Student() { StudentNo=2,StudentName="测试2",Sex="女"};
            //必须是绑定到对象的属性(此例中绑定到StudentNo，而不是student),
            this.textBox4.DataBindings.Add("Text", stu, "StudentNo");
            this.textBox5.DataBindings.Add("Text", stu, "StudentName");
            this.textBox6.DataBindings.Add("Text", stu, "Sex");
        }

        private DataTable GetDataTable()
        {
            DataTable dt = new DataTable();
            DataColumn dcNo = new DataColumn("StudentNo", typeof(Int32));
            DataColumn dcName = new DataColumn("StudentName", typeof(string));
            DataColumn dcSex = new DataColumn("Sex", typeof(string));
            dt.Columns.Add(dcNo);
            dt.Columns.Add(dcName);
            dt.Columns.Add(dcSex);
            dt.Rows.Add(new object[] { 1,"测试","男"});
            return dt;
        }
    }

    public class Student
    {
        private int studentNo;

        public int StudentNo
        {
            get { return studentNo; }
            set { studentNo = value; }
        }

        private string studentName;

        public string StudentName
        {
            get { return studentName; }
            set { studentName = value; }
        }

        private string sex;

        public string Sex
        {
            get { return sex; }
            set { sex = value; }
        }
    }
}