Winform 数据绑定

  1 namespace WindowsFormsApplication1
  2 {
  3     public partial class Form1 : Form
  4     {
  5         private List<Student> _students = new List<Student>();
  6 
  7         public Form1()
  8         {
  9             InitializeComponent();
 10 
 11             _students.Add(new Student() { Name = "黄勇", Age = 25, School = "哈尔滨商业大学" });
 12 
 13             _students.Add(new Student() { Name = "何明", Age = 26, School = "湖南理工大学" });
 14 
 15             _students.Add(new Student() { Name = "Tommy", Age = 32, School = "香港大学" });
 16 
 19             var bindingList = new BindingList<Student>(_students);
 20 
 23             dataGridView1.DataSource = bindingList;
 24 
 25         }
 26 
 27         private void button1_Click(object sender, EventArgs e)
 28         {
 29             var student = _students.FirstOrDefault(item => item.Name.Equals("何明"));
 30 
 31             if (student != null)
 32             {
 33                 //可动态刷新UI
 34                 student.Name = "28";
 35             }
 36         }
 37     }
 38 
 39     public class Student : INotifyPropertyChanged
 40     {
 41         public event PropertyChangedEventHandler PropertyChanged;
 42 
 43         private String _name;
 44         private Int32 _age;
 45         private String _school;
 46 
 47         public String Name
 48         {
 49             get
 50             {
 51                 return _name;
 52             }
 53             set
 54             {
 55                 if (value != _name)
 56                 {
 57                     _name = value;
 58                     this.NotifyPropertyChanged("Name");
 59                 }
 60             }
 61         }
 62 
 63         public Int32 Age
 64         {
 65             get
 66             {
 67                 return _age;
 68             }
 69             set
 70             {
 71                 if (value != _age)
 72                 {
 73                     _age = value;
 74                     this.NotifyPropertyChanged("Age");
 75                 }
 76             }
 77         }
 78 
 79         public String School
 80         {
 81             get
 82             {
 83                 return _school;
 84             }
 85             set
 86             {
 87                 if (value != _school)
 88                 {
 89                     _school = value;
 90                     this.NotifyPropertyChanged("School");
 91                 }
 92             }
 93         }
 94 
 95         private void NotifyPropertyChanged(string name)
 96         {
 97             if (PropertyChanged != null)
 98             {
 99                 PropertyChanged(this, new PropertyChangedEventArgs(name));
100             }
101         }
102     }
103 }