无闪烁的listview

 Q:http://topic.youkuaiyun.com/u/20071205/15/116fa433-69bc-418d-a31c-3c279abc8007.html

A:

public   partial   class  Form1 : Form
     ... {
        
         class    DoubleBufferListView   :   ListView 
         ... { 
                 public    DoubleBufferListView() 
                 ... { 
                        SetStyle(ControlStyles.DoubleBuffer | ControlStyles.OptimizedDoubleBuffer  |   ControlStyles.AllPaintingInWmPaint,    true ); 
                        UpdateStyles(); 
                }  
        }  


         public  Form1()
         ... {
            InitializeComponent();
        }

        DoubleBufferListView lv  =   new  DoubleBufferListView();
         private   void  Form1_Load( object  sender, EventArgs e)
         ... {
           
             this .Controls.Add(lv);
            lv.Height  =   300 ;
            lv.Width  =   300 ;
             new  System.Threading.Thread( new  System.Threading.ParameterizedThreadStart(doAdd)).Start();
        }

         
         void  doAdd( object  obj)
         ... {
             if  ( this .InvokeRequired)
             ... {
                 this .Invoke( new  System.Action < object > (doAdd),  new   object []  ... { obj } );
            }
             else
             ... {
                 for  ( int  i  =   0 ; i  <   100 ; i ++ )
                 ... {
                     this .lv.Items.Add( new  ListViewItem( " jinjazz "   +   this .lv.Items.Count.ToString()));
                    System.Threading.Thread.Sleep( 10 );
                    Application.DoEvents();
                }
            }
        }
    }