2019.06.03-简单线程

 

private void main()
{
　　private delegate void MyInvoke();
　　Thread th = new Thread(new ThreadStart(selectThread));
　　th.IsBackground = true;
　　th.Start();
}


public void selectThread()
{
           
   GridViewDataBind.select(str, ref d, ref d_copy, ref pageCount, ref pageSize, ref page);
   if (d == null)
   {                          
      MyInvoke m = new MyInvoke(enable);
      if (this.InvokeRequired)
      {
         this.BeginInvoke(m);
      }
      return;
   }
         
}
private void enable()
{
   MessageBox.Show("Data Reading Error!");
   button1.Enabled = true;
}