遍历forms上的所有控件

C#代码  

1. foreach (System.Windows.Forms.Control control in this.groupBox2.Controls)//遍历groupBox2上的所有控件  
2.    {   
3.     if (control is System.Windows.Forms.PictureBox)   
4.     {   
5.      System.Windows.Forms.PictureBox pb = (System.Windows.Forms.PictureBox)control;   
6.      pb.AllowDrop = true;   
7.     }   
8.    }  

foreach (System.Windows.Forms.Control control in this.groupBox2.Controls)//遍历groupBox2上的所有控件   {    if (control is System.Windows.Forms.PictureBox)    {     System.Windows.Forms.PictureBox pb = (System.Windows.Forms.PictureBox)control;     pb.AllowDrop = true;    }   }

 --------------------------------------------------------------------------------------------------------------------------

C#代码  

1. foreach (System.Windows.Forms.Control control in this.Controls)//遍历Form上的所有控件  
2.    {   
3.     if (control is System.Windows.Forms.PictureBox)   
4.     {   
5.      System.Windows.Forms.PictureBox pb = (System.Windows.Forms.PictureBox)control;   
6.      pb.AllowDrop = true;   
7.     }   
8.    }