摘要：
当击了某个按钮相当于是按了某个键盘上按键privatevoidbtnPre_Click(objectsender,EventArgse){this.treeView1.Focus();//此句必要，要不然都不知道操作的是什么。SendKeys.Send("{UP}");}上面是按钮去关联键盘。下面Send的参数的对应值http://www.cnblogs.com/sydeveloper/archive/2013/02/25/2932571.html 阅读全文
摘要：
usingSystem;usingSystem.Collections.Generic;usingSystem.ComponentModel;usingSystem.Data;usingSystem.Drawing;usingSystem.Linq;usingSystem.Text;usingSystem.Windows.Forms;namespaceWindowsFormsApplication1{publicpartialclassForm1:Form{ListnodeInfoList=newList();publicForm1(){InitializeComponent();}priva 阅读全文