摘要: using System;using System.Collections;using System.Collections.Generic;using System.Data;using System.Text;using System.Data.SqlClient;using System.Data.OleDb;using System.IO;namespace JC.DAL{ public class DbHelperSQL { public static SqlConnection Conn; public static bool TestCon... 阅读全文
posted @ 2012-05-11 11:18 念余温 阅读(1484) 评论(0) 推荐(1) 编辑
摘要: private bool IsExistsItem(string text) { foreach(ListViewItem item in listView1.Items) { if(item.Text==text) return true; } return false; } 当窗体中的textbox控件发生回车事件时,向ListView中添加输入的数据: //调用 ListViewItem list = new ListViewItem(); list.Text = textBoxBarcode.T... 阅读全文
posted @ 2012-05-11 11:17 念余温 阅读(3848) 评论(0) 推荐(0) 编辑