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GridView实现用...代替超长字符串

發布時間:2025/4/14 26 豆豆
生活随笔 收集整理的這篇文章主要介紹了 GridView实现用...代替超长字符串 小編覺得挺不錯的,現在分享給大家,幫大家做個參考.

后臺全部代碼:
using System;
using System.Data;
using System.Configuration;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
using System.Data.SqlClient;

public partial class _Default : System.Web.UI.Page
{

//QQ:272912705 光之翼 www.hi.baidu.com/jcomet
??? SqlConnection sqlcon;
??? SqlCommand sqlcom;
??? string strCon = "Data Source=(local);Database=北風貿易;Uid=sa;Pwd=sa";
??? protected void Page_Load(object sender, EventArgs e)
??? {
??????? if (!IsPostBack)
??????? {
??????????? ViewState["SortOrder"] = "身份證號碼";
??????????? ViewState["OrderDire"] = "ASC";
??????????? bind();
??????? }
??? }
??? protected void GridView1_RowEditing(object sender, GridViewEditEventArgs e)
??? {
??????? GridView1.EditIndex = e.NewEditIndex;
??????? bind();
??? }
??? protected void GridView1_RowDeleting(object sender, GridViewDeleteEventArgs e)
??? {
??????? string sqlstr = "delete from 飛狐工作室 where 身份證號碼='" + GridView1.DataKeys[e.RowIndex].Value.ToString() + "'";
??????? sqlcon = new SqlConnection(strCon);
??????? sqlcom = new SqlCommand(sqlstr,sqlcon);
??????? sqlcon.Open();
??????? sqlcom.ExecuteNonQuery();
??????? sqlcon.Close();
??????? bind();
??? }
??? protected void GridView1_RowUpdating(object sender, GridViewUpdateEventArgs e)
??? {
??????? sqlcon = new SqlConnection(strCon);
??????? string sqlstr = "update 飛狐工作室 set 姓名='"
??????????? + ((TextBox)(GridView1.Rows[e.RowIndex].Cells[1].Controls[0])).Text.ToString().Trim() + "',家庭住址='"
??????????? + ((TextBox)(GridView1.Rows[e.RowIndex].Cells[3].Controls[0])).Text.ToString().Trim() + "' where 身份證號碼='"
??????????? + GridView1.DataKeys[e.RowIndex].Value.ToString() + "'";
??????? sqlcom=new SqlCommand(sqlstr,sqlcon);
??????? sqlcon.Open();
??????? sqlcom.ExecuteNonQuery();
??????? sqlcon.Close();
??????? GridView1.EditIndex = -1;
??????? bind();
??? }
??? protected void GridView1_RowCancelingEdit(object sender, GridViewCancelEditEventArgs e)
??? {
??????? GridView1.EditIndex = -1;
??????? bind();
??? }
??? public void bind()
??? {
??????? string sqlstr = "select top 5 * from 飛狐工作室";
??????? sqlcon = new SqlConnection(strCon);
??????? SqlDataAdapter myda = new SqlDataAdapter(sqlstr, sqlcon);
??????? DataSet myds = new DataSet();
??????? sqlcon.Open();
??????? myda.Fill(myds, "飛狐工作室");
??????? GridView1.DataSource = myds;
??????? GridView1.DataKeyNames = new string[] { "身份證號碼" };
??????? GridView1.DataBind();
??????? for (int i = 0; i <= GridView1.Rows.Count - 1; i++)
??????? {
??????????? DataRowView mydrv;
??????????? string gIntro;
??????????? if (GridView1.PageIndex == 0)
??????????? {
??????????????? mydrv = myds.Tables["飛狐工作室"].DefaultView[i];
??????????????? gIntro = Convert.ToString(mydrv["家庭住址"]);
??????????????? GridView1.Rows[i].Cells[3].Text = SubStr(gIntro, 2);
??????????? }
??????????? else
??????????? {
??????????????? mydrv = myds.Tables["飛狐工作室"].DefaultView[i + (5 * GridView1.PageIndex)];
??????????????? gIntro = Convert.ToString(mydrv["家庭住址"]);
??????????????? GridView1.Rows[i].Cells[3].Text = SubStr(gIntro, 2);
??????????? }
??????? }
??????
??????? sqlcon.Close();
??? }
??? public string SubStr(string sString, int nLeng)
??? {
??????? if (sString.Length <= nLeng)
??????? {
??????????? return sString;
??????? }
??????? string sNewStr = sString.Substring(0, nLeng);
??????? sNewStr = sNewStr + "...";
??????? return sNewStr;
??? }
??? protected void GridView1_RowDataBound(object sender, GridViewRowEventArgs e)
??? {
??????? //如果是綁定數據行
??????? if (e.Row.RowType == DataControlRowType.DataRow)
??????? {
??????????? 鼠標經過時,行背景色變
??????????? //e.Row.Attributes.Add("onmouseover", "this.style.backgroundColor='#E6F5FA'");
??????????? 鼠標移出時,行背景色變
??????????? //e.Row.Attributes.Add("onmouseout", "this.style.backgroundColor='#FFFFFF'");

??????????? 當有編輯列時,避免出錯,要加的RowState判斷
??????????? //if (e.Row.RowState == DataControlRowState.Normal || e.Row.RowState == DataControlRowState.Alternate)
??????????? //{
??????????? //??? ((LinkButton)e.Row.Cells[6].Controls[0]).Attributes.Add("onclick", "javascript:return confirm('你確認要刪除:\"" + e.Row.Cells[1].Text + "\"嗎?')");
??????????? //}

??????? }
??????? if (e.Row.RowIndex != -1)
??????? {
??????????? int id = e.Row.RowIndex + 1;
??????????? e.Row.Cells[0].Text = id.ToString();
??????? }

??? }
}

轉載于:https://www.cnblogs.com/jcomet/archive/2008/07/14/1242494.html

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