GridView的美化 分页 直接添加 编辑 更新 删除

单击添加

点击编辑

单击选择

单击删除

<asp:Panel ID="Panel1" runat="server" Width="898px" Height="370px" 
        ScrollBars="Both">   
        <asp:GridView ID="GridView1" runat="server" Height="133px" Width="100%" 
            AutoGenerateColumns="False" DataKeyNames="id号" 
 OnRowEditing="GridView1_RowEditing" BackColor="White" BorderColor="White" 
            BorderStyle="Ridge" BorderWidth="2px" CellPadding="3" 
 CellSpacing="1" GridLines="None" OnRowUpdating="GridView1_RowUpdating" OnRowCancelingEdit="GridView1_RowCancelingEdit" 
 OnRowDataBound="GridView1_RowDataBound"  OnRowDeleting="GridView1_RowDeleting" 
            AllowPaging="True" >  
        <Columns>  
             <asp:BoundField DataField="ID号" HeaderText="ID号" />  
             <asp:BoundField DataField="名称" HeaderText="名称" />  
             <asp:BoundField DataField="编号" HeaderText="编号" />  
             <asp:CommandField HeaderText="编辑" ShowEditButton="True" />  
             <asp:CommandField HeaderText="选择" ShowSelectButton="True" />  
             <asp:CommandField HeaderText="删除" ShowDeleteButton="True" />  
         </Columns>  
         <PagerTemplate>
               <div style="float:left;">
                <asp:LinkButton ID="lb_first" runat="server" OnClick="lb_first_Click" ForeColor="#666666">首页</asp:LinkButton>
                <asp:LinkButton ID="lb_up" runat="server"  OnCommand="lb_up_Command" ForeColor="#666666">上一页</asp:LinkButton>
                <asp:LinkButton ID="lb_down" runat="server" OnCommand="lb_down_Command" ForeColor="#666666">下一页</asp:LinkButton>
                <asp:LinkButton ID="lb_end" runat="server" OnClick="lb_end_Click" ForeColor="#666666">尾页</asp:LinkButton>
                 页次：<asp:Label ID="labPage" runat="server" Text='<%# setPageIndex() %>'></asp:Label>/
                       <asp:Label ID="labPageCount" runat="server" Text='<%# setPageCount() %>'></asp:Label>页
                 共有  <asp:Label ID="labCount" runat="server" Text='<%# setRows()%>'></asp:Label>条信息，每页
                       <asp:Label ID="labPageSize" runat="server" Text='<%# setPageSize() %>'></asp:Label>条
               </div>
            </PagerTemplate>
         <RowStyle BackColor="#DEDFDE" ForeColor="Black" />  
         <FooterStyle BackColor="#C6C3C6" ForeColor="Black" />  
         <PagerStyle BackColor="#C6C3C6" ForeColor="Black" HorizontalAlign="Right" />  
         <SelectedRowStyle BackColor="#000000" Font-Bold="True" ForeColor="Red" />  
         <HeaderStyle BackColor="#4A3C8C" Font-Bold="True" ForeColor="#E7E7FF" />  
     </asp:GridView> 
      </asp:Panel>
      <div style="height: 30px;  889px; text-align: center">
        <div id="bt7">
            <asp:Label ID="Label1" runat="server" Text="&nbsp;"></asp:Label>
       </div>
        <div id="bt8">
           <asp:Label ID="Label2" runat="server" Text="&nbsp;"></asp:Label> 
       </div>       
    <div id="bt3" align="right">
      <asp:Button ID="bt_new" runat="server" Height="25px" Text="添加" 
        Width="82px" onclick="bt_new_Click" UseSubmitBehavior="False" />
    </div>
    </div>

using System;
 using System.Collections;
 using System.Configuration;
 using System.Data;
 using System.Linq;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.HtmlControls;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Xml.Linq;
using Device.DAO;
using System.Data.Sql;
using System.Data.SqlClient;

namespace Device
{
    public partial class SheBeiZhuangTaiWeiHu : System.Web.UI.Page
    {
        DataSet ds_sbztwh;//设备状态维护
        SqlDataAdapter dat_sbztwh = new SqlDataAdapter();
        public static DataTable dt_sbztk;

        public static int rows_count = 0;

        DBClass dbclass = new DBClass();

        #region[事件] [Page_Load事件]
        protected void Page_Load(object sender, EventArgs e)
        {
            if (!IsPostBack)
            {
                ds_sbztwh = new DataSet();
                string sql_yjyb = string.Format("select * from 设备状态库 order by ID号 asc");
                ds_sbztwh = dbclass.get_data(sql_yjyb, dat_sbztwh);
                dt_sbztk = ds_sbztwh.Tables[0];    
                this.GridView1.DataSource = dt_sbztk;
                this.GridView1.DataBind();
                ViewState["PageIndex"] = 0;
            }
        }
        #endregion  


        #region[事件] [添加Linkbutton]
        protected void lb_add_Click(object sender, EventArgs e)
        {
            this.GridView1.ShowFooter = true;           
        }
        #endregion

        protected void GridView1_RowDeleting(object sender, GridViewDeleteEventArgs e)
        {
            GridViewRow row = GridView1.Rows[e.RowIndex];  
           string ID = GridView1.DataKeys[e.RowIndex].Values[0].ToString().Trim();  
            string sql_del = string.Format("delete from 设备状态库 where ID号="+row.Cells[0].Text.ToString().Trim()+"");
                    dbclass.save_data(sql_del);
                    dt_sbztk.Rows[e.RowIndex].Delete();
                    Response.Write("<script type='text/javascript'>window.alert('删除成功')</script>");                                 DataBindings();  
        }

        #region[事件] [添加按钮]
        protected void bt_new_Click(object sender, EventArgs e)
        {
            string DEGREE_idstr = "select  ident_current('设备状态库')+1";
            int bh = dbclass.get_id(DEGREE_idstr);
            string sql_str = "insert into 设备状态库(名称,编号) values( ' ',' ')";
            dbclass.save_data(sql_str);
            DataRow dr = dt_sbztk.NewRow();
            dr["id号"] = bh.ToString();
            dt_sbztk.Rows.Add(dr);
            GridView1.DataSource = dt_sbztk;
            this.GridView1.DataBind();
            AllowPage(this.GridView1.PageCount - 1);
        }
        #endregion

        public void DataBindings()  
        {
            ds_sbztwh = new DataSet();
            string sql_yjyb = string.Format("select * from 设备状态库 order by ID号 asc");
            ds_sbztwh = dbclass.get_data(sql_yjyb, dat_sbztwh);
            dt_sbztk = ds_sbztwh.Tables[0];    
            this.GridView1.DataSource = dt_sbztk;  
            this.GridView1.DataBind();  
        }  

        protected void GridView1_RowCancelingEdit(object sender, GridViewCancelEditEventArgs e)
        {
              this.GridView1.EditIndex = -1;  
              DataBindings();  
        }

        protected void GridView1_RowDataBound(object sender, GridViewRowEventArgs e)
        {
            if (e.Row.RowType == DataControlRowType.DataRow)  
            {  
                if(e.Row.RowState==DataControlRowState.Normal|| e.Row.RowState==DataControlRowState.Alternate)  
                 {  

                    ((LinkButton)e.Row.Cells[5].Controls[0]).Attributes.Add("OnClick", "javascript: return confirm('你确认要删除\"" + e.Row.Cells[0].Text.Trim() + "\"吗?')");  
                   //鼠标经过时，行背景色变   
                    e.Row.Attributes.Add("onmouseover","this.style.backgroundColor='#E6F5FA'");  
                   //鼠标移出时，行背景色变   
                   e.Row.Attributes.Add("onmouseout", "this.style.backgroundColor='#DEDFDE'");  
             }  
         }  
       }

        protected void GridView1_RowEditing(object sender, GridViewEditEventArgs e)
        {
            GridView1.EditIndex = e.NewEditIndex;  
            DataBindings();  
        }

        protected void GridView1_RowUpdating(object sender, GridViewUpdateEventArgs e)
        {
            GridViewRow row = GridView1.Rows[e.RowIndex];
            int ID = Convert.ToInt32(GridView1.DataKeys[e.RowIndex].Values[0].ToString());

            string name = ((TextBox)(row.Cells[1].Controls[0])).Text.Trim();
            string score = ((TextBox)(row.Cells[2].Controls[0])).Text.Trim();
            string sql_up = string.Format("update 设备状态库 set 名称= '" + name + "', 编号='" + score + "' where  ID号=" + ID + "");
            dbclass.save_data(sql_up);
            GridView1.EditIndex = -1;


            Response.Write("<script type='text/javascript'>window.alert('修改成功')</script>"); DataBindings();
            DataBind();
        }

        #region[事件 首页]
        protected void lb_first_Click(object sender, EventArgs e)
        {
            AllowPage(0);
        }
        #endregion

        #region[事件 上一页]
        protected void lb_up_Command(object sender, CommandEventArgs e)
        {
            PageIndex--;
            AllowPage(PageIndex);
        }
        #endregion

        #region[事件 下一页]
        protected void lb_down_Command(object sender, CommandEventArgs e)
        {
            PageIndex++;
            AllowPage(PageIndex);
        }
        #endregion

        #region[事件 尾页]
        protected void lb_end_Click(object sender, EventArgs e)
        {
            AllowPage(this.GridView1.PageCount - 1);
        }
        #endregion

        #region[方法 翻页]
        protected void AllowPage(int pageIndex)
        {
            int max = this.GridView1.PageCount - 1;
            if (pageIndex > max)
            {
                this.GridView1.PageIndex = max;
                ViewState["PageIndex"] = max;
            }
            else
            {
                this.GridView1.PageIndex = pageIndex;
                ViewState["PageIndex"] = pageIndex;
            }
            DataBindings();
        }
        #endregion

        #region[获取页码]
        protected int PageIndex
        {
            set
            {
                if (value < 0)
                {
                    ViewState["PageIndex"] = 0;
                }
                else
                {
                    ViewState["PageIndex"] = value;
                }
            }
            get
            {
                return int.Parse(ViewState["PageIndex"].ToString());
            }
        }
        #endregion

        #region[方法 获取行号]
        public string vsRows
        {
            get
            {
                if (EnableViewState)
                {
                    object obj = ViewState["vsRows"];
                    if (obj != null)
                        return (string)obj;
                    else
                        return string.Empty;
                }
                else
                    return string.Empty;
            }
            set
            {
                if (EnableViewState)
                    ViewState["vsRows"] = value;
            }
        }
        #endregion

        #region[方法 setRows]
        protected string setRows()
        {
            if (!string.IsNullOrEmpty(vsRows))
            {
                return vsRows;
            }
            return "0";
        }
        #endregion

        #region[方法 设置页码]
        protected string setPageIndex()
        {
            return (this.GridView1.PageIndex + 1).ToString();
        }
        #endregion

        #region[方法 每页的条数]
        protected string setPageCount()
        {
            return this.GridView1.PageCount.ToString();
        }
        #endregion

        #region[方法 setPageSize]
        protected string setPageSize()
        {
            return this.GridView1.PageSize.ToString();
        }
        #endregion
    }
}

using System;
 using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Data.SqlClient;
using System.Data;

namespace Device.DAO
{
    public class DBClass
    {
        string constr = System.Configuration.ConfigurationSettings.AppSettings["ConnectionString"];

        public string[] get_type(string sql)   //取值的字段名一定要放在第一位。
        {
            string[] arr=null;
            string arrstr=null;
            try
            {
                SqlConnection sqlcon = new SqlConnection(constr);
                sqlcon.Open();
                SqlDataAdapter sqldba = new SqlDataAdapter(sql, sqlcon);
                DataSet ds = new DataSet();
                sqldba.Fill(ds);
                sqlcon.Close();
                if ((ds != null) && (ds.Tables[0] != null) && (ds.Tables[0].Rows.Count > 0))
                { 
                    for(int i=0;i<=ds.Tables[0].Rows.Count-1;i++)
                    {
                            arrstr += ds.Tables[0].Rows[i].ItemArray[0].ToString() +";";
                    }
                    arr = arrstr.Split(';');
                }
                return arr;
            }
            catch
            {
                return arr;
            }
            
        }

        public int get_id(string sql)
        {
            int id = 0;
            SqlConnection sqlcon = new SqlConnection(constr);
            sqlcon.Open();
            SqlDataAdapter sqldba = new SqlDataAdapter(sql, sqlcon);
            DataSet ds = new DataSet();
            sqldba.Fill(ds);
            sqlcon.Close();
            if((ds!=null)&&(ds.Tables[0]!=null)&&(ds.Tables[0].Rows.Count>0))
                id=Convert.ToInt32(ds.Tables[0].Rows[0].ItemArray[0].ToString());
            return id;
        }

        public DataSet get_data(string sql,SqlDataAdapter sqldba)
        {
            SqlConnection sqlcon = new SqlConnection(constr);
            sqlcon.Open();
            sqldba = new SqlDataAdapter(sql, sqlcon);
            DataSet ds = new DataSet();
            sqldba.Fill(ds);
            sqlcon.Close();
            return ds;
        }

        public bool update_data(DataSet ds,SqlDataAdapter sqldba)
        {
            bool bo = false;
            try
            {
                SqlConnection sqlcon = new SqlConnection(constr);
                sqlcon.Open();
                sqldba.Update(ds);
                sqlcon.Close();
                bo = true;
            }
            catch
            {
                bo = false;
            }
            return bo;
        }

        public bool save_data(string comstr)
        {
            bool bo = false;
            try
            {
                SqlConnection sqlcon = new SqlConnection(constr);
                sqlcon.Open();
                SqlCommand sqlcom = new SqlCommand();
                sqlcom.Connection = sqlcon;
                sqlcom.CommandText = comstr;
                sqlcom.ExecuteNonQuery();
                bo = true;
                sqlcon.Close();
            }
            catch
            {
                bo = false;
            }
            return bo;
        }
    }
}