實(shí)現(xiàn)代碼如下：
代碼如下:
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 System.Drawing;
namespace ShowData4
{
public partial class _Default : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
GridView1.PageSize = 5; /*GridView控件在每頁上顯示的記錄數(shù)目*/
if (GridView1.Rows.Count != 0) /*當(dāng)記錄數(shù)只顯示一頁時(shí)加載分頁標(biāo)簽*/
{
Control table = GridView1.Controls[0];
int count = table.Controls.Count;
table.Controls[count - 1].Visible = true;
}
}
protected void GridView1_RowCreated(object sender, GridViewRowEventArgs e)
{
if (e.Row.RowType == DataControlRowType.Pager) /*顯示頁導(dǎo)航控件的行*/
{
/*創(chuàng)建在網(wǎng)頁上顯示超鏈接的按鈕*/
LinkButton Button_IndexFirst = new LinkButton();
LinkButton Button_IndexLast = new LinkButton();
LinkButton Button_IndexNext = new LinkButton();
LinkButton Button_IndexPrevious = new LinkButton();
/*添加超鏈接按鈕到頁導(dǎo)航行*/
e.Row.Controls[0].Controls.Add(Button_IndexFirst);
e.Row.Controls[0].Controls.Add(new LiteralControl((" "))); /*分頁按鈕之間用2個(gè)空格隔開*/
e.Row.Controls[0].Controls.Add(Button_IndexPrevious);
e.Row.Controls[0].Controls.Add(new LiteralControl((" ")));
e.Row.Controls[0].Controls.Add(Button_IndexNext);
e.Row.Controls[0].Controls.Add(new LiteralControl((" ")));
e.Row.Controls[0].Controls.Add(Button_IndexLast);
Button_IndexFirst.Text = "第一頁";
Button_IndexFirst.CommandName = "first";
Button_IndexFirst.Click += new EventHandler(PageButtonClick);
Button_IndexPrevious.Text = "上一頁";
Button_IndexPrevious.CommandName = "previous";
Button_IndexPrevious.Click += new EventHandler(PageButtonClick);
Button_IndexNext.Text = "下一頁";
Button_IndexNext.CommandName = "next";
Button_IndexNext.Click += new EventHandler(PageButtonClick);
Button_IndexLast.Text = "最后一頁";
Button_IndexLast.CommandName = "last";
Button_IndexLast.Click += new EventHandler(PageButtonClick);
if (GridView1.PageIndex == 0)
{
if (GridView1.PageCount > 1) /*記錄數(shù)所需頁數(shù)大于一頁*/
{
Button_IndexFirst.Enabled = false;
Button_IndexPrevious.Enabled = false;
}
else /*記錄數(shù)只需一頁*/
{
Button_IndexFirst.Enabled = false;
Button_IndexPrevious.Enabled = false;
Button_IndexNext.Enabled = false;
Button_IndexLast.Enabled = false;
}
}
else if (GridView1.PageIndex == GridView1.PageCount - 1)
{
Button_IndexNext.Enabled = false;
Button_IndexLast.Enabled = false;
}
else if (GridView1.PageCount <= 0)
{
Response.Write("數(shù)據(jù)表中沒有數(shù)據(jù)！");
Button_IndexFirst.Enabled = false;
Button_IndexPrevious.Enabled = false;
Button_IndexNext.Enabled = false;
Button_IndexLast.Enabled = false;
}
}
}
protected void PageButtonClick(object sender, EventArgs e)
{
LinkButton clickedButton = ((LinkButton)sender);
if (clickedButton.CommandName == "first") /*點(diǎn)擊的是“第一頁”按鈕，頁索引為0*/
{
GridView1.PageIndex = 0;
}
else if (clickedButton.CommandName == "next") /*點(diǎn)擊的是“下一頁”按鈕，頁索引加1*/
{
if (GridView1.PageIndex < GridView1.PageCount - 1)
{
GridView1.PageIndex += 1;
}
}
else if (clickedButton.CommandName == "previous") /*點(diǎn)擊的是“上一頁”按鈕，頁索引如果大于等于1則減1*/
{
if (GridView1.PageIndex >= 1)
{
GridView1.PageIndex -= 1;
}
}
else if (clickedButton.CommandName == "last") /*點(diǎn)擊的是“最后一頁”按鈕*/
{
GridView1.PageIndex = GridView1.PageCount - 1;
}
}
}
}
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