注:封装数据绑定控件（如 System.Web.UI.WebControls.DataGrid、System.Web.UI.WebControls.GridView、System.Web.UI.WebControls.DetailsView
// 和 System.Web.UI.WebControls.FormView）的与分页相关的属性，以允许该控件执行分页操作。无法继承此类。
DataList
public DataTable GetDataSet(string sql)
{
SqlConnection conn = this.getconn();
SqlDataAdapter sdr = new SqlDataAdapter(sql, conn);
DataSet rs = new DataSet();
sdr.Fill(rs);
return rs.Tables[0];
}
public PagedDataSource PageDataListBind(string sql, int currentPage, int PageSize)
{
PagedDataSource pds = new PagedDataSource();
pds.DataSource = GetDataSet(sql).DefaultView;
pds.AllowPaging = true;
pds.PageSize = PageSize;
pds.CurrentPageIndex = currentPage - 1;
return pds;
}
DB db = new DB();
PagedDataSource pds = new PagedDataSource();
protected void Page_Load(object sender, EventArgs e)
{
if (!IsPostBack)
{
bind();
}
}
public void bind()
{
pds = db.PageDataListBind("select * from tb_word",Convert.ToInt32(lblCurrentPage.Text),2);
lnkBtnFirst.Enabled = true;
lnkBtnLast.Enabled = true;
lnkBtnPrevious.Enabled = true;
lnkBtnNext.Enabled = true;
if (lblCurrentPage.Text == "1")
{
lnkBtnFirst.Enabled = false;
lnkBtnPrevious.Enabled = false;
}
if(lblCurrentPage.Text==pds.PageCount.ToString())
{
lnkBtnLast.Enabled = false;
lnkBtnNext.Enabled = false;
}
lblSumPage.Text = pds.PageCount.ToString();
DataList1.DataSource = pds;
DataList1.DataKeyField = "ID";
DataList1.DataBind();
}
protected void lnkBtnFirst_Click(object sender, EventArgs e)
{
lblCurrentPage.Text = "1";
bind();
}
protected void lnkBtnPrevious_Click(object sender, EventArgs e)
{
lblCurrentPage.Text = (Convert.ToInt32(lblCurrentPage.Text) - 1).ToString();
bind();
}
protected void lnkBtnNext_Click(object sender, EventArgs e)
{
lblCurrentPage.Text = (Convert.ToInt32(lblCurrentPage.Text) + 1).ToString();
bind();
}
protected void lnkBtnLast_Click(object sender, EventArgs e)
{
lblCurrentPage.Text = lblSumPage.Text;
bind();
}
<form > 末一页 </asp:LinkButton>
</div>
</form>
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