ASP.NET查询ACCESS数据库的内容并在DATAVIEW中显示出来

    技术2022-05-11  86

    在 http://blog.csdn.net/axjuan/archive/2007/02/25/1514344.aspx 这篇文章中,就可以在DATAVIEW中显示记录了,但是如果你的字段名是英文或者你想设置一下DATAVIEW的样式,使其更美观,就不能使用这么简单的代码显示了。

    首先,如果要把标题显示为汉字,那么需要设置DATAVIEW的AutoGenerateColumns="false",不使用默认字段名,然后再设置asp:BoundField的HeaderText属性,来改变列标题;另外可以设置HeaderStyle中的BackColor、Font-Size、HorizontalAlign等属性,使其变得更加美观。下面给一个我自己做的例子:

    <%@ Page Language="VB" Debug ="true"  %><%@ Import Namespace="System.Data.OleDb" %><!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">

    <script runat="server">    Dim connstr As String    Dim sql As String    Dim mycommand As OleDbCommand    Dim myread As OleDbDataReader    Dim conn As OleDbConnection    Sub page_load(ByVal sender As Object, ByVal e As EventArgs)        connstr = "Provider=Microsoft.Jet.OLEDB.4.0;Data Source=" & Server.MapPath("rizhi.mdb") & ";User Id=;Password=;"        conn = New OleDbConnection(connstr)        conn.Open()        sql = "select * from rizhi"        mycommand = New OleDbCommand(sql, conn)        myread = mycommand.ExecuteReader()                GridView1.DataSource = myread        GridView1.DataBind()                'Dim i As Integer        'Do While myread.Read()        '    i = i + 1        'Loop        'Response.Write(i)    End Sub</script>

    <html xmlns="http://www.w3.org/1999/xhtml" ><head runat="server">    <title>无标题页</title></head><body>    <form id="form1" runat="server">    <div>    <center>        <asp:GridView ID="GridView1" runat="server" AutoGenerateColumns="false" Width ="60%" Font-Size="12px" >        <Columns>        <asp:BoundField DataField="id" HeaderText="序号" >            <ItemStyle Font-Size="12px" HorizontalAlign="Left" />            <HeaderStyle BackColor="BurlyWood" Font-Size="12px" HorizontalAlign="Center" />        </asp:BoundField>                <asp:BoundField DataField="rq" HeaderText="日期" >    <ItemStyle Font-Size="12px" HorizontalAlign="Left" />    <HeaderStyle BackColor="BurlyWood" Font-Size="12px" HorizontalAlign="Center" /></asp:BoundField>

            <asp:BoundField DataField="n_je" HeaderText="金额" >            <ItemStyle Font-Size="12px" HorizontalAlign="Right" />            <HeaderStyle BackColor="BurlyWood" Font-Size="12px" HorizontalAlign="Center" />        </asp:BoundField>                <asp:BoundField DataField="title" HeaderText="标题" >            <ItemStyle Font-Size="12px" HorizontalAlign="Left" />            <HeaderStyle BackColor="BurlyWood" Font-Size="12px" HorizontalAlign="Center" />        </asp:BoundField>                <asp:BoundField DataField="content" HeaderText="内容" >            <ItemStyle Font-Size="12px" HorizontalAlign="Left" />            <HeaderStyle BackColor="BurlyWood" Font-Size="12px" HorizontalAlign="Center" />        </asp:BoundField>                <asp:HyperLinkField DataTextField="id" DataNavigateUrlFields ="id" DataNavigateUrlFormatString=" rizhi_edit.aspx?id={0} " HeaderText ="操作" DataTextFormatString ="修改" >        <ItemStyle Font-Size="12px" HorizontalAlign="Center" />        <HeaderStyle BackColor ="burlyWood" Font-Size="12px" HorizontalAlign="center" />        </asp:HyperLinkField>        </Columns>        </asp:GridView>     </center>           </div>    </form></body></html>

    值得注意的是,这里不光显示了数据,而且还有一列是对数据的“操作”,当用户点击该列的时候,转到修改页面,并传递一个参数id,这里传递参数的方法是 DataNavigateUrlFormatString="<% rizhi_edit.aspx?id={0} %>" ,其中0表示第一个字段,1表示第二个字段,依此类推。


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