[我的ASP.net学习历程]DataGrid(PageChange)(2)

<%@ Page Language="C#" AutoEventWireup="True" Debug="true" %>
<Script language="C#" runat="server">
void Page_Load(Object Sender,EventArgs e){
//页面初始化
 if (!Page.IsPostBack){
  PageSize.Text="10";
  PageIndex.Text="0";
  NumberPage.Checked=true;
  MyDataGrid.CurrentPageIndex=0;
  MyDataGrid.PageSize=15;
  MyDataGrid.PagerStyle.Mode=PagerMode.NumericPages;
  }
 DataSource(); //函数调用
}
//数据源
void DataSource(){
 Hashtable HT=new Hashtable();
 HT.Add("12345","Microft");
 HT.Add("56789","Imndkksdf");
 HT.Add("9856","lsdjflksjdl");
 HT.Add("6345646","lskjdflksjdlkfjslkdf");
 HT.Add("3463","sdvsdgsrgsdf");
 HT.Add("23","wfgdfhdfjfj");
 HT.Add("63456443256","kuyoghjfg");
 HT.Add("2214","eyeryh");
 HT.Add("6546456","rutykhfg");
 HT.Add("67567","wwryerhh");
 HT.Add("442","fjfgj");
 HT.Add("2345436","nbmbm");
 HT.Add("235346","fghfgn");
 HT.Add("567567568","sdgsdtewt");
 HT.Add("567","hyjgh");
 HT.Add("3453456",",jhluyk");
 HT.Add("945434553","rtyfdhfd");
 HT.Add("34634","ewerygthtjyjtyiktyktyk");
 
 MyDataGrid.DataSource=HT;
 MyDataGrid.DataBind();
 }
//页页变化函数
void PageChange(Object Sender,DataGridPageChangedEventArgs E){
 MyDataGrid.CurrentPageIndex=E.NewPageIndex;
 MyDataGrid.DataBind();
}
//以数子做为换页函数
void NumberPageClick(Object Sender,EventArgs E){
 FontsPage.Checked=false;
 MyDataGrid.PagerStyle.Mode=PagerMode.NumericPages;
 DataSource();
 }
//以字符做为换页函数
void FontsPageClick(Object Sender,EventArgs E){
 NumberPage.Checked=false;
 MyDataGrid.PagerStyle.Mode=PagerMode.NextPrev;
 MyDataGrid.PagerStyle.NextPageText="Next";
 MyDataGrid.PagerStyle.PrevPageText="Prev";
 DataSource();
 }
//页面索引函数
void IndexClick(Object Sender,EventArgs E){
 MyDataGrid.CurrentPageIndex=Int32.Parse(PageIndex.Text);
 DataSource();
}
//每页显示多少行函数
void SizeClick(Object Sender,EventArgs E){
 MyDataGrid.PageSize=Int32.Parse(PageSize.Text);
 DataSource();
}
</Script>
<form runat="server">
 <asp:datagrid ID="MyDataGrid" AutoGenerateColumns="false" Width="100%" runat="server" AllowPaging="true" PagerStyle-HorizontalAlign="Right" HeaderStyle-BackColor="#FF9900" PagerStyle-BackColor="#FF9900" ItemStyle-BackColor="#FFCC00" AlternatingItemStyle-BackColor="#FFFF00" OnPageIndexChanged="PageChange">
  <columns>
   <asp:boundcolumn DataField="Key" HeaderText="<strong>Number</strong>"></asp:boundcolumn>
   <asp:boundcolumn DataField="Value" HeaderText="<strong>Value</strong>"></asp:boundcolumn>
  </columns>
 </asp:datagrid>
PageIndex:
 <asp:textbox ID="PageIndex" runat="server"/>
 <asp:button ID="Button_1" Text="GoIndex" OnClick="IndexClick" runat="server"/><br>
PageSize:
 <asp:textbox ID="PageSize" runat="server"/>
 <asp:button ID="Button_2" Text="GoSize" OnClick="SizeClick" runat="server"/><br>
PagerMode:
 <asp:radiobutton ID="NumberPage" OnCheckedChanged="NumberPageClick" AutoPostBack="true" Text="Number" runat="server"/>
 <asp:radiobutton ID="FontsPage" OnCheckedChanged="FontsPageClick" AutoPostBack="true" Text="Fonts" runat="server"/>
</form>

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