ASP.NET程序中常用代码汇总
2012-05-04 19:31
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1. 打开新的窗口并传送参数:
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
//传送参数:
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
response.write("<script>window.open(’*.aspx?id="+this.DropDownList1.SelectIndex+"&id1="+
![](http://www.cnblogs.com/Images/dot.gif)
+"’)</script>")
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
//接收参数:
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
string a = Request.QueryString("id");
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
string b = Request.QueryString("id1");
2.为按钮添加对话框
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
Button1.Attributes.Add("onclick","return confirm(’确认?’)");
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
button.attributes.add("onclick","if(confirm(’are you sure
![](http://www.cnblogs.com/Images/dot.gif)
?’)){return true;}else{return false;}")
3.删除表格选定记录
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
int intEmpID = (int)MyDataGrid.DataKeys[e.Item.ItemIndex];
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
string deleteCmd = "DELETE from Employee where emp_id = " + intEmpID.ToString()
4.删除表格记录警告
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
private void DataGrid_ItemCreated(Object sender,DataGridItemEventArgs e)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
switch(e.Item.ItemType)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
case ListItemType.Item :
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
case ListItemType.AlternatingItem :
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
case ListItemType.EditItem:
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
TableCell myTableCell;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
myTableCell = e.Item.Cells[14];
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
LinkButton myDeleteButton ;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
myDeleteButton = (LinkButton)myTableCell.Controls[0];
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
myDeleteButton.Attributes.Add("onclick","return confirm(’您是否确定要删除这条信息’);");
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
break;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
default:
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
break;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
5.点击表格行链接另一页
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
private void grdCustomer_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
//点击表格打开
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
if (e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
e.Item.Attributes.Add("onclick","window.open(’Default.aspx?id=" + e.Item.Cells[0].Text + "’);");
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
//双击表格连接到另一页
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
//在itemDataBind事件中
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
string OrderItemID =e.item.cells[1].Text;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
e.item.Attributes.Add("ondblclick", "location.href=’../ShippedGrid.aspx?id=" + OrderItemID + "’");
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
//双击表格打开新一页
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
string OrderItemID =e.item.cells[1].Text;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
e.item.Attributes.Add("ondblclick", "open(’../ShippedGrid.aspx?id=" + OrderItemID + "’)");
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
★特别注意:【?id=】 处不能为 【?id =】
6.表格超连接列传递参数
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
<asp:HyperLinkColumn Target="_blank" headertext="ID号" DataTextField="id" NavigateUrl="aaa.aspx?id=’
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
<%# DataBinder.Eval(Container.DataItem, "数据字段1")%>’ & name=’<%# DataBinder.Eval(Container.DataItem, "数据字段2")%>’ />
正确的设置
<asp:TemplateColumn HeaderText="修改2">
<ItemTemplate>
<asp:HyperLink Text='<%#DataBinder.Eval(Container,"DataItem.KnowledgeID")%>' Runat=server NavigateUrl='<%#"Modify.aspx?knowledgeid=" + DataBinder.Eval(Container,"DataItem.KnowledgeID") + "&resultno=" + DataBinder.Eval(Container,"DataItem.ResultNO")
+ "&knowledgecontent=" + DataBinder.Eval(Container,"DataItem.KnowledgeContent") %>'>
</asp:HyperLink>
</ItemTemplate>
</asp:TemplateColumn>
或者
<asp:HyperLinkColumn Text="查看" DataNavigateUrlField="ColumnID" DataNavigateUrlFormatString="ColumnsInfo.aspx?ColumnsID={0}"
HeaderText="查看" FooterText="查看" DataTextFormatString="查看"></asp:HyperLinkColumn>
7.表格点击改变颜色
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
e.Item.Attributes.Add("onclick","this.style.backgroundColor=’#99cc00’;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
this.style.color=’buttontext’;this.style.cursor=’default’;");
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
写在DataGrid的_ItemDataBound里
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
e.Item.Attributes.Add("onmouseover","this.style.backgroundColor=’#99cc00’;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
this.style.color=’buttontext’;this.style.cursor=’default’;");
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
e.Item.Attributes.Add("onmouseout","this.style.backgroundColor=’’;this.style.color=’’;");
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
8.关于日期格式
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
日期格式设定
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
DataFormatString="{0:yyyy-MM-dd}"
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
//我觉得应该在itembound事件中
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
e.items.cell["你的列"].text=DateTime.Parse(e.items.cell["你的列"].text.ToString("yyyy-MM-dd"))
9.获取错误信息并到指定页面
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
//不要使用Response.Redirect,而应该使用Server.Transfer
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
e.g
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
// in global.asax
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedBlock.gif)
protected void Application_Error(Object sender, EventArgs e)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
if (Server.GetLastError() is HttpUnhandledException)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
Server.Transfer("MyErrorPage.aspx");
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
//其余的非HttpUnhandledException异常交给ASP.NET自己处理就okay了 :)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
//Redirect会导致post-back的产生从而丢失了错误信息,所以页面导向应该直接在服务器端执行,这样就可以在错误处理页面得到出错信息并进行相应的处理
10.清空Cookie
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
Cookie.Expires=[DateTime];
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
Response.Cookies("UserName").Expires = 0
11.自定义异常处理
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
//自定义异常处理类
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
using System;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
using System.Diagnostics;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
namespace MyAppException
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
/**//// <summary>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// 从系统异常类ApplicationException继承的应用程序异常处理类。
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// 自动将异常内容记录到Windows NT/2000的应用程序日志
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
/// </summary>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
public class AppException:System.ApplicationException
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
public AppException()
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
if (ApplicationConfiguration.EventLogEnabled)LogEvent("出现一个未知错误。");
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
public AppException(string message)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
LogEvent(message);
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
public AppException(string message,Exception innerException)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
LogEvent(message);
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
if (innerException != null)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
LogEvent(innerException.Message);
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
//日志记录类
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
using System;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
using System.Configuration;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
using System.Diagnostics;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
using System.IO;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
using System.Text;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
using System.Threading;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
namespace MyEventLog
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
/**//// <summary>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// 事件日志记录类,提供事件日志记录支持
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// <remarks>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// 定义了4个日志记录方法 (error, warning, info, trace)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// </remarks>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
/// </summary>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
public class ApplicationLog
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
/**//// <summary>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// 将错误信息记录到Win2000/NT事件日志中
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// <param name="message">需要记录的文本信息</param>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
/// </summary>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
public static void WriteError(String message)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
WriteLog(TraceLevel.Error, message);
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
/**//// <summary>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// 将警告信息记录到Win2000/NT事件日志中
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// <param name="message">需要记录的文本信息</param>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
/// </summary>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
public static void WriteWarning(String message)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
WriteLog(TraceLevel.Warning, message);
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
/**//// <summary>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// 将提示信息记录到Win2000/NT事件日志中
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// <param name="message">需要记录的文本信息</param>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
/// </summary>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
public static void WriteInfo(String message)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
WriteLog(TraceLevel.Info, message);
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
/**//// <summary>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// 将跟踪信息记录到Win2000/NT事件日志中
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// <param name="message">需要记录的文本信息</param>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
/// </summary>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
public static void WriteTrace(String message)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
WriteLog(TraceLevel.Verbose, message);
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
/**//// <summary>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// 格式化记录到事件日志的文本信息格式
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// <param name="ex">需要格式化的异常对象</param>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// <param name="catchInfo">异常信息标题字符串.</param>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// <retvalue>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// <para>格式后的异常信息字符串,包括异常内容和跟踪堆栈.</para>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// </retvalue>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
/// </summary>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
public static String FormatException(Exception ex, String catchInfo)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
StringBuilder strBuilder = new StringBuilder();
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
if (catchInfo != String.Empty)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
strBuilder.Append(catchInfo).Append("/r/n");
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
strBuilder.Append(ex.Message).Append("/r/n").Append(ex.StackTrace);
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
return strBuilder.ToString();
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
/**//// <summary>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// 实际事件日志写入方法
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// <param name="level">要记录信息的级别(error,warning,info,trace).</param>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// <param name="messageText">要记录的文本.</param>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
/// </summary>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
private static void WriteLog(TraceLevel level, String messageText)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
try
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
EventLogEntryType LogEntryType;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
switch (level)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
case TraceLevel.Error:
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
LogEntryType = EventLogEntryType.Error;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
break;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
case TraceLevel.Warning:
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
LogEntryType = EventLogEntryType.Warning;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
break;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
case TraceLevel.Info:
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
LogEntryType = EventLogEntryType.Information;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
break;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
case TraceLevel.Verbose:
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
LogEntryType = EventLogEntryType.SuccessAudit;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
break;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
default:
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
LogEntryType = EventLogEntryType.SuccessAudit;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
break;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
EventLog eventLog = new EventLog("Application", ApplicationConfiguration.EventLogMachineName, ApplicationConfiguration.EventLogSourceName );
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
//写入事件日志
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
eventLog.WriteEntry(messageText, LogEntryType);
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
catch
![](http://www.cnblogs.com/Images/dot.gif)
{} //忽略任何异常
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
} //class ApplicationLog
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
12.Panel 横向滚动,纵向自动扩展
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
<asp:panel style="overflow-x:scroll;overflow-y:auto;"></asp:panel>
13.回车转换成Tab
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
<script language="javascript" for="document" event="onkeydown">
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
if(event.keyCode==13 && event.srcElement.type!=’button’ && event.srcElement.type!=’submit’ && event.srcElement.type!=’reset’ && event.srcElement.type!=’’&& event.srcElement.type!=’textarea’);
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
event.keyCode=9;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
</script>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
onkeydown="if(event.keyCode==13) event.keyCode=9"
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
14.DataGrid超级连接列
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
DataNavigateUrlField="字段名" DataNavigateUrlFormatString="http://xx/inc/delete.aspx?ID={0}"
15.DataGrid行随鼠标变色
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
private void DGzf_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
if (e.Item.ItemType!=ListItemType.Header)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
e.Item.Attributes.Add( "onmouseout","this.style.backgroundColor=/""+e.Item.Style["BACKGROUND-COLOR"]+"/"");
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
e.Item.Attributes.Add( "onmouseover","this.style.backgroundColor=/""+ "#EFF3F7"+"/"");
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
16.模板列
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
<ASP:TEMPLATECOLUMN visible="False" sortexpression="demo" headertext="ID">
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
<ITEMTEMPLATE>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
<ASP:LABEL text=’<%# DataBinder.Eval(Container.DataItem, "ArticleID")%>’ runat="server" width="80%" id="lblColumn" />
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
</ITEMTEMPLATE>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
</ASP:TEMPLATECOLUMN>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
<ASP:TEMPLATECOLUMN headertext="选中">
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
<HEADERSTYLE wrap="False" horizontalalign="Center"></HEADERSTYLE>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
<ITEMTEMPLATE>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
<ASP:CHECKBOX id="chkExport" runat="server" />
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
</ITEMTEMPLATE>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
<EDITITEMTEMPLATE>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
<ASP:CHECKBOX id="chkExportON" runat="server" enabled="true" />
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
</EDITITEMTEMPLATE>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
</ASP:TEMPLATECOLUMN>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
后台代码
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
protected void CheckAll_CheckedChanged(object sender, System.EventArgs e)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
//改变列的选定,实现全选或全不选。
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
CheckBox chkExport ;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
if( CheckAll.Checked)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
foreach(DataGridItem oDataGridItem in MyDataGrid.Items)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
chkExport = (CheckBox)oDataGridItem.FindControl("chkExport");
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
chkExport.Checked = true;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
else
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
foreach(DataGridItem oDataGridItem in MyDataGrid.Items)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
chkExport = (CheckBox)oDataGridItem.FindControl("chkExport");
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
chkExport.Checked = false;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
17.数字格式化
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
【<%#Container.DataItem("price")%>的结果是500.0000,怎样格式化为500.00?】
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
<%#Container.DataItem("price","{0:¥#,##0.00}")%>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
int i=123456;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
string s=i.ToString("###,###.00");
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
18.日期格式化
【aspx页面内:<%# DataBinder.Eval(Container.DataItem,"Company_Ureg_Date")%>
显示为: 2004-8-11 19:44:28
我只想要:2004-8-11 】
应该如何改?
【格式化日期】
取出来,一般是object((DateTime)objectFromDB).ToString("yyyy-MM-dd");
【日期的验证表达式】
A.以下正确的输入格式: [2004-2-29], [2004-02-29 10:29:39 pm], [2004/12/31]
B.以下正确的输入格式:[0001-12-31], [9999 09 30], [2002/03/03]
19【大小写转换】
20.如何设定全局变量
Global.asax中
Application_Start()事件中
添加Application[属性名] = xxx;
21.如何设定全局变量
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
Global.asax中
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
Application_Start()事件中
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
添加Application[属性名] = xxx;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
就是你的全局变量
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
22.怎样作到HyperLinkColumn生成的连接后,点击连接,打开新窗口?
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
HyperLinkColumn有个属性Target,将器值设置成"_blank"即可.(Target="_blank")
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
【ASPNETMENU】点击菜单项弹出新窗口
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
在你的menuData.xml文件的菜单项中加入URLTarget="_blank",如:
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
<?xml version="1.0" encoding="GB2312"?>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
<MenuData ImagesBaseURL="images/">
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
<MenuGroup>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
<MenuItem Label="内参信息" URL="Infomation.aspx" >
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
<MenuGroup ID="BBC">
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
<MenuItem Label="公告信息" URL="Infomation.aspx" URLTarget="_blank" LeftIcon="file.gif"/>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
<MenuItem Label="编制信息简报" URL="NewInfo.aspx" LeftIcon="file.gif" />
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
![](http://www.cnblogs.com/Images/dot.gif)
![](http://www.cnblogs.com/Images/dot.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
最好将你的aspnetmenu升级到1.2版
23.读取DataGrid控件TextBox值
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
foreach(DataGrid dgi in yourDataGrid.Items)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
TextBox tb = (TextBox)dgi.FindControl("yourTextBoxId");
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
tb.Text
![](http://www.cnblogs.com/Images/dot.gif)
.
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockEnd.gif)
}
24.在DataGrid中有3个模板列包含Textbox分别为 DG_ShuLiang (数量) DG_DanJian(单价) DG_JinE(金额)分别在5.6.7列,要求在录入数量及单价的时候自动算出金额即:数量*单价=金额还要求录入时限制为 数值型.我如何用客户端脚本实现这个功能?
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
<asp:TemplateColumn HeaderText="数量">
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
<ItemTemplate>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
<asp:TextBox id="ShuLiang" runat=’server’ Text=’<%# DataBinder.Eval(Container.DataItem,"DG_ShuLiang")%>’
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
onkeyup="javascript:DoCal()"
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
/>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
<asp:RegularExpressionValidator id="revS" runat="server" ControlToValidate="ShuLiang" ErrorMessage="must be integer" ValidationExpression="^/d+$" />
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
</ItemTemplate>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
</asp:TemplateColumn>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
<asp:TemplateColumn HeaderText="单价">
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
<ItemTemplate>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
<asp:TextBox id="DanJian" runat=’server’ Text=’<%# DataBinder.Eval(Container.DataItem,"DG_DanJian")%>’
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
onkeyup="javascript:DoCal()"
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
/>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
<asp:RegularExpressionValidator id="revS2" runat="server" ControlToValidate="DanJian" ErrorMessage="must be numeric" ValidationExpression="^/d+(/./d*)?$" />
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
</ItemTemplate>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
</asp:TemplateColumn>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
<asp:TemplateColumn HeaderText="金额">
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
<ItemTemplate>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
<asp:TextBox id="JinE" runat=’server’ Text=’<%# DataBinder.Eval(Container.DataItem,"DG_JinE")%>’ />
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
</ItemTemplate>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
</asp:TemplateColumn><script language="javascript">
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
function DoCal()
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
var e = event.srcElement;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
var row = e.parentNode.parentNode;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
var txts = row.all.tags("INPUT");
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
if (!txts.length || txts.length < 3)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
return;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
var q = txts[txts.length-3].value;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
var p = txts[txts.length-2].value;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
if (isNaN(q) || isNaN(p))
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
return;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
q = parseInt(q);
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
p = parseFloat(p);
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
txts[txts.length-1].value = (q * p).toFixed(2);
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
</script>
25.datagrid选定比较底下的行时,为什么总是刷新一下,然后就滚动到了最上面,刚才选定的行因屏幕的关系就看不到了。
page_load
page.smartNavigation=true
26.在Datagrid中修改数据,当点击编辑键时,数据出现在文本框中,怎么控制文本框的大小 ?
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
private void DataGrid1_ItemDataBound(obj sender,DataGridItemEventArgs e)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
for(int i=0;i<e.Item.Cells.Count-1;i++)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
if(e.Item.ItemType==ListItemType.EditType)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
e.Item.Cells[i].Attributes.Add("Width", "80px")
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockEnd.gif)
}
27.对话框
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
private static string ScriptBegin = "<script language=/"JavaScript/">";
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
private static string ScriptEnd = "</script>";
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
public static void ConfirmMessageBox(string PageTarget,string Content)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
string ConfirmContent="var retValue=window.confirm(’"+Content+"’);"+"if(retValue){window.location=’"+PageTarget+"’;}";
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
ConfirmContent=ScriptBegin + ConfirmContent + ScriptEnd;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
Page ParameterPage = (Page)System.Web.HttpContext.Current.Handler;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
ParameterPage.RegisterStartupScript("confirm",ConfirmContent);
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
//Response.Write(strScript);
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockEnd.gif)
}
28.将时间格式化:string aa=DateTime.Now.ToString("yyyy年MM月dd日");
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
1.1 取当前年月日时分秒
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
currentTime=System.DateTime.Now;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
1.2 取当前年
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
int 年= DateTime.Now.Year;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
1.3 取当前月
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
int 月= DateTime.Now.Month;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
1.4 取当前日
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
int 日= DateTime.Now.Day;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
1.5 取当前时
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
int 时= DateTime.Now.Hour;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
1.6 取当前分
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
int 分= DateTime.Now.Minute;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
1.7 取当前秒
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
int 秒= DateTime.Now.Second;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
1.8 取当前毫秒
int 毫秒= DateTime.Now.Millisecond;
29.自定义分页代码
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
//先定义变量 :
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
public static int pageCount; //总页面数
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
public static int curPageIndex=1; //当前页面
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
//下一页:
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
if(DataGrid1.CurrentPageIndex < (DataGrid1.PageCount - 1))
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
DataGrid1.CurrentPageIndex += 1;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
curPageIndex+=1;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
bind(); // DataGrid1数据绑定函数
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
//上一页:
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
if(DataGrid1.CurrentPageIndex >0)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
DataGrid1.CurrentPageIndex += 1;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
curPageIndex-=1;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
bind(); // DataGrid1数据绑定函数
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
//直接页面跳转:
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
int a=int.Parse(JumpPage.Value.Trim());//JumpPage.Value.Trim()为跳转值
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
if(a<DataGrid1.PageCount)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
this.DataGrid1.CurrentPageIndex=a;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
bind();
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
30.DataGrid使用
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
//添加删除确认:
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
private void DataGrid1_ItemCreated(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
foreach(DataGridItem di in this.DataGrid1.Items)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
if(di.ItemType==ListItemType.Item||di.ItemType==ListItemType.AlternatingItem)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
((LinkButton)di.Cells[8].Controls[0]).Attributes.Add("onclick","return confirm(’确认删除此项吗?’);");
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
//样式交替:
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
ListItemType itemType = e.Item.ItemType;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
if (itemType == ListItemType.Item )
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
e.Item.Attributes["onmouseout"] = "javascript:this.style.backgroundColor=’#FFFFFF’;";
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
e.Item.Attributes["onmouseover"] = "javascript:this.style.backgroundColor=’#d9ece1’;cursor=’hand’;" ;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
else if( itemType == ListItemType.AlternatingItem)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
e.Item.Attributes["onmouseout"] = "javascript:this.style.backgroundColor=’#a0d7c4’;";
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
e.Item.Attributes["onmouseover"] = "javascript:this.style.backgroundColor=’#d9ece1’;cursor=’hand’;" ;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
//添加一个编号列:
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
DataTable dt= c.ExecuteRtnTableForAccess(sqltxt); //执行sql返回的DataTable
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
DataColumn dc=dt.Columns.Add("number",System.Type.GetType("System.String"));
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
for(int i=0;i<dt.Rows.Count;i++)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
dt.Rows[i]["number"]=(i+1).ToString();
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
DataGrid1.DataSource=dt;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
DataGrid1.DataBind();
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
//DataGrid1中添加一个CheckBox,页面中添加一个全选框
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
private void CheckBox2_CheckedChanged(object sender, System.EventArgs e)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
foreach(DataGridItem thisitem in DataGrid1.Items)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
((CheckBox)thisitem.Cells[0].Controls[1]).Checked=CheckBox2.Checked;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
// 将当前页面中DataGrid1显示的数据全部删除
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
foreach(DataGridItem thisitem in DataGrid1.Items)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
if(((CheckBox)thisitem.Cells[0].Controls[1]).Checked)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
string strloginid= DataGrid1.DataKeys[thisitem.ItemIndex].ToString();
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
Del (strloginid); //删除函数
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockEnd.gif)
}
31. 当文件在不同目录下,需要获取数据库连接字符串(如果连接字符串放在Web.config,然后在Global.asax中初始化)
在Application_Start中添加以下代码:
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
Application["ConnStr"]=this.Context.Request.PhysicalApplicationPath+ConfigurationSettings.
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
AppSettings["ConnStr"].ToString();
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
32.变量.ToString()
字符型转换 转为字符串
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
12345.ToString("n"); //生成 12,345.00
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
12345.ToString("C"); //生成 ¥12,345.00
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
12345.ToString("e"); //生成 1.234500e+004
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
12345.ToString("f4"); //生成 12345.0000
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
12345.ToString("x"); //生成 3039 (16进制)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
12345.ToString("p"); //生成 1,234,500.00%
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
33.变量.Substring(参数1,参数2);
截取字串的一部分,参数1为左起始位数,参数2为截取几位。 如:string s1 = str.Substring(0,2);
34.在自己的网站上登陆其他网站:(如果你的页面是通过嵌套方式的话,因为一个页面只能有一个FORM,这时可以导向另外一个页面再提交登陆信息)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
<SCRIPT language="javascript">
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
<!--
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
function gook(pws)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
frm.submit();
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
//-->
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
</SCRIPT> <body leftMargin="0" topMargin="0" onload="javascript:gook()" marginwidth="0" marginheight="0">
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
<form name="frm" action=" http://220.194.55.68:6080/login.php?retid=7259 " method="post">
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
<tr>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
<td>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
<input id="f_user" type="hidden" size="1" name="f_user" runat="server">
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
<input id="f_domain" type="hidden" size="1" name="f_domain" runat="server">
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
<input class="box" id="f_pass" type="hidden" size="1" name="pwshow" runat="server">
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
<INPUT id="lng" type="hidden" maxLength="20" size="1" value="5" name="lng">
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
<INPUT id="tem" type="hidden" size="1" value="2" name="tem">
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
</td>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
</tr>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
</form>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
文本框的名称必须是你要登陆的网页上的名称,如果源码不行可以用vsniffer 看看。
下面是获取用户输入的登陆信息的代码:
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
string name;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
name=Request.QueryString["EmailName"];
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
try
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
int a=name.IndexOf("@",0,name.Length);
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
f_user.Value=name.Substring(0,a);
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
f_domain.Value=name.Substring(a+1,name.Length-(a+1));
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
f_pass.Value=Request.QueryString["Psw"];
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
catch
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
Script.Alert("错误的邮箱!");
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
Server.Transfer("index.aspx");
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
35.警告窗口
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedBlock.gif)
/**//// <summary>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// 服务器端弹出alert对话框
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// </summary>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// <param name="str_Message">提示信息,例子:"不能为空!"</param>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockEnd.gif)
/// <param name="page">Page类</param>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
public void Alert(string str_Message,Page page)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
page.RegisterStartupScript("","<script>alert('"+str_Message+"');</script>");
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
36.重载此警告窗口,使某控件获得焦点
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedBlock.gif)
/**//// <summary>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// 服务器端弹出alert对话框,并使控件获得焦点
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// </summary>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// <param name="str_Ctl_Name">获得焦点控件Id值,比如:txt_Name</param>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// <param name="str_Message">提示信息,例子:"请输入您姓名!"</param>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockEnd.gif)
/// <param name="page">Page类</param>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
public void Alert(string str_Ctl_Name,string str_Message,Page page)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
page.RegisterStartupScript("","<script>alert('"+str_Message+"');document.forms(0)."+str_Ctl_Name+".focus(); document.forms(0)."+str_Ctl_Name+".select();</script>");
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
37.确认对话框
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedBlock.gif)
/**//// <summary>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// 服务器端弹出confirm对话框
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// </summary>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// <param name="str_Message">提示信息,例子:"您是否确认删除!"</param>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// <param name="btn">隐藏Botton按钮Id值,比如:btn_Flow</param>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockEnd.gif)
/// <param name="page">Page类</param>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
public void Confirm(string str_Message,string btn,Page page)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
page.RegisterStartupScript("","<script> if (confirm('"+str_Message+"')==true){document.forms(0)."+btn+".click();}</script>");
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
38.重载确认对话框,点击确定触发一个隐藏按钮事件,点击取消触发一个隐藏按钮事件
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedBlock.gif)
/**//// <summary>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// 服务器端弹出confirm对话框,询问用户准备转向那些操作,包括“确定”和“取消”时的操作
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// </summary>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// <param name="str_Message">提示信息,比如:"成功增加数据,单击/"确定/"按钮填写流程,单击/"取消/"修改数据"</param>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// <param name="btn_Redirect_Flow">"确定"按钮id值</param>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// <param name="btn_Redirect_Self">"取消"按钮id值</param>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockEnd.gif)
/// <param name="page">Page类</param>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
public void Confirm(string str_Message,string btn_Redirect_Flow,string btn_Redirect_Self,Page page)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
page.RegisterStartupScript("","<script> if (confirm('"+str_Message+"')==true){document.forms(0)."+btn_Redirect_Flow+".click();}else{document.forms(0)."+btn_Redirect_Self+".click();}</script>");
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
39.获得焦点
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedBlock.gif)
/**//// <summary>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// 使控件获得焦点
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// </summary>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// <param name="str_Ctl_Name">获得焦点控件Id值,比如:txt_Name</param>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockEnd.gif)
/// <param name="page">Page类</param>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
public void GetFocus(string str_Ctl_Name,Page page)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
page.RegisterStartupScript("","<script>document.forms(0)."+str_Ctl_Name+".focus(); document.forms(0)."+str_Ctl_Name+".select();</script>");
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
40.子窗体返回主窗体
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedBlock.gif)
/**////<summary>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
///名称:redirect
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
///功能:子窗体返回主窗体
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
///参数:url
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
///返回值:空
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockEnd.gif)
///</summary>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
public void redirect(string url,Page page)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
if ( Session["IfDefault"]!=(object)"Default")
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
page.RegisterStartupScript("","<script>window.top.document.location.href='"+url+"';</script>");
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockEnd.gif)
}
41.判断是否为数字
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedBlock.gif)
/**//// <summary>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// 名称:IsNumberic
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// 功能:判断输入的是否是数字
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// 参数:string oText:源文本
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// 返回值: bool true:是 false:否
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockEnd.gif)
/// </summary>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
public bool IsNumberic(string oText)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
try
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
int var1=Convert.ToInt32 (oText);
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
return true;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
catch
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
return false;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
获得字符串实际长度(包括中文字符)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
//获得字符串oString的实际长度
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
public int StringLength(string oString)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
byte[] strArray=System.Text .Encoding.Default .GetBytes (oString);
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
int res=strArray.Length ;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
return res;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
42.将回车转换为TAB
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
//当在有keydown事件的控件上敲回车时,变为tab
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
public void Tab(System.Web .UI.WebControls .WebControl webcontrol)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
webcontrol.Attributes .Add ("onkeydown", "if(event.keyCode==13) event.keyCode=9");
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
43.datagrid分页中如果删除时出现超出索引
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
public void jumppage(System.Web.UI.WebControls.DataGrid dg)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
int int_PageLess; //定义页面跳转的页数
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
//如果当前页是最后一页
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
if(dg.CurrentPageIndex == dg.PageCount-1)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
//如果就只有一页
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
if(dg.CurrentPageIndex == 0)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
//删除后页面停在当前页
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
dg.CurrentPageIndex = dg.PageCount-1;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
else
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
//如果最后一页只有一条记录
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
if((dg.Items.Count % dg.PageSize == 1) || dg.PageSize == 1)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
//把最后一页最后一条记录删除后,页面应跳转到前一页
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
int_PageLess = 2;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
else //如果最后一页的记录数大于1,那么在最后一页删除记录后仍然停在当前页
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
int_PageLess = 1;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
dg.CurrentPageIndex = dg.PageCount - int_PageLess;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockEnd.gif)
}
datagrid 统计列数据
private string runningTotal;
private void CalcTotal(string _price)
{
try
{
runningTotal = runningTotal + _price;
}
catch
{
}
}
在itemdatabound事件中
if (e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
{
CalcTotal( e.Item.Cells[1].Text.ToString() );
e.Item.Cells[1].Text = string.Format("{0:c}", e.Item.Cells[1].Text.ToString());
}
if(e.Item.ItemType == ListItemType.Footer )
{
e.Item.Cells[0].Text="Total";
e.Item.Cells[3].Text = string.Format("共{0}条记录", runningTotal);
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
//传送参数:
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
response.write("<script>window.open(’*.aspx?id="+this.DropDownList1.SelectIndex+"&id1="+
![](http://www.cnblogs.com/Images/dot.gif)
+"’)</script>")
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
//接收参数:
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
string a = Request.QueryString("id");
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
string b = Request.QueryString("id1");
2.为按钮添加对话框
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
Button1.Attributes.Add("onclick","return confirm(’确认?’)");
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
button.attributes.add("onclick","if(confirm(’are you sure
![](http://www.cnblogs.com/Images/dot.gif)
?’)){return true;}else{return false;}")
3.删除表格选定记录
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
int intEmpID = (int)MyDataGrid.DataKeys[e.Item.ItemIndex];
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
string deleteCmd = "DELETE from Employee where emp_id = " + intEmpID.ToString()
4.删除表格记录警告
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
private void DataGrid_ItemCreated(Object sender,DataGridItemEventArgs e)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
switch(e.Item.ItemType)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
case ListItemType.Item :
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
case ListItemType.AlternatingItem :
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
case ListItemType.EditItem:
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
TableCell myTableCell;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
myTableCell = e.Item.Cells[14];
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
LinkButton myDeleteButton ;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
myDeleteButton = (LinkButton)myTableCell.Controls[0];
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
myDeleteButton.Attributes.Add("onclick","return confirm(’您是否确定要删除这条信息’);");
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
break;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
default:
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
break;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
5.点击表格行链接另一页
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
private void grdCustomer_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
//点击表格打开
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
if (e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
e.Item.Attributes.Add("onclick","window.open(’Default.aspx?id=" + e.Item.Cells[0].Text + "’);");
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
//双击表格连接到另一页
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
//在itemDataBind事件中
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
string OrderItemID =e.item.cells[1].Text;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
e.item.Attributes.Add("ondblclick", "location.href=’../ShippedGrid.aspx?id=" + OrderItemID + "’");
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
//双击表格打开新一页
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
string OrderItemID =e.item.cells[1].Text;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
e.item.Attributes.Add("ondblclick", "open(’../ShippedGrid.aspx?id=" + OrderItemID + "’)");
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
★特别注意:【?id=】 处不能为 【?id =】
6.表格超连接列传递参数
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
<asp:HyperLinkColumn Target="_blank" headertext="ID号" DataTextField="id" NavigateUrl="aaa.aspx?id=’
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
<%# DataBinder.Eval(Container.DataItem, "数据字段1")%>’ & name=’<%# DataBinder.Eval(Container.DataItem, "数据字段2")%>’ />
正确的设置
<asp:TemplateColumn HeaderText="修改2">
<ItemTemplate>
<asp:HyperLink Text='<%#DataBinder.Eval(Container,"DataItem.KnowledgeID")%>' Runat=server NavigateUrl='<%#"Modify.aspx?knowledgeid=" + DataBinder.Eval(Container,"DataItem.KnowledgeID") + "&resultno=" + DataBinder.Eval(Container,"DataItem.ResultNO")
+ "&knowledgecontent=" + DataBinder.Eval(Container,"DataItem.KnowledgeContent") %>'>
</asp:HyperLink>
</ItemTemplate>
</asp:TemplateColumn>
或者
<asp:HyperLinkColumn Text="查看" DataNavigateUrlField="ColumnID" DataNavigateUrlFormatString="ColumnsInfo.aspx?ColumnsID={0}"
HeaderText="查看" FooterText="查看" DataTextFormatString="查看"></asp:HyperLinkColumn>
7.表格点击改变颜色
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
e.Item.Attributes.Add("onclick","this.style.backgroundColor=’#99cc00’;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
this.style.color=’buttontext’;this.style.cursor=’default’;");
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
写在DataGrid的_ItemDataBound里
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
e.Item.Attributes.Add("onmouseover","this.style.backgroundColor=’#99cc00’;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
this.style.color=’buttontext’;this.style.cursor=’default’;");
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
e.Item.Attributes.Add("onmouseout","this.style.backgroundColor=’’;this.style.color=’’;");
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
8.关于日期格式
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
日期格式设定
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
DataFormatString="{0:yyyy-MM-dd}"
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
//我觉得应该在itembound事件中
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
e.items.cell["你的列"].text=DateTime.Parse(e.items.cell["你的列"].text.ToString("yyyy-MM-dd"))
9.获取错误信息并到指定页面
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
//不要使用Response.Redirect,而应该使用Server.Transfer
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
e.g
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
// in global.asax
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedBlock.gif)
protected void Application_Error(Object sender, EventArgs e)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
if (Server.GetLastError() is HttpUnhandledException)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
Server.Transfer("MyErrorPage.aspx");
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
//其余的非HttpUnhandledException异常交给ASP.NET自己处理就okay了 :)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
//Redirect会导致post-back的产生从而丢失了错误信息,所以页面导向应该直接在服务器端执行,这样就可以在错误处理页面得到出错信息并进行相应的处理
10.清空Cookie
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
Cookie.Expires=[DateTime];
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
Response.Cookies("UserName").Expires = 0
11.自定义异常处理
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
//自定义异常处理类
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
using System;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
using System.Diagnostics;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
namespace MyAppException
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
/**//// <summary>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// 从系统异常类ApplicationException继承的应用程序异常处理类。
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// 自动将异常内容记录到Windows NT/2000的应用程序日志
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
/// </summary>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
public class AppException:System.ApplicationException
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
public AppException()
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
if (ApplicationConfiguration.EventLogEnabled)LogEvent("出现一个未知错误。");
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
public AppException(string message)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
LogEvent(message);
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
public AppException(string message,Exception innerException)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
LogEvent(message);
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
if (innerException != null)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
LogEvent(innerException.Message);
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
//日志记录类
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
using System;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
using System.Configuration;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
using System.Diagnostics;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
using System.IO;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
using System.Text;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
using System.Threading;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
namespace MyEventLog
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
/**//// <summary>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// 事件日志记录类,提供事件日志记录支持
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// <remarks>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// 定义了4个日志记录方法 (error, warning, info, trace)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// </remarks>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
/// </summary>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
public class ApplicationLog
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
/**//// <summary>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// 将错误信息记录到Win2000/NT事件日志中
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// <param name="message">需要记录的文本信息</param>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
/// </summary>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
public static void WriteError(String message)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
WriteLog(TraceLevel.Error, message);
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
/**//// <summary>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// 将警告信息记录到Win2000/NT事件日志中
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// <param name="message">需要记录的文本信息</param>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
/// </summary>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
public static void WriteWarning(String message)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
WriteLog(TraceLevel.Warning, message);
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
/**//// <summary>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// 将提示信息记录到Win2000/NT事件日志中
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// <param name="message">需要记录的文本信息</param>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
/// </summary>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
public static void WriteInfo(String message)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
WriteLog(TraceLevel.Info, message);
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
/**//// <summary>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// 将跟踪信息记录到Win2000/NT事件日志中
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// <param name="message">需要记录的文本信息</param>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
/// </summary>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
public static void WriteTrace(String message)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
WriteLog(TraceLevel.Verbose, message);
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
/**//// <summary>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// 格式化记录到事件日志的文本信息格式
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// <param name="ex">需要格式化的异常对象</param>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// <param name="catchInfo">异常信息标题字符串.</param>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// <retvalue>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// <para>格式后的异常信息字符串,包括异常内容和跟踪堆栈.</para>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// </retvalue>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
/// </summary>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
public static String FormatException(Exception ex, String catchInfo)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
StringBuilder strBuilder = new StringBuilder();
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
if (catchInfo != String.Empty)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
strBuilder.Append(catchInfo).Append("/r/n");
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
strBuilder.Append(ex.Message).Append("/r/n").Append(ex.StackTrace);
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
return strBuilder.ToString();
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
/**//// <summary>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// 实际事件日志写入方法
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// <param name="level">要记录信息的级别(error,warning,info,trace).</param>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// <param name="messageText">要记录的文本.</param>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
/// </summary>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
private static void WriteLog(TraceLevel level, String messageText)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
try
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
EventLogEntryType LogEntryType;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
switch (level)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
case TraceLevel.Error:
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
LogEntryType = EventLogEntryType.Error;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
break;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
case TraceLevel.Warning:
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
LogEntryType = EventLogEntryType.Warning;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
break;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
case TraceLevel.Info:
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
LogEntryType = EventLogEntryType.Information;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
break;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
case TraceLevel.Verbose:
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
LogEntryType = EventLogEntryType.SuccessAudit;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
break;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
default:
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
LogEntryType = EventLogEntryType.SuccessAudit;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
break;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
EventLog eventLog = new EventLog("Application", ApplicationConfiguration.EventLogMachineName, ApplicationConfiguration.EventLogSourceName );
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
//写入事件日志
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
eventLog.WriteEntry(messageText, LogEntryType);
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
catch
![](http://www.cnblogs.com/Images/dot.gif)
{} //忽略任何异常
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
} //class ApplicationLog
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
12.Panel 横向滚动,纵向自动扩展
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
<asp:panel style="overflow-x:scroll;overflow-y:auto;"></asp:panel>
13.回车转换成Tab
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
<script language="javascript" for="document" event="onkeydown">
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
if(event.keyCode==13 && event.srcElement.type!=’button’ && event.srcElement.type!=’submit’ && event.srcElement.type!=’reset’ && event.srcElement.type!=’’&& event.srcElement.type!=’textarea’);
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
event.keyCode=9;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
</script>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
onkeydown="if(event.keyCode==13) event.keyCode=9"
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
14.DataGrid超级连接列
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
DataNavigateUrlField="字段名" DataNavigateUrlFormatString="http://xx/inc/delete.aspx?ID={0}"
15.DataGrid行随鼠标变色
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
private void DGzf_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
if (e.Item.ItemType!=ListItemType.Header)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
e.Item.Attributes.Add( "onmouseout","this.style.backgroundColor=/""+e.Item.Style["BACKGROUND-COLOR"]+"/"");
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
e.Item.Attributes.Add( "onmouseover","this.style.backgroundColor=/""+ "#EFF3F7"+"/"");
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
16.模板列
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
<ASP:TEMPLATECOLUMN visible="False" sortexpression="demo" headertext="ID">
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
<ITEMTEMPLATE>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
<ASP:LABEL text=’<%# DataBinder.Eval(Container.DataItem, "ArticleID")%>’ runat="server" width="80%" id="lblColumn" />
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
</ITEMTEMPLATE>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
</ASP:TEMPLATECOLUMN>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
<ASP:TEMPLATECOLUMN headertext="选中">
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
<HEADERSTYLE wrap="False" horizontalalign="Center"></HEADERSTYLE>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
<ITEMTEMPLATE>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
<ASP:CHECKBOX id="chkExport" runat="server" />
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
</ITEMTEMPLATE>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
<EDITITEMTEMPLATE>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
<ASP:CHECKBOX id="chkExportON" runat="server" enabled="true" />
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
</EDITITEMTEMPLATE>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
</ASP:TEMPLATECOLUMN>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
后台代码
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
protected void CheckAll_CheckedChanged(object sender, System.EventArgs e)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
//改变列的选定,实现全选或全不选。
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
CheckBox chkExport ;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
if( CheckAll.Checked)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
foreach(DataGridItem oDataGridItem in MyDataGrid.Items)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
chkExport = (CheckBox)oDataGridItem.FindControl("chkExport");
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
chkExport.Checked = true;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
else
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
foreach(DataGridItem oDataGridItem in MyDataGrid.Items)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
chkExport = (CheckBox)oDataGridItem.FindControl("chkExport");
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
chkExport.Checked = false;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
17.数字格式化
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
【<%#Container.DataItem("price")%>的结果是500.0000,怎样格式化为500.00?】
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
<%#Container.DataItem("price","{0:¥#,##0.00}")%>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
int i=123456;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
string s=i.ToString("###,###.00");
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
18.日期格式化
【aspx页面内:<%# DataBinder.Eval(Container.DataItem,"Company_Ureg_Date")%>
显示为: 2004-8-11 19:44:28
我只想要:2004-8-11 】
<%# DataBinder.Eval(Container.DataItem,"Company_Ureg_Date","{0:yyyy-M-d}")%>
应该如何改?
【格式化日期】
取出来,一般是object((DateTime)objectFromDB).ToString("yyyy-MM-dd");
【日期的验证表达式】
A.以下正确的输入格式: [2004-2-29], [2004-02-29 10:29:39 pm], [2004/12/31]
^((/d{2}(([02468][048])|([13579][26]))[/-///s]?((((0?[13578])|(1[02]))[/-///s]?((0?[1-9])|([1-2][0-9])|(3[01])))|(((0?[469])|(11))[/-///s]?((0?[1-9])|([1-2][0-9])|(30)))|(0?2[/-///s]?((0?[1-9])|([1-2][0-9])))))|(/d{2}(([02468][1235679])|([13579][01345789]))[/-///s]?((((0?[13578])|(1[02]))[/-///s]?((0?[1-9])|([1-2][0-9])|(3[01])))|(((0?[469])|(11))[/-///s]?((0?[1-9])|([1-2][0-9])|(30)))|(0?2[/-///s]?((0?[1-9])|(1[0-9])|(2[0-8]))))))(/s(((0?[1-9])|(1[0-2]))/:([0-5][0-9])((/s)|(/:([0-5][0-9])/s))([AM|PM|am|pm]{2,2})))?$
B.以下正确的输入格式:[0001-12-31], [9999 09 30], [2002/03/03]
^/d{4}[/-///s]?((((0[13578])|(1[02]))[/-///s]?(([0-2][0-9])|(3[01])))|(((0[469])|(11))[/-///s]?(([0-2][0-9])|(30)))|(02[/-///s]?[0-2][0-9]))$
19【大小写转换】
HttpUtility.HtmlEncode(string); HttpUtility.HtmlDecode(string);
20.如何设定全局变量
Global.asax中
Application_Start()事件中
添加Application[属性名] = xxx;
21.如何设定全局变量
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
Global.asax中
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
Application_Start()事件中
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
添加Application[属性名] = xxx;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
就是你的全局变量
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
22.怎样作到HyperLinkColumn生成的连接后,点击连接,打开新窗口?
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
HyperLinkColumn有个属性Target,将器值设置成"_blank"即可.(Target="_blank")
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
【ASPNETMENU】点击菜单项弹出新窗口
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
在你的menuData.xml文件的菜单项中加入URLTarget="_blank",如:
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
<?xml version="1.0" encoding="GB2312"?>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
<MenuData ImagesBaseURL="images/">
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
<MenuGroup>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
<MenuItem Label="内参信息" URL="Infomation.aspx" >
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
<MenuGroup ID="BBC">
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
<MenuItem Label="公告信息" URL="Infomation.aspx" URLTarget="_blank" LeftIcon="file.gif"/>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
<MenuItem Label="编制信息简报" URL="NewInfo.aspx" LeftIcon="file.gif" />
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
![](http://www.cnblogs.com/Images/dot.gif)
![](http://www.cnblogs.com/Images/dot.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
最好将你的aspnetmenu升级到1.2版
23.读取DataGrid控件TextBox值
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
foreach(DataGrid dgi in yourDataGrid.Items)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
TextBox tb = (TextBox)dgi.FindControl("yourTextBoxId");
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
tb.Text
![](http://www.cnblogs.com/Images/dot.gif)
.
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockEnd.gif)
}
24.在DataGrid中有3个模板列包含Textbox分别为 DG_ShuLiang (数量) DG_DanJian(单价) DG_JinE(金额)分别在5.6.7列,要求在录入数量及单价的时候自动算出金额即:数量*单价=金额还要求录入时限制为 数值型.我如何用客户端脚本实现这个功能?
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
<asp:TemplateColumn HeaderText="数量">
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
<ItemTemplate>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
<asp:TextBox id="ShuLiang" runat=’server’ Text=’<%# DataBinder.Eval(Container.DataItem,"DG_ShuLiang")%>’
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
onkeyup="javascript:DoCal()"
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
/>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
<asp:RegularExpressionValidator id="revS" runat="server" ControlToValidate="ShuLiang" ErrorMessage="must be integer" ValidationExpression="^/d+$" />
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
</ItemTemplate>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
</asp:TemplateColumn>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
<asp:TemplateColumn HeaderText="单价">
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
<ItemTemplate>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
<asp:TextBox id="DanJian" runat=’server’ Text=’<%# DataBinder.Eval(Container.DataItem,"DG_DanJian")%>’
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
onkeyup="javascript:DoCal()"
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
/>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
<asp:RegularExpressionValidator id="revS2" runat="server" ControlToValidate="DanJian" ErrorMessage="must be numeric" ValidationExpression="^/d+(/./d*)?$" />
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
</ItemTemplate>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
</asp:TemplateColumn>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
<asp:TemplateColumn HeaderText="金额">
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
<ItemTemplate>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
<asp:TextBox id="JinE" runat=’server’ Text=’<%# DataBinder.Eval(Container.DataItem,"DG_JinE")%>’ />
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
</ItemTemplate>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
</asp:TemplateColumn><script language="javascript">
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
function DoCal()
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
var e = event.srcElement;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
var row = e.parentNode.parentNode;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
var txts = row.all.tags("INPUT");
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
if (!txts.length || txts.length < 3)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
return;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
var q = txts[txts.length-3].value;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
var p = txts[txts.length-2].value;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
if (isNaN(q) || isNaN(p))
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
return;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
q = parseInt(q);
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
p = parseFloat(p);
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
txts[txts.length-1].value = (q * p).toFixed(2);
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
</script>
25.datagrid选定比较底下的行时,为什么总是刷新一下,然后就滚动到了最上面,刚才选定的行因屏幕的关系就看不到了。
page_load
page.smartNavigation=true
26.在Datagrid中修改数据,当点击编辑键时,数据出现在文本框中,怎么控制文本框的大小 ?
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
private void DataGrid1_ItemDataBound(obj sender,DataGridItemEventArgs e)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
for(int i=0;i<e.Item.Cells.Count-1;i++)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
if(e.Item.ItemType==ListItemType.EditType)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
e.Item.Cells[i].Attributes.Add("Width", "80px")
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockEnd.gif)
}
27.对话框
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
private static string ScriptBegin = "<script language=/"JavaScript/">";
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
private static string ScriptEnd = "</script>";
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
public static void ConfirmMessageBox(string PageTarget,string Content)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
string ConfirmContent="var retValue=window.confirm(’"+Content+"’);"+"if(retValue){window.location=’"+PageTarget+"’;}";
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
ConfirmContent=ScriptBegin + ConfirmContent + ScriptEnd;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
Page ParameterPage = (Page)System.Web.HttpContext.Current.Handler;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
ParameterPage.RegisterStartupScript("confirm",ConfirmContent);
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
//Response.Write(strScript);
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockEnd.gif)
}
28.将时间格式化:string aa=DateTime.Now.ToString("yyyy年MM月dd日");
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
1.1 取当前年月日时分秒
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
currentTime=System.DateTime.Now;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
1.2 取当前年
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
int 年= DateTime.Now.Year;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
1.3 取当前月
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
int 月= DateTime.Now.Month;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
1.4 取当前日
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
int 日= DateTime.Now.Day;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
1.5 取当前时
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
int 时= DateTime.Now.Hour;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
1.6 取当前分
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
int 分= DateTime.Now.Minute;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
1.7 取当前秒
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
int 秒= DateTime.Now.Second;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
1.8 取当前毫秒
int 毫秒= DateTime.Now.Millisecond;
29.自定义分页代码
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
//先定义变量 :
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
public static int pageCount; //总页面数
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
public static int curPageIndex=1; //当前页面
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
//下一页:
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
if(DataGrid1.CurrentPageIndex < (DataGrid1.PageCount - 1))
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
DataGrid1.CurrentPageIndex += 1;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
curPageIndex+=1;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
bind(); // DataGrid1数据绑定函数
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
//上一页:
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
if(DataGrid1.CurrentPageIndex >0)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
DataGrid1.CurrentPageIndex += 1;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
curPageIndex-=1;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
bind(); // DataGrid1数据绑定函数
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
//直接页面跳转:
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
int a=int.Parse(JumpPage.Value.Trim());//JumpPage.Value.Trim()为跳转值
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
if(a<DataGrid1.PageCount)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
this.DataGrid1.CurrentPageIndex=a;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
bind();
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
30.DataGrid使用
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
//添加删除确认:
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
private void DataGrid1_ItemCreated(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
foreach(DataGridItem di in this.DataGrid1.Items)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
if(di.ItemType==ListItemType.Item||di.ItemType==ListItemType.AlternatingItem)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
((LinkButton)di.Cells[8].Controls[0]).Attributes.Add("onclick","return confirm(’确认删除此项吗?’);");
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
//样式交替:
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
ListItemType itemType = e.Item.ItemType;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
if (itemType == ListItemType.Item )
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
e.Item.Attributes["onmouseout"] = "javascript:this.style.backgroundColor=’#FFFFFF’;";
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
e.Item.Attributes["onmouseover"] = "javascript:this.style.backgroundColor=’#d9ece1’;cursor=’hand’;" ;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
else if( itemType == ListItemType.AlternatingItem)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
e.Item.Attributes["onmouseout"] = "javascript:this.style.backgroundColor=’#a0d7c4’;";
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
e.Item.Attributes["onmouseover"] = "javascript:this.style.backgroundColor=’#d9ece1’;cursor=’hand’;" ;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
//添加一个编号列:
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
DataTable dt= c.ExecuteRtnTableForAccess(sqltxt); //执行sql返回的DataTable
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
DataColumn dc=dt.Columns.Add("number",System.Type.GetType("System.String"));
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
for(int i=0;i<dt.Rows.Count;i++)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
dt.Rows[i]["number"]=(i+1).ToString();
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
DataGrid1.DataSource=dt;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
DataGrid1.DataBind();
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
//DataGrid1中添加一个CheckBox,页面中添加一个全选框
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
private void CheckBox2_CheckedChanged(object sender, System.EventArgs e)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
foreach(DataGridItem thisitem in DataGrid1.Items)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
((CheckBox)thisitem.Cells[0].Controls[1]).Checked=CheckBox2.Checked;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
// 将当前页面中DataGrid1显示的数据全部删除
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
foreach(DataGridItem thisitem in DataGrid1.Items)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
if(((CheckBox)thisitem.Cells[0].Controls[1]).Checked)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
string strloginid= DataGrid1.DataKeys[thisitem.ItemIndex].ToString();
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
Del (strloginid); //删除函数
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockEnd.gif)
}
31. 当文件在不同目录下,需要获取数据库连接字符串(如果连接字符串放在Web.config,然后在Global.asax中初始化)
在Application_Start中添加以下代码:
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
Application["ConnStr"]=this.Context.Request.PhysicalApplicationPath+ConfigurationSettings.
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
AppSettings["ConnStr"].ToString();
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
32.变量.ToString()
字符型转换 转为字符串
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
12345.ToString("n"); //生成 12,345.00
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
12345.ToString("C"); //生成 ¥12,345.00
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
12345.ToString("e"); //生成 1.234500e+004
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
12345.ToString("f4"); //生成 12345.0000
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
12345.ToString("x"); //生成 3039 (16进制)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
12345.ToString("p"); //生成 1,234,500.00%
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
33.变量.Substring(参数1,参数2);
截取字串的一部分,参数1为左起始位数,参数2为截取几位。 如:string s1 = str.Substring(0,2);
34.在自己的网站上登陆其他网站:(如果你的页面是通过嵌套方式的话,因为一个页面只能有一个FORM,这时可以导向另外一个页面再提交登陆信息)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
<SCRIPT language="javascript">
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
<!--
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
function gook(pws)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
frm.submit();
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
//-->
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
</SCRIPT> <body leftMargin="0" topMargin="0" onload="javascript:gook()" marginwidth="0" marginheight="0">
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
<form name="frm" action=" http://220.194.55.68:6080/login.php?retid=7259 " method="post">
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
<tr>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
<td>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
<input id="f_user" type="hidden" size="1" name="f_user" runat="server">
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
<input id="f_domain" type="hidden" size="1" name="f_domain" runat="server">
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
<input class="box" id="f_pass" type="hidden" size="1" name="pwshow" runat="server">
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
<INPUT id="lng" type="hidden" maxLength="20" size="1" value="5" name="lng">
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
<INPUT id="tem" type="hidden" size="1" value="2" name="tem">
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
</td>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
</tr>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
</form>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
文本框的名称必须是你要登陆的网页上的名称,如果源码不行可以用vsniffer 看看。
下面是获取用户输入的登陆信息的代码:
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
string name;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
name=Request.QueryString["EmailName"];
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
try
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
int a=name.IndexOf("@",0,name.Length);
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
f_user.Value=name.Substring(0,a);
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
f_domain.Value=name.Substring(a+1,name.Length-(a+1));
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
f_pass.Value=Request.QueryString["Psw"];
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
catch
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
Script.Alert("错误的邮箱!");
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
Server.Transfer("index.aspx");
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
35.警告窗口
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedBlock.gif)
/**//// <summary>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// 服务器端弹出alert对话框
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// </summary>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// <param name="str_Message">提示信息,例子:"不能为空!"</param>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockEnd.gif)
/// <param name="page">Page类</param>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
public void Alert(string str_Message,Page page)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
page.RegisterStartupScript("","<script>alert('"+str_Message+"');</script>");
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
36.重载此警告窗口,使某控件获得焦点
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedBlock.gif)
/**//// <summary>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// 服务器端弹出alert对话框,并使控件获得焦点
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// </summary>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// <param name="str_Ctl_Name">获得焦点控件Id值,比如:txt_Name</param>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// <param name="str_Message">提示信息,例子:"请输入您姓名!"</param>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockEnd.gif)
/// <param name="page">Page类</param>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
public void Alert(string str_Ctl_Name,string str_Message,Page page)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
page.RegisterStartupScript("","<script>alert('"+str_Message+"');document.forms(0)."+str_Ctl_Name+".focus(); document.forms(0)."+str_Ctl_Name+".select();</script>");
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
37.确认对话框
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedBlock.gif)
/**//// <summary>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// 服务器端弹出confirm对话框
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// </summary>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// <param name="str_Message">提示信息,例子:"您是否确认删除!"</param>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// <param name="btn">隐藏Botton按钮Id值,比如:btn_Flow</param>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockEnd.gif)
/// <param name="page">Page类</param>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
public void Confirm(string str_Message,string btn,Page page)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
page.RegisterStartupScript("","<script> if (confirm('"+str_Message+"')==true){document.forms(0)."+btn+".click();}</script>");
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
38.重载确认对话框,点击确定触发一个隐藏按钮事件,点击取消触发一个隐藏按钮事件
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedBlock.gif)
/**//// <summary>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// 服务器端弹出confirm对话框,询问用户准备转向那些操作,包括“确定”和“取消”时的操作
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// </summary>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// <param name="str_Message">提示信息,比如:"成功增加数据,单击/"确定/"按钮填写流程,单击/"取消/"修改数据"</param>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// <param name="btn_Redirect_Flow">"确定"按钮id值</param>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// <param name="btn_Redirect_Self">"取消"按钮id值</param>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockEnd.gif)
/// <param name="page">Page类</param>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
public void Confirm(string str_Message,string btn_Redirect_Flow,string btn_Redirect_Self,Page page)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
page.RegisterStartupScript("","<script> if (confirm('"+str_Message+"')==true){document.forms(0)."+btn_Redirect_Flow+".click();}else{document.forms(0)."+btn_Redirect_Self+".click();}</script>");
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
39.获得焦点
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedBlock.gif)
/**//// <summary>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// 使控件获得焦点
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// </summary>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// <param name="str_Ctl_Name">获得焦点控件Id值,比如:txt_Name</param>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockEnd.gif)
/// <param name="page">Page类</param>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
public void GetFocus(string str_Ctl_Name,Page page)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
page.RegisterStartupScript("","<script>document.forms(0)."+str_Ctl_Name+".focus(); document.forms(0)."+str_Ctl_Name+".select();</script>");
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
40.子窗体返回主窗体
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedBlock.gif)
/**////<summary>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
///名称:redirect
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
///功能:子窗体返回主窗体
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
///参数:url
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
///返回值:空
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockEnd.gif)
///</summary>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
public void redirect(string url,Page page)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
if ( Session["IfDefault"]!=(object)"Default")
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
page.RegisterStartupScript("","<script>window.top.document.location.href='"+url+"';</script>");
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockEnd.gif)
}
41.判断是否为数字
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedBlock.gif)
/**//// <summary>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// 名称:IsNumberic
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// 功能:判断输入的是否是数字
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// 参数:string oText:源文本
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
/// 返回值: bool true:是 false:否
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockEnd.gif)
/// </summary>
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
public bool IsNumberic(string oText)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
try
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
int var1=Convert.ToInt32 (oText);
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
return true;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
catch
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
return false;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
获得字符串实际长度(包括中文字符)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
//获得字符串oString的实际长度
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
public int StringLength(string oString)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
byte[] strArray=System.Text .Encoding.Default .GetBytes (oString);
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
int res=strArray.Length ;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
return res;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
42.将回车转换为TAB
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
//当在有keydown事件的控件上敲回车时,变为tab
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
public void Tab(System.Web .UI.WebControls .WebControl webcontrol)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
webcontrol.Attributes .Add ("onkeydown", "if(event.keyCode==13) event.keyCode=9");
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
43.datagrid分页中如果删除时出现超出索引
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/None.gif)
public void jumppage(System.Web.UI.WebControls.DataGrid dg)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
int int_PageLess; //定义页面跳转的页数
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
//如果当前页是最后一页
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
if(dg.CurrentPageIndex == dg.PageCount-1)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
//如果就只有一页
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
if(dg.CurrentPageIndex == 0)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
//删除后页面停在当前页
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
dg.CurrentPageIndex = dg.PageCount-1;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
else
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
//如果最后一页只有一条记录
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
if((dg.Items.Count % dg.PageSize == 1) || dg.PageSize == 1)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
//把最后一页最后一条记录删除后,页面应跳转到前一页
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
int_PageLess = 2;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
else //如果最后一页的记录数大于1,那么在最后一页删除记录后仍然停在当前页
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif)
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ContractedSubBlock.gif)
![](http://www.cnblogs.com/Images/dot.gif)
{
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
int_PageLess = 1;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/InBlock.gif)
dg.CurrentPageIndex = dg.PageCount - int_PageLess;
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif)
}
![](http://ghd258.cnblogs.com/Images/OutliningIndicators/ExpandedBlockEnd.gif)
}
datagrid 统计列数据
private string runningTotal;
private void CalcTotal(string _price)
{
try
{
runningTotal = runningTotal + _price;
}
catch
{
}
}
在itemdatabound事件中
if (e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
{
CalcTotal( e.Item.Cells[1].Text.ToString() );
e.Item.Cells[1].Text = string.Format("{0:c}", e.Item.Cells[1].Text.ToString());
}
if(e.Item.ItemType == ListItemType.Footer )
{
e.Item.Cells[0].Text="Total";
e.Item.Cells[3].Text = string.Format("共{0}条记录", runningTotal);
}
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