1. 打开新的窗口并传送参数: LAo$AiTUR{
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传送参数: [ 5!}+8]W
response.write("<script>window.open(’*.aspx?id="+this.DropDownList1.SelectIndex+"&id1="+...+"’)</script>") KXDnhVf
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接收参数: nW"O+s3
string a = Request.QueryString("id"); _h5d~
string b = Request.QueryString("id1"); w8R7Ksn(
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2.为按钮添加对话框 HcJ!(
Button1.Attributes.Add("onclick","return confirm(’确认?’)"); Q~qM;l\i
button.attributes.add("onclick","if(confirm(’are you sure...?’)){return true;}else{return false;}") pfHjs3A=
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3.删除表格选定记录 wK7w[Xt
int intEmpID = (int)MyDataGrid.DataKeys[e.Item.ItemIndex]; j5" L
string deleteCmd = "DELETE from Employee where emp_id = " + intEmpID.ToString() y0(.6HI
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4.删除表格记录警告 ^)Awjj9
private void DataGrid_ItemCreated(Object sender,DataGridItemEventArgs e) Yl>Y.SO
{ ;tVd+[8
switch(e.Item.ItemType) m"/..&'GC
{ gaz",kK<
case ListItemType.Item : :Ae#+([V
case ListItemType.AlternatingItem : `^[Tu 1
case ListItemType.EditItem: {<@ud0A:\
TableCell myTableCell; JDZuT#
myTableCell = e.Item.Cells[14]; ^67}&O^1 ,
LinkButton myDeleteButton ; l0`bseN<
myDeleteButton = (LinkButton)myTableCell.Controls[0]; -,+C*|mu
myDeleteButton.Attributes.Add("onclick","return confirm(’您是否确定要删除这条信息’);"); m//aAxmB
break; NJgu`@YoI
default: h&CZN !
break; 2ua!<^,
} MD;Z UAX<
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} XPqGv=CN
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5.点击表格行链接另一页 97\K ]Tr
private void grdCustomer_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e) ;22?-F^
{ aVK,(j9u
//点击表格打开 mj e9i
if (e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem) s|A[HQUtJ
e.Item.Attributes.Add("onclick","window.open(’Default.aspx?id=" + e.Item.Cells[0].Text + "’);"); e+-#/i*
} }A@:JR+|
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双击表格连接到另一页 f3G:J<cL
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在itemDataBind事件中 Z8FgxR
if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem) @@U
{ >A X_"Q~
string OrderItemID =e.item.cells[1].Text; w^
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e.item.Attributes.Add("ondblclick", "location.href=’../ShippedGrid.aspx?id=" + OrderItemID + "’"); r>ed/<_>m;
} 9v`sSTlSd
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双击表格打开新一页 He'VqUw_
if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem) Jh=.}FXnjL
{
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string OrderItemID =e.item.cells[1].Text; qhvT,"
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e.item.Attributes.Add("ondblclick", "open(’../ShippedGrid.aspx?id=" + OrderItemID + "’)"); p *42
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} ,(Zxd4?y
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★特别注意:【?id=】 处不能为 【?id =】 2"Wq=qy\J
6.表格超连接列传递参数 q MrM^ ~
<asp:HyperLinkColumn Target="_blank" headertext="ID号" DataTextField="id" NavigateUrl="aaa.aspx?id=’ Z;a)P.l.>
<%# DataBinder.Eval(Container.DataItem, "数据字段1")%>’ & name=’<%# DataBinder.Eval(Container.DataItem, "数据字段2")%>’ /> F7O*%y.';
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7.表格点击改变颜色 M^Z=~512g
if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem) Qx,#Hj
{ G4:\6fu
e.Item.Attributes.Add("onclick","this.style.backgroundColor=’#99cc00’; Vf~-v$YI
this.style.color=’buttontext’;this.style.cursor=’default’;"); '}(>s%~
} ;@ixrj0u
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写在DataGrid的_ItemDataBound里 ],0I`!\
if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem) dR.?Kv(,E
{ R/"-r^j
e.Item.Attributes.Add("onmouseover","this.style.backgroundColor=’#99cc00’; ;f[##=tm
this.style.color=’buttontext’;this.style.cursor=’default’;"); 3Fn}nek
e.Item.Attributes.Add("onmouseout","this.style.backgroundColor=’’;this.style.color=’’;"); ejyx[CF
} 9q$^x/z!
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8.关于日期格式 C=r`\W
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日期格式设定 Y%
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DataFormatString="{0:yyyy-MM-dd}" %.f%Q?P
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我觉得应该在itembound事件中 mxF+Fp~
e.items.cell["你的列"].text=DateTime.Parse(e.items.cell["你的列"].text.ToString("yyyy-MM-dd")) PVF:p7
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9.获取错误信息并到指定页面 W`vPf
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不要使用Response.Redirect,而应该使用Server.Transfer <";1[A%7<
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// in global.asax HAI)+J
protected void Application_Error(Object sender, EventArgs e) { %vy,A*
if (Server.GetLastError() is HttpUnhandledException) o96c`a u
Server.Transfer("MyErrorPage.aspx"); de2G"'F
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//其余的非HttpUnhandledException异常交给ASP.NET自己处理就okay了 :) &x\)] i2f
} 0aY\(@
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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 IFew3!{\
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10.清空Cookie U4-RI]Cpf
Cookie.Expires=[DateTime]; $$.q6
Response.Cookies("UserName").Expires = 0 v&;JVai
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11.自定义异常处理 F%$ q]J[
//自定义异常处理类 K<::M3eQ
using System; dF 6od
using System.Diagnostics; j*|0#q;e6
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namespace MyAppException ca3zY|Oo
{ BaI-ve
/// <summary> 3GKKC9C6
/// 从系统异常类ApplicationException继承的应用程序异常处理类。 k3t]lGp
/// 自动将异常内容记录到Windows NT/2000的应用程序日志 Ih.)iTs~%
/// </summary> |pBFmm*
public class AppException:System.ApplicationException :TP4f
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{ R'tvF$3=i
public AppException() A9@coP5
{ m?yztm~u
if (ApplicationConfiguration.EventLogEnabled)LogEvent("出现一个未知错误。"); --"5yGOL
} w@R" g%k-
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public AppException(string message) s 7wA3|9
{ @<$m`^H
LogEvent(message); v)O].Hd
} W0mvwYON[
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public AppException(string message,Exception innerException) YU6|/
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{ `u_MdB}<x;
LogEvent(message); &F#eYEuy
if (innerException != null) &E0^Jz
{ +RM!j9Rq
LogEvent(innerException.Message); Lz_.m
} BjPU@rS.U
} g}Lm;gs!>
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//日志记录类 2^`k6V!
using System; Bf y
using System.Configuration; =&k[qqxg
using System.Diagnostics; 9pj6`5Zn@6
using System.IO; /mp!%j~
using System.Text; h {J io>
using System.Threading; $Lbamg->E
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namespace MyEventLog >#&2 5,Q
{ OY81|N
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/// <summary> 6
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/// 事件日志记录类,提供事件日志记录支持 #+_=(J
/// <remarks> KwaxNb5
/// 定义了4个日志记录方法 (error, warning, info, trace) T zS?WYF
/// </remarks> ,d lq2
/// </summary> 0/|Ax-dK
public class ApplicationLog sl@>GbnS
{ 4HZXv\$
/// <summary> XABP}|aWK
/// 将错误信息记录到Win2000/NT事件日志中 VuTTWBx
/// <param name="message">需要记录的文本信息</param> wBw(T1VN
/// </summary> Iy;"ht6
public static void WriteError(String message) 4Ng:7C2
{ jHE^d<=O^
WriteLog(TraceLevel.Error, message); z#`Qfvu6Hi
} B>cT<B
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/// <summary> X-"
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/// 将警告信息记录到Win2000/NT事件日志中 #/H2p`5
/// <param name="message">需要记录的文本信息</param> ~;]zEq-hG
/// </summary> C .B=E"e
public static void WriteWarning(String message) x)eF{%QB
{ /%jX=S.5h<
WriteLog(TraceLevel.Warning, message); ;K>'Gl
} y<nPZ<