1. 打开新的窗口并传送参数: dV
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传送参数: }#ta3 x
response.write("<script>window.open(’*.aspx?id="+this.DropDownList1.SelectIndex+"&id1="+...+"’)</script>") IS(F_< .
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接收参数: 9G
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string a = Request.QueryString("id"); 3\j`g
string b = Request.QueryString("id1"); 4Xa]yA =
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2.为按钮添加对话框
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Button1.Attributes.Add("onclick","return confirm(’确认?’)"); fb `x1Q
button.attributes.add("onclick","if(confirm(’are you sure...?’)){return true;}else{return false;}") c:.5@eq^
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3.删除表格选定记录 pIC'nO_
int intEmpID = (int)MyDataGrid.DataKeys[e.Item.ItemIndex]; +vxf_*0;
string deleteCmd = "DELETE from Employee where emp_id = " + intEmpID.ToString() \)t//0
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4.删除表格记录警告 E!1\9wzM{
private void DataGrid_ItemCreated(Object sender,DataGridItemEventArgs e) ri8=u$!
{ 0>SA90Q
switch(e.Item.ItemType) [>a3` 0M
{ 6#*_d,xQT
case ListItemType.Item : Mi|13[p{
case ListItemType.AlternatingItem : WFahb3kx
case ListItemType.EditItem: yXDjM2oR/2
TableCell myTableCell; ]R)wBug
myTableCell = e.Item.Cells[14]; ZwsQ}5
LinkButton myDeleteButton ; {v]L|e%{
myDeleteButton = (LinkButton)myTableCell.Controls[0]; qsoq1u,?
myDeleteButton.Attributes.Add("onclick","return confirm(’您是否确定要删除这条信息’);"); \ . #Y
break; v"yu7tZ3N
default: K1J |\!o
break; <lIm==U<-
} _xh)]R
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} 2@Yu:|d4U
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5.点击表格行链接另一页 1T|")D
private void grdCustomer_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e) `B3-#!2X
{ Izu____
//点击表格打开 4w ,L
if (e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem) w%qnH e9
e.Item.Attributes.Add("onclick","window.open(’Default.aspx?id=" + e.Item.Cells[0].Text + "’);"); X:Wd%CHP
} lmHQ"z 3G
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双击表格连接到另一页 [XI:Yf
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在itemDataBind事件中 aQL0Sj:,
if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem) :$K=LV#Iru
{ lq_UCCnv5
string OrderItemID =e.item.cells[1].Text; C=o-3w
... ,i}EGW,9q
e.item.Attributes.Add("ondblclick", "location.href=’../ShippedGrid.aspx?id=" + OrderItemID + "’"); M| Gl&
} hR|xUp
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双击表格打开新一页 5`fUR/|[
if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
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{ vv,<#4d
string OrderItemID =e.item.cells[1].Text; QAxy?m,'
... %XukiA+
e.item.Attributes.Add("ondblclick", "open(’../ShippedGrid.aspx?id=" + OrderItemID + "’)"); }(u:K}8
} KPz0;2}
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★特别注意:【?id=】 处不能为 【?id =】 ${z#{c1
6.表格超连接列传递参数 eC<RM Q4
<asp:HyperLinkColumn Target="_blank" headertext="ID号" DataTextField="id" NavigateUrl="aaa.aspx?id=’ sjLMM_'
<%# DataBinder.Eval(Container.DataItem, "数据字段1")%>’ & name=’<%# DataBinder.Eval(Container.DataItem, "数据字段2")%>’ /> OW};i|
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7.表格点击改变颜色 <B|b'XVH2
if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem) $Q#n'#c
{ rucw{)
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e.Item.Attributes.Add("onclick","this.style.backgroundColor=’#99cc00’; >e/>@ J*
this.style.color=’buttontext’;this.style.cursor=’default’;"); vd#)+
} 0/ 33Z Oc
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写在DataGrid的_ItemDataBound里 p%*s3E1.D
if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem) Sw E7U~
{ &AxtSIpucP
e.Item.Attributes.Add("onmouseover","this.style.backgroundColor=’#99cc00’; SW}Rkr\e
this.style.color=’buttontext’;this.style.cursor=’default’;"); /_J{JGp9
e.Item.Attributes.Add("onmouseout","this.style.backgroundColor=’’;this.style.color=’’;"); rWJ5C\R
} o?/H<k\5
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8.关于日期格式 \e4AxLP
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日期格式设定 6X A(<1P
DataFormatString="{0:yyyy-MM-dd}" =gSc{ i|
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我觉得应该在itembound事件中 xF3FY0U[
e.items.cell["你的列"].text=DateTime.Parse(e.items.cell["你的列"].text.ToString("yyyy-MM-dd")) L"9Z{o7
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9.获取错误信息并到指定页面 OT$Ne
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不要使用Response.Redirect,而应该使用Server.Transfer >CrrxiG
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// in global.asax y7h^_D+Ce
protected void Application_Error(Object sender, EventArgs e) { _/Ve~(
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if (Server.GetLastError() is HttpUnhandledException) BJ3<"D{.*4
Server.Transfer("MyErrorPage.aspx"); %pxJ2 7Q
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//其余的非HttpUnhandledException异常交给ASP.NET自己处理就okay了 :) .9ZK@xM&?
} 'vtJl
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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 V0A> +
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10.清空Cookie ;k@]"&t
Cookie.Expires=[DateTime]; ^bPpcm=
Response.Cookies("UserName").Expires = 0 2jhJXM=~
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11.自定义异常处理 +UOVD:G
//自定义异常处理类 4Dzg r,V
using System; P4yUm(@
using System.Diagnostics; Ms5qQ<0v_
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namespace MyAppException Q}\\0ajS)
{ Zbre5&aU
/// <summary> whw+
/// 从系统异常类ApplicationException继承的应用程序异常处理类。 m.ka%h$
/// 自动将异常内容记录到Windows NT/2000的应用程序日志 r$4d4xtK
/// </summary> E7R%G OH
public class AppException:System.ApplicationException O{c#&/ .K
{ Pw]+6
public AppException() _oa*E2VN
{ 2K/t[.8
if (ApplicationConfiguration.EventLogEnabled)LogEvent("出现一个未知错误。"); {7oPDP
} yR{rje*
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public AppException(string message) '$p`3Oqi
{ 56kqG}mg&
LogEvent(message); *wx%jbJo
} _VgFuU$h
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public AppException(string message,Exception innerException) <%wTI<m,-
{ v]@ XyF\j8
LogEvent(message); T}?b,hNl$
if (innerException != null) T[e+iv<8j
{ &X~8S/nPAw
LogEvent(innerException.Message); Xsanc@w)^C
} &?p(UY7'"
} b-VQn5W
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//日志记录类 @b 17jmq{
using System; D,p2MBr
using System.Configuration; 1jKj'7/K
using System.Diagnostics; {G3Ok++hc
using System.IO; 5ad@}7&
using System.Text; _-{=Z=?6}
using System.Threading; 1+3-Z>^ e
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namespace MyEventLog dzbbFvG
{ :8bq0iqsV
/// <summary> \>"Zn7
/// 事件日志记录类,提供事件日志记录支持 X xwcvE
/// <remarks> c CZ$TH
/// 定义了4个日志记录方法 (error, warning, info, trace) gIRZ kT`
/// </remarks> hEo$Jz`
/// </summary> ]==7P;_-
public class ApplicationLog K~-V([tWg
{ 2 7dS.6
/// <summary> v;z8g^L
/// 将错误信息记录到Win2000/NT事件日志中 &
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/// <param name="message">需要记录的文本信息</param> )L
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/// </summary> ^j.3'}p
public static void WriteError(String message) YsCY~e &
{ Y@UW\d*'%I
WriteLog(TraceLevel.Error, message); z\,
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} t vW0 W
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/// <summary> 8(NS;?
/// 将警告信息记录到Win2000/NT事件日志中 =kq<J-:#R
/// <param name="message">需要记录的文本信息</param> beYGP
/// </summary> wS$ 'gKA6
public static void WriteWarning(String message) {EoZ}I
{ V$$9Rh
WriteLog(TraceLevel.Warning, message); 79
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} AYoTCi%7E
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/// <summary> M`=\ijUwN
/// 将提示信息记录到Win2000/NT事件日志中 Fm&f
/// <param name="message">需要记录的文本信息</param> '>bn94$
/// </summary> F|VHr@%
public static void WriteInfo(String message) GM^H
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{ !3c+}j-j
WriteLog(TraceLevel.Info, message); v?nGAn
} %,S:^Rvv
/// <summary> =b )!l9TX
/// 将跟踪信息记录到Win2000/NT事件日志中 8&+u+@H
/// <param name="message">需要记录的文本信息</param> :*l\j"fX5
/// </summary> N7 _rVcDe
public static void WriteTrace(String message) &C9)%5O)
{ ?)Gb=
WriteLog(TraceLevel.Verbose, message); %qrUP\rn
} GX.a!XQ@!
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/// <summary> ]-heG'y]{
/// 格式化记录到事件日志的文本信息格式 (yT&&_zY4
/// <param name="ex">需要格式化的异常对象</param> h{~GzrL*
/// <param name="catchInfo">异常信息标题字符串.</param> NN:zQ_RT
/// <retvalue> D7thLqA
/// <para>格式后的异常信息字符串,包括异常内容和跟踪堆栈.</para> ei]Q<vT6
/// </retvalue> VJr ~h
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/// </summary> wB[
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public static String FormatException(Exception ex, String catchInfo) mH<|.7~0
{ Yu[MNX;G
StringBuilder strBuilder = new StringBuilder(); *ZRk)
if (catchInfo != String.Empty) 6khm@}}
{ W8]?dL}|
strBuilder.Append(catchInfo).Append("\r\n"); Qe9}%k6@E
} 7<8'7<X
strBuilder.Append(ex.Message).Append("\r\n").Append(ex.StackTrace); j\BtaC
return strBuilder.ToString(); `X&