1. 打开新的窗口并传送参数: m>6,{g)
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传送参数: \6xVIQ& 0
response.write("<script>window.open(’*.aspx?id="+this.DropDownList1.SelectIndex+"&id1="+...+"’)</script>") T!)v9L
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接收参数: ``}EbOMG
string a = Request.QueryString("id"); 8:,l+[\
string b = Request.QueryString("id1"); LEkO#F(
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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?’)"); 1G+42>?<1
button.attributes.add("onclick","if(confirm(’are you sure...?’)){return true;}else{return false;}") m$:o+IH/
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3.删除表格选定记录 u%S&EuX
int intEmpID = (int)MyDataGrid.DataKeys[e.Item.ItemIndex]; yla&/K;|*
string deleteCmd = "DELETE from Employee where emp_id = " + intEmpID.ToString() 70L{u+wIy
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4.删除表格记录警告 *O|Z[>
private void DataGrid_ItemCreated(Object sender,DataGridItemEventArgs e) Llk4 =p
{ T'l >$6
switch(e.Item.ItemType) {ls$#a+d
{ gfs?H #
case ListItemType.Item : 0t1WvW
case ListItemType.AlternatingItem : )sVz;rF<
case ListItemType.EditItem: 5/Q^p"
TableCell myTableCell; <ok/2v
myTableCell = e.Item.Cells[14]; ,&!Txyye
LinkButton myDeleteButton ; 0Q=4{*:?
myDeleteButton = (LinkButton)myTableCell.Controls[0]; A5zT^!`[
myDeleteButton.Attributes.Add("onclick","return confirm(’您是否确定要删除这条信息’);"); 'tp1|n/1
break; vO"Sy{)Z>
default: LzS@@']
break; RUmJ=i'4/
} ZUb6d*B
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} hd.^ZD7
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5.点击表格行链接另一页 &<-Sxjj
private void grdCustomer_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e) <5A(rDij
{ B8:_yAv o
//点击表格打开 &'UYV>
if (e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem) aO?(ZL
e.Item.Attributes.Add("onclick","window.open(’Default.aspx?id=" + e.Item.Cells[0].Text + "’);"); |Gb"%5YD
} x5k6yHn
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双击表格连接到另一页 Ex~[Hk4ow
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在itemDataBind事件中
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if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem) }.O2xZ;}]'
{ {b[8x
string OrderItemID =e.item.cells[1].Text; hV/$6 8A_
... 7^h?<X\
e.item.Attributes.Add("ondblclick", "location.href=’../ShippedGrid.aspx?id=" + OrderItemID + "’"); *Y6BPFE*4
} O/>$kG%ge
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双击表格打开新一页 1y l2i|m+
if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem) 52BlFBNV
{ Ujw A06
string OrderItemID =e.item.cells[1].Text; }|
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... o-B9r+N
e.item.Attributes.Add("ondblclick", "open(’../ShippedGrid.aspx?id=" + OrderItemID + "’)"); P7(+{d{
} JGp~A#H&
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★特别注意:【?id=】 处不能为 【?id =】 EUU9JnQhBJ
6.表格超连接列传递参数 n3-u.Fb
<asp:HyperLinkColumn Target="_blank" headertext="ID号" DataTextField="id" NavigateUrl="aaa.aspx?id=’ PBb@J'b
<%# DataBinder.Eval(Container.DataItem, "数据字段1")%>’ & name=’<%# DataBinder.Eval(Container.DataItem, "数据字段2")%>’ /> >n)N=Zyu
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7.表格点击改变颜色 RX%*:lXi_
if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem) !MNUp(:
{ .OVIQxf
e.Item.Attributes.Add("onclick","this.style.backgroundColor=’#99cc00’; nM1U=Du
this.style.color=’buttontext’;this.style.cursor=’default’;"); BDyOX6
} q4PRc<\^
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写在DataGrid的_ItemDataBound里 Y(ly0U}
if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem) r>sk@[4h
{ f7}/ {}g
e.Item.Attributes.Add("onmouseover","this.style.backgroundColor=’#99cc00’; Z}TuVE
this.style.color=’buttontext’;this.style.cursor=’default’;"); <P7f\$o~
e.Item.Attributes.Add("onmouseout","this.style.backgroundColor=’’;this.style.color=’’;"); &C<B=T"I
} {e
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8.关于日期格式 y iE[^2Pv
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日期格式设定 T+zZOI
DataFormatString="{0:yyyy-MM-dd}" |f&)@fUI
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我觉得应该在itembound事件中 6+A<_r`#Q
e.items.cell["你的列"].text=DateTime.Parse(e.items.cell["你的列"].text.ToString("yyyy-MM-dd")) 8*I43Jtlf,
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9.获取错误信息并到指定页面 Xz&Hfs"/J
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不要使用Response.Redirect,而应该使用Server.Transfer kN>%y&cK
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e.g }kdYR#{s
// in global.asax (Sr&Y1D
protected void Application_Error(Object sender, EventArgs e) { +.whEw(i
if (Server.GetLastError() is HttpUnhandledException) 8E"Ik~
Server.Transfer("MyErrorPage.aspx"); &i4*tE3],
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//其余的非HttpUnhandledException异常交给ASP.NET自己处理就okay了 :) ~mx me6"v
} DTk)Y-eQ
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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 h}i
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10.清空Cookie }x`W+r
Cookie.Expires=[DateTime]; K?,eIZ{.S
Response.Cookies("UserName").Expires = 0 \@vR*E
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11.自定义异常处理 2@@OjeANsX
//自定义异常处理类 LX'.up11X5
using System; \B8tGog
using System.Diagnostics; nVko]y
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namespace MyAppException r4k=i4
{ uOc:^
/// <summary> `Lb^!6`)
/// 从系统异常类ApplicationException继承的应用程序异常处理类。 DcE)6z#
/// 自动将异常内容记录到Windows NT/2000的应用程序日志 e)LRD&Q
/// </summary> uA7~`78
public class AppException:System.ApplicationException %+YLe-\?
{ \RyOexNZ
public AppException() FA<|V!a
{ R<@s]xX_
if (ApplicationConfiguration.EventLogEnabled)LogEvent("出现一个未知错误。"); E8zga )
} /UTeaM!?"
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public AppException(string message) YwyP+Sr\
{ ~UX@%0%)N
LogEvent(message); (wU<Kpt?J
} B>*zQb2:
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public AppException(string message,Exception innerException) -"[o|aa^
{ |}
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LogEvent(message); M?Tb9c?`
if (innerException != null) T_|%nF-+
{ %bgjJ`
LogEvent(innerException.Message); "i_I<?aGB
} ~+}w>jIm{|
} S#6{4x4
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//日志记录类 z %{Z
using System; u+UtvzUC
using System.Configuration; b}< T<
using System.Diagnostics; {m~.'DU
using System.IO; \7rFfN3
using System.Text; c[J(H,mt/
using System.Threading; A}pmr
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namespace MyEventLog =B<>H$
{ r:lv[/D
/// <summary> iz!E1(z(
/// 事件日志记录类,提供事件日志记录支持 B/.+&AJw
/// <remarks> *F0O*n*7W
/// 定义了4个日志记录方法 (error, warning, info, trace) g*?)o!_*
/// </remarks> S7]\tw_L)
/// </summary> EITA[Ba B`
public class ApplicationLog L)W1bW}
{ /|V!2dQs"
/// <summary> (|+Sbq(o
/// 将错误信息记录到Win2000/NT事件日志中 huFT_z_;;
/// <param name="message">需要记录的文本信息</param> @TF^6)4f
/// </summary> Uyf<:8U\
public static void WriteError(String message) L[o;@+32
{ m}&cX Y
WriteLog(TraceLevel.Error, message); vaN}M)W/
} u U Xj
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/// <summary> r8>(ayJ,
/// 将警告信息记录到Win2000/NT事件日志中 Xmr|k:z
/// <param name="message">需要记录的文本信息</param> uvR9BL2=
/// </summary> ,PC'xrEo
public static void WriteWarning(String message) IlQNo 1
{ ATx6YP@7~
WriteLog(TraceLevel.Warning, message); mOgsO
} e59P6/z
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/// <summary> vU,AOK[l{
/// 将提示信息记录到Win2000/NT事件日志中 gq9IJ
/// <param name="message">需要记录的文本信息</param> vM )2F
/// </summary> p|fSPSz
public static void WriteInfo(String message) !lxs1!:
{
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WriteLog(TraceLevel.Info, message); -}avH
} .>?h
/// <summary> aDEz|>q
/// 将跟踪信息记录到Win2000/NT事件日志中 > SRUC
/// <param name="message">需要记录的文本信息</param> Tk~RT<\Ab+
/// </summary> >Y,3EI\
public static void WriteTrace(String message) }*eiG
{ +/
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WriteLog(TraceLevel.Verbose, message); [MLJs-*
} 4Uz1~AuNxb
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/// <summary> Z{-x}${
/// 格式化记录到事件日志的文本信息格式 Zx$q,Zo<
/// <param name="ex">需要格式化的异常对象</param> Gt;@.jY&
/// <param name="catchInfo">异常信息标题字符串.</param> E.~;
/// <retvalue> a (Q4*XH4
/// <para>格式后的异常信息字符串,包括异常内容和跟踪堆栈.</para> =2+';Xk\
/// </retvalue> )D_ZZPq_
/// </summary> 1$S;#9PQ
public static String FormatException(Exception ex, String catchInfo) WOqAVd\
{ ~{69&T}9
StringBuilder strBuilder = new StringBuilder(); Arvxl(R\4
if (catchInfo != String.Empty) 5WhR|
{ rb8c^u#r
strBuilder.Append(catchInfo).Append("\r\n"); +!_?f'kv`
} 0u0<)gdX
strBuilder.Append(ex.Message).Append("\r\n").Append(ex.StackTrace); @L?X}'0xI4
return strBuilder.ToString(); X3nt*G1dL
} ?}f+PP,
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/// <summary> QG{).|pm
/// 实际事件日志写入方法 gFO|)I N
/// <param name="level">要记录信息的级别(error,warning,info,trace).</param> iMgfF_r
/// <param name="messageText">要记录的文本.</param> r(UEPGu|~l
/// </summary> 3Ee8_(E\
private static void WriteLog(TraceLevel level, String messageText) }m '= _u
{ oh%kuO T[
try 1X-Ku GaD
{ aJh=4j~.
EventLogEntryType LogEntryType; x0t&hY