1. 打开新的窗口并传送参数: ;R+Gf!1
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传送参数: *fY*Wy9
response.write("<script>window.open(’*.aspx?id="+this.DropDownList1.SelectIndex+"&id1="+...+"’)</script>") x<t?Yc9
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接收参数: tuH#Cy
string a = Request.QueryString("id"); g#P]72TQ
string b = Request.QueryString("id1"); lGet)/w;c
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2.为按钮添加对话框 vo#$xwm1
Button1.Attributes.Add("onclick","return confirm(’确认?’)"); 5#z7Hj&w
button.attributes.add("onclick","if(confirm(’are you sure...?’)){return true;}else{return false;}") rE"FN~9P
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3.删除表格选定记录 ~&,S xQT
int intEmpID = (int)MyDataGrid.DataKeys[e.Item.ItemIndex]; oJV dFE
string deleteCmd = "DELETE from Employee where emp_id = " + intEmpID.ToString() <OiH%:G/1
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4.删除表格记录警告 >]B_+r0m^
private void DataGrid_ItemCreated(Object sender,DataGridItemEventArgs e) a"cw%L
{ rXSw@pqZ&
switch(e.Item.ItemType) F`;q9<NYRW
{ pvWNiW:~k
case ListItemType.Item : U7LCd+Z5X
case ListItemType.AlternatingItem : 6ZjUC1
case ListItemType.EditItem: ,H|K3nh
TableCell myTableCell; :S`12*_g"
myTableCell = e.Item.Cells[14]; )"Ujx`]4r
LinkButton myDeleteButton ; >xRUw5jN
myDeleteButton = (LinkButton)myTableCell.Controls[0]; V%*91t _
myDeleteButton.Attributes.Add("onclick","return confirm(’您是否确定要删除这条信息’);"); 6Po{tKU
break; fG?a"6~
default: 0{!-h
break; 3W[||V[r]<
} "MPS&OK
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} OHY|< &*
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5.点击表格行链接另一页 v)vogtAQa
private void grdCustomer_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e) !;t6\Z8&
{ A'uubFRL2[
//点击表格打开 O*F= xG
if (e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem) B<|Vm.D
e.Item.Attributes.Add("onclick","window.open(’Default.aspx?id=" + e.Item.Cells[0].Text + "’);"); 2L.6!THG
} ocS}4.a@
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双击表格连接到另一页 1n)YCSA
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在itemDataBind事件中 )*}?EI4.
if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem) 1vh[sKv9%
{ sVlQ5M oo(
string OrderItemID =e.item.cells[1].Text; u3cl7~- yW
... x=W5e
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e.item.Attributes.Add("ondblclick", "location.href=’../ShippedGrid.aspx?id=" + OrderItemID + "’"); !h^_2IX
} z+c8G
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双击表格打开新一页 Tj2pEOu
if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem) 1#zD7b~
{ Z0 c|;
string OrderItemID =e.item.cells[1].Text; L 'e|D=y
... X4k|k>
e.item.Attributes.Add("ondblclick", "open(’../ShippedGrid.aspx?id=" + OrderItemID + "’)"); LCSJIt
} -|:mRAe
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★特别注意:【?id=】 处不能为 【?id =】 =+VDb5= TV
6.表格超连接列传递参数 (V}?y:)
<asp:HyperLinkColumn Target="_blank" headertext="ID号" DataTextField="id" NavigateUrl="aaa.aspx?id=’ [.;I}
<%# DataBinder.Eval(Container.DataItem, "数据字段1")%>’ & name=’<%# DataBinder.Eval(Container.DataItem, "数据字段2")%>’ /> >+%0|6VSb
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7.表格点击改变颜色 IR8qFWDZ
if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem) eV9,G8
{ yx<-M
e.Item.Attributes.Add("onclick","this.style.backgroundColor=’#99cc00’; E]pDp
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this.style.color=’buttontext’;this.style.cursor=’default’;"); XCGK&OGI
} TQpR'
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写在DataGrid的_ItemDataBound里 A*kN
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if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem) rj29$d?Y9
{ $b) k
e.Item.Attributes.Add("onmouseover","this.style.backgroundColor=’#99cc00’; ~T=a]V
this.style.color=’buttontext’;this.style.cursor=’default’;"); S<I9`k G
e.Item.Attributes.Add("onmouseout","this.style.backgroundColor=’’;this.style.color=’’;"); t&o&gb
} !#4b#l(e6
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8.关于日期格式 p3IhK>
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日期格式设定 dFk$rr>q
DataFormatString="{0:yyyy-MM-dd}" -S%Uw
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我觉得应该在itembound事件中 Dyj>dh-
e.items.cell["你的列"].text=DateTime.Parse(e.items.cell["你的列"].text.ToString("yyyy-MM-dd")) $F@ ,,*
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9.获取错误信息并到指定页面 Cv<
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不要使用Response.Redirect,而应该使用Server.Transfer yh+.Yn=+
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e.g *3(mNpi{_
// in global.asax @,q <CF@Y
protected void Application_Error(Object sender, EventArgs e) { qKI)*o062
if (Server.GetLastError() is HttpUnhandledException) Md*.q^:
Server.Transfer("MyErrorPage.aspx"); nR,QqIFFw
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//其余的非HttpUnhandledException异常交给ASP.NET自己处理就okay了 :) kq>I?wg
} eY`o=xN
5>fAO =u!Q
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 {Ok]$0L
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10.清空Cookie YN7JJJ/~T
Cookie.Expires=[DateTime]; n}8}:3"
Response.Cookies("UserName").Expires = 0
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11.自定义异常处理 rs0Wy
//自定义异常处理类 rb]?"lizi
using System; Lwo9s)j<e
using System.Diagnostics; 3yLJWHO%W
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namespace MyAppException ZDm Y${J
{ ;eW\41 w
/// <summary> se29IhS!e
/// 从系统异常类ApplicationException继承的应用程序异常处理类。 r"`7ezun:
/// 自动将异常内容记录到Windows NT/2000的应用程序日志 QVkrhwp
/// </summary> yKC1h`2
public class AppException:System.ApplicationException G|z%T`!U1;
{ j7J'd?l
public AppException() M]SeNYDy
{ I
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if (ApplicationConfiguration.EventLogEnabled)LogEvent("出现一个未知错误。"); ]&X}C{v)G
} ">vi=Tr
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public AppException(string message) H`rd bE
{ plM:7#eA
LogEvent(message); 'i4L.&
} 7\yh<?`V8
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public AppException(string message,Exception innerException) dd*p_4;
{ U|x#'jGo'
LogEvent(message); ;?%_jB$P
if (innerException != null) LX#gc.c
{ 6 !wk5#
LogEvent(innerException.Message); \t)`Cp6,[b
} z#2n+hwE
} }
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//日志记录类 ?/8V%PL~$
using System; @4n>I+6*&
using System.Configuration; "Cs36k
using System.Diagnostics; 9+3 VK
using System.IO; IL`=r6\
using System.Text; /O~Np|~v
using System.Threading; !@ {sM6U
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namespace MyEventLog [pInF
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{ ^!gq_x
/// <summary> ^9kx3Pw?8
/// 事件日志记录类,提供事件日志记录支持 t(jE9t|2e6
/// <remarks> U>DCra;
/// 定义了4个日志记录方法 (error, warning, info, trace) kT:I.,N
/// </remarks> AWJA?
/// </summary> ]J@-,FFC
public class ApplicationLog '.&Y)A6!
{ l]OzE-*$b
/// <summary> <. *bJ
/// 将错误信息记录到Win2000/NT事件日志中 ij;P5OA
/// <param name="message">需要记录的文本信息</param> ^b.#4i(v
/// </summary> ;a| ~YM2I
public static void WriteError(String message) 6&il>
{ {8h[Bd
WriteLog(TraceLevel.Error, message); Qxk & J
} jcb&h@T8kv
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/// <summary> 3#Bb4\_v
/// 将警告信息记录到Win2000/NT事件日志中 !#=3>\np+X
/// <param name="message">需要记录的文本信息</param> eze%RjO}
/// </summary> l qKj;'
public static void WriteWarning(String message) Qj*.Z4ue
{ keFH
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WriteLog(TraceLevel.Warning, message); MpBdke$
} x0WinLQ
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/// <summary> N$x&k$w R
/// 将提示信息记录到Win2000/NT事件日志中 EC 1|$Co
/// <param name="message">需要记录的文本信息</param> s^K2,D]P
/// </summary> ? ^W1WEBm
public static void WriteInfo(String message) &{UqGD#1&
{ B(k tIy
WriteLog(TraceLevel.Info, message); *UJ4\
} ;j7G$s9
/// <summary> G]4Ca5;Z!N
/// 将跟踪信息记录到Win2000/NT事件日志中 Q$v00z]f*
/// <param name="message">需要记录的文本信息</param> `j(._`8%a
/// </summary> bwH[rT!n
public static void WriteTrace(String message) zRou~Kxi
{ *tgu@9b
WriteLog(TraceLevel.Verbose, message); y^ |u'XK
} oQObr
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/// <summary> D>-r `
/// 格式化记录到事件日志的文本信息格式 9)NKI02M|
/// <param name="ex">需要格式化的异常对象</param> XbB(<\0+
/// <param name="catchInfo">异常信息标题字符串.</param> ;o9ixmT<-o
/// <retvalue> X6r0+D5AvB
/// <para>格式后的异常信息字符串,包括异常内容和跟踪堆栈.</para> zQG{j\
/// </retvalue> f&mi nBU
/// </summary> <r.QS[:h
public static String FormatException(Exception ex, String catchInfo) (+[%^96
{ 6#!CBY^{
StringBuilder strBuilder = new StringBuilder(); _p*8ke
if (catchInfo != String.Empty) [`t ;or
{ w2'q9pB+
strBuilder.Append(catchInfo).Append("\r\n"); Dws)
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} (u} /(Ux
strBuilder.Append(ex.Message).Append("\r\n").Append(ex.StackTrace); nqm=snh
return strBuilder.ToString(); mXOI"B9Sq
} Z)M
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/// <summary> J\Pb/9M/
/// 实际事件日志写入方法 Xt<1b
/// <param name="level">要记录信息的级别(error,warning,info,trace).</param> BZ1wE1 t
/// <param name="messageText">要记录的文本.</param> C| ~A]wc=
/// </summary> ~x\uZ^:
private static void WriteLog(TraceLevel level, String messageText) XPO-u]<