1. 打开新的窗口并传送参数: 1gK^x^l*f
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传送参数: O713'i
response.write("<script>window.open(’*.aspx?id="+this.DropDownList1.SelectIndex+"&id1="+...+"’)</script>") J[6/dM
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接收参数: ^2Cqy%x-
string a = Request.QueryString("id"); 9D\E0YG X/
string b = Request.QueryString("id1"); @JhkUGG]p
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2.为按钮添加对话框 J[?oV;O
Button1.Attributes.Add("onclick","return confirm(’确认?’)"); jRC{8^98
button.attributes.add("onclick","if(confirm(’are you sure...?’)){return true;}else{return false;}") \Qah*1
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3.删除表格选定记录 q!0HsF
int intEmpID = (int)MyDataGrid.DataKeys[e.Item.ItemIndex]; ;hq_}.
string deleteCmd = "DELETE from Employee where emp_id = " + intEmpID.ToString() ? 3fnt"
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4.删除表格记录警告 2Xv}JPS2As
private void DataGrid_ItemCreated(Object sender,DataGridItemEventArgs e) }rmr0Bh
{ Dz~^AuD6
switch(e.Item.ItemType) k8stXW-w
{ lH_pG ~
case ListItemType.Item : K\Q4u4DjbJ
case ListItemType.AlternatingItem : {=
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case ListItemType.EditItem: GPh;r7xg6
TableCell myTableCell; .$cX:"_Mk
myTableCell = e.Item.Cells[14]; /7Sg/d%c
LinkButton myDeleteButton ; wS|k3^OV%
myDeleteButton = (LinkButton)myTableCell.Controls[0]; U`~L}w"
myDeleteButton.Attributes.Add("onclick","return confirm(’您是否确定要删除这条信息’);"); h~sTi
break; +pq=i
default: -:_3N2U=+
break; P|ibUxSA~,
} C~>0K,C0^
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} ehr\lcS<
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5.点击表格行链接另一页 6W YVHG
private void grdCustomer_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e) ~u0<c:C^
{ s~(`~Y4
//点击表格打开 = =pQ
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if (e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem) <nk/w5nKL
e.Item.Attributes.Add("onclick","window.open(’Default.aspx?id=" + e.Item.Cells[0].Text + "’);"); t;3).F
} s^PsA9EAn
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双击表格连接到另一页 l2M(
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在itemDataBind事件中 3hJ51=_0^
if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem) \kI{#
{ {C]tS5$Z
string OrderItemID =e.item.cells[1].Text; 4yTgH0(T
... Zonn
e.item.Attributes.Add("ondblclick", "location.href=’../ShippedGrid.aspx?id=" + OrderItemID + "’"); `N}Vi6FG
} y~OP9Tg
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双击表格打开新一页 >U\P^yU
if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem) ]T5\LNyN
{ |DsT $~D
string OrderItemID =e.item.cells[1].Text; By[M|4a
... 5(1c?biP&
e.item.Attributes.Add("ondblclick", "open(’../ShippedGrid.aspx?id=" + OrderItemID + "’)"); :>ca).cjac
} >*B59+1P
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★特别注意:【?id=】 处不能为 【?id =】 _I,GH{lh I
6.表格超连接列传递参数 4;32f`
<asp:HyperLinkColumn Target="_blank" headertext="ID号" DataTextField="id" NavigateUrl="aaa.aspx?id=’ Y0Tw:1a
<%# DataBinder.Eval(Container.DataItem, "数据字段1")%>’ & name=’<%# DataBinder.Eval(Container.DataItem, "数据字段2")%>’ /> uTO%O}D N
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7.表格点击改变颜色 T_wh)B4xW
if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem) )iC@n8f7o
{ m%;LJ~R
e.Item.Attributes.Add("onclick","this.style.backgroundColor=’#99cc00’; -~J5aG[@~>
this.style.color=’buttontext’;this.style.cursor=’default’;"); 3 TV4|&W;
} * _usVg
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写在DataGrid的_ItemDataBound里 6e.l#
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if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem) 7z\#"~(.
{ |G/)<1P
e.Item.Attributes.Add("onmouseover","this.style.backgroundColor=’#99cc00’; mss.\
this.style.color=’buttontext’;this.style.cursor=’default’;"); =?]S8cth
e.Item.Attributes.Add("onmouseout","this.style.backgroundColor=’’;this.style.color=’’;"); ][//G|9
} ;2?fz@KZ
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8.关于日期格式 &>Z;>6J,
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日期格式设定 vaVV1
DataFormatString="{0:yyyy-MM-dd}" F4V) 0)G
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我觉得应该在itembound事件中 G|t0no\f
e.items.cell["你的列"].text=DateTime.Parse(e.items.cell["你的列"].text.ToString("yyyy-MM-dd")) !"hzGgOOX
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9.获取错误信息并到指定页面 # Rs5W
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不要使用Response.Redirect,而应该使用Server.Transfer qJtLJ<=1
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// in global.asax IY!8j$'|
protected void Application_Error(Object sender, EventArgs e) { F]N?_ bo
if (Server.GetLastError() is HttpUnhandledException) \?Xoa"^
Server.Transfer("MyErrorPage.aspx"); h^,L) E
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//其余的非HttpUnhandledException异常交给ASP.NET自己处理就okay了 :) i3L2N~:V
} ;jPiD`Kyv
f}.t
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 c;a<nTLn
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10.清空Cookie ~(Q#G"t
Cookie.Expires=[DateTime]; +l]>(k.2
Response.Cookies("UserName").Expires = 0 M,oZ_tY%
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11.自定义异常处理 dxS5-aWy9w
//自定义异常处理类 f"AT@Ga]
using System; Uhn3usK
using System.Diagnostics; y
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namespace MyAppException
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{ <4zSh3
/// <summary> fceO|mSz_
/// 从系统异常类ApplicationException继承的应用程序异常处理类。
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/// 自动将异常内容记录到Windows NT/2000的应用程序日志 XW2ZQMos1
/// </summary> Bk5 ELf8pL
public class AppException:System.ApplicationException +RiI5.$=Z
{ $i!r> .Jo
public AppException() X -=M>H^
{ Ff
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if (ApplicationConfiguration.EventLogEnabled)LogEvent("出现一个未知错误。"); VKlC`k8L
} 7GErh,
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public AppException(string message) VH+3o?nrT
{ GZuWAa
LogEvent(message); BT$Oh4y4
} KP>1%ap6
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public AppException(string message,Exception innerException) %(K} 1[
{ '|Lv-7
LogEvent(message); f|/ ,eP$
if (innerException != null) g "c7$
{ H,7!"!?@N
LogEvent(innerException.Message); (_3'nFg
} wQ9@
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} LZ&I<ID`-
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//日志记录类 1#fR=*ZM"
using System; ^LXsU]
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using System.Configuration; 3Tw9Uc\vT
using System.Diagnostics; cT&lkS
using System.IO; 'V <ZmJ2
using System.Text; Be^"sC
using System.Threading; B*tQ0`
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namespace MyEventLog */@I$*
{ :hWG:`
/// <summary> _^ n>kLd$
/// 事件日志记录类,提供事件日志记录支持 *xj2Z,u
/// <remarks> VP~%,=
/// 定义了4个日志记录方法 (error, warning, info, trace) |942#rM
/// </remarks> Z0XQ|gkH
/// </summary> zF? 6"
public class ApplicationLog ~RBa&Y=Mb
{ ]ab q$Y'
/// <summary> <*/Z>Z_c2
/// 将错误信息记录到Win2000/NT事件日志中 b=Ektq
/// <param name="message">需要记录的文本信息</param> @LS%uqs
/// </summary> [a~@6*=
public static void WriteError(String message) 3Q7PY46
{ 7Xh @%[
WriteLog(TraceLevel.Error, message); E7w^A
} . _Jypk8
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/// <summary> Qs8yJH`v
/// 将警告信息记录到Win2000/NT事件日志中 @$%.iQ7A;
/// <param name="message">需要记录的文本信息</param> Pj BBXI1i
/// </summary> DPmY_[OAE
public static void WriteWarning(String message) C58B(Ndo
{ u{D]Kc?n
WriteLog(TraceLevel.Warning, message); T@zp'6\H
} )!G 10
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/// <summary> Q{miI
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/// 将提示信息记录到Win2000/NT事件日志中 v5?ct?q
/// <param name="message">需要记录的文本信息</param> P"@^BQ4
/// </summary> TXs&*\
public static void WriteInfo(String message) uI9+@oV
{ hew"p( `
WriteLog(TraceLevel.Info, message); adgd7JjI*
} 9d=\BBNZ
/// <summary> ~u[1Vz4#3
/// 将跟踪信息记录到Win2000/NT事件日志中 j|p=JrCJ
/// <param name="message">需要记录的文本信息</param> f%[xl6VE;
/// </summary> n 1^h;2gz
public static void WriteTrace(String message) Ruwp"T}mF
{ zh(=kS`
WriteLog(TraceLevel.Verbose, message); '9&@?P;
} <'hoN/g
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/// <summary> bh sCeH
/// 格式化记录到事件日志的文本信息格式 4TiHh
/// <param name="ex">需要格式化的异常对象</param> ]ZI@?H?
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/// <param name="catchInfo">异常信息标题字符串.</param> $d.Dk4.ed
/// <retvalue> >-w#&T &K
/// <para>格式后的异常信息字符串,包括异常内容和跟踪堆栈.</para> B=}QgXg
/// </retvalue> &Rz