1. 打开新的窗口并传送参数: (Y )!"_|
j8c6[ih
传送参数: s ^3[W0hL
response.write("<script>window.open(’*.aspx?id="+this.DropDownList1.SelectIndex+"&id1="+...+"’)</script>") ]?#
#))RUS
kXEtuO5FUM
接收参数: /Zx8nx'{V
string a = Request.QueryString("id"); 8 ?" Ze(
string b = Request.QueryString("id1"); CpSK(2j
Wxs>osq
2.为按钮添加对话框 1vsu[n
Button1.Attributes.Add("onclick","return confirm(’确认?’)"); 6e/7'TYwT
button.attributes.add("onclick","if(confirm(’are you sure...?’)){return true;}else{return false;}") Gql`>~
zHqhl}
3.删除表格选定记录 /.2 qWQH
int intEmpID = (int)MyDataGrid.DataKeys[e.Item.ItemIndex]; Ge0Lb+<G
string deleteCmd = "DELETE from Employee where emp_id = " + intEmpID.ToString() v~aLTI
b"&E,=L
4.删除表格记录警告 Ph
Ttx(!
private void DataGrid_ItemCreated(Object sender,DataGridItemEventArgs e) O a1'oYIHg
{ \kyM}5G(<0
switch(e.Item.ItemType) jiq2 x\\!
{ tO`?{?W7
case ListItemType.Item : "8?TSm8
case ListItemType.AlternatingItem :
(:l(_-O
case ListItemType.EditItem: *.3y2m,bZ
TableCell myTableCell; D>Ua#<52q
myTableCell = e.Item.Cells[14]; @ge
LW!
LinkButton myDeleteButton ; H@4/#V|Uy
myDeleteButton = (LinkButton)myTableCell.Controls[0]; -tMA
myDeleteButton.Attributes.Add("onclick","return confirm(’您是否确定要删除这条信息’);"); }biCQ*{'
break; N|$5/bV
default: NFV_+{X\
break; qy6K,/&3
} hm6pxFkX_
`$M
etQ
} DiR'p`b~
r*]uR /Z$
5.点击表格行链接另一页 ? osfL
private void grdCustomer_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e) 8UYJye8
{ d
"B5==0I
//点击表格打开 +NT:<(;|i5
if (e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem) "5h_8k~sQ
e.Item.Attributes.Add("onclick","window.open(’Default.aspx?id=" + e.Item.Cells[0].Text + "’);"); A-;^~I
} U&s(1~e\
H<XlUCr_~+
双击表格连接到另一页 uD[^K1Ag]^
5)8.
在itemDataBind事件中 W}?s^
if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem) )lOji7&e
{ .c03}RTC^
string OrderItemID =e.item.cells[1].Text; /xJY7yF
... >R#9\/s
e.item.Attributes.Add("ondblclick", "location.href=’../ShippedGrid.aspx?id=" + OrderItemID + "’"); "&}mAWT%If
} UFL0 K
YY\Rua/nG
双击表格打开新一页 C-r."L
if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem) @| P3
{ $M-NR||k
string OrderItemID =e.item.cells[1].Text; RpjSTV8Tkm
... m qpd
e.item.Attributes.Add("ondblclick", "open(’../ShippedGrid.aspx?id=" + OrderItemID + "’)"); 7fUi?41XA
} 7Y)s#FJ
{vjqy&?y
★特别注意:【?id=】 处不能为 【?id =】 "`[ $&:~
6.表格超连接列传递参数 -h=c=P
<asp:HyperLinkColumn Target="_blank" headertext="ID号" DataTextField="id" NavigateUrl="aaa.aspx?id=’ jXtLo,km
<%# DataBinder.Eval(Container.DataItem, "数据字段1")%>’ & name=’<%# DataBinder.Eval(Container.DataItem, "数据字段2")%>’ /> sC9-+}
Iht@mE
7.表格点击改变颜色 ]2P/G5C3tU
if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem) <jg8y'm@0
{ Up'."w_zE
e.Item.Attributes.Add("onclick","this.style.backgroundColor=’#99cc00’; coSTZ&0
this.style.color=’buttontext’;this.style.cursor=’default’;"); FRc |D
} roL}lM$
tjt=N\;
写在DataGrid的_ItemDataBound里 JTjzT2`A.
if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem) ?F9hDLX
{ cK/PQsMP
e.Item.Attributes.Add("onmouseover","this.style.backgroundColor=’#99cc00’; *TJ<
this.style.color=’buttontext’;this.style.cursor=’default’;"); FW/)uf3I
e.Item.Attributes.Add("onmouseout","this.style.backgroundColor=’’;this.style.color=’’;"); {rs6"X^
} Gi;9 S
<n f=SRZ
Q.*'H_Y
8.关于日期格式 2Qw)-EB
a
pKa4nI
日期格式设定 xu`d`!Tx
DataFormatString="{0:yyyy-MM-dd}" H7y&N5.V
ZWov_
我觉得应该在itembound事件中 ~>.awu+o|
e.items.cell["你的列"].text=DateTime.Parse(e.items.cell["你的列"].text.ToString("yyyy-MM-dd")) ,.J<.#D3J
EUJ1RhajF
9.获取错误信息并到指定页面 )`e^F9L
$>nkGb%Kp
不要使用Response.Redirect,而应该使用Server.Transfer M^Q&A R'F
h5<T.vV
e.g =%:JjgKc*t
// in global.asax {K< ~
vj;
protected void Application_Error(Object sender, EventArgs e) { f2BS[$oV4
if (Server.GetLastError() is HttpUnhandledException) yLV2>kq
Server.Transfer("MyErrorPage.aspx"); xU#]w6
Wdei`u[
//其余的非HttpUnhandledException异常交给ASP.NET自己处理就okay了 :) _-g-'Hr+N
} n$nne6|O
&n}8Uw0440
Redirect会导致post-back的产生从而丢失了错误信息,所以页面导向应该直接在服务器端执行,这样就可以在错误处理页面得到出错信息并进行相应的处理 V]+o)A$
v$qpcu#o
10.清空Cookie 0G+L1a-
Cookie.Expires=[DateTime]; 8L%%eM_O
Response.Cookies("UserName").Expires = 0 Q>cL?ie
XfD
z
#
11.自定义异常处理 u>JqFw1
//自定义异常处理类 !&1}w86
using System; K7)j
using System.Diagnostics; Vp5V
m
?{y:s!!
namespace MyAppException IwZZewb-a
{ CnM+HN30o
/// <summary> S7@ZtFf
/// 从系统异常类ApplicationException继承的应用程序异常处理类。 buMiJzU
/// 自动将异常内容记录到Windows NT/2000的应用程序日志 'iMHAP;N
/// </summary> Dx p>
public class AppException:System.ApplicationException GapX$Jb,p
{ g~bf!
public AppException() kKFuTem_3
{ Ek gZxT_&
if (ApplicationConfiguration.EventLogEnabled)LogEvent("出现一个未知错误。"); P wt ?9I
} zsR wF
PV5TG39qQ
public AppException(string message) b/a?\0^
{ Eg287B
LogEvent(message); mcAH1k e
} =B3!jir
Wwa41z
public AppException(string message,Exception innerException) F&nMI:h7
{ *il]$i
LogEvent(message); \N'hbT=
if (innerException != null) *SMoodFBS
{ sWojQ-8}
LogEvent(innerException.Message); 2@=cqD7x
} KxgR5#:i"
} :N+K^gI)
'&_y*"/c
//日志记录类 `uaD.m$EJ
using System; B5?c'[V9
using System.Configuration; 2V=FWuXC"
using System.Diagnostics; Gdc~Lh
using System.IO; @xW"rX#7f
using System.Text; +Y.uZJ6+
using System.Threading; IlC:dA
HNkZ1+P {
namespace MyEventLog ((hJmaq
{ %~8](]p
/// <summary> g-{<v4 NGI
/// 事件日志记录类,提供事件日志记录支持 TQbFI;\
/// <remarks> toYg$IV
/// 定义了4个日志记录方法 (error, warning, info, trace) {Vt^Xc
/// </remarks> /pSUn"3
/// </summary> RT_Pd\(qD
public class ApplicationLog "0!eb3n
{ Ztpm_P6
/// <summary> uP%;QBb
/// 将错误信息记录到Win2000/NT事件日志中 dl3LDB
/// <param name="message">需要记录的文本信息</param> U{za m
/// </summary> -G^t-I
public static void WriteError(String message) 9L)&n.t1
{ .T62aJ
WriteLog(TraceLevel.Error, message); hsQ rd%{f
} 8wH41v67F
V.P5v{
/// <summary> ]B-$p p
/// 将警告信息记录到Win2000/NT事件日志中 &d|VH y+
/// <param name="message">需要记录的文本信息</param> 0[$Mo3c+'
/// </summary> 6{Cu~G{]N
public static void WriteWarning(String message) 71n uTE%!
{ HLyFyv\
WriteLog(TraceLevel.Warning, message); ~gLEh tW
} "DcueU#!
!Z0rTC3d
/// <summary> {eD>E(Y@z1
/// 将提示信息记录到Win2000/NT事件日志中 :.'T+LI
/// <param name="message">需要记录的文本信息</param> 7&;jje[
<g
/// </summary> ym,Ot1
public static void WriteInfo(String message) p#8LQP~0$
{ ]9yA0,z/
WriteLog(TraceLevel.Info, message); b1['uJF
} e2=,n6N]c
/// <summary> &L~31Ayj&
/// 将跟踪信息记录到Win2000/NT事件日志中 dnWt\>6&
2
/// <param name="message">需要记录的文本信息</param> lWyP[>*
/// </summary> Rcx'a:k
public static void WriteTrace(String message) @,>=X:7
{ ptc H>wM!
WriteLog(TraceLevel.Verbose, message); (a)@<RF`Q}
} :]z-Rz
y\f 8Ird
/// <summary> w2C!>fJ]1
/// 格式化记录到事件日志的文本信息格式 Z$m2rZ#
/// <param name="ex">需要格式化的异常对象</param> .X=M!
/// <param name="catchInfo">异常信息标题字符串.</param> X#NeB>~
/// <retvalue> YQ8x6AJ
/// <para>格式后的异常信息字符串,包括异常内容和跟踪堆栈.</para> XL&eJ
/// </retvalue> aXid;v,
/// </summary> 5SWX v+
public static String FormatException(Exception ex, String catchInfo) {msB+n~WZ
{ K&P{2Hndr
StringBuilder strBuilder = new StringBuilder(); ~9/nx|%D
if (catchInfo != String.Empty) ht
cO
~b
{ }${ZI
strBuilder.Append(catchInfo).Append("\r\n"); bHH}x"d[x
} -mYI[AG)
strBuilder.Append(ex.Message).Append("\r\n").Append(ex.StackTrace); zvs 2j"lb
return strBuilder.ToString(); I:>d@e/;
} }d*sWSPu(
~x^+OXf!^g
/// <summary> GC#95
/// 实际事件日志写入方法 J<$'^AR9"q
/// <param name="level">要记录信息的级别(error,warning,info,trace).</param> jw%FZ
/// <param name="messageText">要记录的文本.</param> xXh]z|
/// </summary> 3z. >b
private static void WriteLog(TraceLevel level, String messageText) B>nd9Z '
{ ~)CU m[:oM
try zm S-s\$,
{ b({b5z.A
EventLogEntryType LogEntryType; d_|v=^;
switch (level) -a^sX%|Bl
{ 3&d+U)E
case TraceLevel.Error: s#Y7*?Sm
LogEntryType = EventLogEntryType.Error; W)P_t"'@L
break; Hx/Vm`pRyX
case TraceLevel.Warning: uRcuy/CY
LogEntryType = EventLogEntryType.Warning; gwjv&.T6^
break; W p*
v Vv
case TraceLevel.Info: ,&l