1. 打开新的窗口并传送参数:
cvV8; z*N%kcw" 传送参数:
,u.A[{@py response.write("<script>window.open(’*.aspx?id="+this.DropDownList1.SelectIndex+"&id1="+...+"’)</script>")
!\q'{x5C B)qcu'>iy 接收参数:
;]%Syrzp string a = Request.QueryString("id");
$ Vsf?ID string b = Request.QueryString("id1");
qwd
T=H v=YI%{tx) 2.为按钮添加对话框
Gn%k# Button1.Attributes.Add("onclick","return confirm(’确认?’)");
,Aq |IH3j button.attributes.add("onclick","if(confirm(’are you sure...?’)){return true;}else{return false;}")
KhyGz"I!@$ iDlg>UYd 3.删除表格选定记录
q9(hn_X@/ int intEmpID = (int)MyDataGrid.DataKeys[e.Item.ItemIndex];
kM(,8j string deleteCmd = "DELETE from Employee where emp_id = " + intEmpID.ToString()
qK&h$;~*y &LhR0A 4.删除表格记录警告
,{#L i private void DataGrid_ItemCreated(Object sender,DataGridItemEventArgs e)
0}$R4<"{Y> {
H$xUOqL switch(e.Item.ItemType)
=K9- {
S$nEflcz case ListItemType.Item :
-qB{TA-.\ case ListItemType.AlternatingItem :
W)u9VbPk[ case ListItemType.EditItem:
3MHByT% TableCell myTableCell;
R=L-Ulhk myTableCell = e.Item.Cells[14];
ER<Z!*2 LinkButton myDeleteButton ;
twql)lbx myDeleteButton = (LinkButton)myTableCell.Controls[0];
qB3=wFI myDeleteButton.Attributes.Add("onclick","return confirm(’您是否确定要删除这条信息’);");
@P<Mc)o^ break;
&t74T"(d default:
q&: t$tSS break;
AH#Dk5#G }
(KphAA8 Odbm"Y }
dca?(B!'6 D (">bR)1 5.点击表格行链接另一页
l>@){zxL private void grdCustomer_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
j.29nJ {
;QQ/bM&I //点击表格打开
K1-y[pS]E if (e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
w?M` gl8r e.Item.Attributes.Add("onclick","window.open(’Default.aspx?id=" + e.Item.Cells[0].Text + "’);");
!JPZ7_nn }
qD5)AdCGO uBo~PiJ2" 双击表格连接到另一页
#!]~E@;E 2?c%<_jPA 在itemDataBind事件中
;VPYWss if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
ljk,R
G {
B..> *Xb string OrderItemID =e.item.cells[1].Text;
zR }vw{ ...
@}A3ie'w e.item.Attributes.Add("ondblclick", "location.href=’../ShippedGrid.aspx?id=" + OrderItemID + "’");
uSNlI78D }
8Y~\:3&1< ~G8haN4 双击表格打开新一页
<f@
A\ if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
-KiI&Q {
O[HBw~ string OrderItemID =e.item.cells[1].Text;
F3<Ip~K ...
lBOxB/` e.item.Attributes.Add("ondblclick", "open(’../ShippedGrid.aspx?id=" + OrderItemID + "’)");
eu?DSad }
s"0Hz"[^= r?=3TAA ★特别注意:【?id=】 处不能为 【?id =】
Uy{ZK*c8i 6.表格超连接列传递参数
jGOE
CKP <asp:HyperLinkColumn Target="_blank" headertext="ID号" DataTextField="id" NavigateUrl="aaa.aspx?id=’
4Kn)5> <%# DataBinder.Eval(Container.DataItem, "数据字段1")%>’ & name=’<%# DataBinder.Eval(Container.DataItem, "数据字段2")%>’ />
+(##B pC wRQMuFGY 7.表格点击改变颜色
Z(o]8*;Ai if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
DM*u;t{i {
a |0f B4G e.Item.Attributes.Add("onclick","this.style.backgroundColor=’#99cc00’;
|=s jGf this.style.color=’buttontext’;this.style.cursor=’default’;");
b@)nB }
p/Lk'h~ Yq-7! 写在DataGrid的_ItemDataBound里
^a;412 if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
:X#'ELo| {
!R1OSVFp e.Item.Attributes.Add("onmouseover","this.style.backgroundColor=’#99cc00’;
ddvtBAX this.style.color=’buttontext’;this.style.cursor=’default’;");
rJc=&'{&)N e.Item.Attributes.Add("onmouseout","this.style.backgroundColor=’’;this.style.color=’’;");
Yj>ezFo }
8\e8$y3 IFF3gh42. RJA#cv~f 8.关于日期格式
;%$wA5"2M G'6f6i|<I@ 日期格式设定
`'/1Ij+ DataFormatString="{0:yyyy-MM-dd}"
>twog}% 5t[7taLX\ 我觉得应该在itembound事件中
^
&VN=Y6z e.items.cell["你的列"].text=DateTime.Parse(e.items.cell["你的列"].text.ToString("yyyy-MM-dd"))
uE3xzF H@ .1cO 9.获取错误信息并到指定页面
<|4L+?_(& qJ<Ghd`8v 不要使用Response.Redirect,而应该使用Server.Transfer
ZTK)N ^h"F\vIpV e.g
]Kp -2KW // in global.asax
8jfEvwY protected void Application_Error(Object sender, EventArgs e) {
#i[V{J8.p if (Server.GetLastError() is HttpUnhandledException)
7>yb8/J Server.Transfer("MyErrorPage.aspx");
?
-`8w
_3 &%` 0&y //其余的非HttpUnhandledException异常交给ASP.NET自己处理就okay了 :)
m7m)BX%O }
p"=8{LrO T+)#Du Redirect会导致post-back的产生从而丢失了错误信息,所以页面导向应该直接在服务器端执行,这样就可以在错误处理页面得到出错信息并进行相应的处理
9l:vVp7Uk NC{8[*Kx5 10.清空Cookie
hZeF? G)L' Cookie.Expires=[DateTime];
4F?O5&329i Response.Cookies("UserName").Expires = 0
6yXMre)YV Mg=R**s1x% 11.自定义异常处理
GQ=Pkko //自定义异常处理类
8Z(\iZ5Rgj using System;
EY'48S using System.Diagnostics;
uZ(,7>0 t-$Hti7Lk namespace MyAppException
lhduK4u {
y'U-y"7y /// <summary>
dmUa\1g# /// 从系统异常类ApplicationException继承的应用程序异常处理类。
UpCkB}OhR1 /// 自动将异常内容记录到Windows NT/2000的应用程序日志
*Au[{sR /// </summary>
#=aT Sw X public class AppException:System.ApplicationException
K&/!3vc {
!yf7y/qY public AppException()
]ag^~8bG
@ {
F]`_ak E if (ApplicationConfiguration.EventLogEnabled)LogEvent("出现一个未知错误。");
|bv7N@?e }
ue"e><c6: xY1@Ja public AppException(string message)
7?"-NrW~ {
F)hUT@ LogEvent(message);
8Hh=Sp^ }
=1Tn~)^O wb/@g=`d public AppException(string message,Exception innerException)
eAbp5}B {
}tUr
V LogEvent(message);
n3JSEu;J if (innerException != null)
m$bDWxm#e {
)>8 k8E LogEvent(innerException.Message);
,kw:g&A }
m0+'BC{$u }
tY6QhhuS: T{mIkp< //日志记录类
Cw]bhaG
g using System;
ThJ`-Ro using System.Configuration;
,U#FtOec using System.Diagnostics;
spv'r!*\ed using System.IO;
"BD$-] using System.Text;
lehuJgz'OO using System.Threading;
^?o> (K 5!}fd/}Uk namespace MyEventLog
,S\AUUt% {
: tcqb2p /// <summary>
({kOgOeC /// 事件日志记录类,提供事件日志记录支持
#i}:CI>2 /// <remarks>
OA{PKC /// 定义了4个日志记录方法 (error, warning, info, trace)
I=}pT50~9 /// </remarks>
1\ab3n /// </summary>
_"'0^F$I public class ApplicationLog
C &-]RffA {
Cy'! > /// <summary>
G.sf>.[ /// 将错误信息记录到Win2000/NT事件日志中
RL~]mI!U /// <param name="message">需要记录的文本信息</param>
6SN$El 0|G /// </summary>
x] j&Knli public static void WriteError(String message)
LCkaSv/[RB {
\s">trXwX WriteLog(TraceLevel.Error, message);
W#lt_2!j }
Wc!.{2 rEG!A87Zz /// <summary>
EawtT /// 将警告信息记录到Win2000/NT事件日志中
PHQ99&F1 /// <param name="message">需要记录的文本信息</param>
pm k;5 d /// </summary>
X UcM~U- public static void WriteWarning(String message)
G=qT{c8Q {
OysO55 i WriteLog(TraceLevel.Warning, message);
|g8Q.*"l[ }
A<<Bm M.% 1n|K /// <summary>
$qy ST /// 将提示信息记录到Win2000/NT事件日志中
f,QBj{M, /// <param name="message">需要记录的文本信息</param>
S# sar}-I /// </summary>
]O.Z4+6w public static void WriteInfo(String message)
kCZxv"Ts {
Swnom?t WriteLog(TraceLevel.Info, message);
V[baGNe }
=Z}=n S?4 /// <summary>
+tvWp>T+ /// 将跟踪信息记录到Win2000/NT事件日志中
=X}s^KbI{
/// <param name="message">需要记录的文本信息</param>
TOXZl3s5# /// </summary>
fT public static void WriteTrace(String message)
&VfMv'%x {
>XK |jPK WriteLog(TraceLevel.Verbose, message);
|&0zAP"\ }
=%oQIx T@\%h8@~] /// <summary>
I18<brZJ /// 格式化记录到事件日志的文本信息格式
tA]Y=U+Q /// <param name="ex">需要格式化的异常对象</param>
Q 2nqA1sRk /// <param name="catchInfo">异常信息标题字符串.</param>
X6k-a; /// <retvalue>
2r>I,TNHl /// <para>格式后的异常信息字符串,包括异常内容和跟踪堆栈.</para>
)w'GnUqWz /// </retvalue>
M5<cHE /// </summary>
.[8g6:> public static String FormatException(Exception ex, String catchInfo)
~sbn"OS+ {
nh?~S` StringBuilder strBuilder = new StringBuilder();
fMZzR|_18 if (catchInfo != String.Empty)
Q_M:v {
fs6% M]u strBuilder.Append(catchInfo).Append("\r\n");
]Wdnr1d~8 }
<^Sp4J strBuilder.Append(ex.Message).Append("\r\n").Append(ex.StackTrace);
wzz>N@| return strBuilder.ToString();
KB6`OT^b{r }
ooIA#u ,ou&WI yC /// <summary>
!;h`J:dN /// 实际事件日志写入方法
!<W^Fh /// <param name="level">要记录信息的级别(error,warning,info,trace).</param>
=Xh*w /// <param name="messageText">要记录的文本.</param>
{axMS yp; /// </summary>
G+zIh}9 private static void WriteLog(TraceLevel level, String messageText)
%m?$"<q_K {
]iE)8X try
q_[V9 {
Z"Byv.yq b EventLogEntryType LogEntryType;
+[Zcz4\9 switch (level)
w!~85"" {
DZ5QC aA case TraceLevel.Error:
v"J7VF2 LogEntryType = EventLogEntryType.Error;
q$BS@
break;
^U[yk'!Y case TraceLevel.Warning:
gO,2:, LogEntryType = EventLogEntryType.Warning;
/XZ\Yy= break;
?fmW'vs case TraceLevel.Info:
L+J) LogEntryType = EventLogEntryType.Information;
B96"|v$ break;
] R-<v&O case TraceLevel.Verbose:
mqk tM6 LogEntryType = EventLogEntryType.SuccessAudit;
n06Jg+ break;
B[B(=4EzMP default:
To@77.' LogEntryType = EventLogEntryType.SuccessAudit;
6BIr{SY break;
=%ZR0cWPoI }
9G=HG={ D;QV`Z%I EventLog eventLog = new EventLog("Application", ApplicationConfiguration.EventLogMachineName, ApplicationConfiguration.EventLogSourceName );
v!77dj 6I //写入事件日志
WpPI6bd eventLog.WriteEntry(messageText, LogEntryType);
".:]?Lvt URb }
cLyed3uU catch {} //忽略任何异常
1J @43>u{ }
`(Ij@84
} //class ApplicationLog
7zEpuw }
NQ qq\h Q3|I.I e 12.Panel 横向滚动,纵向自动扩展
lJ/{.uK <asp:panel style="overflow-x:scroll;overflow-y:auto;"></asp:panel>
I^itlQ BOf)27) 13.回车转换成Tab
fOkB|E] <script language="javascript" for="document" event="onkeydown">
jO6yZt if(event.keyCode==13 && event.srcElement.type!=’button’ && event.srcElement.type!=’submit’ && event.srcElement.type!=’reset’ && event.srcElement.type!=’’&& event.srcElement.type!=’textarea’);
\\i$zRi event.keyCode=9;
UgAG2 </script>
vQhi2J' f$p7L.d< onkeydown="if(event.keyCode==13) event.keyCode=9"
T$r?LIa ,Q qbu5aK}+ 14.DataGrid超级连接列
&p6^
DataNavigateUrlField="字段名" DataNavigateUrlFormatString="
http://xx/inc/delete.aspx?ID={0}"
+U= !svE ~zD*=h2C 15.DataGrid行随鼠标变色
7R5!(g
private void DGzf_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
EGIwqci: {
F,>-+~L= if (e.Item.ItemType!=ListItemType.Header)
tDwj~{a~ {
tj;<EaM e.Item.Attributes.Add( "onmouseout","this.style.backgroundColor=\""+e.Item.Style["BACKGROUND-COLOR"]+"\"");
' &j]~m e.Item.Attributes.Add( "onmouseover","this.style.backgroundColor=\""+ "#EFF3F7"+"\"");
>S=,ype~G }
rtY4B~_ }
]/y69ou |cd=7[B 16.模板列
>$dkA\&p