1. 打开新的窗口并传送参数:
'<YVDB&-d, 8v)PDO~D}A 传送参数:
iVKX *kqc response.write("<script>window.open(’*.aspx?id="+this.DropDownList1.SelectIndex+"&id1="+...+"’)</script>")
~!w()v n '"=Mw;p 接收参数:
8I'Am"bc\ string a = Request.QueryString("id");
J0hY~B~X string b = Request.QueryString("id1");
Q*+_%n1
/ \dL#PI3 2.为按钮添加对话框
.RNr^*AQ Button1.Attributes.Add("onclick","return confirm(’确认?’)");
)!!xvyc button.attributes.add("onclick","if(confirm(’are you sure...?’)){return true;}else{return false;}")
A
S#D9o aTceGyWzl 3.删除表格选定记录
"c S?t int intEmpID = (int)MyDataGrid.DataKeys[e.Item.ItemIndex];
%7$oig\wE string deleteCmd = "DELETE from Employee where emp_id = " + intEmpID.ToString()
DNy1} 3wg |# zznT" 4.删除表格记录警告
+I?T|Iin private void DataGrid_ItemCreated(Object sender,DataGridItemEventArgs e)
mne=9/sE" {
n?QpVROo\ switch(e.Item.ItemType)
E
Fx@O {
y ~
A] case ListItemType.Item :
f;(]P case ListItemType.AlternatingItem :
W*xz 0 case ListItemType.EditItem:
nFn@Z'T$N TableCell myTableCell;
+r+H`cT@ myTableCell = e.Item.Cells[14];
o9:GKc LinkButton myDeleteButton ;
U 6y
;V myDeleteButton = (LinkButton)myTableCell.Controls[0];
U-$ B"w & myDeleteButton.Attributes.Add("onclick","return confirm(’您是否确定要删除这条信息’);");
l|[8'*]r! break;
[]{g9CO default:
bD[6)
ITg break;
Qhd~4 }
7b2N'^z} %0PZZl5b }
@' Er&[P C<.t'| 5.点击表格行链接另一页
7b_Ihv
private void grdCustomer_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
=~&Fq$$ {
J jCzCA:K_ //点击表格打开
uxq!kF'Ls if (e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
$h Isab_ e.Item.Attributes.Add("onclick","window.open(’Default.aspx?id=" + e.Item.Cells[0].Text + "’);");
Z' 0Gd@/ }
$?OuY*ZeY9 a/.O,&3
双击表格连接到另一页
eTc0u;{V )p MZ5|+X 在itemDataBind事件中
VK+#!!Ha if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
z^/aJ@gQ {
>Hr0ScmN@" string OrderItemID =e.item.cells[1].Text;
(YjY=F ...
Uv6#d":f; e.item.Attributes.Add("ondblclick", "location.href=’../ShippedGrid.aspx?id=" + OrderItemID + "’");
W`C&$v# }
a$c7d~p$I sa~.qmqu 双击表格打开新一页
t-\S/N if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
K/ q:aMq {
ba?]eK string OrderItemID =e.item.cells[1].Text;
13]sZ([B%| ...
vXnTPjbE e.item.Attributes.Add("ondblclick", "open(’../ShippedGrid.aspx?id=" + OrderItemID + "’)");
;X u&['
}
)T6+} ,/\%-u?
1x ★特别注意:【?id=】 处不能为 【?id =】
|5}{4k~9J 6.表格超连接列传递参数
a4
g~'^uC <asp:HyperLinkColumn Target="_blank" headertext="ID号" DataTextField="id" NavigateUrl="aaa.aspx?id=’
0;Y_@UVj <%# DataBinder.Eval(Container.DataItem, "数据字段1")%>’ & name=’<%# DataBinder.Eval(Container.DataItem, "数据字段2")%>’ />
LB1.N!q1 m7 !Fb
7.表格点击改变颜色
;APpgt4 if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
46'EZ@#s {
Ed|7E_v e.Item.Attributes.Add("onclick","this.style.backgroundColor=’#99cc00’;
DTdL|x.{ this.style.color=’buttontext’;this.style.cursor=’default’;");
_Y*:
l7 }
V%pdXM5 )gNHD?4x 写在DataGrid的_ItemDataBound里
:~ 3/ if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
|WeLmy%9 {
r4O*0Q_ e.Item.Attributes.Add("onmouseover","this.style.backgroundColor=’#99cc00’;
?-O(EY1E this.style.color=’buttontext’;this.style.cursor=’default’;");
S
~lw5 e.Item.Attributes.Add("onmouseout","this.style.backgroundColor=’’;this.style.color=’’;");
uU`zbh}]L. }
Mi\f?
S8" h9| m p~\ioI*d 8.关于日期格式
ushQWP) $Q|66/S^ 日期格式设定
Nuk\8C DataFormatString="{0:yyyy-MM-dd}"
&^thKXEC ]?U:8% 我觉得应该在itembound事件中
-5A@FGh e.items.cell["你的列"].text=DateTime.Parse(e.items.cell["你的列"].text.ToString("yyyy-MM-dd"))
muQ7sJ9
r 6^['g-\2 9.获取错误信息并到指定页面
pTmG\wA~$ +D1;_DU 不要使用Response.Redirect,而应该使用Server.Transfer
+bd/*^ MQ"<r,o?: e.g
cGC&O%`i,\ // in global.asax
A20_a;V protected void Application_Error(Object sender, EventArgs e) {
.+aSa?h_ if (Server.GetLastError() is HttpUnhandledException)
P/t$xqAL Server.Transfer("MyErrorPage.aspx");
A]BD2 f7XmVCz1 //其余的非HttpUnhandledException异常交给ASP.NET自己处理就okay了 :)
2P9h x5PiV }
NS=puo 9F kwtF Redirect会导致post-back的产生从而丢失了错误信息,所以页面导向应该直接在服务器端执行,这样就可以在错误处理页面得到出错信息并进行相应的处理
b/]C,P FFH-Kw, 10.清空Cookie
CQ sVGn{x Cookie.Expires=[DateTime];
2`t4@T Response.Cookies("UserName").Expires = 0
x&)P)H0vn 9 VkuYm,3 11.自定义异常处理
uZ Id.+Rk //自定义异常处理类
g}' "&Y using System;
=bf-+gZD using System.Diagnostics;
~v9\4O vK#xA+W namespace MyAppException
fCZbIt)Eh {
\rADwZm /// <summary>
~z>2`^Z" /// 从系统异常类ApplicationException继承的应用程序异常处理类。
RsVba!x@ /// 自动将异常内容记录到Windows NT/2000的应用程序日志
?
_[gs/i} /// </summary>
rM pb public class AppException:System.ApplicationException
5nqj {
50rq}- public AppException()
ImklM7A {
yYWGM if (ApplicationConfiguration.EventLogEnabled)LogEvent("出现一个未知错误。");
Lc*i[J<s }
mRfF) {Ca#{LeLk public AppException(string message)
:?jOts>uP {
nb'],({:9 LogEvent(message);
Qo)>i0 }
UX2`x9 sh}=#eb public AppException(string message,Exception innerException)
kYxn5+~ {
}RG LogEvent(message);
@?*26}qp if (innerException != null)
D4n~2] {
]Rnr>_>x; LogEvent(innerException.Message);
Z'WoChjM }
:(A]Bm3 }
rN$_(%m_N $CHri| //日志记录类
1>57rx"l using System;
bbiDY using System.Configuration;
$}W=O:L+D using System.Diagnostics;
;% !'K~ using System.IO;
nd_d tsp# using System.Text;
GRO[&;d` using System.Threading;
OMO.-p u Dm=W36 namespace MyEventLog
&bs/a]?Z7 {
?KI_>{ /// <summary>
6/s#'#jh /// 事件日志记录类,提供事件日志记录支持
F7# /// <remarks>
x1$fkNu /// 定义了4个日志记录方法 (error, warning, info, trace)
D19uI&U4 /// </remarks>
#=7~.Y /// </summary>
sqJ?dIBH public class ApplicationLog
#\@*C= {
E;D9S /// <summary>
cRT@Cu /// 将错误信息记录到Win2000/NT事件日志中
IR(JBB|xNQ /// <param name="message">需要记录的文本信息</param>
5"^$3&) /// </summary>
6/.-V1*O public static void WriteError(String message)
#Cvjv;
QwY {
Bz9!a k~4 WriteLog(TraceLevel.Error, message);
J L`n12$m }
*8,]fBUq noOG$P# /// <summary>
@\z2FJ79w /// 将警告信息记录到Win2000/NT事件日志中
bb+-R_3Kd /// <param name="message">需要记录的文本信息</param>
!4]wb!F /// </summary>
yYp!s public static void WriteWarning(String message)
=4m?RPb~b {
/u*((AJ?Qv WriteLog(TraceLevel.Warning, message);
vUvIZa }
!m'lOz MY4cMMjp~ /// <summary>
zg0)9br /// 将提示信息记录到Win2000/NT事件日志中
=d.Z:L9d /// <param name="message">需要记录的文本信息</param>
k[gO>UGB; /// </summary>
_rY,=h{+ public static void WriteInfo(String message)
u
z4P {
6i(nyA
2! WriteLog(TraceLevel.Info, message);
B;2os ^* }
HKb8z@;%@ /// <summary>
E
Rqr0>x /// 将跟踪信息记录到Win2000/NT事件日志中
LylB3BM /// <param name="message">需要记录的文本信息</param>
2"c$#N /// </summary>
kDS4 t?Ig public static void WriteTrace(String message)
sD_Z`1 {
nRPy)L{ WriteLog(TraceLevel.Verbose, message);
f,k'gM{K }
&LwR9\sh /al(=zf /// <summary>
uqXvN'Jr /// 格式化记录到事件日志的文本信息格式
]xCJ3.9 /// <param name="ex">需要格式化的异常对象</param>
Ym8G=KA /// <param name="catchInfo">异常信息标题字符串.</param>
O0i_h<T /// <retvalue>
o(u&n3Q' /// <para>格式后的异常信息字符串,包括异常内容和跟踪堆栈.</para>
'_@Y /// </retvalue>
T7'njaLec /// </summary>
>hJ$~4? public static String FormatException(Exception ex, String catchInfo)
|K,9EM3 {
fJH09:@^% StringBuilder strBuilder = new StringBuilder();
ltO:./6v if (catchInfo != String.Empty)
:0Rd )*k,v {
u-qg9qXJb strBuilder.Append(catchInfo).Append("\r\n");
7(QRG\G# }
SirjWYap strBuilder.Append(ex.Message).Append("\r\n").Append(ex.StackTrace);
kBS;SDl) return strBuilder.ToString();
C;1A$]bk }
e>#*$4tg mawomna /// <summary>
VL?ubt< /// 实际事件日志写入方法
SWNi@ /// <param name="level">要记录信息的级别(error,warning,info,trace).</param>
|ITp$_S /// <param name="messageText">要记录的文本.</param>
{W)Kz_ /// </summary>
"
2Dz5L1v private static void WriteLog(TraceLevel level, String messageText)
(Ub=sC {
N&]v\MjI62 try
[}9sq+## {
_*>bf G EventLogEntryType LogEntryType;
+\fr3@Yc switch (level)
=!*e; L {
j#f+0 case TraceLevel.Error:
N /p9Ws LogEntryType = EventLogEntryType.Error;
2%m H break;
0~iC#lHO case TraceLevel.Warning:
ryB^$Kh,, LogEntryType = EventLogEntryType.Warning;
eB%KXPhMm break;
AE={P*g case TraceLevel.Info:
8V`NQS$ LogEntryType = EventLogEntryType.Information;
9TIyY`2! break;
,^pM]+NF| case TraceLevel.Verbose:
%[u6< LogEntryType = EventLogEntryType.SuccessAudit;
Hzcy' break;
:2pd2 S default:
XI}
C|]# LogEntryType = EventLogEntryType.SuccessAudit;
GbFLu`I u break;
y<W?hE[ }
2?u>A3^R n (7m EventLog eventLog = new EventLog("Application", ApplicationConfiguration.EventLogMachineName, ApplicationConfiguration.EventLogSourceName );
gPSUxE`O. //写入事件日志
w},' 1 eventLog.WriteEntry(messageText, LogEntryType);
cv=nGFx6 #=V%S
2~ }
I= G%r/3 catch {} //忽略任何异常
6}='/d-[ }
MUhC6s\F } //class ApplicationLog
m4bfW }
m2E$[g F l83
Z> 12.Panel 横向滚动,纵向自动扩展
}fpK{db <asp:panel style="overflow-x:scroll;overflow-y:auto;"></asp:panel>
%6+J]U orVsMT[A 13.回车转换成Tab
CoDu|M% <script language="javascript" for="document" event="onkeydown">
?&I gD. if(event.keyCode==13 && event.srcElement.type!=’button’ && event.srcElement.type!=’submit’ && event.srcElement.type!=’reset’ && event.srcElement.type!=’’&& event.srcElement.type!=’textarea’);
(o~f6pNB, event.keyCode=9;
M#LQz~E </script>
#+N\u*-S 'YIFHn$! onkeydown="if(event.keyCode==13) event.keyCode=9"
M$DJ$G|Z l TY%,s 14.DataGrid超级连接列
+c.A|!- DataNavigateUrlField="字段名" DataNavigateUrlFormatString="
http://xx/inc/delete.aspx?ID={0}"
l=8)_z;~D 6&M