1. 打开新的窗口并传送参数:
rI^~9Rz K]pKe"M 传送参数:
n|mJE,N response.write("<script>window.open(’*.aspx?id="+this.DropDownList1.SelectIndex+"&id1="+...+"’)</script>")
>H1|c%w .f !]@"\ 接收参数:
7z&adkG: string a = Request.QueryString("id");
'q};L 6 string b = Request.QueryString("id1");
X|1_0 Xk&F4BJQk< 2.为按钮添加对话框
3^A/`8R7K Button1.Attributes.Add("onclick","return confirm(’确认?’)");
,F?~'-K button.attributes.add("onclick","if(confirm(’are you sure...?’)){return true;}else{return false;}")
28Ssb| b ?2X>QJ 3.删除表格选定记录
{c\oOM<7 int intEmpID = (int)MyDataGrid.DataKeys[e.Item.ItemIndex];
]~
#+b> string deleteCmd = "DELETE from Employee where emp_id = " + intEmpID.ToString()
`^&15?Wk Bsu=^z 4.删除表格记录警告
! F;<xgw private void DataGrid_ItemCreated(Object sender,DataGridItemEventArgs e)
8`inRfpY {
D#/%*| switch(e.Item.ItemType)
@RoRNat {
nT@6g|! case ListItemType.Item :
=8$0$d case ListItemType.AlternatingItem :
kHJDX; case ListItemType.EditItem:
PK2Rj% TableCell myTableCell;
pRiH,:\ myTableCell = e.Item.Cells[14];
}KD7 Y LinkButton myDeleteButton ;
4l%?mvA^m myDeleteButton = (LinkButton)myTableCell.Controls[0];
v`_i1h9p{ myDeleteButton.Attributes.Add("onclick","return confirm(’您是否确定要删除这条信息’);");
.e FOfV) break;
JhhUg default:
Oa.f~|
break;
){Ciu[h }
p(H)WD "BLv4s|y7L }
"%}Gy>; TJyH/C 5.点击表格行链接另一页
nqurY62Ip private void grdCustomer_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
\2].|Mym {
N
o_$!)J. //点击表格打开
^z *):e if (e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
5!SoN}$ e.Item.Attributes.Add("onclick","window.open(’Default.aspx?id=" + e.Item.Cells[0].Text + "’);");
/Oq)3fU
e }
2Z/][?Jj{ \f /! 双击表格连接到另一页
M|[@znzR< h+B'_`( 在itemDataBind事件中
5D]30 if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
Fi?32e4KI5 {
bRK CY6 string OrderItemID =e.item.cells[1].Text;
wuBlFUSg ...
z<yNG/M1>U e.item.Attributes.Add("ondblclick", "location.href=’../ShippedGrid.aspx?id=" + OrderItemID + "’");
e>?_)B4 }
7Ykj#"BZ DnG/ n 双击表格打开新一页
&O+sK4P if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
f!M[awj% {
h V|v6 _ string OrderItemID =e.item.cells[1].Text;
{z5V{M(|w3 ...
vgh^fa!/ e.item.Attributes.Add("ondblclick", "open(’../ShippedGrid.aspx?id=" + OrderItemID + "’)");
j.=UI-&m }
|<j,Tr1[ _C< 6349w ★特别注意:【?id=】 处不能为 【?id =】
9S:{ 6.表格超连接列传递参数
v+!y;N;Q
<asp:HyperLinkColumn Target="_blank" headertext="ID号" DataTextField="id" NavigateUrl="aaa.aspx?id=’
fCt^FU <%# DataBinder.Eval(Container.DataItem, "数据字段1")%>’ & name=’<%# DataBinder.Eval(Container.DataItem, "数据字段2")%>’ />
[)Z'N/;0 '!j #X_; 7.表格点击改变颜色
C=oM,[ESQ0 if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
`2B*CMW{ {
p4m^ ~e e.Item.Attributes.Add("onclick","this.style.backgroundColor=’#99cc00’;
1a($8> this.style.color=’buttontext’;this.style.cursor=’default’;");
,2 zt.aqB }
<&qpl0U)Y laUu"cS 写在DataGrid的_ItemDataBound里
3bbp>7V! if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
&Q-[; {
H
Z;ZjC* e.Item.Attributes.Add("onmouseover","this.style.backgroundColor=’#99cc00’;
w+Z- -@\ this.style.color=’buttontext’;this.style.cursor=’default’;");
"*Lj8C3|n e.Item.Attributes.Add("onmouseout","this.style.backgroundColor=’’;this.style.color=’’;");
8
3z'# }
:X'*8,]KHH z+3<$Z 5cyddlaat 8.关于日期格式
ZNzR`6}
_'!aj+{ 日期格式设定
&\;<t,3A~ DataFormatString="{0:yyyy-MM-dd}"
N5pinR5 H P &;y]
,)E 我觉得应该在itembound事件中
Od0S2hHO e.items.cell["你的列"].text=DateTime.Parse(e.items.cell["你的列"].text.ToString("yyyy-MM-dd"))
y-w2O] Ujce |>Wn 9.获取错误信息并到指定页面
`3f_d}b -Z:]<;qU 不要使用Response.Redirect,而应该使用Server.Transfer
/6+1{p !cq=)xR e.g
"C_T]%'Wm // in global.asax
!GlnQ`T protected void Application_Error(Object sender, EventArgs e) {
5x*5|8 if (Server.GetLastError() is HttpUnhandledException)
f,Sth7y Server.Transfer("MyErrorPage.aspx");
ksB q+YuVQ-fx //其余的非HttpUnhandledException异常交给ASP.NET自己处理就okay了 :)
SQq6X63 \ }
<Vz<{W3t i0k+l 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
hnp`s%e, XXa(305 10.清空Cookie
a{<p'_ Cookie.Expires=[DateTime];
>Y7r\ Response.Cookies("UserName").Expires = 0
ybo#K YniZ(
~^K 11.自定义异常处理
|ZS 57c: //自定义异常处理类
7%{R#$F using System;
^y:FjQC: using System.Diagnostics;
T?W[Z_D nqZA|-} namespace MyAppException
W3 ^z Ij {
`d75@0: /// <summary>
c5X`_ /// 从系统异常类ApplicationException继承的应用程序异常处理类。
q:vz?G /// 自动将异常内容记录到Windows NT/2000的应用程序日志
1*Sr5N[= /// </summary>
.
_1jk public class AppException:System.ApplicationException
g d z {
aRbx public AppException()
lkV6qIj {
,VPbUo@ if (ApplicationConfiguration.EventLogEnabled)LogEvent("出现一个未知错误。");
+p13xc?#j }
-G8c5b[ VBu8}}Ql public AppException(string message)
z)5S^{( {
wb]*u7G
t/ LogEvent(message);
#2h+dk$1 }
Ds{{J5Um% i\(\MzW*' public AppException(string message,Exception innerException)
M(qxq(#{U {
PKi_Zh.D LogEvent(message);
GtF2@\ if (innerException != null)
Z`rK\Bc {
>4,{6<| LogEvent(innerException.Message);
%PzQ\c }
'nMApPl }
A^pu =g@R%NDNV //日志记录类
;_iPm?Y8 using System;
-<_7\09 using System.Configuration;
ue@8voZhS/ using System.Diagnostics;
+W6Hva. using System.IO;
,*7H|de7 using System.Text;
Am=wEu[b using System.Threading;
\@i=)dA =K:(&6f<t namespace MyEventLog
lY.B {
C*7!dW6 /// <summary>
!L77y^oV /// 事件日志记录类,提供事件日志记录支持
kGm:VYf% /// <remarks>
WE")xhV6 /// 定义了4个日志记录方法 (error, warning, info, trace)
5^>n5u/ /// </remarks>
rnu
e(t /// </summary>
R aefj(^V public class ApplicationLog
On4w/L9L5 {
Y~az!8j;Z /// <summary>
?yp0$r/ /// 将错误信息记录到Win2000/NT事件日志中
uyFn}y62 /// <param name="message">需要记录的文本信息</param>
$_)=8"Sn /// </summary>
p'&*r2_ram public static void WriteError(String message)
&s:=qQa1 {
|1"!kA WriteLog(TraceLevel.Error, message);
2/@D7>F&g }
Y;,Hzmbs6w |q_
!.
a /// <summary>
]NtSu%u /// 将警告信息记录到Win2000/NT事件日志中
\X&
C4# /// <param name="message">需要记录的文本信息</param>
t^.'>RwW| /// </summary>
A:eG5K} public static void WriteWarning(String message)
x5OC;OQc {
_UkmYZ/ WriteLog(TraceLevel.Warning, message);
A
W)a">| }
[Uli>/%JB /BpxKh2p /// <summary>
dv7<AJ /// 将提示信息记录到Win2000/NT事件日志中
.Pw%DZ' /// <param name="message">需要记录的文本信息</param>
G;TsMq /// </summary>
U<47WfcW public static void WriteInfo(String message)
Q.k
:\m*h {
nJJs%@y WriteLog(TraceLevel.Info, message);
t\r:E2
O }
Ax!Gu$K2o /// <summary>
=XT)J6z^" /// 将跟踪信息记录到Win2000/NT事件日志中
aI(>]sWJ /// <param name="message">需要记录的文本信息</param>
'# z]M /// </summary>
TJaeQqob public static void WriteTrace(String message)
t)N;'v & {
5)'P'kVi7. WriteLog(TraceLevel.Verbose, message);
n|i"S` }
xNpg{cQ= 7byCc_, /// <summary>
>qR~'$,$ /// 格式化记录到事件日志的文本信息格式
)ofm_R'q* /// <param name="ex">需要格式化的异常对象</param>
4:mCXP,x /// <param name="catchInfo">异常信息标题字符串.</param>
KrKu7]If6# /// <retvalue>
ip``v0Nf /// <para>格式后的异常信息字符串,包括异常内容和跟踪堆栈.</para>
4_LQ?U>$ /// </retvalue>
*8)2iv4[ /// </summary>
A+
0,i public static String FormatException(Exception ex, String catchInfo)
],lV}Mlg* {
!e3YnlE StringBuilder strBuilder = new StringBuilder();
kWL.ewTiex if (catchInfo != String.Empty)
[s`
G^ {
@Bs0Avj. strBuilder.Append(catchInfo).Append("\r\n");
dDtFx2(R }
0^~\COa strBuilder.Append(ex.Message).Append("\r\n").Append(ex.StackTrace);
LJQJ\bT? return strBuilder.ToString();
Vq ^]s$' }
w([$@1] pOga6'aB) /// <summary>
T_#,
A0 G /// 实际事件日志写入方法
Qw)9r{f /// <param name="level">要记录信息的级别(error,warning,info,trace).</param>
8#LJ* o /// <param name="messageText">要记录的文本.</param>
&L4
q10-N /// </summary>
27 GhE private static void WriteLog(TraceLevel level, String messageText)
SKXD^OH {
hu5!ev2 try
!/I0i8T {
oq;'eM1,. EventLogEntryType LogEntryType;
w'ybbv{c switch (level)
+S~.c;EK {
I&]G case TraceLevel.Error:
ZR3nK0 LogEntryType = EventLogEntryType.Error;
=_pwA:z"A break;
7#-y-B]l case TraceLevel.Warning:
1BTIJ G w LogEntryType = EventLogEntryType.Warning;
|4b)>8TL/ break;
(P@Y36j>N case TraceLevel.Info:
dpzw.Z LogEntryType = EventLogEntryType.Information;
JlZ0n; break;
cF+ X,]=6 case TraceLevel.Verbose:
G<qIY&D' LogEntryType = EventLogEntryType.SuccessAudit;
g+[kde;(^ break;
[}o~PN:sT( default:
v}uJtBG( LogEntryType = EventLogEntryType.SuccessAudit;
=mt?Cn} break;
[CN$ScK, }
TD,nIgH` ^toAw8A=@0 EventLog eventLog = new EventLog("Application", ApplicationConfiguration.EventLogMachineName, ApplicationConfiguration.EventLogSourceName );
{aj/HFLNY //写入事件日志
rT7^-B* eventLog.WriteEntry(messageText, LogEntryType);
?nFO:N< TI9X.E? }
hWEnn=BW catch {} //忽略任何异常
eaZQ2 }
5cfA;(H } //class ApplicationLog
L-h$Z0]_F }
,=%nw]: Dy9\O77> 12.Panel 横向滚动,纵向自动扩展
?y7w} W <asp:panel style="overflow-x:scroll;overflow-y:auto;"></asp:panel>
lrEj/"M >-cfZ9 {! 13.回车转换成Tab
WS0JS' <script language="javascript" for="document" event="onkeydown">
UQ8bN I7 if(event.keyCode==13 && event.srcElement.type!=’button’ && event.srcElement.type!=’submit’ && event.srcElement.type!=’reset’ && event.srcElement.type!=’’&& event.srcElement.type!=’textarea’);
1;r69e event.keyCode=9;
fEnQE EU~P </script>
r6.N4eW.L I4e+$bU3 onkeydown="if(event.keyCode==13) event.keyCode=9"
_
Jc2&(; 9%DT0.D}$j 14.DataGrid超级连接列
KS<Jv; DataNavigateUrlField="字段名" DataNavigateUrlFormatString="
http://xx/inc/delete.aspx?ID={0}"
zICI_*~ v%91k 15.DataGrid行随鼠标变色
:d'
5O8 private void DGzf_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
d/U."V} {
<