1. 打开新的窗口并传送参数:
}0]uA|lH* SpU|Q1Q/h 传送参数:
y9/nkF1p response.write("<script>window.open(’*.aspx?id="+this.DropDownList1.SelectIndex+"&id1="+...+"’)</script>")
[a!AKkj 6("bdx;! 接收参数:
@MTv4eC}e string a = Request.QueryString("id");
@~|;/OY>" string b = Request.QueryString("id1");
!vJ$$o6# U?{oxy_[ 2 2.为按钮添加对话框
v6=%KXSF Button1.Attributes.Add("onclick","return confirm(’确认?’)");
o8<~zeI button.attributes.add("onclick","if(confirm(’are you sure...?’)){return true;}else{return false;}")
KN657 |f 'NCqI 3.删除表格选定记录
Gds(.]_ int intEmpID = (int)MyDataGrid.DataKeys[e.Item.ItemIndex];
& C)1( string deleteCmd = "DELETE from Employee where emp_id = " + intEmpID.ToString()
,lvG5B\0 :2==7u7v? 4.删除表格记录警告
uQx/o^ private void DataGrid_ItemCreated(Object sender,DataGridItemEventArgs e)
B|"i`{> {
Keo<#Cc? switch(e.Item.ItemType)
hF@%k
;I {
zng.(]U/?H case ListItemType.Item :
=fnBE`Uc case ListItemType.AlternatingItem :
n
YUFRV$ case ListItemType.EditItem:
(.@pe Hu)# TableCell myTableCell;
>2pxl(i myTableCell = e.Item.Cells[14];
-2[4 @ LinkButton myDeleteButton ;
BgT ^ myDeleteButton = (LinkButton)myTableCell.Controls[0];
et)n`NlcK myDeleteButton.Attributes.Add("onclick","return confirm(’您是否确定要删除这条信息’);");
TB.>?*<n] break;
*'A*!=5( default:
'SlZ-SdR break;
=<Sn&uL }
h6O'" !a:e=b7g }
0KgP'oWvY V?G%-+^ 5.点击表格行链接另一页
T!y 9v5 private void grdCustomer_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
d^6-P
R_ {
H,GjPIG //点击表格打开
9d/-+j' if (e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
_L~ 3h e.Item.Attributes.Add("onclick","window.open(’Default.aspx?id=" + e.Item.Cells[0].Text + "’);");
lGR0-Gh2 }
bsU$$; $<2d|;7r 双击表格连接到另一页
SZ[?2z 2 G*uv+= 在itemDataBind事件中
aAGV\o{^ if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
C^4,L
\E {
3fQ`}OcNr string OrderItemID =e.item.cells[1].Text;
`4xQ#K.- ...
YU[#4f~ e.item.Attributes.Add("ondblclick", "location.href=’../ShippedGrid.aspx?id=" + OrderItemID + "’");
?G',Qtz<K }
tl!dRV92 P%l?C?L 双击表格打开新一页
PcT] if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
DMch88W {
a*X{hU9P string OrderItemID =e.item.cells[1].Text;
g3[-[G^5 ...
O9By5j 4 e.item.Attributes.Add("ondblclick", "open(’../ShippedGrid.aspx?id=" + OrderItemID + "’)");
VPT?z }
wS9V@ ^ }5KM87 ★特别注意:【?id=】 处不能为 【?id =】
fu~iF 6.表格超连接列传递参数
:fL7"\
pf~ <asp:HyperLinkColumn Target="_blank" headertext="ID号" DataTextField="id" NavigateUrl="aaa.aspx?id=’
K.wRz/M&g <%# DataBinder.Eval(Container.DataItem, "数据字段1")%>’ & name=’<%# DataBinder.Eval(Container.DataItem, "数据字段2")%>’ />
1irSI,j%z >5kz#|@P 7.表格点击改变颜色
F5cNF5 if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
5,^DT15a4P {
l]wLQqoO e.Item.Attributes.Add("onclick","this.style.backgroundColor=’#99cc00’;
`~=z0I this.style.color=’buttontext’;this.style.cursor=’default’;");
w{[^ }
FqbGT(QB0 srN7 写在DataGrid的_ItemDataBound里
}F.k,2 if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
^8,prxaok {
%au>D e.Item.Attributes.Add("onmouseover","this.style.backgroundColor=’#99cc00’;
LFi* O& this.style.color=’buttontext’;this.style.cursor=’default’;");
;DnUeE8 e.Item.Attributes.Add("onmouseout","this.style.backgroundColor=’’;this.style.color=’’;");
vI(LIfe; }
}2RbX,0l9 E+XS7':I LB]3-FsU+ 8.关于日期格式
N.z2eo l"dXL"h 日期格式设定
mCg^Y)Q DataFormatString="{0:yyyy-MM-dd}"
,@;|+C 4<UAT|L^` 我觉得应该在itembound事件中
qCrpc= e.items.cell["你的列"].text=DateTime.Parse(e.items.cell["你的列"].text.ToString("yyyy-MM-dd"))
lv!j T>(X`( 9.获取错误信息并到指定页面
v8 =#1YB; ,GVX1B? 不要使用Response.Redirect,而应该使用Server.Transfer
l%mp49< >S }X)4 e.g
#Ox@[Z1I // in global.asax
Pb T2-
F_ protected void Application_Error(Object sender, EventArgs e) {
@o?Y[BR if (Server.GetLastError() is HttpUnhandledException)
7.G"U Server.Transfer("MyErrorPage.aspx");
?b(wZ-/ 4FYV]p8f //其余的非HttpUnhandledException异常交给ASP.NET自己处理就okay了 :)
[c1Gq)ht }
pl@K"PRE G?,3Zn0 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
?d?.&nt .J @mpJdY 10.清空Cookie
~ PyS;L} Cookie.Expires=[DateTime];
#U%HGTE0 Response.Cookies("UserName").Expires = 0
.kuNn-$ ALF21e*n 11.自定义异常处理
k.54lNl //自定义异常处理类
U%@C<o
" using System;
S`
U, using System.Diagnostics;
3D@3jyo: c9jS
!uDMK namespace MyAppException
p JF
9Z {
eA]8M^ /// <summary>
xqg4b{ /// 从系统异常类ApplicationException继承的应用程序异常处理类。
xWY\,'+Q /// 自动将异常内容记录到Windows NT/2000的应用程序日志
kGnT4R*E /// </summary>
1CZO+MB&"$ public class AppException:System.ApplicationException
d42Y` Wu {
zq$L[X public AppException()
PPG+~.7 {
|n;);T( if (ApplicationConfiguration.EventLogEnabled)LogEvent("出现一个未知错误。");
1I'Q{X&B }
OYWHiXE6] V73/q public AppException(string message)
PeiRe {
>JA-G@3i LogEvent(message);
5-fASN.Lx }
Z5U\>7@&8 8,h!&9 public AppException(string message,Exception innerException)
29G el {
+Z_VF30pa LogEvent(message);
K0v S if (innerException != null)
Ici4y*`M {
7;TMxO=bra LogEvent(innerException.Message);
,37<FXX, }
WY@g=W>+ }
YSPUQ uUq= L //日志记录类
oBub]<.J using System;
{)b using System.Configuration;
#d[Nm+~ko using System.Diagnostics;
& uwOyb using System.IO;
t~ I;IB using System.Text;
St!0MdCH using System.Threading;
K@[Hej6d #M!{D namespace MyEventLog
aYk: CYQ {
A+H8\ew2, /// <summary>
l\N2C4NG /// 事件日志记录类,提供事件日志记录支持
E%8uQ2p( /// <remarks>
JURu>-i /// 定义了4个日志记录方法 (error, warning, info, trace)
`mD!z.`U /// </remarks>
ps` j>vX* /// </summary>
:,qvqh][ public class ApplicationLog
4|cRYZj5 {
g#6R( /// <summary>
*6u2c%^ /// 将错误信息记录到Win2000/NT事件日志中
znWB.H /// <param name="message">需要记录的文本信息</param>
TT3GGHR /// </summary>
PvW4%A@0 public static void WriteError(String message)
+CSv@ />3 {
)+,h}XqlX WriteLog(TraceLevel.Error, message);
B9
?58v& }
O.y ?q NB^Al/V@ /// <summary>
DS@Yto /// 将警告信息记录到Win2000/NT事件日志中
nW\W<[O9 /// <param name="message">需要记录的文本信息</param>
"|&3z/AUh /// </summary>
oXk6,b" public static void WriteWarning(String message)
oz]3
Tx {
v/~&n WriteLog(TraceLevel.Warning, message);
8[AU`F8W }
"G*$# S"^'ksL\ /// <summary>
jd5kkX8= /// 将提示信息记录到Win2000/NT事件日志中
sieC7raO /// <param name="message">需要记录的文本信息</param>
9qGba=}Ey /// </summary>
:,$"Gk public static void WriteInfo(String message)
:nl,Ac {
sEfT#$ a^8 WriteLog(TraceLevel.Info, message);
Zi\ex\ )5 }
Vz-q7*o$S /// <summary>
csJ)Pt?d /// 将跟踪信息记录到Win2000/NT事件日志中
~W4SFp /// <param name="message">需要记录的文本信息</param>
c,)]!{c /// </summary>
2$t%2>1>@ public static void WriteTrace(String message)
Gi@c`lRd1 {
pNQ7uy WriteLog(TraceLevel.Verbose, message);
|Go$z3bx }
aTH$+f1?Q [%6) /// <summary>
pH3\X
cn /// 格式化记录到事件日志的文本信息格式
#M#$2Vt /// <param name="ex">需要格式化的异常对象</param>
x)$0Nr62D /// <param name="catchInfo">异常信息标题字符串.</param>
t3^`:T\ /// <retvalue>
M5:*aCN6P /// <para>格式后的异常信息字符串,包括异常内容和跟踪堆栈.</para>
jVoD9H
F/ /// </retvalue>
iY,oaC~?"N /// </summary>
\C>vj+!cJ public static String FormatException(Exception ex, String catchInfo)
j}tGcFwvSN {
^ )!eiM StringBuilder strBuilder = new StringBuilder();
Lq.2vfA> if (catchInfo != String.Empty)
14uv[z6 {
f2Xn !]o strBuilder.Append(catchInfo).Append("\r\n");
_p9"MU&} }
Xnh&Kyz`v strBuilder.Append(ex.Message).Append("\r\n").Append(ex.StackTrace);
^PJN$BJx return strBuilder.ToString();
.tHc*Eh }
7cB{Iq0+ EvY^]M_U /// <summary>
0SIUp/. /// 实际事件日志写入方法
{<}Hut:a /// <param name="level">要记录信息的级别(error,warning,info,trace).</param>
\WdSj /// <param name="messageText">要记录的文本.</param>
c3#eL /// </summary>
&0G9v private static void WriteLog(TraceLevel level, String messageText)
EX, {1^h {
-,g.39u try
.YB/7-%M[ {
c\ZnGI\| EventLogEntryType LogEntryType;
Ml?KnSb switch (level)
k*,+ag*j {
glROT@ case TraceLevel.Error:
ij3W8i9' LogEntryType = EventLogEntryType.Error;
^liW*F"UY break;
|tLD^`bt case TraceLevel.Warning:
3q@JhB LogEntryType = EventLogEntryType.Warning;
(ToD
u@p break;
l S
p"(& case TraceLevel.Info:
w0H#M)c LogEntryType = EventLogEntryType.Information;
:1bDkoK break;
(@^ySiU case TraceLevel.Verbose:
{;u+? uY LogEntryType = EventLogEntryType.SuccessAudit;
(w(k*b/ break;
AkO);4A;Jd default:
J
48$l(l3 LogEntryType = EventLogEntryType.SuccessAudit;
[Ne'2z break;
]Z=al`- }
X$P(8'[9A [[N${ C EventLog eventLog = new EventLog("Application", ApplicationConfiguration.EventLogMachineName, ApplicationConfiguration.EventLogSourceName );
%" l; //写入事件日志
+NvpYz eventLog.WriteEntry(messageText, LogEntryType);
|:2B )X E&@#*~ }
<_=O0 t|6 catch {} //忽略任何异常
c1y+kvv }
b<"jmB{ } //class ApplicationLog
WMWMb3 }
QSM3qke *|CvK&7 12.Panel 横向滚动,纵向自动扩展
-rgdKA@)( <asp:panel style="overflow-x:scroll;overflow-y:auto;"></asp:panel>
yUxz,36wZ Q^@7Yg@l 13.回车转换成Tab
: vgn0IQ <script language="javascript" for="document" event="onkeydown">
aiE\r/k8s if(event.keyCode==13 && event.srcElement.type!=’button’ && event.srcElement.type!=’submit’ && event.srcElement.type!=’reset’ && event.srcElement.type!=’’&& event.srcElement.type!=’textarea’);
<X& fs*x& event.keyCode=9;
vMJ(Ll7/ </script>
KPjAk BxQ,T@ onkeydown="if(event.keyCode==13) event.keyCode=9"
\>n[x;$ VTyj<6Y 14.DataGrid超级连接列
O1DUBRli!q DataNavigateUrlField="字段名" DataNavigateUrlFormatString="
http://xx/inc/delete.aspx?ID={0}"
yxf#@Je" $bZ-b1{c C 15.DataGrid行随鼠标变色
vo&h6'i>7 private void DGzf_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
E:A!tu$B {
N{@~(>ee^ if (e.Item.ItemType!=ListItemType.Header)
B/n~ $ {
\M0's&