1. 打开新的窗口并传送参数:
([dwZ6$/J =axuL P)) 传送参数:
t#VX#dJ response.write("<script>window.open(’*.aspx?id="+this.DropDownList1.SelectIndex+"&id1="+...+"’)</script>")
f5Hv![x >"+ho 接收参数:
5\EnD,y string a = Request.QueryString("id");
R,s}<N$ string b = Request.QueryString("id1");
kTcW=AXu |[0Ijm2 2.为按钮添加对话框
6V"uovN2 Button1.Attributes.Add("onclick","return confirm(’确认?’)");
T/.U Mw button.attributes.add("onclick","if(confirm(’are you sure...?’)){return true;}else{return false;}")
O^!Bc}$
GkIhPn(d 3.删除表格选定记录
8Vjv #pm int intEmpID = (int)MyDataGrid.DataKeys[e.Item.ItemIndex];
*b_Iby-ZD string deleteCmd = "DELETE from Employee where emp_id = " + intEmpID.ToString()
lGt:.p{NG %^d<go^ 4.删除表格记录警告
=CW> ;h] private void DataGrid_ItemCreated(Object sender,DataGridItemEventArgs e)
MGf *+!y, {
+w7U7"
xQ switch(e.Item.ItemType)
|2=@8_am {
|@~_&g case ListItemType.Item :
)Ii`/I^ case ListItemType.AlternatingItem :
V!(7=ku!` case ListItemType.EditItem:
73B[|J* TableCell myTableCell;
}d>Xh8:%) myTableCell = e.Item.Cells[14];
D@O5G d LinkButton myDeleteButton ;
_#1EbvO*l myDeleteButton = (LinkButton)myTableCell.Controls[0];
5NC77}^. myDeleteButton.Attributes.Add("onclick","return confirm(’您是否确定要删除这条信息’);");
PJ4/E break;
l =t/"M= default:
,zuS)? break;
"TP~TjXfq }
o:&8H>(hn] xkRS?Q g }
+p`BoF9~ q{_ f" 5.点击表格行链接另一页
C4qK52'2s private void grdCustomer_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
spTz}p^\O {
+'Y?K]zbt //点击表格打开
'7}2}KD if (e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
q7rb3d e.Item.Attributes.Add("onclick","window.open(’Default.aspx?id=" + e.Item.Cells[0].Text + "’);");
Td|u-9OM }
Rc3!u^?u 4x}U+1B 双击表格连接到另一页
cIQbu#[@ +0)M1!gK 在itemDataBind事件中
9Zj3 "v+b if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
}& W= {
5]up%. string OrderItemID =e.item.cells[1].Text;
4JU 2x ...
z]SEPYq: e.item.Attributes.Add("ondblclick", "location.href=’../ShippedGrid.aspx?id=" + OrderItemID + "’");
*>"NUHq }
%6%mf>Guf nW*cqM%+ 双击表格打开新一页
)-ojm$ if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
NMfHrYHbh {
YK[2KTlo string OrderItemID =e.item.cells[1].Text;
sVBr6
!v= ...
xJAQ'ANr e.item.Attributes.Add("ondblclick", "open(’../ShippedGrid.aspx?id=" + OrderItemID + "’)");
kI9I{ &J& }
}!{R;,5/n \<(EV,m2 ★特别注意:【?id=】 处不能为 【?id =】
n$XEazUb0N 6.表格超连接列传递参数
:4-,Ru1C" <asp:HyperLinkColumn Target="_blank" headertext="ID号" DataTextField="id" NavigateUrl="aaa.aspx?id=’
S-}c_zbl; <%# DataBinder.Eval(Container.DataItem, "数据字段1")%>’ & name=’<%# DataBinder.Eval(Container.DataItem, "数据字段2")%>’ />
,*dLE 1pg#@h[|t 7.表格点击改变颜色
\q*-9_M if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
@"BhKUoV$K {
X(eW+,H e.Item.Attributes.Add("onclick","this.style.backgroundColor=’#99cc00’;
Qu,R6G this.style.color=’buttontext’;this.style.cursor=’default’;");
+lfO4^V }
z?Ok'LX |pv$],&&: 写在DataGrid的_ItemDataBound里
gKl9Nkd!R if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
|1tpXpe {
i-w$-2w e.Item.Attributes.Add("onmouseover","this.style.backgroundColor=’#99cc00’;
S9r?= K this.style.color=’buttontext’;this.style.cursor=’default’;");
P9qIq]M e.Item.Attributes.Add("onmouseout","this.style.backgroundColor=’’;this.style.color=’’;");
I*^t!+q$ }
[*5]NNB NA/`LaJ ^"D^D`$@ 8.关于日期格式
{Q37a=;, NN2mOJ:- 日期格式设定
ZfX$q\7 DataFormatString="{0:yyyy-MM-dd}"
UimofFmI% J _dgP[ 我觉得应该在itembound事件中
{J
izCUo_' e.items.cell["你的列"].text=DateTime.Parse(e.items.cell["你的列"].text.ToString("yyyy-MM-dd"))
3N-pND0>p ~##FW|N) 9.获取错误信息并到指定页面
h@NC#Iod |hw.nY]J 不要使用Response.Redirect,而应该使用Server.Transfer
J'sa{/
# #+p- e.g
$pAJ$0=sw // in global.asax
W90!*1 protected void Application_Error(Object sender, EventArgs e) {
J9!/C#Fm if (Server.GetLastError() is HttpUnhandledException)
$/C1s"C@O Server.Transfer("MyErrorPage.aspx");
q`/J2r+O W>i%sHH6 //其余的非HttpUnhandledException异常交给ASP.NET自己处理就okay了 :)
zG<<MR/< }
tuIZYp8tIN O^=+"O] Redirect会导致post-back的产生从而丢失了错误信息,所以页面导向应该直接在服务器端执行,这样就可以在错误处理页面得到出错信息并进行相应的处理
Li}5aK te2vv]W1 10.清空Cookie
RZV6;=/ Cookie.Expires=[DateTime];
[.fh2XrVM Response.Cookies("UserName").Expires = 0
&K60n6q{aQ bY.VNA 11.自定义异常处理
&nXE?-J //自定义异常处理类
(m,H 5 using System;
aIFlNS,y using System.Diagnostics;
u%e~a] pXl[I; namespace MyAppException
64mEZ_kG, {
cZ?$_;= /// <summary>
qE[YZ(/f0& /// 从系统异常类ApplicationException继承的应用程序异常处理类。
S}VS@KDO /// 自动将异常内容记录到Windows NT/2000的应用程序日志
|&JeJ0k>~ /// </summary>
Lu.+J]Rz public class AppException:System.ApplicationException
O#ZZ PJ" {
u-,}ug| public AppException()
-grf7w^ {
p9?kJKN if (ApplicationConfiguration.EventLogEnabled)LogEvent("出现一个未知错误。");
5[SwF&zZ }
[ ,Go*r >*h+N?
m public AppException(string message)
EZ .3Z` {
)S%t)} LogEvent(message);
iBAP,cR?` }
z``wqK /m"/#; ^l public AppException(string message,Exception innerException)
<A)M^,#o {
*PnO$q@` LogEvent(message);
8]&:' if (innerException != null)
T8z?_ *k {
}Cu[x'J LogEvent(innerException.Message);
WM
?a1j }
Pn OWQ8= }
hk4t #Km {owuYVm //日志记录类
K-C,n~- using System;
WV$CZgL using System.Configuration;
{IV%_y? using System.Diagnostics;
\6&Ml]1 using System.IO;
`9K5 ;] using System.Text;
h9ScN(|0y using System.Threading;
":Tm6Nj Z)W8Of_ namespace MyEventLog
)ciP6WzzbI {
W]ca~%r /// <summary>
g) u%?T /// 事件日志记录类,提供事件日志记录支持
Vz/w.%_g /// <remarks>
50N4J /// 定义了4个日志记录方法 (error, warning, info, trace)
~SQxFAto /// </remarks>
:Fb>=e /// </summary>
]q%r2 (y,k public class ApplicationLog
L/tn;0 {
P{n#^4 /// <summary>
hvw9i7# /// 将错误信息记录到Win2000/NT事件日志中
>Dr(%z6CN /// <param name="message">需要记录的文本信息</param>
KN|<yF /// </summary>
}<A.zwB<i public static void WriteError(String message)
Cr7Zi>sd<! {
6^]| WriteLog(TraceLevel.Error, message);
<@-O06 }
8O,\8:I# Yao}Xo9} /// <summary>
f?sm~PwC- /// 将警告信息记录到Win2000/NT事件日志中
R}Lk$#S# /// <param name="message">需要记录的文本信息</param>
>J:=)1` /// </summary>
4Lt9Dx1 public static void WriteWarning(String message)
1^WGJ"1 {
f*XCWr WriteLog(TraceLevel.Warning, message);
R}=5:)%w }
M-"j8:en _K~h?
\u /// <summary>
lWId
0eNS /// 将提示信息记录到Win2000/NT事件日志中
eA4:]A" /// <param name="message">需要记录的文本信息</param>
4@?0wV /// </summary>
Ocx"s\q(
public static void WriteInfo(String message)
Wgls+<l8 {
l:V
R8g[ WriteLog(TraceLevel.Info, message);
F(HfXY3 }
>s{I@#9 /// <summary>
D9oNYF-V /// 将跟踪信息记录到Win2000/NT事件日志中
tbRW6 /// <param name="message">需要记录的文本信息</param>
V|MGG /// </summary>
|qUGB.Q public static void WriteTrace(String message)
J;0;oXwJ< {
~ 1h#
WriteLog(TraceLevel.Verbose, message);
:*''ci }
(G"'Fb6d :x\[aG9 /// <summary>
6^"QABc /// 格式化记录到事件日志的文本信息格式
w==BSH[ /// <param name="ex">需要格式化的异常对象</param>
4!Js=" /// <param name="catchInfo">异常信息标题字符串.</param>
.*zS2z /// <retvalue>
sxREk99lL /// <para>格式后的异常信息字符串,包括异常内容和跟踪堆栈.</para>
a+^`+p/5 /// </retvalue>
AatSN@,~z /// </summary>
[MTd<@ public static String FormatException(Exception ex, String catchInfo)
!LN8=u. {
jfxNV2[ StringBuilder strBuilder = new StringBuilder();
wX"hUu if (catchInfo != String.Empty)
i?6&4 {
G68KoM strBuilder.Append(catchInfo).Append("\r\n");
!,Uo{@E)Y }
m+Ye`] strBuilder.Append(ex.Message).Append("\r\n").Append(ex.StackTrace);
+FTc/r return strBuilder.ToString();
"Lbsq\W> }
q3$8"Q^ [A-_?#cZ /// <summary>
03 @aG /// 实际事件日志写入方法
5CkG^9 /// <param name="level">要记录信息的级别(error,warning,info,trace).</param>
K~
eak\= /// <param name="messageText">要记录的文本.</param>
!/is+
xp /// </summary>
OM\J4"YV$ private static void WriteLog(TraceLevel level, String messageText)
b{A[\ " {
~R!1{8HP try
2Xt4Rqk $ {
u;`]U$Qq9 EventLogEntryType LogEntryType;
OpUfK4U) switch (level)
bWswF<y- {
4mX(.6 case TraceLevel.Error:
7Q .Su LogEntryType = EventLogEntryType.Error;
@Po5AK3cy break;
;'"'|} xn case TraceLevel.Warning:
Dh
I{&$O/ LogEntryType = EventLogEntryType.Warning;
E`IXBI break;
+MoUh'/u case TraceLevel.Info:
<XdnVe1 LogEntryType = EventLogEntryType.Information;
INg0[Lpc break;
sU_K^=6* case TraceLevel.Verbose:
f@OH~4FG LogEntryType = EventLogEntryType.SuccessAudit;
66v,/#K break;
2@|`Ugjptl default:
]EiM~n LogEntryType = EventLogEntryType.SuccessAudit;
iiPVqU% break;
X{-4w([ }
s5VK NdXHpq; EventLog eventLog = new EventLog("Application", ApplicationConfiguration.EventLogMachineName, ApplicationConfiguration.EventLogSourceName );
c+:ZmrP/ //写入事件日志
#dauXUKH eventLog.WriteEntry(messageText, LogEntryType);
kuEXNi1l Q"QRF5Ue }
E2e"A
I.h catch {} //忽略任何异常
4>gfLK\R: }
1b5Z^a<u } //class ApplicationLog
&tyS 6S+ }
3<xE_ \DR BhJ>G% 12.Panel 横向滚动,纵向自动扩展
VE|:k:}; <asp:panel style="overflow-x:scroll;overflow-y:auto;"></asp:panel>
p _gN}v _{*} )&!M 13.回车转换成Tab
ZbFD |~[ V <script language="javascript" for="document" event="onkeydown">
'oa.-g 5 if(event.keyCode==13 && event.srcElement.type!=’button’ && event.srcElement.type!=’submit’ && event.srcElement.type!=’reset’ && event.srcElement.type!=’’&& event.srcElement.type!=’textarea’);
o=m5AUe?J event.keyCode=9;
wLV,E,gM </script>
RNT9M:w ?WI v4 onkeydown="if(event.keyCode==13) event.keyCode=9"
/vQ)$;xf# x93@[B*% 14.DataGrid超级连接列
!nmZ"n|}p DataNavigateUrlField="字段名" DataNavigateUrlFormatString="
http://xx/inc/delete.aspx?ID={0}"
X|of87 Vk6c^/v 15.DataGrid行随鼠标变色
S<mZs; private void DGzf_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
,1-%C) {
Y+-yIMt$r if (e.Item.ItemType!=ListItemType.Header)
o|xf2k {
2I.FSR_G? e.Item.Attributes.Add( "onmouseout","this.style.backgroundColor=\""+e.Item.Style["BACKGROUND-COLOR"]+"\"");
y1V}c, e.Item.Attributes.Add( "onmouseover","this.style.backgroundColor=\""+ "#EFF3F7"+"\"");
PR{ubMn }
d^v#x[1msZ }
N63?4'_W Ia2WBs= 16.模板列
e{)giJY9 <ASP:TEMPLATECOLUMN visible="False" sortexpression="demo" headertext="ID">
Rk$7jZdTf <ITEMTEMPLATE>
|~9rak, <ASP:LABEL text=’<%# DataBinder.Eval(Container.DataItem, "ArticleID")%>’ runat="server" width="80%" id="lblColumn" />
M
Kyj<@[ </ITEMTEMPLATE>
\8{SQ% </ASP:TEMPLATECOLUMN>
lu#a.41 }z]d] <ASP:TEMPLATECOLUMN headertext="选中">
UF9={fN1 <HEADERSTYLE wrap="False" horizontalalign="Center"></HEADERSTYLE>
M\1CDU+*Ns <ITEMTEMPLATE>
g\aO:: <ASP:CHECKBOX id="chkExport" runat="server" />
+ai3 </ITEMTEMPLATE>
N.|F8b]v <EDITITEMTEMPLATE>
{v"f){ <ASP:CHECKBOX id="chkExportON" runat="server" enabled="true" />
mR0`wrt </EDITITEMTEMPLATE>
(j8*F Bq </ASP:TEMPLATECOLUMN>
@-q,%)?0}= )]>t( 后台代码
,N$Q']Td protected void CheckAll_CheckedChanged(object sender, System.EventArgs e)
NEBhVh
{
EjPR+m //改变列的选定,实现全选或全不选。
][
$UN CheckBox chkExport ;
S>lP?2J if( CheckAll.Checked)
*l7 `C) {
P]+B})) foreach(DataGridItem oDataGridItem in MyDataGrid.Items)
`,O7S9]R+ {
{z o GwB chkExport = (CheckBox)oDataGridItem.FindControl("chkExport");
6#=Iv X4 chkExport.Checked = true;
"im5Fnu }
rJ/HIda }
|!o C7!+0^ else
PMQTcQ^ {
<"Y>|X foreach(DataGridItem oDataGridItem in MyDataGrid.Items)
eD*764tG {
D0J{pAJ chkExport = (CheckBox)oDataGridItem.FindControl("chkExport");
%|jS`kj chkExport.Checked = false;
F}Zg3# }
=Uk#7U"P }
r\m{;Z#LJm }
,2AulX1 ~<1s[Hu 17.数字格式化
'iMzp]V; '6D"QDZB 【<%#Container.DataItem("price")%>的结果是500.0000,怎样格式化为500.00?】
c&;" Y{ <%#Container.DataItem("price","{0:¥#,##0.00}")%>
dv.
77q TOiLv.Dor int i=123456;
qO@vXuul, string s=i.ToString("###,###.00");
[n9l[dN M^ *~?9 18.日期格式化
TQ\#Z~CbK{ imOIO[<; 【aspx页面内:<%# DataBinder.Eval(Container.DataItem,"Company_Ureg_Date")%>
/ Xnq0hN l>*X+TpA, 显示为: 2004-8-11 19:44:28
L|[i<s; Od.@G ~ 我只想要:2004-8-11 】
+}jzge" <%# DataBinder.Eval(Container.DataItem,"Company_Ureg_Date","{0:yyyy-M-d}")%>
/`cy4< QMMpB{FZ`o 应该如何改?
qkfof{z smCACQ$( 【格式化日期】
gj;gl
="3 f@sC~A. 9\ 取出来,一般是object((DateTime)objectFromDB).ToString("yyyy-MM-dd");
mxqZj8VuH Gza=
0 【日期的验证表达式】
R &1>\t IB|!51H A.以下正确的输入格式: [2004-2-29], [2004-02-29 10:29:39 pm], [2004/12/31]
kR+}7G+ ^((\d{2}(([02468][048])|([13579][26]))[\-\/\s]?((((0?[13578])|(1[02]))[\-\/\s]?((0?[1-9])|([1-2][0-9])|(3[01])))|(((0?[469])|(11))[\-\/\s]?((0?[1-9])|([1-2][0-9])|(30)))|(0?2[\-\/\s]?((0?[1-9])|([1-2][0-9])))))|(\d{2}(([02468][1235679])|([13579][01345789]))[\-\/\s]?((((0?[13578])|(1[02]))[\-\/\s]?((0?[1-9])|([1-2][0-9])|(3[01])))|(((0?[469])|(11))[\-\/\s]?((0?[1-9])|([1-2][0-9])|(30)))|(0?2[\-\/\s]?((0?[1-9])|(1[0-9])|(2[0-8]))))))(\s(((0?[1-9])|(1[0-2]))\:([0-5][0-9])((\s)|(\:([0-5][0-9])\s))([AM|PM|am|pm]{2,2})))?$
$mxG-'x%K :{<|,3oNdR B.以下正确的输入格式:[0001-12-31], [9999 09 30], [2002/03/03]
Q
&/5B ^\d{4}[\-\/\s]?((((0[13578])|(1[02]))[\-\/\s]?(([0-2][0-9])|(3[01])))|(((0[469])|(11))[\-\/\s]?(([0-2][0-9])|(30)))|(02[\-\/\s]?[0-2][0-9]))$
c@>ztQU* KXMf2)pa 【大小写转换】
Lginps[la HttpUtility.HtmlEncode(string);
Qi\]='C HttpUtility.HtmlDecode(string)
9>{ml&$ Kmx4bp4 19.如何设定全局变量
h.-L_!1B7 &. _"rhz Global.asax中
Ee5YW/9] /
0$!. Application_Start()事件中
'&Ur(axs (bm>
)U= 添加Application[属性名] = xxx;
Dp['U (6c/)MH 就是你的全局变量
3ZT3I1/D e=XP4h 20.怎样作到HyperLinkColumn生成的连接后,点击连接,打开新窗口?
e&ti(Q= Ft;x@!h% HyperLinkColumn有个属性Target,将器值设置成"_blank"即可.(Target="_blank")
|HAbZd7PG U]pE{^\w 【ASPNETMENU】点击菜单项弹出新窗口
gwNZ`_Q %nJo:/ 在你的menuData.xml文件的菜单项中加入URLTarget="_blank",如:
dr#%~I <?xml version="1.0" encoding="GB2312"?>
T=NLBJ <MenuData ImagesBaseURL="images/">
g)f& mQ) <MenuGroup>
[Zdrm:=]L <MenuItem Label="内参信息" URL="Infomation.aspx" >
8XV RRk <MenuGroup ID="BBC">
6b*xhu\ <MenuItem Label="公告信息" URL="Infomation.aspx" URLTarget="_blank" LeftIcon="file.gif"/>
`C_qqf <MenuItem Label="编制信息简报" URL="NewInfo.aspx" LeftIcon="file.gif" />
h[!@8 ......
tIn`L6b CeU=A9 最好将你的aspnetmenu升级到1.2版
9qa/f[G &y0Gdzf