1. 打开新的窗口并传送参数:
DP &,jU6 B Lw ssr. 传送参数:
zg0)9br response.write("<script>window.open(’*.aspx?id="+this.DropDownList1.SelectIndex+"&id1="+...+"’)</script>")
P8).Qn Kt;h'? 接收参数:
_CciU.1k&, string a = Request.QueryString("id");
536H*HdN string b = Request.QueryString("id1");
(Pbdwzao w2YfFtgD, 2.为按钮添加对话框
M{3He)& Button1.Attributes.Add("onclick","return confirm(’确认?’)");
*Jmy:C<> button.attributes.add("onclick","if(confirm(’are you sure...?’)){return true;}else{return false;}")
P<
O [S o.keM4OQ 3.删除表格选定记录
+/-#yfn!TR int intEmpID = (int)MyDataGrid.DataKeys[e.Item.ItemIndex];
q*mNVBy string deleteCmd = "DELETE from Employee where emp_id = " + intEmpID.ToString()
:
JD%=w_ k)1K6ug 4.删除表格记录警告
j0Kj> private void DataGrid_ItemCreated(Object sender,DataGridItemEventArgs e)
}R;.~F {
#
0dN!l; switch(e.Item.ItemType)
loLQ@?E {
@'/\O- case ListItemType.Item :
1<\@i{;xsU case ListItemType.AlternatingItem :
M0S}-eXc5 case ListItemType.EditItem:
pD eqBO TableCell myTableCell;
ZXFM_>y5 myTableCell = e.Item.Cells[14];
506B= LinkButton myDeleteButton ;
(XX6M[M8 myDeleteButton = (LinkButton)myTableCell.Controls[0];
U_wn/wcLS myDeleteButton.Attributes.Add("onclick","return confirm(’您是否确定要删除这条信息’);");
S}cpYjnH8 break;
jY('?3 default:
fJH09:@^% break;
ltO:./6v }
:0Rd )*k,v u-qg9qXJb }
7(QRG\G# FL,jlE_ 5.点击表格行链接另一页
kBS;SDl) private void grdCustomer_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
g>1yQ
{
| -e*^| //点击表格打开
gG>1 if (e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
2+s_*zM- e.Item.Attributes.Add("onclick","window.open(’Default.aspx?id=" + e.Item.Cells[0].Text + "’);");
)~rfx }
|ITp$_S sbjAZzrX2i 双击表格连接到另一页
(/a2#iW <IC=x(T 在itemDataBind事件中
S1E=E5 if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
SsIy ;l {
1y2D]h /' string OrderItemID =e.item.cells[1].Text;
{Uz@`QO3 ...
9gZMfP e.item.Attributes.Add("ondblclick", "location.href=’../ShippedGrid.aspx?id=" + OrderItemID + "’");
JN .\{ Y }
/!=uM. TUw^KSa 双击表格打开新一页
u}\F9~W-{ if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
}/nbv;) {
X};m \Bz string OrderItemID =e.item.cells[1].Text;
me_DONW ...
=!w5%|r. e.item.Attributes.Add("ondblclick", "open(’../ShippedGrid.aspx?id=" + OrderItemID + "’)");
j&6,%s-M`a }
mSp- *`mPPts} ★特别注意:【?id=】 处不能为 【?id =】
zH0%;
o} 6.表格超连接列传递参数
yM}}mypS <asp:HyperLinkColumn Target="_blank" headertext="ID号" DataTextField="id" NavigateUrl="aaa.aspx?id=’
$3[IlQ? <%# DataBinder.Eval(Container.DataItem, "数据字段1")%>’ & name=’<%# DataBinder.Eval(Container.DataItem, "数据字段2")%>’ />
WS/^WxRY n#uH^@#0 7.表格点击改变颜色
+iz5%Qe<f if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
5Q#;4 {
Kfa7}f_ e.Item.Attributes.Add("onclick","this.style.backgroundColor=’#99cc00’;
Wb+^Ue this.style.color=’buttontext’;this.style.cursor=’default’;");
#=V%S
2~ }
+dX1`%RR[ lM86 *g 'l 写在DataGrid的_ItemDataBound里
K_{f6c< if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
4v_?i@,L {
m2E$[g e.Item.Attributes.Add("onmouseover","this.style.backgroundColor=’#99cc00’;
F l83
Z> this.style.color=’buttontext’;this.style.cursor=’default’;");
/ *RDy!m e.Item.Attributes.Add("onmouseout","this.style.backgroundColor=’’;this.style.color=’’;");
7g[m,48{ }
>6*"g{/ }zY)H9J~ 4.I6%Bq$ 8.关于日期格式
q#:,6HDd ZF"f.aV8) 日期格式设定
WPygmti}Be DataFormatString="{0:yyyy-MM-dd}"
7!+kyA\}r^ nd3=\.(P 我觉得应该在itembound事件中
g0v},n e.items.cell["你的列"].text=DateTime.Parse(e.items.cell["你的列"].text.ToString("yyyy-MM-dd"))
VUC
_CY>45 9.获取错误信息并到指定页面
lhw]?\ gh=s#DQsFw 不要使用Response.Redirect,而应该使用Server.Transfer
Z4A
a 1sl^+)z8 e.g
4:q<<vCJv // in global.asax
kMWu%,s4 protected void Application_Error(Object sender, EventArgs e) {
bj\v0NKN4 if (Server.GetLastError() is HttpUnhandledException)
{_0Efc=7 Server.Transfer("MyErrorPage.aspx");
WMnR+?q S+py\z% //其余的非HttpUnhandledException异常交给ASP.NET自己处理就okay了 :)
t
j&+HC }
:@jhe8'w f{xR
s-u] 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
EAn}8#r'(8 >y m MQEX` 10.清空Cookie
U_v{Vs Cookie.Expires=[DateTime];
E1IRb': Response.Cookies("UserName").Expires = 0
0#lw?sv _QbLg"O 11.自定义异常处理
mr6/d1af_ //自定义异常处理类
F`SOF O using System;
<h^'x7PkW5 using System.Diagnostics;
VgtWT`F.I iDt^4=` namespace MyAppException
vDZhoD=VR {
DeE-M" /// <summary>
%lNv?sWb /// 从系统异常类ApplicationException继承的应用程序异常处理类。
s
`HSTq2 /// 自动将异常内容记录到Windows NT/2000的应用程序日志
E/|]xKG /// </summary>
}hrLM[ public class AppException:System.ApplicationException
s\i=-` {
&sR=N60n public AppException()
sfNXIEr^ {
k@JDG]R<{ if (ApplicationConfiguration.EventLogEnabled)LogEvent("出现一个未知错误。");
Mez;DKJ` }
&,4]XT Rn~FCj,- public AppException(string message)
vZj^&/F$=g {
mA}-hR% LogEvent(message);
Q}FDu, }
i/9QOw~ )W95)] public AppException(string message,Exception innerException)
:#0uy1h {
u3vBMe0v[ LogEvent(message);
Nr=ud QA{ if (innerException != null)
JYL/p9K[I {
n)uvN LogEvent(innerException.Message);
I'2:>44>I6 }
=A={Dpv[> }
C`+g:qT pA%XqG*=Y //日志记录类
<9 lZ%j; using System;
drP2%u using System.Configuration;
Yr5A,-s using System.Diagnostics;
+]uW|owxo using System.IO;
x- kCNy using System.Text;
x7K using System.Threading;
cE>K:3n ^
AxU namespace MyEventLog
]vJZ v"ACn {
ljVtFm< /// <summary>
YW"}hU /// 事件日志记录类,提供事件日志记录支持
-Bbg'=QZa /// <remarks>
vzJ69%E_ /// 定义了4个日志记录方法 (error, warning, info, trace)
.w/#S-at /// </remarks>
.Gq.s t% /// </summary>
Os^ sOOSY public class ApplicationLog
vzK*1R5 {
|7]7~ 6l /// <summary>
Ou</{l/ /// 将错误信息记录到Win2000/NT事件日志中
'Bb]<L` /// <param name="message">需要记录的文本信息</param>
Epj /// </summary>
J_YbeZ] public static void WriteError(String message)
3{RuR+yi {
J~KWn. WriteLog(TraceLevel.Error, message);
x3=W{Fv@4 }
^6[KzE#* $fhrGe /// <summary>
8v@6 &ras@ /// 将警告信息记录到Win2000/NT事件日志中
B3K!>lz /// <param name="message">需要记录的文本信息</param>
S>}jsP:V /// </summary>
26JP<&%L public static void WriteWarning(String message)
3xef>Xv= {
*k==2figz WriteLog(TraceLevel.Warning, message);
\kcJF'JFA0 }
z_R^n#A~r JL $6Fw; /// <summary>
fpf1^TZ /// 将提示信息记录到Win2000/NT事件日志中
LSb3w/3M /// <param name="message">需要记录的文本信息</param>
Pc>$[kT0 /// </summary>
r)Ts(#Z public static void WriteInfo(String message)
} Uki)3( {
r|4jR6%<'m WriteLog(TraceLevel.Info, message);
BM=`zGh" }
`?LQd2p /// <summary>
c_c]0Tm /// 将跟踪信息记录到Win2000/NT事件日志中
;tTM3W-h /// <param name="message">需要记录的文本信息</param>
'c5#M,G~ /// </summary>
\eF5* {9 public static void WriteTrace(String message)
4"1OtBU3 {
D}'g4Ag WriteLog(TraceLevel.Verbose, message);
&i"33.#] }
jm&?;~>O I2kqA5>)j /// <summary>
JbpKstc; /// 格式化记录到事件日志的文本信息格式
6}
"?eW /// <param name="ex">需要格式化的异常对象</param>
2A|^6#XN' /// <param name="catchInfo">异常信息标题字符串.</param>
{ 6Lkh /// <retvalue>
[:sP Z{ /// <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.9S=,v, /// </retvalue>
&;L4Cj$q /// </summary>
}MP2)6 public static String FormatException(Exception ex, String catchInfo)
FP<RoA?W {
KJWYG^zI StringBuilder strBuilder = new StringBuilder();
9+@"DuYc6 if (catchInfo != String.Empty)
xal,j* {
75i
M_e\ strBuilder.Append(catchInfo).Append("\r\n");
i@e.Uzn }
/*p4(D_A strBuilder.Append(ex.Message).Append("\r\n").Append(ex.StackTrace);
d,[.=Jqv[ return strBuilder.ToString();
^-{ 1]G: }
c\FyX\i 6G6Hg&B /// <summary>
nL!h hseH /// 实际事件日志写入方法
RrKAgw /// <param name="level">要记录信息的级别(error,warning,info,trace).</param>
hj64ES#x /// <param name="messageText">要记录的文本.</param>
k|0Fa}Z[ /// </summary>
cw.Uy(ks|$ private static void WriteLog(TraceLevel level, String messageText)
?GqFtNz {
uA=6 HpDB try
y?O{J!U {
2+"=i/8 EventLogEntryType LogEntryType;
.O @bX) switch (level)
G}ElQD {
`%AFKmc^; case TraceLevel.Error:
|57KTiiNLI LogEntryType = EventLogEntryType.Error;
/{ YUM~ break;
>0)E\_ u case TraceLevel.Warning:
Y M{Q)115 LogEntryType = EventLogEntryType.Warning;
;y<)RM break;
&N1C"Eov? case TraceLevel.Info:
&b,.W;+ LogEntryType = EventLogEntryType.Information;
C0/s/p' break;
(bt^L3}a case TraceLevel.Verbose:
udtsq"U_% LogEntryType = EventLogEntryType.SuccessAudit;
X5 lB],t"= break;
SdC505m0* default:
l|O^yNS LogEntryType = EventLogEntryType.SuccessAudit;
I9*o[Jp5 break;
z:9 }
xou7j
Dntcv|%u EventLog eventLog = new EventLog("Application", ApplicationConfiguration.EventLogMachineName, ApplicationConfiguration.EventLogSourceName );
$D5[12X //写入事件日志
Na: M1Uhb eventLog.WriteEntry(messageText, LogEntryType);
ju0]~, 8(ny^]v| }
^!k^=ST1J catch {} //忽略任何异常
-aG( Yx }
/ :"%m:-P } //class ApplicationLog
Ek_k_! }
X
+;Q= Noz+\O\ 12.Panel 横向滚动,纵向自动扩展
/'
L20aN2 <asp:panel style="overflow-x:scroll;overflow-y:auto;"></asp:panel>
[?Y u3E\ asP>(Li 13.回车转换成Tab
CvmZW$5Yo <script language="javascript" for="document" event="onkeydown">
D}"\nCz}y& if(event.keyCode==13 && event.srcElement.type!=’button’ && event.srcElement.type!=’submit’ && event.srcElement.type!=’reset’ && event.srcElement.type!=’’&& event.srcElement.type!=’textarea’);
g*t.g@B<2 event.keyCode=9;
qMYR\4"$ </script>
G39H@@ *O0 ?# >|P-4 onkeydown="if(event.keyCode==13) event.keyCode=9"
^q"p8 oV?tp4& 14.DataGrid超级连接列
~cSC-|$^& DataNavigateUrlField="字段名" DataNavigateUrlFormatString="
http://xx/inc/delete.aspx?ID={0}"
@)&b..c?_ C
fQj7{ 15.DataGrid行随鼠标变色
i051qpj private void DGzf_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
vq$%Ug/B {
\F,?ptu if (e.Item.ItemType!=ListItemType.Header)
e;x`C {
GW'=/
z7 e.Item.Attributes.Add( "onmouseout","this.style.backgroundColor=\""+e.Item.Style["BACKGROUND-COLOR"]+"\"");
&k\7fvF e.Item.Attributes.Add( "onmouseover","this.style.backgroundColor=\""+ "#EFF3F7"+"\"");
z QoMHFL3 }
+;#hED;8 }
.
)Fn]x"< \|R`wFn^P 16.模板列
QC~B8 ] <ASP:TEMPLATECOLUMN visible="False" sortexpression="demo" headertext="ID">
t(lTXG <ITEMTEMPLATE>
YV-2es+Bd <ASP:LABEL text=’<%# DataBinder.Eval(Container.DataItem, "ArticleID")%>’ runat="server" width="80%" id="lblColumn" />
W#e:r z8= </ITEMTEMPLATE>
:*tv`:;p </ASP:TEMPLATECOLUMN>
WP32t@ [#j|TBMHM <ASP:TEMPLATECOLUMN headertext="选中">
ig; ~
T <HEADERSTYLE wrap="False" horizontalalign="Center"></HEADERSTYLE>
,!kyrk6 <ITEMTEMPLATE>
&gF{<$$ <ASP:CHECKBOX id="chkExport" runat="server" />
6#N1 -@ </ITEMTEMPLATE>
\ :})R{ <EDITITEMTEMPLATE>
~FZLA} <ASP:CHECKBOX id="chkExportON" runat="server" enabled="true" />
_+|* </EDITITEMTEMPLATE>
fouy?? </ASP:TEMPLATECOLUMN>
'7>Vmr6 8(KsU,%d 后台代码
jR@-h"2*A protected void CheckAll_CheckedChanged(object sender, System.EventArgs e)
dcU|y%k% {
i/O!bq[o //改变列的选定,实现全选或全不选。
po=*%Zs*T CheckBox chkExport ;
>~BU<# if( CheckAll.Checked)
F
xFK {
K!|=)G3.` foreach(DataGridItem oDataGridItem in MyDataGrid.Items)
ehxtNjA {
Yc:b:\0}F6 chkExport = (CheckBox)oDataGridItem.FindControl("chkExport");
XF\`stEnb chkExport.Checked = true;
"4g1I< }
i+(`"8W }
"R*B~73 else
`<HY$PAe {
\Zoo9Wy
foreach(DataGridItem oDataGridItem in MyDataGrid.Items)
!"2OcDFx {
}E>2U/wpXY chkExport = (CheckBox)oDataGridItem.FindControl("chkExport");
Km+29 chkExport.Checked = false;
fhH* R*4 }
$
}B"u;:SU }
"T}J|28Z }
V2,.@j# nkJ*$cT1o 17.数字格式化
@GnsW;$*~. fbw{)SZ 【<%#Container.DataItem("price")%>的结果是500.0000,怎样格式化为500.00?】
[n74&EH <%#Container.DataItem("price","{0:¥#,##0.00}")%>
]-x#zp;= \vQ_:-A int i=123456;
;i:Uoyi string s=i.ToString("###,###.00");
(Egykh> /6gRoQ%j 18.日期格式化
/f%u_ 8pV% P]y2W#Rs 【aspx页面内:<%# DataBinder.Eval(Container.DataItem,"Company_Ureg_Date")%>
J)jiI> WK;p[u?~xi 显示为: 2004-8-11 19:44:28
~d{E>J77j ! \awT 我只想要:2004-8-11 】
t"0~2R6i <%# DataBinder.Eval(Container.DataItem,"Company_Ureg_Date","{0:yyyy-M-d}")%>
a$aI% KL5rF,DME 应该如何改?
~PlwPvWo 5I&^n0h|& 【格式化日期】
Iu1P}R>C 9s*Lzi[} 取出来,一般是object((DateTime)objectFromDB).ToString("yyyy-MM-dd");
E\V>3rse ni%^w(J3Q 【日期的验证表达式】
;"Ot\:0 cK-!Evv A.以下正确的输入格式: [2004-2-29], [2004-02-29 10:29:39 pm], [2004/12/31]
zLxWyPM0; ^((\d{2}(([02468][048])|([13579][26]))[\-\/\s]?((((0?[13578])|(1[02]))[\-\/\s]?((0?[1-9])|([1-2][0-9])|(3[01])))|(((0?[469])|(11))[\-\/\s]?((0?[1-9])|([1-2][0-9])|(30)))|(0?2[\-\/\s]?((0?[1-9])|([1-2][0-9])))))|(\d{2}(([02468][1235679])|([13579][01345789]))[\-\/\s]?((((0?[13578])|(1[02]))[\-\/\s]?((0?[1-9])|([1-2][0-9])|(3[01])))|(((0?[469])|(11))[\-\/\s]?((0?[1-9])|([1-2][0-9])|(30)))|(0?2[\-\/\s]?((0?[1-9])|(1[0-9])|(2[0-8]))))))(\s(((0?[1-9])|(1[0-2]))\:([0-5][0-9])((\s)|(\:([0-5][0-9])\s))([AM|PM|am|pm]{2,2})))?$
?erDP8 2lp.Td`{ B.以下正确的输入格式:[0001-12-31], [9999 09 30], [2002/03/03]
Rdnd| ^\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]))$
"9WP^[ sn Ekei|0 【大小写转换】
k*M{?4 HttpUtility.HtmlEncode(string);
YRYrR|I HttpUtility.HtmlDecode(string)
RhQOl9 Ix *KL=MG 19.如何设定全局变量
'HqAm$V+ >_F&oA# Global.asax中
yY"%6k,ZB t?0=;.D Application_Start()事件中
Nc"h8p? uO^{+=;A= 添加Application[属性名] = xxx;
X&p-Ge1>z fi?[ e?|c@ 就是你的全局变量
%pwm34 MfL q
h 20.怎样作到HyperLinkColumn生成的连接后,点击连接,打开新窗口?
xxV{1, H2 +=}%
7o HyperLinkColumn有个属性Target,将器值设置成"_blank"即可.(Target="_blank")
omRd'\ RO Q?Nzt;)!. 【ASPNETMENU】点击菜单项弹出新窗口
(c}0Sg {M%"z,GL7J 在你的menuData.xml文件的菜单项中加入URLTarget="_blank",如:
C*78ZwZ <?xml version="1.0" encoding="GB2312"?>
"M:arP5f <MenuData ImagesBaseURL="images/">
(K?[gI <MenuGroup>
hh8UKEM- <MenuItem Label="内参信息" URL="Infomation.aspx" >
17
j7j@s) <MenuGroup ID="BBC">
]&r/H17 <MenuItem Label="公告信息" URL="Infomation.aspx" URLTarget="_blank" LeftIcon="file.gif"/>
N{q'wep <MenuItem Label="编制信息简报" URL="NewInfo.aspx" LeftIcon="file.gif" />
P'
J_:\ ......
@+{S-iD" uY;/3?k& 最好将你的aspnetmenu升级到1.2版
K^w9@&