1. 打开新的窗口并传送参数:
>lIk9| 5>\/[I/! 传送参数:
Bb"Bg\le,^ response.write("<script>window.open(’*.aspx?id="+this.DropDownList1.SelectIndex+"&id1="+...+"’)</script>")
S9",d~EM ;{%\9nS 接收参数:
L~NbdaO string a = Request.QueryString("id");
\<)9?M : string b = Request.QueryString("id1");
sK5r$Dbr M%0C_=zg 2.为按钮添加对话框
aWY
gR Button1.Attributes.Add("onclick","return confirm(’确认?’)");
McQe1 button.attributes.add("onclick","if(confirm(’are you sure...?’)){return true;}else{return false;}")
}-6)gWe 6 jn3`D 3.删除表格选定记录
Pw61_ZZ4B\ int intEmpID = (int)MyDataGrid.DataKeys[e.Item.ItemIndex];
5qP:/*+ string deleteCmd = "DELETE from Employee where emp_id = " + intEmpID.ToString()
F;<xnC{[ /Dj=iBO 4.删除表格记录警告
u[
Yk private void DataGrid_ItemCreated(Object sender,DataGridItemEventArgs e)
=^5Alba/ {
m-*hygkcDu switch(e.Item.ItemType)
&Ob!4+v/GP {
iB& 4>+N+ case ListItemType.Item :
wLOB}ZMT case ListItemType.AlternatingItem :
H,u<|UMM_ case ListItemType.EditItem:
Rw:*'1 TableCell myTableCell;
!_cg\KU# myTableCell = e.Item.Cells[14];
uD@# LinkButton myDeleteButton ;
hK,Sf ;5V myDeleteButton = (LinkButton)myTableCell.Controls[0];
dKxyA"@ myDeleteButton.Attributes.Add("onclick","return confirm(’您是否确定要删除这条信息’);");
$H9%J break;
I\$X/t +dH default:
J\M>33zu break;
h9G RI }
:1bWVM) d5gR"ja }
ZGKu>yM 5X:*/FuS@ 5.点击表格行链接另一页
ZP\-T*)l$ private void grdCustomer_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
>)M`IU[d^. {
<,e+
kL{ //点击表格打开
B2'i7Ps if (e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
/q`xCS e.Item.Attributes.Add("onclick","window.open(’Default.aspx?id=" + e.Item.Cells[0].Text + "’);");
Gf<'WQ[ }
YLzx<~E4a u*ObwcI/Bn 双击表格连接到另一页
Bx4w)9+3 /*X2c6<d 在itemDataBind事件中
}%_ b$ if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
tAv@R&W, {
2h1vVF3 string OrderItemID =e.item.cells[1].Text;
:6 Lx@ ...
h _+dT e.item.Attributes.Add("ondblclick", "location.href=’../ShippedGrid.aspx?id=" + OrderItemID + "’");
[Q/TlO t5 }
m;GbLncA [k;\S XDZo 双击表格打开新一页
<#u=[_H if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
}n3/vlW9 {
G?;e-OhV string OrderItemID =e.item.cells[1].Text;
~5CBEIF(NS ...
Z:sg} e.item.Attributes.Add("ondblclick", "open(’../ShippedGrid.aspx?id=" + OrderItemID + "’)");
{_ i\f ]L }
1Y7Eajt-5 iiS-9>]/ ★特别注意:【?id=】 处不能为 【?id =】
)quM4=u' 6.表格超连接列传递参数
(2^gVz=j <asp:HyperLinkColumn Target="_blank" headertext="ID号" DataTextField="id" NavigateUrl="aaa.aspx?id=’
Y6zbo <%# DataBinder.Eval(Container.DataItem, "数据字段1")%>’ & name=’<%# DataBinder.Eval(Container.DataItem, "数据字段2")%>’ />
t>`asL %)/P^9I6 7.表格点击改变颜色
!y@NAa0 if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
ZK@N5/H( {
lFV N07hG
e.Item.Attributes.Add("onclick","this.style.backgroundColor=’#99cc00’;
z6jc8Z=O this.style.color=’buttontext’;this.style.cursor=’default’;");
LHkc7X$ }
Of[XKFn_ O$&mFL[` 写在DataGrid的_ItemDataBound里
|yQZt/*SOZ if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
I+[>I=ewa {
b`~p.c%( e.Item.Attributes.Add("onmouseover","this.style.backgroundColor=’#99cc00’;
ymx>i~>7J this.style.color=’buttontext’;this.style.cursor=’default’;");
)ttUWy$w e.Item.Attributes.Add("onmouseout","this.style.backgroundColor=’’;this.style.color=’’;");
&:dH, }
-- %N8L;e a1t4Dd U |Jo{(Y 8.关于日期格式
/
zB0J? ND>r#(_\ 日期格式设定
w[S pw<Z DataFormatString="{0:yyyy-MM-dd}"
QgU8s'e Y&d00 我觉得应该在itembound事件中
r^3acXl
e.items.cell["你的列"].text=DateTime.Parse(e.items.cell["你的列"].text.ToString("yyyy-MM-dd"))
|Lf"6^@yh $c:ynjL|P- 9.获取错误信息并到指定页面
BGD8w2 naYrpK,. 不要使用Response.Redirect,而应该使用Server.Transfer
beRVD>T .!$*:4ok e.g
+;N2p1ZBf // in global.asax
j/r]wd"aUS protected void Application_Error(Object sender, EventArgs e) {
A+"ia1p,} if (Server.GetLastError() is HttpUnhandledException)
T92UeG Server.Transfer("MyErrorPage.aspx");
7hlO#PYZ
|)b6>.^ //其余的非HttpUnhandledException异常交给ASP.NET自己处理就okay了 :)
(e!0]Io@ }
TMlP*d# wVicyiY] 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
'_w=k4 vY }A 10.清空Cookie
#fM#p+v Cookie.Expires=[DateTime];
8S mCpg Response.Cookies("UserName").Expires = 0
%C~1^9uq b\vKJ2
11.自定义异常处理
"a
ueL/dgN //自定义异常处理类
}XV+gyG=@ using System;
x(etb<!jd using System.Diagnostics;
#A1Z'y0 DcoX+8 7 namespace MyAppException
-xSA {
B_nVP /// <summary>
OGde00 /// 从系统异常类ApplicationException继承的应用程序异常处理类。
.S(TxksCz /// 自动将异常内容记录到Windows NT/2000的应用程序日志
TUV&vz{ /// </summary>
h{HF8>u[ public class AppException:System.ApplicationException
Ghx3EVqnx" {
- }7e:!. public AppException()
DoJ\ q+ {
4]G?G]lS> if (ApplicationConfiguration.EventLogEnabled)LogEvent("出现一个未知错误。");
pk?w\A} }
\>jLRb|7Ts 5R'TcWf#W public AppException(string message)
uw[<5 {
S{PJUAu LogEvent(message);
rR9|6l
3 }
C8[&S&<_< T&%ux=Jt public AppException(string message,Exception innerException)
^B(V4-| {
iYDEI e LogEvent(message);
Y
;u<GOe if (innerException != null)
b8V~S'6VqO {
aGJC1x LogEvent(innerException.Message);
Bg&i63XL$$ }
mQCeo}7N5 }
CN#+U,NZV SH_(rQby //日志记录类
>TOu|r using System;
J8S'/y(LE< using System.Configuration;
0~ZFv Wv using System.Diagnostics;
v@Gl|29_ using System.IO;
M)eO6oX| using System.Text;
tSVc|j using System.Threading;
p[hZ@f(z @x"0_Qw namespace MyEventLog
IhA5Wt0j {
plb!.g /// <summary>
lzYEx /// 事件日志记录类,提供事件日志记录支持
q;<h[b? /// <remarks>
K8>zF/# + /// 定义了4个日志记录方法 (error, warning, info, trace)
l^|UCgRn /// </remarks>
c0%"&a1]]V /// </summary>
>#hO).`C public class ApplicationLog
V,q](bg {
i\KQ!f>A /// <summary>
MYla OT /// 将错误信息记录到Win2000/NT事件日志中
K[ (NTp$E /// <param name="message">需要记录的文本信息</param>
?Cl%{2omO /// </summary>
'NX```U0 public static void WriteError(String message)
EQf[, {
ep2k%?CX 1 WriteLog(TraceLevel.Error, message);
ny`#%Vs }
Tav*+ m=}B,']O /// <summary>
&?q/1vLa /// 将警告信息记录到Win2000/NT事件日志中
gW-V=LV ( /// <param name="message">需要记录的文本信息</param>
Ezr:1 GJ /// </summary>
BReJ!|{m} public static void WriteWarning(String message)
xZ6~Ma2z {
>sK!F$ WriteLog(TraceLevel.Warning, message);
qOSM}ei>s }
~ vJ,`? VH+%a<v" /// <summary>
c17_2 @N /// 将提示信息记录到Win2000/NT事件日志中
rcMwFE?|xq /// <param name="message">需要记录的文本信息</param>
TMig-y*[ /// </summary>
~nrK>% public static void WriteInfo(String message)
MFb9H{LA {
4WJ.^ ( WriteLog(TraceLevel.Info, message);
p4'G$]# }
v#.r.{t /// <summary>
-?mfE+kt /// 将跟踪信息记录到Win2000/NT事件日志中
"J4WzA%i /// <param name="message">需要记录的文本信息</param>
(+B5|_xQu /// </summary>
CbwJd5tk public static void WriteTrace(String message)
j!]YNH@ {
B)qWtMZx WriteLog(TraceLevel.Verbose, message);
s;3= {e. }
8=gjY\Dp
[N/"5
[ /// <summary>
*T5!{ /// 格式化记录到事件日志的文本信息格式
UazP6^{L /// <param name="ex">需要格式化的异常对象</param>
dHv68*^\' /// <param name="catchInfo">异常信息标题字符串.</param>
yt.F\ [1 /// <retvalue>
f}x.jxY? /// <para>格式后的异常信息字符串,包括异常内容和跟踪堆栈.</para>
V+VkY3 /// </retvalue>
T~Gvp0r}h /// </summary>
MM(xk public static String FormatException(Exception ex, String catchInfo)
BK,{N0 {
1+}{8D_F StringBuilder strBuilder = new StringBuilder();
#6+@M if (catchInfo != String.Empty)
v"#mzd.tW {
pKit~A,Q strBuilder.Append(catchInfo).Append("\r\n");
)i!o8YB }
Sgp;@4`M strBuilder.Append(ex.Message).Append("\r\n").Append(ex.StackTrace);
i*#-I3 return strBuilder.ToString();
][?G/*k }
+\F'iAs@ rEv$+pP /// <summary>
2oNk93D /// 实际事件日志写入方法
z7Q?D^miy /// <param name="level">要记录信息的级别(error,warning,info,trace).</param>
TWQG591 /// <param name="messageText">要记录的文本.</param>
Si6al78 /// </summary>
_OuWB" private static void WriteLog(TraceLevel level, String messageText)
*# tJM.Z {
~TSy<t~%- try
Ahk8 {
lzYnw)Pv EventLogEntryType LogEntryType;
9hOJvQ2U] switch (level)
iVy7elT;R {
V>A.iim case TraceLevel.Error:
,!7 H]4Qx LogEntryType = EventLogEntryType.Error;
n#wI@W>%+ break;
!+L/Khw/C case TraceLevel.Warning:
L"{JRbh[ LogEntryType = EventLogEntryType.Warning;
t4-pM1]1_
break;
m6',SY9T case TraceLevel.Info:
Cb9;QzBVA# LogEntryType = EventLogEntryType.Information;
-lhLA`6_R break;
'J6
M*vO case TraceLevel.Verbose:
\hM|(*DL LogEntryType = EventLogEntryType.SuccessAudit;
Z(Bp 0a break;
t5#rps\; default:
DR c)iE>@ LogEntryType = EventLogEntryType.SuccessAudit;
89wU-Aggq break;
uoXAQ6k }
rfNm&!K U` Wauv& EventLog eventLog = new EventLog("Application", ApplicationConfiguration.EventLogMachineName, ApplicationConfiguration.EventLogSourceName );
^V#@QPK9 //写入事件日志
|b|&XB_<]Z eventLog.WriteEntry(messageText, LogEntryType);
K9OYri^TQ Ee3hG2d` }
p TeOW9 catch {} //忽略任何异常
j4;0|zx-i }
A@sZ14+f } //class ApplicationLog
qU#BJON]BR }
w0C~*fn3l OujCb^Rm 12.Panel 横向滚动,纵向自动扩展
{6~l$ <asp:panel style="overflow-x:scroll;overflow-y:auto;"></asp:panel>
69J4=5lX 2EfF=Fm> 13.回车转换成Tab
jSwf*u <script language="javascript" for="document" event="onkeydown">
IiZ&Pr if(event.keyCode==13 && event.srcElement.type!=’button’ && event.srcElement.type!=’submit’ && event.srcElement.type!=’reset’ && event.srcElement.type!=’’&& event.srcElement.type!=’textarea’);
k&.Jk
B" event.keyCode=9;
&9"-`-[e: </script>
"Q?k'^@ 9\]^|?zQ` onkeydown="if(event.keyCode==13) event.keyCode=9"
U)o$WH.b L30$%G| 14.DataGrid超级连接列
Fm #w2o DataNavigateUrlField="字段名" DataNavigateUrlFormatString="
http://xx/inc/delete.aspx?ID={0}"
JM\m)RH0 r%.do;5 15.DataGrid行随鼠标变色
sRrzp=D private void DGzf_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
9M1d%jT {
"sl1vzRN if (e.Item.ItemType!=ListItemType.Header)
w);6K[+; {
aOiR l, e.Item.Attributes.Add( "onmouseout","this.style.backgroundColor=\""+e.Item.Style["BACKGROUND-COLOR"]+"\"");
cg*)0U-_( e.Item.Attributes.Add( "onmouseover","this.style.backgroundColor=\""+ "#EFF3F7"+"\"");
a(v>Q*zNP }
!}r%
u." }
NN1$'"@NL 6+KHQFb&N 16.模板列
R#DwF, <ASP:TEMPLATECOLUMN visible="False" sortexpression="demo" headertext="ID">
5GPo*Qpl <ITEMTEMPLATE>
>$,y5 AJ& <ASP:LABEL text=’<%# DataBinder.Eval(Container.DataItem, "ArticleID")%>’ runat="server" width="80%" id="lblColumn" />
N1}={yF.fQ </ITEMTEMPLATE>
Vw&HVo </ASP:TEMPLATECOLUMN>
%B)6$!x i7utKj*57 <ASP:TEMPLATECOLUMN headertext="选中">
qq1 - DG <HEADERSTYLE wrap="False" horizontalalign="Center"></HEADERSTYLE>
mBG=jI "xh <ITEMTEMPLATE>
BYo/57&: <ASP:CHECKBOX id="chkExport" runat="server" />
nYa*b=[. </ITEMTEMPLATE>
-atGlu2 <EDITITEMTEMPLATE>
_Jt 2YZdA <ASP:CHECKBOX id="chkExportON" runat="server" enabled="true" />
hwIMn33 </EDITITEMTEMPLATE>
j~e;DO </ASP:TEMPLATECOLUMN>
]/B$br'O{? S:x?6IDPC^ 后台代码
f}@jFhr'< protected void CheckAll_CheckedChanged(object sender, System.EventArgs e)
(<Th=Fns? {
=pk)3<GwF //改变列的选定,实现全选或全不选。
<@Fy5k-%. CheckBox chkExport ;
v!FMs< if( CheckAll.Checked)
{s_+?<l {
Gsc\/4Wx foreach(DataGridItem oDataGridItem in MyDataGrid.Items)
Z+StB15 {
3:f[gV9K chkExport = (CheckBox)oDataGridItem.FindControl("chkExport");
r@o6voX chkExport.Checked = true;
0`I-2M4F*Q }
Iy.rqc/86 }
-pE(_ else
pOrWg@<\L {
Xe^Cn
R foreach(DataGridItem oDataGridItem in MyDataGrid.Items)
!E-Pa5s {
3^Q]j^e4Ny chkExport = (CheckBox)oDataGridItem.FindControl("chkExport");
^+1#[E chkExport.Checked = false;
PGARXw+ }
^_%kE%I }
j*
*s^Sg }
vUnRi=:| vQa'S-@u 17.数字格式化
@mBX~ ?=Z3 ??i4z[0M 【<%#Container.DataItem("price")%>的结果是500.0000,怎样格式化为500.00?】
bQZ*r{g <%#Container.DataItem("price","{0:¥#,##0.00}")%>
QZ?=M@|f W.1As{ int i=123456;
C^z\([k0er string s=i.ToString("###,###.00");
?^EXTU85`" f5GdZ_ 18.日期格式化
>Z;jY* *\o/q[ 【aspx页面内:<%# DataBinder.Eval(Container.DataItem,"Company_Ureg_Date")%>
1<h>B: E3*\
^Q_ 显示为: 2004-8-11 19:44:28
,~);EC=` XJ0oS32_wK 我只想要:2004-8-11 】
-dO'~all <%# DataBinder.Eval(Container.DataItem,"Company_Ureg_Date","{0:yyyy-M-d}")%>
=SAU4xjo 80$fG8 应该如何改?
V`-vR2( n?:= 【格式化日期】
.?>5-od2 snt(IJQ 取出来,一般是object((DateTime)objectFromDB).ToString("yyyy-MM-dd");
7 uarh! n
8pt\i0 【日期的验证表达式】
_6Eu2|vM& 7'-j%!#w A.以下正确的输入格式: [2004-2-29], [2004-02-29 10:29:39 pm], [2004/12/31]
"sgjWo6 ^((\d{2}(([02468][048])|([13579][26]))[\-\/\s]?((((0?[13578])|(1[02]))[\-\/\s]?((0?[1-9])|([1-2][0-9])|(3[01])))|(((0?[469])|(11))[\-\/\s]?((0?[1-9])|([1-2][0-9])|(30)))|(0?2[\-\/\s]?((0?[1-9])|([1-2][0-9])))))|(\d{2}(([02468][1235679])|([13579][01345789]))[\-\/\s]?((((0?[13578])|(1[02]))[\-\/\s]?((0?[1-9])|([1-2][0-9])|(3[01])))|(((0?[469])|(11))[\-\/\s]?((0?[1-9])|([1-2][0-9])|(30)))|(0?2[\-\/\s]?((0?[1-9])|(1[0-9])|(2[0-8]))))))(\s(((0?[1-9])|(1[0-2]))\:([0-5][0-9])((\s)|(\:([0-5][0-9])\s))([AM|PM|am|pm]{2,2})))?$
+~ #U7xgq/ &l?+3$q B.以下正确的输入格式:[0001-12-31], [9999 09 30], [2002/03/03]
B<~U3b ^\d{4}[\-\/\s]?((((0[13578])|(1[02]))[\-\/\s]?(([0-2][0-9])|(3[01])))|(((0[469])|(11))[\-\/\s]?(([0-2][0-9])|(30)))|(02[\-\/\s]?[0-2][0-9]))$
fof2
xcH! Ol')7d& 【大小写转换】
o1/lZm{\~n HttpUtility.HtmlEncode(string);
uyF|O/FC HttpUtility.HtmlDecode(string)
\)48904^ EOoZoVdzx 19.如何设定全局变量
4TwQO$C cFagz* ! Global.asax中
'>v^6iS =U.
b% uC Application_Start()事件中
(LtkA|: bhs(Qzx 添加Application[属性名] = xxx;
gs
W0 YUdxG/~' 就是你的全局变量
NA.1QQ;e 6UE(f@ 20.怎样作到HyperLinkColumn生成的连接后,点击连接,打开新窗口?
CZEW-PIhj XIWm>IQ[) HyperLinkColumn有个属性Target,将器值设置成"_blank"即可.(Target="_blank")
o."rxd Sc]P<F7N] 【ASPNETMENU】点击菜单项弹出新窗口
9%IlW Q#Y k?Kv~ 在你的menuData.xml文件的菜单项中加入URLTarget="_blank",如:
Ft@Wyo`^ <?xml version="1.0" encoding="GB2312"?>
!%Y~~'5 h <MenuData ImagesBaseURL="images/">
dxj*Q "K <MenuGroup>
j4R 4H; <MenuItem Label="内参信息" URL="Infomation.aspx" >
cMzkL% <MenuGroup ID="BBC">
M/*NM= -a <MenuItem Label="公告信息" URL="Infomation.aspx" URLTarget="_blank" LeftIcon="file.gif"/>
^<0IB#dA <MenuItem Label="编制信息简报" URL="NewInfo.aspx" LeftIcon="file.gif" />
b%t+,0s| ......
u7;~ ba3-t;S
最好将你的aspnetmenu升级到1.2版
&l