1. 打开新的窗口并传送参数:
Po ZuMF @!`Xl*l 传送参数:
RoU55mL response.write("<script>window.open(’*.aspx?id="+this.DropDownList1.SelectIndex+"&id1="+...+"’)</script>")
#9X70|f ^C_#<m_k 接收参数:
o
Z%9_$Z string a = Request.QueryString("id");
a^`rtvT string b = Request.QueryString("id1");
D+>4AqG o$w_Es]Ma 2.为按钮添加对话框
Z&|Kki* Button1.Attributes.Add("onclick","return confirm(’确认?’)");
n^z]q;IN2. button.attributes.add("onclick","if(confirm(’are you sure...?’)){return true;}else{return false;}")
{B[=?6tQ 7(qE0R&@ 3.删除表格选定记录
-7S g62THS int intEmpID = (int)MyDataGrid.DataKeys[e.Item.ItemIndex];
LL2=& VK string deleteCmd = "DELETE from Employee where emp_id = " + intEmpID.ToString()
4:|S` jm i%/Jp[e\W> 4.删除表格记录警告
qOSM}ei>s private void DataGrid_ItemCreated(Object sender,DataGridItemEventArgs e)
T(t+
iv {
'R
c,Mq' switch(e.Item.ItemType)
9\/xOwR {
Pb?$t case ListItemType.Item :
@&1ZB6OCb: case ListItemType.AlternatingItem :
AS\F{ !O case ListItemType.EditItem:
F )W: TableCell myTableCell;
,QcF|~n myTableCell = e.Item.Cells[14];
d5oIH LinkButton myDeleteButton ;
:P<]+\m myDeleteButton = (LinkButton)myTableCell.Controls[0];
VxVE myDeleteButton.Attributes.Add("onclick","return confirm(’您是否确定要删除这条信息’);");
Ed_N[I
break;
4"(<X default:
cUA7#1\T= break;
nPye,"A Ol }
;`^WGS(3.% oZ!m }
^R# E:3e ',:*f8Jk 5.点击表格行链接另一页
tD+9kf2 private void grdCustomer_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
h"_MA_]~ {
:E:38q,hG //点击表格打开
>[_f3;P if (e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
ie2WL\tR4 e.Item.Attributes.Add("onclick","window.open(’Default.aspx?id=" + e.Item.Cells[0].Text + "’);");
Bs O+NP }
go'-5in( fpFhn 双击表格连接到另一页
l]8D7(g nv@8tdrc 在itemDataBind事件中
cVv;Jn if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
80Gn%1A9 {
Jo@|"cE= string OrderItemID =e.item.cells[1].Text;
i*#-I3 ...
EUN81F? e.item.Attributes.Add("ondblclick", "location.href=’../ShippedGrid.aspx?id=" + OrderItemID + "’");
w+1|9Y }
,u`B<heoLU PfC!lI
BU 双击表格打开新一页
ug+io mZ if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
m^GJuPLW {
:}@g6 string OrderItemID =e.item.cells[1].Text;
_nbBIaHN{ ...
DX"xy e.item.Attributes.Add("ondblclick", "open(’../ShippedGrid.aspx?id=" + OrderItemID + "’)");
>g+?Oebgw }
o1FF"tLkN 8]M_z:F7F ★特别注意:【?id=】 处不能为 【?id =】
vK_?<> 6.表格超连接列传递参数
qoj$]
<asp:HyperLinkColumn Target="_blank" headertext="ID号" DataTextField="id" NavigateUrl="aaa.aspx?id=’
2JJ"O|Ibz <%# DataBinder.Eval(Container.DataItem, "数据字段1")%>’ & name=’<%# DataBinder.Eval(Container.DataItem, "数据字段2")%>’ />
XT@-$%u ,PWgH$+ 7.表格点击改变颜色
M;p
em< if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
1oN^HG6O {
H\qC[" e.Item.Attributes.Add("onclick","this.style.backgroundColor=’#99cc00’;
ev#;t@^ this.style.color=’buttontext’;this.style.cursor=’default’;");
[&&1j@LQ* }
ReM=eS pO ml8SQf 写在DataGrid的_ItemDataBound里
DjN|Wr)* if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
v(EEG/~ {
+YqZ(( e.Item.Attributes.Add("onmouseover","this.style.backgroundColor=’#99cc00’;
uWM{JEOl this.style.color=’buttontext’;this.style.cursor=’default’;");
2Fq<*pxAY
e.Item.Attributes.Add("onmouseout","this.style.backgroundColor=’’;this.style.color=’’;");
mxz-4. }
LAd\ Tvms X!m9lV< V??dYB( 8.关于日期格式
O'W0q;rT *T~Ve;3h; 日期格式设定
IGtl\b= DataFormatString="{0:yyyy-MM-dd}"
$ep.-I> )tl.s)"N 我觉得应该在itembound事件中
F@<CsgKB- e.items.cell["你的列"].text=DateTime.Parse(e.items.cell["你的列"].text.ToString("yyyy-MM-dd"))
*g[^.Sg Ee3hG2d` 9.获取错误信息并到指定页面
p TeOW9 @ ]/AjjLt 不要使用Response.Redirect,而应该使用Server.Transfer
m<0&~rg }w1~K'ck}> e.g
wyQzM6:,yX // in global.asax
8[J}CdS protected void Application_Error(Object sender, EventArgs e) {
il \$@Bn if (Server.GetLastError() is HttpUnhandledException)
dO4{|(z Server.Transfer("MyErrorPage.aspx");
S6AU[ASY. /yZQ\ {= //其余的非HttpUnhandledException异常交给ASP.NET自己处理就okay了 :)
av$/Om: }
^9ePfF)5 DBCK2PlJ 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
qHP78&wUx w*|7!iM 10.清空Cookie
=Q[b'*o7 Cookie.Expires=[DateTime];
qfK`MhA} Response.Cookies("UserName").Expires = 0
hWT[L.>k GF5^\Rf 11.自定义异常处理
TH$N5w% //自定义异常处理类
OBP1B@|l$+ using System;
XLH+C ]pfr using System.Diagnostics;
k}0^&Quc4 m/qbRk68s namespace MyAppException
JGH60| {
[fKUyIY_ /// <summary>
'I /aboDB /// 从系统异常类ApplicationException继承的应用程序异常处理类。
hDp6YV,q /// 自动将异常内容记录到Windows NT/2000的应用程序日志
gF5a5T, /// </summary>
Jte#ZnP public class AppException:System.ApplicationException
IrWD%/$H {
ty*@7g0k public AppException()
mBG=jI "xh {
hweaGL t0 if (ApplicationConfiguration.EventLogEnabled)LogEvent("出现一个未知错误。");
6^c>,.R }
OLvcivf O=dJi9;`#_ public AppException(string message)
Hw-Z {
DANw1_X\ LogEvent(message);
!\,kZ|#> }
yT#{UA^ -M1YE public AppException(string message,Exception innerException)
o, !T2&} {
,+
#6Y_ LogEvent(message);
3,Q^&
1 if (innerException != null)
?&^?-S% p {
q=DN
{a: LogEvent(innerException.Message);
|-CnT:|o }
RNhJ'&SYs }
fuB)qt!E x
$zKzfHW //日志记录类
ocyb5j using System;
D^-7JbE] using System.Configuration;
= 07]z@s using System.Diagnostics;
cn-
nj] using System.IO;
-Z?Vd!H: using System.Text;
TcGoSj<Z using System.Threading;
W.1As{ ]l(wg] namespace MyEventLog
a !mf;m {
>"@?ir /// <summary>
7]%Ypv$ /// 事件日志记录类,提供事件日志记录支持
8l"O(B'#Z /// <remarks>
4
8{vE3JY /// 定义了4个日志记录方法 (error, warning, info, trace)
-dO'~all /// </remarks>
<uc1D/~^: /// </summary>
V`-vR2( public class ApplicationLog
f(eQ+0D {
dna6QV>A /// <summary>
\G2B?>E; /// 将错误信息记录到Win2000/NT事件日志中
S inl /// <param name="message">需要记录的文本信息</param>
033T>qY /// </summary>
SgEBh public static void WriteError(String message)
7HHysNB"w {
z 8*8OWM WriteLog(TraceLevel.Error, message);
Ol')7d& }
4A3nO<oMF \)48904^ /// <summary>
olW|$? /// 将警告信息记录到Win2000/NT事件日志中
HSIvWhg?p /// <param name="message">需要记录的文本信息</param>
sncIqsZ /// </summary>
A, PlvI public static void WriteWarning(String message)
'>v^6iS {
lI/0:|l WriteLog(TraceLevel.Warning, message);
bhs(Qzx }
pfd#N[c G3G6IP /// <summary>
{@u<3 s /// 将提示信息记录到Win2000/NT事件日志中
=D^TK-H /// <param name="message">需要记录的文本信息</param>
Sc]P<F7N] /// </summary>
!tHt,eJy public static void WriteInfo(String message)
^MmC$U^n {
a?R[J== WriteLog(TraceLevel.Info, message);
dxj*Q "K }
?/JBt
/b /// <summary>
\NqEw@91B /// 将跟踪信息记录到Win2000/NT事件日志中
vSW
L$Y2 /// <param name="message">需要记录的文本信息</param>
w#^U45y1v /// </summary>
= zl=SLe public static void WriteTrace(String message)
IOK}+C0e {
?_`0G/xl WriteLog(TraceLevel.Verbose, message);
~B$b)`* }
M"_FrIO _iEj /// <summary>
F8+e,x /// 格式化记录到事件日志的文本信息格式
1IgHc.s /// <param name="ex">需要格式化的异常对象</param>
* \HRw +cL /// <param name="catchInfo">异常信息标题字符串.</param>
OSzjK7: /// <retvalue>
/dDzZ%/@ /// <para>格式后的异常信息字符串,包括异常内容和跟踪堆栈.</para>
@1R8-aa-r /// </retvalue>
Iwpbf Z /// </summary>
+@VYs*&& public static String FormatException(Exception ex, String catchInfo)
\O7J=6fn {
dZGbC 9 StringBuilder strBuilder = new StringBuilder();
L<(VG{)Z if (catchInfo != String.Empty)
+dkS/b {
x:t<ZG&Xwg strBuilder.Append(catchInfo).Append("\r\n");
0W>9'Rw }
&2EBk= X strBuilder.Append(ex.Message).Append("\r\n").Append(ex.StackTrace);
Pj7gGf6v return strBuilder.ToString();
Y~n`~( }
`dJDucD "D*Wi7 /// <summary>
,f:
jioY /// 实际事件日志写入方法
:k46S<RE /// <param name="level">要记录信息的级别(error,warning,info,trace).</param>
_ ^7|!(Sz /// <param name="messageText">要记录的文本.</param>
|)@N-f:E /// </summary>
zzvlI66e private static void WriteLog(TraceLevel level, String messageText)
U '[?9/T {
9e<Zgr?N try
Fu8 7fVi/\ {
)Mzt3u EventLogEntryType LogEntryType;
]2+g&ox4' switch (level)
=:h3w#_c {
\Kd7dK9&] case TraceLevel.Error:
dmR3Y.\jd LogEntryType = EventLogEntryType.Error;
oVZ4bRl break;
b"8FlZ$ case TraceLevel.Warning:
gZ(O)uzv LogEntryType = EventLogEntryType.Warning;
Q2C)tVK+ break;
NcL
=zo< case TraceLevel.Info:
LCQkgRs}~{ LogEntryType = EventLogEntryType.Information;
/aUFc '5 break;
L(WOet( ' case TraceLevel.Verbose:
qmmv7== LogEntryType = EventLogEntryType.SuccessAudit;
A|<; break;
GYgWf1$8_D default:
v`)m">e*w LogEntryType = EventLogEntryType.SuccessAudit;
FU@uH
U5fd break;
=aow
d4t }
5_G'68;OV :'w?ye[e EventLog eventLog = new EventLog("Application", ApplicationConfiguration.EventLogMachineName, ApplicationConfiguration.EventLogSourceName );
-
8syjKTg //写入事件日志
'TEyP56 eventLog.WriteEntry(messageText, LogEntryType);
0~xaUM` |vy]8?Ak }
/{N)) catch {} //忽略任何异常
4]UT+'RubX }
>=!AL,: } //class ApplicationLog
Qp&?L"U)2 }
v+tO$QZ` *4#on> 12.Panel 横向滚动,纵向自动扩展
P,1exgq9 <asp:panel style="overflow-x:scroll;overflow-y:auto;"></asp:panel>
1hNEkpL^a < EXWWrm 13.回车转换成Tab
Am7| / <script language="javascript" for="document" event="onkeydown">
}'jV/ if(event.keyCode==13 && event.srcElement.type!=’button’ && event.srcElement.type!=’submit’ && event.srcElement.type!=’reset’ && event.srcElement.type!=’’&& event.srcElement.type!=’textarea’);
GUCM4jVT^ event.keyCode=9;
x_ySf!ih </script>
#D:RhqjK sM9-0A onkeydown="if(event.keyCode==13) event.keyCode=9"
S 1ibw \' 9`&77+|;e 14.DataGrid超级连接列
gY\mXM*^ DataNavigateUrlField="字段名" DataNavigateUrlFormatString="
http://xx/inc/delete.aspx?ID={0}"
{@\/a Ao!=um5D J 15.DataGrid行随鼠标变色
~}%&p&
p private void DGzf_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
RQ5P}A
3H {
1OPfRDn.bk if (e.Item.ItemType!=ListItemType.Header)
Q}z{AZ {
/a%KS3>V* e.Item.Attributes.Add( "onmouseout","this.style.backgroundColor=\""+e.Item.Style["BACKGROUND-COLOR"]+"\"");
Lnx2xoNk e.Item.Attributes.Add( "onmouseover","this.style.backgroundColor=\""+ "#EFF3F7"+"\"");
;7
"Y?*{ }
^=#!D[xj> }
Rc%PZ}es MVuP
|&:n 16.模板列
3It8&x: <ASP:TEMPLATECOLUMN visible="False" sortexpression="demo" headertext="ID">
7n>|D^ <ITEMTEMPLATE>
2_Jb9:/X <ASP:LABEL text=’<%# DataBinder.Eval(Container.DataItem, "ArticleID")%>’ runat="server" width="80%" id="lblColumn" />
L3>4t: 8 </ITEMTEMPLATE>
P59uALi </ASP:TEMPLATECOLUMN>
/~"AG l. Pd&,G$l <ASP:TEMPLATECOLUMN headertext="选中">
c8tP+O9 <HEADERSTYLE wrap="False" horizontalalign="Center"></HEADERSTYLE>
Wlxk <ITEMTEMPLATE>
1Y2a*J <ASP:CHECKBOX id="chkExport" runat="server" />
7\ ZL </ITEMTEMPLATE>
jM;d>Gymx <EDITITEMTEMPLATE>
hf[IEK <ASP:CHECKBOX id="chkExportON" runat="server" enabled="true" />
xF^r` </EDITITEMTEMPLATE>
L`JY4JM" </ASP:TEMPLATECOLUMN>
*q[^Q'jnN t.u{.P\Md\ 后台代码
95% :AQLV protected void CheckAll_CheckedChanged(object sender, System.EventArgs e)
t3M0La& {
p?KCVvx$ //改变列的选定,实现全选或全不选。
OT"lP(, CheckBox chkExport ;
s!=!A if( CheckAll.Checked)
&,Uc>L%m {
1(D1}fcul foreach(DataGridItem oDataGridItem in MyDataGrid.Items)
5Wj5IS/ {
aeQ{_SK chkExport = (CheckBox)oDataGridItem.FindControl("chkExport");
VN!^m]0 chkExport.Checked = true;
d OzO/w& }
J~:kuf21 }
2GUhV*TN else
-1#e^9Ve\ {
CVi<~7Am\ foreach(DataGridItem oDataGridItem in MyDataGrid.Items)
rHR5,N: {
N/`g?B[ chkExport = (CheckBox)oDataGridItem.FindControl("chkExport");
ta2z chkExport.Checked = false;
oF`-cyj" }
mfUKHX5 }
baA HP" }
Ab/v_mA; <`^>bv9 17.数字格式化
]q@rGD85K vBV"i9n 【<%#Container.DataItem("price")%>的结果是500.0000,怎样格式化为500.00?】
N7%=K9 <%#Container.DataItem("price","{0:¥#,##0.00}")%>
{_+>"esc ok8JnQC int i=123456;
2I9{+>k string s=i.ToString("###,###.00");
%pQdq[J={ O7E;W| ] 18.日期格式化
8'>.#vyMGv G>9'5Lt 【aspx页面内:<%# DataBinder.Eval(Container.DataItem,"Company_Ureg_Date")%>
"Vs
Nyy !NQf< ch 显示为: 2004-8-11 19:44:28
+G>aj'\M| ~0:$G?fz 我只想要:2004-8-11 】
?d,acm <%# DataBinder.Eval(Container.DataItem,"Company_Ureg_Date","{0:yyyy-M-d}")%>
JT}dor \v B9fA:* 应该如何改?
j>0SE
\L&qfMjW"Z 【格式化日期】
L8%=k%H(1 +X4ttv 取出来,一般是object((DateTime)objectFromDB).ToString("yyyy-MM-dd");
+K @J*W 1 y$"~^8"z 【日期的验证表达式】
p2M?pV oQKcGUZ A.以下正确的输入格式: [2004-2-29], [2004-02-29 10:29:39 pm], [2004/12/31]
_,Io(QS ^((\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})))?$
L.R\]+$U2 X,Q6 B.以下正确的输入格式:[0001-12-31], [9999 09 30], [2002/03/03]
Ra*k ^\d{4}[\-\/\s]?((((0[13578])|(1[02]))[\-\/\s]?(([0-2][0-9])|(3[01])))|(((0[469])|(11))[\-\/\s]?(([0-2][0-9])|(30)))|(02[\-\/\s]?[0-2][0-9]))$
Fb$5&~d ^[SbV^DOL 【大小写转换】
F\YcSDM HttpUtility.HtmlEncode(string);
ahz@HX HttpUtility.HtmlDecode(string)
?`BED6$`G9 <'+R%6 19.如何设定全局变量
;nHo%`Zt ;Ln7_ Global.asax中
)yz9? ]a C'xU=OnA8 Application_Start()事件中
^y;OHo N:sECGS, 添加Application[属性名] = xxx;
Uz m[e%/` rVIb'sa 就是你的全局变量
9#.NPfMF q#':aXcv" 20.怎样作到HyperLinkColumn生成的连接后,点击连接,打开新窗口?
OM#OPB
rB K.sj"#D HyperLinkColumn有个属性Target,将器值设置成"_blank"即可.(Target="_blank")
Iu)(Huv [{fF)D<tC 【ASPNETMENU】点击菜单项弹出新窗口
zMHf?HQ-Z a5Acqa 在你的menuData.xml文件的菜单项中加入URLTarget="_blank",如:
1\7"I- <?xml version="1.0" encoding="GB2312"?>
vVvt
]h <MenuData ImagesBaseURL="images/">
M,v@G$pW <MenuGroup>
9lazo <MenuItem Label="内参信息" URL="Infomation.aspx" >
McMK|_H <MenuGroup ID="BBC">
K:Xrfn{s <MenuItem Label="公告信息" URL="Infomation.aspx" URLTarget="_blank" LeftIcon="file.gif"/>
`'tw5} <MenuItem Label="编制信息简报" URL="NewInfo.aspx" LeftIcon="file.gif" />
%<#$:Qb. ......
F.* snF \?`d=n= 最好将你的aspnetmenu升级到1.2版
W:N"O\`{m C">=2OO 21.读取DataGrid控件TextBox值
h0EGhJs foreach(DataGrid dgi in yourDataGrid.Items)
y^+[eT&