1. 打开新的窗口并传送参数:
x6ayFq= 0}po74x*r 传送参数:
'j!n
response.write("<script>window.open(’*.aspx?id="+this.DropDownList1.SelectIndex+"&id1="+...+"’)</script>")
]W5p\(1g A\v53AT 接收参数:
dF5y'
R' string a = Request.QueryString("id");
|io)?`pj string b = Request.QueryString("id1");
-Rx;"J.H ^}`24~|y 2.为按钮添加对话框
B~b
='jN Button1.Attributes.Add("onclick","return confirm(’确认?’)");
}PM7CZSq button.attributes.add("onclick","if(confirm(’are you sure...?’)){return true;}else{return false;}")
5W=Jn?y2 m -0EcA/ 3.删除表格选定记录
P 6({wx int intEmpID = (int)MyDataGrid.DataKeys[e.Item.ItemIndex];
7~;)N$d\ string deleteCmd = "DELETE from Employee where emp_id = " + intEmpID.ToString()
xrI9t?QaCb d%K{JkD- 4.删除表格记录警告
ca5;Z@t$S private void DataGrid_ItemCreated(Object sender,DataGridItemEventArgs e)
`i+2YCk {
)`6OSB switch(e.Item.ItemType)
[.6bxK {
B
]sVlbt case ListItemType.Item :
M.bkFuh case ListItemType.AlternatingItem :
?}= $zN case ListItemType.EditItem:
~_IQ:]k TableCell myTableCell;
riRG9c | myTableCell = e.Item.Cells[14];
7r2p+LP[ LinkButton myDeleteButton ;
#w8.aNU+] myDeleteButton = (LinkButton)myTableCell.Controls[0];
sHPj_d# myDeleteButton.Attributes.Add("onclick","return confirm(’您是否确定要删除这条信息’);");
"<f?.l\+ break;
[+="I
& default:
[.w `r>kZI break;
5Zmc3&vRl }
{s8g;yU5 r%NzKPW' }
M#Q"h5l wWSE[S$V 5.点击表格行链接另一页
G[u{! 2RS private void grdCustomer_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
: %uaaFl {
d[nz0LI|mk //点击表格打开
U* uMMb}$ if (e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
b *3h}n; e.Item.Attributes.Add("onclick","window.open(’Default.aspx?id=" + e.Item.Cells[0].Text + "’);");
\HQ.Pwr 6 }
Ocn@JOg qEVpkvEq 双击表格连接到另一页
P+C5
s ?.n1t@sG& 在itemDataBind事件中
\j &&o if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
<GLoTolZ {
",#Ug"|2 string OrderItemID =e.item.cells[1].Text;
vNdW.V} ...
P>^$X e.item.Attributes.Add("ondblclick", "location.href=’../ShippedGrid.aspx?id=" + OrderItemID + "’");
"z=~7g }
t:xTmK&vt 8 qZbsZi4 双击表格打开新一页
O@w_"TJP/z if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
PWquu` {
u9u'5xAO string OrderItemID =e.item.cells[1].Text;
] mK{E~Zll ...
\Co
Z+ e.item.Attributes.Add("ondblclick", "open(’../ShippedGrid.aspx?id=" + OrderItemID + "’)");
i6y=3k }
e@S\7Ks LabI5+g ★特别注意:【?id=】 处不能为 【?id =】
3#GIZL}!x 6.表格超连接列传递参数
*I}_g4 <asp:HyperLinkColumn Target="_blank" headertext="ID号" DataTextField="id" NavigateUrl="aaa.aspx?id=’
hS>=pO+y <%# DataBinder.Eval(Container.DataItem, "数据字段1")%>’ & name=’<%# DataBinder.Eval(Container.DataItem, "数据字段2")%>’ />
Qstd;qE~ ln":j?` 7.表格点击改变颜色
@ScC32X if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
O1+yOef"k {
3(gOF&Uf9 e.Item.Attributes.Add("onclick","this.style.backgroundColor=’#99cc00’;
ed`7GZB this.style.color=’buttontext’;this.style.cursor=’default’;");
L$@+'Qn@: }
)@!T_# J3B+WD] 写在DataGrid的_ItemDataBound里
Z&=Oe^ if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
}mI0D>n {
>6IUle>z e.Item.Attributes.Add("onmouseover","this.style.backgroundColor=’#99cc00’;
51*[Ibx this.style.color=’buttontext’;this.style.cursor=’default’;");
t2|0no e.Item.Attributes.Add("onmouseout","this.style.backgroundColor=’’;this.style.color=’’;");
/gex0w }
x?od_M;*8; UPPlm\wb* WP=uHg 8.关于日期格式
Xg\unUHa <7zz"R 日期格式设定
%b~ND?nn- DataFormatString="{0:yyyy-MM-dd}"
/zr)9LQY0 _a_T`fE&de 我觉得应该在itembound事件中
;ZMIYFXRqh e.items.cell["你的列"].text=DateTime.Parse(e.items.cell["你的列"].text.ToString("yyyy-MM-dd"))
fZ^ad1o ~y
whl'"k 9.获取错误信息并到指定页面
] ;HCt=I~ J4
U]_| 不要使用Response.Redirect,而应该使用Server.Transfer
Hw62'% dxH . e.g
y(E<MRd8V // in global.asax
Z|)1 ftcC protected void Application_Error(Object sender, EventArgs e) {
{~G~=sC$ if (Server.GetLastError() is HttpUnhandledException)
LlVbY=EX7 Server.Transfer("MyErrorPage.aspx");
{<#b@=G jE8}Ho_#) //其余的非HttpUnhandledException异常交给ASP.NET自己处理就okay了 :)
Vs
Z7n~e }
qv4r!x <AP.m4N) _ 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
i9`-a/ $Il 10.清空Cookie
}wI+eMr Cookie.Expires=[DateTime];
$ub0$S/Hu Response.Cookies("UserName").Expires = 0
VN$7r YkFERIa076 11.自定义异常处理
,p!IFS` //自定义异常处理类
&l4kwds R using System;
L:Mjd47L using System.Diagnostics;
-8dz`o} +rhBC
V namespace MyAppException
K}GRU) {
Prc1U)nfo /// <summary>
AVfF<E/ /// 从系统异常类ApplicationException继承的应用程序异常处理类。
F
IB)cpo /// 自动将异常内容记录到Windows NT/2000的应用程序日志
}9!}T~NMs /// </summary>
uc|ej9N public class AppException:System.ApplicationException
bqaj~:}@ {
H]f[r~ public AppException()
]Zc\si3i& {
uyWw3> if (ApplicationConfiguration.EventLogEnabled)LogEvent("出现一个未知错误。");
oMOh4NH,x }
/}iBrMD{[ fr$6&HDZ9 public AppException(string message)
;vbMC74J# {
""_B3' LogEvent(message);
[/l&:)5W> }
iOL/u)
,)aUp4* public AppException(string message,Exception innerException)
koE]\B2A6 {
d>Nh<PqH6 LogEvent(message);
>+>N/`BG if (innerException != null)
%?[0G,JG {
m`]d`%Ex LogEvent(innerException.Message);
o02G:!gB }
1'8-+?r }
iM9^. oTcf[< //日志记录类
EWv[Sp using System;
|WfL'_?$ using System.Configuration;
e"*ho[ using System.Diagnostics;
dJdOh#8+Xi using System.IO;
yNU}1_oK using System.Text;
{z;4t&5
using System.Threading;
" SP6o A..`?oGj namespace MyEventLog
!,]c}Y{i {
[F(iV[n% /// <summary>
:2')`xT /// 事件日志记录类,提供事件日志记录支持
zE?dQD^OD /// <remarks>
2v#gCou /// 定义了4个日志记录方法 (error, warning, info, trace)
q:iu
hI$~G /// </remarks>
UnEgsfN /// </summary>
!41"`D!1 public class ApplicationLog
[;ZC_fD {
vF>]9sMv /// <summary>
(A=Z,ed /// 将错误信息记录到Win2000/NT事件日志中
$H]NC-\+> /// <param name="message">需要记录的文本信息</param>
aygK$.wos /// </summary>
W"CG&. public static void WriteError(String message)
GdrVH,j {
S2W@;XvV WriteLog(TraceLevel.Error, message);
^\Q%VTM }
ZvO1=*
J, ~`B]G /// <summary>
W/CZ/Mc /// 将警告信息记录到Win2000/NT事件日志中
ta
PqRsvu /// <param name="message">需要记录的文本信息</param>
In+2~Jw/2! /// </summary>
#^$_3AY public static void WriteWarning(String message)
F2EX7Crj {
?32i1F! WriteLog(TraceLevel.Warning, message);
\C$cbI=;+ }
qElPYN*wF \=xS?(v! /// <summary>
RZ ?SiwE /// 将提示信息记录到Win2000/NT事件日志中
|zd5P /// <param name="message">需要记录的文本信息</param>
w|*D{`O /// </summary>
{LCKt/Z>P public static void WriteInfo(String message)
x~{W(;`! {
N%1nii WriteLog(TraceLevel.Info, message);
UdA,.C0 }
v$g\]QS
p /// <summary>
bka%W@Y% /// 将跟踪信息记录到Win2000/NT事件日志中
Fdq5:v?k /// <param name="message">需要记录的文本信息</param>
!C^>tmqS /// </summary>
IR;3{o public static void WriteTrace(String message)
*&R|0I{> {
V)ag ss w? WriteLog(TraceLevel.Verbose, message);
^D9w=f#a }
\~zm_-Hw@Y 2t45/:, /// <summary>
^uVPN1}b^@ /// 格式化记录到事件日志的文本信息格式
b.kV>K"X3 /// <param name="ex">需要格式化的异常对象</param>
E&U_@ bc- /// <param name="catchInfo">异常信息标题字符串.</param>
ZA@zs,o% /// <retvalue>
lLglF4 /// <para>格式后的异常信息字符串,包括异常内容和跟踪堆栈.</para>
m@0> =s~. /// </retvalue>
t=s.w(3t /// </summary>
ziM@@$.F public static String FormatException(Exception ex, String catchInfo)
kmtkh" {
Z5EII[=$o StringBuilder strBuilder = new StringBuilder();
^gR~~t;@ if (catchInfo != String.Empty)
sb?!U"v.' {
FT J{ strBuilder.Append(catchInfo).Append("\r\n");
(XFF}~>B. }
+RkXe;q strBuilder.Append(ex.Message).Append("\r\n").Append(ex.StackTrace);
K,*-Y)v2W return strBuilder.ToString();
-7%dgY( }
R|Uu -C!m#"PDW /// <summary>
1&9w]\Ae7l /// 实际事件日志写入方法
wByTNA7 /// <param name="level">要记录信息的级别(error,warning,info,trace).</param>
3v `@** /// <param name="messageText">要记录的文本.</param>
\YF07L]qs- /// </summary>
,^eOwWV private static void WriteLog(TraceLevel level, String messageText)
s vS)7]{cU {
{/>uc,8O try
>*n4j: {
0W+RVp=TL1 EventLogEntryType LogEntryType;
[8oX[oP switch (level)
\%V !&
!' {
S?OCy4dk: case TraceLevel.Error:
Z/4bxO=m LogEntryType = EventLogEntryType.Error;
%5@>
nC?`[ break;
:1@jl2, case TraceLevel.Warning:
kr!>rqN5 LogEntryType = EventLogEntryType.Warning;
PpF`0w=1%l break;
|)*!&\Ch case TraceLevel.Info:
hFhC&2HN LogEntryType = EventLogEntryType.Information;
,wv>G]v break;
hPCSAo!| case TraceLevel.Verbose:
s%6L94\t LogEntryType = EventLogEntryType.SuccessAudit;
C^,J6;' break;
}ov>b2H#< default:
y6MkaHW[m LogEntryType = EventLogEntryType.SuccessAudit;
-mLu!32I< break;
'UZ i>Ta }
$*Wa A`(U B[+b%a3 EventLog eventLog = new EventLog("Application", ApplicationConfiguration.EventLogMachineName, ApplicationConfiguration.EventLogSourceName );
u^WZsW //写入事件日志
%|j`;gYV eventLog.WriteEntry(messageText, LogEntryType);
MfKru,LSh P:1eWP }
6KPjZC< catch {} //忽略任何异常
TB84} }
QA)W( 1 } //class ApplicationLog
ilZ5a&X; }
!0):g/2h &+H\ST(/ 12.Panel 横向滚动,纵向自动扩展
X\*H7;k, <asp:panel style="overflow-x:scroll;overflow-y:auto;"></asp:panel>
"1%k"+& <DII%7q,6/ 13.回车转换成Tab
lE8_Q *ev <script language="javascript" for="document" event="onkeydown">
Vf=,@7 if(event.keyCode==13 && event.srcElement.type!=’button’ && event.srcElement.type!=’submit’ && event.srcElement.type!=’reset’ && event.srcElement.type!=’’&& event.srcElement.type!=’textarea’);
l\d[S] event.keyCode=9;
E33x)CP </script>
6wXy;!2 T]b&[?p|a[ onkeydown="if(event.keyCode==13) event.keyCode=9"
_.%g'=14f n3 Rf:j^R 14.DataGrid超级连接列
yD8Qy+6L DataNavigateUrlField="字段名" DataNavigateUrlFormatString="
http://xx/inc/delete.aspx?ID={0}"
8p1:dTI5Pb ,JPDPI/a 15.DataGrid行随鼠标变色
#$!^1yO private void DGzf_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
?g0dr?H {
u^x<xw6f if (e.Item.ItemType!=ListItemType.Header)
Qp2~ `hD {
m"AyO"}I5 e.Item.Attributes.Add( "onmouseout","this.style.backgroundColor=\""+e.Item.Style["BACKGROUND-COLOR"]+"\"");
uv{*f)j/d e.Item.Attributes.Add( "onmouseover","this.style.backgroundColor=\""+ "#EFF3F7"+"\"");
wWq-zGH|&