1. 打开新的窗口并传送参数:
Uhh[le2 % 502(CO> 传送参数:
Y(rQ032s response.write("<script>window.open(’*.aspx?id="+this.DropDownList1.SelectIndex+"&id1="+...+"’)</script>")
(0 t{ Dy. |bUB!f 接收参数:
E"BW-<_! string a = Request.QueryString("id");
S?v;+3TG string b = Request.QueryString("id1");
\J(~
Nv5! nSo.,72 2.为按钮添加对话框
2i6P<&@ Button1.Attributes.Add("onclick","return confirm(’确认?’)");
{yf,:5 button.attributes.add("onclick","if(confirm(’are you sure...?’)){return true;}else{return false;}")
Gv)*[7 T` v 3.删除表格选定记录
hZ<FCY,/? int intEmpID = (int)MyDataGrid.DataKeys[e.Item.ItemIndex];
%:l\Vhhz string deleteCmd = "DELETE from Employee where emp_id = " + intEmpID.ToString()
C&d,|e "\ ,bzgjw+R5 4.删除表格记录警告
8_D:#i private void DataGrid_ItemCreated(Object sender,DataGridItemEventArgs e)
^|rzqXW {
9Y# vKb{> switch(e.Item.ItemType)
:WH0=Bieh {
w{;bvq%lY case ListItemType.Item :
fH,h\0 case ListItemType.AlternatingItem :
PR7bu%Y*eD case ListItemType.EditItem:
=hh,yi TableCell myTableCell;
@&G
%cW( myTableCell = e.Item.Cells[14];
bsc b LinkButton myDeleteButton ;
aFrZ
;_ myDeleteButton = (LinkButton)myTableCell.Controls[0];
0_>1CW+X myDeleteButton.Attributes.Add("onclick","return confirm(’您是否确定要删除这条信息’);");
f]Z9= break;
kbz+6LcV default:
2U+wiE| break;
,5*<C'9 }
R<h:>.M "wV7PSbM }
uZ1G,9 "[L+LPET 5.点击表格行链接另一页
Jn0L_@ private void grdCustomer_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
Fok`-U {
LwQYO'X //点击表格打开
`$;%%/tx if (e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
1RQM-0W, e.Item.Attributes.Add("onclick","window.open(’Default.aspx?id=" + e.Item.Cells[0].Text + "’);");
,8p-EH }
S^e e<%- #{bT=:3a 双击表格连接到另一页
+>mU4Fwp Z79Y$d>G<E 在itemDataBind事件中
%.IW H9P7 if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
7&|&y
SCu {
d5LL(
" string OrderItemID =e.item.cells[1].Text;
[DSzhi] ...
J72kjj&C e.item.Attributes.Add("ondblclick", "location.href=’../ShippedGrid.aspx?id=" + OrderItemID + "’");
8+_e= _3R }
%8%0l*n'
3AuLRI 双击表格打开新一页
L{6Vi&I84[ if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
R/c-sV {
Wzh#dO?7 string OrderItemID =e.item.cells[1].Text;
NydoX9 ...
NzID[8` e.item.Attributes.Add("ondblclick", "open(’../ShippedGrid.aspx?id=" + OrderItemID + "’)");
);z/
@Q }
c30kb 2;ogkPv ' ★特别注意:【?id=】 处不能为 【?id =】
~ln96*)M; 6.表格超连接列传递参数
5m6I:s`pK <asp:HyperLinkColumn Target="_blank" headertext="ID号" DataTextField="id" NavigateUrl="aaa.aspx?id=’
s)~H_, <%# DataBinder.Eval(Container.DataItem, "数据字段1")%>’ & name=’<%# DataBinder.Eval(Container.DataItem, "数据字段2")%>’ />
/$ueLa D
z>7.'3 7.表格点击改变颜色
7LW%:0 if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
$xj>j {
euh rEjwkH e.Item.Attributes.Add("onclick","this.style.backgroundColor=’#99cc00’;
\" =@uqar2 this.style.color=’buttontext’;this.style.cursor=’default’;");
`Yu4h+T }
8bEii1EM { r8H5X 写在DataGrid的_ItemDataBound里
oJ}$ /_ if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
<m?/yREK2 {
dy0xz5N- e.Item.Attributes.Add("onmouseover","this.style.backgroundColor=’#99cc00’;
y"0!7^ this.style.color=’buttontext’;this.style.cursor=’default’;");
q&k?$rn e.Item.Attributes.Add("onmouseout","this.style.backgroundColor=’’;this.style.color=’’;");
3)py|W%X$ }
Ba|76OBRJ $k3l[@;hE 71yf+xL 8.关于日期格式
`>}e 5 Zo5.Yse 日期格式设定
..ht)Gex DataFormatString="{0:yyyy-MM-dd}"
bU"2D.k a<Ptm(, 我觉得应该在itembound事件中
jP"='6Vrw e.items.cell["你的列"].text=DateTime.Parse(e.items.cell["你的列"].text.ToString("yyyy-MM-dd"))
a
s?)6 yy3-Xu4 9.获取错误信息并到指定页面
>9]i#So^ 4ze4{a^ 不要使用Response.Redirect,而应该使用Server.Transfer
L {i|OK^e Rlf#)4 e.g
ZzO.s$ // in global.asax
\>XkK<ye protected void Application_Error(Object sender, EventArgs e) {
6~6*(s|]A if (Server.GetLastError() is HttpUnhandledException)
6Yx/m Server.Transfer("MyErrorPage.aspx");
{f)"F;]V j%s:d(H` //其余的非HttpUnhandledException异常交给ASP.NET自己处理就okay了 :)
< G:G/ }
ob.=QQQs
w!^{Q'/,Q 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
PP)-g0^@ W[tX%B 10.清空Cookie
::rKW*? Cookie.Expires=[DateTime];
-}*YfwK Response.Cookies("UserName").Expires = 0
MXU8QVSY" lAPvphO 11.自定义异常处理
L9)nRV8 //自定义异常处理类
vb Mv8Nk using System;
];o[Yn'>o using System.Diagnostics;
/F6=iHK(l h/n&&J namespace MyAppException
>)PcK {
;O7<lF\7o /// <summary>
9i+SU|;j /// 从系统异常类ApplicationException继承的应用程序异常处理类。
w[wrZ:[ /// 自动将异常内容记录到Windows NT/2000的应用程序日志
RBzBR)@5 /// </summary>
U:
Q&sq8U public class AppException:System.ApplicationException
VlQaT7Q {
n~NOqvT < public AppException()
a5xp[TlXn. {
`[Xff24(eb if (ApplicationConfiguration.EventLogEnabled)LogEvent("出现一个未知错误。");
A5> ,e| }
m2"~.iM8 n XOJ public AppException(string message)
Z6`[dAo {
2oFHP_HVfu LogEvent(message);
As7Y4w* + }
H#;-(`F 1tQl^>r16 public AppException(string message,Exception innerException)
?N*|S)BN {
r8E)GBH-| LogEvent(message);
AR-&c 3o if (innerException != null)
Xy(o0/7F9 {
u`vOKajpH$ LogEvent(innerException.Message);
7 a}qnk% }
Z>H
y+Q4 }
dLMKfh/4Q 2,X~a;+ //日志记录类
Sc zYL?w^ using System;
GwoN= using System.Configuration;
le-Q&* using System.Diagnostics;
24
i00s|# using System.IO;
A<VNttgG using System.Text;
amn\#_( using System.Threading;
*g<D p2` n_/_Y>{M0 namespace MyEventLog
hVB^: {
P+~{q.|._c /// <summary>
vA*Ud;%R /// 事件日志记录类,提供事件日志记录支持
MZX-<p+ /// <remarks>
}G#TYF} /// 定义了4个日志记录方法 (error, warning, info, trace)
3i'L5f67 /// </remarks>
Xn'{g /// </summary>
26,!HmtC public class ApplicationLog
|h; _r& {
u!As?AD. /// <summary>
D^knN-nZ* /// 将错误信息记录到Win2000/NT事件日志中
,wN>,( /// <param name="message">需要记录的文本信息</param>
?m?DAd~ZY /// </summary>
02_%a1g public static void WriteError(String message)
#FBq8iJ {
<Yk#MeiEp WriteLog(TraceLevel.Error, message);
<y}`PmIM I }
L+&eY?A OXs-gC{b /// <summary>
c.u$NnDU6 /// 将警告信息记录到Win2000/NT事件日志中
wYrb P11 /// <param name="message">需要记录的文本信息</param>
m|)Mc VV /// </summary>
-4&SYCw public static void WriteWarning(String message)
f"j"ZM{~U {
:i&ZMH,O WriteLog(TraceLevel.Warning, message);
jcWv&u| }
w{t2Oo6Q0+ _BV'J92. /// <summary>
ZV`D} CQ /// 将提示信息记录到Win2000/NT事件日志中
%C!u/:.Kv /// <param name="message">需要记录的文本信息</param>
!?o661+b /// </summary>
1{8SKfMdP public static void WriteInfo(String message)
PyD'lsV
{
vPn( ~d_ WriteLog(TraceLevel.Info, message);
e[HP]$\ }
Tkhu, /// <summary>
Su0[f/4m.Q /// 将跟踪信息记录到Win2000/NT事件日志中
$\|$ekil4 /// <param name="message">需要记录的文本信息</param>
p1
9j /// </summary>
"-'w,g public static void WriteTrace(String message)
$W46!U3 {
)pS1yYLj WriteLog(TraceLevel.Verbose, message);
06 kjJ4 }
`[<j5(T G] -$fz /// <summary>
.`OyC' /// 格式化记录到事件日志的文本信息格式
b{C3r3B8 /// <param name="ex">需要格式化的异常对象</param>
5JE8/CbH /// <param name="catchInfo">异常信息标题字符串.</param>
R$<LEwjSw /// <retvalue>
8,BNs5 /// <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 q"F#,* /// </retvalue>
:h 1-i /// </summary>
>;N0( xB public static String FormatException(Exception ex, String catchInfo)
3le/(=&1 {
,!BiB* StringBuilder strBuilder = new StringBuilder();
h\k!X/ if (catchInfo != String.Empty)
GoI3hp( {
]bG8DEwD strBuilder.Append(catchInfo).Append("\r\n");
`zNvZm -E }
p!MOp-;- strBuilder.Append(ex.Message).Append("\r\n").Append(ex.StackTrace);
}xx[=t=nUf return strBuilder.ToString();
IS`1}i$1% }
Ixhe86-:T NrE&w H: /// <summary>
t>J 43 /// 实际事件日志写入方法
ANNfL9:Jy /// <param name="level">要记录信息的级别(error,warning,info,trace).</param>
OAu?F}O /// <param name="messageText">要记录的文本.</param>
}LDH/#
u /// </summary>
_7(>0GY private static void WriteLog(TraceLevel level, String messageText)
aHosu=NK {
Ctpr. try
#%4-zNS {
jg]_'^pVzr EventLogEntryType LogEntryType;
[:x^ffs switch (level)
)1%l$W {
>5{Z'UWxh case TraceLevel.Error:
lHBk&UN' LogEntryType = EventLogEntryType.Error;
3;(6tWWLT break;
@|:_ ? case TraceLevel.Warning:
#/NZ0IbHk LogEntryType = EventLogEntryType.Warning;
ozZW7dveU break;
!Pf_he case TraceLevel.Info:
T6[];|%W LogEntryType = EventLogEntryType.Information;
F6*n,[5( break;
yUF<qB case TraceLevel.Verbose:
-s`/5kD LogEntryType = EventLogEntryType.SuccessAudit;
-/:N&6eRb break;
S}Wj+H;
default:
qJ=4HlLno LogEntryType = EventLogEntryType.SuccessAudit;
:- B,Q3d break;
zY\pZG }
1ID0'j$ 7mipj] EventLog eventLog = new EventLog("Application", ApplicationConfiguration.EventLogMachineName, ApplicationConfiguration.EventLogSourceName );
]sBSLEie
' //写入事件日志
c:0nOP eventLog.WriteEntry(messageText, LogEntryType);
UPs*{m !424K-nW }
^nu~q+:+# catch {} //忽略任何异常
i1]*5;q }
$Q,Fr;
B } //class ApplicationLog
} 5~|h% }
nUi
4!|r 5[.Dlpa'7 12.Panel 横向滚动,纵向自动扩展
F-?K]t# <asp:panel style="overflow-x:scroll;overflow-y:auto;"></asp:panel>
iUl5yq .4c* _$ 13.回车转换成Tab
YPQ&hEu0 <script language="javascript" for="document" event="onkeydown">
TfaL5evio if(event.keyCode==13 && event.srcElement.type!=’button’ && event.srcElement.type!=’submit’ && event.srcElement.type!=’reset’ && event.srcElement.type!=’’&& event.srcElement.type!=’textarea’);
L>~wcoB event.keyCode=9;
3+mC96wN </script>
OOy]:t4 / ~Zbr7zVn onkeydown="if(event.keyCode==13) event.keyCode=9"
J0BA@jH5 %$/t`'&o- 14.DataGrid超级连接列
hu (h' DataNavigateUrlField="字段名" DataNavigateUrlFormatString="
http://xx/inc/delete.aspx?ID={0}"
bD_|n!3 TwBwqQ)t 15.DataGrid行随鼠标变色
b/IT8Cm3 private void DGzf_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
E/mp.f2! {
.LDK+c if (e.Item.ItemType!=ListItemType.Header)
tbHU(#~ {
~1xln?Q e.Item.Attributes.Add( "onmouseout","this.style.backgroundColor=\""+e.Item.Style["BACKGROUND-COLOR"]+"\"");
_-aQ.p ?T e.Item.Attributes.Add( "onmouseover","this.style.backgroundColor=\""+ "#EFF3F7"+"\"");
!Z978Aub3& }
>e y.7YG }
}%_h|N R I Bj9kd 16.模板列
OfC0lb:c <ASP:TEMPLATECOLUMN visible="False" sortexpression="demo" headertext="ID">
s&