1. 打开新的窗口并传送参数:
$'A4RVVT ^ [X|As2 传送参数:
71k!k&Im response.write("<script>window.open(’*.aspx?id="+this.DropDownList1.SelectIndex+"&id1="+...+"’)</script>")
)CC?vV 5 `4}A%@& 接收参数:
kP!%|&w; string a = Request.QueryString("id");
Tm%$J string b = Request.QueryString("id1");
fs2mN1 XPHQAo[(s 2.为按钮添加对话框
itqQ)\W Button1.Attributes.Add("onclick","return confirm(’确认?’)");
90 button.attributes.add("onclick","if(confirm(’are you sure...?’)){return true;}else{return false;}")
1KeJd&e egZyng
pB 3.删除表格选定记录
V;>9&'Z3 int intEmpID = (int)MyDataGrid.DataKeys[e.Item.ItemIndex];
L
Yh@ u1p string deleteCmd = "DELETE from Employee where emp_id = " + intEmpID.ToString()
pchQ#GU 4o1Q7 4.删除表格记录警告
:0
W6uFNOU private void DataGrid_ItemCreated(Object sender,DataGridItemEventArgs e)
tx^92R2/
{
+Od1)_'\D3 switch(e.Item.ItemType)
*A~($ZtL {
K)<Wm,tON case ListItemType.Item :
b\SXZN)Be case ListItemType.AlternatingItem :
{ c v;w case ListItemType.EditItem:
6V'wQqJ TableCell myTableCell;
QRsqPh&- myTableCell = e.Item.Cells[14];
;Ri 3#*a= LinkButton myDeleteButton ;
:`:xP myDeleteButton = (LinkButton)myTableCell.Controls[0];
RpHpMtvNo/ myDeleteButton.Attributes.Add("onclick","return confirm(’您是否确定要删除这条信息’);");
<MPeh&_3# break;
f|-
m ^/y default:
/HB+ami, break;
(\Rwf}gyR }
C/mg46
v2W IV)^;i }
pY^pTWs( AC9{*K[ 5.点击表格行链接另一页
XHWh'G9 private void grdCustomer_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
J|n(dVen/ {
Jn@Z8%B@Z //点击表格打开
.yZK.[x4 if (e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
l\K% e.Item.Attributes.Add("onclick","window.open(’Default.aspx?id=" + e.Item.Cells[0].Text + "’);");
Cr'
!"F }
UJ7'JBT=k jK3giT 双击表格连接到另一页
T$: >* |?\gEY-Se 在itemDataBind事件中
qru2h #
if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
PYdIP\<V {
5."5IjZu string OrderItemID =e.item.cells[1].Text;
{F;,7Kn+l ...
' oBo| e.item.Attributes.Add("ondblclick", "location.href=’../ShippedGrid.aspx?id=" + OrderItemID + "’");
l'|E,N>X }
\BN|?r$a *,E; 双击表格打开新一页
^{),+S if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
[yO=S0 e {
uQeqnGp string OrderItemID =e.item.cells[1].Text;
m,\i ...
Zw2jezP@t e.item.Attributes.Add("ondblclick", "open(’../ShippedGrid.aspx?id=" + OrderItemID + "’)");
fp9rO}## }
W\HLal ;l$9gD>R ★特别注意:【?id=】 处不能为 【?id =】
n"(7dl? 6.表格超连接列传递参数
BmJkt3j." <asp:HyperLinkColumn Target="_blank" headertext="ID号" DataTextField="id" NavigateUrl="aaa.aspx?id=’
ZrFr`L5F; <%# DataBinder.Eval(Container.DataItem, "数据字段1")%>’ & name=’<%# DataBinder.Eval(Container.DataItem, "数据字段2")%>’ />
4O$ mR pgCd 7.表格点击改变颜色
A ?#]s if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
#.~ga7Q {
lo"j )Zt e.Item.Attributes.Add("onclick","this.style.backgroundColor=’#99cc00’;
+#0~:&!9 this.style.color=’buttontext’;this.style.cursor=’default’;");
pI
&o?n }
Bk&-1>cY Xwn3+tSIa 写在DataGrid的_ItemDataBound里
7rH'1U if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
[:Be[pLC {
%_>Tcm= e.Item.Attributes.Add("onmouseover","this.style.backgroundColor=’#99cc00’;
1#/6r : this.style.color=’buttontext’;this.style.cursor=’default’;");
g+e:@@ug e.Item.Attributes.Add("onmouseout","this.style.backgroundColor=’’;this.style.color=’’;");
[6O04"6K }
@XeEpDn] 9~=gwP 1Wv{xML" 8.关于日期格式
#]@9qPyn U?^OD 日期格式设定
lco~X DI DataFormatString="{0:yyyy-MM-dd}"
-&@]M>r@ IDj_l+?c 我觉得应该在itembound事件中
' Q\ @19 e.items.cell["你的列"].text=DateTime.Parse(e.items.cell["你的列"].text.ToString("yyyy-MM-dd"))
:*#rRQ>t >H$;Z$o*( 9.获取错误信息并到指定页面
o1e4.-xI FX7M4t#< 不要使用Response.Redirect,而应该使用Server.Transfer
>J.Qm0TY( <F ew<r2 e.g
\xF;{}v // in global.asax
{z=j_;<] protected void Application_Error(Object sender, EventArgs e) {
Ah*wQow if (Server.GetLastError() is HttpUnhandledException)
e"*BHvy F Server.Transfer("MyErrorPage.aspx");
R_7
6W& pG(Fz0b{ //其余的非HttpUnhandledException异常交给ASP.NET自己处理就okay了 :)
it~Z|$ }
5bXHz5i r)Or\HL 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
WPtMds4 )Ea8{m! 10.清空Cookie
Hc M~ Cookie.Expires=[DateTime];
J6DnPaw-G Response.Cookies("UserName").Expires = 0
Yhe+u\vGs\ "2%>M 11.自定义异常处理
6eM6[ //自定义异常处理类
k'g$2 using System;
p<q].^M using System.Diagnostics;
c&
3#-DNI <8f(eP\*F namespace MyAppException
NaF(\j {
U7E /// <summary>
'5AvT:
^u /// 从系统异常类ApplicationException继承的应用程序异常处理类。
.?B{GnB> /// 自动将异常内容记录到Windows NT/2000的应用程序日志
\<X2ns@Tf /// </summary>
ln fm0 public class AppException:System.ApplicationException
-xz|ayn {
_r]nJEF5 public AppException()
<>]1Y$^Y {
pL! a if (ApplicationConfiguration.EventLogEnabled)LogEvent("出现一个未知错误。");
IJ0#iA. T }
'[Xl>Z[ 0potz]} public AppException(string message)
V`[P4k+b {
|gW
LogEvent(message);
(|dPeix| }
Qo.Uqz.C alc] public AppException(string message,Exception innerException)
DKTD Z* {
%MbyKz:X LogEvent(message);
L@nebT;\' if (innerException != null)
{M[~E|@D {
zFywC-my@ LogEvent(innerException.Message);
, |l@j% }
jQ?LHUE }
#sZIDn J# %&tb9_T)d //日志记录类
.1LPlZ using System;
gJh}CrU- using System.Configuration;
2
Kla8 using System.Diagnostics;
Sl"BK0:%7 using System.IO;
K^aj@2K{ using System.Text;
}"n7~| using System.Threading;
qi&D+~Gv! U;pe: namespace MyEventLog
1M+oTIN {
N 'i,> /// <summary>
IM=+3W;ak /// 事件日志记录类,提供事件日志记录支持
%l]Rh/VPn? /// <remarks>
mB`D}g$ /// 定义了4个日志记录方法 (error, warning, info, trace)
MxTmWsaW /// </remarks>
]-:1se /// </summary>
doM?8C#` public class ApplicationLog
\Tyf *:_F> {
Ig9d#c /// <summary>
O#:&*Mv /// 将错误信息记录到Win2000/NT事件日志中
bK4&=#Zh /// <param name="message">需要记录的文本信息</param>
x,\!DLq:p /// </summary>
R*bmu public static void WriteError(String message)
4sIXO {
NI.`mc6Xd WriteLog(TraceLevel.Error, message);
i4<BDX5 }
*T1~)z}j< =Dk7RKoHF /// <summary>
@\jQoaLT$_ /// 将警告信息记录到Win2000/NT事件日志中
yj
zK.dM /// <param name="message">需要记录的文本信息</param>
~RInN+N# /// </summary>
@VK6JjIq public static void WriteWarning(String message)
ZdH1nX(Yh3 {
/c#l9&, WriteLog(TraceLevel.Warning, message);
! Mo`^t }
. :a<2sp6 TBnvV 5_ /// <summary>
K&dT(U /// 将提示信息记录到Win2000/NT事件日志中
DW|vMpU]u /// <param name="message">需要记录的文本信息</param>
$P nLG]X /// </summary>
2+:'0Krc public static void WriteInfo(String message)
,{8v4b- {
ne*#+Q{E WriteLog(TraceLevel.Info, message);
#wjH4DT }
YE\K<T
jH /// <summary>
'$[Di'*; /// 将跟踪信息记录到Win2000/NT事件日志中
H\#:,s {1 /// <param name="message">需要记录的文本信息</param>
")%r}:0 /// </summary>
3D_"yZ
public static void WriteTrace(String message)
){ gAj {
:gf;} WriteLog(TraceLevel.Verbose, message);
k. GA8=]> }
oHX$k{6 uR_F,Mp?%u /// <summary>
/_*>d) /// 格式化记录到事件日志的文本信息格式
wa ky<w, /// <param name="ex">需要格式化的异常对象</param>
X#ZgS!Mn /// <param name="catchInfo">异常信息标题字符串.</param>
V!&P(YO: /// <retvalue>
{/|qjkT&W /// <para>格式后的异常信息字符串,包括异常内容和跟踪堆栈.</para>
eFFc 9'o /// </retvalue>
v{y{sA /// </summary>
J(s;$PG public static String FormatException(Exception ex, String catchInfo)
{G*OR,HN {
h1f8ktF StringBuilder strBuilder = new StringBuilder();
j?-R]^-5 if (catchInfo != String.Empty)
7&+Ys {
FN?3XNp. strBuilder.Append(catchInfo).Append("\r\n");
5I' d PNf }
[@G`Afaf strBuilder.Append(ex.Message).Append("\r\n").Append(ex.StackTrace);
"U8S81' return strBuilder.ToString();
EB,4PEe: }
1'O0`Me># pM2a(\K,k^ /// <summary>
zF: j /// 实际事件日志写入方法
re`t ]gzb /// <param name="level">要记录信息的级别(error,warning,info,trace).</param>
<3Gqv9Y& /// <param name="messageText">要记录的文本.</param>
:=fvZA WD /// </summary>
l r~gG3 private static void WriteLog(TraceLevel level, String messageText)
hs(W;tR@W {
`@XehSQ try
Wi$dZOcSJ {
cj
g.lzYH EventLogEntryType LogEntryType;
.Dw,"VHP switch (level)
!9 f4R/ ? {
c-8!#~M( case TraceLevel.Error:
8\Hr5FqB( LogEntryType = EventLogEntryType.Error;
wC`
R>) break;
1mH\k5xu case TraceLevel.Warning:
2"&)W dm LogEntryType = EventLogEntryType.Warning;
zOB=aG?/ break;
Nfn(Xn*J- case TraceLevel.Info:
Ik~1:D]f LogEntryType = EventLogEntryType.Information;
Fn+?u break;
op @iGC+ case TraceLevel.Verbose:
&leK}je [ LogEntryType = EventLogEntryType.SuccessAudit;
DDeE(E break;
50n}my'2h default:
F]_cbM{8/ LogEntryType = EventLogEntryType.SuccessAudit;
a$JLc a break;
`hrQw)5?r }
XvKFPr0~ XsL#;a C EventLog eventLog = new EventLog("Application", ApplicationConfiguration.EventLogMachineName, ApplicationConfiguration.EventLogSourceName );
xs!p| //写入事件日志
JhX=l-? eventLog.WriteEntry(messageText, LogEntryType);
ln<]-)&C 6rX_-Mm6w }
Xy7Z38G catch {} //忽略任何异常
D7?C }
P8I*dvu _ } //class ApplicationLog
H%}IuHhN) }
x0Z5zV9 S$[k Q|Am 12.Panel 横向滚动,纵向自动扩展
H{(]9{ <asp:panel style="overflow-x:scroll;overflow-y:auto;"></asp:panel>
KnzsHli,~k YQ]\uT>}& 13.回车转换成Tab
6`\ya@ <script language="javascript" for="document" event="onkeydown">
]RIVc3?;$ if(event.keyCode==13 && event.srcElement.type!=’button’ && event.srcElement.type!=’submit’ && event.srcElement.type!=’reset’ && event.srcElement.type!=’’&& event.srcElement.type!=’textarea’);
xf,5R9g/ event.keyCode=9;
-]S.<8<$ </script>
G>z,#Xt ,Em$ !n onkeydown="if(event.keyCode==13) event.keyCode=9"
%b}gDWs _*6v|Ed? 14.DataGrid超级连接列
uk7'K 0j DataNavigateUrlField="字段名" DataNavigateUrlFormatString="
http://xx/inc/delete.aspx?ID={0}"
m*e YC ^^Jnv{) 15.DataGrid行随鼠标变色
=?
:@ private void DGzf_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
e/ s(ojDW {
DQXS$uBT if (e.Item.ItemType!=ListItemType.Header)
:c]`D> {
Q-eCHr) e.Item.Attributes.Add( "onmouseout","this.style.backgroundColor=\""+e.Item.Style["BACKGROUND-COLOR"]+"\"");
g,kzQ}_ e.Item.Attributes.Add( "onmouseover","this.style.backgroundColor=\""+ "#EFF3F7"+"\"");
cAuY4RV }
!#x= JX }
!GK$[9 q/gB<p9 16.模板列
G/?~\
}:s
<ASP:TEMPLATECOLUMN visible="False" sortexpression="demo" headertext="ID">
<{J5W6 <ITEMTEMPLATE>
>e&