1. 打开新的窗口并传送参数:
"9[K k3m|I*_\L 传送参数:
Q<L.!%vu} response.write("<script>window.open(’*.aspx?id="+this.DropDownList1.SelectIndex+"&id1="+...+"’)</script>")
,EgIH%*g {-rK:*yP'u 接收参数:
-=E/_c; string a = Request.QueryString("id");
yG0Wr=/<? string b = Request.QueryString("id1");
mI=^7'Mk b'$j* N 2.为按钮添加对话框
;8~`fK Button1.Attributes.Add("onclick","return confirm(’确认?’)");
XR^VRn6O button.attributes.add("onclick","if(confirm(’are you sure...?’)){return true;}else{return false;}")
A
a2*f[ r +]
J {k 3.删除表格选定记录
blZiz2F int intEmpID = (int)MyDataGrid.DataKeys[e.Item.ItemIndex];
(n-8p6x( string deleteCmd = "DELETE from Employee where emp_id = " + intEmpID.ToString()
IbpE@C N(?yOB4gt 4.删除表格记录警告
%iI0JF*Ez private void DataGrid_ItemCreated(Object sender,DataGridItemEventArgs e)
Z6&s 6MF {
=+{.I,g}g@ switch(e.Item.ItemType)
`8F%bc54iw {
ZkYc9!anY case ListItemType.Item :
>GiM?*cC case ListItemType.AlternatingItem :
?6
case ListItemType.EditItem:
#K7i<Bf TableCell myTableCell;
!MB % myTableCell = e.Item.Cells[14];
&7 }!U LinkButton myDeleteButton ;
-[#Mx}% myDeleteButton = (LinkButton)myTableCell.Controls[0];
vd-`?/,|| myDeleteButton.Attributes.Add("onclick","return confirm(’您是否确定要删除这条信息’);");
k@5,6s:
break;
NDB ]8C default:
yZ,k8TJ", break;
`n:IXD5' }
,{c9Lv%@J #VC^><)3 }
(j u-r*0 RR:m<9l 5.点击表格行链接另一页
[pbX_ private void grdCustomer_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
T\:3(+uK {
xIF
z@9+k //点击表格打开
asR6,k if (e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
K0]'v>AWr e.Item.Attributes.Add("onclick","window.open(’Default.aspx?id=" + e.Item.Cells[0].Text + "’);");
w\;=3C` }
?ZSG4La\ &a8#qv"l 双击表格连接到另一页
I
TJ>[c]x `sN3iD!@R 在itemDataBind事件中
w2~(/RgO if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
o lNL|WJ`w {
`h S<F"
j string OrderItemID =e.item.cells[1].Text;
8N(bLGUG ...
bF'~&<c e.item.Attributes.Add("ondblclick", "location.href=’../ShippedGrid.aspx?id=" + OrderItemID + "’");
76)(G/ }
j:|60hDz^ d\, 4Wet;# 双击表格打开新一页
UL[4sv6\9 if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
~`hI|i<] {
R*TCoEKO string OrderItemID =e.item.cells[1].Text;
8N6a= [fv< ...
^lu)'z%6 e.item.Attributes.Add("ondblclick", "open(’../ShippedGrid.aspx?id=" + OrderItemID + "’)");
AnPm5i. }
/[[zAq{OA N)RWC7th{ ★特别注意:【?id=】 处不能为 【?id =】
_OcgD< 6.表格超连接列传递参数
}QncTw0 <asp:HyperLinkColumn Target="_blank" headertext="ID号" DataTextField="id" NavigateUrl="aaa.aspx?id=’
fB"3R-H?O <%# DataBinder.Eval(Container.DataItem, "数据字段1")%>’ & name=’<%# DataBinder.Eval(Container.DataItem, "数据字段2")%>’ />
S#+G?I3w K4n1#]8i 7.表格点击改变颜色
&tD`~ if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
?9!tMRb {
N)
{ e.Item.Attributes.Add("onclick","this.style.backgroundColor=’#99cc00’;
;lX:EU this.style.color=’buttontext’;this.style.cursor=’default’;");
D{.%Dr? }
@D"#B@j HcHfwLin0 写在DataGrid的_ItemDataBound里
%8$JL=c if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
^i-%FY_i5} {
\9se~tAl3 e.Item.Attributes.Add("onmouseover","this.style.backgroundColor=’#99cc00’;
jXi<ZJ this.style.color=’buttontext’;this.style.cursor=’default’;");
ynM{hN.+ H e.Item.Attributes.Add("onmouseout","this.style.backgroundColor=’’;this.style.color=’’;");
o^&;
`XOd }
N,'JQch},8 gyCb\y+\a
|J(] 8.关于日期格式
mu"]B] .j}u'!LKul 日期格式设定
Rdt8jY6F/ DataFormatString="{0:yyyy-MM-dd}"
;%dkwKO i'e^[oZ 我觉得应该在itembound事件中
;\<?LTp/r e.items.cell["你的列"].text=DateTime.Parse(e.items.cell["你的列"].text.ToString("yyyy-MM-dd"))
Z(as@gjH `t!iknOQ$ 9.获取错误信息并到指定页面
aGpRdF1;! zo} SS[ 不要使用Response.Redirect,而应该使用Server.Transfer
4#2iL+
~BS*x+M e.g
~iwEhF // in global.asax
AF3t#)q protected void Application_Error(Object sender, EventArgs e) {
M8cLh!! if (Server.GetLastError() is HttpUnhandledException)
_"0n.JQg Server.Transfer("MyErrorPage.aspx");
y\0^c5} t_]UseP$RF //其余的非HttpUnhandledException异常交给ASP.NET自己处理就okay了 :)
|!!E5osXq }
/mD KQ< (sqS(xIY Redirect会导致post-back的产生从而丢失了错误信息,所以页面导向应该直接在服务器端执行,这样就可以在错误处理页面得到出错信息并进行相应的处理
XIjSwR kYJ GE5@XT 10.清空Cookie
m]"YR_ Cookie.Expires=[DateTime];
C4 Wdt Response.Cookies("UserName").Expires = 0
3Vw%[+lY9 YSa:"A 11.自定义异常处理
hq,;H40%/ //自定义异常处理类
[tD*\\IA using System;
iBo-ANnK9 using System.Diagnostics;
Uw&+zJ <q[*kr namespace MyAppException
'E&K%/d {
~:t2@z4p /// <summary>
p\-.DRwT` /// 从系统异常类ApplicationException继承的应用程序异常处理类。
oC7#6W:@w /// 自动将异常内容记录到Windows NT/2000的应用程序日志
_ZS<zQ' /// </summary>
t9`NCng
5 public class AppException:System.ApplicationException
dhVwS$O ) {
<}mT[;:" public AppException()
@tj0Ir v {
8OFrW.>[ if (ApplicationConfiguration.EventLogEnabled)LogEvent("出现一个未知错误。");
ZcWl{e4 }
Y}?@Pm drz
E,6E-9 public AppException(string message)
rk. UW {
\FKIEg+(2 LogEvent(message);
6op\g].P }
XdS<51 C $ 1dI public AppException(string message,Exception innerException)
|Q I3H]T7 {
+;!w;t LogEvent(message);
WX=+\`NyJ( if (innerException != null)
P)\f\yb {
4Dd9cG,lN LogEvent(innerException.Message);
RsOK5XnQn }
"LxJPt\ }
@2$8o]et l|fd, //日志记录类
>L;O, {Px- using System;
Ucy9fM using System.Configuration;
;C{_T:LS using System.Diagnostics;
*AA1e}R{B using System.IO;
#rC/y0niH using System.Text;
\bsm#vY, using System.Threading;
ibAA:I,d gU%GM namespace MyEventLog
:Aa^afjJw {
lxz %bC@ /// <summary>
e5/_Vga /// 事件日志记录类,提供事件日志记录支持
.o8Gi*PEY /// <remarks>
1k~jVC2VA /// 定义了4个日志记录方法 (error, warning, info, trace)
8xv\Zj + /// </remarks>
o{hKt? /// </summary>
i:$g1 public class ApplicationLog
;8v5 qz {
( 0h]<7 /// <summary>
i~9)Hz;! /// 将错误信息记录到Win2000/NT事件日志中
Cn<kl^!Q- /// <param name="message">需要记录的文本信息</param>
|S8pq4eKJ_ /// </summary>
C,]Ec2 public static void WriteError(String message)
GGuLxc?( {
3TtW2h>M WriteLog(TraceLevel.Error, message);
h
P1|l }
#.='dSj gi6_la+ /// <summary>
K%k,- /// 将警告信息记录到Win2000/NT事件日志中
4<Y?#bm' /// <param name="message">需要记录的文本信息</param>
gf=*m"5 /// </summary>
Pn#Lymxh_a public static void WriteWarning(String message)
pZjFpd| {
[~o3S$C&7 WriteLog(TraceLevel.Warning, message);
-+=8&Wa }
Ygl!fC
4b {HU48v"W /// <summary>
Cnr48ukq /// 将提示信息记录到Win2000/NT事件日志中
TGLXvP&
\ /// <param name="message">需要记录的文本信息</param>
`otQ'e~+t /// </summary>
*k}d@j,*" public static void WriteInfo(String message)
~h/U ;Da {
UGMdWq WriteLog(TraceLevel.Info, message);
0#7dm9 }
o(zg_!P /// <summary>
L }mhMxOTi /// 将跟踪信息记录到Win2000/NT事件日志中
x9e
9$ww} /// <param name="message">需要记录的文本信息</param>
<*+MBF /// </summary>
%xRS9A4 public static void WriteTrace(String message)
^n]s}t}csV {
lrzW H0Q WriteLog(TraceLevel.Verbose, message);
3{l"E(qqZ }
0{yx*}. ^PI49iB /// <summary>
9s)oC$\ /// 格式化记录到事件日志的文本信息格式
`jHGNi /// <param name="ex">需要格式化的异常对象</param>
fjFy$NX&> /// <param name="catchInfo">异常信息标题字符串.</param>
=jN]ckn /// <retvalue>
WToAT;d2h /// <para>格式后的异常信息字符串,包括异常内容和跟踪堆栈.</para>
]*|K8&jxl /// </retvalue>
||4Dtg
K /// </summary>
j$^]WRt public static String FormatException(Exception ex, String catchInfo)
5ZVTI,4K {
k.ZfjX" StringBuilder strBuilder = new StringBuilder();
-{h[W bf if (catchInfo != String.Empty)
C0%%@
2+ {
?2TH("hV$ strBuilder.Append(catchInfo).Append("\r\n");
Z7^}G=* }
#O
WSy'Qnt strBuilder.Append(ex.Message).Append("\r\n").Append(ex.StackTrace);
[;I8 ZVE return strBuilder.ToString();
[oj"Tn( }
SXEiyy[7v ht|r+v- /// <summary>
>`:+d'Jv0 /// 实际事件日志写入方法
66*o2D\Q*G /// <param name="level">要记录信息的级别(error,warning,info,trace).</param>
PwW @I~@> /// <param name="messageText">要记录的文本.</param>
'gGB-=yvbO /// </summary>
bv/b<N@4?$ private static void WriteLog(TraceLevel level, String messageText)
wO#+8js {
KB= z{g try
]YP?bP,: {
n1Jz49[r EventLogEntryType LogEntryType;
U6Ak" switch (level)
Pa}vmn1$ {
hbeC|_+ case TraceLevel.Error:
b nGA.b LogEntryType = EventLogEntryType.Error;
ho1F8TG= break;
b5Pn|5AVj case TraceLevel.Warning:
Q6K)EwN LogEntryType = EventLogEntryType.Warning;
Ie"R,,c break;
(4LLTf0 case TraceLevel.Info:
8; 8}Oq LogEntryType = EventLogEntryType.Information;
d3GK.8y_z break;
meR2"JN' case TraceLevel.Verbose:
?=kswf LogEntryType = EventLogEntryType.SuccessAudit;
*-_Npu6 break;
Qx;A; n!lw default:
7o. 'F LogEntryType = EventLogEntryType.SuccessAudit;
3U)8P6Fz break;
"tM/`:Qp }
Be+:-t) l i-YkaP EventLog eventLog = new EventLog("Application", ApplicationConfiguration.EventLogMachineName, ApplicationConfiguration.EventLogSourceName );
O 0#Jl8 //写入事件日志
9f,:j eventLog.WriteEntry(messageText, LogEntryType);
YW<2:1A| F6p1 VFs }
{%{GZ catch {} //忽略任何异常
cAS_?"V
a }
0K ?(xB } //class ApplicationLog
YHYB.H) }
DOe KW
y6}):| 12.Panel 横向滚动,纵向自动扩展
SK52.xXJ <asp:panel style="overflow-x:scroll;overflow-y:auto;"></asp:panel>
4Z}{hc\J F/sBr7I 13.回车转换成Tab
mx~sxYa <script language="javascript" for="document" event="onkeydown">
d&`j8O if(event.keyCode==13 && event.srcElement.type!=’button’ && event.srcElement.type!=’submit’ && event.srcElement.type!=’reset’ && event.srcElement.type!=’’&& event.srcElement.type!=’textarea’);
jm\#($gl= event.keyCode=9;
#Uh 5tc </script>
"ux]kfoT AvZ) 1( onkeydown="if(event.keyCode==13) event.keyCode=9"
Wg^cj:&`u )/"7$2Aoy 14.DataGrid超级连接列
p'~5[JR: DataNavigateUrlField="字段名" DataNavigateUrlFormatString="
http://xx/inc/delete.aspx?ID={0}"
x[UO1% _o- u9w&q^0dqG 15.DataGrid行随鼠标变色
Kdu\`c-lB private void DGzf_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
8F` {
*K'ej4"u if (e.Item.ItemType!=ListItemType.Header)
P*`xiTA {
/Ph&:n\4 e.Item.Attributes.Add( "onmouseout","this.style.backgroundColor=\""+e.Item.Style["BACKGROUND-COLOR"]+"\"");
.E#Sm?gK e.Item.Attributes.Add( "onmouseover","this.style.backgroundColor=\""+ "#EFF3F7"+"\"");
5Q` n6 x| }
(JW?azU }
-P>=WZu :-La
$I> 16.模板列
fhKiG%i'l <ASP:TEMPLATECOLUMN visible="False" sortexpression="demo" headertext="ID">
.To:tN# <ITEMTEMPLATE>
k &iDJt <ASP:LABEL text=’<%# DataBinder.Eval(Container.DataItem, "ArticleID")%>’ runat="server" width="80%" id="lblColumn" />
l-}5@D[ </ITEMTEMPLATE>
mwH!:f </ASP:TEMPLATECOLUMN>
"H<#91^| j#t8Krd] " <ASP:TEMPLATECOLUMN headertext="选中">
'-33iG <HEADERSTYLE wrap="False" horizontalalign="Center"></HEADERSTYLE>
'%C.([ <ITEMTEMPLATE>
m,C,<I|'d <ASP:CHECKBOX id="chkExport" runat="server" />
><Z3<7K9 </ITEMTEMPLATE>
zI_GdQNfN <EDITITEMTEMPLATE>
ih |Ky+ ! <ASP:CHECKBOX id="chkExportON" runat="server" enabled="true" />
aGb.
Lh9 </EDITITEMTEMPLATE>
F'FZ?*a </ASP:TEMPLATECOLUMN>
f~nt!$ puN=OX}C 后台代码
+'KE T, protected void CheckAll_CheckedChanged(object sender, System.EventArgs e)
8`2<g0V2 {
qlITQKGG //改变列的选定,实现全选或全不选。
\K~fRUo]=c CheckBox chkExport ;
P3tG#cJ if( CheckAll.Checked)
"%''k~UD4 {
ikN!ut foreach(DataGridItem oDataGridItem in MyDataGrid.Items)
[Am`5&J {
~vSAnjeR chkExport = (CheckBox)oDataGridItem.FindControl("chkExport");
jS3(> chkExport.Checked = true;
#z!Hb&Qi\ }
RB7AI!'a? }
4bev*[k else
$KWYe{# {
kgapTv>q foreach(DataGridItem oDataGridItem in MyDataGrid.Items)
z<%g
#bo {
PuZs5J3 chkExport = (CheckBox)oDataGridItem.FindControl("chkExport");
:q64K?X chkExport.Checked = false;
``|RO[+2 }
{{*]bGko }
15KV}){ }
bLEATT[ _gm?FxV: 17.数字格式化
n<<=sj$\! )w2K&Zr0 【<%#Container.DataItem("price")%>的结果是500.0000,怎样格式化为500.00?】
<2O7R}j7v <%#Container.DataItem("price","{0:¥#,##0.00}")%>
KBw9( r<X 4ER int i=123456;
-9>LvLU string s=i.ToString("###,###.00");
dG-or XQ3* 18.日期格式化
4Kn9*V mvq7G 【aspx页面内:<%# DataBinder.Eval(Container.DataItem,"Company_Ureg_Date")%>
daB l%a= 8HFXxpt[G 显示为: 2004-8-11 19:44:28
-*%!q$: /MqXwUbO 我只想要:2004-8-11 】
z {pC7e5 <%# DataBinder.Eval(Container.DataItem,"Company_Ureg_Date","{0:yyyy-M-d}")%>
a WeBav}_ >*= =wlOB 应该如何改?
q)V1{B@ %U5P} 【格式化日期】
xshArJ&A 8VuZ,!WH# 取出来,一般是object((DateTime)objectFromDB).ToString("yyyy-MM-dd");
!ASoXQRz g+ }s:9 【日期的验证表达式】
K6v
$#{$6 inPE/Ux A.以下正确的输入格式: [2004-2-29], [2004-02-29 10:29:39 pm], [2004/12/31]
wD6!#t k ^((\d{2}(([02468][048])|([13579][26]))[\-\/\s]?((((0?[13578])|(1[02]))[\-\/\s]?((0?[1-9])|([1-2][0-9])|(3[01])))|(((0?[469])|(11))[\-\/\s]?((0?[1-9])|([1-2][0-9])|(30)))|(0?2[\-\/\s]?((0?[1-9])|([1-2][0-9])))))|(\d{2}(([02468][1235679])|([13579][01345789]))[\-\/\s]?((((0?[13578])|(1[02]))[\-\/\s]?((0?[1-9])|([1-2][0-9])|(3[01])))|(((0?[469])|(11))[\-\/\s]?((0?[1-9])|([1-2][0-9])|(30)))|(0?2[\-\/\s]?((0?[1-9])|(1[0-9])|(2[0-8]))))))(\s(((0?[1-9])|(1[0-2]))\:([0-5][0-9])((\s)|(\:([0-5][0-9])\s))([AM|PM|am|pm]{2,2})))?$
|O(-CDQe z^rhgs?4 B.以下正确的输入格式:[0001-12-31], [9999 09 30], [2002/03/03]
h;%i/feFg ^\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]))$
Ln=>@ %l:|2s: 【大小写转换】
M U?{?5 HttpUtility.HtmlEncode(string);
=@JS88+ HttpUtility.HtmlDecode(string)
n</k/Mk} qcTmsMpj 19.如何设定全局变量
w53z*l>ek 6Q2orn[ Global.asax中
9p2>`L Any Zi' Application_Start()事件中
]l=O%Ev eu}Fd@GO 添加Application[属性名] = xxx;
B;GxfYj T9z4W]T 就是你的全局变量
fW.GNX8 ,@Fgr(?'`> 20.怎样作到HyperLinkColumn生成的连接后,点击连接,打开新窗口?
p@/(.uE M|UxE/ HyperLinkColumn有个属性Target,将器值设置成"_blank"即可.(Target="_blank")
YX ;n6~y j|[(*i%7| 【ASPNETMENU】点击菜单项弹出新窗口
4ZI!,lv* tw'hh@7-Y 在你的menuData.xml文件的菜单项中加入URLTarget="_blank",如:
?7yQ&