1. 打开新的窗口并传送参数:
ON3~!Q) r7:4|6E 传送参数:
8DJoQl9 response.write("<script>window.open(’*.aspx?id="+this.DropDownList1.SelectIndex+"&id1="+...+"’)</script>")
pj'[
H t'Pn* 接收参数:
=I9RM9O< string a = Request.QueryString("id");
7pz #%Hf string b = Request.QueryString("id1");
sZPA(N? OM7EmMa; 2.为按钮添加对话框
Hk|wO:7Be Button1.Attributes.Add("onclick","return confirm(’确认?’)");
g~$cnU button.attributes.add("onclick","if(confirm(’are you sure...?’)){return true;}else{return false;}")
GZqy.AE, 4] I7t 3.删除表格选定记录
??`zW int intEmpID = (int)MyDataGrid.DataKeys[e.Item.ItemIndex];
],ISWb string deleteCmd = "DELETE from Employee where emp_id = " + intEmpID.ToString()
;l=ZW +(|
,Ke 4.删除表格记录警告
w+3-j private void DataGrid_ItemCreated(Object sender,DataGridItemEventArgs e)
v|u[BmA)*k {
m&8'O\$ switch(e.Item.ItemType)
3 At%TA: {
%FO#j 6 case ListItemType.Item :
Tf?|*P case ListItemType.AlternatingItem :
LYyOcb[x case ListItemType.EditItem:
&,~Oi(SX5 TableCell myTableCell;
aRF}FE,u myTableCell = e.Item.Cells[14];
]eZrb%B. LinkButton myDeleteButton ;
R<x~KJ11c myDeleteButton = (LinkButton)myTableCell.Controls[0];
pbePxOG myDeleteButton.Attributes.Add("onclick","return confirm(’您是否确定要删除这条信息’);");
4XXuj break;
OB5`a,5dI default:
>hmBV7nR break;
%oE3q>S$en }
S+&Bf ~~D #Rcb
iV*M }
Ves
x$!F# 5ki<1{aVtZ 5.点击表格行链接另一页
KI{B<S3*Z private void grdCustomer_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
h#rziZ( {
6Z3L=j //点击表格打开
u3ns-e if (e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
$UGX vCR e.Item.Attributes.Add("onclick","window.open(’Default.aspx?id=" + e.Item.Cells[0].Text + "’);");
#Z]l4d3{T }
Gg=Y}S7: "xKykSk 双击表格连接到另一页
?B~S4:9 z<9wh2*M 在itemDataBind事件中
bs=x>F if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
fTg^~XmJ {
+GqUI~a string OrderItemID =e.item.cells[1].Text;
%ryYa ...
YRm6~c e.item.Attributes.Add("ondblclick", "location.href=’../ShippedGrid.aspx?id=" + OrderItemID + "’");
E1-BB }
y)e8pPDG ]3iQpL 双击表格打开新一页
i917d@r( < if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
zBTyRL
l {
Dq G m string OrderItemID =e.item.cells[1].Text;
Ga1(T$|H ...
' (1`iQ; e.item.Attributes.Add("ondblclick", "open(’../ShippedGrid.aspx?id=" + OrderItemID + "’)");
iy\ 6e k1 }
qTUyax {gwJ>]z"e ★特别注意:【?id=】 处不能为 【?id =】
Xe7/ 6.表格超连接列传递参数
YA[\|I33 <asp:HyperLinkColumn Target="_blank" headertext="ID号" DataTextField="id" NavigateUrl="aaa.aspx?id=’
0<C]9[l <%# DataBinder.Eval(Container.DataItem, "数据字段1")%>’ & name=’<%# DataBinder.Eval(Container.DataItem, "数据字段2")%>’ />
&@h(6 QlCs,bT 7.表格点击改变颜色
aBonq]W if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
.>Fy ]Cqoh {
)UgLs|G~ e.Item.Attributes.Add("onclick","this.style.backgroundColor=’#99cc00’;
~SN * this.style.color=’buttontext’;this.style.cursor=’default’;");
^\ocH|D }
~ '/Yp8( c Y(2}Ay 写在DataGrid的_ItemDataBound里
\DC0` if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
:@8N${7`$A {
:7[20n}w e.Item.Attributes.Add("onmouseover","this.style.backgroundColor=’#99cc00’;
q71~Y:7f this.style.color=’buttontext’;this.style.cursor=’default’;");
jZ\a:K? e.Item.Attributes.Add("onmouseout","this.style.backgroundColor=’’;this.style.color=’’;");
5.3=2/ }
84eqT[I' Tz?0E"yx 70BLd(? 8.关于日期格式
3q*p#l~ Uop`) 日期格式设定
`!A<XiAOmM DataFormatString="{0:yyyy-MM-dd}"
]Ll<Z {oK4
u 我觉得应该在itembound事件中
Q^k\q e.items.cell["你的列"].text=DateTime.Parse(e.items.cell["你的列"].text.ToString("yyyy-MM-dd"))
;bhD:$NB X (AI
4a+ 9.获取错误信息并到指定页面
g`9`/ z+(V2?xcvt 不要使用Response.Redirect,而应该使用Server.Transfer
J70r` .L#U^H| e.g
bs9X4n5 // in global.asax
+9!=pRq protected void Application_Error(Object sender, EventArgs e) {
Cl>{vSN if (Server.GetLastError() is HttpUnhandledException)
j}fu|- Server.Transfer("MyErrorPage.aspx");
e"O c Z]\VOA> //其余的非HttpUnhandledException异常交给ASP.NET自己处理就okay了 :)
!xxdC
}
l1I\khS aoP=7d|K/ 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
QxI^Bx O; #qG/b1 10.清空Cookie
Hru~Y}V Cookie.Expires=[DateTime];
(@&+?A"6` Response.Cookies("UserName").Expires = 0
QRKr2:o{ 64R~ $km 11.自定义异常处理
?hh#@61
//自定义异常处理类
1@S(v L3a using System;
NwbX]pDT using System.Diagnostics;
EwX:^1f bD ADFitSo namespace MyAppException
:.bBV]6q {
tR`^c8gD /// <summary>
+Cg[!6[# /// 从系统异常类ApplicationException继承的应用程序异常处理类。
= Y`e?\#` /// 自动将异常内容记录到Windows NT/2000的应用程序日志
Lsb` ,: /// </summary>
7Z[6_WD3 public class AppException:System.ApplicationException
h51)kN: {
9T;DFUM public AppException()
d;FOmo4 {
*mtS\J if (ApplicationConfiguration.EventLogEnabled)LogEvent("出现一个未知错误。");
eRm 9LOp }
]r.95|V* wMvAm%}+ public AppException(string message)
fuao*L] {
~lH_d[ LogEvent(message);
:-)H
ty zf }
wx[Y2lUh6 $WICyI{$ public AppException(string message,Exception innerException)
# ;3v4P {
ki=]#]rg LogEvent(message);
fZka$
4 if (innerException != null)
vMv?
fE" {
'LW~_\ LogEvent(innerException.Message);
eB2a1<S&@ }
R.P|gk }
4IGn,D^ /n-!dXi //日志记录类
(JdZl2A. using System;
w gU2q| using System.Configuration;
XkRPD using System.Diagnostics;
YE;Tpji using System.IO;
R8N*. [ using System.Text;
Of.%rpgy using System.Threading;
bBg=X}9 %k i^XB86 namespace MyEventLog
!si}m~K!_ {
Q.i_?a /// <summary>
Tx:S{n7& /// 事件日志记录类,提供事件日志记录支持
]gjB%R[.m /// <remarks>
!>,XK!) /// 定义了4个日志记录方法 (error, warning, info, trace)
N4rDe]JnPR /// </remarks>
~.&PQE$DF /// </summary>
b;jr;I public class ApplicationLog
hywy(b3 {
n}L
Jt /// <summary>
kxWcWl8 /// 将错误信息记录到Win2000/NT事件日志中
ni~1)"U. /// <param name="message">需要记录的文本信息</param>
*c>B, /// </summary>
zr@HYl public static void WriteError(String message)
_MxKfah' {
B:rzM:BQ WriteLog(TraceLevel.Error, message);
4"~F }
Zg=jDPt} pKNrEq /// <summary>
*iiyU}x /// 将警告信息记录到Win2000/NT事件日志中
%@'[g]hk /// <param name="message">需要记录的文本信息</param>
P={8qln,X /// </summary>
vugGMP;D( public static void WriteWarning(String message)
:F`"CR^, {
Vqp3'=No WriteLog(TraceLevel.Warning, message);
N'n\_ x }
n@_aTY [oDu3Qn /// <summary>
e]zd6{g[m /// 将提示信息记录到Win2000/NT事件日志中
~ya@ YP]'; /// <param name="message">需要记录的文本信息</param>
EK2mJCC| /// </summary>
Aq;WQyZ2 public static void WriteInfo(String message)
RH~I/4e {
H7CWAQPfj WriteLog(TraceLevel.Info, message);
e+O502] }
:R1F\FT* /// <summary>
12LGWhDp /// 将跟踪信息记录到Win2000/NT事件日志中
nxhn|v /// <param name="message">需要记录的文本信息</param>
^?R8>97_? /// </summary>
8fWk C<f} public static void WriteTrace(String message)
\V%l.P4>e {
hQ\W~3S55 WriteLog(TraceLevel.Verbose, message);
bwyj[:6l }
N}CeQ'l[R .1YiNmW= /// <summary>
w^E$R /// 格式化记录到事件日志的文本信息格式
HyC826~-rI /// <param name="ex">需要格式化的异常对象</param>
@&9 ,0x /// <param name="catchInfo">异常信息标题字符串.</param>
RfQ*`^D /// <retvalue>
TxP8&!d /// <para>格式后的异常信息字符串,包括异常内容和跟踪堆栈.</para>
_"h1#E /// </retvalue>
ICD;a /// </summary>
$SfYO!n7Q public static String FormatException(Exception ex, String catchInfo)
/pQUu(~h_ {
,d@FO|G#pt StringBuilder strBuilder = new StringBuilder();
VI k]`)# if (catchInfo != String.Empty)
^SWV!rrg {
+j(7.6ia strBuilder.Append(catchInfo).Append("\r\n");
w)Z-, J }
kK_9I (7c strBuilder.Append(ex.Message).Append("\r\n").Append(ex.StackTrace);
=-E%vnU return strBuilder.ToString();
71G\b|5 }
^*'fDP* >)6k)$x%% /// <summary>
su0q 2. /// 实际事件日志写入方法
o]TKL'gW /// <param name="level">要记录信息的级别(error,warning,info,trace).</param>
]/[$3rPwZ /// <param name="messageText">要记录的文本.</param>
wo5fGQJ /// </summary>
~nRbb;M private static void WriteLog(TraceLevel level, String messageText)
i;fU],aK! {
nO
`R++ try
ub9,Wd"^ {
T;sF@? EventLogEntryType LogEntryType;
:=?od
0]W switch (level)
9s&dN {
j^m x , case TraceLevel.Error:
N?v}\ PU LogEntryType = EventLogEntryType.Error;
MnTqWC90 break;
tQ,3nI!|xF case TraceLevel.Warning:
gt\*9P
LogEntryType = EventLogEntryType.Warning;
a[ yyEgm2 break;
y`a]##1j$M case TraceLevel.Info:
mGh8/Xt LogEntryType = EventLogEntryType.Information;
/3j3'~0 break;
s[Whg!2~ case TraceLevel.Verbose:
j2s{rQQ LogEntryType = EventLogEntryType.SuccessAudit;
eOZ"kw"uHu break;
GQ6~Si2 default:
#'8'5b LogEntryType = EventLogEntryType.SuccessAudit;
,m[#<}xXA break;
O"9Or3w }
Bmv5yc+; Y*0j/91 EventLog eventLog = new EventLog("Application", ApplicationConfiguration.EventLogMachineName, ApplicationConfiguration.EventLogSourceName );
6kHuKxY, //写入事件日志
hxkwT eventLog.WriteEntry(messageText, LogEntryType);
~;vt{pk IVso/! }
$fAZ^ catch {} //忽略任何异常
:aR_f`KMm }
k-I U}|Xz } //class ApplicationLog
-=GmI1:=$4 }
u9j1>QU 4P?R "Lk 12.Panel 横向滚动,纵向自动扩展
YQ`88z <asp:panel style="overflow-x:scroll;overflow-y:auto;"></asp:panel>
( "wmc"qH ~F[JupU 13.回车转换成Tab
hVW1l&s <script language="javascript" for="document" event="onkeydown">
t#2szr+ if(event.keyCode==13 && event.srcElement.type!=’button’ && event.srcElement.type!=’submit’ && event.srcElement.type!=’reset’ && event.srcElement.type!=’’&& event.srcElement.type!=’textarea’);
\kP1 Jr event.keyCode=9;
Le2rc*T </script>
?*:BgaR_ +6s6QeNS8 onkeydown="if(event.keyCode==13) event.keyCode=9"
jE!?;} P1 {w mP 14.DataGrid超级连接列
r#B{j$Rw
DataNavigateUrlField="字段名" DataNavigateUrlFormatString="
http://xx/inc/delete.aspx?ID={0}"
juEH$7N! lyw)4;wt\ 15.DataGrid行随鼠标变色
gg@Ew4L& private void DGzf_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
s&M#]8x;x {
r#(*x 2~, if (e.Item.ItemType!=ListItemType.Header)
4[rX\?^e {
M3s:B& / e.Item.Attributes.Add( "onmouseout","this.style.backgroundColor=\""+e.Item.Style["BACKGROUND-COLOR"]+"\"");
,U.|+i{ e.Item.Attributes.Add( "onmouseover","this.style.backgroundColor=\""+ "#EFF3F7"+"\"");
0}9 }
#Yx
/ubg6 }
"ZP)[ [Rd
R'$1,ie 16.模板列
^zKP5nzL <ASP:TEMPLATECOLUMN visible="False" sortexpression="demo" headertext="ID">
XGAR8=tic <ITEMTEMPLATE>
uQ3W = <ASP:LABEL text=’<%# DataBinder.Eval(Container.DataItem, "ArticleID")%>’ runat="server" width="80%" id="lblColumn" />
VEx
) </ITEMTEMPLATE>
/ !aVv </ASP:TEMPLATECOLUMN>
GpXU&A'r { {+:Vy <ASP:TEMPLATECOLUMN headertext="选中">
ql7N\COoq <HEADERSTYLE wrap="False" horizontalalign="Center"></HEADERSTYLE>
&IP`j~b <ITEMTEMPLATE>
3bagL)'iz <ASP:CHECKBOX id="chkExport" runat="server" />
l} W">
yQ0 </ITEMTEMPLATE>
$fwj8S7$ <EDITITEMTEMPLATE>
}b+$S'`Bv <ASP:CHECKBOX id="chkExportON" runat="server" enabled="true" />
ggUw4w/e </EDITITEMTEMPLATE>
:.crES7<[X </ASP:TEMPLATECOLUMN>
c>+hY5?C H,;9' *84 后台代码
, RU protected void CheckAll_CheckedChanged(object sender, System.EventArgs e)
,"Nb;Yhg {
wLKC6@
W //改变列的选定,实现全选或全不选。
3 +8{Y CheckBox chkExport ;
U]"6KS
if( CheckAll.Checked)
t:%u4\nZ; {
dC?l%,W foreach(DataGridItem oDataGridItem in MyDataGrid.Items)
' pfkbmJ {
},,K6*P chkExport = (CheckBox)oDataGridItem.FindControl("chkExport");
@Uqcym. chkExport.Checked = true;
7W=s.Gy7G\ }
?tkd5kE }
UQq Qim else
6OZn7:)Y {
S+u@
Q} foreach(DataGridItem oDataGridItem in MyDataGrid.Items)
KP CZiu7 {
%Vhj<gN chkExport = (CheckBox)oDataGridItem.FindControl("chkExport");
Thuwme chkExport.Checked = false;
9G)fJr[c }
xpWY4Q }
&Y-jK < }
*a' I G!U
`8R 17.数字格式化
ad`7[fI =z#j9'n$@ 【<%#Container.DataItem("price")%>的结果是500.0000,怎样格式化为500.00?】
g3c,x kaO <%#Container.DataItem("price","{0:¥#,##0.00}")%>
Z@bKYfGM )|
F O> int i=123456;
A[H"(E#k string s=i.ToString("###,###.00");
@VnK/5opS rhC
x&L 18.日期格式化
z`!f'I--! 0>yuB gh 【aspx页面内:<%# DataBinder.Eval(Container.DataItem,"Company_Ureg_Date")%>
89ab?H}/ G3gEL)b* 显示为: 2004-8-11 19:44:28
d+]/0J!c n8o(>?Kw 我只想要:2004-8-11 】
e84O
6K6o <%# DataBinder.Eval(Container.DataItem,"Company_Ureg_Date","{0:yyyy-M-d}")%>
y)T|1) B1o*phM
g 应该如何改?
W"H(HA (
c +M"s 【格式化日期】
F+/#ugI )@6iQ 取出来,一般是object((DateTime)objectFromDB).ToString("yyyy-MM-dd");
w5q'M FLQ>,=O 【日期的验证表达式】
_.5ABE dQI6.$? A.以下正确的输入格式: [2004-2-29], [2004-02-29 10:29:39 pm], [2004/12/31]
moE!~IroG ^((\d{2}(([02468][048])|([13579][26]))[\-\/\s]?((((0?[13578])|(1[02]))[\-\/\s]?((0?[1-9])|([1-2][0-9])|(3[01])))|(((0?[469])|(11))[\-\/\s]?((0?[1-9])|([1-2][0-9])|(30)))|(0?2[\-\/\s]?((0?[1-9])|([1-2][0-9])))))|(\d{2}(([02468][1235679])|([13579][01345789]))[\-\/\s]?((((0?[13578])|(1[02]))[\-\/\s]?((0?[1-9])|([1-2][0-9])|(3[01])))|(((0?[469])|(11))[\-\/\s]?((0?[1-9])|([1-2][0-9])|(30)))|(0?2[\-\/\s]?((0?[1-9])|(1[0-9])|(2[0-8]))))))(\s(((0?[1-9])|(1[0-2]))\:([0-5][0-9])((\s)|(\:([0-5][0-9])\s))([AM|PM|am|pm]{2,2})))?$
gCaxZ~o ~y1k2n B.以下正确的输入格式:[0001-12-31], [9999 09 30], [2002/03/03]
?:#$btmn? ^\d{4}[\-\/\s]?((((0[13578])|(1[02]))[\-\/\s]?(([0-2][0-9])|(3[01])))|(((0[469])|(11))[\-\/\s]?(([0-2][0-9])|(30)))|(02[\-\/\s]?[0-2][0-9]))$
M8|kmF\B 6o~CX 【大小写转换】
'19kP. HttpUtility.HtmlEncode(string);
jUB`=d| HttpUtility.HtmlDecode(string)
.:iO$wjp5 Xd'B0kQaT 19.如何设定全局变量
?,
cI!c` p;)@R$* Global.asax中
VTn6@z_ x vO8CT-) Application_Start()事件中
Oox,4& Duq.`XO 添加Application[属性名] = xxx;
O[R
Z>hGqFZ0{ 就是你的全局变量
kI,O9z7A7 Te H_DVxj 20.怎样作到HyperLinkColumn生成的连接后,点击连接,打开新窗口?
Cf3<;Mp< -o YJ&r HyperLinkColumn有个属性Target,将器值设置成"_blank"即可.(Target="_blank")
9O-*iK Rzxkz 【ASPNETMENU】点击菜单项弹出新窗口
@Wd1+Yky 59k-,lyU, 在你的menuData.xml文件的菜单项中加入URLTarget="_blank",如:
TJs ~}&L <?xml version="1.0" encoding="GB2312"?>
{#&j