1. 打开新的窗口并传送参数:
j.g9O]pi [_3L 传送参数:
w4;1 (' response.write("<script>window.open(’*.aspx?id="+this.DropDownList1.SelectIndex+"&id1="+...+"’)</script>")
b^&nr[DC 2~!+EH
接收参数:
&&|c-mD+* string a = Request.QueryString("id");
QR[i9'`< string b = Request.QueryString("id1");
V?-OI> ^}<h_T?<_- 2.为按钮添加对话框
l'#a2Pl Button1.Attributes.Add("onclick","return confirm(’确认?’)");
)C#b83 button.attributes.add("onclick","if(confirm(’are you sure...?’)){return true;}else{return false;}")
1|H(q k`r`ZA(kQ- 3.删除表格选定记录
=o,6iJ^?$m int intEmpID = (int)MyDataGrid.DataKeys[e.Item.ItemIndex];
l#!6
tw+e? string deleteCmd = "DELETE from Employee where emp_id = " + intEmpID.ToString()
+Am\jsq KOVR=``"/ 4.删除表格记录警告
W< :7z private void DataGrid_ItemCreated(Object sender,DataGridItemEventArgs e)
4w(#`'I> {
8Rd*`]@[pk switch(e.Item.ItemType)
[UYE.$Y#( {
PG'+vl case ListItemType.Item :
kTS#>uS case ListItemType.AlternatingItem :
m7.6;k. case ListItemType.EditItem:
+{H0$4y TableCell myTableCell;
\WZ]'o6 myTableCell = e.Item.Cells[14];
7\ kixfEg LinkButton myDeleteButton ;
//-;uEO myDeleteButton = (LinkButton)myTableCell.Controls[0];
M%1wT9 myDeleteButton.Attributes.Add("onclick","return confirm(’您是否确定要删除这条信息’);");
(b;*8 break;
'mE!,KeS; default:
t(5PKD#~Dc break;
FKk.BA957h }
nY 50dFA, "/$2oYNy+ }
l5CFm8% x10u?@ 5.点击表格行链接另一页
"'*w_H0 private void grdCustomer_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
Ggp. %kS6F {
q;=! =aRg //点击表格打开
]Qh0+!SdG if (e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
^mCKRWOP' e.Item.Attributes.Add("onclick","window.open(’Default.aspx?id=" + e.Item.Cells[0].Text + "’);");
\LQ54^eB }
Q*8=^[x NaYr$` 双击表格连接到另一页
MXGz_Db4' &WoS(^ 在itemDataBind事件中
o@A|Lm. if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
#m36p+U {
h][$1b&B string OrderItemID =e.item.cells[1].Text;
%g{<EuK]p ...
gP:H_nVh e.item.Attributes.Add("ondblclick", "location.href=’../ShippedGrid.aspx?id=" + OrderItemID + "’");
Xi81?F?[ }
XmX{e.<NZ |Y]4PT#EE 双击表格打开新一页
y#)ad\ if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
?S~j2 J] {
kr>H,%3~ string OrderItemID =e.item.cells[1].Text;
M5T4{^i ...
T6fm`uL&L e.item.Attributes.Add("ondblclick", "open(’../ShippedGrid.aspx?id=" + OrderItemID + "’)");
rJ)8KY> }
OVa38Aucr3 9a3mN(< ★特别注意:【?id=】 处不能为 【?id =】
}+ZZO0 6.表格超连接列传递参数
U@<]>.$ <asp:HyperLinkColumn Target="_blank" headertext="ID号" DataTextField="id" NavigateUrl="aaa.aspx?id=’
U6yZKK <%# DataBinder.Eval(Container.DataItem, "数据字段1")%>’ & name=’<%# DataBinder.Eval(Container.DataItem, "数据字段2")%>’ />
Ee 15Y$1 (bo-JOOdY( 7.表格点击改变颜色
CKr5L if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
dE]yb|Ld {
k;xIo(: e.Item.Attributes.Add("onclick","this.style.backgroundColor=’#99cc00’;
x{#W84 this.style.color=’buttontext’;this.style.cursor=’default’;");
e|S_B*1*0 }
iFkXt<_A _2E* 写在DataGrid的_ItemDataBound里
s\3OqJo%) if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
fsz:A"0H {
9@yi
UX e.Item.Attributes.Add("onmouseover","this.style.backgroundColor=’#99cc00’;
Y;[+ ^J*a this.style.color=’buttontext’;this.style.cursor=’default’;");
vvmG46IgZ e.Item.Attributes.Add("onmouseout","this.style.backgroundColor=’’;this.style.color=’’;");
6Us*zKgW }
v2;'F dxK3462 P1I L] 8.关于日期格式
b[os0D95 RgTrj 日期格式设定
o%sx(g=q6 DataFormatString="{0:yyyy-MM-dd}"
XAw0Nn xmNs<mz 我觉得应该在itembound事件中
lmpBf{~ S e.items.cell["你的列"].text=DateTime.Parse(e.items.cell["你的列"].text.ToString("yyyy-MM-dd"))
9HBRWh6 $v0beN6MG 9.获取错误信息并到指定页面
caXSt2|' &$8YW]1M 不要使用Response.Redirect,而应该使用Server.Transfer
~zph,bk 6&s"
"J)3 e.g
/+ Q3JS( // in global.asax
8qWN~Gk1p{ protected void Application_Error(Object sender, EventArgs e) {
AOscewQ if (Server.GetLastError() is HttpUnhandledException)
((cRe6 Server.Transfer("MyErrorPage.aspx");
G%5ZG$as lXOT>$qR< //其余的非HttpUnhandledException异常交给ASP.NET自己处理就okay了 :)
qEajT"? }
{dXmSuO }(/\vTn*1 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
g=L80$1 ?{rpzrc!* 10.清空Cookie
cbaa*qoU Cookie.Expires=[DateTime];
O
=0j I Response.Cookies("UserName").Expires = 0
ViYfK7Z Vh'H =J 11.自定义异常处理
dBNx2T}_0 //自定义异常处理类
L5 Q^cY]p using System;
jHQnD]Hr using System.Diagnostics;
j`:D BO&)\ DuI>z?bS namespace MyAppException
/wT<p {
J1g+H2 /// <summary>
U\GuCw /// 从系统异常类ApplicationException继承的应用程序异常处理类。
,4H/>yPw /// 自动将异常内容记录到Windows NT/2000的应用程序日志
H?cJ'Q,5 /// </summary>
=>htX(k} public class AppException:System.ApplicationException
r<c&;* {
KGJ *h public AppException()
_:7:ixN[Ie {
kY^ k*-v if (ApplicationConfiguration.EventLogEnabled)LogEvent("出现一个未知错误。");
ae0t*;~ }
(d>}Fp DVz_;m6) public AppException(string message)
ODNZLCB~t {
gAr=fq-| LogEvent(message);
]8/g[Ii }
0,5)L\{
R hI 1or4V public AppException(string message,Exception innerException)
\dJOZ2J<z {
TX).*%f[r LogEvent(message);
N~~
sM"n if (innerException != null)
PnZC
I!Mw {
1\ Gxk& LogEvent(innerException.Message);
\[&&4CN{ }
i!;9A6D }
_"[Ls?tRX 6KDm#7J //日志记录类
qT~a`ou: using System;
i "d&U7Q using System.Configuration;
r1[c+Hy using System.Diagnostics;
#\Zr$?t|V using System.IO;
K$I`&M( using System.Text;
XNJ3.w:R using System.Threading;
Zygu/M6 6uIgyO*;k namespace MyEventLog
+E-CsNAZ*" {
$:RR1.Tv /// <summary>
{"c`k4R /// 事件日志记录类,提供事件日志记录支持
6/6{69tnr /// <remarks>
Vw]!Kb7tA /// 定义了4个日志记录方法 (error, warning, info, trace)
eY[kUMo /// </remarks>
j]C}S*`" /// </summary>
QJ +Ml public class ApplicationLog
1pAcaJzf {
\03ZE^H /// <summary>
#Q'#/\5 /// 将错误信息记录到Win2000/NT事件日志中
`j8pgnY>5~ /// <param name="message">需要记录的文本信息</param>
L7]o^p{g}Q /// </summary>
'0w</g public static void WriteError(String message)
0*E_D {
Q^bYx (r5w WriteLog(TraceLevel.Error, message);
J`[gE`d }
83J63Xa SHT` /// <summary>
![9$ru /// 将警告信息记录到Win2000/NT事件日志中
[}!0PN?z~A /// <param name="message">需要记录的文本信息</param>
6aLRnH"Ud /// </summary>
u|LDN*#DW public static void WriteWarning(String message)
0Wj,=9q {
]>B4 WriteLog(TraceLevel.Warning, message);
P$Q,t2$A }
+;-ZU 0:`*xix /// <summary>
|DYgc$2pN /// 将提示信息记录到Win2000/NT事件日志中
G=]ox*BY /// <param name="message">需要记录的文本信息</param>
td7Of(k' /// </summary>
&0i$Y\g public static void WriteInfo(String message)
Fw:_O2 {
e07u@_'^ WriteLog(TraceLevel.Info, message);
bYO['ORr@ }
ST2:&xH( /// <summary>
/DjsnU~3 /// 将跟踪信息记录到Win2000/NT事件日志中
!yd]~t
5Q /// <param name="message">需要记录的文本信息</param>
(D:-p:q. /// </summary>
&(lQgi+^! public static void WriteTrace(String message)
F^Bk @ {
v: veKA WriteLog(TraceLevel.Verbose, message);
=R<92v }
}2Tq[rl~s z'*"iaX<c /// <summary>
e_"m\e#N /// 格式化记录到事件日志的文本信息格式
$01csj /// <param name="ex">需要格式化的异常对象</param>
1_};!5$. /// <param name="catchInfo">异常信息标题字符串.</param>
1tLEKSo+ /// <retvalue>
--EDr>'D5P /// <para>格式后的异常信息字符串,包括异常内容和跟踪堆栈.</para>
S+"Bq:u" /// </retvalue>
uW
[yNwM /// </summary>
3b|=V public static String FormatException(Exception ex, String catchInfo)
?GlXxx=eV {
Si@6'sw StringBuilder strBuilder = new StringBuilder();
]&N>F8.L+ if (catchInfo != String.Empty)
TB-dV'w {
XhA tf@n strBuilder.Append(catchInfo).Append("\r\n");
f >.^7.is }
,"Fl/AjO strBuilder.Append(ex.Message).Append("\r\n").Append(ex.StackTrace);
Y'5(exW return strBuilder.ToString();
F-$!e?,H }
iCLH cK >^8T^ /// <summary>
~>N63I6 /// 实际事件日志写入方法
*AP"[W /// <param name="level">要记录信息的级别(error,warning,info,trace).</param>
F{.\i *$ /// <param name="messageText">要记录的文本.</param>
mz+UkA' /// </summary>
fs?H private static void WriteLog(TraceLevel level, String messageText)
)ki
Gk}2 {
^`B;SSV try
=H3tkMoi2 {
Oi zj|' EventLogEntryType LogEntryType;
z1]nC]2 switch (level)
;rF[y7\ {
r<4j;"lQK case TraceLevel.Error:
Oet+$ b LogEntryType = EventLogEntryType.Error;
,<Z,- 0S break;
\7%#4@;? case TraceLevel.Warning:
wZN_YFwQ LogEntryType = EventLogEntryType.Warning;
nzaA_^`mB break;
iPkCuLQ} case TraceLevel.Info:
YCQ$X LogEntryType = EventLogEntryType.Information;
7BL)FJ]UR] break;
'
,S}X\ case TraceLevel.Verbose:
SZyORN LogEntryType = EventLogEntryType.SuccessAudit;
DIw_"$'At break;
vS)>g4 default:
]%y>l j?Y LogEntryType = EventLogEntryType.SuccessAudit;
46pR!k break;
J8i,[,KcE }
~\8(+qIv%f KPI96P EventLog eventLog = new EventLog("Application", ApplicationConfiguration.EventLogMachineName, ApplicationConfiguration.EventLogSourceName );
:vX%0| //写入事件日志
Fi67 "*gE eventLog.WriteEntry(messageText, LogEntryType);
ZX64kk+
)UM^#<- }
Mn/@?K?y catch {} //忽略任何异常
_Z!@#y@j }
8#VD u( } //class ApplicationLog
i#hFpZ6u }
~!!\#IX atF#0*e> 12.Panel 横向滚动,纵向自动扩展
fBctG~CJH <asp:panel style="overflow-x:scroll;overflow-y:auto;"></asp:panel>
b,YNCb]H 0#Lmajs 13.回车转换成Tab
aZCq{7Xs <script language="javascript" for="document" event="onkeydown">
W7
dSx if(event.keyCode==13 && event.srcElement.type!=’button’ && event.srcElement.type!=’submit’ && event.srcElement.type!=’reset’ && event.srcElement.type!=’’&& event.srcElement.type!=’textarea’);
BV`\6SM~ event.keyCode=9;
vXRY/Zzj1 </script>
KyfH8Na? M:{Aq&. onkeydown="if(event.keyCode==13) event.keyCode=9"
S,nELV~! )-emSV0zE 14.DataGrid超级连接列
5QLK DataNavigateUrlField="字段名" DataNavigateUrlFormatString="
http://xx/inc/delete.aspx?ID={0}"
as!a!1 (y 7X1Qc) 15.DataGrid行随鼠标变色
F -,chp private void DGzf_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
tV`=o$` {
BkGExz if (e.Item.ItemType!=ListItemType.Header)
"I)zi]vk {
IlB8~{p_ e.Item.Attributes.Add( "onmouseout","this.style.backgroundColor=\""+e.Item.Style["BACKGROUND-COLOR"]+"\"");
L/r_MtN e.Item.Attributes.Add( "onmouseover","this.style.backgroundColor=\""+ "#EFF3F7"+"\"");
&=BzsBh }
Hj|&P/jY]* }
4&;iORw&E4 jT=|!,Pn 16.模板列
l"%80"zO <ASP:TEMPLATECOLUMN visible="False" sortexpression="demo" headertext="ID">
iGu%_-S <ITEMTEMPLATE>
Uu5(/vw] <ASP:LABEL text=’<%# DataBinder.Eval(Container.DataItem, "ArticleID")%>’ runat="server" width="80%" id="lblColumn" />
eF22 ~P </ITEMTEMPLATE>
cl2_"O </ASP:TEMPLATECOLUMN>
#}FUa u$ V(F9=r<X <ASP:TEMPLATECOLUMN headertext="选中">
sqtz^K ROM <HEADERSTYLE wrap="False" horizontalalign="Center"></HEADERSTYLE>
U]~@_j <ITEMTEMPLATE>
Tk4>Jb <ASP:CHECKBOX id="chkExport" runat="server" />
|DJ8
"T]E </ITEMTEMPLATE>
Leb|YX <EDITITEMTEMPLATE>
ro\oL <ASP:CHECKBOX id="chkExportON" runat="server" enabled="true" />
~cCMLK em </EDITITEMTEMPLATE>
@)uV Fw"\ </ASP:TEMPLATECOLUMN>
Q`<{cFsU xlS*9>Ij 后台代码
f4b9o[,s2e protected void CheckAll_CheckedChanged(object sender, System.EventArgs e)
%g}d}5s {
<cp9+P < //改变列的选定,实现全选或全不选。
'v~'NWfd CheckBox chkExport ;
Rbf6/C if( CheckAll.Checked)
,
:#bo]3 {
YE{ [f@i0 foreach(DataGridItem oDataGridItem in MyDataGrid.Items)
.{h"0<x {
BZ?C k[E]Z chkExport = (CheckBox)oDataGridItem.FindControl("chkExport");
|cf-S8pwY chkExport.Checked = true;
`a4&_`E,p }
5b7(^T^K }
kFWwz^x else
)x7n-|y6 {
MhD' foreach(DataGridItem oDataGridItem in MyDataGrid.Items)
fw jo? {
,UMr_ e{| chkExport = (CheckBox)oDataGridItem.FindControl("chkExport");
igfQ,LWe! chkExport.Checked = false;
|(z{)yWbC[ }
b4e~Z }
%- 540V{q }
*y?HaU #`*uX6C 17.数字格式化
j#n ]q{s4 {,Q )D$i 【<%#Container.DataItem("price")%>的结果是500.0000,怎样格式化为500.00?】
6M*z`B{hV <%#Container.DataItem("price","{0:¥#,##0.00}")%>
lx%c&~.DiB fd&Fn=! int i=123456;
q()o|V string s=i.ToString("###,###.00");
<|}Z6Ti `Npa/Q 18.日期格式化
xo_STLAw rMDvnF 【aspx页面内:<%# DataBinder.Eval(Container.DataItem,"Company_Ureg_Date")%>
rF-SvSj} S)W xTE9 显示为: 2004-8-11 19:44:28
RW. qw4 9efDM 我只想要:2004-8-11 】
&-yRa45? <%# DataBinder.Eval(Container.DataItem,"Company_Ureg_Date","{0:yyyy-M-d}")%>
K
{'
atc p|-MwCeH 应该如何改?
SN}K=)KF# mrP48#Y+l 【格式化日期】
S{+t>en x|0C0a\"A 取出来,一般是object((DateTime)objectFromDB).ToString("yyyy-MM-dd");
2`$*HPj+G gT+g@\u[ 【日期的验证表达式】
A*y4<'}< 2d[q5p A.以下正确的输入格式: [2004-2-29], [2004-02-29 10:29:39 pm], [2004/12/31]
L/tpT?$fi ^((\d{2}(([02468][048])|([13579][26]))[\-\/\s]?((((0?[13578])|(1[02]))[\-\/\s]?((0?[1-9])|([1-2][0-9])|(3[01])))|(((0?[469])|(11))[\-\/\s]?((0?[1-9])|([1-2][0-9])|(30)))|(0?2[\-\/\s]?((0?[1-9])|([1-2][0-9])))))|(\d{2}(([02468][1235679])|([13579][01345789]))[\-\/\s]?((((0?[13578])|(1[02]))[\-\/\s]?((0?[1-9])|([1-2][0-9])|(3[01])))|(((0?[469])|(11))[\-\/\s]?((0?[1-9])|([1-2][0-9])|(30)))|(0?2[\-\/\s]?((0?[1-9])|(1[0-9])|(2[0-8]))))))(\s(((0?[1-9])|(1[0-2]))\:([0-5][0-9])((\s)|(\:([0-5][0-9])\s))([AM|PM|am|pm]{2,2})))?$
?$f.[;mh 4H-eFs%5 B.以下正确的输入格式:[0001-12-31], [9999 09 30], [2002/03/03]
yxt"vm;
^\d{4}[\-\/\s]?((((0[13578])|(1[02]))[\-\/\s]?(([0-2][0-9])|(3[01])))|(((0[469])|(11))[\-\/\s]?(([0-2][0-9])|(30)))|(02[\-\/\s]?[0-2][0-9]))$
L@S\ rImw <T}U 3lL^ 【大小写转换】
L7C ;l,ot HttpUtility.HtmlEncode(string);
~v;I>ij HttpUtility.HtmlDecode(string)
nHdQe XHk"nbj 19.如何设定全局变量
xpR`fq 1&=)Bxg4 Global.asax中
Ek)drt7cy =OHX5:Z Application_Start()事件中
Ib# -M;{ _nMd 添加Application[属性名] = xxx;
I@cw=_EQL .uJ
J< 就是你的全局变量
D;pI!S<# =0g!Q 20.怎样作到HyperLinkColumn生成的连接后,点击连接,打开新窗口?
9p W~Gz zr.\7\v HyperLinkColumn有个属性Target,将器值设置成"_blank"即可.(Target="_blank")
4E^ ?}_$ H0af u)$, 【ASPNETMENU】点击菜单项弹出新窗口
~XTC:6ts ~S8:xG+s 在你的menuData.xml文件的菜单项中加入URLTarget="_blank",如:
/mex{+p>tO <?xml version="1.0" encoding="GB2312"?>
F06o-xH= <MenuData ImagesBaseURL="images/">
#DUfEZ <MenuGroup>
{v|!];i <MenuItem Label="内参信息" URL="Infomation.aspx" >
|UXSUP
@s <MenuGroup ID="BBC">
+F8{4^w1 <MenuItem Label="公告信息" URL="Infomation.aspx" URLTarget="_blank" LeftIcon="file.gif"/>
z{rV|vQ <MenuItem Label="编制信息简报" URL="NewInfo.aspx" LeftIcon="file.gif" />
-#|;qFD] ......
l)%PvLbL DhyR 最好将你的aspnetmenu升级到1.2版
Z3S+")^ #rkq
?:Q 21.读取DataGrid控件TextBox值
'C'mgEl%L foreach(DataGrid dgi in yourDataGrid.Items)
zXY8:+f {
ZyGoOk TextBox tb = (TextBox)dgi.FindControl("yourTextBoxId");
[:y:_ECs6 tb.Text....
A &