1. 打开新的窗口并传送参数:
d] {^ fu/v1~X 传送参数:
}6\p7n response.write("<script>window.open(’*.aspx?id="+this.DropDownList1.SelectIndex+"&id1="+...+"’)</script>")
3Dy.mt P
5,A/6b 接收参数:
*l}q,9iQ- string a = Request.QueryString("id");
cK""Xz&m string b = Request.QueryString("id1");
z`W$/tw" ><Z2uJZ4x 2.为按钮添加对话框
8AK#bna~- Button1.Attributes.Add("onclick","return confirm(’确认?’)");
gC?k6)p$N button.attributes.add("onclick","if(confirm(’are you sure...?’)){return true;}else{return false;}")
My)/d]a
rd6?;K0 3.删除表格选定记录
R lv|DED$ int intEmpID = (int)MyDataGrid.DataKeys[e.Item.ItemIndex];
!,]_tw>R string deleteCmd = "DELETE from Employee where emp_id = " + intEmpID.ToString()
|&7l*j(\ 6<2 7}S 4.删除表格记录警告
<7qM;)g private void DataGrid_ItemCreated(Object sender,DataGridItemEventArgs e)
Tg[+K+ b {
0YKG`W switch(e.Item.ItemType)
sXAXHZ{ {
m$3&r2vgi case ListItemType.Item :
: )&_ case ListItemType.AlternatingItem :
>R6Me*VR case ListItemType.EditItem:
E/ Pa0. TableCell myTableCell;
{?82>q5F myTableCell = e.Item.Cells[14];
<X:7$v6T| LinkButton myDeleteButton ;
'_2~8w myDeleteButton = (LinkButton)myTableCell.Controls[0];
V`G]4} myDeleteButton.Attributes.Add("onclick","return confirm(’您是否确定要删除这条信息’);");
D(y=0), break;
tH$Z_(5
default:
9G&l{7 = break;
<)&;9C }
<~]s+"oVc 3]T2Zp&; }
m}k rG r>5,U:6Q/ 5.点击表格行链接另一页
* @dqAr % private void grdCustomer_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
SJL?(S* {
9R!.U\sq //点击表格打开
WVKzh if (e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
cxVnlgq1 e.Item.Attributes.Add("onclick","window.open(’Default.aspx?id=" + e.Item.Cells[0].Text + "’);");
SH"O<cDp }
jZ)1]Q2 &uC7W.| 双击表格连接到另一页
P9gIKOOx#4 }I!D65-#' 在itemDataBind事件中
J?V8uEly if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
hW]:CIqk {
r@ ]{`qA string OrderItemID =e.item.cells[1].Text;
A+AqlM+$i ...
}oU0J e.item.Attributes.Add("ondblclick", "location.href=’../ShippedGrid.aspx?id=" + OrderItemID + "’");
4Xlq
Ym }
i0hF9M a
*>$6H; 双击表格打开新一页
Xfe,ZC) if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
hH>t {
=MA$xz3 string OrderItemID =e.item.cells[1].Text;
w18kTa!4@ ...
zbrDDkZ1 e.item.Attributes.Add("ondblclick", "open(’../ShippedGrid.aspx?id=" + OrderItemID + "’)");
qXgg"k%A\ }
><%z~s )jvYJ9s ★特别注意:【?id=】 处不能为 【?id =】
PXWBc\ 6.表格超连接列传递参数
\7jK6;R< <asp:HyperLinkColumn Target="_blank" headertext="ID号" DataTextField="id" NavigateUrl="aaa.aspx?id=’
N,L$+wm <%# DataBinder.Eval(Container.DataItem, "数据字段1")%>’ & name=’<%# DataBinder.Eval(Container.DataItem, "数据字段2")%>’ />
C/!kMMh>vV ?
3Td>x 7.表格点击改变颜色
kLK}N>v}X if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
V|Smk;G {
oJEind>8O e.Item.Attributes.Add("onclick","this.style.backgroundColor=’#99cc00’;
ki39$A'8 this.style.color=’buttontext’;this.style.cursor=’default’;");
<a; <|Fm. }
h",kA(+P =5isT 写在DataGrid的_ItemDataBound里
3x=T&X+ if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
qh{hpX)\D {
EHmw(%a|+ e.Item.Attributes.Add("onmouseover","this.style.backgroundColor=’#99cc00’;
]FP(,:Yw this.style.color=’buttontext’;this.style.cursor=’default’;");
id'E_]r e.Item.Attributes.Add("onmouseout","this.style.backgroundColor=’’;this.style.color=’’;");
_3.=| @L }
\G:\36l ~m'PAC"Q$ Z)?B5FF 8.关于日期格式
s"s^rC qq
G24**9v 日期格式设定
pkQEry&Z DataFormatString="{0:yyyy-MM-dd}"
"6o}g. yalT6 我觉得应该在itembound事件中
Q#i[Y?$L e.items.cell["你的列"].text=DateTime.Parse(e.items.cell["你的列"].text.ToString("yyyy-MM-dd"))
DHQavHqbZ ly9.2<oz}L 9.获取错误信息并到指定页面
bkTk:-L5: [7oU = 不要使用Response.Redirect,而应该使用Server.Transfer
)cxLpTr qXcHf6 e.g
Jsde+G,N // in global.asax
R1)v;^B|) protected void Application_Error(Object sender, EventArgs e) {
:+06M@ if (Server.GetLastError() is HttpUnhandledException)
+G)L8{FY( Server.Transfer("MyErrorPage.aspx");
hX;JMQ915 (Rj'd>%c //其余的非HttpUnhandledException异常交给ASP.NET自己处理就okay了 :)
$DBJ"8n2 }
>|IUjv2L >NDI<9<'0} 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
Gf*|f"O sF[7pE 10.清空Cookie
<A"[Wk Cookie.Expires=[DateTime];
:(ni/,~Q Response.Cookies("UserName").Expires = 0
TL'^@Y7X5 9\y\{DHd 11.自定义异常处理
|1!RvW:[! //自定义异常处理类
F|nJ3:v using System;
<2{g[le using System.Diagnostics;
WTK )SKa,. W!6&T [j> namespace MyAppException
&V"9[0 {
()%NotN; /// <summary>
?QR13l( /// 从系统异常类ApplicationException继承的应用程序异常处理类。
vuN!7*d+ /// 自动将异常内容记录到Windows NT/2000的应用程序日志
:Aq==N_/2 /// </summary>
4E:kDl* @ public class AppException:System.ApplicationException
NpqK+GO {
hUR>NUK@8 public AppException()
_!_%Afz {
apmZ&Ab if (ApplicationConfiguration.EventLogEnabled)LogEvent("出现一个未知错误。");
+9yV'd>U }
, !0-;H.Y {5`=){ public AppException(string message)
q.I {
@,kR<1 LogEvent(message);
)/Z%
HBn }
A}"aH fRlO.!0( public AppException(string message,Exception innerException)
: ZehBu {
*{TB<^ * LogEvent(message);
9\f%+?p if (innerException != null)
f~a]og5|G {
iTUOJ3V7i LogEvent(innerException.Message);
ZE393FnE }
,Kl6vw8Htg }
xWR<>Og. A-S!Z2m\ //日志记录类
a>6@1liT using System;
'TwvkU" using System.Configuration;
\+,%RN. using System.Diagnostics;
*M^(A}+O using System.IO;
?azi(ja using System.Text;
`!- w^~c using System.Threading;
Ynxzkm S O>
.gcLA namespace MyEventLog
]&+,`1_q {
iC(&U YL /// <summary>
$e#V^dph /// 事件日志记录类,提供事件日志记录支持
5,vw%F-m /// <remarks>
^(79SOZC /// 定义了4个日志记录方法 (error, warning, info, trace)
V)q|U6R /// </remarks>
ip)gI&kN`z /// </summary>
D^dos`L0b public class ApplicationLog
#cGn5c} {
S29k IJ /// <summary>
o!$O+%4 /// 将错误信息记录到Win2000/NT事件日志中
X7."hGu@ /// <param name="message">需要记录的文本信息</param>
i`st'\I /// </summary>
dAba'|Y public static void WriteError(String message)
$- 4 Zi {
A*x3O%zH WriteLog(TraceLevel.Error, message);
e]5
n4"]D) }
E=3UaYr %Bxp
!Bj /// <summary>
D2N<a= # /// 将警告信息记录到Win2000/NT事件日志中
N Ftmus /// <param name="message">需要记录的文本信息</param>
T#OrsJdu /// </summary>
4s_|6{ANS public static void WriteWarning(String message)
Rlyx&C8 {
Tup2;\y WriteLog(TraceLevel.Warning, message);
2WF7^$^: }
P[L] S7FTr zqJ0pDS /// <summary>
A,fP l R /// 将提示信息记录到Win2000/NT事件日志中
.=`r?#0 /// <param name="message">需要记录的文本信息</param>
0D==0n /// </summary>
P,RdYM06 public static void WriteInfo(String message)
_+=M)lPm {
:@oy5zib WriteLog(TraceLevel.Info, message);
i!KZg74V }
+ $Yld{i /// <summary>
**KkPjAO? /// 将跟踪信息记录到Win2000/NT事件日志中
L;%_r) /// <param name="message">需要记录的文本信息</param>
p 3`odmbN /// </summary>
wbImE;-Z public static void WriteTrace(String message)
$v \@mW*R {
u#bd*( WriteLog(TraceLevel.Verbose, message);
gR#lRA/ }
qvH RP@ Bj1{=Pvl /// <summary>
Or:a\qQ1 /// 格式化记录到事件日志的文本信息格式
+ 7~u_J /// <param name="ex">需要格式化的异常对象</param>
/$-Tg)o5i /// <param name="catchInfo">异常信息标题字符串.</param>
31*0b|Z /// <retvalue>
.$]%gjIBCl /// <para>格式后的异常信息字符串,包括异常内容和跟踪堆栈.</para>
V7}3H2]^ /// </retvalue>
lk(.zYaaN /// </summary>
f#>ubmuI^ public static String FormatException(Exception ex, String catchInfo)
31-:xUIX {
{];8jdg/? StringBuilder strBuilder = new StringBuilder();
r5w y]z^ if (catchInfo != String.Empty)
vQ_D%f4; {
Y(U+s\X strBuilder.Append(catchInfo).Append("\r\n");
;;{!wA+"D }
0D.qc8/V4. strBuilder.Append(ex.Message).Append("\r\n").Append(ex.StackTrace);
l!7O2Ai5 return strBuilder.ToString();
&i{>Li }
3*<?'O7I0 5vSJjhS /// <summary>
|%HTBF /// 实际事件日志写入方法
aM6qYO!jA
/// <param name="level">要记录信息的级别(error,warning,info,trace).</param>
FG@ ')N!g /// <param name="messageText">要记录的文本.</param>
rdBF+YN9/? /// </summary>
h8zl\ private static void WriteLog(TraceLevel level, String messageText)
[$iKx6\ {
"tX=^4 try
bsosva+ {
.?^a|] EventLogEntryType LogEntryType;
9]]isE8r switch (level)
CtO;_;eD' {
0; PV gO;9 case TraceLevel.Error:
vCe]iB LogEntryType = EventLogEntryType.Error;
^|kqy<<X break;
W? SFtz case TraceLevel.Warning:
uKF)'gj LogEntryType = EventLogEntryType.Warning;
|f}1bJE+ break;
H4Lvw8G case TraceLevel.Info:
gq|]t<' LogEntryType = EventLogEntryType.Information;
H="E#AC%8/ break;
*Y\C5L] case TraceLevel.Verbose:
{wq~+O LogEntryType = EventLogEntryType.SuccessAudit;
'jr[
?WQ break;
-RK R., default:
pf@H;QS` LogEntryType = EventLogEntryType.SuccessAudit;
=bgu2#%Z break;
c8<qn+=%? }
=_)yV0 \LbBK ~l-I EventLog eventLog = new EventLog("Application", ApplicationConfiguration.EventLogMachineName, ApplicationConfiguration.EventLogSourceName );
VX{9g#y$j //写入事件日志
x(r~<a[ eventLog.WriteEntry(messageText, LogEntryType);
PYhRP00}M 8G<{L0J%! }
r&0IhE catch {} //忽略任何异常
>u=Dc.lX }
?y`we6~\1 } //class ApplicationLog
S?BI)shmg }
B3NDx+%m #fQ}8UxU, 12.Panel 横向滚动,纵向自动扩展
[5T{`& <asp:panel style="overflow-x:scroll;overflow-y:auto;"></asp:panel>
MUjfqxTT F15Yn 13.回车转换成Tab
^(c.AYI <script language="javascript" for="document" event="onkeydown">
8H7=vk+ if(event.keyCode==13 && event.srcElement.type!=’button’ && event.srcElement.type!=’submit’ && event.srcElement.type!=’reset’ && event.srcElement.type!=’’&& event.srcElement.type!=’textarea’);
%Ix
event.keyCode=9;
wUJ>?u9 </script>
g*-%.fNA u,&[I^WK`C onkeydown="if(event.keyCode==13) event.keyCode=9"
Spm7kw 2zN"*Wkn 14.DataGrid超级连接列
ekV|a1) DataNavigateUrlField="字段名" DataNavigateUrlFormatString="
http://xx/inc/delete.aspx?ID={0}"
X1Vj"4'wT U9/6F8D1Y1 15.DataGrid行随鼠标变色
i[7<l&K] private void DGzf_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
WMk;-,S!) {
s+a} _a: if (e.Item.ItemType!=ListItemType.Header)
}Y`D^z~ {
?j^:jV e.Item.Attributes.Add( "onmouseout","this.style.backgroundColor=\""+e.Item.Style["BACKGROUND-COLOR"]+"\"");
}T1.~E e.Item.Attributes.Add( "onmouseover","this.style.backgroundColor=\""+ "#EFF3F7"+"\"");
FA7q
pc }
U,7O{YM }
3<A$lG
qC4Q+"' 16.模板列
`-)Hot) <ASP:TEMPLATECOLUMN visible="False" sortexpression="demo" headertext="ID">
=4_Er{AT <ITEMTEMPLATE>
HB:VpNFn <ASP:LABEL text=’<%# DataBinder.Eval(Container.DataItem, "ArticleID")%>’ runat="server" width="80%" id="lblColumn" />
0CR~ vQf#r </ITEMTEMPLATE>
C>~ms2c </ASP:TEMPLATECOLUMN>
!L?diR HpGI\s <ASP:TEMPLATECOLUMN headertext="选中">
Zv|TvlyT" <HEADERSTYLE wrap="False" horizontalalign="Center"></HEADERSTYLE>
Uw5AHq). <ITEMTEMPLATE>
u!@(u!Qz <ASP:CHECKBOX id="chkExport" runat="server" />
)8@|+'q </ITEMTEMPLATE>
Ef2i#BoZ <EDITITEMTEMPLATE>
sn-P&"q <ASP:CHECKBOX id="chkExportON" runat="server" enabled="true" />
;,7/> Vt </EDITITEMTEMPLATE>
K|V<e[X[V </ASP:TEMPLATECOLUMN>
tcD DX'S rjWn>M 后台代码
dh0n B protected void CheckAll_CheckedChanged(object sender, System.EventArgs e)
,C;%AS/ {
SDHJX8Hq //改变列的选定,实现全选或全不选。
u?%FD~l:uU CheckBox chkExport ;
5h7M3s if( CheckAll.Checked)
,We'AR3X {
-.t/c}a# foreach(DataGridItem oDataGridItem in MyDataGrid.Items)
^=@`U_(,G {
\.K4tY+V chkExport = (CheckBox)oDataGridItem.FindControl("chkExport");
7M, (!*b chkExport.Checked = true;
-POsbb> }
eFXQ~~gOj }
S!6 ? b5 else
0qp Pz|h {
^+k~{F,) foreach(DataGridItem oDataGridItem in MyDataGrid.Items)
e754g(|>b {
O]VHX![Y$ chkExport = (CheckBox)oDataGridItem.FindControl("chkExport");
pz0Q@ n/X chkExport.Checked = false;
UB2Ft= }
H_vGa!_ }
/Dj-@7.C/ }
/L^pU-}Z0 <1eD*sC?g 17.数字格式化
_2~+%{/m, 5lrjM^E| 【<%#Container.DataItem("price")%>的结果是500.0000,怎样格式化为500.00?】
H63?Erh>a <%#Container.DataItem("price","{0:¥#,##0.00}")%>
F1GFn|OA ,?oC+9w int i=123456;
./i5VBP5 string s=i.ToString("###,###.00");
`NB6Of*/ w0&|8y 18.日期格式化
F XG,DJ: =x3T+)qCNX 【aspx页面内:<%# DataBinder.Eval(Container.DataItem,"Company_Ureg_Date")%>
%}[/lIxaE # ~(lY} 显示为: 2004-8-11 19:44:28
$i;m9_16 TW~%1G_v 我只想要:2004-8-11 】
/H~]5JZ3-E <%# DataBinder.Eval(Container.DataItem,"Company_Ureg_Date","{0:yyyy-M-d}")%>
}F4%5go 2e^6Od!Y? 应该如何改?
0@> JsK_q9]$e 【格式化日期】
Ev]oPCeA ,"U|gJn|^ 取出来,一般是object((DateTime)objectFromDB).ToString("yyyy-MM-dd");
k<A|+![ moCr4*jDX, 【日期的验证表达式】
6(8zt"E ZO8r8
[ A.以下正确的输入格式: [2004-2-29], [2004-02-29 10:29:39 pm], [2004/12/31]
["0DXm%t ^((\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})))?$
D $&6 8 B+4WnR1%T B.以下正确的输入格式:[0001-12-31], [9999 09 30], [2002/03/03]
)~be<G( a ^\d{4}[\-\/\s]?((((0[13578])|(1[02]))[\-\/\s]?(([0-2][0-9])|(3[01])))|(((0[469])|(11))[\-\/\s]?(([0-2][0-9])|(30)))|(02[\-\/\s]?[0-2][0-9]))$
$Y?[[>u -58Sb"f 【大小写转换】
1qm
_Qs& HttpUtility.HtmlEncode(string);
{xu~Dx HttpUtility.HtmlDecode(string)
IylfMwLC #ja6nt8GC 19.如何设定全局变量
J*D3=5& s)~Wcp'+M: Global.asax中
-GODM128 ^ r*f:%epB% Application_Start()事件中
d$B+xW Rc(E';uc 添加Application[属性名] = xxx;
<RCeY(1 AsO)BeUD 就是你的全局变量
7bL48W<QD Q`!<2i; 20.怎样作到HyperLinkColumn生成的连接后,点击连接,打开新窗口?
zb. ^p
X \2[sUY<W HyperLinkColumn有个属性Target,将器值设置成"_blank"即可.(Target="_blank")
Vo(>K34 (nAg
~i 【ASPNETMENU】点击菜单项弹出新窗口
>A>_UT_" DbrK,'b% 在你的menuData.xml文件的菜单项中加入URLTarget="_blank",如:
lS |:4U. <?xml version="1.0" encoding="GB2312"?>
Z+agS8e( <MenuData ImagesBaseURL="images/">
icN#8\E <MenuGroup>
R47tg&k6[ <MenuItem Label="内参信息" URL="Infomation.aspx" >
y\XWg`X
y <MenuGroup ID="BBC">
g`I$U%a_2 <MenuItem Label="公告信息" URL="Infomation.aspx" URLTarget="_blank" LeftIcon="file.gif"/>
CZ.HQc <MenuItem Label="编制信息简报" URL="NewInfo.aspx" LeftIcon="file.gif" />
9t+:L(*pK ......
6yK"g7 /NUu^ N 最好将你的aspnetmenu升级到1.2版
%9b TfX" !~`aEF3 21.读取DataGrid控件TextBox值
paZcTC foreach(DataGrid dgi in yourDataGrid.Items)
`P jS {
T854}RX[{ TextBox tb = (TextBox)dgi.FindControl("yourTextBoxId");
IeAUVRS) tb.Text....
FF~VV<