1. 打开新的窗口并传送参数:
SBaTbY0 B1j^qoC.5 传送参数:
cm8co response.write("<script>window.open(’*.aspx?id="+this.DropDownList1.SelectIndex+"&id1="+...+"’)</script>")
g,G{%dGsk V`0Y
p 接收参数:
iA|n\a~ny, string a = Request.QueryString("id");
B~E>=85z string b = Request.QueryString("id1");
v8 II=9 </B:Zjn 2.为按钮添加对话框
Uw?25+[b Button1.Attributes.Add("onclick","return confirm(’确认?’)");
yO/'}FD button.attributes.add("onclick","if(confirm(’are you sure...?’)){return true;}else{return false;}")
&p+2Vz{ iOk`_LG# 3.删除表格选定记录
4QE")Ge int intEmpID = (int)MyDataGrid.DataKeys[e.Item.ItemIndex];
L<G6)'5W string deleteCmd = "DELETE from Employee where emp_id = " + intEmpID.ToString()
/eBcPu"[Vb M<x><U#]A 4.删除表格记录警告
?y@;=x!' private void DataGrid_ItemCreated(Object sender,DataGridItemEventArgs e)
<'jygZ( {
R2qz>kyyB switch(e.Item.ItemType)
uF{l`|b' {
Pz|}[Cx- case ListItemType.Item :
3t5WwrNh case ListItemType.AlternatingItem :
3*F|`js" case ListItemType.EditItem:
K<k\A@rv8H TableCell myTableCell;
f*EDSJu\ myTableCell = e.Item.Cells[14];
qP+%ui5xR LinkButton myDeleteButton ;
{qm5H7sL myDeleteButton = (LinkButton)myTableCell.Controls[0];
x&N@R?AG1 myDeleteButton.Attributes.Add("onclick","return confirm(’您是否确定要删除这条信息’);");
m;sYg break;
DG=_E\"# default:
; m:I break;
PWV+M@ }
{)4@rM +3pfBE| }
MnQ 6 !1Z BA9;=orx 5.点击表格行链接另一页
CHdYY7\{ private void grdCustomer_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
CX 7eCo {
-5\.\L3y) //点击表格打开
BOl*. t if (e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
P#/s5D8
e.Item.Attributes.Add("onclick","window.open(’Default.aspx?id=" + e.Item.Cells[0].Text + "’);");
sDwE,f0h }
IFXn GDG$ 'h>l_A 双击表格连接到另一页
>p3S,2SM h2aO-y>K 在itemDataBind事件中
o{7w&Pgs2 if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
cr!s q.)s {
m;<5QK8f string OrderItemID =e.item.cells[1].Text;
F3nPQw{; ...
"77l~3 e.item.Attributes.Add("ondblclick", "location.href=’../ShippedGrid.aspx?id=" + OrderItemID + "’");
#b1/2=PA }
ai)?RF lC^?Jk[N 双击表格打开新一页
`J}FSUn\ if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
`
kZ"5}li {
d 8z9_C- string OrderItemID =e.item.cells[1].Text;
L @8[. ...
c-[IgX e e.item.Attributes.Add("ondblclick", "open(’../ShippedGrid.aspx?id=" + OrderItemID + "’)");
WWA!_ }
)IuwI #pm Lf,C50 ★特别注意:【?id=】 处不能为 【?id =】
3UcOpq2i\ 6.表格超连接列传递参数
=Q8$O
2TW <asp:HyperLinkColumn Target="_blank" headertext="ID号" DataTextField="id" NavigateUrl="aaa.aspx?id=’
YY$O"!." <%# DataBinder.Eval(Container.DataItem, "数据字段1")%>’ & name=’<%# DataBinder.Eval(Container.DataItem, "数据字段2")%>’ />
hw&~OJeo tY?evsVgz 7.表格点击改变颜色
6}_J;g\| if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
Bn
Nu/02.= {
]Wc 2$ e.Item.Attributes.Add("onclick","this.style.backgroundColor=’#99cc00’;
#~6X9,x= this.style.color=’buttontext’;this.style.cursor=’default’;");
7 v(<<> }
(Jy >,~O z6OJT6<' 写在DataGrid的_ItemDataBound里
}& 01=nY if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
n(\VP!u5r {
)<L?3Jjt5 e.Item.Attributes.Add("onmouseover","this.style.backgroundColor=’#99cc00’;
"oCXG`.k& this.style.color=’buttontext’;this.style.cursor=’default’;");
B)ibxM(n* e.Item.Attributes.Add("onmouseout","this.style.backgroundColor=’’;this.style.color=’’;");
M-5zsN }
! ?m8UE =(,dI[v \'x?VVw 8.关于日期格式
~
[=2d a T)cbpkH4 日期格式设定
gk"J+uM DataFormatString="{0:yyyy-MM-dd}"
`"|u
NVn
="[6Z$R 我觉得应该在itembound事件中
m6
a@Y< e.items.cell["你的列"].text=DateTime.Parse(e.items.cell["你的列"].text.ToString("yyyy-MM-dd"))
Va\?"dH>M LYS[qLpf 9.获取错误信息并到指定页面
Q#I?nBin Y.o-e)zX 不要使用Response.Redirect,而应该使用Server.Transfer
ptpu
u=3" }x:nhy` e.g
uX,ln(9I*H // in global.asax
@,TCg1@QJ protected void Application_Error(Object sender, EventArgs e) {
btB> -pT if (Server.GetLastError() is HttpUnhandledException)
K9UWyM<(2C Server.Transfer("MyErrorPage.aspx");
:sekMNM >c@1UEwkm //其余的非HttpUnhandledException异常交给ASP.NET自己处理就okay了 :)
JZ0u/x5 }
dRLvej, xw rleB Redirect会导致post-back的产生从而丢失了错误信息,所以页面导向应该直接在服务器端执行,这样就可以在错误处理页面得到出错信息并进行相应的处理
2aGK}sS6 u}KEH@yv
10.清空Cookie
<k2]GI-}h Cookie.Expires=[DateTime];
nL*
SNQ_ Response.Cookies("UserName").Expires = 0
,m.IhnCV\ Edav }z 11.自定义异常处理
!CuLXuM //自定义异常处理类
"ZFK-jn/ using System;
YS&Q4nv- using System.Diagnostics;
^1+&)6s7V s&WHKCb namespace MyAppException
9@z"~H {
TWJ%? /d /// <summary>
.cm$*>LW:x /// 从系统异常类ApplicationException继承的应用程序异常处理类。
#3Jn_Y%P. /// 自动将异常内容记录到Windows NT/2000的应用程序日志
Hh.l,Z7i7D /// </summary>
V s1Z$HS` public class AppException:System.ApplicationException
TfqQh!Y {
NpY zN|W: public AppException()
[
f`V_1d3 {
hlTM<E if (ApplicationConfiguration.EventLogEnabled)LogEvent("出现一个未知错误。");
Tg.}rNA4 }
626!6E;T (SYSw%v$A public AppException(string message)
q/yL={H? {
|0/~7l LogEvent(message);
=
eDi8A*~ }
n6 a=(T /
L/hR4 public AppException(string message,Exception innerException)
69u"/7X {
&\GB_UA LogEvent(message);
u@-x3%W if (innerException != null)
:*/`"M)' {
+ %07J6 LogEvent(innerException.Message);
ln6Hr^@5 }
-V)DKf"f }
-:o4|&g<* X,h"%S<c#H //日志记录类
K PSHBv-# using System;
,L} using System.Configuration;
B @8
]! using System.Diagnostics;
(-U6woB6o using System.IO;
_}-Ed,.= using System.Text;
!z]2+ using System.Threading;
\4OX]{ :vk TV~ namespace MyEventLog
b$:<T7vei {
<) \ /// <summary>
YCd[s[ /// 事件日志记录类,提供事件日志记录支持
UL.x*@o /// <remarks>
("B[P/ /// 定义了4个日志记录方法 (error, warning, info, trace)
3ud_d> /// </remarks>
Wc+)EX~KS /// </summary>
h+7THMI public class ApplicationLog
gK8{ =A0c {
X]OVc<F /// <summary>
xMu[#\Vc /// 将错误信息记录到Win2000/NT事件日志中
'{?7\+o.x /// <param name="message">需要记录的文本信息</param>
69$[yt>KYz /// </summary>
8vLaSZ="[ public static void WriteError(String message)
]hL`HP {
==\Qj{
7` WriteLog(TraceLevel.Error, message);
e$3{URg }
yy%'9E ldc C.[abpc /// <summary>
_c4kj /// 将警告信息记录到Win2000/NT事件日志中
$ RDwy)9 /// <param name="message">需要记录的文本信息</param>
KK%R3{ /// </summary>
;L458fYs public static void WriteWarning(String message)
Ej]:j8^W
{
M3U*'A\ WriteLog(TraceLevel.Warning, message);
zFqlTUD`t }
k_hV.CV M_wj>NXZ /// <summary>
#DI%l`B /// 将提示信息记录到Win2000/NT事件日志中
yIL6Sb /// <param name="message">需要记录的文本信息</param>
z_^Vgb] /// </summary>
MM*B.y~TxZ public static void WriteInfo(String message)
ROyG+dUy {
As;@T$G WriteLog(TraceLevel.Info, message);
n@)Kf
A)& }
~<?+(V^D
/// <summary>
,33[/j /// 将跟踪信息记录到Win2000/NT事件日志中
n5~7x /// <param name="message">需要记录的文本信息</param>
3S~Gi, /// </summary>
{T^"`%[ public static void WriteTrace(String message)
)oRF/Xx`g {
'51 8S"T @ WriteLog(TraceLevel.Verbose, message);
axSJ:j8 }
.BR2pf|R Ip0~ /// <summary>
T5g}z5~" /// 格式化记录到事件日志的文本信息格式
7)`U%}R /// <param name="ex">需要格式化的异常对象</param>
k e
sg ]K /// <param name="catchInfo">异常信息标题字符串.</param>
2+7rLf`l /// <retvalue>
em+dQ15 /// <para>格式后的异常信息字符串,包括异常内容和跟踪堆栈.</para>
N<|_tC+ct /// </retvalue>
GEdWpYKS-` /// </summary>
\CP)$0j-&o public static String FormatException(Exception ex, String catchInfo)
5*ip}wA {
G>/Gw90E StringBuilder strBuilder = new StringBuilder();
3$u3ssOL if (catchInfo != String.Empty)
n\v;4ly^ {
\<}4D\qz strBuilder.Append(catchInfo).Append("\r\n");
v\3:R,|' }
arR9uxP strBuilder.Append(ex.Message).Append("\r\n").Append(ex.StackTrace);
D+Ke)-/ return strBuilder.ToString();
Pd<s# }
&p)]Cl/` BB?vc(d /// <summary>
*ydkx\pT /// 实际事件日志写入方法
\pXs&}%1,F /// <param name="level">要记录信息的级别(error,warning,info,trace).</param>
SM;*vkwz~ /// <param name="messageText">要记录的文本.</param>
i:6`Rmz1. /// </summary>
]ZD W+< private static void WriteLog(TraceLevel level, String messageText)
`u zR!^X {
"B~c/%#PH try
'@$YX*[ {
0UJ%tPS EventLogEntryType LogEntryType;
G,#]`W@qhK switch (level)
<QlpIgr {
-K 7jigac case TraceLevel.Error:
llCBqWn LogEntryType = EventLogEntryType.Error;
INi9`M.h break;
CWP),]#n case TraceLevel.Warning:
PJq;OM| LogEntryType = EventLogEntryType.Warning;
yMU>vr break;
A{[joo case TraceLevel.Info:
Z`UwXp_s LogEntryType = EventLogEntryType.Information;
|\?mX=a.y break;
;"}yVV/4 case TraceLevel.Verbose:
>tUi ;!cQ LogEntryType = EventLogEntryType.SuccessAudit;
M.|cl# break;
,f4VV\ default:
|Va*=@&6J LogEntryType = EventLogEntryType.SuccessAudit;
U7)#9qS4 break;
I~'% }
$2p=vi3 3@qy}Nm EventLog eventLog = new EventLog("Application", ApplicationConfiguration.EventLogMachineName, ApplicationConfiguration.EventLogSourceName );
S'Hb5C2u //写入事件日志
#H'j;=]: eventLog.WriteEntry(messageText, LogEntryType);
_2eRH@T O_zW/# }
LW={| 3} catch {} //忽略任何异常
vD=>AAvG }
mv5=>Xc6 } //class ApplicationLog
+VJS/ }
|[)k5nUQ| 7#~v<M6 12.Panel 横向滚动,纵向自动扩展
F/ZB%;O9 <asp:panel style="overflow-x:scroll;overflow-y:auto;"></asp:panel>
rBOxI }?KvT$s 13.回车转换成Tab
g[oa'.*OB <script language="javascript" for="document" event="onkeydown">
HHT_ }_? if(event.keyCode==13 && event.srcElement.type!=’button’ && event.srcElement.type!=’submit’ && event.srcElement.type!=’reset’ && event.srcElement.type!=’’&& event.srcElement.type!=’textarea’);
R&>G6jZ?8 event.keyCode=9;
Fgx{ s%&- </script>
uPVM>xf>w Vs[A onkeydown="if(event.keyCode==13) event.keyCode=9"
',7LVT7 E,~|-\b}h 14.DataGrid超级连接列
4LEWOWF} DataNavigateUrlField="字段名" DataNavigateUrlFormatString="
http://xx/inc/delete.aspx?ID={0}"
r8.`W\SKX ($Cy-p 15.DataGrid行随鼠标变色
p<eu0B_V private void DGzf_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
`!`g&:Y {
I~^t\iujs if (e.Item.ItemType!=ListItemType.Header)
nx
{
GI+x,p e.Item.Attributes.Add( "onmouseout","this.style.backgroundColor=\""+e.Item.Style["BACKGROUND-COLOR"]+"\"");
6:fHPlqW e.Item.Attributes.Add( "onmouseover","this.style.backgroundColor=\""+ "#EFF3F7"+"\"");
v r=va5 }
ans(^Up$ }
*oby(D"p {8TLL@T4 16.模板列
iS p +~ <ASP:TEMPLATECOLUMN visible="False" sortexpression="demo" headertext="ID">
.3X5~OH <ITEMTEMPLATE>
CIxa" MW <ASP:LABEL text=’<%# DataBinder.Eval(Container.DataItem, "ArticleID")%>’ runat="server" width="80%" id="lblColumn" />
[@VM'@e7 </ITEMTEMPLATE>
jW,b"[ </ASP:TEMPLATECOLUMN>
9HsiAi* 3V(]*\L <ASP:TEMPLATECOLUMN headertext="选中">
oZD+AF$R <HEADERSTYLE wrap="False" horizontalalign="Center"></HEADERSTYLE>
hTEwp. <ITEMTEMPLATE>
4YV0v,z <ASP:CHECKBOX id="chkExport" runat="server" />
>>cb0fH5 </ITEMTEMPLATE>
#r=Jc8J_ <EDITITEMTEMPLATE>
i\zVP.c])* <ASP:CHECKBOX id="chkExportON" runat="server" enabled="true" />
D*%? 0 </EDITITEMTEMPLATE>
Q9yIQ{>H[ </ASP:TEMPLATECOLUMN>
Ulf'gD4e `D%U5Jb 后台代码
3`JLb]6 protected void CheckAll_CheckedChanged(object sender, System.EventArgs e)
!^yH]v {
<y
S|\Z| //改变列的选定,实现全选或全不选。
x%v[(*F#y CheckBox chkExport ;
e3#0r if( CheckAll.Checked)
H[S}&l\D4 {
,QeJ;U foreach(DataGridItem oDataGridItem in MyDataGrid.Items)
-> ^Ex` {
uc<JF= chkExport = (CheckBox)oDataGridItem.FindControl("chkExport");
H;h$k]T chkExport.Checked = true;
oe'f?IY }
OH\(;RN* }
HzMr else
2;wpD2 {
>1}@Q(n/}{ foreach(DataGridItem oDataGridItem in MyDataGrid.Items)
o2 ; {
9-W3}4'e chkExport = (CheckBox)oDataGridItem.FindControl("chkExport");
eh39"s chkExport.Checked = false;
0.aIcc }
]\C wa9 }
W? F Q }
[u $X.=( Y&XO:jB 17.数字格式化
0h=}BCb+i WYUel4Z 【<%#Container.DataItem("price")%>的结果是500.0000,怎样格式化为500.00?】
t] CA!i` <%#Container.DataItem("price","{0:¥#,##0.00}")%>
[HEljEv /E39Z* int i=123456;
y}F;~H~P string s=i.ToString("###,###.00");
? K ,d ;!+-fn4C 18.日期格式化
%lnVzGP lR>p 【aspx页面内:<%# DataBinder.Eval(Container.DataItem,"Company_Ureg_Date")%>
EKD?j Ob&m&2s, 显示为: 2004-8-11 19:44:28
KB"N',kG ELN1F0TneH 我只想要:2004-8-11 】
)n&6= Li <%# DataBinder.Eval(Container.DataItem,"Company_Ureg_Date","{0:yyyy-M-d}")%>
M!/!*,~ 2dyS_2u 应该如何改?
mDXG~*1 -U{CWn3G 【格式化日期】
= yFOH~_ |iA8aHFU 取出来,一般是object((DateTime)objectFromDB).ToString("yyyy-MM-dd");
_f1;Hhoa '5m4kDs 【日期的验证表达式】
FNw0x6,~R dC<2%y A.以下正确的输入格式: [2004-2-29], [2004-02-29 10:29:39 pm], [2004/12/31]
#z1/VZ ^((\d{2}(([02468][048])|([13579][26]))[\-\/\s]?((((0?[13578])|(1[02]))[\-\/\s]?((0?[1-9])|([1-2][0-9])|(3[01])))|(((0?[469])|(11))[\-\/\s]?((0?[1-9])|([1-2][0-9])|(30)))|(0?2[\-\/\s]?((0?[1-9])|([1-2][0-9])))))|(\d{2}(([02468][1235679])|([13579][01345789]))[\-\/\s]?((((0?[13578])|(1[02]))[\-\/\s]?((0?[1-9])|([1-2][0-9])|(3[01])))|(((0?[469])|(11))[\-\/\s]?((0?[1-9])|([1-2][0-9])|(30)))|(0?2[\-\/\s]?((0?[1-9])|(1[0-9])|(2[0-8]))))))(\s(((0?[1-9])|(1[0-2]))\:([0-5][0-9])((\s)|(\:([0-5][0-9])\s))([AM|PM|am|pm]{2,2})))?$
5SMV3~*P YNB7`: B.以下正确的输入格式:[0001-12-31], [9999 09 30], [2002/03/03]
j "s7P% ^\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]))$
j8G$ , ~v lu?:1V- 【大小写转换】
Y3\EX HttpUtility.HtmlEncode(string);
s&4&\Aq}x# HttpUtility.HtmlDecode(string)
#`ZBA>FLaQ AxfQ{>)0 19.如何设定全局变量
<}p]0iA HU/2P` DGP Global.asax中
'~9w<dSB!r `Frr?.3&- Application_Start()事件中
+lX Iv TVM19)9 添加Application[属性名] = xxx;
<N:)Xf9` S,s#D9NU 就是你的全局变量
M2$Hb_S{ y9N6!M|'y 20.怎样作到HyperLinkColumn生成的连接后,点击连接,打开新窗口?
[}=a6Q>) v:P=t2q HyperLinkColumn有个属性Target,将器值设置成"_blank"即可.(Target="_blank")
}1DzWS-hh /iEQ} 【ASPNETMENU】点击菜单项弹出新窗口
Ne)3@? 2 :4o`o 在你的menuData.xml文件的菜单项中加入URLTarget="_blank",如:
o%,?v
9 <?xml version="1.0" encoding="GB2312"?>
y`i?Qo3 <MenuData ImagesBaseURL="images/">
D<`M<:nq <MenuGroup>
drxCjuz" <MenuItem Label="内参信息" URL="Infomation.aspx" >
/9A6"Z <MenuGroup ID="BBC">
5\EnD,y <MenuItem Label="公告信息" URL="Infomation.aspx" URLTarget="_blank" LeftIcon="file.gif"/>
R,s}<N$ <MenuItem Label="编制信息简报" URL="NewInfo.aspx" LeftIcon="file.gif" />
r1Hh @sxn ......
lWn}afI 6V"uovN2 最好将你的aspnetmenu升级到1.2版
T/.U Mw XtQwLH+F
21.读取DataGrid控件TextBox值
"D'rsEh foreach(DataGrid dgi in yourDataGrid.Items)
~.4y* & {
&lgzNC9g% TextBox tb = (TextBox)dgi.FindControl("yourTextBoxId");
~Zn|( tb.Text....
AmZW=n2^ }
}[=)sb_ ULhXyItL 23.在DataGrid中有3个模板列包含Textbox分别为 DG_ShuLiang (数量) DG_DanJian(单价) DG_JinE(金额)分别在5.6.7列,要求在录入数量及单价的时候自动算出金额即:数量*单价=金额还要求录入时限制为 数值型.我如何用客户端脚本实现这个功能?
BIS ., Fi'ZId 〖思归〗
ilXKJJda <asp:TemplateColumn HeaderText="数量">
rvU^W+d <ItemTemplate>
2rW9ja <asp:TextBox id="ShuLiang" runat=’server’ Text=’<%# DataBinder.Eval(Container.DataItem,"DG_ShuLiang")%>’
w59q* 2 onkeyup="javascript:DoCal()"
P+Gz' />
:7i x`C2 Eg&:yF}?( <asp:RegularExpressionValidator id="revS" runat="server" ControlToValidate="ShuLiang" ErrorMessage="must be integer" ValidationExpression="^\d+$" />
Uq @].3nf </ItemTemplate>
*kpP)\P </asp:TemplateColumn>
!x:{" U[2;Fkapi <asp:TemplateColumn HeaderText="单价">
wwRPfr[ <ItemTemplate>
~BqC!v.)@E <asp:TextBox id="DanJian" runat=’server’ Text=’<%# DataBinder.Eval(Container.DataItem,"DG_DanJian")%>’
($!uBF-b onkeyup="javascript:DoCal()"
7n o6
/>
$e2+O\.> d!46`b$rd <asp:RegularExpressionValidator id="revS2" runat="server" ControlToValidate="DanJian" ErrorMessage="must be numeric" ValidationExpression="^\d+(\.\d*)?$" />
I o"3wL)2 [W*M#00_&4 </ItemTemplate>
"iGQ1#6|d </asp:TemplateColumn>
sv&^sARN +'Y?K]zbt <asp:TemplateColumn HeaderText="金额">
5JEOLPS <ItemTemplate>
5rf Dm <asp:TextBox id="JinE" runat=’server’ Text=’<%# DataBinder.Eval(Container.DataItem,"DG_JinE")%>’ />
Td|u-9OM </ItemTemplate>
Rc3!u^?u </asp:TemplateColumn><script language="javascript">
4x}U+1B function DoCal()
cIQbu#[@ {
+0)M1!gK var e = event.srcElement;
9Zj3 "v+b var row = e.parentNode.parentNode;
}& W= var txts = row.all.tags("INPUT");
5]up%. if (!txts.length || txts.length < 3)
7W*a+^ return;
XjCx`bX^< :?j=MV var q = txts[txts.length-3].value;
:nR80] var p = txts[txts.length-2].value;
@/?i|!6 b`$qKO if (isNaN(q) || isNaN(p))
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