1. 打开新的窗口并传送参数:
;MH((M/AN }6zo1" 传送参数:
G Y? ?q8 response.write("<script>window.open(’*.aspx?id="+this.DropDownList1.SelectIndex+"&id1="+...+"’)</script>")
h RK& g}(yq:D 接收参数:
V`*N2ztSL string a = Request.QueryString("id");
h"h3SD~ string b = Request.QueryString("id1");
B",5"'id Wtl/xA_ 2.为按钮添加对话框
Zj,1)ii Button1.Attributes.Add("onclick","return confirm(’确认?’)");
!h\.w9o[ button.attributes.add("onclick","if(confirm(’are you sure...?’)){return true;}else{return false;}")
?\|QDJXY ZBw]H'sT 3.删除表格选定记录
?#N:
a int intEmpID = (int)MyDataGrid.DataKeys[e.Item.ItemIndex];
>uHU3<2& string deleteCmd = "DELETE from Employee where emp_id = " + intEmpID.ToString()
KtTlc#*KU bs_>!H1 4.删除表格记录警告
p5RnFe l private void DataGrid_ItemCreated(Object sender,DataGridItemEventArgs e)
*4]u?R {
z$#q'+$ switch(e.Item.ItemType)
5q<cZ)v#& {
kD_Ac{{< case ListItemType.Item :
Y#aL]LxZE case ListItemType.AlternatingItem :
$;GH
-+ case ListItemType.EditItem:
Vl"20): TableCell myTableCell;
<%d/"XNg[D myTableCell = e.Item.Cells[14];
3y#0Lb-y LinkButton myDeleteButton ;
T!![7Rs myDeleteButton = (LinkButton)myTableCell.Controls[0];
c~1+5& myDeleteButton.Attributes.Add("onclick","return confirm(’您是否确定要删除这条信息’);");
`^3 N|76Y break;
'0\,waEu default:
{J#SpG 7 break;
0j{Rsy }
clhmpu JATW'HWC|I }
G;RFY!o HpbSf1VvAf 5.点击表格行链接另一页
=|}_ASbzw private void grdCustomer_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
R-2NJ0F7 {
8PKUg
"p //点击表格打开
80(Olf@PE if (e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
NUSb7<s,&Y e.Item.Attributes.Add("onclick","window.open(’Default.aspx?id=" + e.Item.Cells[0].Text + "’);");
RCZ"BxleU }
Ez()W,6]g ]iI2 双击表格连接到另一页
%5g(|Y] S10"yhn(-t 在itemDataBind事件中
:%&|5Ytb if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
V47z;oMXct {
TH[xSg string OrderItemID =e.item.cells[1].Text;
aM U0BS" ...
Gm`#0)VC e.item.Attributes.Add("ondblclick", "location.href=’../ShippedGrid.aspx?id=" + OrderItemID + "’");
B/Jz$D }
h7r*5E }4Q~<2 双击表格打开新一页
kZb #k# if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
asEk3 {
g:dtfa/] string OrderItemID =e.item.cells[1].Text;
8Pb~`E/ ...
-BV8,1 e.item.Attributes.Add("ondblclick", "open(’../ShippedGrid.aspx?id=" + OrderItemID + "’)");
3@}rO~ }
z D "n7; qdW"g$fW ★特别注意:【?id=】 处不能为 【?id =】
*'i9 6.表格超连接列传递参数
{[I]pm~n <asp:HyperLinkColumn Target="_blank" headertext="ID号" DataTextField="id" NavigateUrl="aaa.aspx?id=’
ey/{Z<D <%# DataBinder.Eval(Container.DataItem, "数据字段1")%>’ & name=’<%# DataBinder.Eval(Container.DataItem, "数据字段2")%>’ />
_%R]TlL $O'IbA 7.表格点击改变颜色
;!~&-I0l if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
Z]~) ->=} {
M6nQ17\{ e.Item.Attributes.Add("onclick","this.style.backgroundColor=’#99cc00’;
b((>?=hh this.style.color=’buttontext’;this.style.cursor=’default’;");
Jn :h;|9w }
S4ys)!V1V Q9G\T:^ury 写在DataGrid的_ItemDataBound里
?)-#\z=6G if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
|Eyn0\OA {
#fGI#]SG? e.Item.Attributes.Add("onmouseover","this.style.backgroundColor=’#99cc00’;
DXI{ jalL this.style.color=’buttontext’;this.style.cursor=’default’;");
`erKHZ]S e.Item.Attributes.Add("onmouseout","this.style.backgroundColor=’’;this.style.color=’’;");
pie8 3Wy> }
Y5fz_ [(" i)!2DXn @ajt
D-_2 8.关于日期格式
[_BQ%7DU 5 eLm 日期格式设定
SSQB1c DataFormatString="{0:yyyy-MM-dd}"
luWr.<1 urbSprdF 我觉得应该在itembound事件中
W9D~:>^YP e.items.cell["你的列"].text=DateTime.Parse(e.items.cell["你的列"].text.ToString("yyyy-MM-dd"))
<5 )F9.$ {D$5M/$ 9.获取错误信息并到指定页面
/:Q ;:PxWm|_ 不要使用Response.Redirect,而应该使用Server.Transfer
zG*
>g N^Hj%5 e.g
PDgd'y // in global.asax
'.B5CQ protected void Application_Error(Object sender, EventArgs e) {
fxQ4kiI if (Server.GetLastError() is HttpUnhandledException)
xqQLri} Server.Transfer("MyErrorPage.aspx");
-HU4Ow ,{C
hHnJ%# //其余的非HttpUnhandledException异常交给ASP.NET自己处理就okay了 :)
\\ZCi`O }
p![UO I"W |[_%zV;p>v 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
#E$*PAB ]x(cX&S-9 10.清空Cookie
/lS5B6NU Cookie.Expires=[DateTime];
@ogj -ol& Response.Cookies("UserName").Expires = 0
}&LVD$Bz J#?`l, 11.自定义异常处理
*'cyFu$ //自定义异常处理类
jwL\|B oE using System;
fW
w+'xF! using System.Diagnostics;
l`<1Y| k>)Uyw$! namespace MyAppException
J kxsua {
hiKyU!)Hv /// <summary>
(fun,(R6" /// 从系统异常类ApplicationException继承的应用程序异常处理类。
fZiwuq!_ /// 自动将异常内容记录到Windows NT/2000的应用程序日志
wnU-5r&!] /// </summary>
JfsvK2I public class AppException:System.ApplicationException
\0veld {
]!X[[w) public AppException()
KvH t`
{
-pHUC't if (ApplicationConfiguration.EventLogEnabled)LogEvent("出现一个未知错误。");
_iF*BnmN }
.% 79(r^ 9Ca }+ public AppException(string message)
b_ vKP {
(M 2hK[ LogEvent(message);
M?_7*o]! }
P84=.*> %-KgR public AppException(string message,Exception innerException)
_Ie?{5$ng` {
qi*Dd[OG LogEvent(message);
#62*'.B4 if (innerException != null)
Cq -URih {
R > [2*o" LogEvent(innerException.Message);
VkkC;/BBW }
Jsa]RA }
7<ZGNxZ~ gHtflS //日志记录类
4:=VHd using System;
hTQ8y10a using System.Configuration;
MCAWn
H using System.Diagnostics;
`>- 56 % using System.IO;
D<gd) using System.Text;
fcTg/EXn using System.Threading;
&u!MI ti^=aB
namespace MyEventLog
H0f] Swh0a {
Iw4[D#o /// <summary>
T#\=v(_NR /// 事件日志记录类,提供事件日志记录支持
H]}mg='kI /// <remarks>
mX%T"_^ /// 定义了4个日志记录方法 (error, warning, info, trace)
'=`af>Nc /// </remarks>
-(},%!-_ /// </summary>
cGyR_8:2cv public class ApplicationLog
Nwo*tb: {
\UP=pT@ /// <summary>
2fgYcQ8` /// 将错误信息记录到Win2000/NT事件日志中
u2S8DuJ /// <param name="message">需要记录的文本信息</param>
>K<cc#Aa /// </summary>
+NJIi@ public static void WriteError(String message)
>0UY,2d {
mM r$~^P: WriteLog(TraceLevel.Error, message);
^-Rqlr,F; }
^3ai}Ei3 'YJ~~o /// <summary>
CXBFR>" /// 将警告信息记录到Win2000/NT事件日志中
h[;DRD!Z /// <param name="message">需要记录的文本信息</param>
xn>N/+, /// </summary>
M.\XG}RR public static void WriteWarning(String message)
o!lKP> {
AyNpY_B0c WriteLog(TraceLevel.Warning, message);
5,pEJ>dDD3 }
pD!j#suMA Z*b$&nM /// <summary>
<G0Ut6J> /// 将提示信息记录到Win2000/NT事件日志中
0 ;].q*|# /// <param name="message">需要记录的文本信息</param>
<MKXFV /// </summary>
H.;2o(vD public static void WriteInfo(String message)
9^&B.6! 6 {
-Q/wW4dE= WriteLog(TraceLevel.Info, message);
IE3GZk+a~ }
Y4+]5;B8 /// <summary>
1(pv3 /// 将跟踪信息记录到Win2000/NT事件日志中
rp4{lHw>C/ /// <param name="message">需要记录的文本信息</param>
aCJ-T8?' /// </summary>
_F(Np\%_ public static void WriteTrace(String message)
^E_chx-e} {
r0@s3/ WriteLog(TraceLevel.Verbose, message);
+,g!xv4Q }
o@hj.)u l<qEX O /// <summary>
XgyLlp;,O /// 格式化记录到事件日志的文本信息格式
4:Oq(e_( /// <param name="ex">需要格式化的异常对象</param>
MJ$.ST /// <param name="catchInfo">异常信息标题字符串.</param>
@}
+k]c25 /// <retvalue>
;<*%BtD? /// <para>格式后的异常信息字符串,包括异常内容和跟踪堆栈.</para>
jrxq558 /// </retvalue>
}(!rB#bf /// </summary>
3kT?Y7<fv public static String FormatException(Exception ex, String catchInfo)
PI@?I&Bo {
A<^X P-Nrp StringBuilder strBuilder = new StringBuilder();
0Y'ow=8M if (catchInfo != String.Empty)
`t\\O {
K,6{c^qf strBuilder.Append(catchInfo).Append("\r\n");
v0TbQ }
>oN Wf strBuilder.Append(ex.Message).Append("\r\n").Append(ex.StackTrace);
7|yEf return strBuilder.ToString();
BnfuI }
r7#.DJnN. Nobu=
Z /// <summary>
g<ov` bF /// 实际事件日志写入方法
cNikLd~?A /// <param name="level">要记录信息的级别(error,warning,info,trace).</param>
>5E1y! /// <param name="messageText">要记录的文本.</param>
*Z\AO'h=Z /// </summary>
0_AIKJrL private static void WriteLog(TraceLevel level, String messageText)
Ly/ {
0176 try
B873UN {
@LFB}B EventLogEntryType LogEntryType;
r,3\32[? switch (level)
R)4,f~@" {
/MMnW$)
case TraceLevel.Error:
ri-D#F)} LogEntryType = EventLogEntryType.Error;
I5Ty@J# break;
YNl".c case TraceLevel.Warning:
(.i wD& LogEntryType = EventLogEntryType.Warning;
sIbPMu`&U break;
obN8+ j case TraceLevel.Info:
K}MlC}oIt LogEntryType = EventLogEntryType.Information;
|3~]XN- break;
Y
DW^N]G case TraceLevel.Verbose:
%iME[| u& LogEntryType = EventLogEntryType.SuccessAudit;
x3(
->?)D break;
<$pv;]n default:
.S1MxZhbP LogEntryType = EventLogEntryType.SuccessAudit;
ji\&?%(B break;
MIyT9",Pl }
,6#%+u}f WJ)4rQ$o EventLog eventLog = new EventLog("Application", ApplicationConfiguration.EventLogMachineName, ApplicationConfiguration.EventLogSourceName );
]NtBP //写入事件日志
'r(g5H1}gi eventLog.WriteEntry(messageText, LogEntryType);
c<lEFk!g _mk@1ft }
6tjV^sjs catch {} //忽略任何异常
}#;.b'` }
/fLm
)vN } //class ApplicationLog
FhPCFmmUT }
p-lFzNPc0 WMW=RgiW\ 12.Panel 横向滚动,纵向自动扩展
'/9q7?[E! <asp:panel style="overflow-x:scroll;overflow-y:auto;"></asp:panel>
\rATmjsKzS "'GhE+>Z 13.回车转换成Tab
sP}u zS <script language="javascript" for="document" event="onkeydown">
x%O6/rl if(event.keyCode==13 && event.srcElement.type!=’button’ && event.srcElement.type!=’submit’ && event.srcElement.type!=’reset’ && event.srcElement.type!=’’&& event.srcElement.type!=’textarea’);
,L.V>Ae event.keyCode=9;
_"OE}$C </script>
LE)$_i8gX xX9snSGz onkeydown="if(event.keyCode==13) event.keyCode=9"
dz>Jl},`k #d<|_ 14.DataGrid超级连接列
|H]0pbC)w DataNavigateUrlField="字段名" DataNavigateUrlFormatString="
http://xx/inc/delete.aspx?ID={0}"
1G67#L)USq 34[TM 3L]. 15.DataGrid行随鼠标变色
7
, _b private void DGzf_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
>]%$lSCW\D {
WbBd<^Q if (e.Item.ItemType!=ListItemType.Header)
@H3x51PT(m {
kwqY~@W e.Item.Attributes.Add( "onmouseout","this.style.backgroundColor=\""+e.Item.Style["BACKGROUND-COLOR"]+"\"");
)y Zr] e.Item.Attributes.Add( "onmouseover","this.style.backgroundColor=\""+ "#EFF3F7"+"\"");
6|{&7=1t }
i~AReJxt7 }
Gg]Jp:GF 7lA_*t@y 16.模板列
#,#:{&H <ASP:TEMPLATECOLUMN visible="False" sortexpression="demo" headertext="ID">
?FUK_] <ITEMTEMPLATE>
+]zRn <ASP:LABEL text=’<%# DataBinder.Eval(Container.DataItem, "ArticleID")%>’ runat="server" width="80%" id="lblColumn" />
6`G8 UDK>F </ITEMTEMPLATE>
XN>bv|*q </ASP:TEMPLATECOLUMN>
4e;$+!dlV *
h S 6F <ASP:TEMPLATECOLUMN headertext="选中">
@$ju Qm <HEADERSTYLE wrap="False" horizontalalign="Center"></HEADERSTYLE>
].5q,A] <ITEMTEMPLATE>
qX; F+~ <ASP:CHECKBOX id="chkExport" runat="server" />
l(-"rE </ITEMTEMPLATE>
uFb
9Ic]` <EDITITEMTEMPLATE>
g]c6_DMfb1 <ASP:CHECKBOX id="chkExportON" runat="server" enabled="true" />
$o;c:Kh$$ </EDITITEMTEMPLATE>
hQ!59 </ASP:TEMPLATECOLUMN>
j_~mP>el) L,
#|W 后台代码
'*&dP" protected void CheckAll_CheckedChanged(object sender, System.EventArgs e)
{o 5^nd {
;"ESN)*|i //改变列的选定,实现全选或全不选。
]NI
CQ9 CheckBox chkExport ;
!4FOX>|L@ if( CheckAll.Checked)
nT+ZSr {
u<N`;s foreach(DataGridItem oDataGridItem in MyDataGrid.Items)
q,%Fvcmx+e {
&l!T2PX! chkExport = (CheckBox)oDataGridItem.FindControl("chkExport");
olA+B chkExport.Checked = true;
C^;8M'8z0 }
L;y BZLM }
Ewq@>$_! else
rly%+B `/ {
~tV7yY|zr foreach(DataGridItem oDataGridItem in MyDataGrid.Items)
o)n)Z~ {
L<3+D chkExport = (CheckBox)oDataGridItem.FindControl("chkExport");
,6pGKCUU:y chkExport.Checked = false;
[^bq?w }
JR
xY#k }
VCiq'LOR,< }
@D=%J!!* <1Sj_HCT 17.数字格式化
m"n" 1;o= 4[JF.O6} 【<%#Container.DataItem("price")%>的结果是500.0000,怎样格式化为500.00?】
Ycq )$7p <%#Container.DataItem("price","{0:¥#,##0.00}")%>
98O]tL+k/u GCiG50Z= int i=123456;
u*W! !(P/ string s=i.ToString("###,###.00");
zJl;|E". *]h"J] 18.日期格式化
2<p@G#( k9<UDg_ Y 【aspx页面内:<%# DataBinder.Eval(Container.DataItem,"Company_Ureg_Date")%>
E
i>GhvRM WiB~sIp 显示为: 2004-8-11 19:44:28
d!}oS<6 6OAEAIh 我只想要:2004-8-11 】
B:0oT <%# DataBinder.Eval(Container.DataItem,"Company_Ureg_Date","{0:yyyy-M-d}")%>
aPK:k$. {^(uoB C/ 应该如何改?
j (Q#NFT7 OI"g-+~ 【格式化日期】
H_t0$x(\ vr{|ubG]d 取出来,一般是object((DateTime)objectFromDB).ToString("yyyy-MM-dd");
$w <R".4 QRrAyRf[ 【日期的验证表达式】
%8%|6^, %#~wFW|]x A.以下正确的输入格式: [2004-2-29], [2004-02-29 10:29:39 pm], [2004/12/31]
r\F2X J^ ^((\d{2}(([02468][048])|([13579][26]))[\-\/\s]?((((0?[13578])|(1[02]))[\-\/\s]?((0?[1-9])|([1-2][0-9])|(3[01])))|(((0?[469])|(11))[\-\/\s]?((0?[1-9])|([1-2][0-9])|(30)))|(0?2[\-\/\s]?((0?[1-9])|([1-2][0-9])))))|(\d{2}(([02468][1235679])|([13579][01345789]))[\-\/\s]?((((0?[13578])|(1[02]))[\-\/\s]?((0?[1-9])|([1-2][0-9])|(3[01])))|(((0?[469])|(11))[\-\/\s]?((0?[1-9])|([1-2][0-9])|(30)))|(0?2[\-\/\s]?((0?[1-9])|(1[0-9])|(2[0-8]))))))(\s(((0?[1-9])|(1[0-2]))\:([0-5][0-9])((\s)|(\:([0-5][0-9])\s))([AM|PM|am|pm]{2,2})))?$
T0"nzukd i=]R1yP B.以下正确的输入格式:[0001-12-31], [9999 09 30], [2002/03/03]
L-rV+?i`6f ^\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]))$
izGU&VeB }$L1A 【大小写转换】
WQze|b% HttpUtility.HtmlEncode(string);
Y<(7u`F HttpUtility.HtmlDecode(string)
}7b{ZbDI C4`&_yoP4- 19.如何设定全局变量
IDD`N{EA TQNdBq5I6 Global.asax中
89GW! S;gy:n!t Application_Start()事件中
QKx(S=4jQ im9EV|; 添加Application[属性名] = xxx;
pU<J?cU8N bc~$" 就是你的全局变量
9&Un|cr cn/&QA" 20.怎样作到HyperLinkColumn生成的连接后,点击连接,打开新窗口?
TbT/ 5W3 8-7Ml3G* HyperLinkColumn有个属性Target,将器值设置成"_blank"即可.(Target="_blank")
EW vhT]<0 4&%H;Q 【ASPNETMENU】点击菜单项弹出新窗口
\}u/0UF97 (Cq 38~mR 在你的menuData.xml文件的菜单项中加入URLTarget="_blank",如:
p{W
Amly <?xml version="1.0" encoding="GB2312"?>
yufw}Lo- <MenuData ImagesBaseURL="images/">
+J;b3UE# <MenuGroup>
qC"`i}7 <MenuItem Label="内参信息" URL="Infomation.aspx" >
6^V( C;5! <MenuGroup ID="BBC">
;-Os~81o? <MenuItem Label="公告信息" URL="Infomation.aspx" URLTarget="_blank" LeftIcon="file.gif"/>
DO-M0L <MenuItem Label="编制信息简报" URL="NewInfo.aspx" LeftIcon="file.gif" />
?E
V^H-rr ......
@lWNSf $IX(a4' 最好将你的aspnetmenu升级到1.2版
IemhHf ^l 4q7H 21.读取DataGrid控件TextBox值
4|I;z foreach(DataGrid dgi in yourDataGrid.Items)
Ja4M@z {
&v1E)/q{Z TextBox tb = (TextBox)dgi.FindControl("yourTextBoxId");
}qoId3iY!7 tb.Text....
r(Z?Fs/ }
Gf9sexn]l &Ejhw3Nw 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?
Bhx.q,X mLkp*?sfC 〖思归〗
'jE/Tre^ <asp:TemplateColumn HeaderText="数量">
(jhi<eV <ItemTemplate>
KWD{_h{ R <asp:TextBox id="ShuLiang" runat=’server’ Text=’<%# DataBinder.Eval(Container.DataItem,"DG_ShuLiang")%>’
y(22m+B onkeyup="javascript:DoCal()"
X"`[&