1. 打开新的窗口并传送参数:
Ae,-.xJ YyX/:1 sg> 传送参数:
'676\2. response.write("<script>window.open(’*.aspx?id="+this.DropDownList1.SelectIndex+"&id1="+...+"’)</script>")
l`2X'sw[/ e`Xy!@`_ 接收参数:
R
v9?<] string a = Request.QueryString("id");
khl(9R4a string b = Request.QueryString("id1");
PXGS5, ;lST@> 2.为按钮添加对话框
"C$z) Button1.Attributes.Add("onclick","return confirm(’确认?’)");
ZdEeY|j button.attributes.add("onclick","if(confirm(’are you sure...?’)){return true;}else{return false;}")
0s = h*"[ XD`QU m 3.删除表格选定记录
t"`LJE._P int intEmpID = (int)MyDataGrid.DataKeys[e.Item.ItemIndex];
Z*d8b string deleteCmd = "DELETE from Employee where emp_id = " + intEmpID.ToString()
#q~SfG M}4%LjD 4.删除表格记录警告
Wh%qvV6] private void DataGrid_ItemCreated(Object sender,DataGridItemEventArgs e)
MN2# {
c'_-jdi`>_ switch(e.Item.ItemType)
9&}`.Py {
wVBY^TE case ListItemType.Item :
buo_H@@p{s case ListItemType.AlternatingItem :
Lj"~6l`) case ListItemType.EditItem:
9<5SQ TableCell myTableCell;
65VnH= myTableCell = e.Item.Cells[14];
b
r)o Sw LinkButton myDeleteButton ;
=:aH2T* myDeleteButton = (LinkButton)myTableCell.Controls[0];
;YxQo
o> myDeleteButton.Attributes.Add("onclick","return confirm(’您是否确定要删除这条信息’);");
]RmQ*F- break;
TX]4Y953D default:
o#{D;' break;
t=iSMe }
n.C.th
>Y1 chsjY]b }
-zg,pK$+ 2 q J}5 5.点击表格行链接另一页
Q7$ILW-S private void grdCustomer_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
(yE?)s {
22|eiW/a //点击表格打开
s+>""yi if (e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
gZgb-$b e.Item.Attributes.Add("onclick","window.open(’Default.aspx?id=" + e.Item.Cells[0].Text + "’);");
~$>l@> xX }
nMD^x d$s1l 双击表格连接到另一页
)J8dm'wH92 693J?Yah[ 在itemDataBind事件中
^ Sx0t if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
z8M^TV {
KotJ,s]B string OrderItemID =e.item.cells[1].Text;
^~(vP: ...
x^}kG[s e.item.Attributes.Add("ondblclick", "location.href=’../ShippedGrid.aspx?id=" + OrderItemID + "’");
<CJua1l\ }
g o/]+vD &|u 双击表格打开新一页
7/NXb if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
$b\`N2J-_ {
p~I+ZYWF' string OrderItemID =e.item.cells[1].Text;
!8vHN=)z ...
+ex@[grsGT e.item.Attributes.Add("ondblclick", "open(’../ShippedGrid.aspx?id=" + OrderItemID + "’)");
R-J\c+C>W }
u&`7 C ^AMcZ6!\ ★特别注意:【?id=】 处不能为 【?id =】
=,KRZqz 6.表格超连接列传递参数
%\=5,9A\ <asp:HyperLinkColumn Target="_blank" headertext="ID号" DataTextField="id" NavigateUrl="aaa.aspx?id=’
?:Y{c#w> <%# DataBinder.Eval(Container.DataItem, "数据字段1")%>’ & name=’<%# DataBinder.Eval(Container.DataItem, "数据字段2")%>’ />
d<.
hkNN Z}.N4 / 7.表格点击改变颜色
.&.j?kb if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
bT}P":*y {
B2VC:TG> e.Item.Attributes.Add("onclick","this.style.backgroundColor=’#99cc00’;
F{ J>=TC this.style.color=’buttontext’;this.style.cursor=’default’;");
:kq J~ }
D61CO-E(D
7
2ux3D 写在DataGrid的_ItemDataBound里
O5{!CT$ if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
|\2zw _o {
{bL6%._C e.Item.Attributes.Add("onmouseover","this.style.backgroundColor=’#99cc00’;
4&)*PKq this.style.color=’buttontext’;this.style.cursor=’default’;");
XodA(73`i e.Item.Attributes.Add("onmouseout","this.style.backgroundColor=’’;this.style.color=’’;");
(=0W[@k }
M hNzmI&` z`((l#( >>=lh 8.关于日期格式
|r 1\ *W,"UL6U8y 日期格式设定
D4<nS<8 DataFormatString="{0:yyyy-MM-dd}"
{<iIL3\mC {S(?E_id5b 我觉得应该在itembound事件中
K>6#MI e.items.cell["你的列"].text=DateTime.Parse(e.items.cell["你的列"].text.ToString("yyyy-MM-dd"))
!!4_x
]
o tjoM 9.获取错误信息并到指定页面
Jf@M>BT^A \v{tK; 不要使用Response.Redirect,而应该使用Server.Transfer
(%"M% Qko {NXc<0a( e.g
"DM$FRI0 // in global.asax
Rv
?Go2 protected void Application_Error(Object sender, EventArgs e) {
/8@JWK^I{ if (Server.GetLastError() is HttpUnhandledException)
XP
*pYN Server.Transfer("MyErrorPage.aspx");
}UZ$<81= A:ls'MkZ4 //其余的非HttpUnhandledException异常交给ASP.NET自己处理就okay了 :)
0e9W>J9 }
AJ[g~s't OEy'8O$ 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
T{d7,.: Oyhl*`-*t 10.清空Cookie
7$WO@yOsh Cookie.Expires=[DateTime];
L.>tJ.ID Response.Cookies("UserName").Expires = 0
o0&jel1a } WY7!Y 11.自定义异常处理
#ebT$hf30 //自定义异常处理类
G*uy@s: using System;
Bx0^?> using System.Diagnostics;
~Y@( PmyS6a@ namespace MyAppException
E.Xfb"] {
>3s9vdUp4h /// <summary>
G*2bYsnhX /// 从系统异常类ApplicationException继承的应用程序异常处理类。
Lw\ANku /// 自动将异常内容记录到Windows NT/2000的应用程序日志
%h 6?/ /// </summary>
V;mKJ.d${ public class AppException:System.ApplicationException
q PuxYU {
."l@aE=| public AppException()
&N GYV {
1BwCJ7?8 if (ApplicationConfiguration.EventLogEnabled)LogEvent("出现一个未知错误。");
}MW*xtGV }
xcwyn\93) P}N%**>` public AppException(string message)
hc2[,Hju{O {
v' .:?9 LogEvent(message);
% @3AA< }
KL,=Z&.<= >|WNsjkU% public AppException(string message,Exception innerException)
frbKi _1 {
\NKf$"x} LogEvent(message);
{\jh?P| if (innerException != null)
U(]a(k<r {
&G7JGar LogEvent(innerException.Message);
f!a[+^RB: }
:,%~rR }
87c7p=/0` ?Q[uIQ?dV //日志记录类
EWNh:<F? using System;
p#hs8xz using System.Configuration;
&Z/aM? using System.Diagnostics;
|8PUmax using System.IO;
uS<7X7|!0 using System.Text;
E ;65k Z using System.Threading;
=:n>yZ3T m]}
E0 namespace MyEventLog
XWV) {
I8@NQ=UV0 /// <summary>
u$$@Hw /// 事件日志记录类,提供事件日志记录支持
)n}Wb+2I /// <remarks>
$cEl6(66iX /// 定义了4个日志记录方法 (error, warning, info, trace)
z(d@!Cd /// </remarks>
=`[08 /// </summary>
n o`c[XY public class ApplicationLog
K)~ m{ {
e p~3e5 /// <summary>
/:d03N\9k /// 将错误信息记录到Win2000/NT事件日志中
35B G&;C /// <param name="message">需要记录的文本信息</param>
r/'9@oM /// </summary>
)$Xd#bzD| public static void WriteError(String message)
2ikY.Xi6 {
S.rlF1` WriteLog(TraceLevel.Error, message);
BM!\U 6 }
zOD5a=[1 |E-/b6G /// <summary>
MO&QR-OY /// 将警告信息记录到Win2000/NT事件日志中
\.y|=Ql_u /// <param name="message">需要记录的文本信息</param>
=)vmX0vL /// </summary>
k v1q\ public static void WriteWarning(String message)
h
92\1, {
RX8$&z WriteLog(TraceLevel.Warning, message);
m d:$OC3 }
p s=jGh[ y}*rRm.: /// <summary>
jOj`S%7 /// 将提示信息记录到Win2000/NT事件日志中
S453oG" /// <param name="message">需要记录的文本信息</param>
SO%x=W /// </summary>
y
E-H-r~I public static void WriteInfo(String message)
L9nv05B {
{Ak{
ct\t WriteLog(TraceLevel.Info, message);
*c4uCI:0t }
Fj}|uiOQUS /// <summary>
U<{8nMB /// 将跟踪信息记录到Win2000/NT事件日志中
5_Yl!= /// <param name="message">需要记录的文本信息</param>
__r]@hY /// </summary>
BV,P;T0"D public static void WriteTrace(String message)
</F@5* {
sG`|| Kb;n WriteLog(TraceLevel.Verbose, message);
vKN"o* q }
P/snzm|@ uH[d%y/ /// <summary>
B2t.;uz(, /// 格式化记录到事件日志的文本信息格式
ga&l.:lo /// <param name="ex">需要格式化的异常对象</param>
D,%R[F?5O /// <param name="catchInfo">异常信息标题字符串.</param>
HSGM&!5mW /// <retvalue>
ON#\W>MK? /// <para>格式后的异常信息字符串,包括异常内容和跟踪堆栈.</para>
`RDlk /// </retvalue>
',j'Hf /// </summary>
B5h-JON]- public static String FormatException(Exception ex, String catchInfo)
{vYmK#} {
&}wrN(?w StringBuilder strBuilder = new StringBuilder();
HPl!r0 h if (catchInfo != String.Empty)
=S/$h}Vi {
| n5F_RL strBuilder.Append(catchInfo).Append("\r\n");
CY;ML6c@ }
5Nc~cD%0tK strBuilder.Append(ex.Message).Append("\r\n").Append(ex.StackTrace);
%Z~,F? return strBuilder.ToString();
H?98^y7 }
+;~JHx.~X HL$}Gh]q /// <summary>
}rf_: /// 实际事件日志写入方法
#k2&2W=x /// <param name="level">要记录信息的级别(error,warning,info,trace).</param>
S6-)N(3| /// <param name="messageText">要记录的文本.</param>
V&`\ s5Q /// </summary>
p6m](Jg private static void WriteLog(TraceLevel level, String messageText)
EeGP E {
2GOQ| Z try
N1$lG?
)+ {
jqxeON EventLogEntryType LogEntryType;
6*,'A|t?y switch (level)
YSwAu,$jf {
= !7k/n'; case TraceLevel.Error:
hZ2!UW4' LogEntryType = EventLogEntryType.Error;
,ButNBv break;
#-
$?2?2 case TraceLevel.Warning:
^|y6oj LogEntryType = EventLogEntryType.Warning;
2KVMQH`B9 break;
x&9}] E^< case TraceLevel.Info:
_[;>V*?zp5 LogEntryType = EventLogEntryType.Information;
0VC8'6S_k break;
?8[,0l:| case TraceLevel.Verbose:
WccTR
aq LogEntryType = EventLogEntryType.SuccessAudit;
}[ LME Z break;
:e> y=
s> default:
)\!_`ob LogEntryType = EventLogEntryType.SuccessAudit;
ETvn$ Jdp break;
kbzzage6L }
KrE:ilm#^Y lx*"Pj9hho EventLog eventLog = new EventLog("Application", ApplicationConfiguration.EventLogMachineName, ApplicationConfiguration.EventLogSourceName );
V5sH:A7GJ //写入事件日志
gyi<ot; eventLog.WriteEntry(messageText, LogEntryType);
_kUf[& gN#&Ag<? }
j3{8]D catch {} //忽略任何异常
q\wT[W31@ }
dw{L,u`68 } //class ApplicationLog
sLiKcR8^ }
~lO^C CVfQ 12.Panel 横向滚动,纵向自动扩展
USF&; M3 <asp:panel style="overflow-x:scroll;overflow-y:auto;"></asp:panel>
h+EG)
< Wr+?ul*_ 13.回车转换成Tab
N&g9z{m7 <script language="javascript" for="document" event="onkeydown">
{2wfv2hQ if(event.keyCode==13 && event.srcElement.type!=’button’ && event.srcElement.type!=’submit’ && event.srcElement.type!=’reset’ && event.srcElement.type!=’’&& event.srcElement.type!=’textarea’);
db$wKvO1 event.keyCode=9;
P.^%8L </script>
A0{ !m dIk/vg onkeydown="if(event.keyCode==13) event.keyCode=9"
_ dFZR
gC^4K9g 14.DataGrid超级连接列
DyeV
uB DataNavigateUrlField="字段名" DataNavigateUrlFormatString="
http://xx/inc/delete.aspx?ID={0}"
A[20ic H9nVtS{x 15.DataGrid行随鼠标变色
|"V]$s$ c private void DGzf_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
I4]|r k9 {
#wz1uw[pI! if (e.Item.ItemType!=ListItemType.Header)
["l1\YCi {
pw;
e.Item.Attributes.Add( "onmouseout","this.style.backgroundColor=\""+e.Item.Style["BACKGROUND-COLOR"]+"\"");
]pUf[^4 e.Item.Attributes.Add( "onmouseover","this.style.backgroundColor=\""+ "#EFF3F7"+"\"");
+$Q.N{LV }
/G)Y~1ASA% }
a1V+doC AQX~do\A 16.模板列
|eS5~0<` <ASP:TEMPLATECOLUMN visible="False" sortexpression="demo" headertext="ID">
cRYnQ{$' <ITEMTEMPLATE>
|+Gv)Rvp <ASP:LABEL text=’<%# DataBinder.Eval(Container.DataItem, "ArticleID")%>’ runat="server" width="80%" id="lblColumn" />
r&F(VF0
6 </ITEMTEMPLATE>
E]eVoC </ASP:TEMPLATECOLUMN>
m$nT#@l5bH AgKG>%0 <ASP:TEMPLATECOLUMN headertext="选中">
d+FS <HEADERSTYLE wrap="False" horizontalalign="Center"></HEADERSTYLE>
A y ?;0w0 <ITEMTEMPLATE>
JkT, i_ <ASP:CHECKBOX id="chkExport" runat="server" />
2c?-_OCy; </ITEMTEMPLATE>
tbz?th\# <EDITITEMTEMPLATE>
8@`"Zz M <ASP:CHECKBOX id="chkExportON" runat="server" enabled="true" />
r!Ujy .R </EDITITEMTEMPLATE>
pfd||Z </ASP:TEMPLATECOLUMN>
.iK{=L/(y aD
yHIh8 后台代码
PF$K> d protected void CheckAll_CheckedChanged(object sender, System.EventArgs e)
5I #L|+ {
?^TjG)e7 //改变列的选定,实现全选或全不选。
R7~H}>uaF CheckBox chkExport ;
zY?GO"U" if( CheckAll.Checked)
]ZJu {
s)_Xj`Q# foreach(DataGridItem oDataGridItem in MyDataGrid.Items)
tK9_]663 {
gFk~SJd chkExport = (CheckBox)oDataGridItem.FindControl("chkExport");
5sbMp;ZM chkExport.Checked = true;
py9zDWk~ }
(r8Rb*OP }
}e}J6[wP else
G$X+g{ {
AvW2)+6G foreach(DataGridItem oDataGridItem in MyDataGrid.Items)
dz^l6<a"n {
F$TNYZ chkExport = (CheckBox)oDataGridItem.FindControl("chkExport");
tvNh@it:F chkExport.Checked = false;
4F_*,_Y }
@^g/`{j>J }
A`E7V}~ }
^,@!L-<~(b sT|$@$bN 17.数字格式化
INca U`gQ7 【<%#Container.DataItem("price")%>的结果是500.0000,怎样格式化为500.00?】
h.\V;6ly <%#Container.DataItem("price","{0:¥#,##0.00}")%>
lq2Ah=FuN b"U{@ int i=123456;
$umh&z/ string s=i.ToString("###,###.00");
KA )9&6 PoyY}Ra 18.日期格式化
>)g`;iO X+l&MD 【aspx页面内:<%# DataBinder.Eval(Container.DataItem,"Company_Ureg_Date")%>
1r6>.&p lR5<
G 显示为: 2004-8-11 19:44:28
oj.f
uJD H,r> @Y 我只想要:2004-8-11 】
5GD6%{\O <%# DataBinder.Eval(Container.DataItem,"Company_Ureg_Date","{0:yyyy-M-d}")%>
Uloa]X=Im8 0IHcyb 应该如何改?
j{)_&|^{ jq6BwUN 【格式化日期】
bzFwQi}> ka_]s:>+ 取出来,一般是object((DateTime)objectFromDB).ToString("yyyy-MM-dd");
gg;&a( a]NQlsE}l 【日期的验证表达式】
0!v+ + xf1@mi[a A.以下正确的输入格式: [2004-2-29], [2004-02-29 10:29:39 pm], [2004/12/31]
=rBNEd ^((\d{2}(([02468][048])|([13579][26]))[\-\/\s]?((((0?[13578])|(1[02]))[\-\/\s]?((0?[1-9])|([1-2][0-9])|(3[01])))|(((0?[469])|(11))[\-\/\s]?((0?[1-9])|([1-2][0-9])|(30)))|(0?2[\-\/\s]?((0?[1-9])|([1-2][0-9])))))|(\d{2}(([02468][1235679])|([13579][01345789]))[\-\/\s]?((((0?[13578])|(1[02]))[\-\/\s]?((0?[1-9])|([1-2][0-9])|(3[01])))|(((0?[469])|(11))[\-\/\s]?((0?[1-9])|([1-2][0-9])|(30)))|(0?2[\-\/\s]?((0?[1-9])|(1[0-9])|(2[0-8]))))))(\s(((0?[1-9])|(1[0-2]))\:([0-5][0-9])((\s)|(\:([0-5][0-9])\s))([AM|PM|am|pm]{2,2})))?$
9|yn{4E sFNB rL B.以下正确的输入格式:[0001-12-31], [9999 09 30], [2002/03/03]
aAY=0rCI- ^\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]))$
1+;Z0$edxz V=!tZ[4z$h 【大小写转换】
x!CCSM;q HttpUtility.HtmlEncode(string);
Gc= # HttpUtility.HtmlDecode(string)
Xo[={2_ 5mNd5IM 19.如何设定全局变量
s&vREx(
<^j,jX Global.asax中
_jmkA meu /A3tY"Vn Application_Start()事件中
3Qt-%=b& V+7x_>!&) 添加Application[属性名] = xxx;
OhT?W[4 eNN)2-96 就是你的全局变量
-)%l{@Mr YXCfP~i 20.怎样作到HyperLinkColumn生成的连接后,点击连接,打开新窗口?
P]*,955*) NUVFG; HyperLinkColumn有个属性Target,将器值设置成"_blank"即可.(Target="_blank")
Y`@:L'j -h&AO\*^W 【ASPNETMENU】点击菜单项弹出新窗口
H f}-> KCR6@{@ 在你的menuData.xml文件的菜单项中加入URLTarget="_blank",如:
0rbMT`Hy <?xml version="1.0" encoding="GB2312"?>
Y*-#yG9 <MenuData ImagesBaseURL="images/">
,v;P@RL|g <MenuGroup>
T_}9b <MenuItem Label="内参信息" URL="Infomation.aspx" >
"F/% {0d <MenuGroup ID="BBC">
w}="}Cb <MenuItem Label="公告信息" URL="Infomation.aspx" URLTarget="_blank" LeftIcon="file.gif"/>
8c-r;DE <MenuItem Label="编制信息简报" URL="NewInfo.aspx" LeftIcon="file.gif" />
D+Osz ......
T%kr&XsQX :f?};t+ 最好将你的aspnetmenu升级到1.2版
h$`P|#V& Ba$&4?8 21.读取DataGrid控件TextBox值
Kj|l]' foreach(DataGrid dgi in yourDataGrid.Items)
9&R. <I {
feOX]g#
TextBox tb = (TextBox)dgi.FindControl("yourTextBoxId");
OgpZwwk tb.Text....
Y<lJj"G }
Zo}O,;(F5 29R_?HBH 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?
QKW;r |l)z^V! 〖思归〗
=<ngtN <asp:TemplateColumn HeaderText="数量">
QkJAjmB <ItemTemplate>
LF\4>(C2g <asp:TextBox id="ShuLiang" runat=’server’ Text=’<%# DataBinder.Eval(Container.DataItem,"DG_ShuLiang")%>’
8]U;2H/z onkeyup="javascript:DoCal()"
tz#Fy?pe />
9sQ7wlK rPf<8oH <asp:RegularExpressionValidator id="revS" runat="server" ControlToValidate="ShuLiang" ErrorMessage="must be integer" ValidationExpression="^\d+$" />
&rY73qfP' </ItemTemplate>
4-RzWSFbo` </asp:TemplateColumn>
CAX)AN 4[=vt <asp:TemplateColumn HeaderText="单价">
Y.9s-g <ItemTemplate>
:\I88
-N@' <asp:TextBox id="DanJian" runat=’server’ Text=’<%# DataBinder.Eval(Container.DataItem,"DG_DanJian")%>’
j9FG)0 onkeyup="javascript:DoCal()"
I<p- o/TP />
#bN'N@| X6lkz*M. <asp:RegularExpressionValidator id="revS2" runat="server" ControlToValidate="DanJian" ErrorMessage="must be numeric" ValidationExpression="^\d+(\.\d*)?$" />
B}n
tD 7[=MgnmuC </ItemTemplate>
<