1. 打开新的窗口并传送参数:
"Fqrk>Q~ #=I5_u 传送参数:
y_{v&AGmgm response.write("<script>window.open(’*.aspx?id="+this.DropDownList1.SelectIndex+"&id1="+...+"’)</script>")
&(~"OD 3 /LW6W| 接收参数:
6?= ^8 string a = Request.QueryString("id");
tflUy\H> string b = Request.QueryString("id1");
4_o+gG%HaM 49dN ~k= 2.为按钮添加对话框
It5n;,n Button1.Attributes.Add("onclick","return confirm(’确认?’)");
zc!q a"4yM button.attributes.add("onclick","if(confirm(’are you sure...?’)){return true;}else{return false;}")
yz_xWx#9 ^c:I]_Ww 3.删除表格选定记录
;ZR^9%+y9 int intEmpID = (int)MyDataGrid.DataKeys[e.Item.ItemIndex];
|}<!O@<| string deleteCmd = "DELETE from Employee where emp_id = " + intEmpID.ToString()
.<-~k@ P
x$6FvgP( 4.删除表格记录警告
cDh\$7'b private void DataGrid_ItemCreated(Object sender,DataGridItemEventArgs e)
`
NWmwmWB" {
H:X(><J switch(e.Item.ItemType)
e)]DFP[n {
/UiB1-*b case ListItemType.Item :
r+}<]?aT>- case ListItemType.AlternatingItem :
ib~EQ?u{ case ListItemType.EditItem:
gBo~NLrf TableCell myTableCell;
@jD#Tn-* myTableCell = e.Item.Cells[14];
pNc4o@- LinkButton myDeleteButton ;
LgA>,. myDeleteButton = (LinkButton)myTableCell.Controls[0];
AI3\eH+ myDeleteButton.Attributes.Add("onclick","return confirm(’您是否确定要删除这条信息’);");
nLBi}T break;
!9EbG default:
PpR
eqmo break;
);fPir?+ }
Hu$JCB-% wy?Hp* E }
@gihIysf (:|1h@K/R 5.点击表格行链接另一页
"oT]_WHqo private void grdCustomer_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
lsB.>N lU {
PF:E{_~ //点击表格打开
:6}cczQE|O if (e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
^tl&FWF e.Item.Attributes.Add("onclick","window.open(’Default.aspx?id=" + e.Item.Cells[0].Text + "’);");
[I%'\CI; }
:c0 |w Kg#s<# h 双击表格连接到另一页
:w:ql/?X $
Bdxu 在itemDataBind事件中
Owm2/ if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
+c\uBrlZQ; {
YPS,[F'B. string OrderItemID =e.item.cells[1].Text;
8YkCTJfBGu ...
i-Ri;E e.item.Attributes.Add("ondblclick", "location.href=’../ShippedGrid.aspx?id=" + OrderItemID + "’");
_O"C`]] }
[,q^\T %YI !{ 双击表格打开新一页
hVu~[ 'Me if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
$lf\1)B~* {
cb9@
0^- string OrderItemID =e.item.cells[1].Text;
;($ 3,d8 ...
]8EkZC e.item.Attributes.Add("ondblclick", "open(’../ShippedGrid.aspx?id=" + OrderItemID + "’)");
BaE}|4 }
SRc|9W5t*J @RLlkWGc ★特别注意:【?id=】 处不能为 【?id =】
1xMD
)V: 6.表格超连接列传递参数
LQ4F/[1} <asp:HyperLinkColumn Target="_blank" headertext="ID号" DataTextField="id" NavigateUrl="aaa.aspx?id=’
rOXh?r <%# DataBinder.Eval(Container.DataItem, "数据字段1")%>’ & name=’<%# DataBinder.Eval(Container.DataItem, "数据字段2")%>’ />
R|dSjE s Z%I9:( 7.表格点击改变颜色
E0"DHjR if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
X e\,:~ {
kF7`R4Sz e.Item.Attributes.Add("onclick","this.style.backgroundColor=’#99cc00’;
,4kipJ!,yK this.style.color=’buttontext’;this.style.cursor=’default’;");
QlWkK.<Z3_ }
?+y# t? pt8#cU\ 写在DataGrid的_ItemDataBound里
7'TXR[ if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
+ZeK,Y+Xy {
5c3&4,,eR e.Item.Attributes.Add("onmouseover","this.style.backgroundColor=’#99cc00’;
"aeKrMgc6V this.style.color=’buttontext’;this.style.cursor=’default’;");
mS >I#? e.Item.Attributes.Add("onmouseout","this.style.backgroundColor=’’;this.style.color=’’;");
?=\_U }
<N\#6m u3_AZ2-; EO\@#",a 8.关于日期格式
Fs1ms) Gm'Ch}E 日期格式设定
9Q*zf@w DataFormatString="{0:yyyy-MM-dd}"
\}NZ]l R,[+9U|4V 我觉得应该在itembound事件中
>)S'`e4Gu e.items.cell["你的列"].text=DateTime.Parse(e.items.cell["你的列"].text.ToString("yyyy-MM-dd"))
wfc+E9E Ix'GP7-m_ 9.获取错误信息并到指定页面
}J\KnaKo 8:t1%O$ 不要使用Response.Redirect,而应该使用Server.Transfer
%'<m[wf^ o kNTxYJ e.g
R3} Z" // in global.asax
aW#_"Y}v' protected void Application_Error(Object sender, EventArgs e) {
h*?/[XY if (Server.GetLastError() is HttpUnhandledException)
t^@4n&Dg Server.Transfer("MyErrorPage.aspx");
0Kenyn4 ? &\s>PvnquX //其余的非HttpUnhandledException异常交给ASP.NET自己处理就okay了 :)
S]&7 }
&|)
(lX WJ(E3bb 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
Vr%!rQ <=7^D 10.清空Cookie
6d|%8.q1 Cookie.Expires=[DateTime];
>,%7bq=T! Response.Cookies("UserName").Expires = 0
.%N*g[J NuKx{y}P 11.自定义异常处理
oi}\;TG //自定义异常处理类
`(?x@Y>.Ht using System;
{"w4+m~+te using System.Diagnostics;
|&a[@(N:zf L~xzfO namespace MyAppException
bLi>jE.%. {
p3(&9~s /// <summary>
}9ZcO\M /// 从系统异常类ApplicationException继承的应用程序异常处理类。
5T;,wQ< /// 自动将异常内容记录到Windows NT/2000的应用程序日志
cE0Kvqe` /// </summary>
Ok2>%e public class AppException:System.ApplicationException
>QM$
NIf@ {
wXxk+DV@ public AppException()
~",,&>#[K {
)t$|'c} if (ApplicationConfiguration.EventLogEnabled)LogEvent("出现一个未知错误。");
dsJHhsu6 }
Uw5`zl ^YG.eT6iG public AppException(string message)
&`4v,l^Zi6 {
"Hw%@ LogEvent(message);
Bn_@R` }
_jCjq +A,t9 3:k public AppException(string message,Exception innerException)
SH5G {
gKGM|0u|r LogEvent(message);
A1,- qv1s if (innerException != null)
#.n%$r {
NP*M#3$[ LogEvent(innerException.Message);
^zr]#`@G }
B?tO&$s }
Z*(lg$A9M tkGJ!aUt //日志记录类
>O&:[CgEF using System;
y}bE'Od using System.Configuration;
*T'>-nm]
using System.Diagnostics;
s8<)lO<SV. using System.IO;
x=(cQmQ using System.Text;
.\>I- using System.Threading;
e.IKmH]z 8L7ZWw
d namespace MyEventLog
#7A_p8 {
?"[h P=3J /// <summary>
Y SE6PG /// 事件日志记录类,提供事件日志记录支持
icPg<>TQ /// <remarks>
]}&f<X /// 定义了4个日志记录方法 (error, warning, info, trace)
$lMEZt8A /// </remarks>
r%/*,lLO /// </summary>
/)` kYD6 public class ApplicationLog
q0hg0DC[; {
)} H46 /// <summary>
^#4?v^QNh /// 将错误信息记录到Win2000/NT事件日志中
?#LbhO* /// <param name="message">需要记录的文本信息</param>
g qRwN p /// </summary>
)R2BTE: public static void WriteError(String message)
kt; |
$ {
R)w|bpW WriteLog(TraceLevel.Error, message);
B^SD5 }
V3u[{^^f ~e<v<92Xu /// <summary>
a9GLFA8Vq /// 将警告信息记录到Win2000/NT事件日志中
Vnv9<=R /// <param name="message">需要记录的文本信息</param>
=wW3Tr7~ /// </summary>
![BQ;X public static void WriteWarning(String message)
[J|)DUjt {
THM\-abz WriteLog(TraceLevel.Warning, message);
m18 If }
xNh#= 6__9 dik+BBu5z /// <summary>
N@>,gm@UU /// 将提示信息记录到Win2000/NT事件日志中
+)Pv6Zog[ /// <param name="message">需要记录的文本信息</param>
^vjN$JB
/// </summary>
R;_U BQ) public static void WriteInfo(String message)
,rp-`E5ap {
,HxsU,xiG WriteLog(TraceLevel.Info, message);
[~ sXjaL8 }
*8uSy/l /// <summary>
GP5Y5) /// 将跟踪信息记录到Win2000/NT事件日志中
pCQB<6&1N /// <param name="message">需要记录的文本信息</param>
=x4:jas /// </summary>
_Z|s!~wdz public static void WriteTrace(String message)
PL#8~e;' {
\1[I(u WriteLog(TraceLevel.Verbose, message);
Xp=Y<`dX }
:A,V<Es}I" (c<Krc
h /// <summary>
2@
>04] /// 格式化记录到事件日志的文本信息格式
T7AFL= /// <param name="ex">需要格式化的异常对象</param>
/]Fs3uf /// <param name="catchInfo">异常信息标题字符串.</param>
*@q+A1P7@ /// <retvalue>
QM1-w^ /// <para>格式后的异常信息字符串,包括异常内容和跟踪堆栈.</para>
|yi3y `f /// </retvalue>
Ok+zUA[Wu /// </summary>
'|b { public static String FormatException(Exception ex, String catchInfo)
q9RCXo>Y+1 {
d]OoJK9&& StringBuilder strBuilder = new StringBuilder();
u":D{+wC| if (catchInfo != String.Empty)
^IxT.g {
B8^tIq
strBuilder.Append(catchInfo).Append("\r\n");
3:i4DBp,i }
bUC-} strBuilder.Append(ex.Message).Append("\r\n").Append(ex.StackTrace);
fn zj@_{| return strBuilder.ToString();
@xJ qG" }
9lA@ K[ P nsQ[}. /// <summary>
oQC* d}_E} /// 实际事件日志写入方法
l[O!_bH /// <param name="level">要记录信息的级别(error,warning,info,trace).</param>
2roPZj /// <param name="messageText">要记录的文本.</param>
h94SLj] /// </summary>
^A^,/3 private static void WriteLog(TraceLevel level, String messageText)
`~hAXnQK= {
8x
jJ try
BYEqTwhT& {
w0Fi~:b EventLogEntryType LogEntryType;
8u$Krq switch (level)
PXcpROg56 {
oW-Tw@D case TraceLevel.Error:
N5rY*S LogEntryType = EventLogEntryType.Error;
cWl)ZE<hM break;
(XJehdB0 case TraceLevel.Warning:
I?v)>||Q LogEntryType = EventLogEntryType.Warning;
XnQd(B`M break;
2B_6un];W case TraceLevel.Info:
;^:9huN LogEntryType = EventLogEntryType.Information;
~4[2{M.0>@ break;
v.)'be*u case TraceLevel.Verbose:
<JHU*Z LogEntryType = EventLogEntryType.SuccessAudit;
V; 1r break;
rm>;B
*; default:
v#.FK:u} LogEntryType = EventLogEntryType.SuccessAudit;
*$x/(!UE break;
>\K<q>* }
/d5_-AB(v a\\B88iRRZ EventLog eventLog = new EventLog("Application", ApplicationConfiguration.EventLogMachineName, ApplicationConfiguration.EventLogSourceName );
4@|K^nT` //写入事件日志
-vI?b# eventLog.WriteEntry(messageText, LogEntryType);
.b]g#Du= Z9ciS";L }
v@;:aN catch {} //忽略任何异常
j-ugsV`2=* }
tnbaU%;|J } //class ApplicationLog
L1`^~m| }
0/<}.Z] ?L#C'Lz2+ 12.Panel 横向滚动,纵向自动扩展
cD8.rRyD <asp:panel style="overflow-x:scroll;overflow-y:auto;"></asp:panel>
Q{!lLka M}}9 13.回车转换成Tab
3O<<XXar <script language="javascript" for="document" event="onkeydown">
{o7ibw=E) if(event.keyCode==13 && event.srcElement.type!=’button’ && event.srcElement.type!=’submit’ && event.srcElement.type!=’reset’ && event.srcElement.type!=’’&& event.srcElement.type!=’textarea’);
h[3N/yP event.keyCode=9;
c6s*u%+}, </script>
"uCx.Q9ef T1;yw1/m5\ onkeydown="if(event.keyCode==13) event.keyCode=9"
]y$D@/L@ m?xzx^xs/ 14.DataGrid超级连接列
!,Wd$UK DataNavigateUrlField="字段名" DataNavigateUrlFormatString="
http://xx/inc/delete.aspx?ID={0}"
mwCNfwb: %96JH
YcX 15.DataGrid行随鼠标变色
{$>*~.Wu private void DGzf_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
OekcU%C {
Kwfrh? if (e.Item.ItemType!=ListItemType.Header)
WUAjb,eo {
knpb$eX4 e.Item.Attributes.Add( "onmouseout","this.style.backgroundColor=\""+e.Item.Style["BACKGROUND-COLOR"]+"\"");
X#5dd.RR e.Item.Attributes.Add( "onmouseover","this.style.backgroundColor=\""+ "#EFF3F7"+"\"");
_< 69d }
"*#$$e53A }
ppVjFCv0< BgD;"GD*W 16.模板列
h|dVVCsN <ASP:TEMPLATECOLUMN visible="False" sortexpression="demo" headertext="ID">
Mq42^m:qe <ITEMTEMPLATE>
d6<,R;) <ASP:LABEL text=’<%# DataBinder.Eval(Container.DataItem, "ArticleID")%>’ runat="server" width="80%" id="lblColumn" />
u.0Z)j}N </ITEMTEMPLATE>
{g l-tRC3 </ASP:TEMPLATECOLUMN>
][ :6En} _x z_D12 <ASP:TEMPLATECOLUMN headertext="选中">
E3.=|]W' <HEADERSTYLE wrap="False" horizontalalign="Center"></HEADERSTYLE>
}f^r@3Cb3 <ITEMTEMPLATE>
eGvHU ;@ <ASP:CHECKBOX id="chkExport" runat="server" />
9#/z[! </ITEMTEMPLATE>
<!K2xb-d^ <EDITITEMTEMPLATE>
Y:G6Nd
VFM <ASP:CHECKBOX id="chkExportON" runat="server" enabled="true" />
B8Jev\_ </EDITITEMTEMPLATE>
' rHkJ </ASP:TEMPLATECOLUMN>
Iqe4O~) I'BoP 后台代码
d#I'9O0& protected void CheckAll_CheckedChanged(object sender, System.EventArgs e)
jN 5Hku[? {
1;SW%\M //改变列的选定,实现全选或全不选。
=9y'6|>l CheckBox chkExport ;
}0?642 =- if( CheckAll.Checked)
]s s0~2 {
Lh"Je-x<< foreach(DataGridItem oDataGridItem in MyDataGrid.Items)
R8Lp8!F' {
>t'/(y chkExport = (CheckBox)oDataGridItem.FindControl("chkExport");
=nA;,9% chkExport.Checked = true;
C#p$YQf }
Ne@Iv)g? }
zkI\ji else
"2
ma]Ps {
~!,'z foreach(DataGridItem oDataGridItem in MyDataGrid.Items)
eek5Xm {
0DIaXdOdW+ chkExport = (CheckBox)oDataGridItem.FindControl("chkExport");
* ?rw' chkExport.Checked = false;
4bhm1Q }
wP6~HiC }
^;<s"TJ(m) }
jWiB_8-6 =JOupw 17.数字格式化
q3VE\&*^F
|M[E^ 【<%#Container.DataItem("price")%>的结果是500.0000,怎样格式化为500.00?】
\QBODJ1 <%#Container.DataItem("price","{0:¥#,##0.00}")%>
6BFtY+.y $[VKM|Zjw int i=123456;
I(s\ Q[ string s=i.ToString("###,###.00");
Od^y&$|_%` SBAq,F' 18.日期格式化
E6NkuBQ(( pxM^|?Hxc 【aspx页面内:<%# DataBinder.Eval(Container.DataItem,"Company_Ureg_Date")%>
X{9D fgW PX(.bP2^Lq 显示为: 2004-8-11 19:44:28
j S')!Wcu =KmjCz: 我只想要:2004-8-11 】
XtNe) Ry <%# DataBinder.Eval(Container.DataItem,"Company_Ureg_Date","{0:yyyy-M-d}")%>
vXR-#MS`} +AtZltM i 应该如何改?
IW
Lv$bPZ/ tcwE.>5O 【格式化日期】
%^p1ax &tj0Z: 取出来,一般是object((DateTime)objectFromDB).ToString("yyyy-MM-dd");
jLI(Z 6;l{9cRgc 【日期的验证表达式】
Jv1.Yz x!{5.# A.以下正确的输入格式: [2004-2-29], [2004-02-29 10:29:39 pm], [2004/12/31]
iPa!pg4m ^((\d{2}(([02468][048])|([13579][26]))[\-\/\s]?((((0?[13578])|(1[02]))[\-\/\s]?((0?[1-9])|([1-2][0-9])|(3[01])))|(((0?[469])|(11))[\-\/\s]?((0?[1-9])|([1-2][0-9])|(30)))|(0?2[\-\/\s]?((0?[1-9])|([1-2][0-9])))))|(\d{2}(([02468][1235679])|([13579][01345789]))[\-\/\s]?((((0?[13578])|(1[02]))[\-\/\s]?((0?[1-9])|([1-2][0-9])|(3[01])))|(((0?[469])|(11))[\-\/\s]?((0?[1-9])|([1-2][0-9])|(30)))|(0?2[\-\/\s]?((0?[1-9])|(1[0-9])|(2[0-8]))))))(\s(((0?[1-9])|(1[0-2]))\:([0-5][0-9])((\s)|(\:([0-5][0-9])\s))([AM|PM|am|pm]{2,2})))?$
0 4x[@f` C^aP)&
qt B.以下正确的输入格式:[0001-12-31], [9999 09 30], [2002/03/03]
QSW03/_f ^\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]))$
FdKp@&O+1 @%O"P9;s 【大小写转换】
`]FA} wC HttpUtility.HtmlEncode(string);
Vu*yEF} HttpUtility.HtmlDecode(string)
&AU%3b 7F>5<Gv:- 19.如何设定全局变量
}C}~)qaZv+ F8Rd#^9PD Global.asax中
)V!9& X'TQtI Application_Start()事件中
O9r3^y\>I [ j?n}D@L 添加Application[属性名] = xxx;
]~U4; ]ch cRc[! 就是你的全局变量
fS>W- W7WHH \L/O 20.怎样作到HyperLinkColumn生成的连接后,点击连接,打开新窗口?
oR[,?qu@f ;? '`XB! HyperLinkColumn有个属性Target,将器值设置成"_blank"即可.(Target="_blank")
%q;3bfq@N R."<he ; 【ASPNETMENU】点击菜单项弹出新窗口
{[jcT>.3j 5H6m{ng 在你的menuData.xml文件的菜单项中加入URLTarget="_blank",如:
0F1 a <?xml version="1.0" encoding="GB2312"?>
Kg VLXI6 <MenuData ImagesBaseURL="images/">
!Z
YMks4 <MenuGroup>
- A
x$ Y <MenuItem Label="内参信息" URL="Infomation.aspx" >
SJ6lI66OX <MenuGroup ID="BBC">
WLP A51R <MenuItem Label="公告信息" URL="Infomation.aspx" URLTarget="_blank" LeftIcon="file.gif"/>
Qi&!IG <MenuItem Label="编制信息简报" URL="NewInfo.aspx" LeftIcon="file.gif" />
X{| 1E85fl ......
/j0<x^m/ 7Wmk"gp 最好将你的aspnetmenu升级到1.2版
z[M LMf[c .6z#o{n 21.读取DataGrid控件TextBox值
U-QK
foreach(DataGrid dgi in yourDataGrid.Items)
_SY<(2s]B {
mv/'H^"[_ TextBox tb = (TextBox)dgi.FindControl("yourTextBoxId");
`4'v)!? tb.Text....
U? [a@Hj{ }
}W#Gf.$6C kUUN2 23.在DataGrid中有3个模板列包含Textbox分别为 DG_ShuLiang (数量) DG_DanJian(单价) DG_JinE(金额)分别在5.6.7列,要求在录入数量及单价的时候自动算出金额即:数量*单价=金额还要求录入时限制为 数值型.我如何用客户端脚本实现这个功能?
E
b-?wzh ~=lm91W 〖思归〗
WB'&W= <asp:TemplateColumn HeaderText="数量">
V()s!w <ItemTemplate>
<*V%!pwIG <asp:TextBox id="ShuLiang" runat=’server’ Text=’<%# DataBinder.Eval(Container.DataItem,"DG_ShuLiang")%>’
yH;=Y1([ onkeyup="javascript:DoCal()"
` Xhj7%> />
%Nwap~=H; S)iv k x <asp:RegularExpressionValidator id="revS" runat="server" ControlToValidate="ShuLiang" ErrorMessage="must be integer" ValidationExpression="^\d+$" />
3Nd&*QSV </ItemTemplate>
)-xx$0mL- </asp:TemplateColumn>
R^iF^IB M9.jJf <asp:TemplateColumn HeaderText="单价">
H1yl88K <ItemTemplate>
mQ;b'0& <asp:TextBox id="DanJian" runat=’server’ Text=’<%# DataBinder.Eval(Container.DataItem,"DG_DanJian")%>’
ZF_*h`B
onkeyup="javascript:DoCal()"
&{!FE`ZC_ />
Y/2@PzA| +XLy Pj <asp:RegularExpressionValidator id="revS2" runat="server" ControlToValidate="DanJian" ErrorMessage="must be numeric" ValidationExpression="^\d+(\.\d*)?$" />
WNrgqyM EoD;'+d </ItemTemplate>
1&uk