1. 打开新的窗口并传送参数:
Y]5MM:mI QXO~DR1 传送参数:
d<WNN1f response.write("<script>window.open(’*.aspx?id="+this.DropDownList1.SelectIndex+"&id1="+...+"’)</script>")
2]FRIy
d tCPK_Wws?Z 接收参数:
"5?1S-Vl string a = Request.QueryString("id");
_j*I\ string b = Request.QueryString("id1");
sD&V_
&i {+3g*s/HI 2.为按钮添加对话框
{>XoE % Button1.Attributes.Add("onclick","return confirm(’确认?’)");
6Ypc]ym=J button.attributes.add("onclick","if(confirm(’are you sure...?’)){return true;}else{return false;}")
'/AX'U8Y z2!4w +2 3.删除表格选定记录
%%)y4>I int intEmpID = (int)MyDataGrid.DataKeys[e.Item.ItemIndex];
A>HCX 4i string deleteCmd = "DELETE from Employee where emp_id = " + intEmpID.ToString()
7W5Cm\ }z|9F(I 4.删除表格记录警告
N[v=;& private void DataGrid_ItemCreated(Object sender,DataGridItemEventArgs e)
nHp(,'R/ {
H$pgzNL switch(e.Item.ItemType)
?IoA;GBg {
mZuLwd$0 case ListItemType.Item :
,WM-%2z^4I case ListItemType.AlternatingItem :
lvNi/jk case ListItemType.EditItem:
Pv3G?u=4 TableCell myTableCell;
#\ysn|!J, myTableCell = e.Item.Cells[14];
_+~&t9A! LinkButton myDeleteButton ;
>hV2p/D myDeleteButton = (LinkButton)myTableCell.Controls[0];
VWzuV&;P myDeleteButton.Attributes.Add("onclick","return confirm(’您是否确定要删除这条信息’);");
b):aqRwP break;
qZv@ULluc default:
Kltqe5 break;
|2rOV&@l9 }
'C#[iRG4 k2PK4Ua_}q }
Z)@[N
6\? >ffC?5+ 5.点击表格行链接另一页
9]1LwX!M2 private void grdCustomer_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
U;"J8 {
C?'s //点击表格打开
s<aG if (e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
|`V=hqe{ e.Item.Attributes.Add("onclick","window.open(’Default.aspx?id=" + e.Item.Cells[0].Text + "’);");
!$!%era` }
iM6(bmc. b*{UO 双击表格连接到另一页
$jv"$0Fc %Nob B 在itemDataBind事件中
WN#2<XjG if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
ya,-Lt {
h^''ue" string OrderItemID =e.item.cells[1].Text;
W
)Ps2 ...
'*
/$66| e.item.Attributes.Add("ondblclick", "location.href=’../ShippedGrid.aspx?id=" + OrderItemID + "’");
y7GgTC/H }
B?y[ %i 'T3xZ?*q= 双击表格打开新一页
eV}H if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
6\-u:dvGI? {
Dk8@x8
string OrderItemID =e.item.cells[1].Text;
Kxz|0l ...
~ tN/ e.item.Attributes.Add("ondblclick", "open(’../ShippedGrid.aspx?id=" + OrderItemID + "’)");
BglbQ'6p }
UISsiiG( .3cD.']% ★特别注意:【?id=】 处不能为 【?id =】
% I2JS 6.表格超连接列传递参数
gFfKK`)}D' <asp:HyperLinkColumn Target="_blank" headertext="ID号" DataTextField="id" NavigateUrl="aaa.aspx?id=’
\ Z5160 <%# DataBinder.Eval(Container.DataItem, "数据字段1")%>’ & name=’<%# DataBinder.Eval(Container.DataItem, "数据字段2")%>’ />
peOoZdJd 5P 5Tgk 7.表格点击改变颜色
cR*~JwC: if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
AEElaq.B {
{MDM= ;WP_ e.Item.Attributes.Add("onclick","this.style.backgroundColor=’#99cc00’;
]#G1
]U this.style.color=’buttontext’;this.style.cursor=’default’;");
0[N1SY\lj }
LB}J7yEQvj xe3Jxo!U 写在DataGrid的_ItemDataBound里
,Tk53 " if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
zqZ/z>Gf {
NmF8BmIj e.Item.Attributes.Add("onmouseover","this.style.backgroundColor=’#99cc00’;
.f>7a;V?} this.style.color=’buttontext’;this.style.cursor=’default’;");
{eQijW2Z3 e.Item.Attributes.Add("onmouseout","this.style.backgroundColor=’’;this.style.color=’’;");
lQm7`+ }
8LXK3D}?3 )V*`(dn'zm ?U1Nm~'UZ 8.关于日期格式
:hR^?{9Z4> NX:\iJD)1U 日期格式设定
JLjs`oqh DataFormatString="{0:yyyy-MM-dd}"
}_@p`>|)rB -9o7a_Z 我觉得应该在itembound事件中
1F3Q^3+ e.items.cell["你的列"].text=DateTime.Parse(e.items.cell["你的列"].text.ToString("yyyy-MM-dd"))
2k&Voa Pt-O1$C[ 9.获取错误信息并到指定页面
aYWUwYB$ /~c9'38 不要使用Response.Redirect,而应该使用Server.Transfer
Fzy#!^9Nu 1&9w]\Ae7l e.g
wByTNA7 // in global.asax
6VJS
l%X protected void Application_Error(Object sender, EventArgs e) {
40dwp*/! if (Server.GetLastError() is HttpUnhandledException)
]k+(0qxG Server.Transfer("MyErrorPage.aspx");
c>+68<H 7m?fvKy //其余的非HttpUnhandledException异常交给ASP.NET自己处理就okay了 :)
%,aSD#l`f }
x {Dw?6TP 'SrDc'? 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
4nh0bI N1 HYY+Fv5 10.清空Cookie
Q|2*V1"r<2 Cookie.Expires=[DateTime];
t"e %'dFv Response.Cookies("UserName").Expires = 0
U^qS[HM Z,M2vRj"qT 11.自定义异常处理
:/t_5QN //自定义异常处理类
8|5+\1!#/) using System;
6Lg#co}9 using System.Diagnostics;
3 +`,'Q9 fRkx ^u
P namespace MyAppException
6k<3,`VV| {
x;LO{S4Z /// <summary>
b5f+q:?{ /// 从系统异常类ApplicationException继承的应用程序异常处理类。
Wc;N;K52 /// 自动将异常内容记录到Windows NT/2000的应用程序日志
roe_H> /// </summary>
<yvo<R^30 public class AppException:System.ApplicationException
&h=f {
fGe"1MfU public AppException()
W2M[w_~QE {
%dhrXK5 if (ApplicationConfiguration.EventLogEnabled)LogEvent("出现一个未知错误。");
1'dZ?`O }
;sz _W%-;@ Xr88I^F; public AppException(string message)
(|3?wX'2U {
B8!$?1*^a LogEvent(message);
R"\(a }
dX[Xe ;4Xx5*E public AppException(string message,Exception innerException)
zN-Y=-c {
mS0;2xU LogEvent(message);
;<xPzf if (innerException != null)
7_rDNK@e {
u
bZ`Y$ LogEvent(innerException.Message);
e:_[0# }
mmCGIX }
l Ttc# C+mPl +}w //日志记录类
D}-HWJQA3 using System;
P*hYh5a using System.Configuration;
bQI.Qk using System.Diagnostics;
w6^TwjjZ$ using System.IO;
9[`\ZGWD using System.Text;
f2v~: u using System.Threading;
(#>Q#Izr ,jD-fL/: namespace MyEventLog
C]ax}P>BQ {
M*~X pT3 /// <summary>
#]^M/y
h /// 事件日志记录类,提供事件日志记录支持
s5MG#M 9 /// <remarks>
'RNj5r /// 定义了4个日志记录方法 (error, warning, info, trace)
&lxMVynL /// </remarks>
KxfH6:\RB /// </summary>
9C5F#(uY public class ApplicationLog
^W^Y"0y9` {
?iHcY, /// <summary>
r'XWt]B+[ /// 将错误信息记录到Win2000/NT事件日志中
T?`Ha\go /// <param name="message">需要记录的文本信息</param>
zn|O)"C /// </summary>
vB5mOXGN q public static void WriteError(String message)
[?g}<fa {
pK/RkA1 WriteLog(TraceLevel.Error, message);
yWr&G@>G }
r "\<+$ 7 GW%!?mJ /// <summary>
*GdJ<B$ /// 将警告信息记录到Win2000/NT事件日志中
%0 U@k!lP /// <param name="message">需要记录的文本信息</param>
3jto$_3'w /// </summary>
$%ww$3 public static void WriteWarning(String message)
%Rk0sfLvn {
2o W'B^- WriteLog(TraceLevel.Warning, message);
4=& d{.E }
<\d2)Iv xr!A>q+@i /// <summary>
~i>'3j0@k /// 将提示信息记录到Win2000/NT事件日志中
|]-~yYqP3 /// <param name="message">需要记录的文本信息</param>
VwarU(* /// </summary>
|t#s h public static void WriteInfo(String message)
&rc
r>- {
uF)^mT0D= WriteLog(TraceLevel.Info, message);
``kesz }
cwQ*P$n /// <summary>
6QP T /// 将跟踪信息记录到Win2000/NT事件日志中
SLvo)`Nc3- /// <param name="message">需要记录的文本信息</param>
x@>~&eP /// </summary>
8%MF< public static void WriteTrace(String message)
2%`8 {
qi8AK(v WriteLog(TraceLevel.Verbose, message);
ogya~/ }
N2u4MI2 $ylxl"Y /// <summary>
(;HO3Z".q$ /// 格式化记录到事件日志的文本信息格式
)k `+9}OO /// <param name="ex">需要格式化的异常对象</param>
V{}TG] /// <param name="catchInfo">异常信息标题字符串.</param>
F0kQ/x /// <retvalue>
+5kQ;D{+ /// <para>格式后的异常信息字符串,包括异常内容和跟踪堆栈.</para>
*$mb~k^R /// </retvalue>
:U @L$ /// </summary>
Jr>Nc}!U public static String FormatException(Exception ex, String catchInfo)
^{E_fQJX {
f
uH3C~u7< StringBuilder strBuilder = new StringBuilder();
OSC_-[b- if (catchInfo != String.Empty)
ye| 2gH {
cn9=wm\\ strBuilder.Append(catchInfo).Append("\r\n");
E6- ~ }
&G3$q,`H strBuilder.Append(ex.Message).Append("\r\n").Append(ex.StackTrace);
}UG<_bE| return strBuilder.ToString();
(YYwn@NGj }
W)Yo-% V<KjKa+sG /// <summary>
Xxm7s S /// 实际事件日志写入方法
V:AA{< /// <param name="level">要记录信息的级别(error,warning,info,trace).</param>
^[2siG /// <param name="messageText">要记录的文本.</param>
]Rmu+N| /// </summary>
:/}=s5aQl/ private static void WriteLog(TraceLevel level, String messageText)
=knBwjeD {
D2\Ep L/ try
HDs8 M {
:"+3Uk2 EventLogEntryType LogEntryType;
*kJa$3*r switch (level)
|Y( {
,%y!F3m case TraceLevel.Error:
iX>)6)uJ LogEntryType = EventLogEntryType.Error;
|%(qaPA1 break;
=Q!V6+}nY^ case TraceLevel.Warning:
Jp~[Dm LogEntryType = EventLogEntryType.Warning;
DuC_uNJ break;
~UsE"5 case TraceLevel.Info:
,JJ1sf2A LogEntryType = EventLogEntryType.Information;
3b<;y% break;
9a'}j#mJo case TraceLevel.Verbose:
@\=4 Rin/q LogEntryType = EventLogEntryType.SuccessAudit;
>vuR:4B break;
g_"B:DR default:
J^pq< LogEntryType = EventLogEntryType.SuccessAudit;
F}5skD= break;
%V-Hy ;V }
C{V,=Fo^ ;9uDV-" EventLog eventLog = new EventLog("Application", ApplicationConfiguration.EventLogMachineName, ApplicationConfiguration.EventLogSourceName );
}7qboUG e //写入事件日志
\F7NuG:m, eventLog.WriteEntry(messageText, LogEntryType);
1.a:iweN tA
K=W$r }
:,'.b|Tl.b catch {} //忽略任何异常
U
a1Z,~ * }
c{i\F D } //class ApplicationLog
q6P5:@ }
D:N\K/p pEb/ yIT" 12.Panel 横向滚动,纵向自动扩展
T<mP.T,$! <asp:panel style="overflow-x:scroll;overflow-y:auto;"></asp:panel>
*o=( w5
M7(]NQ\TQ 13.回车转换成Tab
Lcs?2c:% <script language="javascript" for="document" event="onkeydown">
cvV8; if(event.keyCode==13 && event.srcElement.type!=’button’ && event.srcElement.type!=’submit’ && event.srcElement.type!=’reset’ && event.srcElement.type!=’’&& event.srcElement.type!=’textarea’);
d ?,wEfwp event.keyCode=9;
<!?ZH"F0 </script>
t&G #% 1kh()IrA onkeydown="if(event.keyCode==13) event.keyCode=9"
^pocbmg (abtCuZ8z 14.DataGrid超级连接列
>i2WYT DataNavigateUrlField="字段名" DataNavigateUrlFormatString="
http://xx/inc/delete.aspx?ID={0}"
In}~bNv? ;O({|mpS\ 15.DataGrid行随鼠标变色
: Z3]Dk;y private void DGzf_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
nTz(
{q {
ZgxpHo if (e.Item.ItemType!=ListItemType.Header)
HB}iT1.` {
)79F"ltzh e.Item.Attributes.Add( "onmouseout","this.style.backgroundColor=\""+e.Item.Style["BACKGROUND-COLOR"]+"\"");
/,ISx} e.Item.Attributes.Add( "onmouseover","this.style.backgroundColor=\""+ "#EFF3F7"+"\"");
N9O}6 }
mFBuKp+0)h }
+?0r%R%\ m$$sNPnT 16.模板列
%D+NrL( <ASP:TEMPLATECOLUMN visible="False" sortexpression="demo" headertext="ID">
XC,by&nY<y <ITEMTEMPLATE>
|<LW(,|A <ASP:LABEL text=’<%# DataBinder.Eval(Container.DataItem, "ArticleID")%>’ runat="server" width="80%" id="lblColumn" />
F'njtrO3 </ITEMTEMPLATE>
sfCU"O2G </ASP:TEMPLATECOLUMN>
^<Sy{KY t\-;n:p- <ASP:TEMPLATECOLUMN headertext="选中">
sTECNY=l <HEADERSTYLE wrap="False" horizontalalign="Center"></HEADERSTYLE>
EB5^eNdL <ITEMTEMPLATE>
x<) T,c5Y <ASP:CHECKBOX id="chkExport" runat="server" />
ODPWFdRar </ITEMTEMPLATE>
G5$YXNV <EDITITEMTEMPLATE>
5g
phza <ASP:CHECKBOX id="chkExportON" runat="server" enabled="true" />
PtOYlZTe? </EDITITEMTEMPLATE>
9Ljd
or </ASP:TEMPLATECOLUMN>
{Ytqs(`
v
<E#`4{ 后台代码
V}q=!zz protected void CheckAll_CheckedChanged(object sender, System.EventArgs e)
;QQ/bM&I {
sW@_q8lG //改变列的选定,实现全选或全不选。
xGK"`\V CheckBox chkExport ;
C*Dco{
EQ> if( CheckAll.Checked)
8s6^!e& {
oBWa\N foreach(DataGridItem oDataGridItem in MyDataGrid.Items)
hKN/&P^ {
ajD/)9S chkExport = (CheckBox)oDataGridItem.FindControl("chkExport");
!l1jQq_mK chkExport.Checked = true;
- !s=`9o }
Y9nyKL }
3x
E^EXV else
NMhI0Ix$w {
*6]_ 6xO foreach(DataGridItem oDataGridItem in MyDataGrid.Items)
@}A3ie'w {
lFc^y chkExport = (CheckBox)oDataGridItem.FindControl("chkExport");
@)3orH chkExport.Checked = false;
~@'DYZb-
H }
jN sM&s, }
w#RfD }
gPy}.g{tH$ !F#^Peb 17.数字格式化
bN.U2 %~! OBZ:C! 【<%#Container.DataItem("price")%>的结果是500.0000,怎样格式化为500.00?】
SHe547X1 <%#Container.DataItem("price","{0:¥#,##0.00}")%>
:74G5U8% >W=^>8u int i=123456;
0|`iop%(n string s=i.ToString("###,###.00");
+(##B pC wRQMuFGY 18.日期格式化
VJ|80?4h 3qwSm< 【aspx页面内:<%# DataBinder.Eval(Container.DataItem,"Company_Ureg_Date")%>
_S6SCSFc sm;\;MP*yH 显示为: 2004-8-11 19:44:28
5OHF=wh X5o{d4R L 我只想要:2004-8-11 】
O*hQP*Rs <%# DataBinder.Eval(Container.DataItem,"Company_Ureg_Date","{0:yyyy-M-d}")%>
J"yq)0 <l^#FH 应该如何改?
ZNY),3? J8PZVeWx 【格式化日期】
}wV/)Oy[ lgh+\pj 取出来,一般是object((DateTime)objectFromDB).ToString("yyyy-MM-dd");
3b1%^@,ACy p|'Rm]&jb 【日期的验证表达式】
pL{:8Ed '=>l& ; A.以下正确的输入格式: [2004-2-29], [2004-02-29 10:29:39 pm], [2004/12/31]
k\lU
Q\/O5 ^((\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})))?$
=42NQ{%@; ?bl9e&/! B.以下正确的输入格式:[0001-12-31], [9999 09 30], [2002/03/03]
B3V+/o6 ^\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]))$
-^= JKd&p $3{I'r] 【大小写转换】
,IQ%7*f;O_ HttpUtility.HtmlEncode(string);
{$)pkhJ HttpUtility.HtmlDecode(string)
%51HJB}C] AR5)Uws 19.如何设定全局变量
N##-
vV (Ei} :6,} Global.asax中
MD=!a5' +We=- e7 Application_Start()事件中
hquN+eIDH M0"}>`1lJ 添加Application[属性名] = xxx;
SI/p8 ^ T+)#Du 就是你的全局变量
9l:vVp7Uk NC{8[*Kx5 20.怎样作到HyperLinkColumn生成的连接后,点击连接,打开新窗口?
hZeF? G)L' 4F?O5&329i HyperLinkColumn有个属性Target,将器值设置成"_blank"即可.(Target="_blank")
>7nOR Mg=R**s1x% 【ASPNETMENU】点击菜单项弹出新窗口
f&`yiy_ kDK0L3}nr] 在你的menuData.xml文件的菜单项中加入URLTarget="_blank",如:
$C9['GGR <?xml version="1.0" encoding="GB2312"?>
eLN[`hJ <MenuData ImagesBaseURL="images/">
lhduK4u <MenuGroup>
qre(3,VE5 <MenuItem Label="内参信息" URL="Infomation.aspx" >
IyGW>g6_. <MenuGroup ID="BBC">
khfWU <MenuItem Label="公告信息" URL="Infomation.aspx" URLTarget="_blank" LeftIcon="file.gif"/>
oD~q/04! <MenuItem Label="编制信息简报" URL="NewInfo.aspx" LeftIcon="file.gif" />
=FXq=x%9+ ......
t{Gc,S!]5 \xexl1_; 最好将你的aspnetmenu升级到1.2版
_f<#+*y 55vI^SSA 21.读取DataGrid控件TextBox值
hC...tk foreach(DataGrid dgi in yourDataGrid.Items)
,(&