1. 打开新的窗口并传送参数:
8"a[W3b -Kj^ l3w 传送参数:
[Ng#/QXk{ response.write("<script>window.open(’*.aspx?id="+this.DropDownList1.SelectIndex+"&id1="+...+"’)</script>")
^G,]("di` tZtyx;EP 接收参数:
(8<U+)[tPy string a = Request.QueryString("id");
1)aB']K% string b = Request.QueryString("id1");
:bLLN `N~;X~XFk 2.为按钮添加对话框
Xi'y-cV
^ Button1.Attributes.Add("onclick","return confirm(’确认?’)");
:N~1fvx button.attributes.add("onclick","if(confirm(’are you sure...?’)){return true;}else{return false;}")
CQo<}}-o %Ot22a 3.删除表格选定记录
ZJ} V>Bu- int intEmpID = (int)MyDataGrid.DataKeys[e.Item.ItemIndex];
+2kJuoj: string deleteCmd = "DELETE from Employee where emp_id = " + intEmpID.ToString()
/?%zNkcxu r* K[, 4.删除表格记录警告
Qwn/ , private void DataGrid_ItemCreated(Object sender,DataGridItemEventArgs e)
7_WD)Y2yS {
v1yNVs\} switch(e.Item.ItemType)
8_MR7'C1hi {
y>vr Uxgo case ListItemType.Item :
(u81p case ListItemType.AlternatingItem :
'AX/?Srd case ListItemType.EditItem:
-hf)%o$ TableCell myTableCell;
!"2nL%PW~ myTableCell = e.Item.Cells[14];
.kSx>3 LinkButton myDeleteButton ;
@N`) Z3P+ myDeleteButton = (LinkButton)myTableCell.Controls[0];
Y!LcS48X myDeleteButton.Attributes.Add("onclick","return confirm(’您是否确定要删除这条信息’);");
d v@B-l; break;
g_G'%{T7 default:
1&~u:RUXe break;
#Sj:U1x }
(
w(GJ/g O|J`M2r }
i0ax`37 p4;A[2Ot`: 5.点击表格行链接另一页
he0KzwBF private void grdCustomer_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
DUc
-D== {
Iaf"j 2B //点击表格打开
u/e-m/ if (e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
`<Xq@\H e.Item.Attributes.Add("onclick","window.open(’Default.aspx?id=" + e.Item.Cells[0].Text + "’);");
Lrgv:n }
lzz rzx^ `1F[.DdF 双击表格连接到另一页
>&mlwxqv cB
U,! 在itemDataBind事件中
iN0gvjZ if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
] Cpd`}' {
MP\$_;&xB string OrderItemID =e.item.cells[1].Text;
I"4j152P| ...
" d3pkY e.item.Attributes.Add("ondblclick", "location.href=’../ShippedGrid.aspx?id=" + OrderItemID + "’");
|:SBkM, }
Paz
yY xQX,1NbH5 双击表格打开新一页
>OVi{NyT if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
L+7j4:$B8 {
l@Vl^f~ P string OrderItemID =e.item.cells[1].Text;
Z
55iq ...
UXVjRY`M.\ e.item.Attributes.Add("ondblclick", "open(’../ShippedGrid.aspx?id=" + OrderItemID + "’)");
f}g )3+i }
tuuc9H4B V3fd]rIP ★特别注意:【?id=】 处不能为 【?id =】
i$HaE)qZ 6.表格超连接列传递参数
p#W[he <asp:HyperLinkColumn Target="_blank" headertext="ID号" DataTextField="id" NavigateUrl="aaa.aspx?id=’
L;=:OX0 <%# DataBinder.Eval(Container.DataItem, "数据字段1")%>’ & name=’<%# DataBinder.Eval(Container.DataItem, "数据字段2")%>’ />
& IVwm" $Scb8< 7.表格点击改变颜色
TN}YRXtW+ if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
]q DhGt {
aJlSIw*Q, e.Item.Attributes.Add("onclick","this.style.backgroundColor=’#99cc00’;
+2!J 3{[J this.style.color=’buttontext’;this.style.cursor=’default’;");
zXQo pQ1 }
">]v'h(s V`$Jan 写在DataGrid的_ItemDataBound里
<>`+"O} if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
GUJ[2/V~A {
sZ #Ck"n e.Item.Attributes.Add("onmouseover","this.style.backgroundColor=’#99cc00’;
lwhAF, '$ this.style.color=’buttontext’;this.style.cursor=’default’;");
iva&W e.Item.Attributes.Add("onmouseout","this.style.backgroundColor=’’;this.style.color=’’;");
e0%?;w-TL }
_Z'j%/-4@D OI"vC1.5 /gZrnd? 8.关于日期格式
Qhb].V{utV 0UeDM* 日期格式设定
SovK|b& DataFormatString="{0:yyyy-MM-dd}"
YRF%].A%2 A2VN%dB 我觉得应该在itembound事件中
K2,oP )0.Y e.items.cell["你的列"].text=DateTime.Parse(e.items.cell["你的列"].text.ToString("yyyy-MM-dd"))
>|%m#JG D4[1CQ@}4D 9.获取错误信息并到指定页面
ItGi2'} 6Clxe Lk 不要使用Response.Redirect,而应该使用Server.Transfer
5 7e'a&}e )NJD+yQ% e.g
59gt#1k // in global.asax
ALS\}_8 protected void Application_Error(Object sender, EventArgs e) {
w(pLU$6X if (Server.GetLastError() is HttpUnhandledException)
|LA./%U Server.Transfer("MyErrorPage.aspx");
$lmbeW[0 )Q\nR`k //其余的非HttpUnhandledException异常交给ASP.NET自己处理就okay了 :)
2%"2~d7 }
}Z*@EWc> az@{O4 Redirect会导致post-back的产生从而丢失了错误信息,所以页面导向应该直接在服务器端执行,这样就可以在错误处理页面得到出错信息并进行相应的处理
0qXd?z$ !_rAAY 10.清空Cookie
/v"u4Ipj Cookie.Expires=[DateTime];
u9rlNmf$ Response.Cookies("UserName").Expires = 0
_hyboQi .|XIF 11.自定义异常处理
I=X-e#HM? //自定义异常处理类
Wf/Gt\? using System;
J<Di2b+ using System.Diagnostics;
preKg$U Q':x i;?Kt namespace MyAppException
2C^/;z {
laN:H mR8 /// <summary>
7UvfXzDNC /// 从系统异常类ApplicationException继承的应用程序异常处理类。
PeGL
Rbx34 /// 自动将异常内容记录到Windows NT/2000的应用程序日志
<CIJg* /// </summary>
ko\VDyt, public class AppException:System.ApplicationException
F2!C^r,~L {
!K^.r_0H. public AppException()
IBWUXG; {
&3lg\&" if (ApplicationConfiguration.EventLogEnabled)LogEvent("出现一个未知错误。");
_2+}_ >d }
|r5 n p o5KpiibFM public AppException(string message)
XL>v$7`# {
I*_@WoI* LogEvent(message);
^l|{*oj2 }
6KPM4#61o ;$Q`JN= public AppException(string message,Exception innerException)
bI.LE/yk {
eeb`Ao LogEvent(message);
rtf\{u9 }g if (innerException != null)
r4/G&m[V {
p
x1y#Q LogEvent(innerException.Message);
3/V&PDC*' }
3Z#k9c_b }
9 lE[oAC lR[[]Yn //日志记录类
hI*gw3V using System;
@~%R%Vu using System.Configuration;
9,\b$?9 using System.Diagnostics;
fH?e9E4l using System.IO;
5BnO-[3 using System.Text;
]b!o(5m using System.Threading;
tcyami6D4 t%Hg8oya namespace MyEventLog
xayo{l=uGv {
=#]^H c /// <summary>
<EFA^,3t% /// 事件日志记录类,提供事件日志记录支持
,K=\Y9l3 /// <remarks>
Zyxr#:Qm /// 定义了4个日志记录方法 (error, warning, info, trace)
o-\ K] /// </remarks>
. (G9mZFV /// </summary>
Rhh5r0 \5 public class ApplicationLog
||3%REliC {
!'uL /// <summary>
`%}SK~<R /// 将错误信息记录到Win2000/NT事件日志中
i356m9j /// <param name="message">需要记录的文本信息</param>
;Z|X` <6g /// </summary>
7YT%.ID public static void WriteError(String message)
]w z`j1 {
bb}zn'xC WriteLog(TraceLevel.Error, message);
mn;;wp }
mxk :P N9hs<b+N_ /// <summary>
7l}P!xa& /// 将警告信息记录到Win2000/NT事件日志中
P6'Oe|+' /// <param name="message">需要记录的文本信息</param>
Ik2yIf5d /// </summary>
;0DTf public static void WriteWarning(String message)
|}s)Wo {
eMyh&@7(F WriteLog(TraceLevel.Warning, message);
Vm}OrFA }
S]&f+g}&w sy`@q<h( /// <summary>
yJ*`OU# /// 将提示信息记录到Win2000/NT事件日志中
21'I-j /// <param name="message">需要记录的文本信息</param>
tE3#Uq /// </summary>
[. Vy public static void WriteInfo(String message)
Z5iP1/&D {
|O3wAxc3W WriteLog(TraceLevel.Info, message);
Xkcy~e }
tKOTQ8i4 /// <summary>
wSoIU,I /// 将跟踪信息记录到Win2000/NT事件日志中
<[mT*
/// <param name="message">需要记录的文本信息</param>
_'DT)%K /// </summary>
iJ n< public static void WriteTrace(String message)
jMv qKJ(< {
-|;{/ s5 WriteLog(TraceLevel.Verbose, message);
-xs@rV` }
{a aI<u <QbD ; (% /// <summary>
..BIoSrj /// 格式化记录到事件日志的文本信息格式
FOJ-?s( /// <param name="ex">需要格式化的异常对象</param>
&?N1-?BjM /// <param name="catchInfo">异常信息标题字符串.</param>
l~P%mVC3m /// <retvalue>
T-e'r /// <para>格式后的异常信息字符串,包括异常内容和跟踪堆栈.</para>
7\x7ySM /// </retvalue>
ZlQ@k{Es~ /// </summary>
;f,`T public static String FormatException(Exception ex, String catchInfo)
Tbf't^Ot$ {
3!E*h0$} StringBuilder strBuilder = new StringBuilder();
" B`k if (catchInfo != String.Empty)
o
4G%m>$ {
-]yM<dP strBuilder.Append(catchInfo).Append("\r\n");
v?Dc3 }
FYPv:k strBuilder.Append(ex.Message).Append("\r\n").Append(ex.StackTrace);
>g7}JI& return strBuilder.ToString();
cmG*" }
v2=Iqo :[![9JS/ /// <summary>
@qj4rt" /// 实际事件日志写入方法
nE.w /// <param name="level">要记录信息的级别(error,warning,info,trace).</param>
32h}+fd /// <param name="messageText">要记录的文本.</param>
1;_tu /// </summary>
7<FI[ private static void WriteLog(TraceLevel level, String messageText)
:/YHU3 ~Y {
+tO mKY try
j9Qd
45 {
`pr$l EventLogEntryType LogEntryType;
?VCdT`6= switch (level)
U9w0kcUw#J {
4lrF{S8 case TraceLevel.Error:
wUb5[m LogEntryType = EventLogEntryType.Error;
t~vOm break;
{A!1s; case TraceLevel.Warning:
-u)f@e LogEntryType = EventLogEntryType.Warning;
r{NCI break;
P5$d#Y(= case TraceLevel.Info:
0
D^d-R, LogEntryType = EventLogEntryType.Information;
\dvzL(, break;
BK>3rjXi>a case TraceLevel.Verbose:
{jz?LM LogEntryType = EventLogEntryType.SuccessAudit;
B=dF\.&Z break;
]b5E_/P default:
eCejO59F9 LogEntryType = EventLogEntryType.SuccessAudit;
iCd$gwA>F break;
Pw c)u& }
GD(gm,,) F)fCj^zL EventLog eventLog = new EventLog("Application", ApplicationConfiguration.EventLogMachineName, ApplicationConfiguration.EventLogSourceName );
_:dt8+T# //写入事件日志
=QdHji/sB eventLog.WriteEntry(messageText, LogEntryType);
3=YK" 5J q8DSKi }
%3p~5jhm1 catch {} //忽略任何异常
}
@r|o:I }
117`=9F } //class ApplicationLog
*xHj* }
nsf.wHGZ"J 4pU|BL\j 12.Panel 横向滚动,纵向自动扩展
WFHS8SI <asp:panel style="overflow-x:scroll;overflow-y:auto;"></asp:panel>
ng,64(wOY ~|y$^qy?U 13.回车转换成Tab
W`^euBr7R> <script language="javascript" for="document" event="onkeydown">
[[vu#' bc if(event.keyCode==13 && event.srcElement.type!=’button’ && event.srcElement.type!=’submit’ && event.srcElement.type!=’reset’ && event.srcElement.type!=’’&& event.srcElement.type!=’textarea’);
w4:|Z@ I event.keyCode=9;
cf\PG&S </script>
@34Z/%A !+bLhW` onkeydown="if(event.keyCode==13) event.keyCode=9"
:A2{ 96a2G,c>V 14.DataGrid超级连接列
SNLZU%jan DataNavigateUrlField="字段名" DataNavigateUrlFormatString="
http://xx/inc/delete.aspx?ID={0}"
sd(Yr6~.. Z]L_{=* 15.DataGrid行随鼠标变色
R1,.H92 private void DGzf_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
k&JB,d-mJ% {
/NE<?t N if (e.Item.ItemType!=ListItemType.Header)
gc5u@(P" {
;Gf,I1d}{ e.Item.Attributes.Add( "onmouseout","this.style.backgroundColor=\""+e.Item.Style["BACKGROUND-COLOR"]+"\"");
o`tOnwt e.Item.Attributes.Add( "onmouseover","this.style.backgroundColor=\""+ "#EFF3F7"+"\"");
I`e$U }
.>X0 $# }
yT3q~#: YgiLfz iT 16.模板列
LUPh!)8 <ASP:TEMPLATECOLUMN visible="False" sortexpression="demo" headertext="ID">
i sK_t* <ITEMTEMPLATE>
fRcs@yZnS <ASP:LABEL text=’<%# DataBinder.Eval(Container.DataItem, "ArticleID")%>’ runat="server" width="80%" id="lblColumn" />
f&=WgITa </ITEMTEMPLATE>
ZnrsJ1f: </ASP:TEMPLATECOLUMN>
-_%8Q#"
5yA1<&z <ASP:TEMPLATECOLUMN headertext="选中">
3EY>XS <HEADERSTYLE wrap="False" horizontalalign="Center"></HEADERSTYLE>
30BFwNE <ITEMTEMPLATE>
s)dL^lj; <ASP:CHECKBOX id="chkExport" runat="server" />
!'
} </ITEMTEMPLATE>
b\Wlpb=QZ <EDITITEMTEMPLATE>
j<* <ASP:CHECKBOX id="chkExportON" runat="server" enabled="true" />
c@|!0
U%j </EDITITEMTEMPLATE>
k4HE'WY </ASP:TEMPLATECOLUMN>
S*aMUV& \r.{Ru 后台代码
9`a1xnL protected void CheckAll_CheckedChanged(object sender, System.EventArgs e)
Q4H(JD1f) {
h4iz(* //改变列的选定,实现全选或全不选。
NA :_yA" CheckBox chkExport ;
/m"#uC!\ if( CheckAll.Checked)
_ ^2\/@ {
bUcEQGHcZ= foreach(DataGridItem oDataGridItem in MyDataGrid.Items)
bU3P;a( {
{4C/ZA{|l chkExport = (CheckBox)oDataGridItem.FindControl("chkExport");
J2_~iC&;s chkExport.Checked = true;
B,xohT }
\Fh#CI }
bmid;X| else
q.}M^iDe {
+VSq [P foreach(DataGridItem oDataGridItem in MyDataGrid.Items)
jV|j]m&t {
~10 >mg chkExport = (CheckBox)oDataGridItem.FindControl("chkExport");
},]G +L;R chkExport.Checked = false;
$ [t7&e }
{s{bnU }
;q"Yz-3 }
~[N"Q|D3Y B2kKEMdGg 17.数字格式化
$>M-oNeC hx.ln6=4 【<%#Container.DataItem("price")%>的结果是500.0000,怎样格式化为500.00?】
`GpOS_; <%#Container.DataItem("price","{0:¥#,##0.00}")%>
On`T
pz/ 1(YEOZ
int i=123456;
hvFXYq_[O string s=i.ToString("###,###.00");
?'8(']/ Nn/f*GDvK 18.日期格式化
HxAN&g*: 39yp1 【aspx页面内:<%# DataBinder.Eval(Container.DataItem,"Company_Ureg_Date")%>
#/,Wgs AC TXWYQ~]3w 显示为: 2004-8-11 19:44:28
mVs<XnA47 &i5MRw_]] 我只想要:2004-8-11 】
sw\O\%^ <%# DataBinder.Eval(Container.DataItem,"Company_Ureg_Date","{0:yyyy-M-d}")%>
W5SCm(QS5 W"meH~[Cp 应该如何改?
Gi+ZI{) W2`/z)[*> 【格式化日期】
yKhN1kY /cXVJ(#j 取出来,一般是object((DateTime)objectFromDB).ToString("yyyy-MM-dd");
)IFFtU~, au;ZAXM| 【日期的验证表达式】
(DnrJ.QU}t VpO+52& A.以下正确的输入格式: [2004-2-29], [2004-02-29 10:29:39 pm], [2004/12/31]
! N!A% ^((\d{2}(([02468][048])|([13579][26]))[\-\/\s]?((((0?[13578])|(1[02]))[\-\/\s]?((0?[1-9])|([1-2][0-9])|(3[01])))|(((0?[469])|(11))[\-\/\s]?((0?[1-9])|([1-2][0-9])|(30)))|(0?2[\-\/\s]?((0?[1-9])|([1-2][0-9])))))|(\d{2}(([02468][1235679])|([13579][01345789]))[\-\/\s]?((((0?[13578])|(1[02]))[\-\/\s]?((0?[1-9])|([1-2][0-9])|(3[01])))|(((0?[469])|(11))[\-\/\s]?((0?[1-9])|([1-2][0-9])|(30)))|(0?2[\-\/\s]?((0?[1-9])|(1[0-9])|(2[0-8]))))))(\s(((0?[1-9])|(1[0-2]))\:([0-5][0-9])((\s)|(\:([0-5][0-9])\s))([AM|PM|am|pm]{2,2})))?$
j3Yz=bsQ{c O{{\jn|lR B.以下正确的输入格式:[0001-12-31], [9999 09 30], [2002/03/03]
b%TLvV 9F ^\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]))$
svWQk9d %7wNS 【大小写转换】
9j8<Fs0M HttpUtility.HtmlEncode(string);
q}+Fm?B HttpUtility.HtmlDecode(string)
=jWjUkm2 nYb{?{_ca8 19.如何设定全局变量
dRGgiQO EpCT !e Global.asax中
%>z)Q lh]Q\ Application_Start()事件中
hMNC] GF/!@N 添加Application[属性名] = xxx;
i.5?b/l0 8q/3}AnI 就是你的全局变量
S)\Yc=~h L#~z# 20.怎样作到HyperLinkColumn生成的连接后,点击连接,打开新窗口?
w|G4c^KH 0Q{^BgW HyperLinkColumn有个属性Target,将器值设置成"_blank"即可.(Target="_blank")
?.~hex#M@ %NH{%K, 【ASPNETMENU】点击菜单项弹出新窗口
xV\mS+#
50R&;+b 在你的menuData.xml文件的菜单项中加入URLTarget="_blank",如:
O?OG`{k <?xml version="1.0" encoding="GB2312"?>
U?e.)G <MenuData ImagesBaseURL="images/">
$v\o14v <MenuGroup>
!?aL_{7J <MenuItem Label="内参信息" URL="Infomation.aspx" >
K?]c <MenuGroup ID="BBC">
@x[Arx^?} <MenuItem Label="公告信息" URL="Infomation.aspx" URLTarget="_blank" LeftIcon="file.gif"/>
:$f9(f& <MenuItem Label="编制信息简报" URL="NewInfo.aspx" LeftIcon="file.gif" />
nsjrzO79L8 ......
2_C&p6VGj n:P++^ j 最好将你的aspnetmenu升级到1.2版
Ap)pOD7 =}1m. 21.读取DataGrid控件TextBox值
OaF[t*]D3 foreach(DataGrid dgi in yourDataGrid.Items)
s;Sv@=\ {
EHlkt,h* TextBox tb = (TextBox)dgi.FindControl("yourTextBoxId");
W&s@2y?rF tb.Text....
wqE+hKs, }
_!C M ;hZ^zL 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?
x*a^msY% 7\<}378/^ 〖思归〗
HlgkW&