1. 打开新的窗口并传送参数:
!r8_'K5R( +MZI \> 传送参数:
uPq@6,+ response.write("<script>window.open(’*.aspx?id="+this.DropDownList1.SelectIndex+"&id1="+...+"’)</script>")
Lf)JO|o IH&0>a 接收参数:
!w}b}+]GB string a = Request.QueryString("id");
n2can string b = Request.QueryString("id1");
+[R^ ?~VK ?fN6_x2e3 2.为按钮添加对话框
&) 64:l& Button1.Attributes.Add("onclick","return confirm(’确认?’)");
9Fy'L#% button.attributes.add("onclick","if(confirm(’are you sure...?’)){return true;}else{return false;}")
80=LT-%# 1>uAVPa 3.删除表格选定记录
J'ZC5Xr int intEmpID = (int)MyDataGrid.DataKeys[e.Item.ItemIndex];
Z($i+L% . string deleteCmd = "DELETE from Employee where emp_id = " + intEmpID.ToString()
=;4K5l{c jEE!H/ 4.删除表格记录警告
ohbU~R3{U private void DataGrid_ItemCreated(Object sender,DataGridItemEventArgs e)
U)xebU.!S {
qyxd9Lk1 switch(e.Item.ItemType)
\FUMfo^ {
YKz#, case ListItemType.Item :
.*f6n| case ListItemType.AlternatingItem :
a4.w2GR case ListItemType.EditItem:
+HPcvu?1 TableCell myTableCell;
qw$9i.Z myTableCell = e.Item.Cells[14];
}K={HW1> LinkButton myDeleteButton ;
s1E 0atT myDeleteButton = (LinkButton)myTableCell.Controls[0];
&XV9_{Hm myDeleteButton.Attributes.Add("onclick","return confirm(’您是否确定要删除这条信息’);");
^.R!sQ break;
H[nco# default:
,oUzaEX break;
HE35QH@/` }
}S8aR:' ,p3]`MG }
$#-rOi / Gh/nNwyu< 5.点击表格行链接另一页
mI5J]hk private void grdCustomer_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
5'NNwc\ {
ii_kgqT^ //点击表格打开
?QmtZG.$ if (e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
"{r8'qn e.Item.Attributes.Add("onclick","window.open(’Default.aspx?id=" + e.Item.Cells[0].Text + "’);");
!(7m/R }
^8EW/$k g5y`XFY 双击表格连接到另一页
aoZ |@x p3Qls* 在itemDataBind事件中
[.^ol6 if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
aXQS0>G%( {
aPzn4}~/_ string OrderItemID =e.item.cells[1].Text;
/='0W3+o*L ...
=3c?W&: e.item.Attributes.Add("ondblclick", "location.href=’../ShippedGrid.aspx?id=" + OrderItemID + "’");
tVO}{[U} }
o5p{ O>D[z L /:^;j`c 双击表格打开新一页
6i-G{)=l if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
YTFU#F {
>t)Pcf|s string OrderItemID =e.item.cells[1].Text;
; ?f+ ...
rbnAC*y8'L e.item.Attributes.Add("ondblclick", "open(’../ShippedGrid.aspx?id=" + OrderItemID + "’)");
X5YOxMq }
t 8 6w& |,p"<a!+{w ★特别注意:【?id=】 处不能为 【?id =】
e2v`
6.表格超连接列传递参数
{Y@shf; <asp:HyperLinkColumn Target="_blank" headertext="ID号" DataTextField="id" NavigateUrl="aaa.aspx?id=’
?[d4HKs <%# DataBinder.Eval(Container.DataItem, "数据字段1")%>’ & name=’<%# DataBinder.Eval(Container.DataItem, "数据字段2")%>’ />
SFRP
?s w")
G:K 7.表格点击改变颜色
[:{
FR2*x if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
IK\~0L;ozE {
A!Cby!, e.Item.Attributes.Add("onclick","this.style.backgroundColor=’#99cc00’;
$*942. =Q this.style.color=’buttontext’;this.style.cursor=’default’;");
nf^?X`g }
/^AH/,p O\.^H/ 写在DataGrid的_ItemDataBound里
l<w7
\a6 if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
4WvW11q8U {
?VNtT/ e.Item.Attributes.Add("onmouseover","this.style.backgroundColor=’#99cc00’;
s-#EV this.style.color=’buttontext’;this.style.cursor=’default’;");
]B,tCBt e.Item.Attributes.Add("onmouseout","this.style.backgroundColor=’’;this.style.color=’’;");
-DdHl8 }
{lWV H gMI%!Y a*y9@RC} 8.关于日期格式
.qSDe+A V?j,$LixY 日期格式设定
^AH[]sE_ DataFormatString="{0:yyyy-MM-dd}"
e&;e<6l&{ i8V\ x> 9 我觉得应该在itembound事件中
Ob/)f)!! e.items.cell["你的列"].text=DateTime.Parse(e.items.cell["你的列"].text.ToString("yyyy-MM-dd"))
;&&<zWq3h 4>=M"DhB 9.获取错误信息并到指定页面
FuiR\"Ww &^"Ru?MK 不要使用Response.Redirect,而应该使用Server.Transfer
9>&zOITTaL t|i NSy3 e.g
U`qkeNd // in global.asax
!b+4[xky protected void Application_Error(Object sender, EventArgs e) {
M!J7Vj?Ps if (Server.GetLastError() is HttpUnhandledException)
G1 "QX Server.Transfer("MyErrorPage.aspx");
:')[pO_FW* euB 1}M //其余的非HttpUnhandledException异常交给ASP.NET自己处理就okay了 :)
N1ipK9a }
W^[FWFUTY 7<xnE]jdq 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
2'?'dfj 5)RZJrN] 10.清空Cookie
,GH`tK_ Cookie.Expires=[DateTime];
=sYILe[ Response.Cookies("UserName").Expires = 0
i\6CE| >}V?GK36 11.自定义异常处理
49MEGl;K0\ //自定义异常处理类
/Sj~lHh using System;
L[Vk 6e using System.Diagnostics;
j9NF| /A7( `l;6 namespace MyAppException
O=2|'L'h! {
!1)aie+p6 /// <summary>
vUpAW[[ /// 从系统异常类ApplicationException继承的应用程序异常处理类。
x]c8?H9,& /// 自动将异常内容记录到Windows NT/2000的应用程序日志
ZIx-mC5 /// </summary>
h-P|O6@Ki public class AppException:System.ApplicationException
oN1D&* {
N[/<xW~x?4 public AppException()
0VNLhM(LM {
?Zb+xN KJ( if (ApplicationConfiguration.EventLogEnabled)LogEvent("出现一个未知错误。");
}Ja-0v)Wf }
<K [y~9u z;qDl%AF public AppException(string message)
%y6Q3@ {
Pzso^^g LogEvent(message);
~qghw@Q~ }
7_\sx7h{3 XZ%,h public AppException(string message,Exception innerException)
L"bJ#0m {
eg;7BZim{ LogEvent(message);
EwPrh if (innerException != null)
p1KhI;^ {
c| ?(> LogEvent(innerException.Message);
fUjo',<s }
nONuw;K }
7H3v[ f^Q 8Rj5~+5 //日志记录类
WN'AQ~qA using System;
xOTvrX using System.Configuration;
H+[?{+"#@l using System.Diagnostics;
MRLiiIrq,5 using System.IO;
A%8
Q}s$<s using System.Text;
+dCDk* /m using System.Threading;
/I 7V\ 9lYKG^#D namespace MyEventLog
PF~@@j {
s%D%c;.| /// <summary>
k$kE5kh,S /// 事件日志记录类,提供事件日志记录支持
q }@L "a` /// <remarks>
mo| D /// 定义了4个日志记录方法 (error, warning, info, trace)
(K[{X0T /// </remarks>
gnp.!- /// </summary>
o[!'JUxZ public class ApplicationLog
<j'K7We/tP {
V8n {k' /// <summary>
agUdI_'~@9 /// 将错误信息记录到Win2000/NT事件日志中
Vh\_Ko\V5 /// <param name="message">需要记录的文本信息</param>
S\:^#Yi` /// </summary>
<X8Urum public static void WriteError(String message)
y<Koc>8 {
`PUqz& WriteLog(TraceLevel.Error, message);
N'2?Z b }
"^4*,41U I*-\u /// <summary>
)O[8 D /// 将警告信息记录到Win2000/NT事件日志中
e)e(f"t6Q /// <param name="message">需要记录的文本信息</param>
nd'D0<% /// </summary>
)U\i7[k> public static void WriteWarning(String message)
[piK"N {
XVs]Y'*x WriteLog(TraceLevel.Warning, message);
9~UR(Ts}l }
o26Y}W 8>C4w 5kF /// <summary>
vU>^ /// 将提示信息记录到Win2000/NT事件日志中
;<FAcR /// <param name="message">需要记录的文本信息</param>
q2%cLbI
F /// </summary>
x]7:MG$ public static void WriteInfo(String message)
3/RwCtc {
2U./
Yfk\ WriteLog(TraceLevel.Info, message);
k4sV6f }
<f7 O3 > /// <summary>
:I#.d7`uk /// 将跟踪信息记录到Win2000/NT事件日志中
I$"Z\c8; /// <param name="message">需要记录的文本信息</param>
R2)@Q /// </summary>
"Da1BuX\ public static void WriteTrace(String message)
4u5j
7`O {
F+*E}QpM WriteLog(TraceLevel.Verbose, message);
>v,X:B?+FL }
L\4rvZa ^JY {< /// <summary>
'
#K@%P /// 格式化记录到事件日志的文本信息格式
f,ro1Nke /// <param name="ex">需要格式化的异常对象</param>
IgbuMEfL /// <param name="catchInfo">异常信息标题字符串.</param>
0L>3i8' /// <retvalue>
XGZZKvp /// <para>格式后的异常信息字符串,包括异常内容和跟踪堆栈.</para>
~|KqG /// </retvalue>
}d5]N /// </summary>
6Jgl"Jw8 public static String FormatException(Exception ex, String catchInfo)
HK[%'OQ {
s$(%]~P StringBuilder strBuilder = new StringBuilder();
gNr4oOR{ if (catchInfo != String.Empty)
ytj});,> {
fS}Eu4Xe strBuilder.Append(catchInfo).Append("\r\n");
0@_8JB ?E }
z
4}"oQk:r strBuilder.Append(ex.Message).Append("\r\n").Append(ex.StackTrace);
z"6o|]9I return strBuilder.ToString();
Z*Ffdh>*:& }
<x`yoVPiZg .EhC\QpP /// <summary>
m !:F/?B /// 实际事件日志写入方法
*c#DB{N /// <param name="level">要记录信息的级别(error,warning,info,trace).</param>
D0#U*tq; /// <param name="messageText">要记录的文本.</param>
ZvuY]=^3 /// </summary>
jpi,BVTI-X private static void WriteLog(TraceLevel level, String messageText)
5{-Hg[+9 {
=F[M>o try
,GWa3.&.d {
2\{/|\ EventLogEntryType LogEntryType;
7'+`vt#E switch (level)
G$zY& {
gB#!g@ case TraceLevel.Error:
bHTf{= LogEntryType = EventLogEntryType.Error;
C=c&.-Nb9 break;
e|A=sCN- case TraceLevel.Warning:
tln}jpCw LogEntryType = EventLogEntryType.Warning;
=0e>'Iw2 break;
TFbc@rfB case TraceLevel.Info:
OY"BaSEOw} LogEntryType = EventLogEntryType.Information;
MeD/)T{ G~ break;
R]od/u/$ case TraceLevel.Verbose:
[GknE#p LogEntryType = EventLogEntryType.SuccessAudit;
4-O.i\1q break;
*)r_Y|vg default:
G]l/L\{ LogEntryType = EventLogEntryType.SuccessAudit;
je\]j-0$u break;
H"+|n2E^ }
PJb/tKC 6jr}l EventLog eventLog = new EventLog("Application", ApplicationConfiguration.EventLogMachineName, ApplicationConfiguration.EventLogSourceName );
^N}{M$ //写入事件日志
t":^:i'M eventLog.WriteEntry(messageText, LogEntryType);
#~*v*F~3 BI2'NN\ }
"`K73M,c?9 catch {} //忽略任何异常
!G;BYr>X }
M9V,;* } //class ApplicationLog
.O5|d+S }
L #vk77 ">|L< 12.Panel 横向滚动,纵向自动扩展
a6T!)g <asp:panel style="overflow-x:scroll;overflow-y:auto;"></asp:panel>
1%.CtTi yj,+7[) 13.回车转换成Tab
^-#:T <script language="javascript" for="document" event="onkeydown">
w2"]%WS % if(event.keyCode==13 && event.srcElement.type!=’button’ && event.srcElement.type!=’submit’ && event.srcElement.type!=’reset’ && event.srcElement.type!=’’&& event.srcElement.type!=’textarea’);
Z_<Wr7D event.keyCode=9;
:)_P7k`>e/ </script>
c1%ki%J# .R+n}>+K onkeydown="if(event.keyCode==13) event.keyCode=9"
o,1Fzdh6( ng2yZ @$ 14.DataGrid超级连接列
:fG9p` DataNavigateUrlField="字段名" DataNavigateUrlFormatString="
http://xx/inc/delete.aspx?ID={0}"
nNM)rW e]jzFm~ 15.DataGrid行随鼠标变色
A-hWg; private void DGzf_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
>GDN~'}^oz {
t;%MSedn if (e.Item.ItemType!=ListItemType.Header)
+DT)7koA {
[0NH#88ym< e.Item.Attributes.Add( "onmouseout","this.style.backgroundColor=\""+e.Item.Style["BACKGROUND-COLOR"]+"\"");
5o~AUo{ e.Item.Attributes.Add( "onmouseover","this.style.backgroundColor=\""+ "#EFF3F7"+"\"");
!ImtnU} }
~i@Z4tj7 }
]kkH|b$[T 9T;l* 16.模板列
;#D:S6 L <ASP:TEMPLATECOLUMN visible="False" sortexpression="demo" headertext="ID">
47/YDy% <ITEMTEMPLATE>
]\R%@FCYc <ASP:LABEL text=’<%# DataBinder.Eval(Container.DataItem, "ArticleID")%>’ runat="server" width="80%" id="lblColumn" />
S1$& </ITEMTEMPLATE>
o2(*5*b!@e </ASP:TEMPLATECOLUMN>
$
"^yoL My>{;n=} <ASP:TEMPLATECOLUMN headertext="选中">
I'uRXvEr7 <HEADERSTYLE wrap="False" horizontalalign="Center"></HEADERSTYLE>
i3y>@$fRL\ <ITEMTEMPLATE>
QXT*O <ASP:CHECKBOX id="chkExport" runat="server" />
Oz,/y3_ </ITEMTEMPLATE>
_q\w9gN <EDITITEMTEMPLATE>
XAr YmO <ASP:CHECKBOX id="chkExportON" runat="server" enabled="true" />
zwX1&rN </EDITITEMTEMPLATE>
b_0Xi </ASP:TEMPLATECOLUMN>
;lo!o9`< \.dvRI' 后台代码
[^-DFq5@ protected void CheckAll_CheckedChanged(object sender, System.EventArgs e)
5SY( :! {
G&*2h2,] //改变列的选定,实现全选或全不选。
#PRkqg+| CheckBox chkExport ;
O7RW*V:G@ if( CheckAll.Checked)
~lLIq!!\ {
ygp NMq#?X foreach(DataGridItem oDataGridItem in MyDataGrid.Items)
Yf(QU`w_ {
S-6%mYf chkExport = (CheckBox)oDataGridItem.FindControl("chkExport");
*]
cm{N chkExport.Checked = true;
|P]>[}mD }
MkG*6A }
4h~o>(Sq else
4jl-? {
A|d(5{:N foreach(DataGridItem oDataGridItem in MyDataGrid.Items)
*<_8]C0> {
3v%V\kO=F chkExport = (CheckBox)oDataGridItem.FindControl("chkExport");
]T! >] chkExport.Checked = false;
4HK#]M>yz }
Xj<B!Wn*Xb }
"V;M,/Q| }
9q-9UC!g @ zE>n 17.数字格式化
Ytnk^/Z1L !7lS=D(? 【<%#Container.DataItem("price")%>的结果是500.0000,怎样格式化为500.00?】
Iw$7f kq <%#Container.DataItem("price","{0:¥#,##0.00}")%>
\Z^YaKj& 58Fan*fO int i=123456;
N?h=Zl| string s=i.ToString("###,###.00");
PSQ5/l?\> +idj,J| 18.日期格式化
>8nRP%r[5, @4D$Xl 【aspx页面内:<%# DataBinder.Eval(Container.DataItem,"Company_Ureg_Date")%>
^MGgFS]G /K"koV; 显示为: 2004-8-11 19:44:28
39QAj& [s4lSGh 我只想要:2004-8-11 】
)q\|f_ <%# DataBinder.Eval(Container.DataItem,"Company_Ureg_Date","{0:yyyy-M-d}")%>
hp]T ^ IR,`- 应该如何改?
Dxu2rz!li- #s)Wzv%OX 【格式化日期】
eFUJASc gD0 FRKn 取出来,一般是object((DateTime)objectFromDB).ToString("yyyy-MM-dd");
:Uf\r
`a9 %11&8Fp1s 【日期的验证表达式】
>v9 (" 7Xi)[M?)# A.以下正确的输入格式: [2004-2-29], [2004-02-29 10:29:39 pm], [2004/12/31]
^|?/
y= ^((\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})))?$
lz1l1.f8 V_?5 cwZ B.以下正确的输入格式:[0001-12-31], [9999 09 30], [2002/03/03]
vcnUb$% ^\d{4}[\-\/\s]?((((0[13578])|(1[02]))[\-\/\s]?(([0-2][0-9])|(3[01])))|(((0[469])|(11))[\-\/\s]?(([0-2][0-9])|(30)))|(02[\-\/\s]?[0-2][0-9]))$
,25Qhz] ++Qg5FukR 【大小写转换】
@JS O=8 HttpUtility.HtmlEncode(string);
j^}p'w Tu{ HttpUtility.HtmlDecode(string)
,mR$YT8 q/[)Z
@&( 19.如何设定全局变量
iw <2|]>l oO-kO!59y Global.asax中
C d)j% X|)Ox
,( Application_Start()事件中
xJ)hGPrAl gN|[n.W4 添加Application[属性名] = xxx;
][1*.7- 445}Yw5;9 就是你的全局变量
}UK<tUO r7r>1W%4 20.怎样作到HyperLinkColumn生成的连接后,点击连接,打开新窗口?
V8w!yc 6H,n?[zTt HyperLinkColumn有个属性Target,将器值设置成"_blank"即可.(Target="_blank")
st"uD\L1p: s)ymm7? 【ASPNETMENU】点击菜单项弹出新窗口
?+)O4?# AOhfQ:E 4 在你的menuData.xml文件的菜单项中加入URLTarget="_blank",如:
I6d4<#Q@L <?xml version="1.0" encoding="GB2312"?>
LwQq0<v <MenuData ImagesBaseURL="images/">
fX=o,=-f <MenuGroup>
5T)qn`% <MenuItem Label="内参信息" URL="Infomation.aspx" >
z;GR(;w/ <MenuGroup ID="BBC">
kYBy\ <MenuItem Label="公告信息" URL="Infomation.aspx" URLTarget="_blank" LeftIcon="file.gif"/>
,C%fA>?UF8 <MenuItem Label="编制信息简报" URL="NewInfo.aspx" LeftIcon="file.gif" />
i#o:V/Z. ......
[m3[plwe Zi5d"V[}T 最好将你的aspnetmenu升级到1.2版
C
7)w8y =c
3;@CO 21.读取DataGrid控件TextBox值
!e?g"5r{Bv foreach(DataGrid dgi in yourDataGrid.Items)
bM[!E 8dF {
E^z\b * TextBox tb = (TextBox)dgi.FindControl("yourTextBoxId");
,2\?kPoc8 tb.Text....
GMqeC }
/g}2QmvH I^>m-M. 23.在DataGrid中有3个模板列包含Textbox分别为 DG_ShuLiang (数量) DG_DanJian(单价) DG_JinE(金额)分别在5.6.7列,要求在录入数量及单价的时候自动算出金额即:数量*单价=金额还要求录入时限制为 数值型.我如何用客户端脚本实现这个功能?
\~|+*^e) B]Vnu7 〖思归〗
UV}\#86! <asp:TemplateColumn HeaderText="数量">
o";5@NH <ItemTemplate>
{kGcZf3h <asp:TextBox id="ShuLiang" runat=’server’ Text=’<%# DataBinder.Eval(Container.DataItem,"DG_ShuLiang")%>’
PMER~}^ onkeyup="javascript:DoCal()"
^V]DQ%v"I />
acd8?>%[ "J|_1! 9 <asp:RegularExpressionValidator id="revS" runat="server" ControlToValidate="ShuLiang" ErrorMessage="must be integer" ValidationExpression="^\d+$" />
7?Vo([8 </ItemTemplate>
HAa2q= </asp:TemplateColumn>
DU9A 3Z X=O}k& <asp:TemplateColumn HeaderText="单价">
P70\ |M0~y <ItemTemplate>
gd~# uR\ <asp:TextBox id="DanJian" runat=’server’ Text=’<%# DataBinder.Eval(Container.DataItem,"DG_DanJian")%>’
;Ml??B]C onkeyup="javascript:DoCal()"
^MJT lRUb />
{k.Dy92 rO8Q||@>A <asp:RegularExpressionValidator id="revS2" runat="server" ControlToValidate="DanJian" ErrorMessage="must be numeric" ValidationExpression="^\d+(\.\d*)?$" />
Rv R,V Q2[@yRY/z </ItemTemplate>
t Dx!m~[ </asp:TemplateColumn>
n{oRmw- e!cZW.B=`f <asp:TemplateColumn HeaderText="金额">
fAMJFHW <ItemTemplate>
f( (p\&y <asp:TextBox id="JinE" runat=’server’ Text=’<%# DataBinder.Eval(Container.DataItem,"DG_JinE")%>’ />
A#&Q(g\YE </ItemTemplate>
hZ_0lX} </asp:TemplateColumn><script language="javascript">
?U~}uG^ function DoCal()
@Y2"=QVt {
2p3ep, var e = event.srcElement;
~I^}'^Dbb var row = e.parentNode.parentNode;
@R+bR<}] var txts = row.all.tags("INPUT");
X
?p_O2#k if (!txts.length || txts.length < 3)
56!>}!8! return;
BzFD_A>j;_ f@@2@#
5B var q = txts[txts.length-3].value;
A)I4 `3E var p = txts[txts.length-2].value;
Qg]8~^Q< 0:K4, if (isNaN(q) || isNaN(p))
1S!<D)n return;
zPwU'TbF [H#*#v q = parseInt(q);
:/e=J p = parseFloat(p);
,BuN]9# -OLXR c= txts[txts.length-1].value = (q * p).toFixed(2);
|E+tQQr%' }
1iOQ8hD </script>
"zJGYBen [E_+fT XxT7YCi ~i)O^CKq D8+68_BEM 24.datagrid选定比较底下的行时,为什么总是刷新一下,然后就滚动到了最上面,刚才选定的行因屏幕的关系就看不到了。
}NQx2k0 page_load
6`LC(Nv%-n page.smartNavigation=true
F">>,Oc)U" p_hljgOV 25.在Datagrid中修改数据,当点击编辑键时,数据出现在文本框中,怎么控制文本框的大小 ?
RZykwD( private void DataGrid1_ItemDataBound(obj sender,DataGridItemEventArgs e)
.*H0{ {
~;/\l=Xl for(int i=0;i<e.Item.Cells.Count-1;i++)
D7Y5q*F if(e.Item.ItemType==ListItemType.EditType)
m.~&n!1W*` {
B"O5P> e.Item.Cells.Attributes.Add("Width", "80px")
_#c^z;! }
@a.Y9;O }
\!8`kC h3^&,U 26.对话框
}K=TB}yY private static string ScriptBegin = "<script language=\"JavaScript\">";
&lYKi3}x private static string ScriptEnd = "</script>";
#UREFwSL s)]Z*#ZZ public static void ConfirmMessageBox(string PageTarget,string Content)
|=.z0{A7H {
*"E?n>b string ConfirmContent="var retValue=window.confirm(’"+Content+"’);"+"if(retValue){window.location=’"+PageTarget+"’;}";
SU, t,i tK&.0)*= ConfirmContent=ScriptBegin + ConfirmContent + ScriptEnd;
06bl$% 7lpd$Y Page ParameterPage = (Page)System.Web.HttpContext.Current.Handler;
t;+6>sTu ParameterPage.RegisterStartupScript("confirm",ConfirmContent);
3Lwl~h! //Response.Write(strScript);
t/cjz/] }
"m]"%MU78 Hk-)fl#dr 27. 将时间格式化:string aa=DateTime.Now.ToString("yyyy年MM月dd日");
d#T8|#O" &?3?8Q\ 1.1 取当前年月日时分秒
r;w_B%9 currentTime=System.DateTime.Now;
v>Il# :V2j'R, 1.2 取当前年
{+[~;ISL int 年= DateTime.Now.Year;
=K2Dxu_: r
@~T}<I 1.3 取当前月
&sL5Pt_ int 月= DateTime.Now.Month;
{Ny\9r fmie,[ 1.4 取当前日
sZ-]yr\E" int 日= DateTime.Now.Day;
6<H[1PI`,G vII&v+C 1.5 取当前时
@u/<^j3Q int 时= DateTime.Now.Hour;
O#A1)~ $X5~9s1Wl 1.6 取当前分
#ITx[X89| int 分= DateTime.Now.Minute;
!mL,Ue3/ G;Y,C<)0k 1.7 取当前秒
L&ws[8- int 秒= DateTime.Now.Second;
4:cbasy ~U8#Iq1 1.8 取当前毫秒
6f=/vRAh$ int 毫秒= DateTime.Now.Millisecond;
VO(Ck\i} FStE/2? 28.自定义分页代码:
%e7{ke}r ]T^m>v)X 先定义变量 :
LF%1)x public static int pageCount; //总页面数
<Xy8}Z`s public static int curPageIndex=1; //当前页面
zx(j6 ~<