1. 打开新的窗口并传送参数:
`A}{
I}xq YM4U.! 4o 传送参数:
e\bF_
N2VA response.write("<script>window.open(’*.aspx?id="+this.DropDownList1.SelectIndex+"&id1="+...+"’)</script>")
qz_TcU' Y;F,GxR} 接收参数:
56~da ){gd string a = Request.QueryString("id");
CBgFB-!qpe string b = Request.QueryString("id1");
^!s}2GcS` daokiU+l2 2.为按钮添加对话框
? _h#> Button1.Attributes.Add("onclick","return confirm(’确认?’)");
FL_ arhrqD button.attributes.add("onclick","if(confirm(’are you sure...?’)){return true;}else{return false;}")
<3]/ms b ffml 3.删除表格选定记录
>Gu>T\jpe. int intEmpID = (int)MyDataGrid.DataKeys[e.Item.ItemIndex];
A<G ; string deleteCmd = "DELETE from Employee where emp_id = " + intEmpID.ToString()
V1+o3g{} EXM/>PG 4.删除表格记录警告
eVbh$cIrZ private void DataGrid_ItemCreated(Object sender,DataGridItemEventArgs e)
:-jP8X {
mm9S#Ya switch(e.Item.ItemType)
EPUJa~4 {
[7t0[U~3? case ListItemType.Item :
<a/ZOuBzZ case ListItemType.AlternatingItem :
;{)@ghD case ListItemType.EditItem:
:WKyEt!3 TableCell myTableCell;
,C12SM*@ myTableCell = e.Item.Cells[14];
I7-PF? LinkButton myDeleteButton ;
w `9GygS myDeleteButton = (LinkButton)myTableCell.Controls[0];
t6U+a\-< myDeleteButton.Attributes.Add("onclick","return confirm(’您是否确定要删除这条信息’);");
98%a)s)(a break;
Q,LWZw~" default:
'&L
break;
[>QsMUvak }
cF>;f(X &G5I0:a
}
ovRCF(Og, <k8rSxn{ 5.点击表格行链接另一页
]KII?{<k private void grdCustomer_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
xVmUmftD {
u*YuU%H= //点击表格打开
L bK1CGyA if (e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
K
{N;k- e.Item.Attributes.Add("onclick","window.open(’Default.aspx?id=" + e.Item.Cells[0].Text + "’);");
Y&:\s8C }
K Qy\l+\gM :.o0< 双击表格连接到另一页
#T#FUI1p ynz5Dy.d; 在itemDataBind事件中
;]ZHD$g if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
bsS|!KT {
E52:c]<'m string OrderItemID =e.item.cells[1].Text;
ZCq\Zk1O& ...
,}xC) > e.item.Attributes.Add("ondblclick", "location.href=’../ShippedGrid.aspx?id=" + OrderItemID + "’");
5Szo5 }
HrcnyQ`Q0 l~>rpG 双击表格打开新一页
gA8u E if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
*h8XbBZH {
P6Ol+SI#m string OrderItemID =e.item.cells[1].Text;
lu(Omds+ ...
+/^q"/f F e.item.Attributes.Add("ondblclick", "open(’../ShippedGrid.aspx?id=" + OrderItemID + "’)");
&b:Zln.j }
#B{F{,vlu, =$`")3y3 ★特别注意:【?id=】 处不能为 【?id =】
(#>5j7i8# 6.表格超连接列传递参数
.6]cu{K( <asp:HyperLinkColumn Target="_blank" headertext="ID号" DataTextField="id" NavigateUrl="aaa.aspx?id=’
W;j)ux7jMY <%# DataBinder.Eval(Container.DataItem, "数据字段1")%>’ & name=’<%# DataBinder.Eval(Container.DataItem, "数据字段2")%>’ />
ntUVhIE0 C]@B~X1H^ 7.表格点击改变颜色
PDiorW}]k if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
Ts *'f {
(?=(eo<N e.Item.Attributes.Add("onclick","this.style.backgroundColor=’#99cc00’;
ku8Z;ONeH this.style.color=’buttontext’;this.style.cursor=’default’;");
rs
KE }
uX!y,a/"
HAOrwJFqU 写在DataGrid的_ItemDataBound里
0R{R=r] if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
Z\yLzy#8 {
D.JVEKLkU e.Item.Attributes.Add("onmouseover","this.style.backgroundColor=’#99cc00’;
Jrrk$0H^~ this.style.color=’buttontext’;this.style.cursor=’default’;");
JC-yiORVr e.Item.Attributes.Add("onmouseout","this.style.backgroundColor=’’;this.style.color=’’;");
NQ{Z }
h!3Z%M
0>J4O:k o?x|y 8.关于日期格式
W5yu`Br +2enz!z#k 日期格式设定
r/w@Dh]{_ DataFormatString="{0:yyyy-MM-dd}"
[<yUq zm {;gWn'aq 我觉得应该在itembound事件中
@MVZy e.items.cell["你的列"].text=DateTime.Parse(e.items.cell["你的列"].text.ToString("yyyy-MM-dd"))
DWO: 0iq$bT| 9.获取错误信息并到指定页面
z~;qDf|I {
^k,iTx
不要使用Response.Redirect,而应该使用Server.Transfer
",oUVl X=}0+W e.g
@)Y7GM+^ // in global.asax
ZjID<5# protected void Application_Error(Object sender, EventArgs e) {
(3S/"ZE if (Server.GetLastError() is HttpUnhandledException)
Q^;\!$:M Server.Transfer("MyErrorPage.aspx");
*/qc%!YV9 '4S@:.D` //其余的非HttpUnhandledException异常交给ASP.NET自己处理就okay了 :)
JVYYwA^. }
B_1u<00kg 0pG(+fN_9 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
"lya|; .=<pU k 3G 10.清空Cookie
) FsSXnZL Cookie.Expires=[DateTime];
$G.|5sEk Response.Cookies("UserName").Expires = 0
%}MM+1eu )O'<jwp$ 11.自定义异常处理
f;6d/?= ~ //自定义异常处理类
=?x=CEW using System;
\M^4Dd Ay using System.Diagnostics;
M& L0n%,y5 MH(g<4>* namespace MyAppException
Y&%0 eI! {
UYLI>XSd /// <summary>
dXN&<Q, /// 从系统异常类ApplicationException继承的应用程序异常处理类。
?XrTZ{5' /// 自动将异常内容记录到Windows NT/2000的应用程序日志
{x$#5PW /// </summary>
2o}FB\4^i public class AppException:System.ApplicationException
2(x KE_| {
5,fzB~$TX( public AppException()
b .@dUuKz- {
K~N[^pF if (ApplicationConfiguration.EventLogEnabled)LogEvent("出现一个未知错误。");
H*<dte< }
U}TQXYAg wYM{x!D public AppException(string message)
J~6*d,Ry` {
:36^^Wm LogEvent(message);
"Vy\- ^ }
;f*xOdi*k ~|]\.^B public AppException(string message,Exception innerException)
wN.Jyb {
Ee| y[y, LogEvent(message);
1z!Lk*C) if (innerException != null)
%8}w!2D S {
:RG6gvz LogEvent(innerException.Message);
$9$NX/P }
gW%(_H mX }
a2n#T,kq& 6n g9 o6 //日志记录类
X:bgY using System;
yFv3>\ using System.Configuration;
Tl-B[CT using System.Diagnostics;
cViCWc2 using System.IO;
;pYk+r6 Cr using System.Text;
qN(;l&Q using System.Threading;
pm|]GkM 3j#F'M)s{ namespace MyEventLog
*2hzReM {
/pEkig7M /// <summary>
$80/ub:R /// 事件日志记录类,提供事件日志记录支持
Wb$bCR#?< /// <remarks>
L@uKE jR /// 定义了4个日志记录方法 (error, warning, info, trace)
xEqrs6sR /// </remarks>
eZo%q,L /// </summary>
ObnB6ShKi public class ApplicationLog
\`&fr+x {
A
2 )%+ /// <summary>
~d]7 Cl /// 将错误信息记录到Win2000/NT事件日志中
jeNEC&J /// <param name="message">需要记录的文本信息</param>
Er`PYE
J /// </summary>
vN+!l3O public static void WriteError(String message)
}2"k:-g {
nIT=/{oyi WriteLog(TraceLevel.Error, message);
*O2j<3CHf }
uLht;-`{n r6<}S( /// <summary>
$tJJ
>" /// 将警告信息记录到Win2000/NT事件日志中
2q bpjm /// <param name="message">需要记录的文本信息</param>
$Vh82Id^ /// </summary>
kdq55zTc<6 public static void WriteWarning(String message)
X+jSB, {
j/\XeG> WriteLog(TraceLevel.Warning, message);
=<icHt6s }
N\$6R-L nXjUTSGa) /// <summary>
`MS=/x E /// 将提示信息记录到Win2000/NT事件日志中
HF:PF"|3 /// <param name="message">需要记录的文本信息</param>
$fO*229As /// </summary>
YFY)Z7fK public static void WriteInfo(String message)
,GlK_-6> {
f
#14%?/ WriteLog(TraceLevel.Info, message);
Dc2eY. }
7085&\9 /// <summary>
a gzG /// 将跟踪信息记录到Win2000/NT事件日志中
YXEZ&$e' /// <param name="message">需要记录的文本信息</param>
jXQ_7 /// </summary>
I._=q public static void WriteTrace(String message)
i)ctrdP- {
=r2d{ WriteLog(TraceLevel.Verbose, message);
?aui q }
fyeS) ]Ea6Z /// <summary>
.nN7*))Fj /// 格式化记录到事件日志的文本信息格式
~%ZO8X:^ /// <param name="ex">需要格式化的异常对象</param>
%K4-V5f /// <param name="catchInfo">异常信息标题字符串.</param>
r` @Dgo} /// <retvalue>
IYFA>*Es /// <para>格式后的异常信息字符串,包括异常内容和跟踪堆栈.</para>
' wEP:} /// </retvalue>
"Y+`U /// </summary>
Yv)/DsSyL public static String FormatException(Exception ex, String catchInfo)
Et(prmH {
P:+:Cm< StringBuilder strBuilder = new StringBuilder();
Syb:i(Y if (catchInfo != String.Empty)
iGIaZ!j aW {
{iRNnh strBuilder.Append(catchInfo).Append("\r\n");
"Q( 8FF }
m,b<b91 strBuilder.Append(ex.Message).Append("\r\n").Append(ex.StackTrace);
~[{| s') return strBuilder.ToString();
*SZ<ori }
J.*=7zmw w~`P\i@ /// <summary>
x0]*'^aA /// 实际事件日志写入方法
*MNY1+RJ /// <param name="level">要记录信息的级别(error,warning,info,trace).</param>
C*$/J\6xy /// <param name="messageText">要记录的文本.</param>
>4c 1VEi /// </summary>
4^r}&9C~ private static void WriteLog(TraceLevel level, String messageText)
)Z#7%,o {
,3K?=e2 try
AWzpk}\ {
:c>,=FUT EventLogEntryType LogEntryType;
M:~#"lfK switch (level)
]KmYPrCl0 {
B4?P"| case TraceLevel.Error:
K"D9. %7 LogEntryType = EventLogEntryType.Error;
>_o_&;=`v break;
Kt-@a%O0 case TraceLevel.Warning:
<Aa%Uwpc LogEntryType = EventLogEntryType.Warning;
Je'$V%{E break;
:MpCj<<[ case TraceLevel.Info:
?$?Ni)Z LogEntryType = EventLogEntryType.Information;
@'QB rE break;
7Vi[I< * case TraceLevel.Verbose:
o7 kGZ LogEntryType = EventLogEntryType.SuccessAudit;
g!8-yri break;
9}=Fdt default:
`fH6E8N LogEntryType = EventLogEntryType.SuccessAudit;
lyyi?/W% break;
cG<?AR?wDT }
GZ1>]HB>r^ ci!c7 ,'c EventLog eventLog = new EventLog("Application", ApplicationConfiguration.EventLogMachineName, ApplicationConfiguration.EventLogSourceName );
<D__17W:; //写入事件日志
1~+w7Ar=( eventLog.WriteEntry(messageText, LogEntryType);
5)vXmAD/0 jH8F^KJM[ }
>,[(icyzn catch {} //忽略任何异常
<(v!Xj^yO }
C$P3&k#W } //class ApplicationLog
8ydOS }
6l4l74 p(v.sP4w 12.Panel 横向滚动,纵向自动扩展
QAR<.zXvP <asp:panel style="overflow-x:scroll;overflow-y:auto;"></asp:panel>
(b(iL\B$D= MKbW^: 13.回车转换成Tab
\oi=fu=}* <script language="javascript" for="document" event="onkeydown">
*+ 7#z; if(event.keyCode==13 && event.srcElement.type!=’button’ && event.srcElement.type!=’submit’ && event.srcElement.type!=’reset’ && event.srcElement.type!=’’&& event.srcElement.type!=’textarea’);
b@7
ItzD event.keyCode=9;
7L!k9"X`0F </script>
h:|aQJG5 nPKj%g3h onkeydown="if(event.keyCode==13) event.keyCode=9"
A
9u9d\ #pIb:/2a_ 14.DataGrid超级连接列
[mm5?23g DataNavigateUrlField="字段名" DataNavigateUrlFormatString="
http://xx/inc/delete.aspx?ID={0}"
P6MT[ *+b[v7 15.DataGrid行随鼠标变色
Zffzyh private void DGzf_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
Z'\_YbB {
de"*<+ if (e.Item.ItemType!=ListItemType.Header)
d+_qBp {
yJ^}uw e.Item.Attributes.Add( "onmouseout","this.style.backgroundColor=\""+e.Item.Style["BACKGROUND-COLOR"]+"\"");
Q$3%aR-2 e.Item.Attributes.Add( "onmouseover","this.style.backgroundColor=\""+ "#EFF3F7"+"\"");
8NLk`/ }
Eq|_>f@@8 }
:S.0e {9z EnVfg 16.模板列
4u<oe_n <ASP:TEMPLATECOLUMN visible="False" sortexpression="demo" headertext="ID">
E]68IuP@' <ITEMTEMPLATE>
s>kzt1,x <ASP:LABEL text=’<%# DataBinder.Eval(Container.DataItem, "ArticleID")%>’ runat="server" width="80%" id="lblColumn" />
v8LKv`I's </ITEMTEMPLATE>
)0NA*<Q+. </ASP:TEMPLATECOLUMN>
us/x.qPy2 n04Zji(F@ <ASP:TEMPLATECOLUMN headertext="选中">
7y:J@fh< <HEADERSTYLE wrap="False" horizontalalign="Center"></HEADERSTYLE>
5[0n'uH <ITEMTEMPLATE>
wL:3RZB <ASP:CHECKBOX id="chkExport" runat="server" />
"Li"NxObCA </ITEMTEMPLATE>
4h-y'&Z <EDITITEMTEMPLATE>
Gv<K#@9T <ASP:CHECKBOX id="chkExportON" runat="server" enabled="true" />
E0GpoG5C </EDITITEMTEMPLATE>
Pd>hd0!.% </ASP:TEMPLATECOLUMN>
<@oK^ja 2 Y%$6NX 后台代码
nH;^$b'LZ protected void CheckAll_CheckedChanged(object sender, System.EventArgs e)
`S%pD.g,2 {
s{gdTG6v` //改变列的选定,实现全选或全不选。
-\>Xtix^-c CheckBox chkExport ;
4B) prQ3 if( CheckAll.Checked)
!.9NJ2'8 {
L='GsjF0} foreach(DataGridItem oDataGridItem in MyDataGrid.Items)
KX{ S8_ {
8}4V$b`Z chkExport = (CheckBox)oDataGridItem.FindControl("chkExport");
4-sUy chkExport.Checked = true;
t;
"o,T }
'l2`05 }
9Czc$fSSt else
Ur_~yX]Mo {
m+CvU?)gJ foreach(DataGridItem oDataGridItem in MyDataGrid.Items)
iMF:~H-Yq# {
I"r*p? chkExport = (CheckBox)oDataGridItem.FindControl("chkExport");
GQq2;%RrF chkExport.Checked = false;
lE /" }
J PmW0wM }
h T4fKc7P }
u" nyx0< p=T]%k*^h# 17.数字格式化
[}.OlR3) ]GRPxh 【<%#Container.DataItem("price")%>的结果是500.0000,怎样格式化为500.00?】
nNf/$h#;O <%#Container.DataItem("price","{0:¥#,##0.00}")%>
o: qB#8X \T>f+0=4 int i=123456;
:h" Y >1P string s=i.ToString("###,###.00");
`*N2x\+X lr=*Ty(V 18.日期格式化
Z>'.+OW wuI+$? 【aspx页面内:<%# DataBinder.Eval(Container.DataItem,"Company_Ureg_Date")%>
evq*&.6\ j`(o\Fd ) 显示为: 2004-8-11 19:44:28
Nn+leM V*LpO8= 我只想要:2004-8-11 】
rT <=`9^{ <%# DataBinder.Eval(Container.DataItem,"Company_Ureg_Date","{0:yyyy-M-d}")%>
bq]af.o*
R:-^,/1 应该如何改?
0Bb amU N_h)L` 【格式化日期】
2UA h^i-^ flnoK%wi 取出来,一般是object((DateTime)objectFromDB).ToString("yyyy-MM-dd");
V9][a !'MZeiLP 【日期的验证表达式】
/=i^Bgh4 >$k_tC'" A.以下正确的输入格式: [2004-2-29], [2004-02-29 10:29:39 pm], [2004/12/31]
X]M)T ^((\d{2}(([02468][048])|([13579][26]))[\-\/\s]?((((0?[13578])|(1[02]))[\-\/\s]?((0?[1-9])|([1-2][0-9])|(3[01])))|(((0?[469])|(11))[\-\/\s]?((0?[1-9])|([1-2][0-9])|(30)))|(0?2[\-\/\s]?((0?[1-9])|([1-2][0-9])))))|(\d{2}(([02468][1235679])|([13579][01345789]))[\-\/\s]?((((0?[13578])|(1[02]))[\-\/\s]?((0?[1-9])|([1-2][0-9])|(3[01])))|(((0?[469])|(11))[\-\/\s]?((0?[1-9])|([1-2][0-9])|(30)))|(0?2[\-\/\s]?((0?[1-9])|(1[0-9])|(2[0-8]))))))(\s(((0?[1-9])|(1[0-2]))\:([0-5][0-9])((\s)|(\:([0-5][0-9])\s))([AM|PM|am|pm]{2,2})))?$
7\<#z| c)+IX;q-C B.以下正确的输入格式:[0001-12-31], [9999 09 30], [2002/03/03]
0Kq\ oMn ^\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]))$
T-uI CMEf NJwcb=* 【大小写转换】
#X`j#"Ov2( HttpUtility.HtmlEncode(string);
%
?@PlQ HttpUtility.HtmlDecode(string)
"2$C_aE &K/5AH"q 19.如何设定全局变量
kF`2%g+ t /1KKEZM Global.asax中
}hhDJ_I5M :voQ#f= Application_Start()事件中
:k#Y|( }qRYXjS 添加Application[属性名] = xxx;
bR(rZu5 H4MFTnJ{ 就是你的全局变量
d?.ewsC 8W9kd"=U 20.怎样作到HyperLinkColumn生成的连接后,点击连接,打开新窗口?
Y 8EL 8N'[)Jw HyperLinkColumn有个属性Target,将器值设置成"_blank"即可.(Target="_blank")
kO+Y5z6= 8 W79 【ASPNETMENU】点击菜单项弹出新窗口
zvL;.U ]`b/_LJN$F 在你的menuData.xml文件的菜单项中加入URLTarget="_blank",如:
M1-n <?xml version="1.0" encoding="GB2312"?>
Y7{IF X <MenuData ImagesBaseURL="images/">
K]1A,Q <MenuGroup>
Lp.,:z7 <MenuItem Label="内参信息" URL="Infomation.aspx" >
$<OX\f% <MenuGroup ID="BBC">
GFB(c
<MenuItem Label="公告信息" URL="Infomation.aspx" URLTarget="_blank" LeftIcon="file.gif"/>
:D""c* <MenuItem Label="编制信息简报" URL="NewInfo.aspx" LeftIcon="file.gif" />
i]JD::P_H ......
c=0S]_ E.R,'Y;x 最好将你的aspnetmenu升级到1.2版
RQ;pAO KC[ql}JP 21.读取DataGrid控件TextBox值
D37N*9} foreach(DataGrid dgi in yourDataGrid.Items)
f![?og)I% {
sB"Oi|#lk TextBox tb = (TextBox)dgi.FindControl("yourTextBoxId");
7jQOwzj tb.Text....
*VG#SK }
olB?"M=H 5hF
iK
K7 23.在DataGrid中有3个模板列包含Textbox分别为 DG_ShuLiang (数量) DG_DanJian(单价) DG_JinE(金额)分别在5.6.7列,要求在录入数量及单价的时候自动算出金额即:数量*单价=金额还要求录入时限制为 数值型.我如何用客户端脚本实现这个功能?
.y\j .p HZX(kYV 〖思归〗
Kc$j<MRtv <asp:TemplateColumn HeaderText="数量">
kj{z;5-dl <ItemTemplate>
mmE\=i~ <asp:TextBox id="ShuLiang" runat=’server’ Text=’<%# DataBinder.Eval(Container.DataItem,"DG_ShuLiang")%>’
%}elh79H* onkeyup="javascript:DoCal()"
dkVF />
dDK4I3a #N.W8mq <asp:RegularExpressionValidator id="revS" runat="server" ControlToValidate="ShuLiang" ErrorMessage="must be integer" ValidationExpression="^\d+$" />
|4^us|XY </ItemTemplate>
UzTFT:\ </asp:TemplateColumn>
hd^?mZ 1t w>C\ <asp:TemplateColumn HeaderText="单价">
roSdcQTeT <ItemTemplate>
3#<b!Yz <asp:TextBox id="DanJian" runat=’server’ Text=’<%# DataBinder.Eval(Container.DataItem,"DG_DanJian")%>’
A)/8j2 onkeyup="javascript:DoCal()"
b{%p />
.fY1?$*6c NCR4n_ <asp:RegularExpressionValidator id="revS2" runat="server" ControlToValidate="DanJian" ErrorMessage="must be numeric" ValidationExpression="^\d+(\.\d*)?$" />
!W4A9Th O9?t,1 </ItemTemplate>
f3El9[ </asp:TemplateColumn>
Vb yGr~t +GqK$B(x7 <asp:TemplateColumn HeaderText="金额">
'Z5l'Ac <ItemTemplate>
6Lj=%& <asp:TextBox id="JinE" runat=’server’ Text=’<%# DataBinder.Eval(Container.DataItem,"DG_JinE")%>’ />
\]uD"Jqv# </ItemTemplate>
#}Y$+FtO </asp:TemplateColumn><script language="javascript">
BPs|qb- function DoCal()
jGy%O3/ {
R-QSv$ var e = event.srcElement;
V{4=,Ax var row = e.parentNode.parentNode;
<cS"oBh&u0 var txts = row.all.tags("INPUT");
cetHpU, if (!txts.length || txts.length < 3)
,\8F27 return;
HEh,Cf7`' Se~<Vpo var q = txts[txts.length-3].value;
Ck.LsL- var p = txts[txts.length-2].value;
rHYSS0*3 s2F<H# if (isNaN(q) || isNaN(p))
}.*"ezaZw return;
Jy<hTd*q l Oxz&m q = parseInt(q);
nYy%=B|> p = parseFloat(p);
R. :~e ^#i3JMq txts[txts.length-1].value = (q * p).toFixed(2);
Rn?Yz^
1q }
d?[gd(O </script>
0#Ivo<V 8k~$_AT>u @>:V? 5>CmWMQ (B+CI%=
D 24.datagrid选定比较底下的行时,为什么总是刷新一下,然后就滚动到了最上面,刚才选定的行因屏幕的关系就看不到了。
Q+bZZMK5,U page_load
"-
2HKs page.smartNavigation=true
|z.x M> b-!+Q) 25.在Datagrid中修改数据,当点击编辑键时,数据出现在文本框中,怎么控制文本框的大小 ?
_UP=zW private void DataGrid1_ItemDataBound(obj sender,DataGridItemEventArgs e)
c+S<U* {
J)o.@+Q} for(int i=0;i<e.Item.Cells.Count-1;i++)
c?(;6$ A if(e.Item.ItemType==ListItemType.EditType)
#dO8) t {
qe^d6 e.Item.Cells.Attributes.Add("Width", "80px")
fG dT2}gd }
80m<OW1 }
;[nomxu|? vNWCv 26.对话框
X 8/9x-E_ private static string ScriptBegin = "<script language=\"JavaScript\">";
2><=U7~ private static string ScriptEnd = "</script>";
/6fa
7; X%X`o%AqC public static void ConfirmMessageBox(string PageTarget,string Content)
R;d)I^@ {
0+3_CS++r string ConfirmContent="var retValue=window.confirm(’"+Content+"’);"+"if(retValue){window.location=’"+PageTarget+"’;}";
>;qAj!' Q'
b@5o ConfirmContent=ScriptBegin + ConfirmContent + ScriptEnd;
9!XXuMWU< 4e`GMtp Page ParameterPage = (Page)System.Web.HttpContext.Current.Handler;
:<}1as!eo ParameterPage.RegisterStartupScript("confirm",ConfirmContent);
"kb[}r4? //Response.Write(strScript);
~?6M4!u
}
~W/|RP7S bv:M
zYS 27. 将时间格式化:string aa=DateTime.Now.ToString("yyyy年MM月dd日");
LI~ofCp ^+J3E4 1.1 取当前年月日时分秒
=`st1K currentTime=System.DateTime.Now;
Xmb001 qQN|\u+co 1.2 取当前年
%m/W4Nk int 年= DateTime.Now.Year;
}R&5Ye -tPia=^ 1.3 取当前月
t/$:g9V%FA int 月= DateTime.Now.Month;
s2Rg-:7 @"h@4q/W 1.4 取当前日
Yq~$pVgf int 日= DateTime.Now.Day;
Qxb%P<`u fvE:'( #? 1.5 取当前时
Uf,fd int 时= DateTime.Now.Hour;
%VH{bpS|i: DYf3>xh>xb 1.6 取当前分
6lAHB*` int 分= DateTime.Now.Minute;
'G)UIjl QJ4=*tX) 1.7 取当前秒
ztEM>xsk int 秒= DateTime.Now.Second;
x*#9\*@EI N\{{:<Cp\ 1.8 取当前毫秒
<sncW>?!~ int 毫秒= DateTime.Now.Millisecond;
?y/LMja $eu-8E' 28.自定义分页代码:
,@Fde=Lw vk><S|[n 先定义变量 :
Mn<#rBE B public static int pageCount; //总页面数
e+~Q58oD public static int curPageIndex=1; //当前页面
L,\wB7t b[/uSwvi 下一页:
dje}CbZ if(DataGrid1.CurrentPageIndex < (DataGrid1.PageCount - 1))
\+#>XDD {
(5/>arDn DataGrid1.CurrentPageIndex += 1;
xJ rKH curPageIndex+=1;
`b:yW.#w3l }
Z#vU~1W 7Zw.mM!i bind(); // DataGrid1数据绑定函数
'eYM;\%(' bXNM.K 上一页:
#S|DoeFs if(DataGrid1.CurrentPageIndex >0)
6%A_PP3Z {
X,mqQ7+ DataGrid1.CurrentPageIndex += 1;
4:0y\M5u curPageIndex-=1;
b#[EkI 0@ }
SJ8CBxA B:]%Iu| bind(); // DataGrid1数据绑定函数
&