1. 打开新的窗口并传送参数:
o*S $j Cf? MPw7!G(qj 传送参数:
3S21DC@Y response.write("<script>window.open(’*.aspx?id="+this.DropDownList1.SelectIndex+"&id1="+...+"’)</script>")
xVo)!83+Q "+C\f) 接收参数:
y^fU_L?p string a = Request.QueryString("id");
sX?7`n1U string b = Request.QueryString("id1");
UjK&`a;V !!pi\J?sk 2.为按钮添加对话框
gDBQ\vM8 Button1.Attributes.Add("onclick","return confirm(’确认?’)");
> %*X2'^ button.attributes.add("onclick","if(confirm(’are you sure...?’)){return true;}else{return false;}")
<W{0@?y "+Yn;9 3.删除表格选定记录
_Pm}]Y:_ int intEmpID = (int)MyDataGrid.DataKeys[e.Item.ItemIndex];
`^Sq>R!; string deleteCmd = "DELETE from Employee where emp_id = " + intEmpID.ToString()
Z0@ImhejuB ]@ g$<& 4.删除表格记录警告
dQ"W~ig private void DataGrid_ItemCreated(Object sender,DataGridItemEventArgs e)
QAw,X Z.K^ {
lt"*y.%@b switch(e.Item.ItemType)
[l{eJ/W {
r\D8_S_ case ListItemType.Item :
:cz]8~i\ case ListItemType.AlternatingItem :
c3BL2>c case ListItemType.EditItem:
NGzqiu"J TableCell myTableCell;
{iteC myTableCell = e.Item.Cells[14];
1Ac1CsK* LinkButton myDeleteButton ;
g0$k_ myDeleteButton = (LinkButton)myTableCell.Controls[0];
f@g myDeleteButton.Attributes.Add("onclick","return confirm(’您是否确定要删除这条信息’);");
n#,l&Bx break;
cC]1D*Bn default:
LxDhthZi_ break;
_YUF /B' }
N*-Z Jv W.<<azi }
p-Btbhv K Hc + 5.点击表格行链接另一页
e4LNnJU\| private void grdCustomer_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
QQcj"s {
2geC3v% 0o //点击表格打开
DgP%Q if (e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
vGDo?X~#o e.Item.Attributes.Add("onclick","window.open(’Default.aspx?id=" + e.Item.Cells[0].Text + "’);");
9^olAfX`dB }
xb;mm9H
f ebh1rUX 双击表格连接到另一页
fe/6JV
e8v=n@0 在itemDataBind事件中
p$<qT^]& if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
a06q-3zw {
%tLq&tyeY string OrderItemID =e.item.cells[1].Text;
Jp0.h8i ...
jXR+>=_ e.item.Attributes.Add("ondblclick", "location.href=’../ShippedGrid.aspx?id=" + OrderItemID + "’");
<rF }
7mBL#T2 >4b39/BM 双击表格打开新一页
z5/O8}Gz@ if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
</p.OaNe {
\]El%j4 string OrderItemID =e.item.cells[1].Text;
iHB)wC`u ...
DVH><3FF e.item.Attributes.Add("ondblclick", "open(’../ShippedGrid.aspx?id=" + OrderItemID + "’)");
+.cv,1Vx }
|SleSgS<# i|GC 'XD@ ★特别注意:【?id=】 处不能为 【?id =】
ARo5 Ss{ 6.表格超连接列传递参数
q"oNB-bz <asp:HyperLinkColumn Target="_blank" headertext="ID号" DataTextField="id" NavigateUrl="aaa.aspx?id=’
]^<~[QK_C <%# DataBinder.Eval(Container.DataItem, "数据字段1")%>’ & name=’<%# DataBinder.Eval(Container.DataItem, "数据字段2")%>’ />
W@=ilW3RD tT:yvU@a 7.表格点击改变颜色
U @|_5[nl if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
.|-y+9IP {
G.T1rUh= e.Item.Attributes.Add("onclick","this.style.backgroundColor=’#99cc00’;
!HYqM(|{. this.style.color=’buttontext’;this.style.cursor=’default’;");
yL-L2 }
X;tk\Ixd E
.5xzY 写在DataGrid的_ItemDataBound里
}XU- JAn if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
UJ:B:hh'' {
j C? e.Item.Attributes.Add("onmouseover","this.style.backgroundColor=’#99cc00’;
(0S7 this.style.color=’buttontext’;this.style.cursor=’default’;");
rJ>8|K[kt e.Item.Attributes.Add("onmouseout","this.style.backgroundColor=’’;this.style.color=’’;");
Po3W+;@ }
f_8~b0` jEI L(0_H yW 3h_08 8.关于日期格式
0b'R5I.M t,_[nu(~8% 日期格式设定
r.5F^ DataFormatString="{0:yyyy-MM-dd}"
VXS9E383 1,,-R*x 我觉得应该在itembound事件中
3}+
\&[ e.items.cell["你的列"].text=DateTime.Parse(e.items.cell["你的列"].text.ToString("yyyy-MM-dd"))
S{6u\Vy `<q5RuU 9.获取错误信息并到指定页面
1wt]J!hgV X*Zv,Wm 不要使用Response.Redirect,而应该使用Server.Transfer
$)!Z"2T r^)<Jy0|r e.g
=B1!em| // in global.asax
WW=7QCi protected void Application_Error(Object sender, EventArgs e) {
?|\Lm3%J if (Server.GetLastError() is HttpUnhandledException)
h>?OWI Server.Transfer("MyErrorPage.aspx");
kTV D4Z= zAewE@N#_ //其余的非HttpUnhandledException异常交给ASP.NET自己处理就okay了 :)
p20Nk$. }
V5+a[`] 3]acfCacC 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
VbjW$? p
WH u[Fu 10.清空Cookie
.anL}OA_q Cookie.Expires=[DateTime];
uHYI :(O Response.Cookies("UserName").Expires = 0
q`hg@uwA{` 75y#^pD?c 11.自定义异常处理
b%(0AL //自定义异常处理类
<>TBM^ using System;
yyc&'J using System.Diagnostics;
3B+Rx;>h iKwVYL namespace MyAppException
.PgkHb=l@ {
r+Y1m\ /// <summary>
x{E[qH_1Fm /// 从系统异常类ApplicationException继承的应用程序异常处理类。
ln5On_Wm /// 自动将异常内容记录到Windows NT/2000的应用程序日志
&BkNkb 0 /// </summary>
~gN'";1i public class AppException:System.ApplicationException
aF:LL>H {
E2MpMR public AppException()
@p;4g_F {
Dts:$PlCk if (ApplicationConfiguration.EventLogEnabled)LogEvent("出现一个未知错误。");
uw]Jm"=w }
ryN-d%t? |dK-r public AppException(string message)
/+u*9ZR&1 {
9YKEME+: LogEvent(message);
bHCd|4e,2 }
Vq\6c tyh%s" public AppException(string message,Exception innerException)
pyKMi /)bL {
j^gF~Wz^ LogEvent(message);
LHps2, if (innerException != null)
F3q5!1 {
LPC7Bdjz LogEvent(innerException.Message);
J0IK=Y }
A.[T#ZB.4 }
s=:n<`Z2 !s$fqn
6 //日志记录类
zv41Yv!x} using System;
ee0J;pP2# using System.Configuration;
/bWV`* using System.Diagnostics;
!E%!, using System.IO;
,3wo using System.Text;
Vr'Z5F*@ using System.Threading;
,Gfnf%H\8> p:
o*= namespace MyEventLog
;(V=disU/ {
tc[PJH&P /// <summary>
k(MQ:9'| /// 事件日志记录类,提供事件日志记录支持
&>-Cz%IV /// <remarks>
q~qig,$Y /// 定义了4个日志记录方法 (error, warning, info, trace)
$jHL8r\e7 /// </remarks>
SNQ+ XtoO /// </summary>
m ]\L1& public class ApplicationLog
6?6
u {
z"<PveVo /// <summary>
|^ qW
/// 将错误信息记录到Win2000/NT事件日志中
8]O|$8'" /// <param name="message">需要记录的文本信息</param>
<^=k~7m /// </summary>
PSRGlxdO public static void WriteError(String message)
JOMZ&c^ {
zVIzrz0 WriteLog(TraceLevel.Error, message);
!`SR$dnE }
B7#;tCf nJ,56}
/// <summary>
Ac|`5'/Tx /// 将警告信息记录到Win2000/NT事件日志中
o` e~1 /// <param name="message">需要记录的文本信息</param>
}Eav@3h6 /// </summary>
P5N"7/PfW public static void WriteWarning(String message)
DT*/2TH*l {
*
08LW|:, WriteLog(TraceLevel.Warning, message);
/F\7_ }
p'H5yg3h 8w{V[@QLn /// <summary>
xe5>)\18- /// 将提示信息记录到Win2000/NT事件日志中
dWI\VS 9 /// <param name="message">需要记录的文本信息</param>
w(vf>L6( /// </summary>
9`xq3EL2T public static void WriteInfo(String message)
XLtuck {
sx22|j`)V WriteLog(TraceLevel.Info, message);
6)W9/V-W }
o*<(,I% /// <summary>
{vaq,2_w /// 将跟踪信息记录到Win2000/NT事件日志中
X3nwA#If1 /// <param name="message">需要记录的文本信息</param>
U<*dDE~z /// </summary>
*@O;IiSE public static void WriteTrace(String message)
9qw~]W~Nm {
^!A{ 4NV WriteLog(TraceLevel.Verbose, message);
}Iu 6]?|' }
}RD,JgmV 6:e0?R^aD" /// <summary>
NWKD:{ /// 格式化记录到事件日志的文本信息格式
1r;Q5[@ /// <param name="ex">需要格式化的异常对象</param>
* 6uiOtH /// <param name="catchInfo">异常信息标题字符串.</param>
Fr3Q"( /// <retvalue>
qWWy}5SOm /// <para>格式后的异常信息字符串,包括异常内容和跟踪堆栈.</para>
C4b3ZcD2 /// </retvalue>
*bR _
C"- /// </summary>
FCg,p2 public static String FormatException(Exception ex, String catchInfo)
W7.]V)$wM {
aUd633 StringBuilder strBuilder = new StringBuilder();
h322^24-2 if (catchInfo != String.Empty)
il:+O08_ {
_3)~{dQ+ strBuilder.Append(catchInfo).Append("\r\n");
g
>X!Q }
F.JE$)B2EX strBuilder.Append(ex.Message).Append("\r\n").Append(ex.StackTrace);
nF7Ozxm# return strBuilder.ToString();
>:Rc%ILym }
b+w|3bQa P*\.dAi /// <summary>
=s;7T!7! /// 实际事件日志写入方法
`TAhW /// <param name="level">要记录信息的级别(error,warning,info,trace).</param>
XrYz[h*)! /// <param name="messageText">要记录的文本.</param>
d~qDQ6! /// </summary>
vRm;H|[%S private static void WriteLog(TraceLevel level, String messageText)
63ht|$G {
Cfa?LgSz try
(d@lG*K {
'
R{ [Y) EventLogEntryType LogEntryType;
~]}7|VN.} switch (level)
VNF@)!l {
{gzL}KL case TraceLevel.Error:
M,NYF`;a LogEntryType = EventLogEntryType.Error;
BsRxD9r break;
,LG6py&aT case TraceLevel.Warning:
-$t#AYKz LogEntryType = EventLogEntryType.Warning;
Rs7=v2>I break;
F $B_;G case TraceLevel.Info:
7?e*b(vd LogEntryType = EventLogEntryType.Information;
W,}C*8{+ break;
k/cQJz case TraceLevel.Verbose:
*uNa(yd LogEntryType = EventLogEntryType.SuccessAudit;
LC/6'4}_ break;
h8Kri}z; M default:
nCJ)=P.d LogEntryType = EventLogEntryType.SuccessAudit;
:4/RB%)" break;
7@5}WNr }
^lf{IM-Y +wr2TT~ EventLog eventLog = new EventLog("Application", ApplicationConfiguration.EventLogMachineName, ApplicationConfiguration.EventLogSourceName );
eA4@)6W P( //写入事件日志
fC52nK&T8 eventLog.WriteEntry(messageText, LogEntryType);
Js ~_8 YqrieDFay! }
_5y3<H<? catch {} //忽略任何异常
"I}3*s9Q- }
<Zl}u:(w } //class ApplicationLog
GeD^-.^ }
wHvX|GwMv FTsvPLIv" 12.Panel 横向滚动,纵向自动扩展
w/#k.YE <asp:panel style="overflow-x:scroll;overflow-y:auto;"></asp:panel>
'WUd7 a^>0XXr}Y 13.回车转换成Tab
Z~[ c65Nlu <script language="javascript" for="document" event="onkeydown">
qlNK } if(event.keyCode==13 && event.srcElement.type!=’button’ && event.srcElement.type!=’submit’ && event.srcElement.type!=’reset’ && event.srcElement.type!=’’&& event.srcElement.type!=’textarea’);
7X*$Fu< event.keyCode=9;
fczId" </script>
V'K1kYb =`Pgo5A onkeydown="if(event.keyCode==13) event.keyCode=9"
q ^Un,h64t pa*bqPi 14.DataGrid超级连接列
y yW;VKN DataNavigateUrlField="字段名" DataNavigateUrlFormatString="
http://xx/inc/delete.aspx?ID={0}"
Y92wL} \]1qAFB5 15.DataGrid行随鼠标变色
3A!`U6C( private void DGzf_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
P>j^w#$n {
t2uX+1F if (e.Item.ItemType!=ListItemType.Header)
-|YG**i/ {
p#go<Y# e.Item.Attributes.Add( "onmouseout","this.style.backgroundColor=\""+e.Item.Style["BACKGROUND-COLOR"]+"\"");
jgNdcP e.Item.Attributes.Add( "onmouseover","this.style.backgroundColor=\""+ "#EFF3F7"+"\"");
4+"2K-] }
*")Req }
~-ZquJ- I7,5ID4pn 16.模板列
"H\1Z,P<m <ASP:TEMPLATECOLUMN visible="False" sortexpression="demo" headertext="ID">
0N>NX?r <ITEMTEMPLATE>
k+b!Lw!L <ASP:LABEL text=’<%# DataBinder.Eval(Container.DataItem, "ArticleID")%>’ runat="server" width="80%" id="lblColumn" />
WR,MqM20 </ITEMTEMPLATE>
kCRfO}wt3 </ASP:TEMPLATECOLUMN>
]wb^5H
3Z/_}5%" <ASP:TEMPLATECOLUMN headertext="选中">
wX<w)@ <HEADERSTYLE wrap="False" horizontalalign="Center"></HEADERSTYLE>
$FXlH;_7 <ITEMTEMPLATE>
i7D[5! <ASP:CHECKBOX id="chkExport" runat="server" />
;+C2P@M </ITEMTEMPLATE>
cip5 -Z@8 <EDITITEMTEMPLATE>
c@f?0|66M <ASP:CHECKBOX id="chkExportON" runat="server" enabled="true" />
c[VVCN8dA </EDITITEMTEMPLATE>
lgrD~Y (x </ASP:TEMPLATECOLUMN>
Sq22] O?,Grn%'. 后台代码
<OgwA$abl% protected void CheckAll_CheckedChanged(object sender, System.EventArgs e)
Ck1{\=t {
gi {rqM //改变列的选定,实现全选或全不选。
1?I_fA} CheckBox chkExport ;
,i RUR8 if( CheckAll.Checked)
Ln+;HorZ] {
y[`>,?ns5 foreach(DataGridItem oDataGridItem in MyDataGrid.Items)
R?62gH {
&6="r} chkExport = (CheckBox)oDataGridItem.FindControl("chkExport");
xu%_Zt2/?j chkExport.Checked = true;
l(A)G d5> }
2P,%}Ms }
==#mlpi`S[ else
wF=?EK(;P{ {
l6_dVK;s foreach(DataGridItem oDataGridItem in MyDataGrid.Items)
6+UTEw; {
<S ae:m4 chkExport = (CheckBox)oDataGridItem.FindControl("chkExport");
CKE):kHu chkExport.Checked = false;
gUr#3# }
NI
r"i2 }
$U=j<^R}a }
z!s1$5:" 0 Y~TD)c= 17.数字格式化
"%I<yUP]U +7\"^D 【<%#Container.DataItem("price")%>的结果是500.0000,怎样格式化为500.00?】
*Z8qd{.$q <%#Container.DataItem("price","{0:¥#,##0.00}")%>
mV'-1 Nn#;Kjul. int i=123456;
*$]50 \W string s=i.ToString("###,###.00");
0fJz[;dV>n :y.~IQN 18.日期格式化
I:6H65(& 9ls*L!Jw 【aspx页面内:<%# DataBinder.Eval(Container.DataItem,"Company_Ureg_Date")%>
[a_'pAH _I?oR.ON33 显示为: 2004-8-11 19:44:28
y[{}124 6e>P!bo 我只想要:2004-8-11 】
B ({g|}|G+ <%# DataBinder.Eval(Container.DataItem,"Company_Ureg_Date","{0:yyyy-M-d}")%>
2#(dfEAy 0Ke2%+yqJ 应该如何改?
kBU`Q{. <2af&-EGs 【格式化日期】
d`UK mj dY{qdQQ} 取出来,一般是object((DateTime)objectFromDB).ToString("yyyy-MM-dd");
p`2Q6 ]JR2Av 【日期的验证表达式】
oj/#wF+ *C);IdhK%y A.以下正确的输入格式: [2004-2-29], [2004-02-29 10:29:39 pm], [2004/12/31]
G<-<>)zO! ^((\d{2}(([02468][048])|([13579][26]))[\-\/\s]?((((0?[13578])|(1[02]))[\-\/\s]?((0?[1-9])|([1-2][0-9])|(3[01])))|(((0?[469])|(11))[\-\/\s]?((0?[1-9])|([1-2][0-9])|(30)))|(0?2[\-\/\s]?((0?[1-9])|([1-2][0-9])))))|(\d{2}(([02468][1235679])|([13579][01345789]))[\-\/\s]?((((0?[13578])|(1[02]))[\-\/\s]?((0?[1-9])|([1-2][0-9])|(3[01])))|(((0?[469])|(11))[\-\/\s]?((0?[1-9])|([1-2][0-9])|(30)))|(0?2[\-\/\s]?((0?[1-9])|(1[0-9])|(2[0-8]))))))(\s(((0?[1-9])|(1[0-2]))\:([0-5][0-9])((\s)|(\:([0-5][0-9])\s))([AM|PM|am|pm]{2,2})))?$
IISdC(5 "$/1.SX;] B.以下正确的输入格式:[0001-12-31], [9999 09 30], [2002/03/03]
p9 G{Q ^\d{4}[\-\/\s]?((((0[13578])|(1[02]))[\-\/\s]?(([0-2][0-9])|(3[01])))|(((0[469])|(11))[\-\/\s]?(([0-2][0-9])|(30)))|(02[\-\/\s]?[0-2][0-9]))$
ix hF,F J4x|Af p 【大小写转换】
9;Q|"
T HttpUtility.HtmlEncode(string);
ce[
Maw HttpUtility.HtmlDecode(string)
h1H$3TpP F`La_]f?b\ 19.如何设定全局变量
$V !25jQ naM~>N Global.asax中
^T#jBqe gFd*\Dk Application_Start()事件中
9}_' Zoy)2E{ 添加Application[属性名] = xxx;
X~cdM1z? $<9u:.9xf 就是你的全局变量
+eO>> ~Z @?jtB 20.怎样作到HyperLinkColumn生成的连接后,点击连接,打开新窗口?
CpB,L _K&Hiz/' HyperLinkColumn有个属性Target,将器值设置成"_blank"即可.(Target="_blank")
z%1e>`\E l3*GQ~m7 【ASPNETMENU】点击菜单项弹出新窗口
*\@RBJGF 5KfrkZ 在你的menuData.xml文件的菜单项中加入URLTarget="_blank",如:
E0x\h<6W~ <?xml version="1.0" encoding="GB2312"?>
9)8Cf%<( <MenuData ImagesBaseURL="images/">
7n?yf_je <MenuGroup>
r\cY R}v <MenuItem Label="内参信息" URL="Infomation.aspx" >
8A5/jqnqt <MenuGroup ID="BBC">
f[
2PAz <MenuItem Label="公告信息" URL="Infomation.aspx" URLTarget="_blank" LeftIcon="file.gif"/>
CiGXyhh <MenuItem Label="编制信息简报" URL="NewInfo.aspx" LeftIcon="file.gif" />
Y9gw
('\w ......
XUKlgl!+. #
E_S.. 最好将你的aspnetmenu升级到1.2版
93Zij<bH?e p_
f<@WE 21.读取DataGrid控件TextBox值
PxQQf I> foreach(DataGrid dgi in yourDataGrid.Items)
icX4n {
PU[<sr#, TextBox tb = (TextBox)dgi.FindControl("yourTextBoxId");
alB'l tb.Text....
G"m?2$^-A }
F,A+O+
q)f_!N 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?
j!y9E~Zz }*U|^$FEU 〖思归〗
KK5;6b <asp:TemplateColumn HeaderText="数量">
; o
Y|~ <ItemTemplate>
W~2,J4= <asp:TextBox id="ShuLiang" runat=’server’ Text=’<%# DataBinder.Eval(Container.DataItem,"DG_ShuLiang")%>’
d:w/{m%# onkeyup="javascript:DoCal()"
L"/?[B": />
6%h%h: e nu7 R <asp:RegularExpressionValidator id="revS" runat="server" ControlToValidate="ShuLiang" ErrorMessage="must be integer" ValidationExpression="^\d+$" />
$,J0) ~ </ItemTemplate>
NuSdN>8ll </asp:TemplateColumn>
(9oo8&GG IG# wY <asp:TemplateColumn HeaderText="单价">
k*n~&y: O <ItemTemplate>
]{q=9DczG( <asp:TextBox id="DanJian" runat=’server’ Text=’<%# DataBinder.Eval(Container.DataItem,"DG_DanJian")%>’
vBOY[>= onkeyup="javascript:DoCal()"
Il9xNVos# />
{@iLfBh5 Z5n-3h!+ED <asp:RegularExpressionValidator id="revS2" runat="server" ControlToValidate="DanJian" ErrorMessage="must be numeric" ValidationExpression="^\d+(\.\d*)?$" />
x s\<! ?d3FR! </ItemTemplate>
l"(PP3 </asp:TemplateColumn>
jrFPd tM;cvc`/ <asp:TemplateColumn HeaderText="金额">
A$N%deb <ItemTemplate>
#O!2 <asp:TextBox id="JinE" runat=’server’ Text=’<%# DataBinder.Eval(Container.DataItem,"DG_JinE")%>’ />
Z{BK@Q4z </ItemTemplate>
p<(a);<L </asp:TemplateColumn><script language="javascript">
$u.rO7) function DoCal()
Za1mI^ L1 {
S*=^I2; var e = event.srcElement;
0?8>{!I var row = e.parentNode.parentNode;
wW p7N var txts = row.all.tags("INPUT");
?g{[U0) if (!txts.length || txts.length < 3)
MKvmzLh$) return;
HZ%V>88 ]
1pIIX} var q = txts[txts.length-3].value;
i a!!jK} var p = txts[txts.length-2].value;
u-|%K.A \t1#5 if (isNaN(q) || isNaN(p))
Zs79,*o+0M return;
AV2Jl"1)z )K@D4sl q = parseInt(q);
hBX.GFnw p = parseFloat(p);
G gA:;f46 *X$qgSW txts[txts.length-1].value = (q * p).toFixed(2);
EBW*v ' }
Cip|eM &l </script>
&4|]VOf rgCC3TX _g/d/{-{Q z+;$cfN 0J'Cx&Rg 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。
>^`# %$+ page_load
O0z-jZ,]) page.smartNavigation=true
S+[,\>pY JS8pN5 25.在Datagrid中修改数据,当点击编辑键时,数据出现在文本框中,怎么控制文本框的大小 ?
q`{@@[/(y private void DataGrid1_ItemDataBound(obj sender,DataGridItemEventArgs e)
9 c9$cnQ {
EiC["M'} for(int i=0;i<e.Item.Cells.Count-1;i++)
>S`=~4 if(e.Item.ItemType==ListItemType.EditType)
yC5>k;/6#K {
D9NRM;v e.Item.Cells.Attributes.Add("Width", "80px")
!gRU;ZQU_ }
-u%o) ;B }
}0E@eL hlV(jz 26.对话框
cwaR#-# private static string ScriptBegin = "<script language=\"JavaScript\">";
EJC}"%h private static string ScriptEnd = "</script>";
C $])q`9 N)E'k%?, public static void ConfirmMessageBox(string PageTarget,string Content)
2BO H8Mp9 {
UV;I6]$}A7 string ConfirmContent="var retValue=window.confirm(’"+Content+"’);"+"if(retValue){window.location=’"+PageTarget+"’;}";
_?{KTgJ G 8i`T?KB ConfirmContent=ScriptBegin + ConfirmContent + ScriptEnd;
@]X!#&2> E5P.x^ Page ParameterPage = (Page)System.Web.HttpContext.Current.Handler;
L!33`xef' ParameterPage.RegisterStartupScript("confirm",ConfirmContent);
av(qV$2 //Response.Write(strScript);
Uhh[le2 % }
*B&i `tq Z%.Ld2Q{ 27. 将时间格式化:string aa=DateTime.Now.ToString("yyyy年MM月dd日");
4xs>X7 NPBOG1q% 1.1 取当前年月日时分秒
\J(~
Nv5! currentTime=System.DateTime.Now;
]OKKR/: {yf,:5 1.2 取当前年
C;ha2UV0H int 年= DateTime.Now.Year;
T[},6I|! fF/;BSq' 1.3 取当前月
,82?kky int 月= DateTime.Now.Month;
Q"pZPpl& UeBSt. 1.4 取当前日
96F+I!qC int 日= DateTime.Now.Day;
fH,h\0 H9VdoxKo 1.5 取当前时
@&G
%cW( int 时= DateTime.Now.Hour;
PL\4\dXB $dt*
4n ' 1.6 取当前分
2U+wiE| int 分= DateTime.Now.Minute;
sV~|9 /r K^AIqL8 1.7 取当前秒
sDHFZ:W int 秒= DateTime.Now.Second;
P)=$0kR3 x?R1/iHv 1.8 取当前毫秒
czo*_q% int 毫秒= DateTime.Now.Millisecond;
:NwFJc [9CBTSr 28.自定义分页代码:
:Ot5W A sf]sU.. 先定义变量 :
pi*?fUg!W public static int pageCount; //总页面数
;x{J45^
public static int curPageIndex=1; //当前页面
W6*5e{ ''EFh&F 下一页:
@q" #.?>s if(DataGrid1.CurrentPageIndex < (DataGrid1.PageCount - 1))
R/c-sV {
9qJ:h-?M DataGrid1.CurrentPageIndex += 1;
#k)J);&ZA curPageIndex+=1;
9@p+g`o }
kvt"7;( lS`VJA6l. bind(); // DataGrid1数据绑定函数
l)
)Cvre+ ;&RHc#1F 上一页:
\%;5$ovV if(DataGrid1.CurrentPageIndex >0)
!Ie={BpzbZ {
.TRp74 DataGrid1.CurrentPageIndex += 1;
UbwD2> curPageIndex-=1;
:"oUnBY% }
dy0xz5N- G?yG|5.pU bind(); // DataGrid1数据绑定函数
!='&#@7u ATU] KL!{ 直接页面跳转:
EtvYIfemr int a=int.Parse(JumpPage.Value.Trim());//JumpPage.Value.Trim()为跳转值
=g^JJpS p8u-3 if(a<DataGrid1.PageCount)
o>4GtvA* {
a
s?)6 this.DataGrid1.CurrentPageIndex=a;
M$GZK'% }
%MUwd@,
NA8$G|.? bind();
w=75?3c7 F m&r