1. 打开新的窗口并传送参数:
.mOm@<Xdg C[+?gQJ[9 传送参数:
kHQn'r6 response.write("<script>window.open(’*.aspx?id="+this.DropDownList1.SelectIndex+"&id1="+...+"’)</script>")
WMFn#.aY5 ;#*.@Or@Ah 接收参数:
h645;sb0 string a = Request.QueryString("id");
CI+li H string b = Request.QueryString("id1");
d[E= HN }R:oWR 2.为按钮添加对话框
`[ZA#8Ma Button1.Attributes.Add("onclick","return confirm(’确认?’)");
[G[{?{ button.attributes.add("onclick","if(confirm(’are you sure...?’)){return true;}else{return false;}")
BL%&n*& 715J1~aRNr 3.删除表格选定记录
|@?='E?h int intEmpID = (int)MyDataGrid.DataKeys[e.Item.ItemIndex];
kpk ^Uw%f string deleteCmd = "DELETE from Employee where emp_id = " + intEmpID.ToString()
UY:Be8C A WJ 'lYl0+7 4.删除表格记录警告
]]5(:>l private void DataGrid_ItemCreated(Object sender,DataGridItemEventArgs e)
F'_z$,X6 {
.li)k[] ts switch(e.Item.ItemType)
'SIc2H {
U)3?&9H case ListItemType.Item :
kjSzuqB case ListItemType.AlternatingItem :
-7 EwZRS@9 case ListItemType.EditItem:
64:p 4N TableCell myTableCell;
3@<m/% myTableCell = e.Item.Cells[14];
TETfRnm LinkButton myDeleteButton ;
qzk]9`i1: myDeleteButton = (LinkButton)myTableCell.Controls[0];
dO-Zj#%7z8 myDeleteButton.Attributes.Add("onclick","return confirm(’您是否确定要删除这条信息’);");
dtXtZ!g2 break;
[ .3Gb}B default:
(8em 5 break;
9AD0|,g }
?w)A`G_ i_I` }
475jmQ{q zD
sV"D8 5.点击表格行链接另一页
TJ,?C$3 private void grdCustomer_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
F[fs^Q6S$ {
Kke
_?/fT //点击表格打开
U/7jK40 if (e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
u R!'v e.Item.Attributes.Add("onclick","window.open(’Default.aspx?id=" + e.Item.Cells[0].Text + "’);");
ux[13]yY }
s2nZW pIy eE{
2{C 双击表格连接到另一页
Y2+YmP*z` va.Ve# N 在itemDataBind事件中
-3XnUGK if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
~Oi.bP<, {
eJEcLK3u string OrderItemID =e.item.cells[1].Text;
rj<-sfs ...
>waA\C} e.item.Attributes.Add("ondblclick", "location.href=’../ShippedGrid.aspx?id=" + OrderItemID + "’");
_G)x\K]N }
-1R7 8(1 2%]#rZ
双击表格打开新一页
BJsN~`=r if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
t4-0mNBZt$ {
fY|vq
amA; string OrderItemID =e.item.cells[1].Text;
~ \c
j ...
pFwe&_u] e.item.Attributes.Add("ondblclick", "open(’../ShippedGrid.aspx?id=" + OrderItemID + "’)");
AUl[h&s }
Q2!RFtXV c>C!vAg ★特别注意:【?id=】 处不能为 【?id =】
O@rZ^Aa 6.表格超连接列传递参数
vLCm,Bb2L <asp:HyperLinkColumn Target="_blank" headertext="ID号" DataTextField="id" NavigateUrl="aaa.aspx?id=’
73!])!SVI <%# DataBinder.Eval(Container.DataItem, "数据字段1")%>’ & name=’<%# DataBinder.Eval(Container.DataItem, "数据字段2")%>’ />
<*p H#bu3*' 7.表格点击改变颜色
F+V[`w*k if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
BkDq9> {
CTc#*LJx>j e.Item.Attributes.Add("onclick","this.style.backgroundColor=’#99cc00’;
z}p*";)A this.style.color=’buttontext’;this.style.cursor=’default’;");
}5?|iUH| }
#;'*W$Wk2 ck8Qs08 写在DataGrid的_ItemDataBound里
TG.\C8;vFh if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
WVL\|y728s {
57$/Dn e.Item.Attributes.Add("onmouseover","this.style.backgroundColor=’#99cc00’;
;ZZmX]kz,M this.style.color=’buttontext’;this.style.cursor=’default’;");
5WtI.7r e.Item.Attributes.Add("onmouseout","this.style.backgroundColor=’’;this.style.color=’’;");
&hzr(v~; }
1_LGlu~& C,{ Ekbg )/{~&LU 8.关于日期格式
j*_#{niy: @t8{pb;v 日期格式设定
SN#N$] y5s DataFormatString="{0:yyyy-MM-dd}"
G<t_=j/r z'EphL7r 我觉得应该在itembound事件中
V> Nw2u!! e.items.cell["你的列"].text=DateTime.Parse(e.items.cell["你的列"].text.ToString("yyyy-MM-dd"))
1sfs!b&E ' PmBNT 9.获取错误信息并到指定页面
~hU^5R-% 'W[Nr 不要使用Response.Redirect,而应该使用Server.Transfer
CWnRRZ}r JZD&u6tB e.g
c$)!02 // in global.asax
zM'2opiUY protected void Application_Error(Object sender, EventArgs e) {
gac/%_-HH7 if (Server.GetLastError() is HttpUnhandledException)
zc>LwX}< Server.Transfer("MyErrorPage.aspx");
m] @o1J TI3@/SB> //其余的非HttpUnhandledException异常交给ASP.NET自己处理就okay了 :)
Q!W+vh }
=5h,ZB2A M,P:<-J 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
hQDl&A R"QWap} 10.清空Cookie
rVnolA*% Cookie.Expires=[DateTime];
<P
c;8[ Response.Cookies("UserName").Expires = 0
mmEe@-lE ^^gV@fz 11.自定义异常处理
0ac'<;9]zP //自定义异常处理类
"=9)|{=m using System;
@z(s\T using System.Diagnostics;
vslN([@JR
NW?h~2 namespace MyAppException
XN'<H(G {
Fi#b0S /// <summary>
U9q6m3#$ /// 从系统异常类ApplicationException继承的应用程序异常处理类。
Za1VJ5- /// 自动将异常内容记录到Windows NT/2000的应用程序日志
-O[9{`i] /// </summary>
W;
?' public class AppException:System.ApplicationException
y1Yrf,E
m= {
Hp3T2|uL public AppException()
|B@\Nf7 {
+/8KN if (ApplicationConfiguration.EventLogEnabled)LogEvent("出现一个未知错误。");
Yo2n[ }
~g;lVj,N' Z`'&yG;U public AppException(string message)
XO4r rAYvW {
u[coWaPsZ LogEvent(message);
ldWr- }
.^uYr^(|[ 4m/L5W:K public AppException(string message,Exception innerException)
X1lL@ `r.5 {
K]Q1VfeL= LogEvent(message);
eHI7= [h if (innerException != null)
7vK}aOs0 {
}m-+EUEo9 LogEvent(innerException.Message);
)Ft>X9$ }
d##'0yg }
62J-)~_ BO-=X
78f@ //日志记录类
/;rk-I using System;
J(x42Q}*S using System.Configuration;
;S^7Q5- using System.Diagnostics;
pkEqd"G using System.IO;
OYNPZRu using System.Text;
/ 9soUt using System.Threading;
_cXLQ)- w]VdIS namespace MyEventLog
z
T#j.v {
ngQ] /// <summary>
!4!Y~7sI"\ /// 事件日志记录类,提供事件日志记录支持
\Y}nehxG@ /// <remarks>
/g]m,Y{OI /// 定义了4个日志记录方法 (error, warning, info, trace)
o_ SR /// </remarks>
npdpKd+*K" /// </summary>
{!7 ^w public class ApplicationLog
+"2IQme5 {
i^u5j\pfY* /// <summary>
l+i9)Fc<i /// 将错误信息记录到Win2000/NT事件日志中
!3#*hL1fy /// <param name="message">需要记录的文本信息</param>
"]D2}E>U; /// </summary>
iMr/i?`i public static void WriteError(String message)
L&SlUXyt.c {
-!z,t7! WriteLog(TraceLevel.Error, message);
:g=z}7!s }
Ym"Nj -+=+W /// <summary>
K~Hp%. /// 将警告信息记录到Win2000/NT事件日志中
@-Js)zcl q /// <param name="message">需要记录的文本信息</param>
m>@ *-*8k /// </summary>
O&u[^s/^ public static void WriteWarning(String message)
a).bk!G {
O7z-4r WriteLog(TraceLevel.Warning, message);
kmXaLt2Z }
.oFkx*Ln >>C(y?g /// <summary>
HO(9)sK /// 将提示信息记录到Win2000/NT事件日志中
U^$o<2 /// <param name="message">需要记录的文本信息</param>
*@2?_b}A
^ /// </summary>
m# ]VdO'f public static void WriteInfo(String message)
k6vY/)-S {
v&GBu WriteLog(TraceLevel.Info, message);
8s_'tw/{ }
ovn)lIs /// <summary>
^gpswhp
5 /// 将跟踪信息记录到Win2000/NT事件日志中
."m2/Ks7 /// <param name="message">需要记录的文本信息</param>
hDJ84$eVZ /// </summary>
E%vG# public static void WriteTrace(String message)
_pv<_
Sm {
R8lBhLs WriteLog(TraceLevel.Verbose, message);
45;{tS.z,B }
CYZx/r< ?=;dNS@i@ /// <summary>
OJL?[<I /// 格式化记录到事件日志的文本信息格式
/M;A)z /// <param name="ex">需要格式化的异常对象</param>
MR@*09zP(? /// <param name="catchInfo">异常信息标题字符串.</param>
OBCRZ /// <retvalue>
4M&6q(389 /// <para>格式后的异常信息字符串,包括异常内容和跟踪堆栈.</para>
M"eiKX /// </retvalue>
wtDy-H n /// </summary>
{Y! -]_5 public static String FormatException(Exception ex, String catchInfo)
"&ElKy
7j {
vq~btc.p{& StringBuilder strBuilder = new StringBuilder();
PZQn]lbak if (catchInfo != String.Empty)
eVZ/3o {
i#M$i*H*A strBuilder.Append(catchInfo).Append("\r\n");
d!%:Ok }
4epE!`z_& strBuilder.Append(ex.Message).Append("\r\n").Append(ex.StackTrace);
mV0.9pxS return strBuilder.ToString();
8%s_~Yc }
-$#' 85<zl|ZD /// <summary>
OE(Z)|LF /// 实际事件日志写入方法
D<zgs2Ex /// <param name="level">要记录信息的级别(error,warning,info,trace).</param>
3sf+u oV /// <param name="messageText">要记录的文本.</param>
>900O4 /// </summary>
IGj%)_W private static void WriteLog(TraceLevel level, String messageText)
bojx:g {
q1Vh]d try
at@B>Rb {
UGNFWZ c EventLogEntryType LogEntryType;
]:m}nJ_ switch (level)
[WDtr8L {
6Hz45 case TraceLevel.Error:
%G& Zm$u= LogEntryType = EventLogEntryType.Error;
/XG4O break;
^h
z4IZ^ case TraceLevel.Warning:
gOpGwpYZ, LogEntryType = EventLogEntryType.Warning;
er Cl@sq break;
x(nWyVB case TraceLevel.Info:
>W=
0N( LogEntryType = EventLogEntryType.Information;
6e6~82t8/ break;
<6=kwV6 case TraceLevel.Verbose:
Z?H#=|U LogEntryType = EventLogEntryType.SuccessAudit;
,ufB*[~ break;
&}P{w default:
7tgn"wK
LogEntryType = EventLogEntryType.SuccessAudit;
cNzn2-qv break;
g|r:+%,M }
}4PIpDL 8'Eu6H&$G EventLog eventLog = new EventLog("Application", ApplicationConfiguration.EventLogMachineName, ApplicationConfiguration.EventLogSourceName );
Farcd!} //写入事件日志
R^Wed eventLog.WriteEntry(messageText, LogEntryType);
Zs
_Jn Tti]H9g_ }
=6Dz<Lq catch {} //忽略任何异常
hfpSxL }
:^+ aJ] } //class ApplicationLog
N-fGc?E }
>}`q4U6$ wXv\[zL` 12.Panel 横向滚动,纵向自动扩展
x
j6-~< <asp:panel style="overflow-x:scroll;overflow-y:auto;"></asp:panel>
SG1fu<Q6J "oX@Z^ 13.回车转换成Tab
F.)b`:g <script language="javascript" for="document" event="onkeydown">
6$qn'K$ if(event.keyCode==13 && event.srcElement.type!=’button’ && event.srcElement.type!=’submit’ && event.srcElement.type!=’reset’ && event.srcElement.type!=’’&& event.srcElement.type!=’textarea’);
SqL8MKN) event.keyCode=9;
5`oVyxJ< </script>
}R#YO$J7 a $pxt!6 onkeydown="if(event.keyCode==13) event.keyCode=9"
<4,n6$E >r] bfN, 14.DataGrid超级连接列
JTw\5j DataNavigateUrlField="字段名" DataNavigateUrlFormatString="
http://xx/inc/delete.aspx?ID={0}"
-EV_=a8[y \hpD 15.DataGrid行随鼠标变色
GU99!.$ private void DGzf_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
6@`Y6>}$_ {
xy>~1 5 if (e.Item.ItemType!=ListItemType.Header)
Zvd^<SP<? {
}~Z1C0t e.Item.Attributes.Add( "onmouseout","this.style.backgroundColor=\""+e.Item.Style["BACKGROUND-COLOR"]+"\"");
Pa PQ|Pwz e.Item.Attributes.Add( "onmouseover","this.style.backgroundColor=\""+ "#EFF3F7"+"\"");
]+O];*T }
e;:~@cB,c }
&D,gKT~ ZOGH.` 16.模板列
l?:!G7ie <ASP:TEMPLATECOLUMN visible="False" sortexpression="demo" headertext="ID">
T&6W>VQ|[> <ITEMTEMPLATE>
h$)},% e <ASP:LABEL text=’<%# DataBinder.Eval(Container.DataItem, "ArticleID")%>’ runat="server" width="80%" id="lblColumn" />
Sr1xG%;|/ </ITEMTEMPLATE>
nlaJ </ASP:TEMPLATECOLUMN>
E5.3wOE LyM" <ASP:TEMPLATECOLUMN headertext="选中">
2fp\s5%J} <HEADERSTYLE wrap="False" horizontalalign="Center"></HEADERSTYLE>
WyH2` xxX <ITEMTEMPLATE>
$Yh7N5XH, <ASP:CHECKBOX id="chkExport" runat="server" />
F%!ZHE7 </ITEMTEMPLATE>
d&n&_> <EDITITEMTEMPLATE>
qiQS:0|_ <ASP:CHECKBOX id="chkExportON" runat="server" enabled="true" />
#Jt9U1WbF </EDITITEMTEMPLATE>
,"!t[4p=f </ASP:TEMPLATECOLUMN>
eC:?j`H- FBpf_=(_1 后台代码
Nq|b$S [4 protected void CheckAll_CheckedChanged(object sender, System.EventArgs e)
<$)F_R~T3 {
oTj9 /r //改变列的选定,实现全选或全不选。
}ie\-V CheckBox chkExport ;
zoYw[YP 9 if( CheckAll.Checked)
sqw^Hwy=!2 {
5\Sm^t|Tx foreach(DataGridItem oDataGridItem in MyDataGrid.Items)
yrO\\No#H {
%k(V 2]WF chkExport = (CheckBox)oDataGridItem.FindControl("chkExport");
?5d7J,"<h chkExport.Checked = true;
IHCEuK }
t><AaYij_ }
Wh4`Iv\. else
U5 ~L^ {
k^-HY[Q9 foreach(DataGridItem oDataGridItem in MyDataGrid.Items)
EAYx+zI {
B.nq3;Y chkExport = (CheckBox)oDataGridItem.FindControl("chkExport");
ndEW$?W, chkExport.Checked = false;
1PLxc)LsG }
<
&[=,R0 @ }
qOO2@c }
_]W
{)=ap \Ub=Wm\ 17.数字格式化
c}K>#{YeB $y~!ePKh 【<%#Container.DataItem("price")%>的结果是500.0000,怎样格式化为500.00?】
s,UccA@ <%#Container.DataItem("price","{0:¥#,##0.00}")%>
$ftcYBZa ^i}*$ZC72 int i=123456;
_<x4/".}B3 string s=i.ToString("###,###.00");
V_*TY6 };%l <Ui; 18.日期格式化
6@_Vg~=S X2PQL"` 【aspx页面内:<%# DataBinder.Eval(Container.DataItem,"Company_Ureg_Date")%>
%,Fx qw @&!HMl 显示为: 2004-8-11 19:44:28
,<]X0;~oB {bB;TO<b` 我只想要:2004-8-11 】
N-
E)b <%# DataBinder.Eval(Container.DataItem,"Company_Ureg_Date","{0:yyyy-M-d}")%>
Dg]( ?^ %j9'HtjEa 应该如何改?
<a_Q1 l Bd8,~8 【格式化日期】
z?V'1L1gM ?rqU&my S 取出来,一般是object((DateTime)objectFromDB).ToString("yyyy-MM-dd");
.<8kDyim <=KtRE>$ 【日期的验证表达式】
5N=QS1<$5 ?ysC7(( A.以下正确的输入格式: [2004-2-29], [2004-02-29 10:29:39 pm], [2004/12/31]
KrNu7/H
^((\d{2}(([02468][048])|([13579][26]))[\-\/\s]?((((0?[13578])|(1[02]))[\-\/\s]?((0?[1-9])|([1-2][0-9])|(3[01])))|(((0?[469])|(11))[\-\/\s]?((0?[1-9])|([1-2][0-9])|(30)))|(0?2[\-\/\s]?((0?[1-9])|([1-2][0-9])))))|(\d{2}(([02468][1235679])|([13579][01345789]))[\-\/\s]?((((0?[13578])|(1[02]))[\-\/\s]?((0?[1-9])|([1-2][0-9])|(3[01])))|(((0?[469])|(11))[\-\/\s]?((0?[1-9])|([1-2][0-9])|(30)))|(0?2[\-\/\s]?((0?[1-9])|(1[0-9])|(2[0-8]))))))(\s(((0?[1-9])|(1[0-2]))\:([0-5][0-9])((\s)|(\:([0-5][0-9])\s))([AM|PM|am|pm]{2,2})))?$
bbevy!m {1
fva^O B.以下正确的输入格式:[0001-12-31], [9999 09 30], [2002/03/03]
qH(3Z^ #.| ^\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]))$
8jyg1NN D )LE SdX 【大小写转换】
~x`BV+R HttpUtility.HtmlEncode(string);
afEhC0j HttpUtility.HtmlDecode(string)
'{9nQDgT 1muB*
O 19.如何设定全局变量
'yG9Rt fv?vO2nj Global.asax中
Ys |n9pW 6{/HNEI*1 Application_Start()事件中
*,Bo $:(n `4V_I%lJ& 添加Application[属性名] = xxx;
mouLjT&p f,utA3[ 就是你的全局变量
$@y<.?k>UP +c@s
20.怎样作到HyperLinkColumn生成的连接后,点击连接,打开新窗口?
H4#|f n U#3Y3EdF< HyperLinkColumn有个属性Target,将器值设置成"_blank"即可.(Target="_blank")
=m{]Xep 9z)p*+rUK 【ASPNETMENU】点击菜单项弹出新窗口
wGfU@!m no_(J>p^& 在你的menuData.xml文件的菜单项中加入URLTarget="_blank",如:
u*#j;Xc <?xml version="1.0" encoding="GB2312"?>
oZ%rzLH <MenuData ImagesBaseURL="images/">
.6I*=qv)NA <MenuGroup>
\bJ,8J1C <MenuItem Label="内参信息" URL="Infomation.aspx" >
KrwG><+j <MenuGroup ID="BBC">
|q&&"SpA <MenuItem Label="公告信息" URL="Infomation.aspx" URLTarget="_blank" LeftIcon="file.gif"/>
x^_(gve: <MenuItem Label="编制信息简报" URL="NewInfo.aspx" LeftIcon="file.gif" />
qi!Nv$e ......
xE+Nz5F zqqu7.` 最好将你的aspnetmenu升级到1.2版
rp*f)rJ (+Ia:D 21.读取DataGrid控件TextBox值
+k=BD s foreach(DataGrid dgi in yourDataGrid.Items)
)%e`SGmp {
>0yx!Iao TextBox tb = (TextBox)dgi.FindControl("yourTextBoxId");
BJzNh>-#= tb.Text....
fI:j@Wug }
NYS|fa q'u^v PO 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?
VFUuG3p) YKF5|;} 〖思归〗
{%Mt-Gm'd <asp:TemplateColumn HeaderText="数量">
d51.Tbt#%7 <ItemTemplate>
6$#p}nE <asp:TextBox id="ShuLiang" runat=’server’ Text=’<%# DataBinder.Eval(Container.DataItem,"DG_ShuLiang")%>’
<3aiS?i.h onkeyup="javascript:DoCal()"
f=0U&~ />
H^UuT bB01aiUw@l <asp:RegularExpressionValidator id="revS" runat="server" ControlToValidate="ShuLiang" ErrorMessage="must be integer" ValidationExpression="^\d+$" />
eJWcrVpn </ItemTemplate>
/b3b0VfF </asp:TemplateColumn>
\^7D%a=;C l;TWs_N <asp:TemplateColumn HeaderText="单价">
MXy~kb& <ItemTemplate>
obYXDj2 <asp:TextBox id="DanJian" runat=’server’ Text=’<%# DataBinder.Eval(Container.DataItem,"DG_DanJian")%>’
2)O-EAn onkeyup="javascript:DoCal()"
pwq a/Yi />
&PJ&XTR Hggp*(AQK <asp:RegularExpressionValidator id="revS2" runat="server" ControlToValidate="DanJian" ErrorMessage="must be numeric" ValidationExpression="^\d+(\.\d*)?$" />
yht|0mZV ')ZM#
:G </ItemTemplate>
D[d+lq#p </asp:TemplateColumn>
*;(wtMg u=epnz:< <asp:TemplateColumn HeaderText="金额">
n}NO"eF>-s <ItemTemplate>
FjUf| <asp:TextBox id="JinE" runat=’server’ Text=’<%# DataBinder.Eval(Container.DataItem,"DG_JinE")%>’ />
4.?tP7UE </ItemTemplate>
N7/eF9 </asp:TemplateColumn><script language="javascript">
zoFCHsr function DoCal()
O3Jp:.ps {
:Iy4B+ var e = event.srcElement;
mJjd2a"vi var row = e.parentNode.parentNode;
R $vo var txts = row.all.tags("INPUT");
&O0@)jIV if (!txts.length || txts.length < 3)
.Y;ljQ return;
+k@$C,A :aYbP,mE var q = txts[txts.length-3].value;
1: cD\ var p = txts[txts.length-2].value;
Ns^[Hb[b' /,G -1E if (isNaN(q) || isNaN(p))
wWaO"N] return;
(_2;}eg JA .J~3 q = parseInt(q);
GwHp@_> p = parseFloat(p);
Z_Tu*
F .W>LsEk txts[txts.length-1].value = (q * p).toFixed(2);
K x7'm1 }
HvhP9_MB </script>
<+0TN]? ~Q q0 *{}Y
: xW`,@a} Tnw0S8M 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。
Xi^#F;@sU page_load
y]dA<d?u page.smartNavigation=true
e!+_U C HzdtR 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 ?
4dfR}C private void DataGrid1_ItemDataBound(obj sender,DataGridItemEventArgs e)
Xbm\"g \ {
}Xn5M&>? for(int i=0;i<e.Item.Cells.Count-1;i++)
V/
a!&_"" if(e.Item.ItemType==ListItemType.EditType)
5 iz(R:P< {
3+[R ! e.Item.Cells.Attributes.Add("Width", "80px")
$Tc"7nYu }
w 0V=49 }
GqYE=Q #q[k"x=c 26.对话框
*)+K+J private static string ScriptBegin = "<script language=\"JavaScript\">";
L.5 /wg private static string ScriptEnd = "</script>";
j?5s/ fT:a{ public static void ConfirmMessageBox(string PageTarget,string Content)
7hg)R
@OC {
]KsL(4PY string ConfirmContent="var retValue=window.confirm(’"+Content+"’);"+"if(retValue){window.location=’"+PageTarget+"’;}";
}]i re2j8 "JHdF& ConfirmContent=ScriptBegin + ConfirmContent + ScriptEnd;
rD7L==Ld ]z^*1^u^ig Page ParameterPage = (Page)System.Web.HttpContext.Current.Handler;
{w,g~ew
` ParameterPage.RegisterStartupScript("confirm",ConfirmContent);
D7|=ev //Response.Write(strScript);
@qszwQav$ }
U64WTS@ Wmm'j&hI 27. 将时间格式化:string aa=DateTime.Now.ToString("yyyy年MM月dd日");
w=ZSyT-i Q
db~I#}m' 1.1 取当前年月日时分秒
GS!7HphR currentTime=System.DateTime.Now;
;rD
M%S@ Rds_Cd C 1.2 取当前年
8IX:XDEQ int 年= DateTime.Now.Year;
ncF|wz ^e<"`e 1.3 取当前月
Pz=x$aY int 月= DateTime.Now.Month;
U$-;^=; yA74Rxl*6 1.4 取当前日
( !K?^si int 日= DateTime.Now.Day;
>4c7r~\k
+lK?)77f 1.5 取当前时
G4VdJ(_ int 时= DateTime.Now.Hour;
:n@j"-HA 9KqN . 1.6 取当前分
C(RZ09,.S int 分= DateTime.Now.Minute;
'+@q sYt\3/yL' 1.7 取当前秒
n0/H2>I[ int 秒= DateTime.Now.Second;
=th(Hdk17 -AJ$-y 1.8 取当前毫秒
0`{3|g int 毫秒= DateTime.Now.Millisecond;
Jp'XZ]o\ .Mn+Bd4f 28.自定义分页代码:
oNkASAd ?1DA 先定义变量 :
Q9Y$x{R& public static int pageCount; //总页面数
%syFHUBw public static int curPageIndex=1; //当前页面
f3g#(1 47GL[ofY 下一页:
/b$0).fj@, if(DataGrid1.CurrentPageIndex < (DataGrid1.PageCount - 1))
x]1G u {
xaM?
B7 DataGrid1.CurrentPageIndex += 1;
2+Y8b:: curPageIndex+=1;
k|O?qE1hP }
pl-2O $ U c6]]Bbc bind(); // DataGrid1数据绑定函数
5tSR2gG#K, 7tEK&+H` 上一页:
y<53xZi if(DataGrid1.CurrentPageIndex >0)
3!+N}[$iy {
QNGICG- DataGrid1.CurrentPageIndex += 1;
5WT^;J9V curPageIndex-=1;
`|Ll }
13:yaRo \Mi] !b|8 bind(); // DataGrid1数据绑定函数
+PCsp'D
d Usa 直接页面跳转:
IQ&