1. 打开新的窗口并传送参数:
D,sb{N (HD8Mm 传送参数:
.Mb<.R3 response.write("<script>window.open(’*.aspx?id="+this.DropDownList1.SelectIndex+"&id1="+...+"’)</script>")
2SV}mK U l`k""f69W 接收参数:
5vo5t0^o string a = Request.QueryString("id");
_Z{EO|L string b = Request.QueryString("id1");
|(77ao3 {Ne5*HFV 2.为按钮添加对话框
wJ Qm7n-+ Button1.Attributes.Add("onclick","return confirm(’确认?’)");
&&$,BFY4 button.attributes.add("onclick","if(confirm(’are you sure...?’)){return true;}else{return false;}")
Cyu= c1D ; "f |xIK`c 3.删除表格选定记录
jhF&
int intEmpID = (int)MyDataGrid.DataKeys[e.Item.ItemIndex];
c[<>e#s+; string deleteCmd = "DELETE from Employee where emp_id = " + intEmpID.ToString()
xixdv{M<FF m]D3ec\K' 4.删除表格记录警告
H&_drxUq;L private void DataGrid_ItemCreated(Object sender,DataGridItemEventArgs e)
Zc|V7+Yx {
4157!w'\y switch(e.Item.ItemType)
"HwSW4a] {
} 8&? case ListItemType.Item :
aPRXK1 case ListItemType.AlternatingItem :
vp|'Yy(9z case ListItemType.EditItem:
iRK&-wn TableCell myTableCell;
KJ#SE| myTableCell = e.Item.Cells[14];
gUWW}*\ U LinkButton myDeleteButton ;
#ni:Bwtl{ myDeleteButton = (LinkButton)myTableCell.Controls[0];
wT>~7$=L{ myDeleteButton.Attributes.Add("onclick","return confirm(’您是否确定要删除这条信息’);");
*F;W 1TF break;
aGbHDo default:
k(ho? break;
tTE]j-uT }
Y5z5LG4 ^Gwpx+ }
h-+vNhH F_.1^XM 5.点击表格行链接另一页
$w+()iI private void grdCustomer_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
K3xt,g
{
\]|(w*C //点击表格打开
Z_Y'
3'^Tw if (e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
-^ R?O e.Item.Attributes.Add("onclick","window.open(’Default.aspx?id=" + e.Item.Cells[0].Text + "’);");
Hj97&C{Q^ }
P{+,?X\ ?M BOd9 双击表格连接到另一页
x T1MW }U ue}VOA 在itemDataBind事件中
SQT]' if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
Av>xgfX {
LZ}m; string OrderItemID =e.item.cells[1].Text;
$bFH%EA. ...
fLg
:+Ue<B e.item.Attributes.Add("ondblclick", "location.href=’../ShippedGrid.aspx?id=" + OrderItemID + "’");
~FnuO!C }
Xmw%f[Xl K1CgM1 v 双击表格打开新一页
F/ui(4 if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
F60?%gg {
)(+q~KA} string OrderItemID =e.item.cells[1].Text;
xV"~?vD ...
]jSRO30H3< e.item.Attributes.Add("ondblclick", "open(’../ShippedGrid.aspx?id=" + OrderItemID + "’)");
q}gM2Ia'vY }
s0m k<>z KM9H<;A ★特别注意:【?id=】 处不能为 【?id =】
z:oi@q 6.表格超连接列传递参数
2$Umqt <asp:HyperLinkColumn Target="_blank" headertext="ID号" DataTextField="id" NavigateUrl="aaa.aspx?id=’
%^l&:\ hy <%# DataBinder.Eval(Container.DataItem, "数据字段1")%>’ & name=’<%# DataBinder.Eval(Container.DataItem, "数据字段2")%>’ />
2"EaF^?\ cb }OjM F 7.表格点击改变颜色
n(#[[k9&Ic if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
bFVY& {
?{%"v\w e.Item.Attributes.Add("onclick","this.style.backgroundColor=’#99cc00’;
QYps5zcn this.style.color=’buttontext’;this.style.cursor=’default’;");
e)$a ;6 }
D< 0))r vG:S(/\> 写在DataGrid的_ItemDataBound里
nh? JiH
{ if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
{7Hc00FM {
y
~Fi e.Item.Attributes.Add("onmouseover","this.style.backgroundColor=’#99cc00’;
S59^$ this.style.color=’buttontext’;this.style.cursor=’default’;");
U~w8yMxX e.Item.Attributes.Add("onmouseout","this.style.backgroundColor=’’;this.style.color=’’;");
QBd4ok:R }
3Xm>
3 MS\?+8|SV( ;Kh?iqn^ 8.关于日期格式
0|ekwTx. ,I
H~ 日期格式设定
[8&+4< DataFormatString="{0:yyyy-MM-dd}"
[WI'oy =R)w=ce 我觉得应该在itembound事件中
]"'1-h91 e.items.cell["你的列"].text=DateTime.Parse(e.items.cell["你的列"].text.ToString("yyyy-MM-dd"))
vXg^K}a# =s9*=5r 8 9.获取错误信息并到指定页面
3`;1;T2$B uSv]1m_-] 不要使用Response.Redirect,而应该使用Server.Transfer
m#<Jr:- !6hV|2aJy e.g
5> !N)pA // in global.asax
M\RHFTB<C protected void Application_Error(Object sender, EventArgs e) {
:3{n(~ if (Server.GetLastError() is HttpUnhandledException)
*y', eB Server.Transfer("MyErrorPage.aspx");
:<HLw.4O |l@z7R+4* //其余的非HttpUnhandledException异常交给ASP.NET自己处理就okay了 :)
;U#=H9_ }
.>S1do+ DB}v.. Redirect会导致post-back的产生从而丢失了错误信息,所以页面导向应该直接在服务器端执行,这样就可以在错误处理页面得到出错信息并进行相应的处理
1jE {]/Y7& pG22Nx 10.清空Cookie
WJk3*$= Cookie.Expires=[DateTime];
D=K{(0{"/, Response.Cookies("UserName").Expires = 0
O:ACp<@ @d:GtAW 11.自定义异常处理
/PbMt //自定义异常处理类
*=tA },`\7 using System;
MI-S}Qoe using System.Diagnostics;
uN1VkmtDO eZD"!AT namespace MyAppException
pfw`<*e' {
^=8/I w /// <summary>
Z?'?|vM /// 从系统异常类ApplicationException继承的应用程序异常处理类。
Ti7
@{7> /// 自动将异常内容记录到Windows NT/2000的应用程序日志
*3s-=.U~ /// </summary>
XA;f.u public class AppException:System.ApplicationException
;-_ZWk] {
X_!km-{ public AppException()
?zfm"o {
y:_>R=sw if (ApplicationConfiguration.EventLogEnabled)LogEvent("出现一个未知错误。");
s3 fQGbU }
`\'V]9wS =)Fb&h]G^ public AppException(string message)
O*Y ? :
t {
"zkQu LogEvent(message);
%dzO*/8cWo }
j-VwY/X 3,2$Ny3N public AppException(string message,Exception innerException)
4S4gK {
O#p_rfQ LogEvent(message);
qM6hE.J if (innerException != null)
1hSV/%v_ {
!%$,S=_F LogEvent(innerException.Message);
'X6Z:dZY }
HF"TS* }
kR:kn: B#+n$5#FK //日志记录类
SlHDBr!.z using System;
fE_%,DJE( using System.Configuration;
fK *l?Hr using System.Diagnostics;
Zu~w:uNmU using System.IO;
/y|ZAN using System.Text;
)l.uj using System.Threading;
^,FG9 qL`yaU namespace MyEventLog
ofw&?Sk0 {
}q'IY:r /// <summary>
#I*{_|}= /// 事件日志记录类,提供事件日志记录支持
bsr]Z&9rrk /// <remarks>
z>iXNwz"? /// 定义了4个日志记录方法 (error, warning, info, trace)
t;/uRN*. /// </remarks>
ZJc{P5a1J /// </summary>
*po
o.Zz public class ApplicationLog
d:>'c=y {
t&F:C /// <summary>
mEu2@3^E } /// 将错误信息记录到Win2000/NT事件日志中
*9xxX,QT8Q /// <param name="message">需要记录的文本信息</param>
/U0Hk>$~( /// </summary>
d*VvQU8C public static void WriteError(String message)
43-Bx`6\ {
L N.:>, WriteLog(TraceLevel.Error, message);
VzIZT{ }
BDzAmrO< sD2,!/' /// <summary>
_ `O",Ff /// 将警告信息记录到Win2000/NT事件日志中
8y /// <param name="message">需要记录的文本信息</param>
oU @!R /// </summary>
"
DLIx} public static void WriteWarning(String message)
jkta]#O {
e`H>}O/ai WriteLog(TraceLevel.Warning, message);
<[-{:dH,5 }
/;/:>c rXT? w]4 /// <summary>
SZLugyZ2Y /// 将提示信息记录到Win2000/NT事件日志中
!g6=/9 /// <param name="message">需要记录的文本信息</param>
@ S[As~9X /// </summary>
RticGQy&5 public static void WriteInfo(String message)
q
:~/2<o {
iY?#R& WriteLog(TraceLevel.Info, message);
{r$Ewc$Yb7 }
s]6;*mI2 /// <summary>
tU2#Z=a /// 将跟踪信息记录到Win2000/NT事件日志中
]!P8 {xmb@ /// <param name="message">需要记录的文本信息</param>
`-P1Y /// </summary>
J$5G8<d> public static void WriteTrace(String message)
8 >LDo"< {
Ii5U)" WriteLog(TraceLevel.Verbose, message);
i2(v7Gef }
9W]OtS G _yR_u+5 /// <summary>
L@=$0p41; /// 格式化记录到事件日志的文本信息格式
IHi[3xf< /// <param name="ex">需要格式化的异常对象</param>
@mxaZ5Vv} /// <param name="catchInfo">异常信息标题字符串.</param>
ILl~f\xG) /// <retvalue>
C96*,.j~' /// <para>格式后的异常信息字符串,包括异常内容和跟踪堆栈.</para>
CueC![pj /// </retvalue>
j$XaO%y) /// </summary>
#.*w) public static String FormatException(Exception ex, String catchInfo)
H~vrCi~t" {
~Js kA5h|& StringBuilder strBuilder = new StringBuilder();
DCZG'eb if (catchInfo != String.Empty)
|4
\2,M# {
<)~-] strBuilder.Append(catchInfo).Append("\r\n");
Iy4%,8C]g }
{r;_nMfH|[ strBuilder.Append(ex.Message).Append("\r\n").Append(ex.StackTrace);
EK[J!~ return strBuilder.ToString();
tu$rVwgM }
3h=kn@I 9$e$L~I#u /// <summary>
Ug546Bz /// 实际事件日志写入方法
[)jNy_4 /// <param name="level">要记录信息的级别(error,warning,info,trace).</param>
:Z2997@Y /// <param name="messageText">要记录的文本.</param>
ru 9@|FgAE /// </summary>
+a|Q)Ob private static void WriteLog(TraceLevel level, String messageText)
G'}N ?8s1 {
<bo)p6S& try
tN\I2wm {
[:gg3Qzx EventLogEntryType LogEntryType;
Dqc
GzTz switch (level)
=. \hCgq {
r"{jrBK$ case TraceLevel.Error:
%s+'"E"E LogEntryType = EventLogEntryType.Error;
;ZAwf0~ break;
=fnBE`Uc case TraceLevel.Warning:
Haktr2I LogEntryType = EventLogEntryType.Warning;
5XHejHn> break;
9@ fSO< case TraceLevel.Info:
D QxuV1 LogEntryType = EventLogEntryType.Information;
c?_7e9}2 break;
zz(|V case TraceLevel.Verbose:
ElB[k< LogEntryType = EventLogEntryType.SuccessAudit;
E' `; break;
V~/-e- 9u default:
"p;tj74O9 LogEntryType = EventLogEntryType.SuccessAudit;
1`L.$T,1! break;
P)f8lU^z }
2 G*uv+= |k*bWuXgLs EventLog eventLog = new EventLog("Application", ApplicationConfiguration.EventLogMachineName, ApplicationConfiguration.EventLogSourceName );
U*Y]cohh //写入事件日志
[fT$# '6 eventLog.WriteEntry(messageText, LogEntryType);
^Ld5< GfK%UZ$C }
\SQ4yc catch {} //忽略任何异常
9,_~qWw }
e_|<tYx>< } //class ApplicationLog
nyR<pnuC' }
XPMUhozV zGg)R 12.Panel 横向滚动,纵向自动扩展
71AYDO <asp:panel style="overflow-x:scroll;overflow-y:auto;"></asp:panel>
7~Inxk; weu+$Kr
13.回车转换成Tab
,qp8Rg|3j <script language="javascript" for="document" event="onkeydown">
yeta)@nH if(event.keyCode==13 && event.srcElement.type!=’button’ && event.srcElement.type!=’submit’ && event.srcElement.type!=’reset’ && event.srcElement.type!=’’&& event.srcElement.type!=’textarea’);
}MMKOr( event.keyCode=9;
g.`Ntsi$wI </script>
,T
zlW\?\ GU/P%c/V onkeydown="if(event.keyCode==13) event.keyCode=9"
:nb|WgEc LB]3-FsU+ 14.DataGrid超级连接列
Ieq_XF]U DataNavigateUrlField="字段名" DataNavigateUrlFormatString="
http://xx/inc/delete.aspx?ID={0}"
nZ'jj S[! t~K[`=G\ex 15.DataGrid行随鼠标变色
9{A4> private void DGzf_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
&)tv4L& {
V~/@KU8cH if (e.Item.ItemType!=ListItemType.Header)
C|Gk} {
H6K8. e.Item.Attributes.Add( "onmouseout","this.style.backgroundColor=\""+e.Item.Style["BACKGROUND-COLOR"]+"\"");
V1d#7rP e.Item.Attributes.Add( "onmouseover","this.style.backgroundColor=\""+ "#EFF3F7"+"\"");
B;8Zl m9 }
iVeH\a }
R8lja%+0$ f!YlYk5 16.模板列
ESoC7d&.K{ <ASP:TEMPLATECOLUMN visible="False" sortexpression="demo" headertext="ID">
`.~S/$a.& <ITEMTEMPLATE>
Q wG_- <ASP:LABEL text=’<%# DataBinder.Eval(Container.DataItem, "ArticleID")%>’ runat="server" width="80%" id="lblColumn" />
1@'I eywg </ITEMTEMPLATE>
5p~5-_JX </ASP:TEMPLATECOLUMN>
%?+Lkj& ;J+iwS*Z <ASP:TEMPLATECOLUMN headertext="选中">
BH}Cx[n?~ <HEADERSTYLE wrap="False" horizontalalign="Center"></HEADERSTYLE>
L |#0CRiN <ITEMTEMPLATE>
fHZ9wK> <ASP:CHECKBOX id="chkExport" runat="server" />
xa]yq% </ITEMTEMPLATE>
~QUNR?h <EDITITEMTEMPLATE>
F%lC%~-qh <ASP:CHECKBOX id="chkExportON" runat="server" enabled="true" />
~e,l2
< </EDITITEMTEMPLATE>
9wf"5c </ASP:TEMPLATECOLUMN>
R%}<z*~NE@
K5`*Y@ 后台代码
7>MG8pf3a protected void CheckAll_CheckedChanged(object sender, System.EventArgs e)
K^"l.V#J {
=c,7uB //改变列的选定,实现全选或全不选。
sx7zRw
>X CheckBox chkExport ;
R87@. if( CheckAll.Checked)
FhBV.,bU,m {
]57Ef'N foreach(DataGridItem oDataGridItem in MyDataGrid.Items)
w1zMY:9 {
sxuP"4 chkExport = (CheckBox)oDataGridItem.FindControl("chkExport");
{*8G<& chkExport.Checked = true;
$E; Tj|W }
bnvY2-O6 }
*(vh | else
^a
/q6{ {
/TB{|_HbW foreach(DataGridItem oDataGridItem in MyDataGrid.Items)
*6u2c%^ {
v
\;/P
chkExport = (CheckBox)oDataGridItem.FindControl("chkExport");
ct,;V/Dx chkExport.Checked = false;
JP( tf+ }
:}#)ipr }
yoe@]c= }
S^D@8<6GJ =)jo}MB 17.数字格式化
~9k E. `?l
/HUw 【<%#Container.DataItem("price")%>的结果是500.0000,怎样格式化为500.00?】
rk;]7Wu <%#Container.DataItem("price","{0:¥#,##0.00}")%>
9qGba=}Ey 16@<G int i=123456;
|9FrVO$M string s=i.ToString("###,###.00");
Ke:EL;*8k L|s\IM1g 18.日期格式化
2$t%2>1>@ >hG*=4oh 【aspx页面内:<%# DataBinder.Eval(Container.DataItem,"Company_Ureg_Date")%>
?0sTx6x@ LN$T.r+ 显示为: 2004-8-11 19:44:28
w03Ur4>T :p)^+AF"5 我只想要:2004-8-11 】
D(<0tU^[ <%# DataBinder.Eval(Container.DataItem,"Company_Ureg_Date","{0:yyyy-M-d}")%>
8a8D0}' /ET+`=n 应该如何改?
'+iLW~ XMP4YWuVc 【格式化日期】
jyyig% suWO:]FR 取出来,一般是object((DateTime)objectFromDB).ToString("yyyy-MM-dd");
GCw4sb4~w *$;Zk!sEF 【日期的验证表达式】
b *0u xvLu O<@L~S] A.以下正确的输入格式: [2004-2-29], [2004-02-29 10:29:39 pm], [2004/12/31]
GA[bo)" ^((\d{2}(([02468][048])|([13579][26]))[\-\/\s]?((((0?[13578])|(1[02]))[\-\/\s]?((0?[1-9])|([1-2][0-9])|(3[01])))|(((0?[469])|(11))[\-\/\s]?((0?[1-9])|([1-2][0-9])|(30)))|(0?2[\-\/\s]?((0?[1-9])|([1-2][0-9])))))|(\d{2}(([02468][1235679])|([13579][01345789]))[\-\/\s]?((((0?[13578])|(1[02]))[\-\/\s]?((0?[1-9])|([1-2][0-9])|(3[01])))|(((0?[469])|(11))[\-\/\s]?((0?[1-9])|([1-2][0-9])|(30)))|(0?2[\-\/\s]?((0?[1-9])|(1[0-9])|(2[0-8]))))))(\s(((0?[1-9])|(1[0-2]))\:([0-5][0-9])((\s)|(\:([0-5][0-9])\s))([AM|PM|am|pm]{2,2})))?$
Ets6tM` #bG6+"g{=L B.以下正确的输入格式:[0001-12-31], [9999 09 30], [2002/03/03]
o.zP1n|G~r ^\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]))$
Ml?KnSb Mty[)+se 【大小写转换】
?Oy0p8 HttpUtility.HtmlEncode(string);
"8U=0 a HttpUtility.HtmlDecode(string)
=^{MyR7 KC(z TY 19.如何设定全局变量
eMV8`&c' ?X\.O-=4X Global.asax中
cmCD}Skk 6<5:m:KE Application_Start()事件中
'+g[n $XkO\6kh 添加Application[属性名] = xxx;
;9 ChBA w"QZ7EyJ 就是你的全局变量
}ksp(.}G x7i<dg& 20.怎样作到HyperLinkColumn生成的连接后,点击连接,打开新窗口?
Ar?ZU ASJ *O[/-
p&7 HyperLinkColumn有个属性Target,将器值设置成"_blank"即可.(Target="_blank")
n6Z!~W8 : vgn0IQ 【ASPNETMENU】点击菜单项弹出新窗口
TVSCjI =i;T?*@ 在你的menuData.xml文件的菜单项中加入URLTarget="_blank",如:
/PR4ILed <?xml version="1.0" encoding="GB2312"?>
U:c0s <MenuData ImagesBaseURL="images/">
T
7qHw!) <MenuGroup>
ke<5]&x <MenuItem Label="内参信息" URL="Infomation.aspx" >
[>3dhj[; <MenuGroup ID="BBC">
iAXGf V <MenuItem Label="公告信息" URL="Infomation.aspx" URLTarget="_blank" LeftIcon="file.gif"/>
\"Z\Af< <MenuItem Label="编制信息简报" URL="NewInfo.aspx" LeftIcon="file.gif" />
OZ"76|H1` ......
UM]3MS:[ OTJMS_IT 最好将你的aspnetmenu升级到1.2版
YH^@8
]A#:Uc5 21.读取DataGrid控件TextBox值
m^TN6/]) foreach(DataGrid dgi in yourDataGrid.Items)
pm:- E(3# {
zx.SRs$ TextBox tb = (TextBox)dgi.FindControl("yourTextBoxId");
#
kNp); tb.Text....
l]&x~K} }
=9^}>u 8HIX$OX>2 23.在DataGrid中有3个模板列包含Textbox分别为 DG_ShuLiang (数量) DG_DanJian(单价) DG_JinE(金额)分别在5.6.7列,要求在录入数量及单价的时候自动算出金额即:数量*单价=金额还要求录入时限制为 数值型.我如何用客户端脚本实现这个功能?
'Yc^9;C( h9iQn<lp4. 〖思归〗
@>J(1{m=Gy <asp:TemplateColumn HeaderText="数量">
.j**>&7L <ItemTemplate>
DVKb`KJ" <asp:TextBox id="ShuLiang" runat=’server’ Text=’<%# DataBinder.Eval(Container.DataItem,"DG_ShuLiang")%>’
v*<rNZI onkeyup="javascript:DoCal()"
j?k|-0 />
49}WJC7
) y}|E) <asp:RegularExpressionValidator id="revS" runat="server" ControlToValidate="ShuLiang" ErrorMessage="must be integer" ValidationExpression="^\d+$" />
A^LS^!Jz </ItemTemplate>
c813NHW </asp:TemplateColumn>
:$PrlE NPM2qL9&J <asp:TemplateColumn HeaderText="单价">
.c__T{<)[ <ItemTemplate>
EIyFGCw|U <asp:TextBox id="DanJian" runat=’server’ Text=’<%# DataBinder.Eval(Container.DataItem,"DG_DanJian")%>’
X')l04P@% onkeyup="javascript:DoCal()"
Hr!$mf)h />
WXDo`_{R V7p
hD3Y <asp:RegularExpressionValidator id="revS2" runat="server" ControlToValidate="DanJian" ErrorMessage="must be numeric" ValidationExpression="^\d+(\.\d*)?$" />
nLv~)IQ}: qfxEo76' </ItemTemplate>
kp}[nehF </asp:TemplateColumn>
;Bzx}7A SBDGms <asp:TemplateColumn HeaderText="金额">
C8|# <ItemTemplate>
X7`-dSVE <asp:TextBox id="JinE" runat=’server’ Text=’<%# DataBinder.Eval(Container.DataItem,"DG_JinE")%>’ />
HJ0;BD.] </ItemTemplate>
i1m>|[@k </asp:TemplateColumn><script language="javascript">
"Jg.)1Jw function DoCal()
S $o1Q {
iXL^[/}&?M var e = event.srcElement;
nKnrh]hX var row = e.parentNode.parentNode;
p4UEhT var txts = row.all.tags("INPUT");
fqq4Qc)#U& if (!txts.length || txts.length < 3)
{&B_b|g*fW return;
h{$k%YJ? ,9_O4O% var q = txts[txts.length-3].value;
i^ |G var p = txts[txts.length-2].value;
$?]`2*i uozq^sy if (isNaN(q) || isNaN(p))
1@h8.ym<" return;
~K<h~TNP gH\>",[ q = parseInt(q);
}HmkTk p = parseFloat(p);
J[hmY= , "Y&
txts[txts.length-1].value = (q * p).toFixed(2);
Ak kF6d+ }
\)wch P_0 </script>
:D-D+x e.%I#rNI V+@ }dJS XBkaum4j 5$HG#2"Kb# 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。
Jvsy
6R page_load
!k*B-@F page.smartNavigation=true
Fw{@RQf8 l5&5VC) 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 ?
8 sc2r private void DataGrid1_ItemDataBound(obj sender,DataGridItemEventArgs e)
3\
Mt+!1{ {
oq!\100 for(int i=0;i<e.Item.Cells.Count-1;i++)
<#nU 06 fN if(e.Item.ItemType==ListItemType.EditType)
S#B%[3@ {
.!Z5A9^ e.Item.Cells.Attributes.Add("Width", "80px")
X';qcn_^ }
c$2kR: }
&oB*gGRw=7 `Ds=a`^b 26.对话框
e7{6<[k3+$ private static string ScriptBegin = "<script language=\"JavaScript\">";
iQ8{N:58DN private static string ScriptEnd = "</script>";
"#7Q}d!x Q[K$f %> public static void ConfirmMessageBox(string PageTarget,string Content)
%N~c9B {
p}1gac_c string ConfirmContent="var retValue=window.confirm(’"+Content+"’);"+"if(retValue){window.location=’"+PageTarget+"’;}";
hp(MKfh H {nUmlP=mS ConfirmContent=ScriptBegin + ConfirmContent + ScriptEnd;
hLgX0QV 5CN=a2& Page ParameterPage = (Page)System.Web.HttpContext.Current.Handler;
/*Q3=Dse] ParameterPage.RegisterStartupScript("confirm",ConfirmContent);
uj.$GAtO) //Response.Write(strScript);
9c k"JMla }
6V1oZ-:} JWg.0d$hM 27. 将时间格式化:string aa=DateTime.Now.ToString("yyyy年MM月dd日");
P[q>;Fx* H+Bon=$cE! 1.1 取当前年月日时分秒
[qRww]g;P| currentTime=System.DateTime.Now;
L%5y@b{AR Y 'X!T8 1.2 取当前年
]J!#"m-] int 年= DateTime.Now.Year;
m)pHCS <5pNFj}0;X 1.3 取当前月
v@[3R7|4 int 月= DateTime.Now.Month;
f['lY1#V1 /ZabY 1.4 取当前日
Lv/}&'\( int 日= DateTime.Now.Day;
&R4?]I UV}:3c6 ZX 1.5 取当前时
H@wjZ;R int 时= DateTime.Now.Hour;
C za}cF VgYy7\?p 1.6 取当前分
DGCvH)Q int 分= DateTime.Now.Minute;
2INpo
gvo98Id 1.7 取当前秒
O]hUOc`k int 秒= DateTime.Now.Second;
Y96<c" t #'%ii,;wQ 1.8 取当前毫秒
`^8mGR>OpI int 毫秒= DateTime.Now.Millisecond;
&ot^+uVH T>|
hID 28.自定义分页代码:
!\%JOf} F3!@|/<w 先定义变量 :
>@bU8}rT public static int pageCount; //总页面数
L{>rN`{ public static int curPageIndex=1; //当前页面
zFO0l). LA\3 ,Uv 下一页:
kn>qX{W if(DataGrid1.CurrentPageIndex < (DataGrid1.PageCount - 1))
]Bf1p {
HiK+}?I DataGrid1.CurrentPageIndex += 1;
Hn)?
xw]x curPageIndex+=1;
6<S-o|Xw }
y,&[OrCm^\ A#I&&qZ bind(); // DataGrid1数据绑定函数
Y_y!$jd(N m)<+?Bv y 上一页:
}E(w@& if(DataGrid1.CurrentPageIndex >0)
i.On{nB"k {
g]z k` R5 DataGrid1.CurrentPageIndex += 1;
[Fag\/Y+ curPageIndex-=1;
X!z-J> }
!fAvxR BWYv.&