1. 打开新的窗口并传送参数:
Bca$%3M |6?s?tC"u 传送参数:
xc@$z*w response.write("<script>window.open(’*.aspx?id="+this.DropDownList1.SelectIndex+"&id1="+...+"’)</script>")
=$bF[3D NTZ3Np` 接收参数:
kq(><T string a = Request.QueryString("id");
F~E)w5?\O string b = Request.QueryString("id1");
1Zp/EYWa{ u SI@Cjp 2.为按钮添加对话框
iNl<<0a Button1.Attributes.Add("onclick","return confirm(’确认?’)");
%=2sz>M+ button.attributes.add("onclick","if(confirm(’are you sure...?’)){return true;}else{return false;}")
4<}@hk
Y ]smu~t0\ 3.删除表格选定记录
;xw9#.d#D int intEmpID = (int)MyDataGrid.DataKeys[e.Item.ItemIndex];
MIkp4A string deleteCmd = "DELETE from Employee where emp_id = " + intEmpID.ToString()
.eVX/6, gn/]1NNfR 4.删除表格记录警告
?&,6Y'" private void DataGrid_ItemCreated(Object sender,DataGridItemEventArgs e)
SfPQ;s' {
, vvfk=- switch(e.Item.ItemType)
!wd
wo0 {
wDoCc: case ListItemType.Item :
(t5y$bc case ListItemType.AlternatingItem :
}yrs6pQ case ListItemType.EditItem:
jCtk3No TableCell myTableCell;
+?3RC$jyw myTableCell = e.Item.Cells[14];
E$:2AK{* LinkButton myDeleteButton ;
/<[_V/g[t? myDeleteButton = (LinkButton)myTableCell.Controls[0];
ZHeue_~x4 myDeleteButton.Attributes.Add("onclick","return confirm(’您是否确定要删除这条信息’);");
Uv.Xw} q break;
0Qeda@J default:
S?i^ ~ break;
h7K,q S }
x4g6Qze yyu -y0_ }
$4ZV(j] tFn[U#' 5.点击表格行链接另一页
=Oh$pZRymu private void grdCustomer_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
"8zMe L {
Si~wig2 //点击表格打开
BH^*K/^ if (e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
#k>n5cR@0 e.Item.Attributes.Add("onclick","window.open(’Default.aspx?id=" + e.Item.Cells[0].Text + "’);");
rmvrv.$3 }
ZW"f*vwQo : Gi8Jo 双击表格连接到另一页
?Q=(?yR0] lQ ki58. 在itemDataBind事件中
U,yZ.1V^: if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
jZidT9[g {
Fq+Cr?- string OrderItemID =e.item.cells[1].Text;
$(0<T<\ ...
n;xzjq- e.item.Attributes.Add("ondblclick", "location.href=’../ShippedGrid.aspx?id=" + OrderItemID + "’");
rttKj{7E }
[-Y~g%M ,*lns.|n 双击表格打开新一页
2w1Mf<IXPo if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
5Y`4%*$ {
DtGkhq; string OrderItemID =e.item.cells[1].Text;
W2$rC5| ...
BIx*( e.item.Attributes.Add("ondblclick", "open(’../ShippedGrid.aspx?id=" + OrderItemID + "’)");
8,+T[S }
buzpmRoN) 'CqAjlj ★特别注意:【?id=】 处不能为 【?id =】
RB""(< 6.表格超连接列传递参数
<T.R%Jys <asp:HyperLinkColumn Target="_blank" headertext="ID号" DataTextField="id" NavigateUrl="aaa.aspx?id=’
<)O#Y76s <%# DataBinder.Eval(Container.DataItem, "数据字段1")%>’ & name=’<%# DataBinder.Eval(Container.DataItem, "数据字段2")%>’ />
6-?/kY 6 n@bkZ/G 7.表格点击改变颜色
+J| LfXgB if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
SV ~QH&0' {
5M)B e.Item.Attributes.Add("onclick","this.style.backgroundColor=’#99cc00’;
{*CG&-k2D this.style.color=’buttontext’;this.style.cursor=’default’;");
@g#| srYD }
"tk1W>liIN U$a)lcJd 写在DataGrid的_ItemDataBound里
';v2ld 9 if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
MxGQM> {
fWfhs}_
e.Item.Attributes.Add("onmouseover","this.style.backgroundColor=’#99cc00’;
k8}'@w this.style.color=’buttontext’;this.style.cursor=’default’;");
;2fzA<RkK e.Item.Attributes.Add("onmouseout","this.style.backgroundColor=’’;this.style.color=’’;");
K]>4*)A: }
u\xrC\Ka ~KGE(o4p "k [$euV 8.关于日期格式
$[cB6 UDcr5u eKn 日期格式设定
y}U'8*, DataFormatString="{0:yyyy-MM-dd}"
Gk58VODo VOATza` 我觉得应该在itembound事件中
A9DFZZ0 e.items.cell["你的列"].text=DateTime.Parse(e.items.cell["你的列"].text.ToString("yyyy-MM-dd"))
at*DYZBjDB C$at9=(E6 9.获取错误信息并到指定页面
wp~KrUlR 'X&"(M 不要使用Response.Redirect,而应该使用Server.Transfer
yl' IL#n]r Op9+5]XF e.g
pG*W>F // in global.asax
z:dW 'U?1 protected void Application_Error(Object sender, EventArgs e) {
,e`n2) if (Server.GetLastError() is HttpUnhandledException)
X&49C:jN Server.Transfer("MyErrorPage.aspx");
id`9,IJx v)K|{x //其余的非HttpUnhandledException异常交给ASP.NET自己处理就okay了 :)
n~w[ajC/ }
oM#+Z
qP u,YmCEd_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
~$
?85 <Z~Nz>'r 10.清空Cookie
|z}VP-L Cookie.Expires=[DateTime];
.bh7 Response.Cookies("UserName").Expires = 0
2Z^p) Gh{9nM_\" 11.自定义异常处理
tg/!=g //自定义异常处理类
eeBw\f0 using System;
Ix=(f0| using System.Diagnostics;
!]7L9TGn 3dtL[aVwY namespace MyAppException
@WKJ7pt`'N {
!,7)ZW?*8 /// <summary>
r:U<cLT[9 /// 从系统异常类ApplicationException继承的应用程序异常处理类。
mv*M2NuhT /// 自动将异常内容记录到Windows NT/2000的应用程序日志
Ve"M8-{oKk /// </summary>
YO@~y*, public class AppException:System.ApplicationException
K"Irg. {
G-o6~"J\ public AppException()
G [yI[7=d {
kOel
!A if (ApplicationConfiguration.EventLogEnabled)LogEvent("出现一个未知错误。");
YB{'L +Wbw }
#iD`Bg!VXc PEKXPFN public AppException(string message)
KlwBoC/{K {
Z y6kA\q LogEvent(message);
Fb{HiU9<! }
1[RI
07g7* vBY?3p,0p public AppException(string message,Exception innerException)
kk
CoOTe& {
#N97 LogEvent(message);
_w5c-\-PUM if (innerException != null)
;t.)A3 PL {
te>Op 1R LogEvent(innerException.Message);
x+Ly,9nc$ }
q?0&0 }
1yc$b+TH [A;0IjKam //日志记录类
R&/"?&pfa using System;
=|
r%
lx using System.Configuration;
e&<=+\ul using System.Diagnostics;
v+d`J55 using System.IO;
1:I _;O_ using System.Text;
j2hp*C'^ using System.Threading;
gb^'u `7V'A namespace MyEventLog
^NxKA'oWQ {
fzjtaH? /// <summary>
6* tky; /// 事件日志记录类,提供事件日志记录支持
7u%OYt
D E /// <remarks>
\tU[,3
/// 定义了4个日志记录方法 (error, warning, info, trace)
_#<7s`i /// </remarks>
(gutDUO; /// </summary>
(.$e@k= public class ApplicationLog
yW}x {
`my\59T /// <summary>
/ EVXkf0 /// 将错误信息记录到Win2000/NT事件日志中
|[/XG2S /// <param name="message">需要记录的文本信息</param>
EhOB+Mc1 /// </summary>
}%,LV]rGEZ public static void WriteError(String message)
TPi{c_
] {
j'SGZnsy* WriteLog(TraceLevel.Error, message);
s*e1m% }
( d8rfet <+<,$jGC- /// <summary>
v +?'/Q% /// 将警告信息记录到Win2000/NT事件日志中
GRgpy /// <param name="message">需要记录的文本信息</param>
17ynFHMd, /// </summary>
4_ZH Y?VRd public static void WriteWarning(String message)
drB$q[Ak9 {
"(;t`,F WriteLog(TraceLevel.Warning, message);
cMAY8$ }
//}KWz .`h:1FP8 /// <summary>
OL@' 1$/A /// 将提示信息记录到Win2000/NT事件日志中
2
3A)^j /// <param name="message">需要记录的文本信息</param>
S<++eu /// </summary>
!!v9\R4um public static void WriteInfo(String message)
Q3LScpp {
l]5!$N* WriteLog(TraceLevel.Info, message);
B!1L W4^ }
vPu{xy /// <summary>
DPlmrN9@= /// 将跟踪信息记录到Win2000/NT事件日志中
_&$nJu /// <param name="message">需要记录的文本信息</param>
+Jq~39 /// </summary>
#4^D'r>pJ public static void WriteTrace(String message)
*iVv(xXgN {
<TEDs4
C WriteLog(TraceLevel.Verbose, message);
8H{9 }
8-Z|$F" >td\PW~X /// <summary>
<IQ}j^u-F /// 格式化记录到事件日志的文本信息格式
h]^=
y.Q /// <param name="ex">需要格式化的异常对象</param>
=#?=Lh /// <param name="catchInfo">异常信息标题字符串.</param>
n_t.l<V /// <retvalue>
-lI6!a^ /// <para>格式后的异常信息字符串,包括异常内容和跟踪堆栈.</para>
$w! v /// </retvalue>
t&(\A,ch% /// </summary>
N6/;p]| public static String FormatException(Exception ex, String catchInfo)
wgKM6? {
$"{I|UFC StringBuilder strBuilder = new StringBuilder();
^cI RP if (catchInfo != String.Empty)
@9h6D<? {
[F^j(qTR strBuilder.Append(catchInfo).Append("\r\n");
lUM-~ }
I oC}0C7 strBuilder.Append(ex.Message).Append("\r\n").Append(ex.StackTrace);
_I#a`G return strBuilder.ToString();
yJHFo[wGMJ }
(!diPwcv D~f[ R g /// <summary>
-Rr Qv( /// 实际事件日志写入方法
M_#^zo
"x /// <param name="level">要记录信息的级别(error,warning,info,trace).</param>
(L7%V ! /// <param name="messageText">要记录的文本.</param>
M}!E :bv' /// </summary>
R"{oj]d;$F private static void WriteLog(TraceLevel level, String messageText)
,) 3Eog\- {
0d #jiG try
#j6qq3OG {
_n!W4zwi EventLogEntryType LogEntryType;
axiP~t2 switch (level)
jsIT{a*] {
SHUn<+/e case TraceLevel.Error:
jRSY`MU}t+ LogEntryType = EventLogEntryType.Error;
zFO#oW,D break;
%`^{Hh` case TraceLevel.Warning:
sj% \lq LogEntryType = EventLogEntryType.Warning;
hXP'NS`iv break;
o<i\1<eI case TraceLevel.Info:
,V #r LogEntryType = EventLogEntryType.Information;
ey) 8q.5 break;
$ud\CU:r case TraceLevel.Verbose:
(p}N
cn. LogEntryType = EventLogEntryType.SuccessAudit;
N/eFwv.Er break;
z%[^-l- default:
5^GrG|~ LogEntryType = EventLogEntryType.SuccessAudit;
qM0Df0$?x break;
A&qZ:&(OM }
!wEz=
i q
`^5< EventLog eventLog = new EventLog("Application", ApplicationConfiguration.EventLogMachineName, ApplicationConfiguration.EventLogSourceName );
IM&l%6[). //写入事件日志
4j-%I7 eventLog.WriteEntry(messageText, LogEntryType);
s7na!A[ oD7^9=# }
_[ufH* catch {} //忽略任何异常
>$N ?\\# }
2vX!j!_ } //class ApplicationLog
OA8iTn }
aX(Y
`g)| OW1\@CC-69 12.Panel 横向滚动,纵向自动扩展
Om C
F8:\/ <asp:panel style="overflow-x:scroll;overflow-y:auto;"></asp:panel>
+p_>fO mpDQhD[n 13.回车转换成Tab
aA&}=lm <script language="javascript" for="document" event="onkeydown">
=F90SyzTy if(event.keyCode==13 && event.srcElement.type!=’button’ && event.srcElement.type!=’submit’ && event.srcElement.type!=’reset’ && event.srcElement.type!=’’&& event.srcElement.type!=’textarea’);
E|omC_h event.keyCode=9;
S"Mm_<A$@ </script>
y@u,Mv y>_*}>2 ,O onkeydown="if(event.keyCode==13) event.keyCode=9"
$Rv(v% y,vrMWDy 14.DataGrid超级连接列
qb7ur; DataNavigateUrlField="字段名" DataNavigateUrlFormatString="
http://xx/inc/delete.aspx?ID={0}"
E0<$zP}V}F QB#rf=' 15.DataGrid行随鼠标变色
e6hfgVN private void DGzf_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
jij-pDQnv {
C(lGW,! if (e.Item.ItemType!=ListItemType.Header)
"}jv5j5 {
lc\f6J>HT e.Item.Attributes.Add( "onmouseout","this.style.backgroundColor=\""+e.Item.Style["BACKGROUND-COLOR"]+"\"");
nM6/c e.Item.Attributes.Add( "onmouseover","this.style.backgroundColor=\""+ "#EFF3F7"+"\"");
;\)N7SJ }
) E(9
R( }
WeRX ~ #tQ__V 16.模板列
h(3ko
An <ASP:TEMPLATECOLUMN visible="False" sortexpression="demo" headertext="ID">
G}p*oz~ <ITEMTEMPLATE>
Q
a8;MxK` <ASP:LABEL text=’<%# DataBinder.Eval(Container.DataItem, "ArticleID")%>’ runat="server" width="80%" id="lblColumn" />
Dro2R_j{ </ITEMTEMPLATE>
b;Uqyc </ASP:TEMPLATECOLUMN>
+C){&/=# u(Y?2R <ASP:TEMPLATECOLUMN headertext="选中">
Y SD|#0 <HEADERSTYLE wrap="False" horizontalalign="Center"></HEADERSTYLE>
4WZ"8 <ITEMTEMPLATE>
O2C&XeB:4 <ASP:CHECKBOX id="chkExport" runat="server" />
)0p7d:%mV </ITEMTEMPLATE>
qQx5n <EDITITEMTEMPLATE>
:x/L.Bz <ASP:CHECKBOX id="chkExportON" runat="server" enabled="true" />
n6s[q-td </EDITITEMTEMPLATE>
x*2I]4 </ASP:TEMPLATECOLUMN>
k1Thjt g|PRk9 后台代码
yUp"%_t0 protected void CheckAll_CheckedChanged(object sender, System.EventArgs e)
S
0L"5B@ {
0dKi25J //改变列的选定,实现全选或全不选。
xRPUGGv CheckBox chkExport ;
Hlye:.$ if( CheckAll.Checked)
KJ;NcUq {
!Au 9C
foreach(DataGridItem oDataGridItem in MyDataGrid.Items)
a>XlkkX {
$3Srr* chkExport = (CheckBox)oDataGridItem.FindControl("chkExport");
qJf=f3 chkExport.Checked = true;
:Vl2\H=P }
;Alw`' }
EwH_k else
<\C/; {
}qn@8} foreach(DataGridItem oDataGridItem in MyDataGrid.Items)
i*-L_!cc: {
H_<hZUB chkExport = (CheckBox)oDataGridItem.FindControl("chkExport");
>lIQM3 chkExport.Checked = false;
/$,~|X;& }
EoD[,:* }
Ec;{N }
ZVX!=3VT 5zR9N>!c 17.数字格式化
f+iM_MI ^t#W?rxp& 【<%#Container.DataItem("price")%>的结果是500.0000,怎样格式化为500.00?】
!%s&GD8&l <%#Container.DataItem("price","{0:¥#,##0.00}")%>
9 9S-P}xd VwxLElV int i=123456;
huw|J<$ string s=i.ToString("###,###.00");
wc.T;( H|i39XV 18.日期格式化
J_ S]jE{ ?,0 5!] 【aspx页面内:<%# DataBinder.Eval(Container.DataItem,"Company_Ureg_Date")%>
I!OV+utF ?cdjQ@j~h 显示为: 2004-8-11 19:44:28
SBynu +X &b 我只想要:2004-8-11 】
Zr
U9oy&!C <%# DataBinder.Eval(Container.DataItem,"Company_Ureg_Date","{0:yyyy-M-d}")%>
?*h2:a$ &mJ
+#vT 应该如何改?
h8me.=S& WC<K(PP 【格式化日期】
uw,p\:D& s#*T(pY 取出来,一般是object((DateTime)objectFromDB).ToString("yyyy-MM-dd");
[h^>Iq
(Z DsZBhjCB 【日期的验证表达式】
a= *qsgPGL e;ej/)no` A.以下正确的输入格式: [2004-2-29], [2004-02-29 10:29:39 pm], [2004/12/31]
="*: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})))?$
i1E~ F f R?Xq@c B.以下正确的输入格式:[0001-12-31], [9999 09 30], [2002/03/03]
N
2\lBi ^\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]))$
8kwe ._&) Bw;LGEHi| 【大小写转换】
]~H\X":[> HttpUtility.HtmlEncode(string);
oPPxjag\ HttpUtility.HtmlDecode(string)
|0e7<[ :xz,PeXo7 19.如何设定全局变量
gZLzE*NZ 5o&noRIIr Global.asax中
gN("{j1Q @ZUrr_| Application_Start()事件中
|q:p^;x sS5: 5i 添加Application[属性名] = xxx;
[%`L sY F}Kkhs
{ 就是你的全局变量
byW9]('e E0o?rgfdq 20.怎样作到HyperLinkColumn生成的连接后,点击连接,打开新窗口?
9< $n'g {+V]saYP HyperLinkColumn有个属性Target,将器值设置成"_blank"即可.(Target="_blank")
eXdE?j Z+G.v=2q< 【ASPNETMENU】点击菜单项弹出新窗口
y$7vJl.uS/ +4Uxq{.K 在你的menuData.xml文件的菜单项中加入URLTarget="_blank",如:
l9"T"9C{ <?xml version="1.0" encoding="GB2312"?>
8UahoNrSt <MenuData ImagesBaseURL="images/">
r%^l~PN <MenuGroup>
Gec? <MenuItem Label="内参信息" URL="Infomation.aspx" >
^[]@dk9 <MenuGroup ID="BBC">
~dFdO7 <MenuItem Label="公告信息" URL="Infomation.aspx" URLTarget="_blank" LeftIcon="file.gif"/>
f1_b``M <MenuItem Label="编制信息简报" URL="NewInfo.aspx" LeftIcon="file.gif" />
#OT8_D ......
WE|-zo wcI?. 最好将你的aspnetmenu升级到1.2版
S);SfNh%CL x]=s/+Y 21.读取DataGrid控件TextBox值
c6@7>PM foreach(DataGrid dgi in yourDataGrid.Items)
P wY~L3, {
z9B""ws TextBox tb = (TextBox)dgi.FindControl("yourTextBoxId");
bkvm-$/ tb.Text....
^-&BGQM }
PS=N]e7k' 8wXnc% 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?
WX9ABh& 5 -xXz}2S4 〖思归〗
Hido[ <asp:TemplateColumn HeaderText="数量">
v,VCbmc <ItemTemplate>
H>qw@JiO! <asp:TextBox id="ShuLiang" runat=’server’ Text=’<%# DataBinder.Eval(Container.DataItem,"DG_ShuLiang")%>’
ip`oL_c onkeyup="javascript:DoCal()"
7`c\~_Df_ />
aA|<W
g XJ3p< <asp:RegularExpressionValidator id="revS" runat="server" ControlToValidate="ShuLiang" ErrorMessage="must be integer" ValidationExpression="^\d+$" />
Ww[Xqmg </ItemTemplate>
P,}cH;w6Ck </asp:TemplateColumn>
fUg<+|v* 5>e#SW <asp:TemplateColumn HeaderText="单价">
DQ86(4e*g# <ItemTemplate>
,_N+t:*#0 <asp:TextBox id="DanJian" runat=’server’ Text=’<%# DataBinder.Eval(Container.DataItem,"DG_DanJian")%>’
pmIOV~K onkeyup="javascript:DoCal()"
{|E' />
7^2 O_kBAC-|R( <asp:RegularExpressionValidator id="revS2" runat="server" ControlToValidate="DanJian" ErrorMessage="must be numeric" ValidationExpression="^\d+(\.\d*)?$" />
26&$vgO~: oE
H""Bd </ItemTemplate>
9[5qN!P;y </asp:TemplateColumn>
}^@Q9<P^E iaAj|: <asp:TemplateColumn HeaderText="金额">
IOjp'6Yr <ItemTemplate>
5x=aJl;G <asp:TextBox id="JinE" runat=’server’ Text=’<%# DataBinder.Eval(Container.DataItem,"DG_JinE")%>’ />
@5rl;C </ItemTemplate>
s
IE2a0+ </asp:TemplateColumn><script language="javascript">
!*tV[0i2 function DoCal()
V8Fp1?E9S {
{#_CzI.0f var e = event.srcElement;
ye-EJDZN var row = e.parentNode.parentNode;
U $2"ZyFii var txts = row.all.tags("INPUT");
DT Cwf if (!txts.length || txts.length < 3)
\{8?HjJEM return;
e}u68|\EC 1LK` var q = txts[txts.length-3].value;
EDA%qNd]j var p = txts[txts.length-2].value;
S#{jyU9 ] b5@sG^ if (isNaN(q) || isNaN(p))
sYG:\>}ie return;
2:6W_[7l! <y}9Twdy q = parseInt(q);
l
10p'9n p = parseFloat(p);
g5OKhL0u x%!Ea{s txts[txts.length-1].value = (q * p).toFixed(2);
n`Y"b& }
0|J]EsPxu </script>
"?X,);5S A5\00O~ X9-WU\?UC
mdtG W %tvP\(]h 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。
cS2PrsUx page_load
4m:D8&D_M page.smartNavigation=true
^7Hwpn7E C$+z1z.! 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 ?
IW{}l=D/ private void DataGrid1_ItemDataBound(obj sender,DataGridItemEventArgs e)
d$H {
hb. ^& for(int i=0;i<e.Item.Cells.Count-1;i++)
k Xg&}n7 if(e.Item.ItemType==ListItemType.EditType)
Sk6B>O <: {
=.48^$LWx e.Item.Cells.Attributes.Add("Width", "80px")
a$AR }
p=jpk@RX }
j&Trvw<t 3n!f'" T 26.对话框
q?*
z<)# private static string ScriptBegin = "<script language=\"JavaScript\">";
z8@[]6cW private static string ScriptEnd = "</script>";
K7-z.WTUR 8)o%0#;0B public static void ConfirmMessageBox(string PageTarget,string Content)
hE;|VSdo {
[KMNMg string ConfirmContent="var retValue=window.confirm(’"+Content+"’);"+"if(retValue){window.location=’"+PageTarget+"’;}";
w:VD[\h +e87/\5 ConfirmContent=ScriptBegin + ConfirmContent + ScriptEnd;
=`KA@~XH4 ;xl0J*r Page ParameterPage = (Page)System.Web.HttpContext.Current.Handler;
1s _N!a ParameterPage.RegisterStartupScript("confirm",ConfirmContent);
PU2^4h/[` //Response.Write(strScript);
>lV'}0u) }
Nrn_Gy>|D ;Zy[2M 27. 将时间格式化:string aa=DateTime.Now.ToString("yyyy年MM月dd日");
q21l{R{Y QMhvyzkS 1.1 取当前年月日时分秒
PNs*+/-S currentTime=System.DateTime.Now;
Xmm)z bk=ee7E7> 1.2 取当前年
>\o._?xSA int 年= DateTime.Now.Year;
Ab
In\,x YW2h#PV6_ 1.3 取当前月
FPE%h=sw int 月= DateTime.Now.Month;
Q3I^(Ll"L :Dj0W8V 1.4 取当前日
S?[@/35)
int 日= DateTime.Now.Day;
7C9_;81_Dt /os,s[w 1.5 取当前时
}3}H} int 时= DateTime.Now.Hour;
aJ"m`5]=% *N&~Uq^ 1.6 取当前分
% aqP{mOO int 分= DateTime.Now.Minute;
`*ALb|4ilG H:F'5Zt 1.7 取当前秒
&\y`9QpVF int 秒= DateTime.Now.Second;
AGGT]
58| !+u
K@z&G 1.8 取当前毫秒
agkGUK/ int 毫秒= DateTime.Now.Millisecond;
+^DDWVp Z0[d;m* 28.自定义分页代码:
]Zz.n5c ;Rljx3!N 先定义变量 :
ntntB{t public static int pageCount; //总页面数
,
.E> public static int curPageIndex=1; //当前页面
E1`TQA 0Lf4^9N 下一页:
RKPX*(i~ if(DataGrid1.CurrentPageIndex < (DataGrid1.PageCount - 1))
pft-.1py {
t$e' [;w DataGrid1.CurrentPageIndex += 1;
WDi2m" curPageIndex+=1;
'.wb= C }
q-s(2C `=$p!H8 bind(); // DataGrid1数据绑定函数
i IM\_<? ek"Uq RY 上一页:
4a=QTq0p if(DataGrid1.CurrentPageIndex >0)
s1]m^, {
7^7Jh&b)/ DataGrid1.CurrentPageIndex += 1;
#U(kK(uO curPageIndex-=1;
`&9iC 4P }
E&N~h|CL 9:P\)'y? bind(); // DataGrid1数据绑定函数
dmWCNeja. T#<Q[h= 直接页面跳转:
(6Ciqf8 int a=int.Parse(JumpPage.Value.Trim());//JumpPage.Value.Trim()为跳转值
I^Dm 3yz N8iLI` if(a<DataGrid1.PageCount)
"~mY4WVG {
2?{'(iay this.DataGrid1.CurrentPageIndex=a;
nTl2F1(sV7 }
e%lxRN"b =4$ErwI_dm bind();
HbRvU}C1 nV`U{}x 29.DataGrid使用:
DL<;qhte guG&3{&\s 添加删除确认:
#aQQd8 private void DataGrid1_ItemCreated(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
W7. + {
R@-x!*z
foreach(DataGridItem di in this.DataGrid1.Items)
/xSFW7d1 {
@QMy!y_K~m if(di.ItemType==ListItemType.Item||di.ItemType==ListItemType.AlternatingItem)
wB bCGU {
3RanAT.nu: ((LinkButton)di.Cells[8].Controls[0]).Attributes.Add("onclick","return confirm(’确认删除此项吗?’);");
@qpj0i+>* }
(:I]v_qEYS }
snWe&