1. 打开新的窗口并传送参数:
I;iR(Hf)?q )9pBu
B 传送参数:
s @M response.write("<script>window.open(’*.aspx?id="+this.DropDownList1.SelectIndex+"&id1="+...+"’)</script>")
kOM- LI$L9eNv;Y 接收参数:
)O-sWh4 string a = Request.QueryString("id");
sRil>6QR string b = Request.QueryString("id1");
i0&)
N,5_ %~(~W>^A 2.为按钮添加对话框
}`@?X"r Button1.Attributes.Add("onclick","return confirm(’确认?’)");
ks^|> button.attributes.add("onclick","if(confirm(’are you sure...?’)){return true;}else{return false;}")
0XQ-
.??rqaZ= 3.删除表格选定记录
3V!x?H$ int intEmpID = (int)MyDataGrid.DataKeys[e.Item.ItemIndex];
(jneEo=vr string deleteCmd = "DELETE from Employee where emp_id = " + intEmpID.ToString()
M7pvxChA =[8d@d\ 4.删除表格记录警告
QW:Z[?39^ private void DataGrid_ItemCreated(Object sender,DataGridItemEventArgs e)
0eaUorm) {
B#H2RTc switch(e.Item.ItemType)
wO\!xW: {
W) case ListItemType.Item :
*%f3rvt7@) case ListItemType.AlternatingItem :
H.;yLL= case ListItemType.EditItem:
c( 8W8R TableCell myTableCell;
Kk56/(_S myTableCell = e.Item.Cells[14];
kBUufV~ LinkButton myDeleteButton ;
jM[f[ myDeleteButton = (LinkButton)myTableCell.Controls[0];
<W9) Bq4 myDeleteButton.Attributes.Add("onclick","return confirm(’您是否确定要删除这条信息’);");
K/A ? ]y break;
*kV#)j default:
v @_?iC"` break;
]LY^9eK)>{ }
YmA) @1@U m4\g o }
oYGUjI ;C6O3@Q 5.点击表格行链接另一页
IM2/(N.% private void grdCustomer_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
-q|*M:R {
| )S{(#k //点击表格打开
|<7i|J if (e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
>T$7{
~ e.Item.Attributes.Add("onclick","window.open(’Default.aspx?id=" + e.Item.Cells[0].Text + "’);");
EXH!glR[$ }
2tlO"c:_/ @YbZ8Uc 双击表格连接到另一页
Hm<M@M$aG -<12~HKK:: 在itemDataBind事件中
+;5Wp$M\ if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
5D>BV*" {
@<%oIE~]F string OrderItemID =e.item.cells[1].Text;
{K6Kx36 ...
z4nou> e.item.Attributes.Add("ondblclick", "location.href=’../ShippedGrid.aspx?id=" + OrderItemID + "’");
\Z8Y(]6* }
L)=8mF. %!#rrt,F 双击表格打开新一页
Ld'EABM if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
F F(^:N {
QDl)92z string OrderItemID =e.item.cells[1].Text;
%j!z\pa ...
cKSfqqPm$" e.item.Attributes.Add("ondblclick", "open(’../ShippedGrid.aspx?id=" + OrderItemID + "’)");
^$ZI>L0+ }
"&s9cO.H -!JlM@ ★特别注意:【?id=】 处不能为 【?id =】
Ty(yh(oYF` 6.表格超连接列传递参数
HK=CP0H <asp:HyperLinkColumn Target="_blank" headertext="ID号" DataTextField="id" NavigateUrl="aaa.aspx?id=’
U5 -zB)V <%# DataBinder.Eval(Container.DataItem, "数据字段1")%>’ & name=’<%# DataBinder.Eval(Container.DataItem, "数据字段2")%>’ />
~m3V]v(q7 @ICejB< 7.表格点击改变颜色
=k_XKxd if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
2M5*bNU_: {
WCWSLEAza e.Item.Attributes.Add("onclick","this.style.backgroundColor=’#99cc00’;
'&1 this.style.color=’buttontext’;this.style.cursor=’default’;");
K7y!s :rg! }
qb
46EZu yDDghW'\WU 写在DataGrid的_ItemDataBound里
dW:w<{a!R if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
T;xHIg4 {
@DUN;L 4 e.Item.Attributes.Add("onmouseover","this.style.backgroundColor=’#99cc00’;
2"B}} this.style.color=’buttontext’;this.style.cursor=’default’;");
LJ:mJ# e.Item.Attributes.Add("onmouseout","this.style.backgroundColor=’’;this.style.color=’’;");
7v.#o4nPK }
$a)JCErN hG< a :K!GR 8.关于日期格式
n+:m_2T $ $W{HsX 日期格式设定
:H~UyrN DataFormatString="{0:yyyy-MM-dd}"
5n-9#J$ 1
yxZ 我觉得应该在itembound事件中
X=-gAutfE= e.items.cell["你的列"].text=DateTime.Parse(e.items.cell["你的列"].text.ToString("yyyy-MM-dd"))
ze-TBh/ JsHxQ0Tw 9.获取错误信息并到指定页面
^/ULh,w!fP
)@sJTAK 不要使用Response.Redirect,而应该使用Server.Transfer
" {,\]l&o A?^A*e e.g
yd{Y}. // in global.asax
K*J4&5?/ protected void Application_Error(Object sender, EventArgs e) {
ski1f if (Server.GetLastError() is HttpUnhandledException)
MxFt;GgE8 Server.Transfer("MyErrorPage.aspx");
!-
Cs? 8T!fGzHx //其余的非HttpUnhandledException异常交给ASP.NET自己处理就okay了 :)
5&GQ=m }
p3>Q< 2D\x-!l/ 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
'Y~8_+J? JMl, N 10.清空Cookie
%5( EkP Cookie.Expires=[DateTime];
wliGds Response.Cookies("UserName").Expires = 0
EIy]qAE:f z_)OWWdN 11.自定义异常处理
>e5q2U //自定义异常处理类
S&;T_^| using System;
{Zd)U " using System.Diagnostics;
_#y(w% L<{OBuR namespace MyAppException
P 'FPe55F {
;p?42rCIcl /// <summary>
BWqik_ /// 从系统异常类ApplicationException继承的应用程序异常处理类。
oho AUT /// 自动将异常内容记录到Windows NT/2000的应用程序日志
S|O%h}AH; /// </summary>
/*mFP.en public class AppException:System.ApplicationException
@U 7#, G {
BXKlO(7 public AppException()
D]LFX/hlH {
o|Yn(xu- if (ApplicationConfiguration.EventLogEnabled)LogEvent("出现一个未知错误。");
fF9;lWt }
9Y!0>&o DkF@XK0c3 public AppException(string message)
DKaG?Y,*p {
)U"D4j*p LogEvent(message);
[<@A8Q5,y }
8\W3FvQ n9mM5H47 public AppException(string message,Exception innerException)
ImT+8pa {
rTm>8et LogEvent(message);
P?yOLG+)l) if (innerException != null)
WsK"^"Z {
` maN5) LogEvent(innerException.Message);
Y3sNr)qss }
f6dE\ }
cN[q)ts 8as$h*Wh //日志记录类
JaB tX' using System;
jN5} 2 p* using System.Configuration;
;OT#V,}r using System.Diagnostics;
wj";h Aw using System.IO;
_dJVnC1 ! using System.Text;
K"t:B using System.Threading;
eKU@>5 8) ebXc namespace MyEventLog
l{D,O?`Av {
0qotC6l~_w /// <summary>
_z"ci$[ /// 事件日志记录类,提供事件日志记录支持
y:^>(l #; /// <remarks>
w;h\Y+Myyk /// 定义了4个日志记录方法 (error, warning, info, trace)
p8}5x 2F /// </remarks>
<*~BG)b /// </summary>
H*:r>Lm= public class ApplicationLog
-h^} jP8 {
=4w^)'/ /// <summary>
CoKj'jA /// 将错误信息记录到Win2000/NT事件日志中
)ZuQ;p
/// <param name="message">需要记录的文本信息</param>
#4|i@0n}D /// </summary>
$.x?in|_ public static void WriteError(String message)
PL$(/Z {
,&pF:qlF WriteLog(TraceLevel.Error, message);
Pvb+
}
2)j#O 1_dMe%53 /// <summary>
BW(DaNt^ /// 将警告信息记录到Win2000/NT事件日志中
NIXc ib"tG /// <param name="message">需要记录的文本信息</param>
n<Xm%KH. /// </summary>
]J"+VZ_"I public static void WriteWarning(String message)
ZF11v(n {
#k|g9` WriteLog(TraceLevel.Warning, message);
Pc\4QvQ8 }
_UVX |
xErA /// <summary>
U
K]{ ]- /// 将提示信息记录到Win2000/NT事件日志中
v#YS`];B /// <param name="message">需要记录的文本信息</param>
Zia|`}peW /// </summary>
U}C#:Xi>$ public static void WriteInfo(String message)
zdpLAr {
OrKT~JQVC& WriteLog(TraceLevel.Info, message);
6jy n,GU }
j}x
O34 /// <summary>
e>i8 =U`; /// 将跟踪信息记录到Win2000/NT事件日志中
a?Qcf;o /// <param name="message">需要记录的文本信息</param>
O]4
x;`) /// </summary>
:R _#'i public static void WriteTrace(String message)
{ P\8g8 {
>i#_)th"U! WriteLog(TraceLevel.Verbose, message);
9rvxp; }
KohQ6q 5yN8%_)T /// <summary>
bZ@53 /// 格式化记录到事件日志的文本信息格式
Xy(SzJ% /// <param name="ex">需要格式化的异常对象</param>
X7B)jH%N /// <param name="catchInfo">异常信息标题字符串.</param>
$d"f/bRWy /// <retvalue>
.WPR}v,.Z /// <para>格式后的异常信息字符串,包括异常内容和跟踪堆栈.</para>
]&tr\-3 /// </retvalue>
kl{OO%jZ /// </summary>
vS,G<V3B public static String FormatException(Exception ex, String catchInfo)
v%PWr5] {
BNKo6:wy StringBuilder strBuilder = new StringBuilder();
fKK-c9F if (catchInfo != String.Empty)
B,na {
x2IU PM strBuilder.Append(catchInfo).Append("\r\n");
G<WDyoN=O }
@W5hrei strBuilder.Append(ex.Message).Append("\r\n").Append(ex.StackTrace);
a^)4q\E return strBuilder.ToString();
r
:MaAT< }
@xM!: x)qHeS /// <summary>
\5pAG
mgD /// 实际事件日志写入方法
iJj?~\zp /// <param name="level">要记录信息的级别(error,warning,info,trace).</param>
~9>[ U%D /// <param name="messageText">要记录的文本.</param>
;g)Fhdy! /// </summary>
~[/c'3+4qn private static void WriteLog(TraceLevel level, String messageText)
=K<I)2
{
W/F4wEODY try
c+K=pp@ {
uJ5%JB("E EventLogEntryType LogEntryType;
UFY~D"%/ switch (level)
ZK_@.O+ ] {
~esEql=Q3' case TraceLevel.Error:
aD3F!Sn LogEntryType = EventLogEntryType.Error;
v]Q_ break;
DP'Dg /D case TraceLevel.Warning:
r D!.N
LogEntryType = EventLogEntryType.Warning;
|>fS"u break;
`]I5WTt*X case TraceLevel.Info:
N(/<qv LogEntryType = EventLogEntryType.Information;
z&J ow/ break;
ALieUf case TraceLevel.Verbose:
[<1+Q =; LogEntryType = EventLogEntryType.SuccessAudit;
O0*L9C/Q break;
pj-HLuZR default:
e8uIh[+ 0 LogEntryType = EventLogEntryType.SuccessAudit;
/Rcd}rO break;
2bG4,M }
=
(h;L$ VKJ~ZIO@A EventLog eventLog = new EventLog("Application", ApplicationConfiguration.EventLogMachineName, ApplicationConfiguration.EventLogSourceName );
F^bQ- //写入事件日志
6XCX#4'i% eventLog.WriteEntry(messageText, LogEntryType);
7D_kkhN *SG2k .$ }
?g#t3j>zoF catch {} //忽略任何异常
3 &Zx*: }
ex!wY } //class ApplicationLog
G y7x? }
adPU)k_j: Lj* =*V 12.Panel 横向滚动,纵向自动扩展
!!X9mI|2| <asp:panel style="overflow-x:scroll;overflow-y:auto;"></asp:panel>
teNQUIe- I=Dk'M 13.回车转换成Tab
Saq>o. <script language="javascript" for="document" event="onkeydown">
?-& D' if(event.keyCode==13 && event.srcElement.type!=’button’ && event.srcElement.type!=’submit’ && event.srcElement.type!=’reset’ && event.srcElement.type!=’’&& event.srcElement.type!=’textarea’);
c5+lm}R ? event.keyCode=9;
yacGJz^f= </script>
MxA'T(Ay W]MJ!4 onkeydown="if(event.keyCode==13) event.keyCode=9"
q@Yt`$VTN bc}OmPE 14.DataGrid超级连接列
c'TLD!^hB DataNavigateUrlField="字段名" DataNavigateUrlFormatString="
http://xx/inc/delete.aspx?ID={0}"
!w\;Q8irN 72.IhBNtT 15.DataGrid行随鼠标变色
DH*|>m& private void DGzf_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
ew ,ed U {
mqc Z3lsv if (e.Item.ItemType!=ListItemType.Header)
g;Q^_4@ {
_q}%!#4 e.Item.Attributes.Add( "onmouseout","this.style.backgroundColor=\""+e.Item.Style["BACKGROUND-COLOR"]+"\"");
T.N7` e.Item.Attributes.Add( "onmouseover","this.style.backgroundColor=\""+ "#EFF3F7"+"\"");
y:zT1I@> }
L"<Eov6 }
eZkz 1j~ TUYl><F5v= 16.模板列
Jl9TMu!1] <ASP:TEMPLATECOLUMN visible="False" sortexpression="demo" headertext="ID">
Lk+1r8 <ITEMTEMPLATE>
\I{A33i2w <ASP:LABEL text=’<%# DataBinder.Eval(Container.DataItem, "ArticleID")%>’ runat="server" width="80%" id="lblColumn" />
rX
d2[pp </ITEMTEMPLATE>
BFu9KS+@) </ASP:TEMPLATECOLUMN>
a8P6-)W RWcQT` <ASP:TEMPLATECOLUMN headertext="选中">
g' U^fN <HEADERSTYLE wrap="False" horizontalalign="Center"></HEADERSTYLE>
T>o# *{qn <ITEMTEMPLATE>
uKzz/Y{ <ASP:CHECKBOX id="chkExport" runat="server" />
717m.t,x </ITEMTEMPLATE>
T0)y5 <EDITITEMTEMPLATE>
?
NK}q\$ <ASP:CHECKBOX id="chkExportON" runat="server" enabled="true" />
K1nwv" </EDITITEMTEMPLATE>
R@aT=\u+ </ASP:TEMPLATECOLUMN>
9+|,aG s yC$7XSr= 后台代码
-T6%3>h protected void CheckAll_CheckedChanged(object sender, System.EventArgs e)
>{=RQgGy {
=W^L8!BE' //改变列的选定,实现全选或全不选。
Z6ex<[`I CheckBox chkExport ;
u;1NhD<n if( CheckAll.Checked)
f^)nZ:~ {
Q'M Ez foreach(DataGridItem oDataGridItem in MyDataGrid.Items)
'J2P3t {
3goJ(XI chkExport = (CheckBox)oDataGridItem.FindControl("chkExport");
_j
tS-CnO chkExport.Checked = true;
&y+*3,!n8 }
yKhzymS}T }
$X]v;B)J| else
z:7F5!Z {
BJrNbo;T foreach(DataGridItem oDataGridItem in MyDataGrid.Items)
+'4 dP# {
d0,F'?.0| chkExport = (CheckBox)oDataGridItem.FindControl("chkExport");
)q-!5^ak chkExport.Checked = false;
jd'R2e }
bv];Gk*Z- }
>p:fWQ6 }
h"S/D[ .H.v c_/ 17.数字格式化
_9
O' py4_hj\v 【<%#Container.DataItem("price")%>的结果是500.0000,怎样格式化为500.00?】
&NnMz9 <%#Container.DataItem("price","{0:¥#,##0.00}")%>
hY9u#3 )ISTb int i=123456;
h2<$L string s=i.ToString("###,###.00");
4(ZV\}j1 >GRuS\B 18.日期格式化
%c{)'X K.zs;^ 【aspx页面内:<%# DataBinder.Eval(Container.DataItem,"Company_Ureg_Date")%>
,Ou)F;r KgSxF# 显示为: 2004-8-11 19:44:28
!!>G{ bm?TMhC 我只想要:2004-8-11 】
1nmWL0 <%# DataBinder.Eval(Container.DataItem,"Company_Ureg_Date","{0:yyyy-M-d}")%>
c:T P7"vG =Ji:nEl]z 应该如何改?
dj]N59< 6*Qpq7Ml 【格式化日期】
xb>+~5 9: r"{1H 取出来,一般是object((DateTime)objectFromDB).ToString("yyyy-MM-dd");
5E=Odep` mg]dK p 【日期的验证表达式】
J n/=v\K@ nVD
YAg' A.以下正确的输入格式: [2004-2-29], [2004-02-29 10:29:39 pm], [2004/12/31]
WRM}gWv* ^((\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})))?$
A/aQpEb% gQwmYe B.以下正确的输入格式:[0001-12-31], [9999 09 30], [2002/03/03]
X2Mj|_#u ^\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]))$
SO"P3X %9M49s 【大小写转换】
x$I>e HttpUtility.HtmlEncode(string);
iDJ2dM}v HttpUtility.HtmlDecode(string)
wl9icrR> GK+w1%6) 19.如何设定全局变量
`SrVMb( H;ib3? Global.asax中
6 H.Da]hk y
6<tV. Application_Start()事件中
9m4|1) #u^d3
$Nj 添加Application[属性名] = xxx;
} d6^ 471}'3 就是你的全局变量
*uR'eXW cB^lSmu5 20.怎样作到HyperLinkColumn生成的连接后,点击连接,打开新窗口?
Gx($q;8 Sq%R HyperLinkColumn有个属性Target,将器值设置成"_blank"即可.(Target="_blank")
vD t?N9 *fZ'#C~x 【ASPNETMENU】点击菜单项弹出新窗口
g.Q ?Z{ |1R@Jz` 在你的menuData.xml文件的菜单项中加入URLTarget="_blank",如:
.+sIjd <?xml version="1.0" encoding="GB2312"?>
uWE@7e4'I <MenuData ImagesBaseURL="images/">
.CYkb8hF <MenuGroup>
YR2/`9s\QJ <MenuItem Label="内参信息" URL="Infomation.aspx" >
%3wK.tR <MenuGroup ID="BBC">
|.5d ^z <MenuItem Label="公告信息" URL="Infomation.aspx" URLTarget="_blank" LeftIcon="file.gif"/>
Dlp::U*N' <MenuItem Label="编制信息简报" URL="NewInfo.aspx" LeftIcon="file.gif" />
M*%Z5,Tc ......
*d 4D9( mDUS9> 最好将你的aspnetmenu升级到1.2版
bql6Z1l {;r5]wimb 21.读取DataGrid控件TextBox值
d|3[MnU[a foreach(DataGrid dgi in yourDataGrid.Items)
=9-c*bL {
vr$[ TextBox tb = (TextBox)dgi.FindControl("yourTextBoxId");
'"Gi&:*nQ< tb.Text....
ko$R%W&T }
sXA=KD8 /DCUwg=0 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?
T=vI'"w N{0 D <" 〖思归〗
rcCMx"L= <asp:TemplateColumn HeaderText="数量">
lx SGvvP4 <ItemTemplate>
cqDnZ`|6 <asp:TextBox id="ShuLiang" runat=’server’ Text=’<%# DataBinder.Eval(Container.DataItem,"DG_ShuLiang")%>’
G(i/ @>l onkeyup="javascript:DoCal()"
wB@A?&UY />
,O(uuq ryPzq}# <asp:RegularExpressionValidator id="revS" runat="server" ControlToValidate="ShuLiang" ErrorMessage="must be integer" ValidationExpression="^\d+$" />
p{U ro!J,K </ItemTemplate>
XQ>m8K?\d </asp:TemplateColumn>
utv.uwfat %-D2I <asp:TemplateColumn HeaderText="单价">
eo!{rs@f <ItemTemplate>
Jh1fM`kB5K <asp:TextBox id="DanJian" runat=’server’ Text=’<%# DataBinder.Eval(Container.DataItem,"DG_DanJian")%>’
#\qES7We6 onkeyup="javascript:DoCal()"
MeC@+@C />
~7|z 2L &LE/hA <asp:RegularExpressionValidator id="revS2" runat="server" ControlToValidate="DanJian" ErrorMessage="must be numeric" ValidationExpression="^\d+(\.\d*)?$" />
wbTw\b= <#sK~G </ItemTemplate>
x\WKsc </asp:TemplateColumn>
``{xm1GK "Z
<1Msz <asp:TemplateColumn HeaderText="金额">
V0>,Kxk <ItemTemplate>
>
ewcD{bt <asp:TextBox id="JinE" runat=’server’ Text=’<%# DataBinder.Eval(Container.DataItem,"DG_JinE")%>’ />
}/=_ </ItemTemplate>
Yyf8B </asp:TemplateColumn><script language="javascript">
tP3Upw"U function DoCal()
<?+\\Z!7 {
Ktoxl+I? var e = event.srcElement;
L fhd02 var row = e.parentNode.parentNode;
%VgR * var txts = row.all.tags("INPUT");
r?{tBju^ if (!txts.length || txts.length < 3)
R/=yS7@{) return;
zrcSPh 9"[#\TW9Vb var q = txts[txts.length-3].value;
hq|/XBd|| var p = txts[txts.length-2].value;
/n_N`VJ7H HjrCX>v if (isNaN(q) || isNaN(p))
lq74Fz&( return;
^c*'O0y[D )9s[-W,e q = parseInt(q);
CAk.2C/ p = parseFloat(p);
+NQw^!0qy `3~w#?+=* txts[txts.length-1].value = (q * p).toFixed(2);
3/iGSG` }
AyddkjX </script>
:%R3(
& vq|W& (sY?"(~j?T 1r$q $\
W<t,Ivg 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。
DF<_Ns! page_load
YkTEAI|i page.smartNavigation=true
_ 95V"h f -bVcWI 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 ?
Xcb\N private void DataGrid1_ItemDataBound(obj sender,DataGridItemEventArgs e)
{C
[7V{4(% {
YQ&Xd/z- for(int i=0;i<e.Item.Cells.Count-1;i++)
fU,sn5zZ if(e.Item.ItemType==ListItemType.EditType)
l78zS' {
vNP,c]:% e.Item.Cells.Attributes.Add("Width", "80px")
DEIn:d }
EI'( }
N/(&&\3 OX!9T.j 26.对话框
QM
O OJA private static string ScriptBegin = "<script language=\"JavaScript\">";
p tMysYT' private static string ScriptEnd = "</script>";
;sDFTKf Pl
U!-7 public static void ConfirmMessageBox(string PageTarget,string Content)
{A{=RPL {
:*1bhk8~ string ConfirmContent="var retValue=window.confirm(’"+Content+"’);"+"if(retValue){window.location=’"+PageTarget+"’;}";
u>}k+8~ ^8DC
W`V ConfirmContent=ScriptBegin + ConfirmContent + ScriptEnd;
qjuX16o H'GyWG|Wx Page ParameterPage = (Page)System.Web.HttpContext.Current.Handler;
{/N4/gu ParameterPage.RegisterStartupScript("confirm",ConfirmContent);
tT'+3 //Response.Write(strScript);
aB.`'d)V }
7cH[}v`pn %c):^;6p 27. 将时间格式化:string aa=DateTime.Now.ToString("yyyy年MM月dd日");
]*?qaIdqu Ao2t=vg 1.1 取当前年月日时分秒
$5l 8V currentTime=System.DateTime.Now;
VUk2pEGO. VB\oK\F5z 1.2 取当前年
al1Uf]xh int 年= DateTime.Now.Year;
5F$W^N smJ%^'x 1.3 取当前月
`8EHhN; int 月= DateTime.Now.Month;
U\P ;,o :`25@<*u 1.4 取当前日
-W2 !_ int 日= DateTime.Now.Day;
L]cZPfI6 a8''t_Dp 1.5 取当前时
lIz"mk
int 时= DateTime.Now.Hour;
pno]Bld'z jU/0a=h9 1.6 取当前分
p \1-. int 分= DateTime.Now.Minute;
<rNCb; 4 QD.'+L 1.7 取当前秒
!>TH#sU$ int 秒= DateTime.Now.Second;
x pT85D #)z_TM07P 1.8 取当前毫秒
pPUKx=d int 毫秒= DateTime.Now.Millisecond;
zrri&QDF< d?S7E
q9` 28.自定义分页代码:
SnRk` 5t %[b~4,c1 先定义变量 :
crG+BFi public static int pageCount; //总页面数
Vv#|%^0 public static int curPageIndex=1; //当前页面
UoCFj2?C '7 SFa]tH 下一页:
a~jM^b;VN if(DataGrid1.CurrentPageIndex < (DataGrid1.PageCount - 1))
G<U MZg {
6x7pqHM DataGrid1.CurrentPageIndex += 1;
1)U%p curPageIndex+=1;
rfku]A$ }
?*){%eE dX?8@uzu bind(); // DataGrid1数据绑定函数
N;Wm{~Zhb 8wMu^3r 上一页:
&N.D!7X if(DataGrid1.CurrentPageIndex >0)
u6j\@U6 I {
sE{A~{a` DataGrid1.CurrentPageIndex += 1;
{
<f]6 curPageIndex-=1;
LNOm"D?" }
%#7Yr(& SjgjGJw bind(); // DataGrid1数据绑定函数
(< gk<e* gZ8n[zxf6 直接页面跳转:
H:TRJ.!w2 int a=int.Parse(JumpPage.Value.Trim());//JumpPage.Value.Trim()为跳转值
ju~js Sxa+"0d6 if(a<DataGrid1.PageCount)
\4zb9CxOZ {
O0[.*xG this.DataGrid1.CurrentPageIndex=a;
n$&xVaF| }
R9%Um6 (pJ-_w'G bind();
)%FRBO] C7:;<<"P 29.DataGrid使用:
7#wdBB% [<CIh46S. 添加删除确认:
os9X)G private void DataGrid1_ItemCreated(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
8K$q6V%# {
lC):$W foreach(DataGridItem di in this.DataGrid1.Items)
gJz~~g' {
;w--fqxVl if(di.ItemType==ListItemType.Item||di.ItemType==ListItemType.AlternatingItem)
Pv,Q*gh` {
LX5, _`B ((LinkButton)di.Cells[8].Controls[0]).Attributes.Add("onclick","return confirm(’确认删除此项吗?’);");
]#x!mZ! }
b+7!$ }
?(rJ }
SFP%UfM<