1. 打开新的窗口并传送参数:
wM$N#K@ OQlmzg 传送参数:
u|;?FQ$M response.write("<script>window.open(’*.aspx?id="+this.DropDownList1.SelectIndex+"&id1="+...+"’)</script>")
VI xGD#m l dd8'2 接收参数:
-cgLEl1 J string a = Request.QueryString("id");
JD`IPQb~E string b = Request.QueryString("id1");
Q6Ay$*y=D {6*$ yLWK 2.为按钮添加对话框
\,UpFuU\ Button1.Attributes.Add("onclick","return confirm(’确认?’)");
{Ad4H[]|] button.attributes.add("onclick","if(confirm(’are you sure...?’)){return true;}else{return false;}")
g mdJ8$ Sb2hM~ 3.删除表格选定记录
/+V}. int intEmpID = (int)MyDataGrid.DataKeys[e.Item.ItemIndex];
s ;3k#-w string deleteCmd = "DELETE from Employee where emp_id = " + intEmpID.ToString()
Hw0S/ytY M~rN17S 4.删除表格记录警告
XmZs4~\K$G private void DataGrid_ItemCreated(Object sender,DataGridItemEventArgs e)
s3(mkdXv {
U0ZT9/4 switch(e.Item.ItemType)
*5|;eN {
oI\Lepl* case ListItemType.Item :
.<m${yU{3 case ListItemType.AlternatingItem :
fL^$G;_?3 case ListItemType.EditItem:
!.2tv TableCell myTableCell;
0oNNEC myTableCell = e.Item.Cells[14];
L3/SIoqd LinkButton myDeleteButton ;
6TR` O myDeleteButton = (LinkButton)myTableCell.Controls[0];
v3p0 myDeleteButton.Attributes.Add("onclick","return confirm(’您是否确定要删除这条信息’);");
_4#Mdnh}[ break;
AvmI<U default:
'hoEdJ]t5 break;
?-Qq\D^+ }
`EXo =Dqc f|v5itO2 }
COc, CXQ +h 5.点击表格行链接另一页
5dvP~sw private void grdCustomer_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
WyA`V C {
!W\za0p //点击表格打开
o+],L_Ab if (e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
D`Cy]j e.Item.Attributes.Add("onclick","window.open(’Default.aspx?id=" + e.Item.Cells[0].Text + "’);");
GhJ<L3 }
1"\^@qRv# !:]/MpQ ? 双击表格连接到另一页
+YJpVxYmZ HXeX! 在itemDataBind事件中
+g9CklJ if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
<)68ol~< {
ym_w09 string OrderItemID =e.item.cells[1].Text;
>Ut4INV ...
)%+7"7. e.item.Attributes.Add("ondblclick", "location.href=’../ShippedGrid.aspx?id=" + OrderItemID + "’");
/f*QxNZ,p }
}'KHF0
vE~>9 双击表格打开新一页
:5'8MU if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
|F}6Zv {
4)Bk:K string OrderItemID =e.item.cells[1].Text;
.5^7Jwh ...
5i0vli/L e.item.Attributes.Add("ondblclick", "open(’../ShippedGrid.aspx?id=" + OrderItemID + "’)");
]/#3 P }
YHp]O+c e0"80"D ★特别注意:【?id=】 处不能为 【?id =】
]lqe,> 6.表格超连接列传递参数
!MyCxM6 <asp:HyperLinkColumn Target="_blank" headertext="ID号" DataTextField="id" NavigateUrl="aaa.aspx?id=’
c]/X
>8; <%# DataBinder.Eval(Container.DataItem, "数据字段1")%>’ & name=’<%# DataBinder.Eval(Container.DataItem, "数据字段2")%>’ />
B*@0l: S4Q
fx6:~h 7.表格点击改变颜色
e"d-$$'e if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
NiSyb yR$ {
_x` oab0@ e.Item.Attributes.Add("onclick","this.style.backgroundColor=’#99cc00’;
8{-
*Q(=/ this.style.color=’buttontext’;this.style.cursor=’default’;");
<WiyM[ep }
l!*!)qCB(S !hugn6 写在DataGrid的_ItemDataBound里
9
df GV!Z if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
Q,LDn%+;B* {
;u?L>(b e.Item.Attributes.Add("onmouseover","this.style.backgroundColor=’#99cc00’;
A4tb>OM this.style.color=’buttontext’;this.style.cursor=’default’;");
(|2:^T+ e.Item.Attributes.Add("onmouseout","this.style.backgroundColor=’’;this.style.color=’’;");
oWLv-{08 }
^Q#g-"b MqAN~<l [ 'PvOOhm, 8.关于日期格式
01<Ti" a 7>^^?| 日期格式设定
Wx` $hvdq DataFormatString="{0:yyyy-MM-dd}"
8b[<:{[YB grxlGS~Q 我觉得应该在itembound事件中
sTu]C +A e.items.cell["你的列"].text=DateTime.Parse(e.items.cell["你的列"].text.ToString("yyyy-MM-dd"))
YXLZ2-%ohZ Vv&GyqoO] 9.获取错误信息并到指定页面
x+bC\,q @@3%lr71
不要使用Response.Redirect,而应该使用Server.Transfer
w }=LC#le h:=W`(n5u e.g
{+^&7JX // in global.asax
AsfmH-4) protected void Application_Error(Object sender, EventArgs e) {
._[uSBR' if (Server.GetLastError() is HttpUnhandledException)
L2Fi/UWM Server.Transfer("MyErrorPage.aspx");
(:>Sh0. 5hl!zA? //其余的非HttpUnhandledException异常交给ASP.NET自己处理就okay了 :)
B'-n
^'; }
8\S$iGd =/+f3 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
8dLK5"_3 -4v2] 10.清空Cookie
NydF'N_1 Cookie.Expires=[DateTime];
no,b_0@N Response.Cookies("UserName").Expires = 0
{Rz(0oD\ O?f?{Jsx 11.自定义异常处理
u\3=m%1 //自定义异常处理类
-`CE; using System;
A~@x8 using System.Diagnostics;
pG^>y0 v=~+o[ namespace MyAppException
2Ah B)8bG {
ew&"n2r /// <summary>
Pyp#'du> /// 从系统异常类ApplicationException继承的应用程序异常处理类。
f~?kx41dq /// 自动将异常内容记录到Windows NT/2000的应用程序日志
xz-?sD/xe /// </summary>
Sg<
B+u\\ public class AppException:System.ApplicationException
^4C
djMF-E {
*o=[p2d"X public AppException()
&9EcgazV {
]Jnrs if (ApplicationConfiguration.EventLogEnabled)LogEvent("出现一个未知错误。");
W+i&!' }
!8*7 {7 }_oQg_-7e public AppException(string message)
y[';@t7CC {
.|i/
a%J LogEvent(message);
ig ^x%!; }
r8Z.}<j K2gF;( public AppException(string message,Exception innerException)
b/d1(B@ {
"..I$R LogEvent(message);
I&f!>y?,Z if (innerException != null)
W.l#@p {
'3=@UBs LogEvent(innerException.Message);
0*,]`A= }
g'NR\<6A }
:pLaxWus! Y+DVwz$ //日志记录类
Mu@(^zW using System;
dN@C)5pm5` using System.Configuration;
[$@EQ]tt/ using System.Diagnostics;
ujr"_ofI using System.IO;
9h"3u;/, using System.Text;
"}2I0tM using System.Threading;
J;N\q _q}^#- namespace MyEventLog
L|p+;ex {
#i=m%>zjN /// <summary>
-d[Gy-
J /// 事件日志记录类,提供事件日志记录支持
]]T,;|B /// <remarks>
Zd]ua_)I%[ /// 定义了4个日志记录方法 (error, warning, info, trace)
WO*dO9O /// </remarks>
,M Ugww!. /// </summary>
^sF(IV[> public class ApplicationLog
A$rCo~Ek {
Y+gNi_dE /// <summary>
}[y_Fr0 /// 将错误信息记录到Win2000/NT事件日志中
h7PIF*7m
e /// <param name="message">需要记录的文本信息</param>
2LS91 /// </summary>
Qp-P[Tc public static void WriteError(String message)
QO %;%p* {
zqLOwzMlLx WriteLog(TraceLevel.Error, message);
QtLd(&
!v }
P&Wf.qr{: bp'\nso/ /// <summary>
]+Z,HY@;- /// 将警告信息记录到Win2000/NT事件日志中
.SDE6nvbW /// <param name="message">需要记录的文本信息</param>
MAD t$_ /// </summary>
hLaQ[9 public static void WriteWarning(String message)
G@U}4'V9 {
'/3\bvZ WriteLog(TraceLevel.Warning, message);
w$aejz`[ }
rnC<(f22 {5(M /// <summary>
2>)::9e4 /// 将提示信息记录到Win2000/NT事件日志中
UPkc-^BN /// <param name="message">需要记录的文本信息</param>
{( Ba /// </summary>
K<v:RbU|[1 public static void WriteInfo(String message)
a``Q}.ST {
q*}$1 zb WriteLog(TraceLevel.Info, message);
< Q6 }
_xM3c&VeG /// <summary>
SKo*8r /// 将跟踪信息记录到Win2000/NT事件日志中
Ci?RuZ" /// <param name="message">需要记录的文本信息</param>
AIw~@*T /// </summary>
:`S\p[5 public static void WriteTrace(String message)
:MGIp%3 {
!3\(
d{ WriteLog(TraceLevel.Verbose, message);
G%T<wKD< }
c
LfPSA =-!B4G$ /// <summary>
[pSQ8zdF" /// 格式化记录到事件日志的文本信息格式
#yOeL3|b' /// <param name="ex">需要格式化的异常对象</param>
<o@__l. /// <param name="catchInfo">异常信息标题字符串.</param>
3A3WD+[L /// <retvalue>
W 7w*VD| /// <para>格式后的异常信息字符串,包括异常内容和跟踪堆栈.</para>
Zig3WiD& /// </retvalue>
<q=]n%nX /// </summary>
6\x/Z=}L public static String FormatException(Exception ex, String catchInfo)
q5.5%W {
jsq|K=x, StringBuilder strBuilder = new StringBuilder();
lN7YU-ygz if (catchInfo != String.Empty)
}sM_^&e4X {
*a`_,Q{x strBuilder.Append(catchInfo).Append("\r\n");
21hTun"W }
pZ 7KWk4 strBuilder.Append(ex.Message).Append("\r\n").Append(ex.StackTrace);
j^ttTq|l return strBuilder.ToString();
hn e}G._b }
~'LoIv20j) l>pnY%(A /// <summary>
=j8g6# 'u /// 实际事件日志写入方法
uy([>8uu /// <param name="level">要记录信息的级别(error,warning,info,trace).</param>
p%5(Qqmlk /// <param name="messageText">要记录的文本.</param>
p+Fh9N<F9 /// </summary>
rrl{3
? private static void WriteLog(TraceLevel level, String messageText)
WB" 90! {
;MW=F9U* try
D\ P-|} {
sM9N Hwg EventLogEntryType LogEntryType;
sd
|c/ayh~ switch (level)
$~r=I[5'( {
XW*d\vDun case TraceLevel.Error:
1(/rg LogEntryType = EventLogEntryType.Error;
,1i l& break;
)Hqn case TraceLevel.Warning:
1+Bj` ACP LogEntryType = EventLogEntryType.Warning;
YGZa##i break;
*-s':('R case TraceLevel.Info:
+`TwBN,kp- LogEntryType = EventLogEntryType.Information;
p9eTrFDy? break;
\ZC0bHsA case TraceLevel.Verbose:
hho\e
8 LogEntryType = EventLogEntryType.SuccessAudit;
/re0"!0y break;
FeJKXYbk< default:
^;;gPhhWV LogEntryType = EventLogEntryType.SuccessAudit;
Fb^,%K: break;
G4"[ynlWV }
4iJ4g% ] 8e_9u@p+w EventLog eventLog = new EventLog("Application", ApplicationConfiguration.EventLogMachineName, ApplicationConfiguration.EventLogSourceName );
||#+ ^p7G //写入事件日志
<'O|7.
^^ eventLog.WriteEntry(messageText, LogEntryType);
3#h@,>Z; >x${I`2w }
d4LH`@SUZ- catch {} //忽略任何异常
yXro6u?rC }
r?WOum } //class ApplicationLog
8VMD304 }
e_llW(*l8^ #G("Oh 12.Panel 横向滚动,纵向自动扩展
jC'Diu4|Q <asp:panel style="overflow-x:scroll;overflow-y:auto;"></asp:panel>
y9K'(/ "SV/'0 13.回车转换成Tab
1P/4,D@ <script language="javascript" for="document" event="onkeydown">
+P=I4-?eX if(event.keyCode==13 && event.srcElement.type!=’button’ && event.srcElement.type!=’submit’ && event.srcElement.type!=’reset’ && event.srcElement.type!=’’&& event.srcElement.type!=’textarea’);
MQVEO5 event.keyCode=9;
W 6CNMI] </script>
8[u$CTl7a SOvo%L@ onkeydown="if(event.keyCode==13) event.keyCode=9"
UeaHH]U l6-%)6u> 14.DataGrid超级连接列
j8?rMD~ DataNavigateUrlField="字段名" DataNavigateUrlFormatString="
http://xx/inc/delete.aspx?ID={0}"
Ki%RSW(_` OZno 3Hn 15.DataGrid行随鼠标变色
Edl .R}&1 private void DGzf_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
zC!Pb{IaH {
\C`2z]V% if (e.Item.ItemType!=ListItemType.Header)
t,qz%J&a {
4M>E QF& e.Item.Attributes.Add( "onmouseout","this.style.backgroundColor=\""+e.Item.Style["BACKGROUND-COLOR"]+"\"");
Y^'mBM#j e.Item.Attributes.Add( "onmouseover","this.style.backgroundColor=\""+ "#EFF3F7"+"\"");
0|~3\e/QV }
m"~),QwF9 }
ptTp63+ C oO0~q 16.模板列
Ml+O -
3T <ASP:TEMPLATECOLUMN visible="False" sortexpression="demo" headertext="ID">
Ce_l\J8G <ITEMTEMPLATE>
<s5s<q2 <ASP:LABEL text=’<%# DataBinder.Eval(Container.DataItem, "ArticleID")%>’ runat="server" width="80%" id="lblColumn" />
- s0QEQ </ITEMTEMPLATE>
;})so </ASP:TEMPLATECOLUMN>
&MGM9
zm-] k#<Y2FJa <ASP:TEMPLATECOLUMN headertext="选中">
CK1gzIg> <HEADERSTYLE wrap="False" horizontalalign="Center"></HEADERSTYLE>
/XwwB <ITEMTEMPLATE>
jn>RE <ASP:CHECKBOX id="chkExport" runat="server" />
Ai5D[ykX </ITEMTEMPLATE>
s@|TQ9e |j <EDITITEMTEMPLATE>
RGLi#:0_.x <ASP:CHECKBOX id="chkExportON" runat="server" enabled="true" />
c4L++
u# </EDITITEMTEMPLATE>
{(^%2dk83C </ASP:TEMPLATECOLUMN>
3mXRLx=0> oY7 eVu z 后台代码
E=l^&[dIl protected void CheckAll_CheckedChanged(object sender, System.EventArgs e)
~tqDh( {
"@@Z{ //改变列的选定,实现全选或全不选。
o*s3"Ib CheckBox chkExport ;
~Q5
i0s% if( CheckAll.Checked)
8[H)tKf8 {
jR{Rd}QtQ foreach(DataGridItem oDataGridItem in MyDataGrid.Items)
]D|Hq4ug {
N"2P]Zr chkExport = (CheckBox)oDataGridItem.FindControl("chkExport");
x: 2 o$+v3 chkExport.Checked = true;
.$"69[1H }
\rmge4`4 }
2-gI@8NPI else
?4 lDoP{ {
B0:/7Ld$Ml foreach(DataGridItem oDataGridItem in MyDataGrid.Items)
M l9 {
J.n-4J#@ chkExport = (CheckBox)oDataGridItem.FindControl("chkExport");
i
UW.$1l chkExport.Checked = false;
Nrk/_0^ }
Eb9{ }
hB-<GGcO < }
M}`G}* Z;J{&OJ3qM 17.数字格式化
(c9!: @]B
7(j<'R 【<%#Container.DataItem("price")%>的结果是500.0000,怎样格式化为500.00?】
C9E@$4* <%#Container.DataItem("price","{0:¥#,##0.00}")%>
Ozs&YZ >A1;!kGE# int i=123456;
R?+:Js/ string s=i.ToString("###,###.00");
H?j!f$sw K_LwYO3 18.日期格式化
=s1Pf__<k #[NNb?`F 【aspx页面内:<%# DataBinder.Eval(Container.DataItem,"Company_Ureg_Date")%>
JiCy77H `i3fC&?C 显示为: 2004-8-11 19:44:28
"6o5x&H C/A~r 我只想要:2004-8-11 】
- x]gp5 <%# DataBinder.Eval(Container.DataItem,"Company_Ureg_Date","{0:yyyy-M-d}")%>
lcEin*Oc '@eH)wh@m) 应该如何改?
Y(P<9m: T'e
p&tNY 【格式化日期】
KVCj06}j ?\![W5uuXG 取出来,一般是object((DateTime)objectFromDB).ToString("yyyy-MM-dd");
GYNLyd) ?$AWY\ 【日期的验证表达式】
~[4zm$R^ g=x1}nm A.以下正确的输入格式: [2004-2-29], [2004-02-29 10:29:39 pm], [2004/12/31]
[;hCwj# ^((\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})))?$
SDICN0X* Y!lc/[8 B.以下正确的输入格式:[0001-12-31], [9999 09 30], [2002/03/03]
5 _
a-nWQ ^\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]))$
dE|luN~ ,5t h D 【大小写转换】
-XARew HttpUtility.HtmlEncode(string);
+
+G%~)S: HttpUtility.HtmlDecode(string)
/a:L"7z (Y$48@x 19.如何设定全局变量
J9yB'yE8 ?u_O(eg Global.asax中
#Vh$u%q3 ELQc:
t
-2 Application_Start()事件中
odC}RdN +a((,wAN2 添加Application[属性名] = xxx;
#gY|T| 0@dN$e 就是你的全局变量
f3HleA&& xEvm>BZi
20.怎样作到HyperLinkColumn生成的连接后,点击连接,打开新窗口?
T&~7*j(|e xl;0&/7e HyperLinkColumn有个属性Target,将器值设置成"_blank"即可.(Target="_blank")
c %.vI @mId{w z 【ASPNETMENU】点击菜单项弹出新窗口
My JG2C#R 6pY<,7t0 在你的menuData.xml文件的菜单项中加入URLTarget="_blank",如:
Y'v;!11#
<?xml version="1.0" encoding="GB2312"?>
y]TNjLpo$ <MenuData ImagesBaseURL="images/">
7H5t!yk|9 <MenuGroup>
F otHITw[ <MenuItem Label="内参信息" URL="Infomation.aspx" >
Jl(G4h V'\ <MenuGroup ID="BBC">
D^e7%FX <MenuItem Label="公告信息" URL="Infomation.aspx" URLTarget="_blank" LeftIcon="file.gif"/>
:T# "bY <MenuItem Label="编制信息简报" URL="NewInfo.aspx" LeftIcon="file.gif" />
;#Pc^Yzc1 ......
$yg=tWk 61{IXx_ 最好将你的aspnetmenu升级到1.2版
F_C_K"[s *;yn_zg 21.读取DataGrid控件TextBox值
gTjhD( foreach(DataGrid dgi in yourDataGrid.Items)
/yS/*ET8 {
!E|k#c9 TextBox tb = (TextBox)dgi.FindControl("yourTextBoxId");
Wg
?P" tb.Text....
#Do#e
{=+ }
2OQDG7#Kc B!zqvShF 23.在DataGrid中有3个模板列包含Textbox分别为 DG_ShuLiang (数量) DG_DanJian(单价) DG_JinE(金额)分别在5.6.7列,要求在录入数量及单价的时候自动算出金额即:数量*单价=金额还要求录入时限制为 数值型.我如何用客户端脚本实现这个功能?
W;@9x1jKX m5rJY/ 〖思归〗
H.8Vm[W <asp:TemplateColumn HeaderText="数量">
58H%#3Fy <ItemTemplate>
u }~%9Pi <asp:TextBox id="ShuLiang" runat=’server’ Text=’<%# DataBinder.Eval(Container.DataItem,"DG_ShuLiang")%>’
+qzCy/_gd onkeyup="javascript:DoCal()"
Yl$Cj>FG />
Du."O]syD !wZ9P <asp:RegularExpressionValidator id="revS" runat="server" ControlToValidate="ShuLiang" ErrorMessage="must be integer" ValidationExpression="^\d+$" />
W:z!fh- </ItemTemplate>
#8[iqvE </asp:TemplateColumn>
J,=:
]t A T'P=)F@ <asp:TemplateColumn HeaderText="单价">
zm('\KvT <ItemTemplate>
K?:wX(JYT <asp:TextBox id="DanJian" runat=’server’ Text=’<%# DataBinder.Eval(Container.DataItem,"DG_DanJian")%>’
F_&bE@k onkeyup="javascript:DoCal()"
0[T>UEI? />
v5N2$Sqp* jwd{CN% <asp:RegularExpressionValidator id="revS2" runat="server" ControlToValidate="DanJian" ErrorMessage="must be numeric" ValidationExpression="^\d+(\.\d*)?$" />
&9F(uk=X T^~9'KDd </ItemTemplate>
{IpIQ-@l </asp:TemplateColumn>
e=%6\&q `[zd <asp:TemplateColumn HeaderText="金额">
]~A<Q{ <ItemTemplate>
ZT'Sw%U: <asp:TextBox id="JinE" runat=’server’ Text=’<%# DataBinder.Eval(Container.DataItem,"DG_JinE")%>’ />
2?bE2^6 </ItemTemplate>
+|=5zWI/ </asp:TemplateColumn><script language="javascript">
7yK1Q_XY> function DoCal()
8${Yu {
eX@7f!uz var e = event.srcElement;
Vdz(\-}ao var row = e.parentNode.parentNode;
GxR, 3 var txts = row.all.tags("INPUT");
{BlKVsQ if (!txts.length || txts.length < 3)
Ud8*yB return;
';hTGLq\X oz- k_9% var q = txts[txts.length-3].value;
~1yMw.04V var p = txts[txts.length-2].value;
tuiQk=[c bn$}U.m$- if (isNaN(q) || isNaN(p))
j |tu|Q return;
^,M&PP6 U.B=%S q = parseInt(q);
{k}EWV p = parseFloat(p);
j$8i!C "=BO,see9 txts[txts.length-1].value = (q * p).toFixed(2);
Y4B<]C4 }
J|BZ{T}d </script>
VF<C#I XN=Cq*3} 66+y@l1 t9Nu4yl m*^|9*dIC 24.datagrid选定比较底下的行时,为什么总是刷新一下,然后就滚动到了最上面,刚才选定的行因屏幕的关系就看不到了。
4JD 8w3u/ page_load
GqrOj++> page.smartNavigation=true
A|esVUo<3^ 9IRvbE~2 25.在Datagrid中修改数据,当点击编辑键时,数据出现在文本框中,怎么控制文本框的大小 ?
1xkU;no private void DataGrid1_ItemDataBound(obj sender,DataGridItemEventArgs e)
#1C~i}J1 {
9C{\=?e; for(int i=0;i<e.Item.Cells.Count-1;i++)
3koXM_4_{) if(e.Item.ItemType==ListItemType.EditType)
3oCw(Ff {
",
:Ta| e.Item.Cells.Attributes.Add("Width", "80px")
M:~/e8Xv }
/<s$Am }
f @cs<x #!FLX*, 26.对话框
Bw[jrK private static string ScriptBegin = "<script language=\"JavaScript\">";
426)H_wx private static string ScriptEnd = "</script>";
8zRb)B+ %ycCNS public static void ConfirmMessageBox(string PageTarget,string Content)
:~2An-V {
kH43 T string ConfirmContent="var retValue=window.confirm(’"+Content+"’);"+"if(retValue){window.location=’"+PageTarget+"’;}";
;Q]j"1c %YaUc{.% ConfirmContent=ScriptBegin + ConfirmContent + ScriptEnd;
^3-Wxn9& iZy`5 Page ParameterPage = (Page)System.Web.HttpContext.Current.Handler;
L8~nx}UP5 ParameterPage.RegisterStartupScript("confirm",ConfirmContent);
O&:0mpRZ //Response.Write(strScript);
VhAZncw }
P~+?:buqc {xC CUU 27. 将时间格式化:string aa=DateTime.Now.ToString("yyyy年MM月dd日");
'ZHu=UT7_ WLAJqmC] 1.1 取当前年月日时分秒
>Ufjmm${ currentTime=System.DateTime.Now;
;
-RhI_ W].P(A>m 1.2 取当前年
,Dz2cR6 int 年= DateTime.Now.Year;
#c0
dZ l}DCK 1.3 取当前月
IKK<D'6 int 月= DateTime.Now.Month;
K+` Vn jj)9jUz 1.4 取当前日
4pF U` g= int 日= DateTime.Now.Day;
m\lSBy6
,qRSB>5c 1.5 取当前时
?[W(r$IaE int 时= DateTime.Now.Hour;
RTSR-<{z -%=StWdb
1.6 取当前分
T$]2U>=<J int 分= DateTime.Now.Minute;
}eX_p6bBw ?;,Al`/^ 1.7 取当前秒
|<.b:e\4 int 秒= DateTime.Now.Second;
gkpNT) 0;)6ZU 1.8 取当前毫秒
H&L=WF+x int 毫秒= DateTime.Now.Millisecond;
v.1= TBh 2`* %NJ 28.自定义分页代码:
&F}1\6{fL er5}=cFZ 先定义变量 :
13Z6dhZu public static int pageCount; //总页面数
33kI#45s public static int curPageIndex=1; //当前页面
$/C<^}A +k"dN^K]D 下一页:
h6x+.}} if(DataGrid1.CurrentPageIndex < (DataGrid1.PageCount - 1))
| 4I x2GD {
7atYWz~yG DataGrid1.CurrentPageIndex += 1;
lkg-l<c\J curPageIndex+=1;
{I 7pk6Qd }
Hcd> \0 {NK>9phoB bind(); // DataGrid1数据绑定函数
t%z7#}9$ >V(2Ke Y 上一页:
L1Q QU if(DataGrid1.CurrentPageIndex >0)
Kc udWW] {
!BEOeq@2. DataGrid1.CurrentPageIndex += 1;
16N8h]l curPageIndex-=1;
T *t$ }
@\l>
<R9V
3r em"M bind(); // DataGrid1数据绑定函数
/&j4I