1. 打开新的窗口并传送参数:
%J'_c|EQM eIl&=gZ6> 传送参数:
*n\qV*|6bI response.write("<script>window.open(’*.aspx?id="+this.DropDownList1.SelectIndex+"&id1="+...+"’)</script>")
^.7xu/T bSzb! hT` 接收参数:
B dUyI_Ks: string a = Request.QueryString("id");
Po[zzj>m string b = Request.QueryString("id1");
VI{1SIhfa 1owoh,V6 2.为按钮添加对话框
}qg&2M%\ Button1.Attributes.Add("onclick","return confirm(’确认?’)");
cQ%HwYn button.attributes.add("onclick","if(confirm(’are you sure...?’)){return true;}else{return false;}")
,$>Z= ~x* .l!Z=n| 3.删除表格选定记录
L M[<?`%p int intEmpID = (int)MyDataGrid.DataKeys[e.Item.ItemIndex];
rCYn YA string deleteCmd = "DELETE from Employee where emp_id = " + intEmpID.ToString()
JJr<cZ4] P7!Sc 4.删除表格记录警告
t!$/r]XM h private void DataGrid_ItemCreated(Object sender,DataGridItemEventArgs e)
G<I5%Yo6G {
:4dili4|/ switch(e.Item.ItemType)
6W o7q\ " {
ZBWe,Xvq case ListItemType.Item :
Qy%/+9L case ListItemType.AlternatingItem :
78"W ~`8 case ListItemType.EditItem:
%]` W sG TableCell myTableCell;
EOiKwhrV myTableCell = e.Item.Cells[14];
mCo5Gdt LinkButton myDeleteButton ;
- K{ID$!p myDeleteButton = (LinkButton)myTableCell.Controls[0];
wKN9HT myDeleteButton.Attributes.Add("onclick","return confirm(’您是否确定要删除这条信息’);");
6lGL.m'Ra break;
f\JyN@w+ default:
jdzV& break;
\`^jl }
d>}%A
] aap:~F{]X }
<5
+?&i >_". 5.点击表格行链接另一页
~Hq
2' private void grdCustomer_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
\]D;HR`vo {
,^(T^ - //点击表格打开
7g$t$cZby, if (e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
{XAKf_Cg e.Item.Attributes.Add("onclick","window.open(’Default.aspx?id=" + e.Item.Cells[0].Text + "’);");
Kj7Osqu2bE }
?{n#j,v! l40$}!!< 双击表格连接到另一页
JmK+#o *e R$ 在itemDataBind事件中
5"sF#Y& if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
7D,+1>5^Ne {
m-:k]9I string OrderItemID =e.item.cells[1].Text;
x8H)m+AW ...
+1Uw <~ e.item.Attributes.Add("ondblclick", "location.href=’../ShippedGrid.aspx?id=" + OrderItemID + "’");
hN.#ui5 $ }
;pNfdII( B3D4fYQ 双击表格打开新一页
CNwhH)* if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
f,$CiZ" {
$KiA~l string OrderItemID =e.item.cells[1].Text;
9H<:\-: ...
#
;9KDt@ e.item.Attributes.Add("ondblclick", "open(’../ShippedGrid.aspx?id=" + OrderItemID + "’)");
4DNZ y2` }
F"q3p4-<> Djzb#M'm ★特别注意:【?id=】 处不能为 【?id =】
!#r]f9QP 6.表格超连接列传递参数
BdceINI <asp:HyperLinkColumn Target="_blank" headertext="ID号" DataTextField="id" NavigateUrl="aaa.aspx?id=’
:+YFO.7 <%# DataBinder.Eval(Container.DataItem, "数据字段1")%>’ & name=’<%# DataBinder.Eval(Container.DataItem, "数据字段2")%>’ />
T]:5y_4?[ NT/}}vES 7.表格点击改变颜色
-*WD.|k if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
ELm# {
N\p3*#M e.Item.Attributes.Add("onclick","this.style.backgroundColor=’#99cc00’;
8E" .y$AW this.style.color=’buttontext’;this.style.cursor=’default’;");
6V8"[0U }
wxoBq{r; m?csake.Me 写在DataGrid的_ItemDataBound里
x&;SLEM
if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
a+X X?uN{ {
0I.7I#'3O e.Item.Attributes.Add("onmouseover","this.style.backgroundColor=’#99cc00’;
?O_;{(F_ this.style.color=’buttontext’;this.style.cursor=’default’;");
&W ~,q( e.Item.Attributes.Add("onmouseout","this.style.backgroundColor=’’;this.style.color=’’;");
{30A1>0#P }
;%U`P8b! {u:DC4eut wk3yz6V2 8.关于日期格式
?e BN_a,r6 7~IAgjo,@ 日期格式设定
uv@4/M` DataFormatString="{0:yyyy-MM-dd}"
|ey6Czm LOQEU?z 我觉得应该在itembound事件中
ON$u581 y e.items.cell["你的列"].text=DateTime.Parse(e.items.cell["你的列"].text.ToString("yyyy-MM-dd"))
WB= gN:? K(_nfE{ 9.获取错误信息并到指定页面
9@!`,Co )37|rB E 不要使用Response.Redirect,而应该使用Server.Transfer
z- ()7WY X&K1>dgWP e.g
\}cEHLq // in global.asax
#vIF]Y protected void Application_Error(Object sender, EventArgs e) {
gHTo|2 Q{ if (Server.GetLastError() is HttpUnhandledException)
zW\&q!`IRP Server.Transfer("MyErrorPage.aspx");
P2lj#aQLS D@!#79:) //其余的非HttpUnhandledException异常交给ASP.NET自己处理就okay了 :)
W#ev }
L"AZ,|wIk "_9Dau$ 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
Yw./V0Z{@ GUMO;rZs 10.清空Cookie
oas}8A) Cookie.Expires=[DateTime];
r=u>TA$ Response.Cookies("UserName").Expires = 0
G6L'RP 'sJYt^ 11.自定义异常处理
3C5<MxtK
//自定义异常处理类
AuWEy-q? using System;
|E|d"_Ma using System.Diagnostics;
@<l7"y;\ 3^C namespace MyAppException
q&7J1 {
IRD?.K]* /// <summary>
4R.rSsAH /// 从系统异常类ApplicationException继承的应用程序异常处理类。
B!6?+<J" /// 自动将异常内容记录到Windows NT/2000的应用程序日志
G9d@vu /// </summary>
85m_jmh[ public class AppException:System.ApplicationException
A[^fG_l4 {
EE-jU<>| public AppException()
v,
9M AZ, {
F~4oPB K< if (ApplicationConfiguration.EventLogEnabled)LogEvent("出现一个未知错误。");
66!cfpM }
!Yd7&#s Qn6'E public AppException(string message)
~}PB&`%7 {
?u/RQ 1 LogEvent(message);
[ lW~v:W }
iW9G0Ay oYI7 .w public AppException(string message,Exception innerException)
cba~ {
.Xqe]cax% LogEvent(message);
*`7cvt5]IM if (innerException != null)
aOIE9wO {
\ ?sM LogEvent(innerException.Message);
7&-B6Y4 }
vu Vcv
}
PS7ta?V
QC %L, mj //日志记录类
3+ JkV\AF using System;
lpi^<LQ@l using System.Configuration;
g
67;O(3 using System.Diagnostics;
sT
]JDC6 using System.IO;
sba+J:#w using System.Text;
A0~uv4MC using System.Threading;
bVO{,P2o C3>&O?7J*7 namespace MyEventLog
#6* j+SX^ {
_!2bZ:emG /// <summary>
]6#bp, /// 事件日志记录类,提供事件日志记录支持
%zsY=qT /// <remarks>
jJc:%h$|2 /// 定义了4个日志记录方法 (error, warning, info, trace)
R+}7]tva6C /// </remarks>
X"lPXoCN /// </summary>
#k?uY g8 public class ApplicationLog
OpWTw&B"+ {
gn,D9d+ /// <summary>
*ETSx{)8 /// 将错误信息记录到Win2000/NT事件日志中
p^J=*jm)x /// <param name="message">需要记录的文本信息</param>
^E-BB 6D /// </summary>
0;6eSmF public static void WriteError(String message)
0Ez(;4]3 {
e,V @t% WriteLog(TraceLevel.Error, message);
9eR4?^(3! }
X3mHg5zt ]40@yrc /// <summary>
3&`LVhx /// 将警告信息记录到Win2000/NT事件日志中
VCf/EkC /// <param name="message">需要记录的文本信息</param>
x#)CH}J /// </summary>
`|=hl~ public static void WriteWarning(String message)
9fQ[:Hl" {
\P~h0zg? WriteLog(TraceLevel.Warning, message);
VB&`S+- }
,9~=yC v=8sj{g3,3 /// <summary>
^L4"X~eM /// 将提示信息记录到Win2000/NT事件日志中
lf2Q /// <param name="message">需要记录的文本信息</param>
W*.j=?)\[ /// </summary>
.30eO_msK public static void WriteInfo(String message)
M1HGXdN* B {
Gv\39+9= WriteLog(TraceLevel.Info, message);
y\?NB:=% }
0Ba*"/U]t~ /// <summary>
0#y
i5U /// 将跟踪信息记录到Win2000/NT事件日志中
)JA9bR
< /// <param name="message">需要记录的文本信息</param>
|X47&Y /// </summary>
vCX
54 public static void WriteTrace(String message)
o$q})! {
h[(. WriteLog(TraceLevel.Verbose, message);
5do49H_ }
i&mt- K3dg.>O /// <summary>
(/$a*$ /// 格式化记录到事件日志的文本信息格式
C.`!?CW /// <param name="ex">需要格式化的异常对象</param>
|\BxKwS^ /// <param name="catchInfo">异常信息标题字符串.</param>
Gr&YzbSX /// <retvalue>
/0 2-0mNv /// <para>格式后的异常信息字符串,包括异常内容和跟踪堆栈.</para>
Q@(tyW+8U@ /// </retvalue>
@V =HY /// </summary>
6^vz+oN public static String FormatException(Exception ex, String catchInfo)
q=x1:^rVH {
Xn6'*u>+;[ StringBuilder strBuilder = new StringBuilder();
?v,4seRuz if (catchInfo != String.Empty)
jJqq:.XqB8 {
Uys[0n strBuilder.Append(catchInfo).Append("\r\n");
W&=F<n` }
$N/"c$50, strBuilder.Append(ex.Message).Append("\r\n").Append(ex.StackTrace);
~0V,B1a return strBuilder.ToString();
A}W}H;8x }
Y^ 2]*e% 'U*Kb /// <summary>
-'Oq.$Qq /// 实际事件日志写入方法
0eFvcH:qG /// <param name="level">要记录信息的级别(error,warning,info,trace).</param>
f#3!Q!C^ /// <param name="messageText">要记录的文本.</param>
tB#-}Gf /// </summary>
gJYX private static void WriteLog(TraceLevel level, String messageText)
<IwfiI3y {
ov|/=bzro try
Oi4y~C_Xd {
w$$vR EventLogEntryType LogEntryType;
snvixbN switch (level)
MVkO >s {
mw flx8 case TraceLevel.Error:
uePa4e! LogEntryType = EventLogEntryType.Error;
V9/P kuT break;
&O\$=&, h case TraceLevel.Warning:
z;1qYW[-A LogEntryType = EventLogEntryType.Warning;
:<PwG]LO break;
4h$W4NJK case TraceLevel.Info:
;oivG)hJl LogEntryType = EventLogEntryType.Information;
zC|y" PTw break;
Bs;.oK5!n@ case TraceLevel.Verbose:
E3d# T LogEntryType = EventLogEntryType.SuccessAudit;
4n}^1eQ9 break;
;S}_/' default:
~@ML>z7 LogEntryType = EventLogEntryType.SuccessAudit;
!~QmY,R break;
c=u'#|/eb }
{hi'LA-4@ @Rs3i;"W EventLog eventLog = new EventLog("Application", ApplicationConfiguration.EventLogMachineName, ApplicationConfiguration.EventLogSourceName );
0=I:VGC3 //写入事件日志
|yYu!+U eventLog.WriteEntry(messageText, LogEntryType);
o 4cqLMu o}6d[G> }
j7v?NY catch {} //忽略任何异常
%Kc 2n9W }
c~v(bK } //class ApplicationLog
qV7nF
}V{ }
:GN7JxD# v6*8CQ+ 12.Panel 横向滚动,纵向自动扩展
s* UO!bH a <asp:panel style="overflow-x:scroll;overflow-y:auto;"></asp:panel>
K pSho< gFAtIx4 13.回车转换成Tab
xAJuIR1Hi <script language="javascript" for="document" event="onkeydown">
u
ioBId if(event.keyCode==13 && event.srcElement.type!=’button’ && event.srcElement.type!=’submit’ && event.srcElement.type!=’reset’ && event.srcElement.type!=’’&& event.srcElement.type!=’textarea’);
D>m!R[!o event.keyCode=9;
|^T?5=&Kt </script>
o btXtqew xZ(f_Oy onkeydown="if(event.keyCode==13) event.keyCode=9"
6R';[um?q V^E.9fs, 14.DataGrid超级连接列
qb?9i-( DataNavigateUrlField="字段名" DataNavigateUrlFormatString="
http://xx/inc/delete.aspx?ID={0}"
r0fEW9wL " twq#Alx 15.DataGrid行随鼠标变色
EjFK zx private void DGzf_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
_S3qPPo3l] {
yp\sJc` if (e.Item.ItemType!=ListItemType.Header)
0zr Zrl {
5@< D6>6 e.Item.Attributes.Add( "onmouseout","this.style.backgroundColor=\""+e.Item.Style["BACKGROUND-COLOR"]+"\"");
4.qW
~W{ e.Item.Attributes.Add( "onmouseover","this.style.backgroundColor=\""+ "#EFF3F7"+"\"");
>Z&Y!w'A|u }
JsyLWv@6xa }
\A=:6R%Qb ?JI:>3e 16.模板列
#t?tt,nc} <ASP:TEMPLATECOLUMN visible="False" sortexpression="demo" headertext="ID">
a@}A;y'd <ITEMTEMPLATE>
,/6 aA7( <ASP:LABEL text=’<%# DataBinder.Eval(Container.DataItem, "ArticleID")%>’ runat="server" width="80%" id="lblColumn" />
iR6w) </ITEMTEMPLATE>
9~6)u=4sS" </ASP:TEMPLATECOLUMN>
@WfX{485 ?R8wm E[w <ASP:TEMPLATECOLUMN headertext="选中">
1:VbbOu->V <HEADERSTYLE wrap="False" horizontalalign="Center"></HEADERSTYLE>
i!DO <ITEMTEMPLATE>
jce^Xf <ASP:CHECKBOX id="chkExport" runat="server" />
uSU[Y,'x </ITEMTEMPLATE>
rA6lyzJ <EDITITEMTEMPLATE>
~.L\f%< <ASP:CHECKBOX id="chkExportON" runat="server" enabled="true" />
UqEpeLK </EDITITEMTEMPLATE>
F3pBk)>a\ </ASP:TEMPLATECOLUMN>
-
}2AXP2q TX7]$Wj 后台代码
DU=rsePWE protected void CheckAll_CheckedChanged(object sender, System.EventArgs e)
Qkq9oZ {
Uf<hzP //改变列的选定,实现全选或全不选。
+?[,{WtV CheckBox chkExport ;
#I] ^Wo
if( CheckAll.Checked)
E"[h20`\/ {
ubZcpqm?Q foreach(DataGridItem oDataGridItem in MyDataGrid.Items)
8dYPn+` {
LCf)b>C* chkExport = (CheckBox)oDataGridItem.FindControl("chkExport");
w!N?:}P<N chkExport.Checked = true;
~L7@,d : }
!=yNj6_f }
:^[HDI-[2 else
xQK;3b {
?N/6m foreach(DataGridItem oDataGridItem in MyDataGrid.Items)
::eYd23 {
klwNeGF]N chkExport = (CheckBox)oDataGridItem.FindControl("chkExport");
;R
x Rap chkExport.Checked = false;
gvl3NQQ%t }
Y&JK*d }
8BgHoQ* }
t/`~(0F cN(Toj'` 17.数字格式化
)%T<Mw2u s%c>Ge 【<%#Container.DataItem("price")%>的结果是500.0000,怎样格式化为500.00?】
*c1)x <%#Container.DataItem("price","{0:¥#,##0.00}")%>
DbH"e ;ZVT[gi* int i=123456;
!CO1I-yL string s=i.ToString("###,###.00");
yoc;`hO- |1[3RnGS 18.日期格式化
/suW{8A(E 2MQ
XtK 【aspx页面内:<%# DataBinder.Eval(Container.DataItem,"Company_Ureg_Date")%>
M 1
5_
X@j.$0eK 显示为: 2004-8-11 19:44:28
Ub_!~tb}? CfMCc:8mL 我只想要:2004-8-11 】
*fj5$T-Z <%# DataBinder.Eval(Container.DataItem,"Company_Ureg_Date","{0:yyyy-M-d}")%>
W3.(s~)o O7of9F~" 应该如何改?
lNwqWOWy P56B~M_ 【格式化日期】
a#L:L8T;j l}jC$B`5 取出来,一般是object((DateTime)objectFromDB).ToString("yyyy-MM-dd");
:fx^{N!T >nqCUhS 【日期的验证表达式】
:kb2v1{\ 9N@m><N84 A.以下正确的输入格式: [2004-2-29], [2004-02-29 10:29:39 pm], [2004/12/31]
(<ZpT%2 ^((\d{2}(([02468][048])|([13579][26]))[\-\/\s]?((((0?[13578])|(1[02]))[\-\/\s]?((0?[1-9])|([1-2][0-9])|(3[01])))|(((0?[469])|(11))[\-\/\s]?((0?[1-9])|([1-2][0-9])|(30)))|(0?2[\-\/\s]?((0?[1-9])|([1-2][0-9])))))|(\d{2}(([02468][1235679])|([13579][01345789]))[\-\/\s]?((((0?[13578])|(1[02]))[\-\/\s]?((0?[1-9])|([1-2][0-9])|(3[01])))|(((0?[469])|(11))[\-\/\s]?((0?[1-9])|([1-2][0-9])|(30)))|(0?2[\-\/\s]?((0?[1-9])|(1[0-9])|(2[0-8]))))))(\s(((0?[1-9])|(1[0-2]))\:([0-5][0-9])((\s)|(\:([0-5][0-9])\s))([AM|PM|am|pm]{2,2})))?$
7XU$O$C W_bp~Wu
B.以下正确的输入格式:[0001-12-31], [9999 09 30], [2002/03/03]
qOs'Ljx6l ^\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]))$
\MU-D,@ Hq;*T3E 【大小写转换】
+
\jn$>E HttpUtility.HtmlEncode(string);
RE%25t| HttpUtility.HtmlDecode(string)
\WPy9kRU ^(+@uuBx 19.如何设定全局变量
/:. p{y rf=oH
} Global.asax中
bHK[Z5 h2P&<gg qX Application_Start()事件中
zb,YYE1 /)*si 添加Application[属性名] = xxx;
Y~Z&h?H'} UpSa7F:Uw 就是你的全局变量
w/,A@fLL \ !qe@h< 20.怎样作到HyperLinkColumn生成的连接后,点击连接,打开新窗口?
,~G:>q$ad Ov~vK\ HyperLinkColumn有个属性Target,将器值设置成"_blank"即可.(Target="_blank")
W!R7D%nX k!0vpps 【ASPNETMENU】点击菜单项弹出新窗口
q${+I(b, b`fWT:?= 在你的menuData.xml文件的菜单项中加入URLTarget="_blank",如:
KSve_CBOh <?xml version="1.0" encoding="GB2312"?>
|<2<`3 <MenuData ImagesBaseURL="images/">
xFA+ZjBC <MenuGroup>
2=
)V"lR\ <MenuItem Label="内参信息" URL="Infomation.aspx" >
f#&@Vl(i& <MenuGroup ID="BBC">
k[a5D/b <MenuItem Label="公告信息" URL="Infomation.aspx" URLTarget="_blank" LeftIcon="file.gif"/>
5;CqGzgoP <MenuItem Label="编制信息简报" URL="NewInfo.aspx" LeftIcon="file.gif" />
#}+_Hy ......
=6d'/D#J (gEz<}Av. 最好将你的aspnetmenu升级到1.2版
%4x,^ K] l<UA0*t 21.读取DataGrid控件TextBox值
%*^s%NI foreach(DataGrid dgi in yourDataGrid.Items)
nkkUby9 {
J@RV ^2 TextBox tb = (TextBox)dgi.FindControl("yourTextBoxId");
P,bis7X. tb.Text....
rW[7
_4 }
w-5_Ru i)[~]D.EH8 23.在DataGrid中有3个模板列包含Textbox分别为 DG_ShuLiang (数量) DG_DanJian(单价) DG_JinE(金额)分别在5.6.7列,要求在录入数量及单价的时候自动算出金额即:数量*单价=金额还要求录入时限制为 数值型.我如何用客户端脚本实现这个功能?
6Z!OD(/e kYu"`_n} 〖思归〗
fvM|Jb <asp:TemplateColumn HeaderText="数量">
2l}3L <ItemTemplate>
fH 0&Wc3yC <asp:TextBox id="ShuLiang" runat=’server’ Text=’<%# DataBinder.Eval(Container.DataItem,"DG_ShuLiang")%>’
bdyIt)tK+ onkeyup="javascript:DoCal()"
"FXT8Qxg />
Zrp9`~_g<! e[%g'}D:- <asp:RegularExpressionValidator id="revS" runat="server" ControlToValidate="ShuLiang" ErrorMessage="must be integer" ValidationExpression="^\d+$" />
2^fSC`! </ItemTemplate>
Os)}kkja </asp:TemplateColumn>
YA@OA$`E =aRE
<asp:TemplateColumn HeaderText="单价">
t**o<p#)f <ItemTemplate>
JDm7iJxc_ <asp:TextBox id="DanJian" runat=’server’ Text=’<%# DataBinder.Eval(Container.DataItem,"DG_DanJian")%>’
AjMx \'(C onkeyup="javascript:DoCal()"
/@9-D
4 />
0
hS(9y40 YojYb]y+j <asp:RegularExpressionValidator id="revS2" runat="server" ControlToValidate="DanJian" ErrorMessage="must be numeric" ValidationExpression="^\d+(\.\d*)?$" />
`YPNVm<3) "hXB_73)V </ItemTemplate>
yWZ%|K~$ </asp:TemplateColumn>
gfU!sYZ ^
,yh384 <asp:TemplateColumn HeaderText="金额">
(C!33s1 <ItemTemplate>
Uv(Uj3D <asp:TextBox id="JinE" runat=’server’ Text=’<%# DataBinder.Eval(Container.DataItem,"DG_JinE")%>’ />
7V KTI:5y </ItemTemplate>
X5wYfN </asp:TemplateColumn><script language="javascript">
:EZ"D#>y~ function DoCal()
\&5t@sC {
wE J?Y8 var e = event.srcElement;
3NC-)S var row = e.parentNode.parentNode;
VU
8~hF var txts = row.all.tags("INPUT");
l} UOg
if (!txts.length || txts.length < 3)
Pdw[#X<[` return;
06~HVv $.-\2;U var q = txts[txts.length-3].value;
G9P)Y#WB var p = txts[txts.length-2].value;
{h *Pkn1 ) ]3(ue if (isNaN(q) || isNaN(p))
i-_ * 5%A return;
KsBi<wY s7}46\/U q = parseInt(q);
J,j! p = parseFloat(p);
1b-_![&]1 8m;tgMFO txts[txts.length-1].value = (q * p).toFixed(2);
nnPY8pdjSD }
h$~\to$C </script>
uGMmS9v$ J Wa+q[E )Y}8)/Pud \%+5p"Z< #DFfySH)A 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。
/htM/pR page_load
XUp'wP page.smartNavigation=true
ET 2@dY~ sHQ82uX 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 ?
2[qlEtvQ private void DataGrid1_ItemDataBound(obj sender,DataGridItemEventArgs e)
_M;M-hk/ {
"`4V^1 for(int i=0;i<e.Item.Cells.Count-1;i++)
$D)Ajd; if(e.Item.ItemType==ListItemType.EditType)
Vy7o}z` {
lboi\GP| e.Item.Cells.Attributes.Add("Width", "80px")
=1'vXPv` }
t}]R0O.s }
cq,0?2R`t 5p7?e3 26.对话框
CFU'-
#b private static string ScriptBegin = "<script language=\"JavaScript\">";
A\v(!yg private static string ScriptEnd = "</script>";
x<es1A'u6 K7CrRT3>6 public static void ConfirmMessageBox(string PageTarget,string Content)
nW*D {
byTTLs,}d string ConfirmContent="var retValue=window.confirm(’"+Content+"’);"+"if(retValue){window.location=’"+PageTarget+"’;}";
d1rIU6 3</gK$f2 ConfirmContent=ScriptBegin + ConfirmContent + ScriptEnd;
]F4.m "$Mz>]3&q Page ParameterPage = (Page)System.Web.HttpContext.Current.Handler;
TppuEC> ParameterPage.RegisterStartupScript("confirm",ConfirmContent);
FbWcq_ //Response.Write(strScript);
exHg<18WSe }
. h7`Q{ -)p
S\$GC 27. 将时间格式化:string aa=DateTime.Now.ToString("yyyy年MM月dd日");
_sGmkJi] RMvq\J}w! 1.1 取当前年月日时分秒
^L@2%}6b` currentTime=System.DateTime.Now;
F?B`rw@xr G (o9*m1 1.2 取当前年
i l5Qo int 年= DateTime.Now.Year;
>{HQ"{Q 4,]z 1.3 取当前月
;qN;oSK int 月= DateTime.Now.Month;
qTuQ]*[- JE<w7:R& 1.4 取当前日
'fIoN% int 日= DateTime.Now.Day;
<lo\7p$A j
LS<S_` 1.5 取当前时
3Hd~mfO\ int 时= DateTime.Now.Hour;
P\lEfsuR H6t'V%Ys 1.6 取当前分
DQ*T2*L int 分= DateTime.Now.Minute;
<1%(%KdN[ }83a^E9L 1.7 取当前秒
w$##GM=Tq int 秒= DateTime.Now.Second;
=G,wR'M 6^l|/\Y{ 1.8 取当前毫秒
y<5RV>"Vg int 毫秒= DateTime.Now.Millisecond;
s ]XZQr% h%%ryQQ&< 28.自定义分页代码:
2Pm[
kD4E= je`Ysbe n 先定义变量 :
>_J9D?3S public static int pageCount; //总页面数
77b^d9! ~ public static int curPageIndex=1; //当前页面
Oo0SDWI`( 8v }B-cS 下一页:
n muzTFs= if(DataGrid1.CurrentPageIndex < (DataGrid1.PageCount - 1))
1]A$ {
BICG@ DataGrid1.CurrentPageIndex += 1;
4^Y{ BS fF curPageIndex+=1;
0H/)wy2ym }
ZccvZl ;b )UCc! bind(); // DataGrid1数据绑定函数
n
"bii7h hGy[L3{ 上一页:
7,lnfCm H if(DataGrid1.CurrentPageIndex >0)
x fa- {
lDSF DataGrid1.CurrentPageIndex += 1;
)GYnQoV4 curPageIndex-=1;
.0Kc|b=w }
awv$ }EFo m{;j
r< bind(); // DataGrid1数据绑定函数
@PT([1C >t_h/:JZ) 直接页面跳转:
L</k+a?H! int a=int.Parse(JumpPage.Value.Trim());//JumpPage.Value.Trim()为跳转值
X- ZZLl# Rb!y(&>v if(a<DataGrid1.PageCount)
\$4 [qG= {
5%%e$o+ this.DataGrid1.CurrentPageIndex=a;
VIHuo, }
,v%'2[} c'.XC} bind();
>qz#&