1. 打开新的窗口并传送参数:
~\6Kq`Y -5\hZ!!J2 传送参数:
CcG{+-=H) response.write("<script>window.open(’*.aspx?id="+this.DropDownList1.SelectIndex+"&id1="+...+"’)</script>")
pmv;M`_|R {OXKXRCa 接收参数:
4'RyD<K\ string a = Request.QueryString("id");
*G7/ string b = Request.QueryString("id1");
f]jAa?d T& eR$qw#%c* 2.为按钮添加对话框
d
*!) wt Button1.Attributes.Add("onclick","return confirm(’确认?’)");
[D=ba=r0X button.attributes.add("onclick","if(confirm(’are you sure...?’)){return true;}else{return false;}")
LK-2e$1 [u`v'*0d 3.删除表格选定记录
-hZlFAZi int intEmpID = (int)MyDataGrid.DataKeys[e.Item.ItemIndex];
XJ^dX]4 string deleteCmd = "DELETE from Employee where emp_id = " + intEmpID.ToString()
V\5ZRLawP ]4^9Tw6
_b 4.删除表格记录警告
BGh1hyJ8d private void DataGrid_ItemCreated(Object sender,DataGridItemEventArgs e)
,9SBGxK5` {
2f2Vy:&O_ switch(e.Item.ItemType)
VJ8cls< {
1MkQ$v7m case ListItemType.Item :
UFr
]$m& case ListItemType.AlternatingItem :
P-[6'mw` case ListItemType.EditItem:
V+G.TI
P TableCell myTableCell;
%{?EfULg myTableCell = e.Item.Cells[14];
HRS^91aK LinkButton myDeleteButton ;
;~CAHn|Fe myDeleteButton = (LinkButton)myTableCell.Controls[0];
j>Ce06G myDeleteButton.Attributes.Add("onclick","return confirm(’您是否确定要删除这条信息’);");
J$Uj@M break;
JVy- Y default:
SM;UNIRVE break;
!~#zH0# }
<]1Z 0&XdCoIe }
_=!Rl# P_6JweN 5.点击表格行链接另一页
$2I^ ;5r[ private void grdCustomer_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
^Y[.-MJt+ {
W/e6O?? O //点击表格打开
}rK9M$2]u if (e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
"V|&s/9 e.Item.Attributes.Add("onclick","window.open(’Default.aspx?id=" + e.Item.Cells[0].Text + "’);");
<~s{&cL!%# }
H%y!lR{c^D sa6/$ 双击表格连接到另一页
4k%y*L +OEqDXR+_ 在itemDataBind事件中
'y_<O |- if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
W@S>#3, {
B'[FnJ8~ string OrderItemID =e.item.cells[1].Text;
+h*-9 ...
f0Wbc\L[ e.item.Attributes.Add("ondblclick", "location.href=’../ShippedGrid.aspx?id=" + OrderItemID + "’");
vNo(`~]c }
at<N?r jgpSFb<9F 双击表格打开新一页
ZDn5d% if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
q%&JAX= {
Sr Vo0$5) string OrderItemID =e.item.cells[1].Text;
)DG>omCY ...
g_8A1lt e.item.Attributes.Add("ondblclick", "open(’../ShippedGrid.aspx?id=" + OrderItemID + "’)");
kz=Ql|@ }
ou V%*<Ki m+m2<|%x ★特别注意:【?id=】 处不能为 【?id =】
z.d1>w 6.表格超连接列传递参数
gdr"34%vbM <asp:HyperLinkColumn Target="_blank" headertext="ID号" DataTextField="id" NavigateUrl="aaa.aspx?id=’
D_s0)|j$cy <%# DataBinder.Eval(Container.DataItem, "数据字段1")%>’ & name=’<%# DataBinder.Eval(Container.DataItem, "数据字段2")%>’ />
SHcFnxEAIH "2m (*+ 7.表格点击改变颜色
VAD9mS^~ if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
$tm%=g^ {
vIzREu|5 e.Item.Attributes.Add("onclick","this.style.backgroundColor=’#99cc00’;
U=ek_FO this.style.color=’buttontext’;this.style.cursor=’default’;");
'DeI]IeP }
rg5ZxN|g qnc?&f 写在DataGrid的_ItemDataBound里
"O (N=|b if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
:)*+aS" {
L|hoA9/] e.Item.Attributes.Add("onmouseover","this.style.backgroundColor=’#99cc00’;
Acix`-< this.style.color=’buttontext’;this.style.cursor=’default’;");
C
9{8!fYp e.Item.Attributes.Add("onmouseout","this.style.backgroundColor=’’;this.style.color=’’;");
j-$F@p_2F }
Ez)hArxns 'r0kX|| BG&XCn5g| 8.关于日期格式
j:>_1P/ NNgpDL* 日期格式设定
-ZVCb@% DataFormatString="{0:yyyy-MM-dd}"
s;!_'1pi@ >))f;$D= 我觉得应该在itembound事件中
rGDx9KR4K! e.items.cell["你的列"].text=DateTime.Parse(e.items.cell["你的列"].text.ToString("yyyy-MM-dd"))
;n\$'"K&; d YliC 9.获取错误信息并到指定页面
E:$EK_?:t a
+$'ULK+r 不要使用Response.Redirect,而应该使用Server.Transfer
7B@1[ sF4+(9 = e.g
w\}@+w3b~ // in global.asax
G(;hJ'LT protected void Application_Error(Object sender, EventArgs e) {
?:AD&Dn if (Server.GetLastError() is HttpUnhandledException)
E;MelK<8( Server.Transfer("MyErrorPage.aspx");
Y#<>N-X|kA ]. E/s(p //其余的非HttpUnhandledException异常交给ASP.NET自己处理就okay了 :)
p!Xn iY }
rgw@ (~IoRhp^ Redirect会导致post-back的产生从而丢失了错误信息,所以页面导向应该直接在服务器端执行,这样就可以在错误处理页面得到出错信息并进行相应的处理
uB1>.Pvxb ^ h?]$P 10.清空Cookie
Da3Z>/S Cookie.Expires=[DateTime];
`EdZ Response.Cookies("UserName").Expires = 0
/?Y]wY ;@<Rh^g] 11.自定义异常处理
f`vu+nw //自定义异常处理类
% B^BN|r using System;
xf4CM,Z7( using System.Diagnostics;
]8+ D MHqk-4Mz namespace MyAppException
qokCVI-\ {
G%F}H/|R /// <summary>
HD_ #-M /// 从系统异常类ApplicationException继承的应用程序异常处理类。
or
qL0i /// 自动将异常内容记录到Windows NT/2000的应用程序日志
w.o>G2u /// </summary>
>[0t@Tu,D public class AppException:System.ApplicationException
5HC5 {
s9rKXY',:l public AppException()
K41Gn {
H8!)zZ if (ApplicationConfiguration.EventLogEnabled)LogEvent("出现一个未知错误。");
OPuty/^!Gw }
?1.WF}X' $W;f9k@C! public AppException(string message)
!nDiAjj {
w| eVl{~p LogEvent(message);
8pXqgIbmb }
cH:9@> '$a XGb*LY+Db6 public AppException(string message,Exception innerException)
-!QVM\t {
!~Ptnr`; LogEvent(message);
7e:eL5f>~ if (innerException != null)
uGpLh0 {
'm^]X3y* LogEvent(innerException.Message);
QV[#^1 }
qM18Ji* }
Vji:,k=3\ 7 MS-Gs| //日志记录类
Wud-(19 using System;
3gv@JGt7` using System.Configuration;
NjbIt=y using System.Diagnostics;
%n^ugm0B using System.IO;
u<JkP <"S using System.Text;
zJ30ZY: using System.Threading;
_0|@B8!J? * hmoi namespace MyEventLog
_BoYyJQH {
az[# q /// <summary>
w0X})&,{`m /// 事件日志记录类,提供事件日志记录支持
Vg(FF" /// <remarks>
4rLc]
> /// 定义了4个日志记录方法 (error, warning, info, trace)
K5HzA1^ /// </remarks>
(#BOcx5J] /// </summary>
.*B@1q public class ApplicationLog
39~te%;C7 {
'Q"Mu /// <summary>
22/"0=2g /// 将错误信息记录到Win2000/NT事件日志中
3 MCV?"0 /// <param name="message">需要记录的文本信息</param>
K'f^=bcI /// </summary>
M(1cf(<+ public static void WriteError(String message)
P@5}}vwS {
$DdC|gMK WriteLog(TraceLevel.Error, message);
Z*n4$?%W }
udS&$/&GH
8 ,W*)Q /// <summary>
3hVuC1;" /// 将警告信息记录到Win2000/NT事件日志中
m.FN ttkM /// <param name="message">需要记录的文本信息</param>
i|rC Ga0} /// </summary>
hC4
M}(XM public static void WriteWarning(String message)
1)3'Y2N* {
,Jx.Kj., WriteLog(TraceLevel.Warning, message);
EE*|# }
^{YK'60 D&x.io /// <summary>
}USOWsLSt /// 将提示信息记录到Win2000/NT事件日志中
ehLn+tg /// <param name="message">需要记录的文本信息</param>
Z<*"sFpAO /// </summary>
yg6o#; public static void WriteInfo(String message)
MEu{'[C {
N85ZbmU~
WriteLog(TraceLevel.Info, message);
\Xe{vlo>h }
.7M.bpmqE /// <summary>
yg4#,4---b /// 将跟踪信息记录到Win2000/NT事件日志中
Z_a@,k:+[ /// <param name="message">需要记录的文本信息</param>
A-, hm=? /// </summary>
-q(*)N5.2 public static void WriteTrace(String message)
c
D.; {
\t%iUZ$ WriteLog(TraceLevel.Verbose, message);
P$]K }
j'OXT<n* [dXa, /// <summary>
7{]L{ j- /// 格式化记录到事件日志的文本信息格式
q8uq%wf /// <param name="ex">需要格式化的异常对象</param>
,J=l Hj /// <param name="catchInfo">异常信息标题字符串.</param>
6ma.FvSIM /// <retvalue>
,M:[GuXD< /// <para>格式后的异常信息字符串,包括异常内容和跟踪堆栈.</para>
E@6gTx* /// </retvalue>
FAdTp.
/// </summary>
)3O#T$h public static String FormatException(Exception ex, String catchInfo)
I`s~.fZt {
Mf !S'\ StringBuilder strBuilder = new StringBuilder();
S<jiy<|` if (catchInfo != String.Empty)
+_25E.>ml {
{?q`9[Z strBuilder.Append(catchInfo).Append("\r\n");
Q`{Vs:8X }
\T!,Z;zK strBuilder.Append(ex.Message).Append("\r\n").Append(ex.StackTrace);
g}IOHE return strBuilder.ToString();
!/ dH"h }
$Ld-lQsL h6bvUI+|h /// <summary>
p8"C`bCf /// 实际事件日志写入方法
F+?i{$ /// <param name="level">要记录信息的级别(error,warning,info,trace).</param>
stMxlG"d /// <param name="messageText">要记录的文本.</param>
4"\x# /// </summary>
vE1:;%Q private static void WriteLog(TraceLevel level, String messageText)
w%::~] {
~*J
<lln try
&gW<v\6, {
/sn
}Q-Zy2 EventLogEntryType LogEntryType;
$5\!ws<cZ switch (level)
feH&Ug4?G {
yMzy!b Ky case TraceLevel.Error:
;JgSA&'e LogEntryType = EventLogEntryType.Error;
OH@gwC break;
-m[ tYp,q case TraceLevel.Warning:
,L<x=Dg LogEntryType = EventLogEntryType.Warning;
bxO[y<|XL break;
N"tX K case TraceLevel.Info:
sva-Sd8 LogEntryType = EventLogEntryType.Information;
/reGT!u break;
4F6I7lu case TraceLevel.Verbose:
S4c-i2Rq LogEntryType = EventLogEntryType.SuccessAudit;
.gNziDO
break;
S6\E
I5S default:
[O} D^qp LogEntryType = EventLogEntryType.SuccessAudit;
1f1D^| break;
Hyenn }
q&O9W?E8dG mkPqxzxbrL EventLog eventLog = new EventLog("Application", ApplicationConfiguration.EventLogMachineName, ApplicationConfiguration.EventLogSourceName );
SUIu.4Mz //写入事件日志
`c|H^*RC eventLog.WriteEntry(messageText, LogEntryType);
B.smQt I[gPW7&S@ }
4E}Q<?UYSt catch {} //忽略任何异常
-e?n4YO*\ }
t;0]d7ey' } //class ApplicationLog
)~S`[jV5 }
\zBZ$5 rE 1HqN`])l/j 12.Panel 横向滚动,纵向自动扩展
T+t7/PwC; <asp:panel style="overflow-x:scroll;overflow-y:auto;"></asp:panel>
6i~<,;Cn h,-i\8gq 13.回车转换成Tab
!,{N>{I <script language="javascript" for="document" event="onkeydown">
.wTb/x if(event.keyCode==13 && event.srcElement.type!=’button’ && event.srcElement.type!=’submit’ && event.srcElement.type!=’reset’ && event.srcElement.type!=’’&& event.srcElement.type!=’textarea’);
X+HPdrT event.keyCode=9;
[3ggJcUgW> </script>
uZ@qlq8 ]/3!t=La onkeydown="if(event.keyCode==13) event.keyCode=9"
#7sxb ^vv1cft 14.DataGrid超级连接列
AAuwE&Gg DataNavigateUrlField="字段名" DataNavigateUrlFormatString="
http://xx/inc/delete.aspx?ID={0}"
=h?%<2t9< bE=[P}E
15.DataGrid行随鼠标变色
R<hsG%BS(D private void DGzf_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
u-bgk(u {
V?>&9D"m if (e.Item.ItemType!=ListItemType.Header)
#,FXc~ V {
blP8"(U e.Item.Attributes.Add( "onmouseout","this.style.backgroundColor=\""+e.Item.Style["BACKGROUND-COLOR"]+"\"");
x%T^:R e.Item.Attributes.Add( "onmouseover","this.style.backgroundColor=\""+ "#EFF3F7"+"\"");
>{A)d< }
/qq*"R }
!Htl e % EG_P^<z 16.模板列
n:?a=xY <ASP:TEMPLATECOLUMN visible="False" sortexpression="demo" headertext="ID">
hYA1N&yz@ <ITEMTEMPLATE>
%,@e- &> <ASP:LABEL text=’<%# DataBinder.Eval(Container.DataItem, "ArticleID")%>’ runat="server" width="80%" id="lblColumn" />
%kH,Rl\g </ITEMTEMPLATE>
sYSq >M </ASP:TEMPLATECOLUMN>
6Bd:R}yZP7 :RYYjmG5;
<ASP:TEMPLATECOLUMN headertext="选中">
EiDpy#f} <HEADERSTYLE wrap="False" horizontalalign="Center"></HEADERSTYLE>
4(Y-TFaf <ITEMTEMPLATE>
-- IewW <ASP:CHECKBOX id="chkExport" runat="server" />
?VTP|Z </ITEMTEMPLATE>
p_fsEY <EDITITEMTEMPLATE>
+(w9! 5?F <ASP:CHECKBOX id="chkExportON" runat="server" enabled="true" />
8{7'w|/;.{ </EDITITEMTEMPLATE>
up~p_{x)Q </ASP:TEMPLATECOLUMN>
.%\||1F< w*(1qUF#% 后台代码
G[fg!vig#7 protected void CheckAll_CheckedChanged(object sender, System.EventArgs e)
s%m?Yh3 {
|="Y3}a //改变列的选定,实现全选或全不选。
-:Juxh CheckBox chkExport ;
V.yDZ" if( CheckAll.Checked)
QYAt)Ik9q {
[s%uE+``S foreach(DataGridItem oDataGridItem in MyDataGrid.Items)
>=1UhHFNI {
G!Y7RjWD chkExport = (CheckBox)oDataGridItem.FindControl("chkExport");
P8ns @VV chkExport.Checked = true;
Y]B9*^d< }
=~dXP }
Cs,t:ajP else
M{Vi4ehOq {
m8gU8a"( foreach(DataGridItem oDataGridItem in MyDataGrid.Items)
uw`J5TND {
"Gq%^^* chkExport = (CheckBox)oDataGridItem.FindControl("chkExport");
5fp&!HnG chkExport.Checked = false;
Ro2!$[P }
)M56vyo }
-9s&OKo`({ }
E-?JHJloU G?:5L0g 17.数字格式化
N'21I$ D SK,UW6h 【<%#Container.DataItem("price")%>的结果是500.0000,怎样格式化为500.00?】
nEik;hAz <%#Container.DataItem("price","{0:¥#,##0.00}")%>
K#yCZ2 :ee'|c int i=123456;
o'YK\L!p string s=i.ToString("###,###.00");
VlxHZ th{Ib@o 18.日期格式化
i/,IG+4vI 5j5}c`: 【aspx页面内:<%# DataBinder.Eval(Container.DataItem,"Company_Ureg_Date")%>
@4]dv> Z 1%N[DA^<\ 显示为: 2004-8-11 19:44:28
gy5R"_ M U ]; B`'Ia 我只想要:2004-8-11 】
O[9A} g2~ <%# DataBinder.Eval(Container.DataItem,"Company_Ureg_Date","{0:yyyy-M-d}")%>
D}nRH@<` xK_0@6
应该如何改?
;!H]&2`'( v%E! 【格式化日期】
/@LUD= FyllVrK 取出来,一般是object((DateTime)objectFromDB).ToString("yyyy-MM-dd");
xJ\>;$CY OkQtM
nq 【日期的验证表达式】
l9{.~]V YH0utc A.以下正确的输入格式: [2004-2-29], [2004-02-29 10:29:39 pm], [2004/12/31]
.:SY:v r ^((\d{2}(([02468][048])|([13579][26]))[\-\/\s]?((((0?[13578])|(1[02]))[\-\/\s]?((0?[1-9])|([1-2][0-9])|(3[01])))|(((0?[469])|(11))[\-\/\s]?((0?[1-9])|([1-2][0-9])|(30)))|(0?2[\-\/\s]?((0?[1-9])|([1-2][0-9])))))|(\d{2}(([02468][1235679])|([13579][01345789]))[\-\/\s]?((((0?[13578])|(1[02]))[\-\/\s]?((0?[1-9])|([1-2][0-9])|(3[01])))|(((0?[469])|(11))[\-\/\s]?((0?[1-9])|([1-2][0-9])|(30)))|(0?2[\-\/\s]?((0?[1-9])|(1[0-9])|(2[0-8]))))))(\s(((0?[1-9])|(1[0-2]))\:([0-5][0-9])((\s)|(\:([0-5][0-9])\s))([AM|PM|am|pm]{2,2})))?$
f;,^
]mw VyOpPIP B.以下正确的输入格式:[0001-12-31], [9999 09 30], [2002/03/03]
@t3I}mc ^\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]))$
zj#8@gbh+ Yj*!t1qm 【大小写转换】
_Xfn HttpUtility.HtmlEncode(string);
'w`9lIax HttpUtility.HtmlDecode(string)
KhNOxMZ "pQ)5/e 19.如何设定全局变量
[d6TwKv x I(X+d`` Global.asax中
W JG8E7 :v 8~'cZ Application_Start()事件中
WCwM+D [^\HP]*Q{ 添加Application[属性名] = xxx;
$Rf)i W;h SfGl*2 就是你的全局变量
s.>;(RiJd @-aMj 20.怎样作到HyperLinkColumn生成的连接后,点击连接,打开新窗口?
::p(ViYG )'axJ HyperLinkColumn有个属性Target,将器值设置成"_blank"即可.(Target="_blank")
L9,O,f =(p]L 【ASPNETMENU】点击菜单项弹出新窗口
_F tI2G9 =~'{2gsB 在你的menuData.xml文件的菜单项中加入URLTarget="_blank",如:
C{FE*@U. <?xml version="1.0" encoding="GB2312"?>
[Qn$i/`J <MenuData ImagesBaseURL="images/">
sf'+; <MenuGroup>
Tu}?Q.pKo <MenuItem Label="内参信息" URL="Infomation.aspx" >
/fC8jdp& <MenuGroup ID="BBC">
w8(z\G_0 <MenuItem Label="公告信息" URL="Infomation.aspx" URLTarget="_blank" LeftIcon="file.gif"/>
}\hz@G< <MenuItem Label="编制信息简报" URL="NewInfo.aspx" LeftIcon="file.gif" />
Kb*X2#;* ......
{M P(*N VK^m]??s_ 最好将你的aspnetmenu升级到1.2版
5HW'nhE CP6xyXOlPB 21.读取DataGrid控件TextBox值
nlR7V. foreach(DataGrid dgi in yourDataGrid.Items)
] 5:0.$5 {
Q<2`ek TextBox tb = (TextBox)dgi.FindControl("yourTextBoxId");
L IRdWGQ4 tb.Text....
pij%u< }
3s$vaV~(a ]seOc],4 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?
>4]y)df5 m53~Ysq< 〖思归〗
,w$:=;i <asp:TemplateColumn HeaderText="数量">
P,={ C6* <ItemTemplate>
tQmuok4"d <asp:TextBox id="ShuLiang" runat=’server’ Text=’<%# DataBinder.Eval(Container.DataItem,"DG_ShuLiang")%>’
>A ?,[p`< onkeyup="javascript:DoCal()"
+$
0wBU />
+9R@cUr 3u~V&jl <asp:RegularExpressionValidator id="revS" runat="server" ControlToValidate="ShuLiang" ErrorMessage="must be integer" ValidationExpression="^\d+$" />
LV`tnt's </ItemTemplate>
:L5k#E"u </asp:TemplateColumn>
X@H/"B%u2 4-JyK%m,0 <asp:TemplateColumn HeaderText="单价">
=RjseTS <ItemTemplate>
`xF^9;5mi <asp:TextBox id="DanJian" runat=’server’ Text=’<%# DataBinder.Eval(Container.DataItem,"DG_DanJian")%>’
0vrx5E! onkeyup="javascript:DoCal()"
EdC/] />
-wQ@z6R 5 =Op% <asp:RegularExpressionValidator id="revS2" runat="server" ControlToValidate="DanJian" ErrorMessage="must be numeric" ValidationExpression="^\d+(\.\d*)?$" />
vMeB2r< Rh#QPYPq </ItemTemplate>
BY`vs+]XY </asp:TemplateColumn>
MWJ} Vi'zSR28Z <asp:TemplateColumn HeaderText="金额">
84A:Rd'k3) <ItemTemplate>
1}ws@hU <asp:TextBox id="JinE" runat=’server’ Text=’<%# DataBinder.Eval(Container.DataItem,"DG_JinE")%>’ />
pI1IDu*_Z </ItemTemplate>
pmgPBiU> </asp:TemplateColumn><script language="javascript">
bO+]1nZ. function DoCal()
0N`N {
(qDPGd*1 var e = event.srcElement;
+D
d! var row = e.parentNode.parentNode;
@!p0<&R@x var txts = row.all.tags("INPUT");
V2>+s
y if (!txts.length || txts.length < 3)
e&-MP;kgW9 return;
-
`{T ? BI+x6S>d var q = txts[txts.length-3].value;
mKuY=#R P var p = txts[txts.length-2].value;
=hi{J
M |./{,", if (isNaN(q) || isNaN(p))
dheobD return;
.,<w_= U<I]_] q = parseInt(q);
8,-U`. p = parseFloat(p);
i'p6# O'h f8w txts[txts.length-1].value = (q * p).toFixed(2);
;L[N.ZY! }
&X#6jTh+ </script>
ti!kJ"q -8:/My
z-_$P)[c G124!^ E?S 24.datagrid选定比较底下的行时,为什么总是刷新一下,然后就滚动到了最上面,刚才选定的行因屏幕的关系就看不到了。
OM?FpRVU8 page_load
\1<8'at page.smartNavigation=true
sq{=TB{ oc;4;A-;`c 25.在Datagrid中修改数据,当点击编辑键时,数据出现在文本框中,怎么控制文本框的大小 ?
T'!p{Fbg; private void DataGrid1_ItemDataBound(obj sender,DataGridItemEventArgs e)
VI]~uTV {
h?p!uQ for(int i=0;i<e.Item.Cells.Count-1;i++)
S4VM(~,o if(e.Item.ItemType==ListItemType.EditType)
Dg*'n {
TeKU/&fkc e.Item.Cells.Attributes.Add("Width", "80px")
2`J#)f| }
'0v]?mM }
Hi nJ}MF y+h/jEbM</ 26.对话框
<l5s[ private static string ScriptBegin = "<script language=\"JavaScript\">";
%xA-j]%?ep private static string ScriptEnd = "</script>";
`=%G&_3_< {t|Q9& public static void ConfirmMessageBox(string PageTarget,string Content)
M[P1hFuna {
hISYtNWjd" string ConfirmContent="var retValue=window.confirm(’"+Content+"’);"+"if(retValue){window.location=’"+PageTarget+"’;}";
}Z)YK}_1 ssAGWP ConfirmContent=ScriptBegin + ConfirmContent + ScriptEnd;
)JY#8,{w }=A+W2D Page ParameterPage = (Page)System.Web.HttpContext.Current.Handler;
vI]V@il ParameterPage.RegisterStartupScript("confirm",ConfirmContent);
B.L _EIw //Response.Write(strScript);
=^z*p9ZB }
`+i/rc1. .E;}.X 27. 将时间格式化:string aa=DateTime.Now.ToString("yyyy年MM月dd日");
~( :$c3\ 0-p
%.}GE
1.1 取当前年月日时分秒
<5zr|BTF]F currentTime=System.DateTime.Now;
xVTl EAHdt=8W{ 1.2 取当前年
{4*5Z[ int 年= DateTime.Now.Year;
h+w1 D} * f# -\*
1.3 取当前月
>sQf{uL int 月= DateTime.Now.Month;
qp{~OW3 O"1HO[ 1.4 取当前日
8 %p+:6kP5 int 日= DateTime.Now.Day;
'sTc=*p/ ~MP/[,j` 1.5 取当前时
!&5|:96o int 时= DateTime.Now.Hour;
*VaQ\]:d 2fXwJG' 1.6 取当前分
tMXNi\Bj int 分= DateTime.Now.Minute;
ZCA= n iFZ.a.NDc 1.7 取当前秒
Wu/:ES)C int 秒= DateTime.Now.Second;
pcQgWjfS \eAV: qV 1.8 取当前毫秒
}"[/BT5t int 毫秒= DateTime.Now.Millisecond;
Kd\d>&b MRT<hB 28.自定义分页代码:
'<'5BeU ?xuWha@: 先定义变量 :
v=cX.^L public static int pageCount; //总页面数
GC_c.|'6[ public static int curPageIndex=1; //当前页面
5mZwg(si +pQ3bX 下一页:
( X+2vN if(DataGrid1.CurrentPageIndex < (DataGrid1.PageCount - 1))
olKM0K {
I9xkqj DataGrid1.CurrentPageIndex += 1;
&8I*N6p:%/ curPageIndex+=1;
-Ir>pY\! }
q
s:TR uo(LZUjPbN bind(); // DataGrid1数据绑定函数
TD78&a# d%K{JkD- 上一页:
.
g- HB' if(DataGrid1.CurrentPageIndex >0)
c2L\m*^o {
B
]sVlbt DataGrid1.CurrentPageIndex += 1;
/ %iS\R%ca curPageIndex-=1;
N^AlhR^ }
TX7dwmt)N h iK}& bind(); // DataGrid1数据绑定函数
L(9AcP C0/G1\ 直接页面跳转:
ux,eY int a=int.Parse(JumpPage.Value.Trim());//JumpPage.Value.Trim()为跳转值
h"'}Z^ 3{$ >-d if(a<DataGrid1.PageCount)
K3h"oVn {
D *IeG>% this.DataGrid1.CurrentPageIndex=a;
U* uMMb}$ }
Hs{x Z: Ocn@JOg bind();
cl |}0Q5 Z v*uUe 29.DataGrid使用:
}:QoY Nq =W>a ~e]/ 添加删除确认:
NG23 private void DataGrid1_ItemCreated(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
=
uepg@J {
*pAB dP+ foreach(DataGridItem di in this.DataGrid1.Items)
B\l 0kiNT {
L3 KJ~LI if(di.ItemType==ListItemType.Item||di.ItemType==ListItemType.AlternatingItem)
[nlq(DGJhp {
C5jt(!pi ((LinkButton)di.Cells[8].Controls[0]).Attributes.Add("onclick","return confirm(’确认删除此项吗?’);");
fI'+4
)@x }
[Z&<# - }
1=ZQRJW0B }
oel?w e6 bH :C/P<x 样式交替:
73_-7'^mQ ListItemType itemType = e.Item.ItemType;
Qz_4Ms<o XQmg^x[,A if (itemType == ListItemType.Item )
7]i6 Gk
{
Z&=Oe^ e.Item.Attributes["onmouseout"] = "javascript:this.style.backgroundColor=’#FFFFFF’;";
N9M",(WTt} e.Item.Attributes["onmouseover"] = "javascript:this.style.backgroundColor=’#d9ece1’;cursor=’hand’;" ;
&