1. 打开新的窗口并传送参数:
p 8,wr ) R`? '|G]P 传送参数:
{+CW_ce response.write("<script>window.open(’*.aspx?id="+this.DropDownList1.SelectIndex+"&id1="+...+"’)</script>")
q; &\77i$ FerQA9K)x 接收参数:
QnsD,F; / string a = Request.QueryString("id");
oPSucz&s string b = Request.QueryString("id1");
gq[|>Rs75 ,e6n3]W8 2.为按钮添加对话框
,+0#.Ns$ Button1.Attributes.Add("onclick","return confirm(’确认?’)");
[,A*nU$ button.attributes.add("onclick","if(confirm(’are you sure...?’)){return true;}else{return false;}")
^Ht!~So *D&(6$[ ^ 3.删除表格选定记录
vbH?[Zr? int intEmpID = (int)MyDataGrid.DataKeys[e.Item.ItemIndex];
$a'n{EP string deleteCmd = "DELETE from Employee where emp_id = " + intEmpID.ToString()
^gP pmb<x (9!$p|d* 4.删除表格记录警告
A*;I}F private void DataGrid_ItemCreated(Object sender,DataGridItemEventArgs e)
ya[][!.G {
%,HuG-L switch(e.Item.ItemType)
84xA/BR W {
[)K?e!c8 case ListItemType.Item :
El3Y1g3+3 case ListItemType.AlternatingItem :
\k?Fu=@ case ListItemType.EditItem:
U ?vG?{A TableCell myTableCell;
T#ktC0W]h myTableCell = e.Item.Cells[14];
[1pWg^ LinkButton myDeleteButton ;
`a$-"tW~j myDeleteButton = (LinkButton)myTableCell.Controls[0];
drr
W?U myDeleteButton.Attributes.Add("onclick","return confirm(’您是否确定要删除这条信息’);");
JQ-O=8] break;
CCZ'(Tkq default:
ulY8$jB break;
/oA=6N#j }
mmE!!J`B DG2CpR)S }
L>4!@L5) VB*`"4e@b< 5.点击表格行链接另一页
2~yYwX private void grdCustomer_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
R#D>m8&}3 {
CC?L~/gPN //点击表格打开
)Sz2D[@n if (e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
${(c`X e.Item.Attributes.Add("onclick","window.open(’Default.aspx?id=" + e.Item.Cells[0].Text + "’);");
k!9LJ%Xh }
}n!$)W*? +M@,CbqD 双击表格连接到另一页
H0!W:cIS;l ]yc&ffe% 在itemDataBind事件中
="~yD[S if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
teRK#: .P {
Ancka string OrderItemID =e.item.cells[1].Text;
%9bf^LyD ...
"x;|li3; e.item.Attributes.Add("ondblclick", "location.href=’../ShippedGrid.aspx?id=" + OrderItemID + "’");
K) e;*D }
{#-I;I: '/2u^&W 双击表格打开新一页
pDw^~5P if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
,C4gA(')K {
|wef [|@% string OrderItemID =e.item.cells[1].Text;
= JE4C9$, ...
{jnfe}] e.item.Attributes.Add("ondblclick", "open(’../ShippedGrid.aspx?id=" + OrderItemID + "’)");
w(>mP9Cb }
33O O%rWi ]Ut fI ★特别注意:【?id=】 处不能为 【?id =】
/UwB6s( 6.表格超连接列传递参数
<a=,{O <asp:HyperLinkColumn Target="_blank" headertext="ID号" DataTextField="id" NavigateUrl="aaa.aspx?id=’
S6Er#)k <%# DataBinder.Eval(Container.DataItem, "数据字段1")%>’ & name=’<%# DataBinder.Eval(Container.DataItem, "数据字段2")%>’ />
tc.`P]R
W3AtO 7.表格点击改变颜色
BWtGeaW/sr if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
qFqK.u {
&OK[n1M e.Item.Attributes.Add("onclick","this.style.backgroundColor=’#99cc00’;
1rnbUE this.style.color=’buttontext’;this.style.cursor=’default’;");
w$E8R[J~P }
6[\b]I\Q {*#}"/:8K 写在DataGrid的_ItemDataBound里
%jS#DVxBR if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
S,I|8
YE {
$w:7$:k e.Item.Attributes.Add("onmouseover","this.style.backgroundColor=’#99cc00’;
&:]ej6V'[ this.style.color=’buttontext’;this.style.cursor=’default’;");
=Gl6~lJ{_ e.Item.Attributes.Add("onmouseout","this.style.backgroundColor=’’;this.style.color=’’;");
G<dWh.|`= }
\{g;|Z1 y{Fq'w!ap ]]R!MnU:$ 8.关于日期格式
@<^_ _." (x+C=1, 日期格式设定
h;s~I/e( DataFormatString="{0:yyyy-MM-dd}"
aPELAU- ceKR?%8 s 我觉得应该在itembound事件中
~~8?|@V e.items.cell["你的列"].text=DateTime.Parse(e.items.cell["你的列"].text.ToString("yyyy-MM-dd"))
p3e_:5k n ]K`ofjl^ 9.获取错误信息并到指定页面
\J)ffEKIp A2C|YmHk 不要使用Response.Redirect,而应该使用Server.Transfer
0 It[Pa qG D%WgE&wtM e.g
{ \r1A // in global.asax
0=WZ 8|R protected void Application_Error(Object sender, EventArgs e) {
Q!%C:b if (Server.GetLastError() is HttpUnhandledException)
I;=HXL Server.Transfer("MyErrorPage.aspx");
8 !{;yz 4>JDo,AWy //其余的非HttpUnhandledException异常交给ASP.NET自己处理就okay了 :)
D&)w =qIu }
|i/Iv P&6hk6# 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
Q&JnF`* E0SP 10.清空Cookie
@c>a Cookie.Expires=[DateTime];
I: j!A Response.Cookies("UserName").Expires = 0
lZ\Si G!%Cc0d"7 11.自定义异常处理
1cA4-,YO> //自定义异常处理类
nVSuvq|S using System;
xJ0Q8A using System.Diagnostics;
l^LYSZg'R8 |=\w b^l+ namespace MyAppException
/4Df 'd {
ZysZS% /// <summary>
PkqOBU*|= /// 从系统异常类ApplicationException继承的应用程序异常处理类。
g^`;B" /// 自动将异常内容记录到Windows NT/2000的应用程序日志
iC$mb~G /// </summary>
RhL!Zz public class AppException:System.ApplicationException
^Z6N&s#6 {
! u4'1jd[d public AppException()
JQ[~N- {
@P$_2IU" if (ApplicationConfiguration.EventLogEnabled)LogEvent("出现一个未知错误。");
f^EDiG>b` }
.lcI"%> ox}LC,! public AppException(string message)
MO1t0My c {
u lqh}Uv' LogEvent(message);
+!'rwD }
/q3]AVV .b3cn public AppException(string message,Exception innerException)
v ?9 {
Q\!0V@$ LogEvent(message);
*irYSTA$ if (innerException != null)
)q+Qtz6D {
n)~9 LogEvent(innerException.Message);
GfG!CG^% }
z }t{bm }
5os(. Wej'AR\NX //日志记录类
88]UA using System;
Zn-F !Lsv using System.Configuration;
0\Q/$#3 using System.Diagnostics;
Z*M]AvO+# using System.IO;
Fq-AvU using System.Text;
s={jwI50 using System.Threading;
IM^K]$q$47 A3;}C+K namespace MyEventLog
!_ng_,J {
Y NRorE
/// <summary>
<8'-azpJ6< /// 事件日志记录类,提供事件日志记录支持
t+2!"Jr /// <remarks>
Vk#wJ- /// 定义了4个日志记录方法 (error, warning, info, trace)
byyzXRO; /// </remarks>
2G(RQ\Ro* /// </summary>
3BSJ|o<"= public class ApplicationLog
7*a']W{aJ {
i6.HR?n /// <summary>
+O2z&a;q /// 将错误信息记录到Win2000/NT事件日志中
L^7"I 4=(D /// <param name="message">需要记录的文本信息</param>
'f?=ks< /// </summary>
Z0(}doh public static void WriteError(String message)
Hxw 7Q?F {
j$he5^GC WriteLog(TraceLevel.Error, message);
$;1TP| }
WZ3GI
l A<+veqb4 /// <summary>
}H>}v/ /// 将警告信息记录到Win2000/NT事件日志中
U^xz>:~ /// <param name="message">需要记录的文本信息</param>
Jxq;Uu9 /// </summary>
sXpA^pT"T public static void WriteWarning(String message)
7M#irCX {
$v6`5;#u WriteLog(TraceLevel.Warning, message);
` !JcQ'u }
#cZ<[K q6 [5iBXOmpS= /// <summary>
/uyZ[=5 /// 将提示信息记录到Win2000/NT事件日志中
2brxV'tk /// <param name="message">需要记录的文本信息</param>
5d4/}o}%" /// </summary>
{FrcpcrQa public static void WriteInfo(String message)
%]iDhXLr {
$4&%<'l3I WriteLog(TraceLevel.Info, message);
c(R=f+ }
OH* /// <summary>
(PM!{u= /// 将跟踪信息记录到Win2000/NT事件日志中
HZ+l){u /// <param name="message">需要记录的文本信息</param>
-/7[\S /// </summary>
Pr!H>dH8o public static void WriteTrace(String message)
`E4+#_ v {
qkg`4'rLg WriteLog(TraceLevel.Verbose, message);
1
po.Cmx }
bH7 lUS~ Y
>83G`*}b /// <summary>
I|SQhbi /// 格式化记录到事件日志的文本信息格式
}3Mnq?.- /// <param name="ex">需要格式化的异常对象</param>
j\uh]8N3< /// <param name="catchInfo">异常信息标题字符串.</param>
q\`0'Z, /// <retvalue>
>7[o=!^:4 /// <para>格式后的异常信息字符串,包括异常内容和跟踪堆栈.</para>
9?IvSv}z /// </retvalue>
%:DH_0 /// </summary>
sgc pH public static String FormatException(Exception ex, String catchInfo)
E;m-^dxc {
*Bse3%-v StringBuilder strBuilder = new StringBuilder();
}1sFddGVt if (catchInfo != String.Empty)
9S y |:J0 {
9c}mAg4 strBuilder.Append(catchInfo).Append("\r\n");
'Pm.b}p< }
CBVL/pxy strBuilder.Append(ex.Message).Append("\r\n").Append(ex.StackTrace);
#ox&=MY return strBuilder.ToString();
RdirEH*H }
8vK$]e36 3Aqw)B'"_ /// <summary>
C=sEgtEI /// 实际事件日志写入方法
k,kr7'Q /// <param name="level">要记录信息的级别(error,warning,info,trace).</param>
EJz?GM /// <param name="messageText">要记录的文本.</param>
T|L_+(M{ /// </summary>
9r efv private static void WriteLog(TraceLevel level, String messageText)
DMc H, _( {
k-zkb2 try
q9^6A90 {
JJ+A+sfdk EventLogEntryType LogEntryType;
y;r{0lTB switch (level)
`>
:^c {
Vp.&X 8 case TraceLevel.Error:
!UV1OU LogEntryType = EventLogEntryType.Error;
]c=nkS break;
"3r7/>xy case TraceLevel.Warning:
QR#L1+Hn LogEntryType = EventLogEntryType.Warning;
NQdz]o break;
0|^/ e-^ case TraceLevel.Info:
Z +vT76g3 LogEntryType = EventLogEntryType.Information;
~@Wg3'& break;
.C=I~Z case TraceLevel.Verbose:
W|yFjE&dr LogEntryType = EventLogEntryType.SuccessAudit;
68
*~5] break;
Z.iQm{bI default:
]DO~7p[ LogEntryType = EventLogEntryType.SuccessAudit;
}5??n~:*5 break;
43HZ)3!me }
&l0-0T> FB\lUO)U\c EventLog eventLog = new EventLog("Application", ApplicationConfiguration.EventLogMachineName, ApplicationConfiguration.EventLogSourceName );
#j?SdQ //写入事件日志
0&@pD`K e eventLog.WriteEntry(messageText, LogEntryType);
l5*sCp*Z 6HK
dBW$/ }
%!vgAH4 catch {} //忽略任何异常
[l7 G9T}/[ }
"7.
lsL5 } //class ApplicationLog
z5k9|.hgw }
iem@K 0]._|Ubn6) 12.Panel 横向滚动,纵向自动扩展
fEMz%CwH <asp:panel style="overflow-x:scroll;overflow-y:auto;"></asp:panel>
?cH,!2 t'.oty= 13.回车转换成Tab
z/Kjz$l! <script language="javascript" for="document" event="onkeydown">
L4x08 e if(event.keyCode==13 && event.srcElement.type!=’button’ && event.srcElement.type!=’submit’ && event.srcElement.type!=’reset’ && event.srcElement.type!=’’&& event.srcElement.type!=’textarea’);
3SMb#ce*o event.keyCode=9;
c'XvZNf .C </script>
@'ln)RT, '/[9Xwh9 onkeydown="if(event.keyCode==13) event.keyCode=9"
Shm$>\~= uHNh|ew21 14.DataGrid超级连接列
[Up0<`Q{I_ DataNavigateUrlField="字段名" DataNavigateUrlFormatString="
http://xx/inc/delete.aspx?ID={0}"
Z6F^p8O- WbP
wO 15.DataGrid行随鼠标变色
.R<Ke\y/ private void DGzf_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
5e|2b] f$ {
u[>hs
\3k if (e.Item.ItemType!=ListItemType.Header)
dPtQ
Sa {
1;Q>B>6 e.Item.Attributes.Add( "onmouseout","this.style.backgroundColor=\""+e.Item.Style["BACKGROUND-COLOR"]+"\"");
]%4rL
S e.Item.Attributes.Add( "onmouseover","this.style.backgroundColor=\""+ "#EFF3F7"+"\"");
:-.K.Ch|: }
+kXj+2 }
(X(296<; n G+ L'SmI 16.模板列
DsI{*# <ASP:TEMPLATECOLUMN visible="False" sortexpression="demo" headertext="ID">
M*xt9'Yd <ITEMTEMPLATE>
YM(`E9{h <ASP:LABEL text=’<%# DataBinder.Eval(Container.DataItem, "ArticleID")%>’ runat="server" width="80%" id="lblColumn" />
_Cd_i[K[ </ITEMTEMPLATE>
5IsRIz[`TK </ASP:TEMPLATECOLUMN>
N)&(&