1. 打开新的窗口并传送参数:
].QzOV' bG.`> 传送参数:
z<yqQ[ response.write("<script>window.open(’*.aspx?id="+this.DropDownList1.SelectIndex+"&id1="+...+"’)</script>")
rJ6N'vw> A&-2f]L
tl 接收参数:
wIF'|" string a = Request.QueryString("id");
?AI`,*^ string b = Request.QueryString("id1");
R"F: ( tgeXX1Eq! 2.为按钮添加对话框
?4W6TSW-' Button1.Attributes.Add("onclick","return confirm(’确认?’)");
a`C2:Z23(# button.attributes.add("onclick","if(confirm(’are you sure...?’)){return true;}else{return false;}")
_4k zlD 2j{T8F\] 3.删除表格选定记录
RO'b)J:j9 int intEmpID = (int)MyDataGrid.DataKeys[e.Item.ItemIndex];
$c+:dO|Fb string deleteCmd = "DELETE from Employee where emp_id = " + intEmpID.ToString()
k$7Kz" 6mIRa(6V 4.删除表格记录警告
1u }2}c| private void DataGrid_ItemCreated(Object sender,DataGridItemEventArgs e)
o6:]Hvqjr {
.=Uu{F switch(e.Item.ItemType)
A5ckosYyNA {
I "R<XX case ListItemType.Item :
73ABop case ListItemType.AlternatingItem :
5'wFZ=>vMt case ListItemType.EditItem:
nIUts?mB TableCell myTableCell;
)fke;Y0 myTableCell = e.Item.Cells[14];
rPifiLl A> LinkButton myDeleteButton ;
pWoeF=+y]W myDeleteButton = (LinkButton)myTableCell.Controls[0];
{q);1Nnf myDeleteButton.Attributes.Add("onclick","return confirm(’您是否确定要删除这条信息’);");
h4~VzCR4x\ break;
)@.0ai default:
6D*x5L-1o break;
D*wY,\ }
.&KC2#4 ,!^;<UR: }
ORIXcj] 5N2`e3:I 5.点击表格行链接另一页
IfCa6g<&( private void grdCustomer_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
Z =*h9,MY {
07,&weQ //点击表格打开
TSRl@QVy if (e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
&w^:nVgl e.Item.Attributes.Add("onclick","window.open(’Default.aspx?id=" + e.Item.Cells[0].Text + "’);");
d}^hZ8k| }
0 \o5+ <M,=(p{ 双击表格连接到另一页
]L\]Ll; z{U^j:A 在itemDataBind事件中
X;dUlSi if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
v
5&8C {
t"&qaG{ string OrderItemID =e.item.cells[1].Text;
<EuS6Pg ...
t8 ~isuiK e.item.Attributes.Add("ondblclick", "location.href=’../ShippedGrid.aspx?id=" + OrderItemID + "’");
6k ]+DbT }
Gnie|[3 )gxZ &n6 双击表格打开新一页
2)|G%f_lS if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
o-<.8Z}>at {
,GF(pCZzG string OrderItemID =e.item.cells[1].Text;
QM=Y}
...
.JWN\\ e.item.Attributes.Add("ondblclick", "open(’../ShippedGrid.aspx?id=" + OrderItemID + "’)");
TA"gU8YQ }
_6\"U5*Y |u^~Z-. ★特别注意:【?id=】 处不能为 【?id =】
L\t?^u 6.表格超连接列传递参数
Y\9zjewc <asp:HyperLinkColumn Target="_blank" headertext="ID号" DataTextField="id" NavigateUrl="aaa.aspx?id=’
z3|5E#m <%# DataBinder.Eval(Container.DataItem, "数据字段1")%>’ & name=’<%# DataBinder.Eval(Container.DataItem, "数据字段2")%>’ />
Ap<j;s4` G;^,T/q47 7.表格点击改变颜色
;fm>
\f if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
j=PM] {
Q.l3F3; e.Item.Attributes.Add("onclick","this.style.backgroundColor=’#99cc00’;
Y]"lcr} this.style.color=’buttontext’;this.style.cursor=’default’;");
yOm#c>X }
h&EF)~G k6|/ ik9C 写在DataGrid的_ItemDataBound里
qfgw^2aUa if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
s[u*~A {
\`>f?}4 e.Item.Attributes.Add("onmouseover","this.style.backgroundColor=’#99cc00’;
hJ*#t<.<P; this.style.color=’buttontext’;this.style.cursor=’default’;");
?H21Ru>:* e.Item.Attributes.Add("onmouseout","this.style.backgroundColor=’’;this.style.color=’’;");
b'(Hwc\ t }
jlaC: (6 $8NM[R.8^4 q.d
qr< 8.关于日期格式
iY3TB|tMt f(*iagEy 日期格式设定
1<pb=H DataFormatString="{0:yyyy-MM-dd}"
*XluVochrb +qM2&M 我觉得应该在itembound事件中
Q6%Pp_$k e.items.cell["你的列"].text=DateTime.Parse(e.items.cell["你的列"].text.ToString("yyyy-MM-dd"))
}_9yemP fvZ[eJ 9.获取错误信息并到指定页面
'F Cmbry \S)cVp)h 不要使用Response.Redirect,而应该使用Server.Transfer
W-4R;!42 Eyg F,>.4 e.g
c^}DBvG, // in global.asax
Ca#T?HL protected void Application_Error(Object sender, EventArgs e) {
3u1\zse if (Server.GetLastError() is HttpUnhandledException)
$%?[f;S3, Server.Transfer("MyErrorPage.aspx");
n<DZb`/uHZ !'kr:r}gg //其余的非HttpUnhandledException异常交给ASP.NET自己处理就okay了 :)
3ZX#6*(}2 }
Kd7 Lpw1u] wo\O0?d3{ 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
V_jGL<X| X ="]q|Z 10.清空Cookie
Poxoc-s Cookie.Expires=[DateTime];
VN]"[ Response.Cookies("UserName").Expires = 0
NdM \RD_R >xIb|Yp)& 11.自定义异常处理
]nm(V //自定义异常处理类
O5A]{W using System;
(4FZK7Fm using System.Diagnostics;
%H=^U8WB $~'G<YYF4 namespace MyAppException
p+^K$w^Cs {
:<,tGYg/! /// <summary>
4 }*V=>z /// 从系统异常类ApplicationException继承的应用程序异常处理类。
N'I9J?e Q /// 自动将异常内容记录到Windows NT/2000的应用程序日志
3tCT"UvTD /// </summary>
K,H xe;- public class AppException:System.ApplicationException
a#+;BH1 {
f:ep~5] G public AppException()
8j8~?=$a6Q {
~!'T!g%C if (ApplicationConfiguration.EventLogEnabled)LogEvent("出现一个未知错误。");
c"NGE }
^'4I%L" H=*2A!O[_ public AppException(string message)
~?KbpB| {
Fhs/<w- LogEvent(message);
MG3xX; }
#kAk
d-QY6 Hh &s.ja public AppException(string message,Exception innerException)
*)Pb-c {
2Kw i4R LogEvent(message);
fILD~ if (innerException != null)
"2`/mtMon {
@mEB=X(-l= LogEvent(innerException.Message);
]v0=jm5A }
+(oExp(! }
ky[ ^uQ>0 3+V.9TL'a //日志记录类
{N@tJ,Fh{ using System;
P8GGN using System.Configuration;
jgT *=/GH2 using System.Diagnostics;
2.&%mSN using System.IO;
U6~79Hnt using System.Text;
aTE;Gy,W using System.Threading;
GX%r- *%2,=
p namespace MyEventLog
-nnAe
F {
;et(Yi;9 /// <summary>
cfPQcB>A /// 事件日志记录类,提供事件日志记录支持
v|2+7N:[; /// <remarks>
*NQsD C.J^ /// 定义了4个日志记录方法 (error, warning, info, trace)
8lF:70wia /// </remarks>
b%e7rY2 /// </summary>
'UB"z{w% public class ApplicationLog
6o]>lQ} {
1|5TuljTd /// <summary>
KwhATYWQb /// 将错误信息记录到Win2000/NT事件日志中
DK(8Ml:k /// <param name="message">需要记录的文本信息</param>
S5wkBdr{ /// </summary>
(2r808^2 public static void WriteError(String message)
xWKUti i {
%?!TqJT?{ WriteLog(TraceLevel.Error, message);
&p.7SPQ8/ }
Klqte*! _&PF (/w /// <summary>
ilFS9A3P /// 将警告信息记录到Win2000/NT事件日志中
jW]Fx:mQi /// <param name="message">需要记录的文本信息</param>
=p#:v /// </summary>
n)R[T.E)+ public static void WriteWarning(String message)
Lq{/r+tt/ {
`
NWmwmWB" WriteLog(TraceLevel.Warning, message);
L$= a,$ }
(z X&feq 0Y/k/)Ul] /// <summary>
fx/If /// 将提示信息记录到Win2000/NT事件日志中
O\^D
6\ v /// <param name="message">需要记录的文本信息</param>
LgA>,. /// </summary>
#,rP1#? public static void WriteInfo(String message)
!9EbG {
\D}$foHg WriteLog(TraceLevel.Info, message);
(t"rzH }
.KF(_
92 /// <summary>
mH!\]fmR~ /// 将跟踪信息记录到Win2000/NT事件日志中
"S3U]zw0_ /// <param name="message">需要记录的文本信息</param>
KL8WT6!RZ /// </summary>
IYB;X public static void WriteTrace(String message)
!4mAZF
b {
' g Fewo WriteLog(TraceLevel.Verbose, message);
Kg#s<# h }
bk4G+wGw a}7P:e*u /// <summary>
e[t1V/ah /// 格式化记录到事件日志的文本信息格式
gOm%?sg /// <param name="ex">需要格式化的异常对象</param>
#5_pE1 /// <param name="catchInfo">异常信息标题字符串.</param>
8rSu,&< /// <retvalue>
[jgC` /// <para>格式后的异常信息字符串,包括异常内容和跟踪堆栈.</para>
FSS~E [(DL /// </retvalue>
Q?-u J1J /// </summary>
;V)94YT public static String FormatException(Exception ex, String catchInfo)
|sV@j_TX {
mbZg2TTy StringBuilder strBuilder = new StringBuilder();
qN6GLx% if (catchInfo != String.Empty)
j'&a)-Wx_
{
$q$\ strBuilder.Append(catchInfo).Append("\r\n");
Z n]e2 }
,\E5et4 strBuilder.Append(ex.Message).Append("\r\n").Append(ex.StackTrace);
,4kipJ!,yK return strBuilder.ToString();
nF{>RD }
pt8#cU\ 0/?=FM> /// <summary>
!6{b)P /// 实际事件日志写入方法
^HNccr /// <param name="level">要记录信息的级别(error,warning,info,trace).</param>
[NguQ]B. /// <param name="messageText">要记录的文本.</param>
gBXJ/BW$y /// </summary>
\|Ya*8V private static void WriteLog(TraceLevel level, String messageText)
F`
]s {
v@
OM try
v9vY#W {
R86:1 EventLogEntryType LogEntryType;
-Khb switch (level)
9/LJtM {
i+Btz- case TraceLevel.Error:
Ov8{ny LogEntryType = EventLogEntryType.Error;
aW#_"Y}v' break;
XX'Rv]T case TraceLevel.Warning:
Y%]&h#F LogEntryType = EventLogEntryType.Warning;
Se&%Dr3Nv break;
;gv9J[R case TraceLevel.Info:
`PvGfmYOl LogEntryType = EventLogEntryType.Information;
;/<J. break;
}-ysP$ case TraceLevel.Verbose:
n{r_Xa LogEntryType = EventLogEntryType.SuccessAudit;
ppo\cy; break;
&fWYQ'\> default:
Oz_|pu LogEntryType = EventLogEntryType.SuccessAudit;
RVb}R<yU+ break;
7q,M2v; }
'Z(4Wuwb LuIs4&[EW EventLog eventLog = new EventLog("Application", ApplicationConfiguration.EventLogMachineName, ApplicationConfiguration.EventLogSourceName );
$2\k| @)s //写入事件日志
_Vxk4KjP5 eventLog.WriteEntry(messageText, LogEntryType);
9Fm><,0'u _"#ucM=B:- }
k!6wVJ|_Y catch {} //忽略任何异常
w/m~#`a }
S[W|=(f9 } //class ApplicationLog
$N1UEvC%Q }
+A,t9 3:k 9K
F`9Y 12.Panel 横向滚动,纵向自动扩展
A1,- qv1s <asp:panel style="overflow-x:scroll;overflow-y:auto;"></asp:panel>
xkzC+ _A *S@0o6v 13.回车转换成Tab
Z*(lg$A9M <script language="javascript" for="document" event="onkeydown">
7T3ub3\ if(event.keyCode==13 && event.srcElement.type!=’button’ && event.srcElement.type!=’submit’ && event.srcElement.type!=’reset’ && event.srcElement.type!=’’&& event.srcElement.type!=’textarea’);
~
-hH#5 event.keyCode=9;
|%~sU,Y\( </script>
kf<5`8 v/yt C/WH" onkeydown="if(event.keyCode==13) event.keyCode=9"
]o]*&[C D>Qc/+ 14.DataGrid超级连接列
W+0VrH
0F DataNavigateUrlField="字段名" DataNavigateUrlFormatString="
http://xx/inc/delete.aspx?ID={0}"
Dj9).lgc \kGi5G] 15.DataGrid行随鼠标变色
4X &\/X private void DGzf_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
p7;/| ]o3 {
*OQr:e<} if (e.Item.ItemType!=ListItemType.Header)
p}'uCT
ga {
-v(.]`Wo&; e.Item.Attributes.Add( "onmouseout","this.style.backgroundColor=\""+e.Item.Style["BACKGROUND-COLOR"]+"\"");
VfiMR%i} e.Item.Attributes.Add( "onmouseover","this.style.backgroundColor=\""+ "#EFF3F7"+"\"");
75V?K }
B^SD5 }
n8 eR?'4 MMfcY
3#% 16.模板列
1wa zJj=v <ASP:TEMPLATECOLUMN visible="False" sortexpression="demo" headertext="ID">
cR1dGNcp/@ <ITEMTEMPLATE>
THM\-abz <ASP:LABEL text=’<%# DataBinder.Eval(Container.DataItem, "ArticleID")%>’ runat="server" width="80%" id="lblColumn" />
+0Rr5^8u </ITEMTEMPLATE>
Uaho.(_GP </ASP:TEMPLATECOLUMN>
8@|rB3J *|RQ
) <ASP:TEMPLATECOLUMN headertext="选中">
x^|J- <HEADERSTYLE wrap="False" horizontalalign="Center"></HEADERSTYLE>
-m:i~^
u <ITEMTEMPLATE>
*8uSy/l <ASP:CHECKBOX id="chkExport" runat="server" />
DVNGV </ITEMTEMPLATE>
H3"[zg9L:a <EDITITEMTEMPLATE>
PL#8~e;' <ASP:CHECKBOX id="chkExportON" runat="server" enabled="true" />
F-)lRGw </EDITITEMTEMPLATE>
D/w4u;E@ </ASP:TEMPLATECOLUMN>
_|S>,D' -k
p~pe*T 后台代码
~R]E=/ m| protected void CheckAll_CheckedChanged(object sender, System.EventArgs e)
d))(hk: {
y#AwuC K //改变列的选定,实现全选或全不选。
BHE((3 CheckBox chkExport ;
T{={uzQeJJ if( CheckAll.Checked)
VJX{2$L {
B8^tIq
foreach(DataGridItem oDataGridItem in MyDataGrid.Items)
4'W| '4'b {
Hut
au^l chkExport = (CheckBox)oDataGridItem.FindControl("chkExport");
9lA@ K[ chkExport.Checked = true;
.F0V }
_=1SR\ }
nu] k<^I5| else
~ySmN}3~' {
8{HeHU foreach(DataGridItem oDataGridItem in MyDataGrid.Items)
BYEqTwhT& {
ujZki.x chkExport = (CheckBox)oDataGridItem.FindControl("chkExport");
[IVT0
i chkExport.Checked = false;
O~g_rcG }
_F^k>Lq&