1. 打开新的窗口并传送参数:
Lbk?( TL r4/G&m[V 传送参数:
L
A-H response.write("<script>window.open(’*.aspx?id="+this.DropDownList1.SelectIndex+"&id1="+...+"’)</script>")
{h/[!I` W]MKc&R 接收参数:
j|"#S4IX)F string a = Request.QueryString("id");
HbQ `b string b = Request.QueryString("id1");
Pn|A>.)z j:K>3?
2.为按钮添加对话框
Xh"JyDTj3 Button1.Attributes.Add("onclick","return confirm(’确认?’)");
cjfYE] button.attributes.add("onclick","if(confirm(’are you sure...?’)){return true;}else{return false;}")
!Kr|04Qp#x >aXyi3B 3.删除表格选定记录
j\&
` int intEmpID = (int)MyDataGrid.DataKeys[e.Item.ItemIndex];
<?'d\B string deleteCmd = "DELETE from Employee where emp_id = " + intEmpID.ToString()
8o43J;mA b,"gBg 4.删除表格记录警告
m UY+v>F private void DataGrid_ItemCreated(Object sender,DataGridItemEventArgs e)
a;JB8 {
ek!x:G$' switch(e.Item.ItemType)
_$%.F|: {
1'DD9d{qN case ListItemType.Item :
KDr?<"2L case ListItemType.AlternatingItem :
=.`(KXT case ListItemType.EditItem:
GlkTpX^b TableCell myTableCell;
SV#$Cf g myTableCell = e.Item.Cells[14];
;sd[Q01 LinkButton myDeleteButton ;
(os}s8cIh myDeleteButton = (LinkButton)myTableCell.Controls[0];
/f_w@TR\{ myDeleteButton.Attributes.Add("onclick","return confirm(’您是否确定要删除这条信息’);");
S}6Ty2.\ break;
5%,5Xe4p default:
>d-By break;
e;L++D }
\6o%gpUkD .l?sYe64S }
+(n&>75 *R1m= 5.点击表格行链接另一页
0Oy.&C T private void grdCustomer_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
^o&3 +s}M {
zOJ4I^^ //点击表格打开
d-/{@
if (e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
| a001_Wv e.Item.Attributes.Add("onclick","window.open(’Default.aspx?id=" + e.Item.Cells[0].Text + "’);");
~ 8L]!OQ9= }
Y,BzBUWK iUDN m|e 双击表格连接到另一页
ROcI.tL {*utke]}* 在itemDataBind事件中
/)RyRS8c if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
XY %er {
ipzv]c& string OrderItemID =e.item.cells[1].Text;
}-YM>q ...
J>_|hg= e.item.Attributes.Add("ondblclick", "location.href=’../ShippedGrid.aspx?id=" + OrderItemID + "’");
ptJ58U$Bb
}
#dyz )F_vWbg 双击表格打开新一页
ToMvP B); if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
%siBCjvo= {
(gW#T\Eln string OrderItemID =e.item.cells[1].Text;
Gy}WZ9{ ...
l~
3 H" e.item.Attributes.Add("ondblclick", "open(’../ShippedGrid.aspx?id=" + OrderItemID + "’)");
\j
C[|LM& }
y04md A6< u|]{|Ya'% ★特别注意:【?id=】 处不能为 【?id =】
&1nZ%J9 6.表格超连接列传递参数
`)5,!QPQ7u <asp:HyperLinkColumn Target="_blank" headertext="ID号" DataTextField="id" NavigateUrl="aaa.aspx?id=’
Nr~9] S <%# DataBinder.Eval(Container.DataItem, "数据字段1")%>’ & name=’<%# DataBinder.Eval(Container.DataItem, "数据字段2")%>’ />
VpmwN`
as#_Fer`U 7.表格点击改变颜色
C8ss6+k& if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
I*h%e,yIO {
iczJXA+ e.Item.Attributes.Add("onclick","this.style.backgroundColor=’#99cc00’;
Ot,_=PP this.style.color=’buttontext’;this.style.cursor=’default’;");
_8zZ.~) }
}ACWSk WK >~%!#,C(|U 写在DataGrid的_ItemDataBound里
sA^_I6>M" if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
?a)X)#lQ {
_6U=7<f e.Item.Attributes.Add("onmouseover","this.style.backgroundColor=’#99cc00’;
^7b[spqE this.style.color=’buttontext’;this.style.cursor=’default’;");
Cn\5Vyrl e.Item.Attributes.Add("onmouseout","this.style.backgroundColor=’’;this.style.color=’’;");
D1xIRyc/ }
~vL7$-: 1#nR$ %IAZU c 8.关于日期格式
B!PT| SynL%Y9)|, 日期格式设定
ajr);xd DataFormatString="{0:yyyy-MM-dd}"
4k$i:st; |ZJ<J)y 我觉得应该在itembound事件中
v3zd>fDnRp e.items.cell["你的列"].text=DateTime.Parse(e.items.cell["你的列"].text.ToString("yyyy-MM-dd"))
.~3s~y*s $*k(h|XfwW 9.获取错误信息并到指定页面
-_%8Q#" MKdS_&F;~ 不要使用Response.Redirect,而应该使用Server.Transfer
adCTo 3bWYRW e.g
cA,`!dG2, // in global.asax
62-,!N 1- protected void Application_Error(Object sender, EventArgs e) {
!
.q,m>?+ if (Server.GetLastError() is HttpUnhandledException)
vk:k ~
Server.Transfer("MyErrorPage.aspx");
Q4H(JD1f) r%:Q(|v? //其余的非HttpUnhandledException异常交给ASP.NET自己处理就okay了 :)
E*B6k!: }
_ ^2\/@ S]"U(JmW\ Redirect会导致post-back的产生从而丢失了错误信息,所以页面导向应该直接在服务器端执行,这样就可以在错误处理页面得到出错信息并进行相应的处理
v0aV>-v p1BMQ?=($ 10.清空Cookie
>$/<~j] Cookie.Expires=[DateTime];
fen~k#|l Response.Cookies("UserName").Expires = 0
<2.87: z~m{'O` 11.自定义异常处理
#7*{ $v //自定义异常处理类
eb` ! using System;
x$SxGc~4gb using System.Diagnostics;
}CM</ av8\?xmo.$ namespace MyAppException
xj!G9x<! {
V7gv@<1<y /// <summary>
JmP[ 9" /// 从系统异常类ApplicationException继承的应用程序异常处理类。
#F^0uUjq /// 自动将异常内容记录到Windows NT/2000的应用程序日志
2 -C*RHRx /// </summary>
prdc}~J8{ public class AppException:System.ApplicationException
Y[R;UJE`5 {
2{Johqf public AppException()
Gi+ZI{) {
#Fwf]{J if (ApplicationConfiguration.EventLogEnabled)LogEvent("出现一个未知错误。");
m~f J_ }
ZzO^IZKlC [Yyb)Qf public AppException(string message)
z\Z+>A {
b2~5 LZ LogEvent(message);
7/dp_I}cO }
3(1UIu Iz&<rL;s public AppException(string message,Exception innerException)
q0@b d2} {
)9+H[ LogEvent(message);
hAD gi^ if (innerException != null)
\M~uNWv| {
%< Jj[F LogEvent(innerException.Message);
1:4u]$@E }
>dwY(a }
+d3h @gp zvT8r(<n} //日志记录类
|C7=$DgwY using System;
6`5DR~ using System.Configuration;
* K0aR! using System.Diagnostics;
3
op{h6 using System.IO;
*?o 'sTH using System.Text;
hjp,v)# using System.Threading;
la`f@~Bbr1 b>nwX9Y/U namespace MyEventLog
MFqb_q+ {
jr^btVOI#\ /// <summary>
v5*JBW+c* /// 事件日志记录类,提供事件日志记录支持
LKst
QP!I /// <remarks>
KnUVR!H| /// 定义了4个日志记录方法 (error, warning, info, trace)
au/5` /// </remarks>
'NDr$Qc3 /// </summary>
O*c<m, public class ApplicationLog
l)Mi?B~N {
i L'j9_w, /// <summary>
!~Kg_*IT /// 将错误信息记录到Win2000/NT事件日志中
~FnY'F<35 /// <param name="message">需要记录的文本信息</param>
]m#*4 /// </summary>
@[]#[7 public static void WriteError(String message)
H1$n6J {
MK <\:g WriteLog(TraceLevel.Error, message);
1/c+ug!y }
=lx~tSiS ra^"Vr /// <summary>
mH )i /// 将警告信息记录到Win2000/NT事件日志中
Zl?9ibm;@ /// <param name="message">需要记录的文本信息</param>
y_2B@cj /// </summary>
18>v\Hi< public static void WriteWarning(String message)
BxB B]( {
mnU8i=v0A WriteLog(TraceLevel.Warning, message);
0+KSD{ }
H"wIa8A XjTu`?Na; /// <summary>
dAi.^! ! /// 将提示信息记录到Win2000/NT事件日志中
[x
-<O:r=P /// <param name="message">需要记录的文本信息</param>
|?ZNGPt /// </summary>
1eI_F8I U public static void WriteInfo(String message)
Twk<< {
3]kN9n{ WriteLog(TraceLevel.Info, message);
n_*.i1\'w }
)QI#szv6 /// <summary>
v(P <_}G /// 将跟踪信息记录到Win2000/NT事件日志中
Qki?
>j" /// <param name="message">需要记录的文本信息</param>
]N:Wt2
/// </summary>
rnBp2'EM public static void WriteTrace(String message)
Y /l~R7 {
8[:G/8VI WriteLog(TraceLevel.Verbose, message);
t"YN:y8- }
ts
r{-4V AsI.8" /// <summary>
`tl -] ^Y2 /// 格式化记录到事件日志的文本信息格式
=Ea,8bpn /// <param name="ex">需要格式化的异常对象</param>
'30JJ0 /// <param name="catchInfo">异常信息标题字符串.</param>
#It!D5A /// <retvalue>
DH:9iX ' /// <para>格式后的异常信息字符串,包括异常内容和跟踪堆栈.</para>
N[N4!k )!$ /// </retvalue>
nD}<zj$D2 /// </summary>
R#s_pW{op public static String FormatException(Exception ex, String catchInfo)
A:5P {
(iht
LFp StringBuilder strBuilder = new StringBuilder();
VOT9cP^6 if (catchInfo != String.Empty)
Mo4c8wp&SM {
CiTWjE?|7 strBuilder.Append(catchInfo).Append("\r\n");
NWj4U3x }
7H4kj7UK strBuilder.Append(ex.Message).Append("\r\n").Append(ex.StackTrace);
uxL3 8d] return strBuilder.ToString();
juxAyds }
m3XT8F*& & d* bQv$ /// <summary>
o5G]|JM_ /// 实际事件日志写入方法
He&A>bA)z /// <param name="level">要记录信息的级别(error,warning,info,trace).</param>
ScRK1 /// <param name="messageText">要记录的文本.</param>
.ZM0cwF /// </summary>
|*L/
m0'L private static void WriteLog(TraceLevel level, String messageText)
rY)m"'puP {
m;PTO$-- try
5Hs!s+ {
\U'*B}Sz EventLogEntryType LogEntryType;
GqgJ ]m switch (level)
Yx](3w ID {
<80M$a
g case TraceLevel.Error:
Pt'=_^Io LogEntryType = EventLogEntryType.Error;
}MtORqK break;
#q8/=,3EG case TraceLevel.Warning:
Se(apQH LogEntryType = EventLogEntryType.Warning;
!k#N]
9D3 break;
<f0yh"?6VH case TraceLevel.Info:
J$-1odL0Z LogEntryType = EventLogEntryType.Information;
am/D$ (l1 break;
N8X)/W case TraceLevel.Verbose:
z'0
=3 LogEntryType = EventLogEntryType.SuccessAudit;
'Y/8gD~. break;
<<H'Z default:
8qT^=K
$ LogEntryType = EventLogEntryType.SuccessAudit;
x_= 3!) break;
.L^F4 }
vb`: +\J+?jOC4S EventLog eventLog = new EventLog("Application", ApplicationConfiguration.EventLogMachineName, ApplicationConfiguration.EventLogSourceName );
yaAg!mW //写入事件日志
zF&_9VNk=c eventLog.WriteEntry(messageText, LogEntryType);
q2M%AvR g5
y*-t }
>,f5 5 catch {} //忽略任何异常
bLUyZ3m! }
~~#/jULbV } //class ApplicationLog
+@<@x4yt }
axv-UdE; ##U/Wa3 12.Panel 横向滚动,纵向自动扩展
`U{#; <asp:panel style="overflow-x:scroll;overflow-y:auto;"></asp:panel>
epP_~TU Y }8HJTMB 13.回车转换成Tab
+lJD7=%K]Z <script language="javascript" for="document" event="onkeydown">
2F:X:f if(event.keyCode==13 && event.srcElement.type!=’button’ && event.srcElement.type!=’submit’ && event.srcElement.type!=’reset’ && event.srcElement.type!=’’&& event.srcElement.type!=’textarea’);
b =:%*gq, event.keyCode=9;
RG-,<G` </script>
x^
sTGd dz?Ey~;M onkeydown="if(event.keyCode==13) event.keyCode=9"
wT:mfS09N ^0/!:*? 14.DataGrid超级连接列
7[8d-Sf24{ DataNavigateUrlField="字段名" DataNavigateUrlFormatString="
http://xx/inc/delete.aspx?ID={0}"
83Fmu/( dVBr-+ 15.DataGrid行随鼠标变色
7gt%[r M private void DGzf_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
--TY[b {
>
!WFY if (e.Item.ItemType!=ListItemType.Header)
u6*mHkM {
smX&B,&@ e.Item.Attributes.Add( "onmouseout","this.style.backgroundColor=\""+e.Item.Style["BACKGROUND-COLOR"]+"\"");
~uJO6C6A e.Item.Attributes.Add( "onmouseover","this.style.backgroundColor=\""+ "#EFF3F7"+"\"");
wr2F]1bh@ }
1(4IcIR5T; }
?gS~9jgcd 1i
6>~ 16.模板列
pbqJtBBDDS <ASP:TEMPLATECOLUMN visible="False" sortexpression="demo" headertext="ID">
7[(<t+ <ITEMTEMPLATE>
Xyw;Nh!!d <ASP:LABEL text=’<%# DataBinder.Eval(Container.DataItem, "ArticleID")%>’ runat="server" width="80%" id="lblColumn" />
"R-Pe\W </ITEMTEMPLATE>
h>n<5{zqM </ASP:TEMPLATECOLUMN>
R<ZyP~ !:|D[1m <ASP:TEMPLATECOLUMN headertext="选中">
$9<P3J 1 <HEADERSTYLE wrap="False" horizontalalign="Center"></HEADERSTYLE>
RZI4N4o <ITEMTEMPLATE>
QBTjiaYGa' <ASP:CHECKBOX id="chkExport" runat="server" />
;5=5HYx% </ITEMTEMPLATE>
zA&]#mc <EDITITEMTEMPLATE>
Fx@@.O6 <ASP:CHECKBOX id="chkExportON" runat="server" enabled="true" />
{IQCA-AI </EDITITEMTEMPLATE>
}I#,o!)Vd </ASP:TEMPLATECOLUMN>
W
sDFui I)f54AX 后台代码
QCvst* protected void CheckAll_CheckedChanged(object sender, System.EventArgs e)
{i:Ayhq~& {
Rm=[Sj84 //改变列的选定,实现全选或全不选。
q=uJ^N CheckBox chkExport ;
i>AKXJ+ if( CheckAll.Checked)
08;t%[R {
~@EBW3>~5 foreach(DataGridItem oDataGridItem in MyDataGrid.Items)
Z~ {[YsG {
I i J%.U chkExport = (CheckBox)oDataGridItem.FindControl("chkExport");
$4]"g}_ chkExport.Checked = true;
^+Stvj:N }
mX
QVL.P\ }
.k:Uj-& else
6R%NjEW: {
I=wA)Bli1p foreach(DataGridItem oDataGridItem in MyDataGrid.Items)
>tVD[wVF0 {
uHpSE?y/ chkExport = (CheckBox)oDataGridItem.FindControl("chkExport");
)x&OdFX chkExport.Checked = false;
~0XV[$`L }
/km'#f)/ }
.eM
A*C~n }
>-<