1. 打开新的窗口并传送参数:
UI!6aVL. /635B*g 传送参数:
6m4Te| response.write("<script>window.open(’*.aspx?id="+this.DropDownList1.SelectIndex+"&id1="+...+"’)</script>")
rr |"r j~M#Ss-H8 接收参数:
I3Lg?bZ string a = Request.QueryString("id");
\\=.6cg<K string b = Request.QueryString("id1");
6(>3P s~S?D{! 2.为按钮添加对话框
NTqo`VWe Button1.Attributes.Add("onclick","return confirm(’确认?’)");
%x&F4U button.attributes.add("onclick","if(confirm(’are you sure...?’)){return true;}else{return false;}")
dCB&c^ U?bG`. X 3.删除表格选定记录
^C!mCTL1N int intEmpID = (int)MyDataGrid.DataKeys[e.Item.ItemIndex];
K*_-5e string deleteCmd = "DELETE from Employee where emp_id = " + intEmpID.ToString()
x!'7yx hVMYB_<~ 4.删除表格记录警告
X?tj$ private void DataGrid_ItemCreated(Object sender,DataGridItemEventArgs e)
o_iEkn {
pG/
NuImA switch(e.Item.ItemType)
yh S#&)O {
H76E+AY case ListItemType.Item :
}<vvxi case ListItemType.AlternatingItem :
Vy]A,Rn7 case ListItemType.EditItem:
B,3 t` TableCell myTableCell;
9'1hjd3k myTableCell = e.Item.Cells[14];
$bk>kbl P LinkButton myDeleteButton ;
aK]7vp+ myDeleteButton = (LinkButton)myTableCell.Controls[0];
E@:Q 'g% myDeleteButton.Attributes.Add("onclick","return confirm(’您是否确定要删除这条信息’);");
KwS`3 6: break;
zQ ,f5x default:
m&Lt6_vi break;
Z.!g9fi8> }
HtxLMzgz<< brb[})} }
ya:sW5fk j5kA^MTG 5.点击表格行链接另一页
^w>&?A'! private void grdCustomer_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
Ig<}dM.Z[ {
'<TD6jBs //点击表格打开
z1F9$^ if (e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
&]w#z=5SXi e.Item.Attributes.Add("onclick","window.open(’Default.aspx?id=" + e.Item.Cells[0].Text + "’);");
DL,[k
( }
gW kjUz) SaCx)8ul0 双击表格连接到另一页
'f 3HKn<L \I;cZ>{u"} 在itemDataBind事件中
h-7A9: if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
't7Z] G {
9qEOgJ string OrderItemID =e.item.cells[1].Text;
[6H}/_nD ...
_ j~4+H e.item.Attributes.Add("ondblclick", "location.href=’../ShippedGrid.aspx?id=" + OrderItemID + "’");
oew|23Ytb }
qmEoqU j~epbl)pC 双击表格打开新一页
0{Bf9cH if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
_74UdD{^o {
' PELf
P8 string OrderItemID =e.item.cells[1].Text;
>)LAjwhBp ...
a2o.a2
e.item.Attributes.Add("ondblclick", "open(’../ShippedGrid.aspx?id=" + OrderItemID + "’)");
>rKhlUD }
EJ G2^DSS /9 pbnzn ★特别注意:【?id=】 处不能为 【?id =】
X<Z(]`i 6.表格超连接列传递参数
mmHJh\2v <asp:HyperLinkColumn Target="_blank" headertext="ID号" DataTextField="id" NavigateUrl="aaa.aspx?id=’
V~85oUc\- <%# DataBinder.Eval(Container.DataItem, "数据字段1")%>’ & name=’<%# DataBinder.Eval(Container.DataItem, "数据字段2")%>’ />
GA\2i0ow Twx{' S 7.表格点击改变颜色
H<,bq*@ if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
`$at9 {
okz]Qc>G e.Item.Attributes.Add("onclick","this.style.backgroundColor=’#99cc00’;
mf}\s]_c this.style.color=’buttontext’;this.style.cursor=’default’;");
>PIPp7C }
8
}-7{ "J& (:(: 写在DataGrid的_ItemDataBound里
w,Q)@]_ if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
&3I$8v|!? {
c}%es=@ e.Item.Attributes.Add("onmouseover","this.style.backgroundColor=’#99cc00’;
UeA2c_
5 this.style.color=’buttontext’;this.style.cursor=’default’;");
zj{(p Z1 e.Item.Attributes.Add("onmouseout","this.style.backgroundColor=’’;this.style.color=’’;");
gGI8t@t: }
>60"p~t uoHqL IpQ :W~f;k 8.关于日期格式
eES'}[W> "qS!B.rt: 日期格式设定
jn^fgH? DataFormatString="{0:yyyy-MM-dd}"
iT.|vr1HG ^7Lk-a7gp 我觉得应该在itembound事件中
q[P~L`h S e.items.cell["你的列"].text=DateTime.Parse(e.items.cell["你的列"].text.ToString("yyyy-MM-dd"))
-KiRj!v| +8f>^*:u 9.获取错误信息并到指定页面
2 5Q+1 +`| mJa 不要使用Response.Redirect,而应该使用Server.Transfer
<7^Kt7k Ir27ZP e.g
@0|nq9l1 // in global.asax
g2=}G <*0 protected void Application_Error(Object sender, EventArgs e) {
\-OC|\{32 if (Server.GetLastError() is HttpUnhandledException)
0R|K0XH#$ Server.Transfer("MyErrorPage.aspx");
Z(HZB D-pX<0-y //其余的非HttpUnhandledException异常交给ASP.NET自己处理就okay了 :)
p.C1 nh }
cz#_<8'N Fj^AWv^/ 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
&hI>L 333u] 10.清空Cookie
yp p 4L|R Cookie.Expires=[DateTime];
4{Udz! Response.Cookies("UserName").Expires = 0
=&2$/YX0D ;g9% & 11.自定义异常处理
MtUY?O.P2 //自定义异常处理类
&2{]hRM using System;
c|lU(Tf using System.Diagnostics;
#W|!fILL q`^3ov^</ namespace MyAppException
WYLX?x {
\5hw9T&[B /// <summary>
.E$q&7@/j /// 从系统异常类ApplicationException继承的应用程序异常处理类。
2h)8Fq_" /// 自动将异常内容记录到Windows NT/2000的应用程序日志
BSKEh"f /// </summary>
1i'Zei) public class AppException:System.ApplicationException
JpK[&/Ct {
4.Z(:g public AppException()
nLJBq)i {
~C|,b" if (ApplicationConfiguration.EventLogEnabled)LogEvent("出现一个未知错误。");
E0YU[([G }
u s`} @6b[GekZ< public AppException(string message)
Q>=-ext}q {
cy3M^_5B< LogEvent(message);
fK_~lGY( }
hgO?+x 6m+W#]^ public AppException(string message,Exception innerException)
"0-y*1/m {
~^7r?<aKc LogEvent(message);
:B.G)M\ if (innerException != null)
AS|Rd+. {
y]'CXCml) LogEvent(innerException.Message);
dIJGB== }
H&bh<KPMh }
7/"@yVBW yp+F<5o //日志记录类
P}@*Z>j:# using System;
a#y{pT2 b using System.Configuration;
=dGKF`tR using System.Diagnostics;
s}(X]Gx1 using System.IO;
~ziexZ=N using System.Text;
8l23%iWxe using System.Threading;
JZ=5Bpw )%VCzye*{ namespace MyEventLog
GV8)Kor% {
kA^A mfba /// <summary>
a,n93-m(m /// 事件日志记录类,提供事件日志记录支持
gz61FW /// <remarks>
5B*qbM /// 定义了4个日志记录方法 (error, warning, info, trace)
o&$hYy"<.L /// </remarks>
fHfY}BQS /// </summary>
y5u\j{?Te public class ApplicationLog
|I^y0Q:K {
!SF^a6jT /// <summary>
{mSJUK?TKl /// 将错误信息记录到Win2000/NT事件日志中
8lwM{?k$ /// <param name="message">需要记录的文本信息</param>
dy:d=Z /// </summary>
_Adsq8sFW public static void WriteError(String message)
K-(;D4/sQE {
d>!p=O`>{q WriteLog(TraceLevel.Error, message);
H$tb;: }
5v9uHxy N9]xJgTze /// <summary>
4ht\&2&: /// 将警告信息记录到Win2000/NT事件日志中
O]qPmEj /// <param name="message">需要记录的文本信息</param>
/9_#U#vhY /// </summary>
2B` 8eb public static void WriteWarning(String message)
+< KNY {
"}zda*z8 WriteLog(TraceLevel.Warning, message);
VAKy^nR5j }
xl2g0? 1;Xgc@ /// <summary>
m r4b /// 将提示信息记录到Win2000/NT事件日志中
+(mL~td01 /// <param name="message">需要记录的文本信息</param>
dJl^ADX[@ /// </summary>
({M?Q>s public static void WriteInfo(String message)
[H,u)8) {
!8$RBD % WriteLog(TraceLevel.Info, message);
}q'WC4. }
GuO`jz F /// <summary>
wiE]z /// 将跟踪信息记录到Win2000/NT事件日志中
yd>}wHt /// <param name="message">需要记录的文本信息</param>
><Uk*mwL /// </summary>
T"!EK& public static void WriteTrace(String message)
l!IGc: {
'ere!:GJD WriteLog(TraceLevel.Verbose, message);
O&'/J8 }
l~1AT% KzVTkDn, /// <summary>
yr{B5z, /// 格式化记录到事件日志的文本信息格式
bx>i6
R2 /// <param name="ex">需要格式化的异常对象</param>
J#7y<
s /// <param name="catchInfo">异常信息标题字符串.</param>
@!\K>G >9[ /// <retvalue>
-0 0}if7 /// <para>格式后的异常信息字符串,包括异常内容和跟踪堆栈.</para>
GZ8:e3ri /// </retvalue>
I7mG/ /// </summary>
%-j&e44 public static String FormatException(Exception ex, String catchInfo)
gj+3y9 {
I/B1qw;MN StringBuilder strBuilder = new StringBuilder();
xK;e\^v if (catchInfo != String.Empty)
"^%Z'ou {
~>%DKJe strBuilder.Append(catchInfo).Append("\r\n");
Zq*eX\#C }
3k'.(P|F strBuilder.Append(ex.Message).Append("\r\n").Append(ex.StackTrace);
A1A3~9HuK return strBuilder.ToString();
aws"3O%
uW }
.7Kk2Y A}G|Yfn /// <summary>
E*|tOj9`1n /// 实际事件日志写入方法
Q)^g3J /// <param name="level">要记录信息的级别(error,warning,info,trace).</param>
.mPg0 /// <param name="messageText">要记录的文本.</param>
x~/+RF XF /// </summary>
onl>54M^ private static void WriteLog(TraceLevel level, String messageText)
f0oek{ {
^\wl2 try
inF6M8
A1 {
A/ 0qk EventLogEntryType LogEntryType;
J_ J+cRwq switch (level)
?63&g{vA {
\##`pa(8 case TraceLevel.Error:
HomN/wKh LogEntryType = EventLogEntryType.Error;
sR*Nq5F#9 break;
Ze
?
g case TraceLevel.Warning:
arh@`'Q LogEntryType = EventLogEntryType.Warning;
@E_zR break;
E
_iO@ case TraceLevel.Info:
mU G
%LM LogEntryType = EventLogEntryType.Information;
8QF`,oXQO break;
7GZq|M_:y case TraceLevel.Verbose:
Z2p> n`D LogEntryType = EventLogEntryType.SuccessAudit;
z{?4*Bq break;
yP\Up default:
T:!MBWYe | LogEntryType = EventLogEntryType.SuccessAudit;
509Q0 [k break;
QnKC#
}
_Bk
U+=|J BUC,M:J+H EventLog eventLog = new EventLog("Application", ApplicationConfiguration.EventLogMachineName, ApplicationConfiguration.EventLogSourceName );
tWD|qg_ //写入事件日志
9?`RR/w eventLog.WriteEntry(messageText, LogEntryType);
'IQsve7cI xb$yu.c }
.>]N+:O catch {} //忽略任何异常
OVs wt }
R^P_{_I*" } //class ApplicationLog
8$}OS- }
'b[0ci: #*,sa 12.Panel 横向滚动,纵向自动扩展
:oa9#c`L <asp:panel style="overflow-x:scroll;overflow-y:auto;"></asp:panel>
(5`T+pAsV N z~"vi(t 13.回车转换成Tab
`WlE|
G[ <script language="javascript" for="document" event="onkeydown">
/f3m)pT if(event.keyCode==13 && event.srcElement.type!=’button’ && event.srcElement.type!=’submit’ && event.srcElement.type!=’reset’ && event.srcElement.type!=’’&& event.srcElement.type!=’textarea’);
#`/QOTnm2c event.keyCode=9;
@ {}rG8 </script>
3jPB#%F X?dfcS*!n onkeydown="if(event.keyCode==13) event.keyCode=9"
|}S1o0v{(a R^8B3-aA`
14.DataGrid超级连接列
^
KH>1!
DataNavigateUrlField="字段名" DataNavigateUrlFormatString="
http://xx/inc/delete.aspx?ID={0}"
crn k|o CLK^ gZ 15.DataGrid行随鼠标变色
[7\>"v6 private void DGzf_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
e4.&aIC[ {
6
=gp:I if (e.Item.ItemType!=ListItemType.Header)
Do;#NLrWb {
=nhzMU9c\y e.Item.Attributes.Add( "onmouseout","this.style.backgroundColor=\""+e.Item.Style["BACKGROUND-COLOR"]+"\"");
y1,5$0@G e.Item.Attributes.Add( "onmouseover","this.style.backgroundColor=\""+ "#EFF3F7"+"\"");
U e*$&VlT }
r!K|E95oj9 }
&!1}`4$[T R6@uM<