1. 打开新的窗口并传送参数:
VKRj
1LXz >i=^Mh-bm 传送参数:
oyV@BHJO@ response.write("<script>window.open(’*.aspx?id="+this.DropDownList1.SelectIndex+"&id1="+...+"’)</script>")
xgP/BK2" 44axOk!G[/ 接收参数:
Q-78B'!= string a = Request.QueryString("id");
vG9A'R'P string b = Request.QueryString("id1");
|NFX"wv:c< >AIkkQT 2.为按钮添加对话框
\v.16o bH Button1.Attributes.Add("onclick","return confirm(’确认?’)");
o<2H~2/ button.attributes.add("onclick","if(confirm(’are you sure...?’)){return true;}else{return false;}")
DP`$gd RMU]GCa 3.删除表格选定记录
zMasA int intEmpID = (int)MyDataGrid.DataKeys[e.Item.ItemIndex];
o =)hUr string deleteCmd = "DELETE from Employee where emp_id = " + intEmpID.ToString()
I8
Ai_^P Ftu~nh} 4.删除表格记录警告
g,/gApa private void DataGrid_ItemCreated(Object sender,DataGridItemEventArgs e)
(.Yt|
"j {
Q.:SIBP switch(e.Item.ItemType)
8;>vgD {
Fa78yY+6 case ListItemType.Item :
Mrpn^C2) case ListItemType.AlternatingItem :
!7XAc,y case ListItemType.EditItem:
qXO@FW] TableCell myTableCell;
@WVpDhG myTableCell = e.Item.Cells[14];
ImQ?<g8$ LinkButton myDeleteButton ;
`Cy-*$$ myDeleteButton = (LinkButton)myTableCell.Controls[0];
++ !BSQ e myDeleteButton.Attributes.Add("onclick","return confirm(’您是否确定要删除这条信息’);");
)HWf`;VQ break;
@mM'V5_# default:
xv;'27mUt break;
7kapa59 }
v#i,pBj 2OFrv=F }
.} <$2. J5PXmL 5.点击表格行链接另一页
boAu private void grdCustomer_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
`PK1zSr {
T^YdAQeE //点击表格打开
mD`v>L if (e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
*ZP$dQ e.Item.Attributes.Add("onclick","window.open(’Default.aspx?id=" + e.Item.Cells[0].Text + "’);");
m }I@:s2 }
'&4W@lvyz I\J^@&JE 双击表格连接到另一页
;~Y0H9` P wL]v. : 在itemDataBind事件中
o!6gl]U'y9 if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
@MMk=/WDw {
;A)w:"m string OrderItemID =e.item.cells[1].Text;
3x2*K_A5:Q ...
7,U^v}$ e.item.Attributes.Add("ondblclick", "location.href=’../ShippedGrid.aspx?id=" + OrderItemID + "’");
4kZX$ct} }
Z^w11} U6V+jD}L] 双击表格打开新一页
g2;!AI5f if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
#`R`!4 {
v:0. string OrderItemID =e.item.cells[1].Text;
~_^#/BnAl ...
B;.]<k'3 e.item.Attributes.Add("ondblclick", "open(’../ShippedGrid.aspx?id=" + OrderItemID + "’)");
`0a=A#]1o }
/Zs;dam ./nq*4= ★特别注意:【?id=】 处不能为 【?id =】
QV/o; 6.表格超连接列传递参数
%7WQb]y <asp:HyperLinkColumn Target="_blank" headertext="ID号" DataTextField="id" NavigateUrl="aaa.aspx?id=’
}nNZp <%# DataBinder.Eval(Container.DataItem, "数据字段1")%>’ & name=’<%# DataBinder.Eval(Container.DataItem, "数据字段2")%>’ />
B[k {u#Kp )!2$yD 7.表格点击改变颜色
YB{hQ<W if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
a~>. {
n<47#- e.Item.Attributes.Add("onclick","this.style.backgroundColor=’#99cc00’;
w~EBm=v_> this.style.color=’buttontext’;this.style.cursor=’default’;");
PScq-*^ }
t.'| [pOV JD1IL` ta; 写在DataGrid的_ItemDataBound里
2L}F=$zz if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
kc#<Gr&Z& {
}!{9tc$<b e.Item.Attributes.Add("onmouseover","this.style.backgroundColor=’#99cc00’;
B;f\H,/59 this.style.color=’buttontext’;this.style.cursor=’default’;");
U_!Wg| e.Item.Attributes.Add("onmouseout","this.style.backgroundColor=’’;this.style.color=’’;");
Q
_Yl:c }
LPr34BK +RLHe]9& \[</|]'[ 8.关于日期格式
#4uuT?! Sb@:ercC, 日期格式设定
CSF-2lSG DataFormatString="{0:yyyy-MM-dd}"
FJ]BB4
K 6^
UQ{P1; 我觉得应该在itembound事件中
6;rJIk@Fx= e.items.cell["你的列"].text=DateTime.Parse(e.items.cell["你的列"].text.ToString("yyyy-MM-dd"))
9 -7.4!]I ~RdJP'YF- 9.获取错误信息并到指定页面
!bEy~. x>MrB 不要使用Response.Redirect,而应该使用Server.Transfer
4t3Y/X bs{i@1$ e.g
_?]E)i'RI // in global.asax
>|h$d:~n protected void Application_Error(Object sender, EventArgs e) {
Ak(_![Q:q\ if (Server.GetLastError() is HttpUnhandledException)
>jI(^8? Server.Transfer("MyErrorPage.aspx");
yTj!(C .Y!]{c //其余的非HttpUnhandledException异常交给ASP.NET自己处理就okay了 :)
p'PHBb8I }
OhUEp g[ aKi&2>c5> 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
iDp'M`(6h uLok0"} 10.清空Cookie
xb`,9.a7 Cookie.Expires=[DateTime];
ktQMkEj# Response.Cookies("UserName").Expires = 0
cs0;:H*N* 09FHE/L 11.自定义异常处理
Ww8<f$ //自定义异常处理类
05_aL` &eb using System;
C(o]3):? using System.Diagnostics;
Zx&gr|)} Af'L=0 namespace MyAppException
p9c`rl_N {
')!+>b(P /// <summary>
F$[1KjS /// 从系统异常类ApplicationException继承的应用程序异常处理类。
2flgfB}2k /// 自动将异常内容记录到Windows NT/2000的应用程序日志
pO^gooV\ /// </summary>
b|7c]l public class AppException:System.ApplicationException
%"#%/>U4 {
5\hJ& public AppException()
6:Eu[PE~w {
Aj| Gqw> if (ApplicationConfiguration.EventLogEnabled)LogEvent("出现一个未知错误。");
e) Q{yO }
.9r+LA{ ;IklS*p] public AppException(string message)
&OpGcbf1 {
Ur^~fW1o LogEvent(message);
6 <&jY }
t^N
92$| WO=X*One public AppException(string message,Exception innerException)
VKzY6 {
z
D&5R/I LogEvent(message);
!nX}\lw if (innerException != null)
z@WuKRsi {
6$42-a%b LogEvent(innerException.Message);
~nul[>z }
fb8"hO]s }
6]`XW0{C kGaK(^w //日志记录类
V4c$V]7 using System;
cRt[{HE using System.Configuration;
e+Qq a4 using System.Diagnostics;
Z' cQ<
f using System.IO;
oSGx7dj+ using System.Text;
/ {|<3CEe using System.Threading;
EvA{@g4> bwHl}3 namespace MyEventLog
G8Hj<3` {
Q<TD5t9 /// <summary>
y]1:IJL2; /// 事件日志记录类,提供事件日志记录支持
TRB)cJZ? /// <remarks>
d=?Kk4Ag /// 定义了4个日志记录方法 (error, warning, info, trace)
"S#}iYp /// </remarks>
",U>;` /// </summary>
2|J>e(&akY public class ApplicationLog
T(<
[k:` {
N*d
)<8_ /// <summary>
;W ZA /// 将错误信息记录到Win2000/NT事件日志中
N#C"@,}Y /// <param name="message">需要记录的文本信息</param>
-N'xQ(#n3q /// </summary>
41\r7
BS public static void WriteError(String message)
>G4EiJS {
Gp}:U>V) WriteLog(TraceLevel.Error, message);
3Thb0\<" }
Vfm (K -Oj}PGj$e\ /// <summary>
fT7Z6$ /// 将警告信息记录到Win2000/NT事件日志中
sIx8,3`&y /// <param name="message">需要记录的文本信息</param>
axf 4N@ /// </summary>
/CpU.^V public static void WriteWarning(String message)
DA>_9o/l {
o6{[7jI WriteLog(TraceLevel.Warning, message);
Mi|PhDXMh }
>]6inS9 [&IJy /// <summary>
bnll-G| /// 将提示信息记录到Win2000/NT事件日志中
U g'y /// <param name="message">需要记录的文本信息</param>
<<xUh|zE /// </summary>
B/P E{ / public static void WriteInfo(String message)
9XU"Ppv {
942(a WriteLog(TraceLevel.Info, message);
Ww8C}2g3 }
5C03)Go3Z /// <summary>
"rV-D1Dki /// 将跟踪信息记录到Win2000/NT事件日志中
YMlnC7?_/ /// <param name="message">需要记录的文本信息</param>
7/p&]0w /// </summary>
wHGiN9A+ public static void WriteTrace(String message)
(:JX;<- {
^TC<_]7 WriteLog(TraceLevel.Verbose, message);
-ahSFBZlg }
l4 @ y">_$ /// <summary>
FiN^}Kh /// 格式化记录到事件日志的文本信息格式
Eb9 eEa<W /// <param name="ex">需要格式化的异常对象</param>
L|O'X4"&_ /// <param name="catchInfo">异常信息标题字符串.</param>
%/b3G*$W /// <retvalue>
$d<vPpJ3 /// <para>格式后的异常信息字符串,包括异常内容和跟踪堆栈.</para>
Ek0zFnb[Gx /// </retvalue>
QKj8~l( /// </summary>
);8Nj
zX1 public static String FormatException(Exception ex, String catchInfo)
OxGS{zs {
\S]"nHX StringBuilder strBuilder = new StringBuilder();
f-w-K)y$ht if (catchInfo != String.Empty)
XkG:1H;Q% {
=qQH,{]c6 strBuilder.Append(catchInfo).Append("\r\n");
ck=x_HB1 }
Dd1\$RBo strBuilder.Append(ex.Message).Append("\r\n").Append(ex.StackTrace);
i|- 6 return strBuilder.ToString();
'N-nFc^ }
i)vbmV Td7f /// <summary>
;7Hse^Oc /// 实际事件日志写入方法
Z0Tpz2m /// <param name="level">要记录信息的级别(error,warning,info,trace).</param>
m)5,ut/ /// <param name="messageText">要记录的文本.</param>
pN-l82]' /// </summary>
!,;>)R private static void WriteLog(TraceLevel level, String messageText)
4|?y
[j6 {
~ULD{Ov'F try
9VEx0mkdd {
'p%\fb6` EventLogEntryType LogEntryType;
P;A9t #\ switch (level)
sj"zgE) {
{_ &*"bK case TraceLevel.Error:
m|:O:< LogEntryType = EventLogEntryType.Error;
;WF3w break;
G5C=p:o{/ case TraceLevel.Warning:
PrA?e{B5m LogEntryType = EventLogEntryType.Warning;
lT`y=qR| break;
Ya%-/u case TraceLevel.Info:
3WOm`< LogEntryType = EventLogEntryType.Information;
#FAy
]7/O break;
8uj;RG case TraceLevel.Verbose:
[,s{/32s LogEntryType = EventLogEntryType.SuccessAudit;
j -H2h break;
a&'!g)d default:
q<5AB{Oj? LogEntryType = EventLogEntryType.SuccessAudit;
GFq,Ca~ break;
oxs0)B }
:\]TAQd- T^"-; EventLog eventLog = new EventLog("Application", ApplicationConfiguration.EventLogMachineName, ApplicationConfiguration.EventLogSourceName );
6c[&[L% //写入事件日志
X?2ub/Nr#Y eventLog.WriteEntry(messageText, LogEntryType);
E%A] 8y7 {S+ $C }
!$q *~F"S catch {} //忽略任何异常
cO&(&*J r }
4,nUCT } //class ApplicationLog
*wSz2o), }
\yQs[l%J )D_\~n/5 12.Panel 横向滚动,纵向自动扩展
5:oteNc3 <asp:panel style="overflow-x:scroll;overflow-y:auto;"></asp:panel>
cph&\
V2jt +,"O#`sy< 13.回车转换成Tab
S:.Vt&+NJ <script language="javascript" for="document" event="onkeydown">
<)f1skJsP if(event.keyCode==13 && event.srcElement.type!=’button’ && event.srcElement.type!=’submit’ && event.srcElement.type!=’reset’ && event.srcElement.type!=’’&& event.srcElement.type!=’textarea’);
-&AgjzN! event.keyCode=9;
6RA4@bIG </script>
Ys+2/>! y4jJ& onkeydown="if(event.keyCode==13) event.keyCode=9"
RM5$O+" IB'gY0* 14.DataGrid超级连接列
|%V-|\GJ~j DataNavigateUrlField="字段名" DataNavigateUrlFormatString="
http://xx/inc/delete.aspx?ID={0}"
g>@T5&1q* O]|T ! 15.DataGrid行随鼠标变色
l\Q-- private void DGzf_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
W7\s=t\ {
T>$S&U if (e.Item.ItemType!=ListItemType.Header)
^ UB*Q {
ZxDh94w/ e.Item.Attributes.Add( "onmouseout","this.style.backgroundColor=\""+e.Item.Style["BACKGROUND-COLOR"]+"\"");
B7y^)/ e.Item.Attributes.Add( "onmouseover","this.style.backgroundColor=\""+ "#EFF3F7"+"\"");
I%8>nMTJ }
;,OZ8g)LH }
w=|"{-ijo Eku+&