1. 打开新的窗口并传送参数:
z
E\~Oa; lQ2vQz-J 传送参数:
(w%9?y4Q response.write("<script>window.open(’*.aspx?id="+this.DropDownList1.SelectIndex+"&id1="+...+"’)</script>")
]-w.x]I AFWWGz 接收参数:
#0Z%4W Q string a = Request.QueryString("id");
7K24sHw;% string b = Request.QueryString("id1");
:SN/fY [3v&j_ 2.为按钮添加对话框
OXV9D:bIa Button1.Attributes.Add("onclick","return confirm(’确认?’)");
G~f|Sx button.attributes.add("onclick","if(confirm(’are you sure...?’)){return true;}else{return false;}")
?oU5H NV\{$*j(|J 3.删除表格选定记录
6MQyr2c int intEmpID = (int)MyDataGrid.DataKeys[e.Item.ItemIndex];
{YIVi:4q string deleteCmd = "DELETE from Employee where emp_id = " + intEmpID.ToString()
jOxnf%jl I\=&v^] 4.删除表格记录警告
9*(uJA private void DataGrid_ItemCreated(Object sender,DataGridItemEventArgs e)
uA\KbA.c;U {
I%mGb$Q switch(e.Item.ItemType)
KP
gzB^> {
6PMu*-Nv!j case ListItemType.Item :
ca:Vdrw` case ListItemType.AlternatingItem :
z2;<i|Ez0 case ListItemType.EditItem:
xv_Z$&9e>l TableCell myTableCell;
]ia{N myTableCell = e.Item.Cells[14];
8@KGc
)k LinkButton myDeleteButton ;
\Bl`;uXb myDeleteButton = (LinkButton)myTableCell.Controls[0];
YcM0A~< myDeleteButton.Attributes.Add("onclick","return confirm(’您是否确定要删除这条信息’);");
m3`J9f,c/ break;
y6>fK@K~ default:
~@D{&7@ break;
#ahe@|E'Y }
Nbt.y 'd M{X; H'2 }
Htce<H-P lh;;%@1DM 5.点击表格行链接另一页
X1&c?T1 %[ private void grdCustomer_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
t#nRa Pzp {
OlX
otp8 //点击表格打开
U)_x(B3d/ if (e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
0He^r
&c3 e.Item.Attributes.Add("onclick","window.open(’Default.aspx?id=" + e.Item.Cells[0].Text + "’);");
88zK)k{ }
E> YE3-] rKr\Qy+q 双击表格连接到另一页
%p^`,b} j"vL$h 在itemDataBind事件中
(l)r.Vj if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
F7`[r9 $ {
T{*!.+E string OrderItemID =e.item.cells[1].Text;
.s3y^1C ...
D|/
4),v e.item.Attributes.Add("ondblclick", "location.href=’../ShippedGrid.aspx?id=" + OrderItemID + "’");
LC0g"{M }
]KQBek#DD o_.`&Q6n 双击表格打开新一页
vk3C&!M<a if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
YDGW]T]i ? {
v(Q-RR string OrderItemID =e.item.cells[1].Text;
35~1$uRA ...
28lor&Cc e.item.Attributes.Add("ondblclick", "open(’../ShippedGrid.aspx?id=" + OrderItemID + "’)");
i5czm?x }
UQJ f<Yg_ TG ★特别注意:【?id=】 处不能为 【?id =】
wU&vkb)k 6.表格超连接列传递参数
Gi,4PD-ro <asp:HyperLinkColumn Target="_blank" headertext="ID号" DataTextField="id" NavigateUrl="aaa.aspx?id=’
y~py+:_ <%# DataBinder.Eval(Container.DataItem, "数据字段1")%>’ & name=’<%# DataBinder.Eval(Container.DataItem, "数据字段2")%>’ />
k}e~xbh-y #6 M3BF 7.表格点击改变颜色
OJ<V<=MYZ if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
l' Uj"9r, {
{\n?IGP?wd e.Item.Attributes.Add("onclick","this.style.backgroundColor=’#99cc00’;
(CY#B%* this.style.color=’buttontext’;this.style.cursor=’default’;");
g 4lk }
p9~$}!ua }%S#d&wh$_ 写在DataGrid的_ItemDataBound里
w!52DBOe+ if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
ZY8:7Q@P> {
o=C'u e.Item.Attributes.Add("onmouseover","this.style.backgroundColor=’#99cc00’;
=L,7~9 this.style.color=’buttontext’;this.style.cursor=’default’;");
)_1;mc8B e.Item.Attributes.Add("onmouseout","this.style.backgroundColor=’’;this.style.color=’’;");
Z':w
X }
%kV #UzL WI-I+0sE _{?-=<V'_ 8.关于日期格式
m 8P`n j2=|,AmC 日期格式设定
n?8xRaEf DataFormatString="{0:yyyy-MM-dd}"
}}zY]A luCwP 我觉得应该在itembound事件中
B[r04YGh e.items.cell["你的列"].text=DateTime.Parse(e.items.cell["你的列"].text.ToString("yyyy-MM-dd"))
RFLw)IWkL_ G`,M?lmL 9.获取错误信息并到指定页面
+sx$%N ]Tn""3#1g 不要使用Response.Redirect,而应该使用Server.Transfer
A0H6}53, $ NoT%z$1n e.g
A%.ZesjAx // in global.asax
>]ZW.?1h protected void Application_Error(Object sender, EventArgs e) {
u Qz!of%x if (Server.GetLastError() is HttpUnhandledException)
9QEK|x`8 Server.Transfer("MyErrorPage.aspx");
;~( yv|f6 d,0Klew //其余的非HttpUnhandledException异常交给ASP.NET自己处理就okay了 :)
HEe_K!_ }
N$<R6DU]K l6pvQ| 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`r*Yok;` :} D TK 10.清空Cookie
Qv1cf Cookie.Expires=[DateTime];
1abQoe Response.Cookies("UserName").Expires = 0
B$_-1^L
e 0G(|`xG1q 11.自定义异常处理
oVIc^yk5a //自定义异常处理类
R dLk85<n using System;
x+,:k=JMT using System.Diagnostics;
5a2+6N NwNjB
w%v namespace MyAppException
FR6PY {
@J<RFgw# /// <summary>
*)s^+F 0 /// 从系统异常类ApplicationException继承的应用程序异常处理类。
]+T$D /// 自动将异常内容记录到Windows NT/2000的应用程序日志
QQ./! /// </summary>
F?b"Rv public class AppException:System.ApplicationException
4,?WNPqo {
q;QE(}.g public AppException()
SL?YU(a {
!>)o&sM if (ApplicationConfiguration.EventLogEnabled)LogEvent("出现一个未知错误。");
* 5(%'3 }
TPNKvv!s ev1:0P public AppException(string message)
JHg
y&/ {
[rReBgV LogEvent(message);
Sgn<=8,6c }
'j\mz5#s ln_[@K[oX public AppException(string message,Exception innerException)
a.fdCI]% {
S#S&_#$`,X LogEvent(message);
Pdk#"H-j if (innerException != null)
k;jXVa {
#E#Fk3-ljQ LogEvent(innerException.Message);
Nu@dMG<5 }
|
&/_{T }
#hXxrN R_Z9aQ //日志记录类
TVAa/_y2` using System;
\W7pSV-U using System.Configuration;
t@q==VHF using System.Diagnostics;
W>&!~9H using System.IO;
5jHr?C using System.Text;
,iXQ"):!OB using System.Threading;
*s|'V+1 j eyGIY namespace MyEventLog
0N_u6*@ {
L)"CE]. /// <summary>
j8;Uny9 /// 事件日志记录类,提供事件日志记录支持
X}`39r. /// <remarks>
Uz%2{HB@{ /// 定义了4个日志记录方法 (error, warning, info, trace)
u=7#_ZC9L /// </remarks>
piXL6V @c /// </summary>
#?'@?0<6 public class ApplicationLog
&!B4v<#, U {
5.
+_'bF| /// <summary>
4mnVXKt%. /// 将错误信息记录到Win2000/NT事件日志中
^;wz+u4^l /// <param name="message">需要记录的文本信息</param>
+g_m|LF /// </summary>
7MQxW<0 public static void WriteError(String message)
b;5
M$
{
%$67*pY'JH WriteLog(TraceLevel.Error, message);
+NVXFjPC }
`bF4/iBW 0U?(EJ /// <summary>
5RyxVC0< /// 将警告信息记录到Win2000/NT事件日志中
\4>& zb4 /// <param name="message">需要记录的文本信息</param>
>.-4CJ])d /// </summary>
1,+swFSN public static void WriteWarning(String message)
5aNvGI1 {
Ugme>60`'k WriteLog(TraceLevel.Warning, message);
}4kQu#0o") }
(W?t'J^# y:Aha#< /// <summary>
k\IdKiOj!D /// 将提示信息记录到Win2000/NT事件日志中
-#,4rN# /// <param name="message">需要记录的文本信息</param>
1P
WTbd l /// </summary>
$Ww.^ym public static void WriteInfo(String message)
RSCQ`. {
aI1tG WriteLog(TraceLevel.Info, message);
FmgMd)# }
ZtY?X- 4_ /// <summary>
~Gl5O`w( /// 将跟踪信息记录到Win2000/NT事件日志中
d
'\^S} /// <param name="message">需要记录的文本信息</param>
0 gR_1~3 /// </summary>
S}qGf%
public static void WriteTrace(String message)
v
,zD52 {
15d'/f WriteLog(TraceLevel.Verbose, message);
dtig_s,)D }
LQV&;O4' (6&"(}Pai /// <summary>
O)D$UG\< /// 格式化记录到事件日志的文本信息格式
l[[^]__ /// <param name="ex">需要格式化的异常对象</param>
$@84nR{> /// <param name="catchInfo">异常信息标题字符串.</param>
FcyFE~>2 /// <retvalue>
"^wIixOH5 /// <para>格式后的异常信息字符串,包括异常内容和跟踪堆栈.</para>
G+<id1 /// </retvalue>
??lsv(v- /// </summary>
t :~,7 public static String FormatException(Exception ex, String catchInfo)
o>|DT(Ib {
8+H 0 StringBuilder strBuilder = new StringBuilder();
H~bbkql if (catchInfo != String.Empty)
H3( @Q^9 {
6W:FT Pt44 strBuilder.Append(catchInfo).Append("\r\n");
j1=su~ }
%!8w)1U strBuilder.Append(ex.Message).Append("\r\n").Append(ex.StackTrace);
i`=%X{9 return strBuilder.ToString();
O^@F?CG :1 }
plpb4>
S =MwR)CI# /// <summary>
(L:Mdo /// 实际事件日志写入方法
uzhTNf /// <param name="level">要记录信息的级别(error,warning,info,trace).</param>
c/V0AKkS
8 /// <param name="messageText">要记录的文本.</param>
Rln\ /// </summary>
syCT)}T6z private static void WriteLog(TraceLevel level, String messageText)
ElK Md {
vOv"^X try
@^GI :z {
taMcm}*T1 EventLogEntryType LogEntryType;
a)I>Ns) switch (level)
N:~4>p44[ {
'*^9'= case TraceLevel.Error:
}KT$J G? LogEntryType = EventLogEntryType.Error;
UhJ!7Ws$ break;
E&f/*V^ case TraceLevel.Warning:
x=kJlGT LogEntryType = EventLogEntryType.Warning;
z m]R76 break;
{a15s6'd case TraceLevel.Info:
@!^Y_q LogEntryType = EventLogEntryType.Information;
$k`j";8uR break;
5
ed|]LP case TraceLevel.Verbose:
Uyxn+j5 LogEntryType = EventLogEntryType.SuccessAudit;
ZrB(!L~7 break;
-)xl?IB% default:
(p]S LogEntryType = EventLogEntryType.SuccessAudit;
rV} 5&N*c break;
2*a9mi }
3*\hGt,ZP 8dCRSU EventLog eventLog = new EventLog("Application", ApplicationConfiguration.EventLogMachineName, ApplicationConfiguration.EventLogSourceName );
NE4]i //写入事件日志
>XX93 eventLog.WriteEntry(messageText, LogEntryType);
`I(ap{ {ft |* }
| GN/{KH] catch {} //忽略任何异常
'p@m`)Z }
N-q6_ } //class ApplicationLog
q$"?P }
"c.-`1,t |~&cTDd 12.Panel 横向滚动,纵向自动扩展
db&!t!#, <asp:panel style="overflow-x:scroll;overflow-y:auto;"></asp:panel>
\S&OAe/b %(]B1Zg6, 13.回车转换成Tab
D1@yW}
4 <script language="javascript" for="document" event="onkeydown">
gtT&97tT< if(event.keyCode==13 && event.srcElement.type!=’button’ && event.srcElement.type!=’submit’ && event.srcElement.type!=’reset’ && event.srcElement.type!=’’&& event.srcElement.type!=’textarea’);
`g4N]<@z event.keyCode=9;
W|"bV 6d3 </script>
1(RRjT9 I:6XM? onkeydown="if(event.keyCode==13) event.keyCode=9"
&Pc.[k /1$u|Gs
* 14.DataGrid超级连接列
7|jy:F,w% DataNavigateUrlField="字段名" DataNavigateUrlFormatString="
http://xx/inc/delete.aspx?ID={0}"
cI/}rZ+ b"nkF\P@Fj 15.DataGrid行随鼠标变色
f1sp6S0V\ private void DGzf_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
$4qM\3x0, {
#2"'tHf4 if (e.Item.ItemType!=ListItemType.Header)
9+/D\|"{ {
V]m}xZ'?^ e.Item.Attributes.Add( "onmouseout","this.style.backgroundColor=\""+e.Item.Style["BACKGROUND-COLOR"]+"\"");
MWK)Bn e.Item.Attributes.Add( "onmouseover","this.style.backgroundColor=\""+ "#EFF3F7"+"\"");
l/"!}wF }
/a)^) }
LROrhO P1Eg%Y6 16.模板列
Q)lD2 <ASP:TEMPLATECOLUMN visible="False" sortexpression="demo" headertext="ID">
_dW#[TCF <ITEMTEMPLATE>
%oWG"u <ASP:LABEL text=’<%# DataBinder.Eval(Container.DataItem, "ArticleID")%>’ runat="server" width="80%" id="lblColumn" />
y&bZai8WlE </ITEMTEMPLATE>
)>"pm{g2 </ASP:TEMPLATECOLUMN>
_~*j=XR s J3e'?3w[ <ASP:TEMPLATECOLUMN headertext="选中">
%9J:TH9E) <HEADERSTYLE wrap="False" horizontalalign="Center"></HEADERSTYLE>
_18Z]XtX <ITEMTEMPLATE>
5NhAb$q2Y <ASP:CHECKBOX id="chkExport" runat="server" />
qq3/K9 #y </ITEMTEMPLATE>
W39J)~D^@ <EDITITEMTEMPLATE>
2##mVEo.( <ASP:CHECKBOX id="chkExportON" runat="server" enabled="true" />
'Yh`B8 </EDITITEMTEMPLATE>
yu&mu