1. 打开新的窗口并传送参数:
X|}yp| b]'Uv8f bF 传送参数:
P8N`t&r"7 response.write("<script>window.open(’*.aspx?id="+this.DropDownList1.SelectIndex+"&id1="+...+"’)</script>")
u%J04vG"D @)A) cBv# 接收参数:
42a.@JbLQ string a = Request.QueryString("id");
Wj"\nT4 string b = Request.QueryString("id1");
]Q Y:t:- IJxBPwh 2.为按钮添加对话框
nyyKA_#:5 Button1.Attributes.Add("onclick","return confirm(’确认?’)");
~C1lbn b button.attributes.add("onclick","if(confirm(’are you sure...?’)){return true;}else{return false;}")
i`3h\ku
gOpi> 3.删除表格选定记录
'?Mt*%J@=$ int intEmpID = (int)MyDataGrid.DataKeys[e.Item.ItemIndex];
poZ04Uxo> string deleteCmd = "DELETE from Employee where emp_id = " + intEmpID.ToString()
zW^_w&fd^j 39p&M"Yo 4.删除表格记录警告
kiLwN
nq private void DataGrid_ItemCreated(Object sender,DataGridItemEventArgs e)
*=Ko"v
} {
%#xdD2oN switch(e.Item.ItemType)
t$NK{Mw5_ {
/gkHV3}fu case ListItemType.Item :
e>zCzKK case ListItemType.AlternatingItem :
4K_rL{s0U case ListItemType.EditItem:
'Vwsbm
tY TableCell myTableCell;
dzIcX*" myTableCell = e.Item.Cells[14];
_MF:?p,l LinkButton myDeleteButton ;
3*< O-Jr myDeleteButton = (LinkButton)myTableCell.Controls[0];
aDrF"j myDeleteButton.Attributes.Add("onclick","return confirm(’您是否确定要删除这条信息’);");
.+|HJ( break;
W(h].'N default:
RRW/.y break;
^I =W< }
;D}8acQ {MP8B'r-6 }
lSGtbSyDI toDv~v 5.点击表格行链接另一页
3uSj5+@q6 private void grdCustomer_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
td*1 {
i3bH^WwE&k //点击表格打开
?b?6/_W~R if (e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
,/?7sHK-0 e.Item.Attributes.Add("onclick","window.open(’Default.aspx?id=" + e.Item.Cells[0].Text + "’);");
Y>Oh]? }
[$PW {d8| /NFk@8<? 双击表格连接到另一页
G(g`>' m |m x)W} 在itemDataBind事件中
97/"5i9 if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
>?-etl {
x$:>W3?T=^ string OrderItemID =e.item.cells[1].Text;
<gvuCydsh ...
`w&Y[8+E e.item.Attributes.Add("ondblclick", "location.href=’../ShippedGrid.aspx?id=" + OrderItemID + "’");
uw!w}1Y]}2 }
&I8Q' :<t%Sf 双击表格打开新一页
nitKX.t8 if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
EL*OeyU1l {
Z~&$s string OrderItemID =e.item.cells[1].Text;
*P\$<4l ...
tM&O<6Y e.item.Attributes.Add("ondblclick", "open(’../ShippedGrid.aspx?id=" + OrderItemID + "’)");
]>j>bHG }
OVwcjhQ criQa<N" ★特别注意:【?id=】 处不能为 【?id =】
$1aJdZC7 6.表格超连接列传递参数
4RPc&% <asp:HyperLinkColumn Target="_blank" headertext="ID号" DataTextField="id" NavigateUrl="aaa.aspx?id=’
e"^ /xF <%# DataBinder.Eval(Container.DataItem, "数据字段1")%>’ & name=’<%# DataBinder.Eval(Container.DataItem, "数据字段2")%>’ />
xEW>7}+\ <c`+ fPW 7.表格点击改变颜色
'CF?pxNQ l if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
$<;!F=%8 {
=t[hs l e.Item.Attributes.Add("onclick","this.style.backgroundColor=’#99cc00’;
nK95v}p}Y this.style.color=’buttontext’;this.style.cursor=’default’;");
Gi=sJV }
BHmmvbM#Qm qDG{hvl[1r 写在DataGrid的_ItemDataBound里
UE:';(t if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
|p4D!M+$7 {
bl8zcpdL e.Item.Attributes.Add("onmouseover","this.style.backgroundColor=’#99cc00’;
+JyD W%a:L this.style.color=’buttontext’;this.style.cursor=’default’;");
T\ixS-%^ e.Item.Attributes.Add("onmouseout","this.style.backgroundColor=’’;this.style.color=’’;");
XH^X4W }
\fX0&l;T9\ EC`!&Yp+ r;>2L' 8.关于日期格式
xIOYwVC rM?O 2n 日期格式设定
:6}Zo DataFormatString="{0:yyyy-MM-dd}"
9' $\GN{0 0m3:!#\
我觉得应该在itembound事件中
mP!=&u fcU e.items.cell["你的列"].text=DateTime.Parse(e.items.cell["你的列"].text.ToString("yyyy-MM-dd"))
LS"_-4I} s5`CV$bz 9.获取错误信息并到指定页面
@ Sq
=q=S prIPPeMdz 不要使用Response.Redirect,而应该使用Server.Transfer
ID{62>R }s9eRmJs e.g
6]%SSq& // in global.asax
,,FO6+4f protected void Application_Error(Object sender, EventArgs e) {
wwvS05=[T if (Server.GetLastError() is HttpUnhandledException)
,@\$PyJ Server.Transfer("MyErrorPage.aspx");
bD2):U*Fzo |:H
9#= //其余的非HttpUnhandledException异常交给ASP.NET自己处理就okay了 :)
D^_]x51> }
B//2R)HS p`+=)
n 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
[8kufMY| `;`fA|F^ 10.清空Cookie
VVd9VGvh Cookie.Expires=[DateTime];
teQ<v[W. Response.Cookies("UserName").Expires = 0
OON]E3yy *KMW6dg; 11.自定义异常处理
Gy]ZYo( //自定义异常处理类
QL].)Vgf using System;
(+(YQ2 using System.Diagnostics;
.eBo:4T!d ]'.D@vFGO namespace MyAppException
Kia34 ~W {
!t;B.[U * /// <summary>
#<$pl]>}t /// 从系统异常类ApplicationException继承的应用程序异常处理类。
ES4[@RX /// 自动将异常内容记录到Windows NT/2000的应用程序日志
*#n#J[ /// </summary>
Z2t'?N|_ public class AppException:System.ApplicationException
-`f 1l8LD2 {
%%-?~rjI public AppException()
=<BPoGs5 {
S9
p*rk~ if (ApplicationConfiguration.EventLogEnabled)LogEvent("出现一个未知错误。");
h^B~Fv>~ }
$D][_ I ydZS^BqG public AppException(string message)
iQT$#"m
n {
T^Lg+g+I LogEvent(message);
*GZ7S
m }
&.v|yG]& F
`4a0~? public AppException(string message,Exception innerException)
GJr1[ {
?hFG+`"W LogEvent(message);
RJ+["[k if (innerException != null)
>;sz(F3) {
hifC.guK LogEvent(innerException.Message);
'NAC4to;; }
"<N2TDF5 }
-f-@[; D l-gNJ=l+K //日志记录类
nb30<h using System;
2lu A F2 using System.Configuration;
P\rA>ZY using System.Diagnostics;
{<P{uH\l using System.IO;
(teK0s;t5k using System.Text;
_O$7*k using System.Threading;
w(N$$ rw }wQP_' namespace MyEventLog
}m -A #4. {
PAy/"R9DT- /// <summary>
}2]m]D@%7 /// 事件日志记录类,提供事件日志记录支持
)*`cJ_t /// <remarks>
%7v!aJ40 /// 定义了4个日志记录方法 (error, warning, info, trace)
C}=9m
A /// </remarks>
">M:6\B /// </summary>
Qn!KL0w public class ApplicationLog
lc(}[Z/|V {
V |hr 9 /// <summary>
Zsto8wuf# /// 将错误信息记录到Win2000/NT事件日志中
EEp~\^- /// <param name="message">需要记录的文本信息</param>
Q3'L\_1L /// </summary>
dr gCr:Gf public static void WriteError(String message)
oXgi#(y {
([ODmZHv WriteLog(TraceLevel.Error, message);
(`js/7[`H[ }
hRI?>an hQ80R B /// <summary>
^//`Dz /// 将警告信息记录到Win2000/NT事件日志中
>9+h2B
/// <param name="message">需要记录的文本信息</param>
(hi{i /// </summary>
)qeed-{ public static void WriteWarning(String message)
WzqYBa {
c\.7Z=D WriteLog(TraceLevel.Warning, message);
lcR1FbJ2' }
jmJeu@( #/
HQ?3h] /// <summary>
/=[hRn@)A /// 将提示信息记录到Win2000/NT事件日志中
6R|^IPOGp /// <param name="message">需要记录的文本信息</param>
5_[we1$P /// </summary>
}G ^nK m public static void WriteInfo(String message)
*cy!PF& {
G0lg5iA<fC WriteLog(TraceLevel.Info, message);
r
E&}B5PN= }
2o<aEn&7|e /// <summary>
Xk9 8%gv /// 将跟踪信息记录到Win2000/NT事件日志中
'pHxO,vo /// <param name="message">需要记录的文本信息</param>
Oq[YbQ'GE /// </summary>
giHWC%/ public static void WriteTrace(String message)
zrL +:/t {
`&jG8lHa WriteLog(TraceLevel.Verbose, message);
U.pGp]\Q)G }
V|vXxWm/ 'j$n;3 /// <summary>
sEHA?UP$<F /// 格式化记录到事件日志的文本信息格式
X!|K 4Z!k /// <param name="ex">需要格式化的异常对象</param>
b#W(&b^q /// <param name="catchInfo">异常信息标题字符串.</param>
zI$'D|A /// <retvalue>
YZZog 6% /// <para>格式后的异常信息字符串,包括异常内容和跟踪堆栈.</para>
jL0=a.; /// </retvalue>
eZ|_wB'r /// </summary>
vEc<|t public static String FormatException(Exception ex, String catchInfo)
c+ukVn`r {
Y(;u)uN_ StringBuilder strBuilder = new StringBuilder();
E[Bj+mX9 if (catchInfo != String.Empty)
$Ned1@%[ {
'Gqo{wl strBuilder.Append(catchInfo).Append("\r\n");
4Cp)!Bq?/ }
34I;DUdcE strBuilder.Append(ex.Message).Append("\r\n").Append(ex.StackTrace);
gv7@4G return strBuilder.ToString();
"]}?{2i;
}
+ctJV> w,-4A
o2x /// <summary>
Sr>5V /// 实际事件日志写入方法
U"535<mR /// <param name="level">要记录信息的级别(error,warning,info,trace).</param>
]92=PA>75 /// <param name="messageText">要记录的文本.</param>
m1DrT>oN' /// </summary>
i?D)XXB85 private static void WriteLog(TraceLevel level, String messageText)
|w.h97fj {
V?- ]ZkI try
num2HtU&% {
oC}2 Z{ EventLogEntryType LogEntryType;
c!a1@G switch (level)
_Jn@+NoO {
fF^A9{{BS case TraceLevel.Error:
XBm ^7' LogEntryType = EventLogEntryType.Error;
F- {hXM break;
;~Gez;AhK case TraceLevel.Warning:
T\ [CQO LogEntryType = EventLogEntryType.Warning;
W?yGV{#V(= break;
AWDy_11Nm case TraceLevel.Info:
]<k+a-Tt LogEntryType = EventLogEntryType.Information;
"4L_BJZ break;
y3ST0=>j} case TraceLevel.Verbose:
:8U@KABH@h LogEntryType = EventLogEntryType.SuccessAudit;
2Yg\<PsN break;
dMK\ y4#i default:
1IN^,A]r2h LogEntryType = EventLogEntryType.SuccessAudit;
)CD-cz6n break;
N~%~Q }
^L-; S ~iJ@x;` EventLog eventLog = new EventLog("Application", ApplicationConfiguration.EventLogMachineName, ApplicationConfiguration.EventLogSourceName );
#:=*n(GT //写入事件日志
ok{
F=z eventLog.WriteEntry(messageText, LogEntryType);
#]J"j]L s1J(-O }
GHFYIor catch {} //忽略任何异常
I\f\k>; }
y'_2|5!Qs } //class ApplicationLog
{2LG$x-N% }
[bjP-pX r85j/YK 12.Panel 横向滚动,纵向自动扩展
MPMAFs <asp:panel style="overflow-x:scroll;overflow-y:auto;"></asp:panel>
%:8XZf K1t>5zm 13.回车转换成Tab
V U~r~ <script language="javascript" for="document" event="onkeydown">
COcS
w if(event.keyCode==13 && event.srcElement.type!=’button’ && event.srcElement.type!=’submit’ && event.srcElement.type!=’reset’ && event.srcElement.type!=’’&& event.srcElement.type!=’textarea’);
QG
1vP.K event.keyCode=9;
g2 tM!IRQ </script>
.q'{3 WfYC`e7q onkeydown="if(event.keyCode==13) event.keyCode=9"
)D"2Q: )PvB^n 14.DataGrid超级连接列
_ .xicov DataNavigateUrlField="字段名" DataNavigateUrlFormatString="
http://xx/inc/delete.aspx?ID={0}"
toel!+ 8@]vvZ2/gj 15.DataGrid行随鼠标变色
XhmUtbs private void DGzf_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
Y{<SD-ibZ$ {
6*s:I&