1. 打开新的窗口并传送参数:
B\~(:(OPM] Ma ]*Pled 传送参数:
YgQb(umK response.write("<script>window.open(’*.aspx?id="+this.DropDownList1.SelectIndex+"&id1="+...+"’)</script>")
y@ c[S; tR?)C=4, 接收参数:
{CgF{7` string a = Request.QueryString("id");
qt.= string b = Request.QueryString("id1");
J(,{ -d-E d(, M 2.为按钮添加对话框
Z3 dI
B`@ Button1.Attributes.Add("onclick","return confirm(’确认?’)");
H_u%e*W button.attributes.add("onclick","if(confirm(’are you sure...?’)){return true;}else{return false;}")
Rvj[Csgi T7(U6yN 3.删除表格选定记录
iu`B8yI int intEmpID = (int)MyDataGrid.DataKeys[e.Item.ItemIndex];
T^2o'_: string deleteCmd = "DELETE from Employee where emp_id = " + intEmpID.ToString()
q9nQ/]rkHF {t('`z 4.删除表格记录警告
oe=W}y_k private void DataGrid_ItemCreated(Object sender,DataGridItemEventArgs e)
suN}6CI {
uLt31G() switch(e.Item.ItemType)
VH~ZDZ1P {
`I(5Aj" case ListItemType.Item :
l~x
6R~q case ListItemType.AlternatingItem :
2:1
kSR^Ky case ListItemType.EditItem:
A-u}&}l< TableCell myTableCell;
8?hj}}H myTableCell = e.Item.Cells[14];
YG#{/;^nm) LinkButton myDeleteButton ;
cM=_i{c myDeleteButton = (LinkButton)myTableCell.Controls[0];
M1K[6V! myDeleteButton.Attributes.Add("onclick","return confirm(’您是否确定要删除这条信息’);");
=BeJ.8$@VC break;
6PLdzZ{ default:
Fw%S%*B8g break;
e#ne 5 }
[tJp^?6* 6^z):d#u }
xv_Z$&9e>l ]ia{N 5.点击表格行链接另一页
8@KGc
)k private void grdCustomer_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
\Bl`;uXb {
YcM0A~< //点击表格打开
p<Vj<6.=? if (e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
y6>fK@K~ e.Item.Attributes.Add("onclick","window.open(’Default.aspx?id=" + e.Item.Cells[0].Text + "’);");
~@D{&7@ }
i MF-TR z+j3j2 双击表格连接到另一页
7C~g?1 4` :Eiik&p 在itemDataBind事件中
#D%l;Ae if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
3Io7!:+ {
N{K[sXCW string OrderItemID =e.item.cells[1].Text;
:MF+`RpL ...
"X-"uIc e.item.Attributes.Add("ondblclick", "location.href=’../ShippedGrid.aspx?id=" + OrderItemID + "’");
&C6*"JZ4 }
JzkI!5c<j nO8e'&| 双击表格打开新一页
{fn1sGA if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
N. 0~4H
%U {
\WM"VT string OrderItemID =e.item.cells[1].Text;
+VO(6Jn ...
%}Z1KiRiX e.item.Attributes.Add("ondblclick", "open(’../ShippedGrid.aspx?id=" + OrderItemID + "’)");
|N5|B Q(y$ }
g` 41d SB^xq ★特别注意:【?id=】 处不能为 【?id =】
+QEiY~i 6.表格超连接列传递参数
P5Pb2|\* <asp:HyperLinkColumn Target="_blank" headertext="ID号" DataTextField="id" NavigateUrl="aaa.aspx?id=’
#$u7:p
[t <%# DataBinder.Eval(Container.DataItem, "数据字段1")%>’ & name=’<%# DataBinder.Eval(Container.DataItem, "数据字段2")%>’ />
^dKtUH/78G lR5k1J1n 7.表格点击改变颜色
IGI$,C if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
1*OZu.NdK {
A7aW] e.Item.Attributes.Add("onclick","this.style.backgroundColor=’#99cc00’;
]J.|XRp/ this.style.color=’buttontext’;this.style.cursor=’default’;");
!InC8+be }
77%I%<# et@<MU@` 写在DataGrid的_ItemDataBound里
:Mq{ES% if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
Uq(fk9`6 {
TL: 6Pe e.Item.Attributes.Add("onmouseover","this.style.backgroundColor=’#99cc00’;
;x-]1 xx_ this.style.color=’buttontext’;this.style.cursor=’default’;");
$kY ]HI e.Item.Attributes.Add("onmouseout","this.style.backgroundColor=’’;this.style.color=’’;");
+\25ynM }
{0\9HI@ jR^_1bu
GNM+sdy+ 8.关于日期格式
US]I[Y6V 2E@y0[C? 日期格式设定
byX)4& DataFormatString="{0:yyyy-MM-dd}"
)Vpt.4IBd A_I\6&b4 我觉得应该在itembound事件中
(A~w IKY, e.items.cell["你的列"].text=DateTime.Parse(e.items.cell["你的列"].text.ToString("yyyy-MM-dd"))
XM:\N$tg 70N Lv 9.获取错误信息并到指定页面
X 3(*bj>P N$P\$ 不要使用Response.Redirect,而应该使用Server.Transfer
;r95i1a' g
?{o2gG e.g
X=%e'P*X // in global.asax
t+A9nvj) protected void Application_Error(Object sender, EventArgs e) {
B[;aNyd< if (Server.GetLastError() is HttpUnhandledException)
6rN.)dL.#N Server.Transfer("MyErrorPage.aspx");
[(Ihu e %G'P!xQhy //其余的非HttpUnhandledException异常交给ASP.NET自己处理就okay了 :)
?l^NKbw }
.c\iKc# d,0Klew Redirect会导致post-back的产生从而丢失了错误信息,所以页面导向应该直接在服务器端执行,这样就可以在错误处理页面得到出错信息并进行相应的处理
HEe_K!_ k6(0:/C 10.清空Cookie
l6pvQ| Cookie.Expires=[DateTime];
0uJ??4N9 Response.Cookies("UserName").Expires = 0
:} D TK *JiI>[ 11.自定义异常处理
qR9!DQc' //自定义异常处理类
uevhW
using System;
Xt$Y&Ho using System.Diagnostics;
\?"kT}.. R dLk85<n namespace MyAppException
`':G92}# {
5a2+6N /// <summary>
NwNjB
w%v /// 从系统异常类ApplicationException继承的应用程序异常处理类。
FR6PY /// 自动将异常内容记录到Windows NT/2000的应用程序日志
@J<RFgw# /// </summary>
&L r~x#Wx public class AppException:System.ApplicationException
b$>1_wTL {
QQ./! public AppException()
F?b"Rv {
4,?WNPqo if (ApplicationConfiguration.EventLogEnabled)LogEvent("出现一个未知错误。");
q;QE(}.g }
SL?YU(a !>)o&sM public AppException(string message)
* 5(%'3 {
7
/XfPF LogEvent(message);
!>EK
%OO }
m`Pk )c0 Sn[/'V^$a public AppException(string message,Exception innerException)
.a 9f)^ {
W 'R^GIHs LogEvent(message);
T
(?
CDc+ if (innerException != null)
(9v%66y {
G$;cA:p-j LogEvent(innerException.Message);
KxQMPtHstz }
o~26<Lk }
^n*:zmD c uHF^l //日志记录类
^#4Ah[:XA using System;
Oe lf^&m using System.Configuration;
<yw56{w, using System.Diagnostics;
XCyr r2^ using System.IO;
%#E$wz using System.Text;
gB]jLe using System.Threading;
@]dv I !O5+Er namespace MyEventLog
|cL,$G {
)Kq@ m1>@ /// <summary>
i-R}O6 /// 事件日志记录类,提供事件日志记录支持
L)"CE]. /// <remarks>
j8;Uny9 /// 定义了4个日志记录方法 (error, warning, info, trace)
sCE%./h] /// </remarks>
x@tI /// </summary>
~%@1- public class ApplicationLog
3)hQT-) {
3 5/ s\ /// <summary>
4mnVXKt%. /// 将错误信息记录到Win2000/NT事件日志中
^;wz+u4^l /// <param name="message">需要记录的文本信息</param>
1wBmDEhS /// </summary>
ym'!f|9AA public static void WriteError(String message)
Wjr^: d {
Av!xI WriteLog(TraceLevel.Error, message);
|v_ttJ;+Y }
LR3>_t RM>A9nv$\ /// <summary>
$J#Z`%B^y /// 将警告信息记录到Win2000/NT事件日志中
XHh*6Yt_ ( /// <param name="message">需要记录的文本信息</param>
I!T=$Um /// </summary>
b"w@am>& public static void WriteWarning(String message)
YmLpGqNv {
.z^O y_S{ WriteLog(TraceLevel.Warning, message);
12tk$FcY8* }
$4hi D;n `@{(ijg. /// <summary>
0/uy'JvWru /// 将提示信息记录到Win2000/NT事件日志中
%JI*)K1WI /// <param name="message">需要记录的文本信息</param>
"G@(Cb*+T /// </summary>
"iUh.c=0F, public static void WriteInfo(String message)
oj@=Cq':- {
A0bR.*3 WriteLog(TraceLevel.Info, message);
S84S/y }
$3*y)Ny^ /// <summary>
+3Z+#nGtk /// 将跟踪信息记录到Win2000/NT事件日志中
:KS"&h{ SY /// <param name="message">需要记录的文本信息</param>
z=Xh /// </summary>
}yw>d\] f public static void WriteTrace(String message)
_%(.OR {
*0'< DnGW WriteLog(TraceLevel.Verbose, message);
3 6t^iV*3 }
B_>r|^Vh `W.g1"o8W4 /// <summary>
gyxC)br /// 格式化记录到事件日志的文本信息格式
#44}Snz /// <param name="ex">需要格式化的异常对象</param>
[}dPn61 /// <param name="catchInfo">异常信息标题字符串.</param>
1p=bpJC /// <retvalue>
J+}z*/)|# /// <para>格式后的异常信息字符串,包括异常内容和跟踪堆栈.</para>
oWEzzMRz /// </retvalue>
eOx8D|^W /// </summary>
lv+:
` public static String FormatException(Exception ex, String catchInfo)
uZ'(fnZ$ {
k106fT]eX StringBuilder strBuilder = new StringBuilder();
#Y'ewu;qJ if (catchInfo != String.Empty)
p-H}NQ\ {
T[MDjhv' strBuilder.Append(catchInfo).Append("\r\n");
tToP7q^ }
\UZ7_\ strBuilder.Append(ex.Message).Append("\r\n").Append(ex.StackTrace);
@76I8r5l return strBuilder.ToString();
^fmuBe}d{ }
$i1:--~2\ Z+=-)&L /// <summary>
$:&b5=i /// 实际事件日志写入方法
ElK Md /// <param name="level">要记录信息的级别(error,warning,info,trace).</param>
vOv"^X /// <param name="messageText">要记录的文本.</param>
#/HZ[Vw /// </summary>
Q:Ma3El\ private static void WriteLog(TraceLevel level, String messageText)
_%#Uh#7P$ {
`26.+>Z7 try
M*D@zb0ia {
15OzO.Ud EventLogEntryType LogEntryType;
59i2*<k switch (level)
E6M*o+Y {
<'\! case TraceLevel.Error:
7spZe" LogEntryType = EventLogEntryType.Error;
4*HBCzr7[ break;
N6> rU case TraceLevel.Warning:
n3j_=( LogEntryType = EventLogEntryType.Warning;
w|ahb break;
!M(SEIc4A case TraceLevel.Info:
*$Zy|&[Z LogEntryType = EventLogEntryType.Information;
+O^} t break;
u?F.%j- case TraceLevel.Verbose:
}<&?t; LogEntryType = EventLogEntryType.SuccessAudit;
mP's4 break;
BqUwvB4 default:
t+\<i8 LogEntryType = EventLogEntryType.SuccessAudit;
}pGjc_:'] break;
sE
^YOT< }
6cD3(// ^f9@=I EventLog eventLog = new EventLog("Application", ApplicationConfiguration.EventLogMachineName, ApplicationConfiguration.EventLogSourceName );
/:"^,i\t //写入事件日志
]c
bXI eventLog.WriteEntry(messageText, LogEntryType);
R7O<>kt ^ E.mG> }
e X6o7a catch {} //忽略任何异常
/U-+ClZi@ }
<[ u(il } //class ApplicationLog
F{rC{5@fj }
*9aI\#} <$d2m6 J 12.Panel 横向滚动,纵向自动扩展
vP=H 2P <asp:panel style="overflow-x:scroll;overflow-y:auto;"></asp:panel>
yr?X.Np m/,80J8L+f 13.回车转换成Tab
J%T=FU <script language="javascript" for="document" event="onkeydown">
oTx>oM, if(event.keyCode==13 && event.srcElement.type!=’button’ && event.srcElement.type!=’submit’ && event.srcElement.type!=’reset’ && event.srcElement.type!=’’&& event.srcElement.type!=’textarea’);
57O|e/2 event.keyCode=9;
I!SIy&=W </script>
xM@s`s|n ]9c{qm}y onkeydown="if(event.keyCode==13) event.keyCode=9"
Mpco8b-b | g1Cs 14.DataGrid超级连接列
KZa6*,,s DataNavigateUrlField="字段名" DataNavigateUrlFormatString="
http://xx/inc/delete.aspx?ID={0}"
(!qfd
Qq# C6h[L 15.DataGrid行随鼠标变色
:qzhkKu private void DGzf_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
Q)lD2 {
_dW#[TCF if (e.Item.ItemType!=ListItemType.Header)
#{#k;va {
Ro4!y:2| e.Item.Attributes.Add( "onmouseout","this.style.backgroundColor=\""+e.Item.Style["BACKGROUND-COLOR"]+"\"");
e/#6qCE e.Item.Attributes.Add( "onmouseover","this.style.backgroundColor=\""+ "#EFF3F7"+"\"");
1$`|$V1 }
L\5:od[EP }
/Ak\Q5O'3 <0? r#
} 16.模板列
rY8(`a <ASP:TEMPLATECOLUMN visible="False" sortexpression="demo" headertext="ID">
S9ic4rcd <ITEMTEMPLATE>
rBi6AM/ <ASP:LABEL text=’<%# DataBinder.Eval(Container.DataItem, "ArticleID")%>’ runat="server" width="80%" id="lblColumn" />
K\zb+ </ITEMTEMPLATE>
}E[vW </ASP:TEMPLATECOLUMN>
dvz6 yu&mu