1. 打开新的窗口并传送参数:
\>8"r,hG| ;~Ke5os=s 传送参数:
em response.write("<script>window.open(’*.aspx?id="+this.DropDownList1.SelectIndex+"&id1="+...+"’)</script>")
@aU%1h5W;l $d4^e&s 接收参数:
h2 2-vX string a = Request.QueryString("id");
OTA @4~{C string b = Request.QueryString("id1");
ANNfL9:Jy ;?>xuC$ 2.为按钮添加对话框
28u)q2s^W| Button1.Attributes.Add("onclick","return confirm(’确认?’)");
TbqED\5@9w button.attributes.add("onclick","if(confirm(’are you sure...?’)){return true;}else{return false;}")
8}3dwr;- _L mDF8Q( 3.删除表格选定记录
`B{N3Kxbp int intEmpID = (int)MyDataGrid.DataKeys[e.Item.ItemIndex];
zPp?D_t string deleteCmd = "DELETE from Employee where emp_id = " + intEmpID.ToString()
+'9l 2DI; sgdxr!1?y 4.删除表格记录警告
.'md `@t private void DataGrid_ItemCreated(Object sender,DataGridItemEventArgs e)
TSHsEcfO {
fRp+-QvE switch(e.Item.ItemType)
;iJ*.wVq {
jTbJL case ListItemType.Item :
CA7 ZoMB# case ListItemType.AlternatingItem :
&?m|PK) I case ListItemType.EditItem:
3 8>?Z]V TableCell myTableCell;
3fJGJW!zu myTableCell = e.Item.Cells[14];
-~O7.E(ok LinkButton myDeleteButton ;
pqmS
w myDeleteButton = (LinkButton)myTableCell.Controls[0];
'!*,JG5_ myDeleteButton.Attributes.Add("onclick","return confirm(’您是否确定要删除这条信息’);");
#9Z\jW6b break;
zKr\S|yE default:
} 5~|h% break;
Fp>iwdjFg }
R}MdBE 9ALE6 }
lf4V;|!^ pi)7R:i 5.点击表格行链接另一页
3.M<ATe^ private void grdCustomer_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
J0BA@jH5 {
x8I=I"Sp //点击表格打开
"
N)dle, if (e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
b/IT8Cm3 e.Item.Attributes.Add("onclick","window.open(’Default.aspx?id=" + e.Item.Cells[0].Text + "’);");
SoZ$1$o2 }
8)IpQG \.+.VK 双击表格连接到另一页
5)fEs.r0U _5'OQ'P2 在itemDataBind事件中
L&$ X\\Lv^ if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
J-t5kU;L{ {
-oo&8 string OrderItemID =e.item.cells[1].Text;
vL"U=Q+/eY ...
a+!#cQl e.item.Attributes.Add("ondblclick", "location.href=’../ShippedGrid.aspx?id=" + OrderItemID + "’");
X;Tayb }
d;`bX+K @/i;/$\ 双击表格打开新一页
Ox ;q +5 if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
|=H*" ( {
CR*R'KX D% string OrderItemID =e.item.cells[1].Text;
&{${ Fq ...
YEF|SEon0 e.item.Attributes.Add("ondblclick", "open(’../ShippedGrid.aspx?id=" + OrderItemID + "’)");
p!^.;c }
tFLdBv!=:^ E6(OEC%, ★特别注意:【?id=】 处不能为 【?id =】
ZS51QB 6.表格超连接列传递参数
}HB)%C50. <asp:HyperLinkColumn Target="_blank" headertext="ID号" DataTextField="id" NavigateUrl="aaa.aspx?id=’
bl. y4 <%# DataBinder.Eval(Container.DataItem, "数据字段1")%>’ & name=’<%# DataBinder.Eval(Container.DataItem, "数据字段2")%>’ />
smEKQHB ^E_`M:~ 7.表格点击改变颜色
JBa( O-T if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
~Xi_bTAyAW {
4:\1S~WW e.Item.Attributes.Add("onclick","this.style.backgroundColor=’#99cc00’;
({=:
N this.style.color=’buttontext’;this.style.cursor=’default’;");
L~N<<8?\ }
dKyJ.p <eRE;8C- 写在DataGrid的_ItemDataBound里
a f[<[2pma if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
:G$f)NMK {
9-)D"ZhLe e.Item.Attributes.Add("onmouseover","this.style.backgroundColor=’#99cc00’;
jt|e?1:vF this.style.color=’buttontext’;this.style.cursor=’default’;");
VfAC&3%M e.Item.Attributes.Add("onmouseout","this.style.backgroundColor=’’;this.style.color=’’;");
eqz#KN`n# }
P/;sZo {KJ !rT 7{HJjH!zx 8.关于日期格式
HO ,z[6 FoY_5/ 日期格式设定
f\CJ |tKX DataFormatString="{0:yyyy-MM-dd}"
,$irJz F v%O KOrJ 我觉得应该在itembound事件中
?f!w:zp e.items.cell["你的列"].text=DateTime.Parse(e.items.cell["你的列"].text.ToString("yyyy-MM-dd"))
|^jl^oW pyA;%vJn 9.获取错误信息并到指定页面
5o;M tr 8a_CV 不要使用Response.Redirect,而应该使用Server.Transfer
6gz
!K"S df_hmkyj e.g
UH=pQm^W // in global.asax
[DS.@97n protected void Application_Error(Object sender, EventArgs e) {
nNNs3h(Ss if (Server.GetLastError() is HttpUnhandledException)
/wplP+w2 Server.Transfer("MyErrorPage.aspx");
uan%j]|q% LE^kN<qMK //其余的非HttpUnhandledException异常交给ASP.NET自己处理就okay了 :)
KF^5 C }
K=|x"6\ 3F fS2we 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
'p3JYRT$ \"!Fw)wj 10.清空Cookie
(]*
Ro 8 Cookie.Expires=[DateTime];
f9FJ:? Response.Cookies("UserName").Expires = 0
YlfzHeN1 $#R@x.= 11.自定义异常处理
AlP}H~|M7 //自定义异常处理类
nrqr p using System;
ykFm$ 0m+I using System.Diagnostics;
chw6_ctR> *?sdWRbu}l namespace MyAppException
%j3XoRex>< {
3[mVPV /// <summary>
, y%!s27 /// 从系统异常类ApplicationException继承的应用程序异常处理类。
xUT]6T0dB /// 自动将异常内容记录到Windows NT/2000的应用程序日志
E=
3Ui /// </summary>
38<!Dt+S(, public class AppException:System.ApplicationException
Ph@hk0dgr/ {
CK4C:`YG public AppException()
\@")2o+ {
X2CpA;#;7l if (ApplicationConfiguration.EventLogEnabled)LogEvent("出现一个未知错误。");
sfb)iH|sW }
|~)!8N.{ }<m'Nkz<X public AppException(string message)
y5>X0tT {
0hJ,l. LogEvent(message);
.gZ1}2GF= }
%x(||cq Rr>nka)U public AppException(string message,Exception innerException)
BO5\rRa0 {
b+b]., LogEvent(message);
D==C"}J if (innerException != null)
mdzUL
d5J {
#)A.yK`u LogEvent(innerException.Message);
-zn$h$N4 }
UNK}!>HD }
)DR/Xu;b cp| q //日志记录类
2%!yV~Z using System;
mKTE%lsH using System.Configuration;
xWC*DKV using System.Diagnostics;
w|t}.u using System.IO;
_k'?eZB using System.Text;
8.`*O using System.Threading;
m$XMq %s&"gWi namespace MyEventLog
GXk]u {
;RR\ Hwix /// <summary>
H6o_*Y /// 事件日志记录类,提供事件日志记录支持
>`E
(K X /// <remarks>
zCz"[9k /// 定义了4个日志记录方法 (error, warning, info, trace)
SN#Cnu} /// </remarks>
:OEovk(` /// </summary>
J 2H$ALl public class ApplicationLog
obzdH:S {
kleE\8_ /// <summary>
%fJ~3mu /// 将错误信息记录到Win2000/NT事件日志中
(R^qY"H
2 /// <param name="message">需要记录的文本信息</param>
/#Fz
K /// </summary>
xj<
K6 public static void WriteError(String message)
QgF2f/;! {
9*Z!=Y#4, WriteLog(TraceLevel.Error, message);
^n%9Tu }
(fqU73 y8.3tp /// <summary>
RKb{QAK!v /// 将警告信息记录到Win2000/NT事件日志中
NG+%H1!$_ /// <param name="message">需要记录的文本信息</param>
yg WwUpY /// </summary>
'/U% -/@ public static void WriteWarning(String message)
16-1&WuY@ {
wn Q% 'Eo WriteLog(TraceLevel.Warning, message);
7W.z8>p }
]K-B#D{P cgV5{|P /// <summary>
n!?^:5=s /// 将提示信息记录到Win2000/NT事件日志中
N"[r_! /// <param name="message">需要记录的文本信息</param>
TQL_K8k@_ /// </summary>
?{]"UnyVE* public static void WriteInfo(String message)
/Z1>3=G by {
AMe_D WriteLog(TraceLevel.Info, message);
pY$DOr-r` }
Sp-M:,H3H /// <summary>
os[i /// 将跟踪信息记录到Win2000/NT事件日志中
`st^i$A /// <param name="message">需要记录的文本信息</param>
@W.0YU0|J /// </summary>
?
4v"y@v public static void WriteTrace(String message)
u`gY/]y! {
~Q2,~9Dkc WriteLog(TraceLevel.Verbose, message);
5E!Wp[^ }
OrRU$5Lo }>yQ!3/i /// <summary>
.2f0e[J /// 格式化记录到事件日志的文本信息格式
zwgO|Qg; /// <param name="ex">需要格式化的异常对象</param>
%df[8eX{ /// <param name="catchInfo">异常信息标题字符串.</param>
4"et4Y7 /// <retvalue>
S]<%^W' /// <para>格式后的异常信息字符串,包括异常内容和跟踪堆栈.</para>
`ZPV.u/ /// </retvalue>
F3=iyiz6 /// </summary>
Ou5,7Ne public static String FormatException(Exception ex, String catchInfo)
&eFv~9 {
+nKf ^rG StringBuilder strBuilder = new StringBuilder();
!glGW[r/7 if (catchInfo != String.Empty)
+GlG.6 {
Ey]P
>J strBuilder.Append(catchInfo).Append("\r\n");
t}fU 2Yb }
#vPf$y6jCI strBuilder.Append(ex.Message).Append("\r\n").Append(ex.StackTrace);
t@+z r3 return strBuilder.ToString();
4*?JU
v }
;|D8"D6] %-O[%Dy /// <summary>
*k
!zdV /// 实际事件日志写入方法
=P`l+k3 /// <param name="level">要记录信息的级别(error,warning,info,trace).</param>
^2eH0O! /// <param name="messageText">要记录的文本.</param>
Nrfj[I /// </summary>
K)nn;j= private static void WriteLog(TraceLevel level, String messageText)
8gXf4A(N {
B'-L-]\H try
8+8P{_ {
c n^z=? EventLogEntryType LogEntryType;
-3|i5,f switch (level)
VN
>X/ {
,_U3p , case TraceLevel.Error:
89l{h8R LogEntryType = EventLogEntryType.Error;
11BfJvs: break;
(nt= case TraceLevel.Warning:
?gl[=N V LogEntryType = EventLogEntryType.Warning;
`dm}|$X| break;
nhI1`l& case TraceLevel.Info:
T)#eaz$4W LogEntryType = EventLogEntryType.Information;
.Eg[[K_iD break;
{"@E_{\ case TraceLevel.Verbose:
0|OmQ\SQ LogEntryType = EventLogEntryType.SuccessAudit;
'/Ag3R break;
Fa9gr/.F,@ default:
ALl0(<u67 LogEntryType = EventLogEntryType.SuccessAudit;
@1tv/W
break;
vw/X }
&&sCaNb >
@n?W" EventLog eventLog = new EventLog("Application", ApplicationConfiguration.EventLogMachineName, ApplicationConfiguration.EventLogSourceName );
YfUUbV //写入事件日志
+i6XCN1= eventLog.WriteEntry(messageText, LogEntryType);
v@;!fBUt 2[TssJQ }
sA[eKQjaD catch {} //忽略任何异常
X8| 0RU@f }
"M4gl } //class ApplicationLog
0Lki( }
#`b5kqQm 8jm\/?k| 12.Panel 横向滚动,纵向自动扩展
X)k+BJ <asp:panel style="overflow-x:scroll;overflow-y:auto;"></asp:panel>
e=w.7DSE 5Q.z#]Lg 13.回车转换成Tab
ey! { <script language="javascript" for="document" event="onkeydown">
ZX03FJL7u if(event.keyCode==13 && event.srcElement.type!=’button’ && event.srcElement.type!=’submit’ && event.srcElement.type!=’reset’ && event.srcElement.type!=’’&& event.srcElement.type!=’textarea’);
EE[JXoke event.keyCode=9;
G,JK$j>*l
</script>
UJ1Ecob ,?ci+M) onkeydown="if(event.keyCode==13) event.keyCode=9"
k{d)'\FM /8tF7Mmr 14.DataGrid超级连接列
aIW W[xZ DataNavigateUrlField="字段名" DataNavigateUrlFormatString="
http://xx/inc/delete.aspx?ID={0}"
#+6t| _
ZC[h~9H 15.DataGrid行随鼠标变色
Nw|m"VLb private void DGzf_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
}~3 %KHT {
Ss
c3uo 0 if (e.Item.ItemType!=ListItemType.Header)
^VAvQ(b!:i {
[Csv/ e.Item.Attributes.Add( "onmouseout","this.style.backgroundColor=\""+e.Item.Style["BACKGROUND-COLOR"]+"\"");
bRb+3au_x
e.Item.Attributes.Add( "onmouseover","this.style.backgroundColor=\""+ "#EFF3F7"+"\"");
nlaeo"] }
K^fH:pV }
rP7~R F^)SQ%xx 16.模板列
5Sfz0 <ASP:TEMPLATECOLUMN visible="False" sortexpression="demo" headertext="ID">
#I|jFn9 <ITEMTEMPLATE>
6pi^ rpo <ASP:LABEL text=’<%# DataBinder.Eval(Container.DataItem, "ArticleID")%>’ runat="server" width="80%" id="lblColumn" />
k6PHyt`3' </ITEMTEMPLATE>
A-XWG9nL </ASP:TEMPLATECOLUMN>
Z$&