1. 打开新的窗口并传送参数:
N BV}4 p:DL:^zx 传送参数:
6a "VCE] response.write("<script>window.open(’*.aspx?id="+this.DropDownList1.SelectIndex+"&id1="+...+"’)</script>")
z7OZ4R: 0!9?H1> 接收参数:
W,QnU d'N string a = Request.QueryString("id");
-9=M9}eDF string b = Request.QueryString("id1");
utYnaeQcn 6Cz7A 2.为按钮添加对话框
t/l! KdY$ Button1.Attributes.Add("onclick","return confirm(’确认?’)");
FY1},sq button.attributes.add("onclick","if(confirm(’are you sure...?’)){return true;}else{return false;}")
sN}s61 2rK-X_} 3.删除表格选定记录
h
Jfa_ int intEmpID = (int)MyDataGrid.DataKeys[e.Item.ItemIndex];
.8u$z`j string deleteCmd = "DELETE from Employee where emp_id = " + intEmpID.ToString()
d$2@, [VY8?y 4.删除表格记录警告
CL)1Q private void DataGrid_ItemCreated(Object sender,DataGridItemEventArgs e)
vjexx_fq
{
dzjB UD switch(e.Item.ItemType)
.b=M5JsyV {
2ApDpH`fiJ case ListItemType.Item :
YQN]x}:E+4 case ListItemType.AlternatingItem :
l 'AK case ListItemType.EditItem:
(z8]FT TableCell myTableCell;
@-)<|orU4 myTableCell = e.Item.Cells[14];
\iFMU# LinkButton myDeleteButton ;
&{-oA_@ myDeleteButton = (LinkButton)myTableCell.Controls[0];
M/::`yJQu myDeleteButton.Attributes.Add("onclick","return confirm(’您是否确定要删除这条信息’);");
,!o\),N break;
XM$5S+e default:
m#5|J@] break;
ikEWY_1Y }
g@S@d&9 !Z<mrr;T@ }
X_lUD?y O,F]\ 5.点击表格行链接另一页
{ ()p%#* private void grdCustomer_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
4kW30Ma {
yj}bY?4I //点击表格打开
8ktjDs$=.: if (e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
A}>|tm7| e.Item.Attributes.Add("onclick","window.open(’Default.aspx?id=" + e.Item.Cells[0].Text + "’);");
nUI63? }
t*Z .e.q+ kPx]u\ 双击表格连接到另一页
P#dG]NMf baUEsg[~V 在itemDataBind事件中
J6*\>N5W if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
{pcf;1^t {
LY@1@O2@ string OrderItemID =e.item.cells[1].Text;
9TYw@o5V ...
&A ;3; R e.item.Attributes.Add("ondblclick", "location.href=’../ShippedGrid.aspx?id=" + OrderItemID + "’");
s)=!2A Y }
VfL]O 8P> 6=Y3(#Ddt 双击表格打开新一页
c]AKeq] if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
mhHA!:Y {
8!
|.H p string OrderItemID =e.item.cells[1].Text;
EmtDrx4!(f ...
kcq9p2zKv e.item.Attributes.Add("ondblclick", "open(’../ShippedGrid.aspx?id=" + OrderItemID + "’)");
>:Rt>po8|w }
WrE-Zti o1 hdO ★特别注意:【?id=】 处不能为 【?id =】
{#dp-5V 6.表格超连接列传递参数
.c=$ bQ>^ <asp:HyperLinkColumn Target="_blank" headertext="ID号" DataTextField="id" NavigateUrl="aaa.aspx?id=’
u%+6Mp[E <%# DataBinder.Eval(Container.DataItem, "数据字段1")%>’ & name=’<%# DataBinder.Eval(Container.DataItem, "数据字段2")%>’ />
jQ.>2-;H9 !#,- 7.表格点击改变颜色
8!`7- if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
E"9/YWv {
B#qL$M,| e.Item.Attributes.Add("onclick","this.style.backgroundColor=’#99cc00’;
[M7iJcwt this.style.color=’buttontext’;this.style.cursor=’default’;");
^D]7pe }
9[t]] \j2:
6]Hm 写在DataGrid的_ItemDataBound里
c t2_N if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
"v\ bMuS {
Q{H!s_6iyv e.Item.Attributes.Add("onmouseover","this.style.backgroundColor=’#99cc00’;
2 Ft0C2 this.style.color=’buttontext’;this.style.cursor=’default’;");
XhlI|h-j e.Item.Attributes.Add("onmouseout","this.style.backgroundColor=’’;this.style.color=’’;");
()JYN5 }
!^Z[z[ -)y> c *@bg/S
K% 8.关于日期格式
EO o'a K,lK\^y 日期格式设定
{a+Fx}W DataFormatString="{0:yyyy-MM-dd}"
bGMeBj"R >j(I[_g 我觉得应该在itembound事件中
Q>SPV8s e.items.cell["你的列"].text=DateTime.Parse(e.items.cell["你的列"].text.ToString("yyyy-MM-dd"))
iGEQXIr3 E i\J9zt 9.获取错误信息并到指定页面
0,vj,ic*WX b.mjQ 不要使用Response.Redirect,而应该使用Server.Transfer
TRr4`y% zn2"swhq\V e.g
MYDf`0{$_a // in global.asax
(x1"uy7_ protected void Application_Error(Object sender, EventArgs e) {
k$$S!qi# if (Server.GetLastError() is HttpUnhandledException)
0]:*v? Server.Transfer("MyErrorPage.aspx");
J-eA,9J =\Tud-1Z //其余的非HttpUnhandledException异常交给ASP.NET自己处理就okay了 :)
W[[YOK1T }
YWcui+4p} &P,4EaC9; 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
=B/s HN 2#$}yP~ 10.清空Cookie
QN2*]+/h Cookie.Expires=[DateTime];
T;:',T[G Response.Cookies("UserName").Expires = 0
cdek^/ ~$y#(YbH 11.自定义异常处理
-tK;RQYax //自定义异常处理类
y7;XOPm using System;
AXNszS%4 using System.Diagnostics;
O9qKwn;q( By"^ Z`EP4 namespace MyAppException
EvH(Po h {
7b7%( /// <summary>
(_%JF[W /// 从系统异常类ApplicationException继承的应用程序异常处理类。
nL7S3 /// 自动将异常内容记录到Windows NT/2000的应用程序日志
NSiYUAug /// </summary>
eBSn1n
public class AppException:System.ApplicationException
k<j)?_=` {
T|BY00Sz` public AppException()
jziA;6uL {
*s<dgFA' if (ApplicationConfiguration.EventLogEnabled)LogEvent("出现一个未知错误。");
;8%@Lan }
Ivt)Eg ?VOs:sln public AppException(string message)
nI|Lx`*v {
HkfSx rTgQ LogEvent(message);
0+2Matk>. }
fdCxMKlu; <Hr@~<@~ public AppException(string message,Exception innerException)
3*2&Fw!B {
yN WbI0a LogEvent(message);
W"}*Q-8W if (innerException != null)
6M<mOhp@}n {
N8L)KgM5#7 LogEvent(innerException.Message);
V"2AN3~& }
[hv3o0". }
n_xQSVI0F #r:Kg&W2FO //日志记录类
:hl}Zn~jt using System;
qRP8dH using System.Configuration;
fbx;-He! using System.Diagnostics;
+}G>M=t:: using System.IO;
i/O,`2 using System.Text;
&' Nk2{ using System.Threading;
$CQwBsYb= j9L+.UVI, namespace MyEventLog
C(%5,|6 {
,rl
<ye*& /// <summary>
RfKxwo|M< /// 事件日志记录类,提供事件日志记录支持
-JyODW#j /// <remarks>
n4r( Vg1GS /// 定义了4个日志记录方法 (error, warning, info, trace)
<8z[,X}bM /// </remarks>
1Z$99 /// </summary>
=|{,5=" public class ApplicationLog
q2j}64o_S {
B'BbTI, /// <summary>
2h? r![ /// 将错误信息记录到Win2000/NT事件日志中
fY\tvo% /// <param name="message">需要记录的文本信息</param>
{'wU&! /// </summary>
1^H<+0 public static void WriteError(String message)
^)0{42!] {
d8 BK/b WriteLog(TraceLevel.Error, message);
KJvJUq }
6'sFmC x_H7=\pX] /// <summary>
PEQvEruZ} /// 将警告信息记录到Win2000/NT事件日志中
- m x3^ /// <param name="message">需要记录的文本信息</param>
n5,Pq+[ /// </summary>
8Jy1=R*S public static void WriteWarning(String message)
\%4+mgiD {
y3o4%K8 WriteLog(TraceLevel.Warning, message);
~NW5+M(u }
[2j(\vC! H R!>g /// <summary>
koWb@V] /// 将提示信息记录到Win2000/NT事件日志中
Y,pS/ /// <param name="message">需要记录的文本信息</param>
szsZFyW)+ /// </summary>
PK`(qK9 public static void WriteInfo(String message)
9q,JqB {
)'I<xx'1 WriteLog(TraceLevel.Info, message);
U+}9X^ }
sxQ ,x/O /// <summary>
7!yF5+_d /// 将跟踪信息记录到Win2000/NT事件日志中
_ L:w;Oy9T /// <param name="message">需要记录的文本信息</param>
my\oC^/9 /// </summary>
hr}R,BR| public static void WriteTrace(String message)
Ef*.}gcU {
3L!&~'.Ro WriteLog(TraceLevel.Verbose, message);
nTtt$I@hW }
yNMwd.r[ vheAh`u^& /// <summary>
OFAqP1o{$ /// 格式化记录到事件日志的文本信息格式
q2U"k /// <param name="ex">需要格式化的异常对象</param>
R^O)fL 0_ /// <param name="catchInfo">异常信息标题字符串.</param>
?yM/j7Xn /// <retvalue>
2'^OtM, /// <para>格式后的异常信息字符串,包括异常内容和跟踪堆栈.</para>
N4]6LA6x6 /// </retvalue>
[t=+$pf(- /// </summary>
;51!aC public static String FormatException(Exception ex, String catchInfo)
hG3$ ]i9 {
~i&< !O& StringBuilder strBuilder = new StringBuilder();
ToXFMkwY if (catchInfo != String.Empty)
fF]&{b~wk {
Gt%?[ strBuilder.Append(catchInfo).Append("\r\n");
c"&!=@ }
i.dAL)V strBuilder.Append(ex.Message).Append("\r\n").Append(ex.StackTrace);
!J?=nSu return strBuilder.ToString();
OsSiBb,W79 }
>`V|`Zi ? _j<M} /// <summary>
iuk8c.TAR /// 实际事件日志写入方法
%>:)4A /// <param name="level">要记录信息的级别(error,warning,info,trace).</param>
:<7>-+pa /// <param name="messageText">要记录的文本.</param>
V^5k>`A /// </summary>
3UtXxL&L` private static void WriteLog(TraceLevel level, String messageText)
y?4=u,{C {
Q+js2?7^ try
cZ2,
u,4 {
iwTBE]J EventLogEntryType LogEntryType;
J3S byI!T switch (level)
;A'17B8 {
A(sx5Ynp case TraceLevel.Error:
\hD
bv5 LogEntryType = EventLogEntryType.Error;
dSD}NM break;
9v3Nba case TraceLevel.Warning:
n[S*gX0 LogEntryType = EventLogEntryType.Warning;
7XC}C+ break;
CpdY)SMSL case TraceLevel.Info:
5<8>G?Y LogEntryType = EventLogEntryType.Information;
#K*q(ei,7h break;
]x{ H case TraceLevel.Verbose:
_^sSI<&m LogEntryType = EventLogEntryType.SuccessAudit;
[goPmVe+ break;
#"YWz)8 default:
H9m2Whq LogEntryType = EventLogEntryType.SuccessAudit;
?-v?SN# break;
@ y2Bq[' }
>oYwzK0& ieoUZCO^r\ EventLog eventLog = new EventLog("Application", ApplicationConfiguration.EventLogMachineName, ApplicationConfiguration.EventLogSourceName );
=` >Nfa+, //写入事件日志
;j\$[4W.i eventLog.WriteEntry(messageText, LogEntryType);
~(P\F&A(& mpJ_VS` }
?Lb7~XKt\ catch {} //忽略任何异常
Kyiez]T6%q }
w}<I\*\`! } //class ApplicationLog
x(6.W"-S }
A/6nVn m64\@
[ 12.Panel 横向滚动,纵向自动扩展
]`U?<9~Ob <asp:panel style="overflow-x:scroll;overflow-y:auto;"></asp:panel>
z#67rh{ nE.s 13.回车转换成Tab
bGnJ4R3J <script language="javascript" for="document" event="onkeydown">
ebwoMG,B- if(event.keyCode==13 && event.srcElement.type!=’button’ && event.srcElement.type!=’submit’ && event.srcElement.type!=’reset’ && event.srcElement.type!=’’&& event.srcElement.type!=’textarea’);
j`M<M[C*4N event.keyCode=9;
BnY|t2r </script>
QN5N hs c`=hK* onkeydown="if(event.keyCode==13) event.keyCode=9"
U.} =j'Us+ yAkN2 14.DataGrid超级连接列
u<r('IW0 DataNavigateUrlField="字段名" DataNavigateUrlFormatString="
http://xx/inc/delete.aspx?ID={0}"
@
MoMU A+*(Pds 15.DataGrid行随鼠标变色
K4L#%KUPW private void DGzf_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
rxA)&