1. 打开新的窗口并传送参数:
lelMt= =ydpU<aS 传送参数:
]/a
g*F response.write("<script>window.open(’*.aspx?id="+this.DropDownList1.SelectIndex+"&id1="+...+"’)</script>")
,?I(/jI uO"y`$C$_ 接收参数:
/Ad6+cY string a = Request.QueryString("id");
v3~FR,Kl string b = Request.QueryString("id1");
\PzN XQ$ NfOp=X?Y 2.为按钮添加对话框
RFB(d=o5S Button1.Attributes.Add("onclick","return confirm(’确认?’)");
Ll?g.z" button.attributes.add("onclick","if(confirm(’are you sure...?’)){return true;}else{return false;}")
vABXXB =Aj"j-r&{ 3.删除表格选定记录
% oR>Uo int intEmpID = (int)MyDataGrid.DataKeys[e.Item.ItemIndex];
M= atls string deleteCmd = "DELETE from Employee where emp_id = " + intEmpID.ToString()
@FU~1u3d CPVmF$A- 4.删除表格记录警告
|J\,F.{' private void DataGrid_ItemCreated(Object sender,DataGridItemEventArgs e)
/;7ID41 {
]?M)NRk%S switch(e.Item.ItemType)
.5]{M\aA {
4'` C1 a case ListItemType.Item :
X'jr|s^s case ListItemType.AlternatingItem :
{-J:4*` case ListItemType.EditItem:
,b4g.CV TableCell myTableCell;
?@>;/@ myTableCell = e.Item.Cells[14];
*CzCUu:%t LinkButton myDeleteButton ;
zx7#)* myDeleteButton = (LinkButton)myTableCell.Controls[0];
xvdY
8%S myDeleteButton.Attributes.Add("onclick","return confirm(’您是否确定要删除这条信息’);");
dt<~sOT3s break;
>r=6A
default:
] ;&"1A break;
dok)Je }
JS PW>W" w1cw1xX* }
brfKd]i Ms,@t^nk 5.点击表格行链接另一页
>J>>\Y(p private void grdCustomer_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
lAz2%s{6 {
Psp^@ //点击表格打开
.N!{ U if (e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
6W$rY] h! e.Item.Attributes.Add("onclick","window.open(’Default.aspx?id=" + e.Item.Cells[0].Text + "’);");
[1Uz_HY["3 }
i_NJ -K fQP,= 双击表格连接到另一页
H@Q` puA|NT 在itemDataBind事件中
![).zi+m if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
+O4( a. {
ZJ9x6|q string OrderItemID =e.item.cells[1].Text;
Ox~ 9_d ...
l0. FiO@_Q e.item.Attributes.Add("ondblclick", "location.href=’../ShippedGrid.aspx?id=" + OrderItemID + "’");
#3.\j"b }
z(rK^RT h07eEg 双击表格打开新一页
/7x\;&bc if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
HgaZbb>' {
^j [Ku string OrderItemID =e.item.cells[1].Text;
X5 j=C] ...
ifvU"l e.item.Attributes.Add("ondblclick", "open(’../ShippedGrid.aspx?id=" + OrderItemID + "’)");
GZ"&L?ti }
ydB$4ZB3[ )d:K:YXt ★特别注意:【?id=】 处不能为 【?id =】
g#|oif9o 6.表格超连接列传递参数
obj!I7 <asp:HyperLinkColumn Target="_blank" headertext="ID号" DataTextField="id" NavigateUrl="aaa.aspx?id=’
dHq# <%# DataBinder.Eval(Container.DataItem, "数据字段1")%>’ & name=’<%# DataBinder.Eval(Container.DataItem, "数据字段2")%>’ />
McP~}"!^ :PUK6,"5]O 7.表格点击改变颜色
6e<^oH if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
Gnk|^i;t {
A=y"x$%-_ e.Item.Attributes.Add("onclick","this.style.backgroundColor=’#99cc00’;
vlu$!4I this.style.color=’buttontext’;this.style.cursor=’default’;");
]x@~-I ) }
L_k9g12 %E aE, 写在DataGrid的_ItemDataBound里
hF.6}28U1 if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
8""mp]o9 {
!!*;4FK"q e.Item.Attributes.Add("onmouseover","this.style.backgroundColor=’#99cc00’;
guE2THnz3D this.style.color=’buttontext’;this.style.cursor=’default’;");
2kVp_=c e.Item.Attributes.Add("onmouseout","this.style.backgroundColor=’’;this.style.color=’’;");
A4
5m)wQ }
Mc:bU 3p&jLFphL 7
v~ro 8.关于日期格式
D'nL ?&xlT+JM 日期格式设定
K#wK1 Sv DataFormatString="{0:yyyy-MM-dd}"
5j`v`[B; Yg&`
U^7]B 我觉得应该在itembound事件中
rnH}#u+ e.items.cell["你的列"].text=DateTime.Parse(e.items.cell["你的列"].text.ToString("yyyy-MM-dd"))
"$DldHC 6rT4iC3Q{ 9.获取错误信息并到指定页面
_Z.cMYN {-h, ZdH^ 不要使用Response.Redirect,而应该使用Server.Transfer
m:3J!1 Z7KXWu+6`m e.g
.jargvAL* // in global.asax
{>h97}P protected void Application_Error(Object sender, EventArgs e) {
2uL9.q if (Server.GetLastError() is HttpUnhandledException)
c.0]1 Server.Transfer("MyErrorPage.aspx");
_ eiF@G as#J qE //其余的非HttpUnhandledException异常交给ASP.NET自己处理就okay了 :)
Hd374U<8]T }
t!0dJud /BKtw8 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
,T{oy:rB H-2_j 10.清空Cookie
&[~[~m| Cookie.Expires=[DateTime];
`.8UKSH+ Response.Cookies("UserName").Expires = 0
V^2-_V]8 \K}aQKB/j 11.自定义异常处理
8YKQItK //自定义异常处理类
~#Aa Ldq using System;
r)8z#W>s using System.Diagnostics;
"xn|zB LABNj{=D! namespace MyAppException
:Y^I]`lR" {
]u0Jd#@ /// <summary>
a_{6Qdl /// 从系统异常类ApplicationException继承的应用程序异常处理类。
:,^>d3k /// 自动将异常内容记录到Windows NT/2000的应用程序日志
aq kix"J /// </summary>
K:_($X] public class AppException:System.ApplicationException
0+j}}; {
fGTOIi@# public AppException()
HY*\ k# {
V7@
{D if (ApplicationConfiguration.EventLogEnabled)LogEvent("出现一个未知错误。");
bE4HDq34 }
AerFgQiS 0D~=SekQ9 public AppException(string message)
ZF'HM@cfo {
3Oiy)f@{TF LogEvent(message);
11{y}J }
!^L-T?y.2 8&."uEOOU public AppException(string message,Exception innerException)
Dft%ip2 {
uw"*zBxl LogEvent(message);
k!owl+a
if (innerException != null)
;{Jb6'K1h {
^mf jn-=3 LogEvent(innerException.Message);
<[<247% }
y
1nU{Sc@ }
}dKLMNqPA xqv[?
? //日志记录类
.Q[yD<)Ubs using System;
F.
T@)7 using System.Configuration;
'Sa!5h using System.Diagnostics;
mgcN( n1 using System.IO;
2*Q3.2 Z using System.Text;
Y&GuDLUF using System.Threading;
,C:o`fQ\ $3#%aA!(# namespace MyEventLog
FUqt)YHi {
^Plc}W7h /// <summary>
Ue! Q. " /// 事件日志记录类,提供事件日志记录支持
v20~^gKo=m /// <remarks>
P7r4ePtLk{ /// 定义了4个日志记录方法 (error, warning, info, trace)
$
S~%Ks C /// </remarks>
ET+'Pj3 /// </summary>
iaRR5D- public class ApplicationLog
%w:'!X>< {
@n@g)` /// <summary>
VYigxhP7 /// 将错误信息记录到Win2000/NT事件日志中
_lT0Hu /// <param name="message">需要记录的文本信息</param>
7P*Z0%Q /// </summary>
mPG7Zy$z public static void WriteError(String message)
lD3)TAW@o {
_z]v<,=3M WriteLog(TraceLevel.Error, message);
fnOIv# }
j)";:v @|=UrKA N /// <summary>
QptOQ3! /// 将警告信息记录到Win2000/NT事件日志中
f[}|rf /// <param name="message">需要记录的文本信息</param>
c[:Wf<%| /// </summary>
RH~sbnZ)F public static void WriteWarning(String message)
b{pg!/N4 {
oyW00]ka WriteLog(TraceLevel.Warning, message);
&^+3errO }
u`6/I#q`
i6 L /// <summary>
SUu >6'LN /// 将提示信息记录到Win2000/NT事件日志中
S&01SX6 /// <param name="message">需要记录的文本信息</param>
k>>`fE\K /// </summary>
n$W"=Z;` public static void WriteInfo(String message)
jsdBd2Gdc {
2d~LNy WriteLog(TraceLevel.Info, message);
F.0d4:A+ }
VVLIeJ(*XT /// <summary>
H"D5e /// 将跟踪信息记录到Win2000/NT事件日志中
Azn:_4O /// <param name="message">需要记录的文本信息</param>
-|[~sj-p /// </summary>
?Pnx~m{%* public static void WriteTrace(String message)
QnU0"_- {
QS;F+cmTh WriteLog(TraceLevel.Verbose, message);
Fr;lG }
9P0yv3 Pgev) rh[ /// <summary>
/RqhykgZ /// 格式化记录到事件日志的文本信息格式
l5HWZs^ /// <param name="ex">需要格式化的异常对象</param>
HlRAD|]\ /// <param name="catchInfo">异常信息标题字符串.</param>
oLP]N$'# /// <retvalue>
>h%\HMKk /// <para>格式后的异常信息字符串,包括异常内容和跟踪堆栈.</para>
y\Dn^ /// </retvalue>
S+pP!YX /// </summary>
\xeVDKJH+n public static String FormatException(Exception ex, String catchInfo)
k/bque {
6w!e?B2/% StringBuilder strBuilder = new StringBuilder();
L=m:/qQL if (catchInfo != String.Empty)
a2X h>{ {
zAI|Jv@ strBuilder.Append(catchInfo).Append("\r\n");
b^Z$hnh]S }
u G[!w!e strBuilder.Append(ex.Message).Append("\r\n").Append(ex.StackTrace);
P&\X`ZUA return strBuilder.ToString();
*%?d\8d }
Cya5*U0= 3Ta>Ki /// <summary>
HEpM4xe$ /// 实际事件日志写入方法
8Z!*[c>K-? /// <param name="level">要记录信息的级别(error,warning,info,trace).</param>
+f|6AeE /// <param name="messageText">要记录的文本.</param>
IfB/O.;Kz /// </summary>
*]2R.u private static void WriteLog(TraceLevel level, String messageText)
%A2`&:ip {
x<
S\D& try
DB~MYOX~ {
y;:]F|%< EventLogEntryType LogEntryType;
((cb4IX switch (level)
bP03G=`6w {
lC2?sD$ case TraceLevel.Error:
P}l#VJWp LogEntryType = EventLogEntryType.Error;
_uJVuCc break;
>HIt}Zh case TraceLevel.Warning:
r`[B@ LogEntryType = EventLogEntryType.Warning;
0\wi am- break;
L;Vq j]_ case TraceLevel.Info:
L~
2q1 LogEntryType = EventLogEntryType.Information;
ngLJ@TP- break;
gLx/w\l6 case TraceLevel.Verbose:
!EM#m@kZ{ LogEntryType = EventLogEntryType.SuccessAudit;
`*d{PJTv break;
K%PxA#P} default:
jE*Ff&]%m LogEntryType = EventLogEntryType.SuccessAudit;
] 9@X?q break;
EZ{/]gCK }
Z8fJ{uOIL esteFLm`6 EventLog eventLog = new EventLog("Application", ApplicationConfiguration.EventLogMachineName, ApplicationConfiguration.EventLogSourceName );
z^3Q.4Qc6^ //写入事件日志
CpSK(2j eventLog.WriteEntry(messageText, LogEntryType);
)7w@E$l" FT4l$g7" }
~$ *`cO catch {} //忽略任何异常
6e/7'TYwT }
8sWr\&! } //class ApplicationLog
yl]UUBcQ }
#]X2^ND47 sbA2W~: 12.Panel 横向滚动,纵向自动扩展
D2)i3vFB <asp:panel style="overflow-x:scroll;overflow-y:auto;"></asp:panel>
_ .!aBy%xf .<dOED{v 13.回车转换成Tab
/sV?JV[t <script language="javascript" for="document" event="onkeydown">
@`Wt4< if(event.keyCode==13 && event.srcElement.type!=’button’ && event.srcElement.type!=’submit’ && event.srcElement.type!=’reset’ && event.srcElement.type!=’’&& event.srcElement.type!=’textarea’);
6W:1>,xS event.keyCode=9;
c"qPTjY </script>
w49{-Pp[ /4-}k onkeydown="if(event.keyCode==13) event.keyCode=9"
\kyM}5G(<0 Vpw[B.v 14.DataGrid超级连接列
5Edo%Hd6 DataNavigateUrlField="字段名" DataNavigateUrlFormatString="
http://xx/inc/delete.aspx?ID={0}"
-)6;0 "8?TSm8 15.DataGrid行随鼠标变色
q-H&5K private void DGzf_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
Y-= /,
{
-~}
tq] if (e.Item.ItemType!=ListItemType.Header)
D>Ua#<52q {
|mvM@V;^8{ e.Item.Attributes.Add( "onmouseout","this.style.backgroundColor=\""+e.Item.Style["BACKGROUND-COLOR"]+"\"");
UFIjW[h e.Item.Attributes.Add( "onmouseover","this.style.backgroundColor=\""+ "#EFF3F7"+"\"");
:~i+tD }
i3d y }
LGfmUb-{] jJc07r'] 16.模板列
F: ,#? <ASP:TEMPLATECOLUMN visible="False" sortexpression="demo" headertext="ID">
ZqFUPHc <ITEMTEMPLATE>
8(^
,r#Gy <ASP:LABEL text=’<%# DataBinder.Eval(Container.DataItem, "ArticleID")%>’ runat="server" width="80%" id="lblColumn" />
u6pIdt </ITEMTEMPLATE>
'mUI-1GkT </ASP:TEMPLATECOLUMN>
jNIUsM8e j6}$+!E <ASP:TEMPLATECOLUMN headertext="选中">
%!yxC <HEADERSTYLE wrap="False" horizontalalign="Center"></HEADERSTYLE>
D$mf5G & <ITEMTEMPLATE>
DUhT>,~] <ASP:CHECKBOX id="chkExport" runat="server" />
", QPb3 </ITEMTEMPLATE>
>HX)MwAP <EDITITEMTEMPLATE>
_<3r'Y, <ASP:CHECKBOX id="chkExportON" runat="server" enabled="true" />
M_; w%FV </EDITITEMTEMPLATE>
VmYBa( </ASP:TEMPLATECOLUMN>
Qi"'bWX@ j=\Mx6os 后台代码
58PKx5`D protected void CheckAll_CheckedChanged(object sender, System.EventArgs e)
_)q4I(s* {
HGb.656r //改变列的选定,实现全选或全不选。
4/f[`].#W CheckBox chkExport ;
YLigP"*~^ if( CheckAll.Checked)
LC76 Qi;|k {
Y!aLf[x] foreach(DataGridItem oDataGridItem in MyDataGrid.Items)
7g8B'ex J {
aTX]+tBoe chkExport = (CheckBox)oDataGridItem.FindControl("chkExport");
Bqp&2zg)@ chkExport.Checked = true;
#.b^E3#+ }
>R#9\/s }
Stt* 1gT else
MorW\7-} {
I X?@~' foreach(DataGridItem oDataGridItem in MyDataGrid.Items)
egbb1+tY {
OFQ{9 chkExport = (CheckBox)oDataGridItem.FindControl("chkExport");
"!^c chkExport.Checked = false;
'cYQ?; }
ze
?CoDx2 }
tbY SK }
(c<