1. 打开新的窗口并传送参数:
9N>Dp N ;o;P2}zD 传送参数:
}Vw"7 response.write("<script>window.open(’*.aspx?id="+this.DropDownList1.SelectIndex+"&id1="+...+"’)</script>")
6xSdA;<+] \AOVdnM: 接收参数:
n!mtMPH$ string a = Request.QueryString("id");
Pj_2y)^? string b = Request.QueryString("id1");
h?2qX ^8dJJ* 2.为按钮添加对话框
Oy$*ZG ) Button1.Attributes.Add("onclick","return confirm(’确认?’)");
^9eJ)12pK button.attributes.add("onclick","if(confirm(’are you sure...?’)){return true;}else{return false;}")
6\(wU?m'/ p=6Q0r|' 3.删除表格选定记录
ZK))91;v int intEmpID = (int)MyDataGrid.DataKeys[e.Item.ItemIndex];
= >)S\Dfi string deleteCmd = "DELETE from Employee where emp_id = " + intEmpID.ToString()
8>G3KZ3 .63:G< 4.删除表格记录警告
HT/zcd)}# private void DataGrid_ItemCreated(Object sender,DataGridItemEventArgs e)
8$<jd^w
{
6sb,*uSn% switch(e.Item.ItemType)
0qSd#jO {
)sG`sET]`f case ListItemType.Item :
U3MfEM!x case ListItemType.AlternatingItem :
7g3vh%G. case ListItemType.EditItem:
$Jo[&, TableCell myTableCell;
%'Ebm myTableCell = e.Item.Cells[14];
F+R4nFA LinkButton myDeleteButton ;
Px&*&^Gf[b myDeleteButton = (LinkButton)myTableCell.Controls[0];
agX-V{l. myDeleteButton.Attributes.Add("onclick","return confirm(’您是否确定要删除这条信息’);");
w\KO1 Ob break;
_*B]yz6z default:
tUl#sqN_{ break;
7{j9vl6 }
R[5*]$(b #(-V^T }
6sBS;+C "exph$ 5.点击表格行链接另一页
p= jD "lq private void grdCustomer_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
A!&p,KfT5+ {
QbqEe/*$_ //点击表格打开
UOH2I+@V if (e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
"NSm2RU3 e.Item.Attributes.Add("onclick","window.open(’Default.aspx?id=" + e.Item.Cells[0].Text + "’);");
D1t@Y.vl }
j[Uul# }|MGYS ) 双击表格连接到另一页
:P<}
bGN j K?GB 在itemDataBind事件中
x3O$eKy\|5 if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
!vHUe*1a{ {
TO.?h! string OrderItemID =e.item.cells[1].Text;
~{'.9 ...
sL]KBux e.item.Attributes.Add("ondblclick", "location.href=’../ShippedGrid.aspx?id=" + OrderItemID + "’");
%M^X>S\% }
-qz; Y s[J xP 双击表格打开新一页
6j@3C`Yd if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
>t')ZSjRs {
j_c0oclSz string OrderItemID =e.item.cells[1].Text;
@V:4tG.<sw ...
udM<jY]5p e.item.Attributes.Add("ondblclick", "open(’../ShippedGrid.aspx?id=" + OrderItemID + "’)");
tKgPKWP }
&S9Sl hX(:xc ★特别注意:【?id=】 处不能为 【?id =】
j+NOT`& 6.表格超连接列传递参数
W-zD1q~0? <asp:HyperLinkColumn Target="_blank" headertext="ID号" DataTextField="id" NavigateUrl="aaa.aspx?id=’
hK*:pf <%# DataBinder.Eval(Container.DataItem, "数据字段1")%>’ & name=’<%# DataBinder.Eval(Container.DataItem, "数据字段2")%>’ />
>u#c\s =7pLU+ u 7.表格点击改变颜色
2i`N26On if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
&PWz4hZ {
<&E3QeK e.Item.Attributes.Add("onclick","this.style.backgroundColor=’#99cc00’;
[xq"[*Evv this.style.color=’buttontext’;this.style.cursor=’default’;");
pB;)Hii\ }
1wSJ w 9MA/nybI 写在DataGrid的_ItemDataBound里
C5m6{Oo+- if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
H~JPsS; {
ujsJ;\c e.Item.Attributes.Add("onmouseover","this.style.backgroundColor=’#99cc00’;
k ]C+/ this.style.color=’buttontext’;this.style.cursor=’default’;");
bSsX)wHm e.Item.Attributes.Add("onmouseout","this.style.backgroundColor=’’;this.style.color=’’;");
vk:@rOpl }
I_N(e|s\U u6h"=l{ N)G.^9 8.关于日期格式
7c$;-O 7bOL ,S 日期格式设定
\
a18Hp|% DataFormatString="{0:yyyy-MM-dd}"
4L\bT;dQ|. WzYy< 我觉得应该在itembound事件中
1V(tt{ e.items.cell["你的列"].text=DateTime.Parse(e.items.cell["你的列"].text.ToString("yyyy-MM-dd"))
.PBma/w
W e#]=-^ 9.获取错误信息并到指定页面
u! `oKe; .6S]\dp7~ 不要使用Response.Redirect,而应该使用Server.Transfer
r!+-"hS! $$8xdv# e.g
BoJ@bOe# // in global.asax
L/9f"%kZ protected void Application_Error(Object sender, EventArgs e) {
r#LoBfM;^A if (Server.GetLastError() is HttpUnhandledException)
Qag@#!&n Server.Transfer("MyErrorPage.aspx");
#|`/K[.xd% YOo?.[}@ //其余的非HttpUnhandledException异常交给ASP.NET自己处理就okay了 :)
Z[:fqvXQ }
?'uxYeX6 +V*FFv 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
6-C9[[g< tkU"/$Vi\ 10.清空Cookie
OV ~|@{6T Cookie.Expires=[DateTime];
vQCRs!A Response.Cookies("UserName").Expires = 0
fwB+f`w` UV8,SSDTV 11.自定义异常处理
Cn4o^6? " //自定义异常处理类
m5Gt8Z 6a using System;
A7@5lHMF using System.Diagnostics;
\2,7fy' (5S(CYls namespace MyAppException
lgp-/O"T {
_
h\wH; /// <summary>
j2NnDz' /// 从系统异常类ApplicationException继承的应用程序异常处理类。
PK^{WF}L; /// 自动将异常内容记录到Windows NT/2000的应用程序日志
mf]1mG}) /// </summary>
N9IBw', public class AppException:System.ApplicationException
>en,MT| {
HVG9 C$ public AppException()
}WXO[ +l {
wlr/zquAE9 if (ApplicationConfiguration.EventLogEnabled)LogEvent("出现一个未知错误。");
HH/bBM! }
H/m -$;cF3 yAOYe"d public AppException(string message)
rxtp?|v9 {
#:"F-3A0 LogEvent(message);
qv|geBW }
afY~Y?PJ< J5PXmL public AppException(string message,Exception innerException)
R /J@XP {
mD`v>L LogEvent(message);
_/0vmgQ& if (innerException != null)
a&b75.- {
!}fq%8"- LogEvent(innerException.Message);
o!6gl]U'y9 }
!_<zK:`-L }
3x2*K_A5:Q =jZ}@L/+ //日志记录类
+$R4'{9q using System;
u'}SaX]0 using System.Configuration;
#M$Gj>E%4 using System.Diagnostics;
:^".cs?g using System.IO;
Tvf%'%h1 using System.Text;
b,U"N-6 using System.Threading;
4L}i`)CmB WO{V,<; namespace MyEventLog
}& ;49k {
Ul#||B .c{ /// <summary>
mZLrU<)Y /// 事件日志记录类,提供事件日志记录支持
`BA wef /// <remarks>
>R"]{y /// 定义了4个日志记录方法 (error, warning, info, trace)
T0L h"_X3 /// </remarks>
=8BMCedH| /// </summary>
kc#<Gr&Z& public class ApplicationLog
KDD_WXGt~ {
F!m/n!YR /// <summary>
e@[9WnxYe /// 将错误信息记录到Win2000/NT事件日志中
Z9rmlVU6! /// <param name="message">需要记录的文本信息</param>
7,Tg>,%Q /// </summary>
R7YLI1ov public static void WriteError(String message)
Uz(Sv:G {
KG:CVIW
Y WriteLog(TraceLevel.Error, message);
9 -7.4!]I }
B?d^JWTZ oCD#Gmr /// <summary>
$RA8U:Q!1e /// 将警告信息记录到Win2000/NT事件日志中
(80 Tbi~+ /// <param name="message">需要记录的文本信息</param>
D*!p8J8Ku /// </summary>
-58 public static void WriteWarning(String message)
%-C {
[k)xn3[ WriteLog(TraceLevel.Warning, message);
aH6{_eY }
Jo%5 NXts4 d8l T+MS= /// <summary>
:oRR1k /// 将提示信息记录到Win2000/NT事件日志中
)*j>g38? /// <param name="message">需要记录的文本信息</param>
~dkN`1$v /// </summary>
9a_B public static void WriteInfo(String message)
Af'L=0 {
H(}Jt!/: WriteLog(TraceLevel.Info, message);
r3.A!*! }
a%R'x] /// <summary>
M'Fa[n*b?! /// 将跟踪信息记录到Win2000/NT事件日志中
x4@v$phyH /// <param name="message">需要记录的文本信息</param>
_^{!`*S /// </summary>
VRr_s:CWK public static void WriteTrace(String message)
.9r+LA{ {
\^=Wp'5R WriteLog(TraceLevel.Verbose, message);
<HReh>)[ }
6|#+ %Ot2bhK; /// <summary>
k[6%+ /// 格式化记录到事件日志的文本信息格式
>eF4YZ" /// <param name="ex">需要格式化的异常对象</param>
cE}y~2cH /// <param name="catchInfo">异常信息标题字符串.</param>
VU~
R /// <retvalue>
?9jl8r> /// <para>格式后的异常信息字符串,包括异常内容和跟踪堆栈.</para>
U~%V;*|4 /// </retvalue>
cRt[{HE /// </summary>
0UV5}/2rP public static String FormatException(Exception ex, String catchInfo)
mM*jdm(! {
ARcPHV<(2 StringBuilder strBuilder = new StringBuilder();
rLt`=bl&&U if (catchInfo != String.Empty)
2L=+z1%I {
Iud]*5W strBuilder.Append(catchInfo).Append("\r\n");
p.Y
= }
"S#}iYp strBuilder.Append(ex.Message).Append("\r\n").Append(ex.StackTrace);
AGxtmBB; return strBuilder.ToString();
N
=k}"2_= }
RL0#WBR 3Zy $NsY3 /// <summary>
g[Tl#X7F /// 实际事件日志写入方法
P F#X8+&J /// <param name="level">要记录信息的级别(error,warning,info,trace).</param>
eVRFb#EU0e /// <param name="messageText">要记录的文本.</param>
\FVm_) /// </summary>
@y)'h]d private static void WriteLog(TraceLevel level, String messageText)
;QMRm<CLV {
FbvwzZ try
q(tdBd'o6 {
NF/@'QRT EventLogEntryType LogEntryType;
a[Q\8< switch (level)
p([g/Q {
fpj,~+ case TraceLevel.Error:
;
E Nhy LogEntryType = EventLogEntryType.Error;
6[q<%wA break;
t:pgw[UJ case TraceLevel.Warning:
~
NO9s LogEntryType = EventLogEntryType.Warning;
([Gb]0 break;
<<xUh|zE case TraceLevel.Info:
`RRC8 ]l LogEntryType = EventLogEntryType.Information;
iy{n"#uX break;
D%tcYI( case TraceLevel.Verbose:
$UgQ1Qc LogEntryType = EventLogEntryType.SuccessAudit;
LyEM^d] break;
^|h5*Tb default:
fc}G6P;3{ LogEntryType = EventLogEntryType.SuccessAudit;
Equj[yw%@ break;
y">_$ }
H9 d!-9I K^H{B& b8 EventLog eventLog = new EventLog("Application", ApplicationConfiguration.EventLogMachineName, ApplicationConfiguration.EventLogSourceName );
W u4` 3 //写入事件日志
(e:@7W)L eventLog.WriteEntry(messageText, LogEntryType);
Idy{(Q v' x)AbbC }
0?]Y^: catch {} //忽略任何异常
'X()|{ }
{'.[N79xP } //class ApplicationLog
=qQH,{]c6 }
xY3KKje i|- 6 12.Panel 横向滚动,纵向自动扩展
03] <asp:panel style="overflow-x:scroll;overflow-y:auto;"></asp:panel>
4$j7DJ8dj r&^xg`i[z> 13.回车转换成Tab
MfX1&/Z+ <script language="javascript" for="document" event="onkeydown">
\Lp|S:u if(event.keyCode==13 && event.srcElement.type!=’button’ && event.srcElement.type!=’submit’ && event.srcElement.type!=’reset’ && event.srcElement.type!=’’&& event.srcElement.type!=’textarea’);
X(sN+7DOV event.keyCode=9;
Ts+S>$ </script>
f)~j'e X:aLed_{f onkeydown="if(event.keyCode==13) event.keyCode=9"
K>!+5A$6i ;WF3w 14.DataGrid超级连接列
2ZZ%BV!s DataNavigateUrlField="字段名" DataNavigateUrlFormatString="
http://xx/inc/delete.aspx?ID={0}"
utH,pGs C. C-vFl[@a0 15.DataGrid行随鼠标变色
SN${cs% private void DGzf_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
sZ-A~X@g {
~1_v;LhH5+ if (e.Item.ItemType!=ListItemType.Header)
aan)yP {
.ZV-]jgr e.Item.Attributes.Add( "onmouseout","this.style.backgroundColor=\""+e.Item.Style["BACKGROUND-COLOR"]+"\"");
:\]TAQd- e.Item.Attributes.Add( "onmouseover","this.style.backgroundColor=\""+ "#EFF3F7"+"\"");
j_3X
1w)k }
~,*=j~#h }
w=dTa5 hkifd4# 16.模板列
S<
TUZ
/; <ASP:TEMPLATECOLUMN visible="False" sortexpression="demo" headertext="ID">
rA=iBb3` <ITEMTEMPLATE>
0
`Yg <ASP:LABEL text=’<%# DataBinder.Eval(Container.DataItem, "ArticleID")%>’ runat="server" width="80%" id="lblColumn" />
anM]khs? </ITEMTEMPLATE>
91|0{1 </ASP:TEMPLATECOLUMN>
K\bA[5+N ?h7,q*rxk <ASP:TEMPLATECOLUMN headertext="选中">
5$Q}Zxh <HEADERSTYLE wrap="False" horizontalalign="Center"></HEADERSTYLE>
y4jJ& <ITEMTEMPLATE>
PVNDvUce <ASP:CHECKBOX id="chkExport" runat="server" />
|a>W9Y m </ITEMTEMPLATE>
1FkS$ j8: <EDITITEMTEMPLATE>
_m;H$N~I# <ASP:CHECKBOX id="chkExportON" runat="server" enabled="true" />
_LYI#D </EDITITEMTEMPLATE>
5{`a \;* </ASP:TEMPLATECOLUMN>
5a0&LNm I%8>nMTJ 后台代码
z 2/E?$( protected void CheckAll_CheckedChanged(object sender, System.EventArgs e)
Eku+&