1. 打开新的窗口并传送参数:
JnD{J`: <j}lp- 传送参数:
>Sk[vI0Y response.write("<script>window.open(’*.aspx?id="+this.DropDownList1.SelectIndex+"&id1="+...+"’)</script>")
y;"
n9 /4=-b_2Y~ 接收参数:
VvByHcLv string a = Request.QueryString("id");
3HG;!D~m; string b = Request.QueryString("id1");
L^kp8o^$ TL= YQA 2.为按钮添加对话框
\a"Ct' Button1.Attributes.Add("onclick","return confirm(’确认?’)");
1,2EhfX|s button.attributes.add("onclick","if(confirm(’are you sure...?’)){return true;}else{return false;}")
m(D]qYwh TGT$ >/w > 3.删除表格选定记录
k!jNOqbb int intEmpID = (int)MyDataGrid.DataKeys[e.Item.ItemIndex];
m:tiY
[c>W string deleteCmd = "DELETE from Employee where emp_id = " + intEmpID.ToString()
/rB{[zk ${~|+zdB 4.删除表格记录警告
k>4qkigjc private void DataGrid_ItemCreated(Object sender,DataGridItemEventArgs e)
{!ZyCi19 {
1F[L"W;r switch(e.Item.ItemType)
h>S[^
-, {
tury<* case ListItemType.Item :
78#!Q.## case ListItemType.AlternatingItem :
FD7H@L5 case ListItemType.EditItem:
HgBJf~q~U TableCell myTableCell;
$BN15x0/:~ myTableCell = e.Item.Cells[14];
XR# ;{p+b LinkButton myDeleteButton ;
KHiFJ_3 myDeleteButton = (LinkButton)myTableCell.Controls[0];
LDT(]HJ myDeleteButton.Attributes.Add("onclick","return confirm(’您是否确定要删除这条信息’);");
jX=lAs~6 break;
zbw7U'jk default:
_cJ[
FP1 break;
H{ M)- }
9>m%`DG* iMP }
Zp`T v vu<:16 5.点击表格行链接另一页
`qpc*enf0 private void grdCustomer_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
u.|~
{
'3tw<k!1{. //点击表格打开
XaI;2fMGI if (e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
2F_
R/{D e.Item.Attributes.Add("onclick","window.open(’Default.aspx?id=" + e.Item.Cells[0].Text + "’);");
HP2wtN{Zs }
'E;W s}x>J8hK 双击表格连接到另一页
dFW=9ru+MQ $j`
$[tX6l 在itemDataBind事件中
]o.vB}WsY if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
JXQPT {
T(X:Yw string OrderItemID =e.item.cells[1].Text;
@_'OyRd8 ...
dZ2%S''\ e.item.Attributes.Add("ondblclick", "location.href=’../ShippedGrid.aspx?id=" + OrderItemID + "’");
4z4v\IpB }
=fLL| ^t.W|teD 双击表格打开新一页
=6 %|?5G if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
SQ(apc}N4 {
J}g~uW string OrderItemID =e.item.cells[1].Text;
R|,7d:k ...
,4F,:w e.item.Attributes.Add("ondblclick", "open(’../ShippedGrid.aspx?id=" + OrderItemID + "’)");
'8`T|2 }
a_T,t'6 e29y7:)c= ★特别注意:【?id=】 处不能为 【?id =】
GKtS6$1d# 6.表格超连接列传递参数
x/TGp?\g <asp:HyperLinkColumn Target="_blank" headertext="ID号" DataTextField="id" NavigateUrl="aaa.aspx?id=’
"X1vZwK8N <%# DataBinder.Eval(Container.DataItem, "数据字段1")%>’ & name=’<%# DataBinder.Eval(Container.DataItem, "数据字段2")%>’ />
,TC~~EWq rnhFqNT: 7.表格点击改变颜色
6XUuGxQV/ if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
LVtu*k {
9/TY\?U e.Item.Attributes.Add("onclick","this.style.backgroundColor=’#99cc00’;
y0q#R.TOm this.style.color=’buttontext’;this.style.cursor=’default’;");
s3t!<9[m }
4I~i)EKy6 [$\>~nj= 写在DataGrid的_ItemDataBound里
?T*";_o,B if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
[,f)9v) {
"e62/Ejg% e.Item.Attributes.Add("onmouseover","this.style.backgroundColor=’#99cc00’;
~uaP$*B[ this.style.color=’buttontext’;this.style.cursor=’default’;");
Agy
<j
e.Item.Attributes.Add("onmouseout","this.style.backgroundColor=’’;this.style.color=’’;");
ziL^M"~2 }
R9dP ,<2 q(]f]Vl|0 ym%slg 8.关于日期格式
KsdG(.I+ek ai ftlY 日期格式设定
3;/?q DataFormatString="{0:yyyy-MM-dd}"
,+L
KJl >]$aoA# 我觉得应该在itembound事件中
3B9nP._ e.items.cell["你的列"].text=DateTime.Parse(e.items.cell["你的列"].text.ToString("yyyy-MM-dd"))
8OAg~mQ15( rY70^<z 9.获取错误信息并到指定页面
9;f|EGwZ }=GM?,7b 不要使用Response.Redirect,而应该使用Server.Transfer
%xg"Q| S ~|.&0"\ e.g
T0|H9>M // in global.asax
/8e W@IO.F protected void Application_Error(Object sender, EventArgs e) {
W"sr$K2m| if (Server.GetLastError() is HttpUnhandledException)
I-:`cON=G Server.Transfer("MyErrorPage.aspx");
it}-^3AM LpWI>sNv //其余的非HttpUnhandledException异常交给ASP.NET自己处理就okay了 :)
j7/(sf }
X%4h(7;v LHi6:G"Y( Redirect会导致post-back的产生从而丢失了错误信息,所以页面导向应该直接在服务器端执行,这样就可以在错误处理页面得到出错信息并进行相应的处理
:m`/Q_y" *BOBH;s 10.清空Cookie
EF;,Gjh5p Cookie.Expires=[DateTime];
0=[0|`x Response.Cookies("UserName").Expires = 0
UC!5
wVY @-6?i) 11.自定义异常处理
*SZ>upg //自定义异常处理类
}iNY_I c using System;
c^S&F9/U* using System.Diagnostics;
a!t
V6H &BgU:R, namespace MyAppException
0|C[-ppr {
YvTA+yL /// <summary>
0j@Ix EPs /// 从系统异常类ApplicationException继承的应用程序异常处理类。
9~Xg#{ /// 自动将异常内容记录到Windows NT/2000的应用程序日志
;nk@XFJ /// </summary>
8XbR public class AppException:System.ApplicationException
R<g =\XO'y {
_i@x@:_l public AppException()
V\zsDP {
v*DFiCQD if (ApplicationConfiguration.EventLogEnabled)LogEvent("出现一个未知错误。");
;D&wh }
bOXh|u_3i V_]-`?S public AppException(string message)
:&$Xe1)i] {
s1=u{ET LogEvent(message);
\X opU" }
#$u ZDQY_ 7.|S>+Q public AppException(string message,Exception innerException)
c~oe,9 {
LW?2}`+ LogEvent(message);
XI
g|G}i. if (innerException != null)
0*{p Oe/u {
M9g1d7% LogEvent(innerException.Message);
@7|)RSBQz }
{G.{ad }
nDn{zea7 r %xB8e9 //日志记录类
}rxFS
<j using System;
s=j O;K$ using System.Configuration;
uN&M\( using System.Diagnostics;
v<fWc971 using System.IO;
q_58Lw using System.Text;
*lq7t2 using System.Threading;
}q x(z^ JOHp?3 "4 namespace MyEventLog
CU !.!cZ{ {
0C7" 3l /// <summary>
.Bijc G /// 事件日志记录类,提供事件日志记录支持
d.1Q~&` /// <remarks>
F\P!NSFZV /// 定义了4个日志记录方法 (error, warning, info, trace)
KqY>4tb /// </remarks>
s.ey!ew /// </summary>
<M>#qd@c
public class ApplicationLog
m[#%/ {
GD/nR4$ /// <summary>
Ug` /// 将错误信息记录到Win2000/NT事件日志中
OAyE/Q| /// <param name="message">需要记录的文本信息</param>
{ r X5 /// </summary>
C9+Dw#-fV public static void WriteError(String message)
x
k#*= {
gU*I;s> WriteLog(TraceLevel.Error, message);
dK7 ^ }
@%7/2k {&b-}f"m /// <summary>
W.sD2f /// 将警告信息记录到Win2000/NT事件日志中
,|>nF;.Y /// <param name="message">需要记录的文本信息</param>
Jz2q\42q /// </summary>
n%Rjt!9 public static void WriteWarning(String message)
33S`aJ {
-y<rM0"NE WriteLog(TraceLevel.Warning, message);
P:vX }V |[ }
CTh1;U20 JG1LS$p^ /// <summary>
_4A&%> /// 将提示信息记录到Win2000/NT事件日志中
5vl2yN /// <param name="message">需要记录的文本信息</param>
?##y`.+O /// </summary>
J]_)gb'1BR public static void WriteInfo(String message)
9Z}S]-u/ {
<C2c"=b WriteLog(TraceLevel.Info, message);
13]y)( }
[kQ"6wh8 /// <summary>
gB'`I(q5. /// 将跟踪信息记录到Win2000/NT事件日志中
|O'Hh7 /// <param name="message">需要记录的文本信息</param>
/Ir 7
DZK /// </summary>
7YSuB9{M public static void WriteTrace(String message)
K T"h74@ {
R7y-#? WriteLog(TraceLevel.Verbose, message);
`_6@3-% }
a:wJ/ p 7E@$}&E /// <summary>
W'8J<VBD /// 格式化记录到事件日志的文本信息格式
8Na}Wp;|Gi /// <param name="ex">需要格式化的异常对象</param>
<:H /// <param name="catchInfo">异常信息标题字符串.</param>
"otr+.{`* /// <retvalue>
+ 4++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>
-U&098}<K /// </retvalue>
qrOB_Nz /// </summary>
c lq
<$-
public static String FormatException(Exception ex, String catchInfo)
C5d/)aC {
4t"* )xy StringBuilder strBuilder = new StringBuilder();
%Gnd"SGs if (catchInfo != String.Empty)
+X{cN5Y K {
UX+?0 K strBuilder.Append(catchInfo).Append("\r\n");
iOE9FW|e }
4h[2C6
\+` strBuilder.Append(ex.Message).Append("\r\n").Append(ex.StackTrace);
k{!iDZr&f, return strBuilder.ToString();
s$e K66H }
*
N2#{eF&] &4a~6 /// <summary>
r< N-A?a /// 实际事件日志写入方法
g5?r9e /// <param name="level">要记录信息的级别(error,warning,info,trace).</param>
YeR7*[l /// <param name="messageText">要记录的文本.</param>
3ytx"=B% /// </summary>
}C9VTJs| private static void WriteLog(TraceLevel level, String messageText)
&n,xGIG {
kjQIagw try
})Ix.!p {
%l0_PhAB EventLogEntryType LogEntryType;
mJU>f-l switch (level)
k|)^!BdO {
&^"s=g. case TraceLevel.Error:
+A;n*DF2 LogEntryType = EventLogEntryType.Error;
>:(6{}b break;
'lSnyW{ case TraceLevel.Warning:
%>oT7|x LogEntryType = EventLogEntryType.Warning;
R|d^M&K, break;
<<~lV5 case TraceLevel.Info:
_S[Rvb1e LogEntryType = EventLogEntryType.Information;
x`b~ZSNJ% break;
Mr@<ZTw case TraceLevel.Verbose:
exGhkt~ LogEntryType = EventLogEntryType.SuccessAudit;
+sV# Z, break;
H"kc^G+(R" default:
O#<|[Dzw LogEntryType = EventLogEntryType.SuccessAudit;
m&;zLBA; break;
Rq~
>h99M }
5+#?7J1 1`7]C+Pv EventLog eventLog = new EventLog("Application", ApplicationConfiguration.EventLogMachineName, ApplicationConfiguration.EventLogSourceName );
e%5'(V-y, //写入事件日志
BHiw!S< eventLog.WriteEntry(messageText, LogEntryType);
t(LlWd S:"z<O }
Vb"T],N1m catch {} //忽略任何异常
{g23[$X]N }
y"%iD`{ } //class ApplicationLog
QmDhZ04f }
]-+.lR%vd9 g6k&c"%IQ( 12.Panel 横向滚动,纵向自动扩展
'=@H2T6= <asp:panel style="overflow-x:scroll;overflow-y:auto;"></asp:panel>
H@OrX hA&j?{ 13.回车转换成Tab
UGezo3} <script language="javascript" for="document" event="onkeydown">
`i_L?C7 if(event.keyCode==13 && event.srcElement.type!=’button’ && event.srcElement.type!=’submit’ && event.srcElement.type!=’reset’ && event.srcElement.type!=’’&& event.srcElement.type!=’textarea’);
7J</7\ event.keyCode=9;
?3KR(6D </script>
Z n"TG/: vi()1LS/! onkeydown="if(event.keyCode==13) event.keyCode=9"
t8a@L(J$ UH.}B3H 14.DataGrid超级连接列
@pEO@bbg> DataNavigateUrlField="字段名" DataNavigateUrlFormatString="
http://xx/inc/delete.aspx?ID={0}"
qJAv=D 4N0W& Dy 15.DataGrid行随鼠标变色
?Sd~u1w8K private void DGzf_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
U- U V<} {
2rE~V.)% if (e.Item.ItemType!=ListItemType.Header)
(,)vak&t {
]CtoK%k e.Item.Attributes.Add( "onmouseout","this.style.backgroundColor=\""+e.Item.Style["BACKGROUND-COLOR"]+"\"");
^~*[~ e.Item.Attributes.Add( "onmouseover","this.style.backgroundColor=\""+ "#EFF3F7"+"\"");
+p%5/smfs }
cVv4gQD\ }
,EGD8$RA] d
>wmg*J 16.模板列
%RK\Hz2q3 <ASP:TEMPLATECOLUMN visible="False" sortexpression="demo" headertext="ID">
MSm`4lw <ITEMTEMPLATE>
N4JqW <ASP:LABEL text=’<%# DataBinder.Eval(Container.DataItem, "ArticleID")%>’ runat="server" width="80%" id="lblColumn" />
`mHOgS>| </ITEMTEMPLATE>
Z ^9{Qq </ASP:TEMPLATECOLUMN>
DRFuvU+e JCU3\39} <ASP:TEMPLATECOLUMN headertext="选中">
\w@_(4")Qb <HEADERSTYLE wrap="False" horizontalalign="Center"></HEADERSTYLE>
zi DlJ3]^ <ITEMTEMPLATE>
{"@b` <ASP:CHECKBOX id="chkExport" runat="server" />
;Kd{h </ITEMTEMPLATE>
(w@MlMk <EDITITEMTEMPLATE>
:\w[xqH <ASP:CHECKBOX id="chkExportON" runat="server" enabled="true" />
1\.zOq# </EDITITEMTEMPLATE>
IP4b[|ef </ASP:TEMPLATECOLUMN>
R4rm>zisVX O|7{%5h 后台代码
"}~i7NBB protected void CheckAll_CheckedChanged(object sender, System.EventArgs e)
N@du.d: {
1p"EE~v //改变列的选定,实现全选或全不选。
Dy!bj CheckBox chkExport ;
t5B|c<Hb\ if( CheckAll.Checked)
l!2Z`D_MD {
94k)a8-! foreach(DataGridItem oDataGridItem in MyDataGrid.Items)
la"A$Tbu~ {
G*wW&R) chkExport = (CheckBox)oDataGridItem.FindControl("chkExport");
>a`zkl chkExport.Checked = true;
1b]PCNz }
1&dsQ,VDl }
\eSk7C else
%F]9^C+ {
oJ;O>J@c foreach(DataGridItem oDataGridItem in MyDataGrid.Items)
oTV8rG {
my #u^O; chkExport = (CheckBox)oDataGridItem.FindControl("chkExport");
_=^hnv chkExport.Checked = false;
8iH;GFNJ7' }
rj f=qh5s }
O[(HE8E }
?e|:6a+[f &)f++(i 17.数字格式化
~FCSq:_ ?`*-QG} 【<%#Container.DataItem("price")%>的结果是500.0000,怎样格式化为500.00?】
MHT,rqG <%#Container.DataItem("price","{0:¥#,##0.00}")%>
mP
.&fS 08n%%
F int i=123456;
`6/Yf@b string s=i.ToString("###,###.00");
JW.&uV1Z JE:n`l/p 18.日期格式化
<{xAvN(: byj mH 【aspx页面内:<%# DataBinder.Eval(Container.DataItem,"Company_Ureg_Date")%>
t~W4o8<w f;XsShxr 显示为: 2004-8-11 19:44:28
![D,8]GD 'UG}E@G 我只想要:2004-8-11 】
a4qpnr]0 <%# DataBinder.Eval(Container.DataItem,"Company_Ureg_Date","{0:yyyy-M-d}")%>
ci NTYow .yh2ttf<gB 应该如何改?
A%8`zR 4Z
p5o`*g2 【格式化日期】
Jz3<yQ- ,4T$ 取出来,一般是object((DateTime)objectFromDB).ToString("yyyy-MM-dd");
LY cSMuJ "91Atb;hJ 【日期的验证表达式】
pz6-
hi7 ?UhAjtYIS A.以下正确的输入格式: [2004-2-29], [2004-02-29 10:29:39 pm], [2004/12/31]
2yO)}g FJ ^((\d{2}(([02468][048])|([13579][26]))[\-\/\s]?((((0?[13578])|(1[02]))[\-\/\s]?((0?[1-9])|([1-2][0-9])|(3[01])))|(((0?[469])|(11))[\-\/\s]?((0?[1-9])|([1-2][0-9])|(30)))|(0?2[\-\/\s]?((0?[1-9])|([1-2][0-9])))))|(\d{2}(([02468][1235679])|([13579][01345789]))[\-\/\s]?((((0?[13578])|(1[02]))[\-\/\s]?((0?[1-9])|([1-2][0-9])|(3[01])))|(((0?[469])|(11))[\-\/\s]?((0?[1-9])|([1-2][0-9])|(30)))|(0?2[\-\/\s]?((0?[1-9])|(1[0-9])|(2[0-8]))))))(\s(((0?[1-9])|(1[0-2]))\:([0-5][0-9])((\s)|(\:([0-5][0-9])\s))([AM|PM|am|pm]{2,2})))?$
gx9sBkoq5D B+[Q$Q" B.以下正确的输入格式:[0001-12-31], [9999 09 30], [2002/03/03]
.VEfd4+ni{ ^\d{4}[\-\/\s]?((((0[13578])|(1[02]))[\-\/\s]?(([0-2][0-9])|(3[01])))|(((0[469])|(11))[\-\/\s]?(([0-2][0-9])|(30)))|(02[\-\/\s]?[0-2][0-9]))$
3R[J,go JOne&{h]J" 【大小写转换】
#V,~d&_k HttpUtility.HtmlEncode(string);
9X&qdA/q HttpUtility.HtmlDecode(string)
Dt'e<d Is ieLN;)Iy^ 19.如何设定全局变量
]fS~N9B Ri6 br Global.asax中
G]DN!7]@g E6-(q!"A Application_Start()事件中
O|TwG:! _,1kcDu 添加Application[属性名] = xxx;
ITqigGan% +/lj~5:y 就是你的全局变量
[_G0kiI}W" 2DqHqq9m 20.怎样作到HyperLinkColumn生成的连接后,点击连接,打开新窗口?
v%~ViOgL\ R.'Gg HyperLinkColumn有个属性Target,将器值设置成"_blank"即可.(Target="_blank")
v6Wf7)d/1 C^:&3, 【ASPNETMENU】点击菜单项弹出新窗口
ef;="N sW3D
(
n 在你的menuData.xml文件的菜单项中加入URLTarget="_blank",如:
[a*>@IR <?xml version="1.0" encoding="GB2312"?>
5)NfZN#&