1. 打开新的窗口并传送参数:
Gsv<Rjj: "Yh;3tI4* 传送参数:
.6P.r} response.write("<script>window.open(’*.aspx?id="+this.DropDownList1.SelectIndex+"&id1="+...+"’)</script>")
0W(mx-[H/ M2Jf-2 接收参数:
+9w[/n ^,G string a = Request.QueryString("id");
=nHKTB> string b = Request.QueryString("id1");
[02rs@c> #h?IoB7 2.为按钮添加对话框
tsAV46S Button1.Attributes.Add("onclick","return confirm(’确认?’)");
SK
lvZ
button.attributes.add("onclick","if(confirm(’are you sure...?’)){return true;}else{return false;}")
]:OrGD" O;~e^ <* 3.删除表格选定记录
j@>D]j int intEmpID = (int)MyDataGrid.DataKeys[e.Item.ItemIndex];
!gve]>M string deleteCmd = "DELETE from Employee where emp_id = " + intEmpID.ToString()
gom!dB0J qtExd~E 4.删除表格记录警告
EY )2, private void DataGrid_ItemCreated(Object sender,DataGridItemEventArgs e)
T9
/;$6s* {
>E>yA d switch(e.Item.ItemType)
C3}:DIn"w {
#73pryXV case ListItemType.Item :
6N#hN)/ case ListItemType.AlternatingItem :
B+K6(^j,,y case ListItemType.EditItem:
^ +SE_ -+] TableCell myTableCell;
WeM38&dWY myTableCell = e.Item.Cells[14];
q#tUDxf(| LinkButton myDeleteButton ;
i)?7+<X myDeleteButton = (LinkButton)myTableCell.Controls[0];
dymq
Z< myDeleteButton.Attributes.Add("onclick","return confirm(’您是否确定要删除这条信息’);");
YI g(^>sq break;
5tYo! f default:
}:0_%=)N< break;
UGSZg|&6#* }
2#>;cn\ )i~AXBt} }
)A\
ZS<@Z7 /W/e%. 5.点击表格行链接另一页
<0})%V?- private void grdCustomer_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
; ~pgF_ {
&BRk<iwV //点击表格打开
cLV*5?gVO if (e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
Y;/@[AwF e.Item.Attributes.Add("onclick","window.open(’Default.aspx?id=" + e.Item.Cells[0].Text + "’);");
g&s.
0+ }
,U~A=bsa z&6_}{2,] 双击表格连接到另一页
k,:W]KD N&HI)X2& 在itemDataBind事件中
jE*{^+n
if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
aKDY_D {
iFd
!ED string OrderItemID =e.item.cells[1].Text;
5(+9a ...
=Hg!@5]H e.item.Attributes.Add("ondblclick", "location.href=’../ShippedGrid.aspx?id=" + OrderItemID + "’");
<T}^:2G| }
^%r6+ey #L*\ ^ c 双击表格打开新一页
YO$Ig:a# if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
\O5L#dc# {
W/qXQORv string OrderItemID =e.item.cells[1].Text;
MgXZN{ ...
AY /9Io- e.item.Attributes.Add("ondblclick", "open(’../ShippedGrid.aspx?id=" + OrderItemID + "’)");
;z'&$#pA }
K!6T8^JH yaR>?[h ★特别注意:【?id=】 处不能为 【?id =】
0V:H/qu8> 6.表格超连接列传递参数
T#ls2UL*xh <asp:HyperLinkColumn Target="_blank" headertext="ID号" DataTextField="id" NavigateUrl="aaa.aspx?id=’
z@,pT"rb <%# DataBinder.Eval(Container.DataItem, "数据字段1")%>’ & name=’<%# DataBinder.Eval(Container.DataItem, "数据字段2")%>’ />
\u,CixV= B4y_{V 7.表格点击改变颜色
P T;{U<5 if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
7m2iL#5[ {
,X|Oe@/ e.Item.Attributes.Add("onclick","this.style.backgroundColor=’#99cc00’;
2R\K!e this.style.color=’buttontext’;this.style.cursor=’default’;");
K(+=V)'Dz }
Nf| 0O\+%y w!m4>w 写在DataGrid的_ItemDataBound里
9<gW~
s> if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
y\??cjWb] {
s ~Eo]e e.Item.Attributes.Add("onmouseover","this.style.backgroundColor=’#99cc00’;
rS [4Pey this.style.color=’buttontext’;this.style.cursor=’default’;");
vFUp$[ e.Item.Attributes.Add("onmouseout","this.style.backgroundColor=’’;this.style.color=’’;");
\@@ G\\)er }
:Qa*-)rs W>jKWi,{ d:'{h"M6 8.关于日期格式
u`XRgtI{g? hi(b\ABx 日期格式设定
C?H~L DataFormatString="{0:yyyy-MM-dd}"
sPNm.W$_ k6#$Nb606 我觉得应该在itembound事件中
uuM1_nD[ e.items.cell["你的列"].text=DateTime.Parse(e.items.cell["你的列"].text.ToString("yyyy-MM-dd"))
1)~|{X+~ bc(MN8b ]j 9.获取错误信息并到指定页面
f#l9rV"@g (-S^L'v62v 不要使用Response.Redirect,而应该使用Server.Transfer
T6/P54S -
|pe D
L e.g
;`
L%^WZ;- // in global.asax
/`m*PgJ protected void Application_Error(Object sender, EventArgs e) {
]WMzWt:L if (Server.GetLastError() is HttpUnhandledException)
w[GEm,ZC Server.Transfer("MyErrorPage.aspx");
`oMZ9Gq2E T={!/y+ //其余的非HttpUnhandledException异常交给ASP.NET自己处理就okay了 :)
B2NIV7 }
&J/EBmY[ Ry+?#P+ 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
NnAIL;WS -7!L]BcZ. 10.清空Cookie
!>F70 Cookie.Expires=[DateTime];
MsI R ~ Response.Cookies("UserName").Expires = 0
;gL{*gR]S "EpH02{i 11.自定义异常处理
l$5nv5r //自定义异常处理类
+X#6dv$ using System;
9 m8KDB[N using System.Diagnostics;
?$`kT..j,u T @^ S:K namespace MyAppException
3D6&0xTq {
<<-L,0 /// <summary>
H`M|B<. /// 从系统异常类ApplicationException继承的应用程序异常处理类。
#|T"6jJaQ /// 自动将异常内容记录到Windows NT/2000的应用程序日志
A,&711Y /// </summary>
)&E] public class AppException:System.ApplicationException
-"zW"v)\ {
@(c^u; public AppException()
%KVmpWku {
B.=n U if (ApplicationConfiguration.EventLogEnabled)LogEvent("出现一个未知错误。");
Zb_A(mnzh }
T
9`AL ~0+<-T public AppException(string message)
_#H d2h {
aA$\iFYA LogEvent(message);
+\["HS7+'0 }
kxJs4BY0 E!ZLVR.K public AppException(string message,Exception innerException)
3XB`|\: {
$hc=H LogEvent(message);
|(l]Xr&O if (innerException != null)
Syseiw {
l1kHFeq LogEvent(innerException.Message);
/t`|3Mw }
&_]G0~e }
w;Azxcw
{Y/0BS2D //日志记录类
%h(%M'm? using System;
(gYW iz using System.Configuration;
WL(Y1>|j using System.Diagnostics;
u`wD6&y* using System.IO;
/$clk= using System.Text;
Z^Um\f using System.Threading;
/":/DwI' >VZxDJ$R namespace MyEventLog
EZ>(} {
&u^]YE{ /// <summary>
RSj8T< /// 事件日志记录类,提供事件日志记录支持
J|hVD /// <remarks>
I*j~5fsS' /// 定义了4个日志记录方法 (error, warning, info, trace)
fJ\?+, /// </remarks>
oQpGa>6U& /// </summary>
E$z- |-{> public class ApplicationLog
PSv 5tQhm {
@"h4S*U /// <summary>
ewT
K2 /// 将错误信息记录到Win2000/NT事件日志中
q {}5wM /// <param name="message">需要记录的文本信息</param>
Q}^Ip7T /// </summary>
LmyaC2 public static void WriteError(String message)
fe<7D\Sp@ {
2%fzRXhu% WriteLog(TraceLevel.Error, message);
D^>d<LX }
M
hW9^? wQhu U /// <summary>
oCE'@}s.i /// 将警告信息记录到Win2000/NT事件日志中
OcWKK!A /// <param name="message">需要记录的文本信息</param>
$bKXP( /// </summary>
7xB]Z;: public static void WriteWarning(String message)
@D*PO-s9 {
F (kq WriteLog(TraceLevel.Warning, message);
R}w}G6"\ }
qT$ IV\;_ vO$cF* /// <summary>
,]ySBAO /// 将提示信息记录到Win2000/NT事件日志中
R+ \% /// <param name="message">需要记录的文本信息</param>
EKcPJ\7 /// </summary>
yKrbGK*=_ public static void WriteInfo(String message)
{hOS0).(w7 {
6ERMn"[_w WriteLog(TraceLevel.Info, message);
8pA<1H% }
.czUJyFms} /// <summary>
nu+^D$ait /// 将跟踪信息记录到Win2000/NT事件日志中
ha;fxM] /// <param name="message">需要记录的文本信息</param>
Vb#a ,t /// </summary>
n6,YA2yZO public static void WriteTrace(String message)
T<>B5G~% {
-3?
<Ja WriteLog(TraceLevel.Verbose, message);
p*g)-/mA }
P-[})Z= V;R gO} /// <summary>
Q[#8ErUY /// 格式化记录到事件日志的文本信息格式
`WCL-OoZc5 /// <param name="ex">需要格式化的异常对象</param>
x
~)~v?>T /// <param name="catchInfo">异常信息标题字符串.</param>
{*n<A{$[
m /// <retvalue>
{E(2.'d /// <para>格式后的异常信息字符串,包括异常内容和跟踪堆栈.</para>
\reVA$M[ /// </retvalue>
\kUQe-:he
/// </summary>
EUI*:JU- public static String FormatException(Exception ex, String catchInfo)
k ?6d\Q {
QGOkB StringBuilder strBuilder = new StringBuilder();
6Hb a@Q1` if (catchInfo != String.Empty)
FsO-xG"@" {
l,Y5VGiH# strBuilder.Append(catchInfo).Append("\r\n");
#6#n4`%ER }
r{d@74 strBuilder.Append(ex.Message).Append("\r\n").Append(ex.StackTrace);
? .SiT5 return strBuilder.ToString();
P}a$#a'! }
NTZ3Np` Wz R)R9x] /// <summary>
1Zp/EYWa{ /// 实际事件日志写入方法
#l&*&R~> /// <param name="level">要记录信息的级别(error,warning,info,trace).</param>
[S]q'c) /// <param name="messageText">要记录的文本.</param>
`)]W~ /// </summary>
mh[,E8'd private static void WriteLog(TraceLevel level, String messageText)
_~CJitR3 {
):tv V try
eJ<P {
rq7yNt EventLogEntryType LogEntryType;
a""9%./B switch (level)
e~)4v {
[R8BcO( case TraceLevel.Error:
iNi1+sm LogEntryType = EventLogEntryType.Error;
ZGX"Vn|YL break;
l}-k>fug case TraceLevel.Warning:
UJp'v_hN LogEntryType = EventLogEntryType.Warning;
6A5.n?B{ break;
:O@n6%pSL case TraceLevel.Info:
[3S17tTc3 LogEntryType = EventLogEntryType.Information;
@VOegf+N break;
Cb<7?),vK case TraceLevel.Verbose:
3l`"(5 LogEntryType = EventLogEntryType.SuccessAudit;
sVP\EF8PY break;
"8zMe L default:
Brs} LogEntryType = EventLogEntryType.SuccessAudit;
!~F oy F break;
k:~UBs\)( }
u&o4?]6 /{8Y,pZbu EventLog eventLog = new EventLog("Application", ApplicationConfiguration.EventLogMachineName, ApplicationConfiguration.EventLogSourceName );
_a"|
:kX //写入事件日志
6 mLC{X[ eventLog.WriteEntry(messageText, LogEntryType);
_'V o3b r^"sZk# }
b|x B< catch {} //忽略任何异常
,*lns.|n }
V#b*:E.cA } //class ApplicationLog
+U,t*U4, }
7g{JE^u d!&LpODI]* 12.Panel 横向滚动,纵向自动扩展
*1b0IQ$g <asp:panel style="overflow-x:scroll;overflow-y:auto;"></asp:panel>
:&z!o"K BOvJEs!UX 13.回车转换成Tab
vFLE%z{\o <script language="javascript" for="document" event="onkeydown">
3kGg;z6 if(event.keyCode==13 && event.srcElement.type!=’button’ && event.srcElement.type!=’submit’ && event.srcElement.type!=’reset’ && event.srcElement.type!=’’&& event.srcElement.type!=’textarea’);
}>y~P~`S: event.keyCode=9;
BBX/ &d8n </script>
(kK8
Ox fF CP"5E?dcK onkeydown="if(event.keyCode==13) event.keyCode=9"
j;j~R3B 5B8/"G 14.DataGrid超级连接列
zTG1 0 DataNavigateUrlField="字段名" DataNavigateUrlFormatString="
http://xx/inc/delete.aspx?ID={0}"
d9e~><bPJ ^"/TWl>jB 15.DataGrid行随鼠标变色
$[cB6 private void DGzf_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
g0/R\ {
ZZ!6O /M if (e.Item.ItemType!=ListItemType.Header)
# vy[v22 {
"AMw o(Yi e.Item.Attributes.Add( "onmouseout","this.style.backgroundColor=\""+e.Item.Style["BACKGROUND-COLOR"]+"\"");
R"t2=3K e.Item.Attributes.Add( "onmouseover","this.style.backgroundColor=\""+ "#EFF3F7"+"\"");
#X!seQ7a }
u5U^}<}y} }
)Rk(gd {~EsO1p 16.模板列
@{<^rLt <ASP:TEMPLATECOLUMN visible="False" sortexpression="demo" headertext="ID">
k-s|gC4 <ITEMTEMPLATE>
(l2n%LL]* <ASP:LABEL text=’<%# DataBinder.Eval(Container.DataItem, "ArticleID")%>’ runat="server" width="80%" id="lblColumn" />
$V<fJpA </ITEMTEMPLATE>
|z}VP-L </ASP:TEMPLATECOLUMN>
UNrO$aX!1' @frV:% <ASP:TEMPLATECOLUMN headertext="选中">
tg/!=g <HEADERSTYLE wrap="False" horizontalalign="Center"></HEADERSTYLE>
MM@&Q