1. 打开新的窗口并传送参数:
\WM"VT O/fm/ 传送参数:
o_.`&Q6n response.write("<script>window.open(’*.aspx?id="+this.DropDownList1.SelectIndex+"&id1="+...+"’)</script>")
v@qVT'qlU .QDeS|l 接收参数:
awOH50R string a = Request.QueryString("id");
f}Uf*Bp string b = Request.QueryString("id1");
dK7BjZTJo nOU.=N
v` 2.为按钮添加对话框
1*OZu.NdK Button1.Attributes.Add("onclick","return confirm(’确认?’)");
uL=FK button.attributes.add("onclick","if(confirm(’are you sure...?’)){return true;}else{return false;}")
B{7hRk.5! cTdX'5 3.删除表格选定记录
:Gf int intEmpID = (int)MyDataGrid.DataKeys[e.Item.ItemIndex];
~L9I@(/S string deleteCmd = "DELETE from Employee where emp_id = " + intEmpID.ToString()
32K pUeok+k_ 4.删除表格记录警告
w!52DBOe+ private void DataGrid_ItemCreated(Object sender,DataGridItemEventArgs e)
1-8G2e {
DP!~WkU~ switch(e.Item.ItemType)
XK/bE35%^! {
rpv<'$6 case ListItemType.Item :
_{?-=<V'_ case ListItemType.AlternatingItem :
R-1C#R[ case ListItemType.EditItem:
:E2 ww` TableCell myTableCell;
_i2k$Nr myTableCell = e.Item.Cells[14];
mN1n/LNi LinkButton myDeleteButton ;
otdm rw| myDeleteButton = (LinkButton)myTableCell.Controls[0];
^8
cq
qu myDeleteButton.Attributes.Add("onclick","return confirm(’您是否确定要删除这条信息’);");
mh,a}bX{ break;
Lwkl* default:
"_n})s
f break;
VH<-||X/4 }
Pr#uV3\ (vwKC
D& }
/2:s g1 0uJ??4N9 5.点击表格行链接另一页
G/yYIs private void grdCustomer_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
iB5'mb* {
`"y:/F"{ //点击表格打开
N) if (e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
X1^Q1?0 e.Item.Attributes.Add("onclick","window.open(’Default.aspx?id=" + e.Item.Cells[0].Text + "’);");
qzii[Mf }
E>bpq^;r LMI7Ih; 双击表格连接到另一页
:O]US)VSj )Qh*@=$- 在itemDataBind事件中
}[SYWJIc if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
\-r"%@OkW {
!>)o&sM string OrderItemID =e.item.cells[1].Text;
pSodTG$E ...
ev1:0P e.item.Attributes.Add("ondblclick", "location.href=’../ShippedGrid.aspx?id=" + OrderItemID + "’");
G@scz!Nt }
lec3rv0) @oQ"FLF. 双击表格打开新一页
LU+}iA) if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
S%df'bh$ {
oH(=T/{ string OrderItemID =e.item.cells[1].Text;
!k!1h%7q ...
2Wr^#PY60 e.item.Attributes.Add("ondblclick", "open(’../ShippedGrid.aspx?id=" + OrderItemID + "’)");
d^d+8R }
5.QY{+k !EGpI@ ★特别注意:【?id=】 处不能为 【?id =】
gB]jLe 6.表格超连接列传递参数
h8icF}m <asp:HyperLinkColumn Target="_blank" headertext="ID号" DataTextField="id" NavigateUrl="aaa.aspx?id=’
!HKW_m^3J <%# DataBinder.Eval(Container.DataItem, "数据字段1")%>’ & name=’<%# DataBinder.Eval(Container.DataItem, "数据字段2")%>’ />
OuyO_DSI OtoG,~? 7.表格点击改变颜色
=4gPoS if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
D_ XOYzN} {
_=HNcpDA;0 e.Item.Attributes.Add("onclick","this.style.backgroundColor=’#99cc00’;
kzC4V this.style.color=’buttontext’;this.style.cursor=’default’;");
>{>X.I~ }
+HlZ?1g 8LUl@!4b 写在DataGrid的_ItemDataBound里
+g_m|LF if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
>tm4Rg~y {
!1Nh`FN e.Item.Attributes.Add("onmouseover","this.style.backgroundColor=’#99cc00’;
wxy@XN"/i+ this.style.color=’buttontext’;this.style.cursor=’default’;");
q2*1Gn9!j e.Item.Attributes.Add("onmouseout","this.style.backgroundColor=’’;this.style.color=’’;");
:-oMkBS }
,>Dpt< DSlO.)dHu |qpFR)l 8.关于日期格式
12tk$FcY8* gnw">H 日期格式设定
9V>C %I DataFormatString="{0:yyyy-MM-dd}"
$Ww.^ym bZpx61h| 我觉得应该在itembound事件中
uzIM?.H e.items.cell["你的列"].text=DateTime.Parse(e.items.cell["你的列"].text.ToString("yyyy-MM-dd"))
K|=va> sK8sxy 9.获取错误信息并到指定页面
8\p"V.o> iqKs:v@+x 不要使用Response.Redirect,而应该使用Server.Transfer
ha7mXGN% 3 6t^iV*3 e.g
v7,- Q* // in global.asax
QWE\Ud.q protected void Application_Error(Object sender, EventArgs e) {
m@2=vq1f if (Server.GetLastError() is HttpUnhandledException)
FcyFE~>2 Server.Transfer("MyErrorPage.aspx");
Nw1Bn~yx<R HhwAzk/G~ //其余的非HttpUnhandledException异常交给ASP.NET自己处理就okay了 :)
*E+VcU }
oA3;P]~[ dFmpx%+p Redirect会导致post-back的产生从而丢失了错误信息,所以页面导向应该直接在服务器端执行,这样就可以在错误处理页面得到出错信息并进行相应的处理
wLNkXC %!8w)1U 10.清空Cookie
Vq'n$k} Cookie.Expires=[DateTime];
plpb4>
S Response.Cookies("UserName").Expires = 0
`uC^"R(m t*`Sme]"B 11.自定义异常处理
TeFi[1 //自定义异常处理类
AuZISb%6 using System;
Wl}J= using System.Diagnostics;
^tIYr<I a)I>Ns) namespace MyAppException
n%Oq"`w4 {
"Y@q?ey[1 /// <summary>
@FF80U4' /// 从系统异常类ApplicationException继承的应用程序异常处理类。
gw^W6v /// 自动将异常内容记录到Windows NT/2000的应用程序日志
8fktk?| /// </summary>
N#XC%66qy! public class AppException:System.ApplicationException
~y"OyO i& {
Uyxn+j5 public AppException()
*X^C+F {
(p]S if (ApplicationConfiguration.EventLogEnabled)LogEvent("出现一个未知错误。");
trB-(B%5 }
,C|{_4 .&I!2F public AppException(string message)
^m
AxV7k {
"=LeHY=9 LogEvent(message);
j8aH*K-l{ }
MhJA8|B6| y>7 r;e public AppException(string message,Exception innerException)
bh#6yvpMR {
R<O Rw] LogEvent(message);
%(]B1Zg6, if (innerException != null)
?FwHqyFVlQ {
F{rC{5@fj LogEvent(innerException.Message);
bZ^'_OOn }
vP=H 2P }
'K01"`# J%T=FU //日志记录类
h<8c{RuoZC using System;
IZ87Px>zL using System.Configuration;
<N>7.G using System.Diagnostics;
{fjBa,o
# using System.IO;
|gHdTb1 using System.Text;
(!qfd
Qq# using System.Threading;
sB$" mJ Q)lD2 namespace MyEventLog
H328I}7 {
Ro4!y:2| /// <summary>
gZBKe!@a| /// 事件日志记录类,提供事件日志记录支持
L\5:od[EP /// <remarks>
)rlkQ'DN /// 定义了4个日志记录方法 (error, warning, info, trace)
*'tGi_2?( /// </remarks>
*ae)<l3v /// </summary>
salDGsW^ public class ApplicationLog
?P4y$P {
d|)ARRW /// <summary>
?$uEN_1O\@ /// 将错误信息记录到Win2000/NT事件日志中
.mcohfR /// <param name="message">需要记录的文本信息</param>
Y3s8@0b3 /// </summary>
7G*rxn"d public static void WriteError(String message)
S)W?W}*R\ {
U<>@)0~7g! WriteLog(TraceLevel.Error, message);
PgHmOs }
[_(uz,' 27,c}OS5o /// <summary>
k\9kOZW /// 将警告信息记录到Win2000/NT事件日志中
hh5h \ZI% /// <param name="message">需要记录的文本信息</param>
y7+n*|H /// </summary>
8~~ k? public static void WriteWarning(String message)
_n{_\/A6f {
b\zq,0% WriteLog(TraceLevel.Warning, message);
t0kZFU }
AK%&Kq&PaY %M/L/_d /// <summary>
w=: c7Y+ /// 将提示信息记录到Win2000/NT事件日志中
r`.Bj0 /// <param name="message">需要记录的文本信息</param>
QMmZvz\^ /// </summary>
F9d6#~ public static void WriteInfo(String message)
zAvI f {
VS_\bIC WriteLog(TraceLevel.Info, message);
qFLt/
> }
aY;34SF /// <summary>
fe"w--v /// 将跟踪信息记录到Win2000/NT事件日志中
!0UfX{. /// <param name="message">需要记录的文本信息</param>
UH;bg}=8 /// </summary>
#3eI4KJ4+l public static void WriteTrace(String message)
^eefR5^_w {
p!)tA WriteLog(TraceLevel.Verbose, message);
iTs"RW }
2V$Jn8v,`{ r'_#rl /// <summary>
vpOGyvI /// 格式化记录到事件日志的文本信息格式
SG&H^V8 /// <param name="ex">需要格式化的异常对象</param>
i_+e&Bjd4j /// <param name="catchInfo">异常信息标题字符串.</param>
`[XH=-p /// <retvalue>
o1b.a*SZ /// <para>格式后的异常信息字符串,包括异常内容和跟踪堆栈.</para>
HZS.%+2 /// </retvalue>
d{) =E8wE /// </summary>
+
65<|0 public static String FormatException(Exception ex, String catchInfo)
yB=R7E7 {
e6qIC*C ! StringBuilder strBuilder = new StringBuilder();
W<[7LdAB if (catchInfo != String.Empty)
H@ty'z? {
gkq~0/ strBuilder.Append(catchInfo).Append("\r\n");
DYC2bs> }
_ Qek|> strBuilder.Append(ex.Message).Append("\r\n").Append(ex.StackTrace);
N1'Yo:_A return strBuilder.ToString();
UfV {m
}
3UZ_1nY xG Y!r"[ /// <summary>
x^Qij!mB% /// 实际事件日志写入方法
uH7rt /// <param name="level">要记录信息的级别(error,warning,info,trace).</param>
d(9Sk Xr /// <param name="messageText">要记录的文本.</param>
/k^j'MMQs6 /// </summary>
W?.xtQEv private static void WriteLog(TraceLevel level, String messageText)
mz;ExV16 {
z~v-8aw try
N[O_}_ {
@T.F/Pjhc EventLogEntryType LogEntryType;
S"87 <o switch (level)
<Nc9F[' {
IF//bgk- case TraceLevel.Error:
%$Q!'+YW LogEntryType = EventLogEntryType.Error;
NcX-*o break;
1hV&/Qr case TraceLevel.Warning:
qEdY]t LogEntryType = EventLogEntryType.Warning;
>SYOtzg% break;
5"q{b1 case TraceLevel.Info:
>Yv#t.! LogEntryType = EventLogEntryType.Information;
"/UPq6 break;
FgPmQ case TraceLevel.Verbose:
^BI&-bR@ LogEntryType = EventLogEntryType.SuccessAudit;
Yx ;j break;
Ml+f3#HP default:
09G]t1!, LogEntryType = EventLogEntryType.SuccessAudit;
CaoQPb* break;
[ei5QSL | }
T).}~i;! (.{. " EventLog eventLog = new EventLog("Application", ApplicationConfiguration.EventLogMachineName, ApplicationConfiguration.EventLogSourceName );
uHDUuK:Ur //写入事件日志
=Q|s[F eventLog.WriteEntry(messageText, LogEntryType);
ypfjF@OT }2Im?Q }
l|9'l[}& catch {} //忽略任何异常
YsO`1D }
lWf(!=0m } //class ApplicationLog
do%.KIk }
% %2~%FVb nXxnyom, 12.Panel 横向滚动,纵向自动扩展
{>brue*) <asp:panel style="overflow-x:scroll;overflow-y:auto;"></asp:panel>
$ WWi2cI; 0nlh0u8# 13.回车转换成Tab
I&x69 <script language="javascript" for="document" event="onkeydown">
Z@Qf0
c if(event.keyCode==13 && event.srcElement.type!=’button’ && event.srcElement.type!=’submit’ && event.srcElement.type!=’reset’ && event.srcElement.type!=’’&& event.srcElement.type!=’textarea’);
\OK}DhY# event.keyCode=9;
O9p^P%U " </script>
Ew9MWlk |:SXN4';? onkeydown="if(event.keyCode==13) event.keyCode=9"
EkN>5). Io_7 14.DataGrid超级连接列
W*4!A\K DataNavigateUrlField="字段名" DataNavigateUrlFormatString="
http://xx/inc/delete.aspx?ID={0}"
Q?9eu%G6I YeF'r.Y 15.DataGrid行随鼠标变色
gti=GmL(L private void DGzf_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
3v<9 Z9O {
"xD5>(|^+Q if (e.Item.ItemType!=ListItemType.Header)
u)ZZ/| {
/ pR,l5 e.Item.Attributes.Add( "onmouseout","this.style.backgroundColor=\""+e.Item.Style["BACKGROUND-COLOR"]+"\"");
c;R.rV< e.Item.Attributes.Add( "onmouseover","this.style.backgroundColor=\""+ "#EFF3F7"+"\"");
B#4 J![BX }
q?&J