1. 打开新的窗口并传送参数:
uHrb:X!q Ut;'Gk 传送参数:
K{FhT9R' response.write("<script>window.open(’*.aspx?id="+this.DropDownList1.SelectIndex+"&id1="+...+"’)</script>")
r /yHmEk& IDmsz 接收参数:
Xoi9d1fO string a = Request.QueryString("id");
&fHc"-U} string b = Request.QueryString("id1");
%#4 +! UC#"=Xd4 2.为按钮添加对话框
$[w|oAwi Button1.Attributes.Add("onclick","return confirm(’确认?’)");
<|Iyt[s button.attributes.add("onclick","if(confirm(’are you sure...?’)){return true;}else{return false;}")
~._ko
r4S=I 3.删除表格选定记录
p.aE int intEmpID = (int)MyDataGrid.DataKeys[e.Item.ItemIndex];
ul$omKI$} string deleteCmd = "DELETE from Employee where emp_id = " + intEmpID.ToString()
Bpas[2gYC wJ(8}eI 4.删除表格记录警告
w?/f Z x private void DataGrid_ItemCreated(Object sender,DataGridItemEventArgs e)
JQH7ZaN {
\086O9 switch(e.Item.ItemType)
1::LN(`< {
mR!rn^<l case ListItemType.Item :
( w5f(4 case ListItemType.AlternatingItem :
Fi/jR0]e2 case ListItemType.EditItem:
Bj+wayMi TableCell myTableCell;
P_mi)@ myTableCell = e.Item.Cells[14];
Yim#Pq&_ LinkButton myDeleteButton ;
e+x*psQ myDeleteButton = (LinkButton)myTableCell.Controls[0];
.c|9..Cq= myDeleteButton.Attributes.Add("onclick","return confirm(’您是否确定要删除这条信息’);");
/xF 9:r break;
>07shNX default:
` )]lUvR break;
oN4G1U
Kc }
<(Tiazg <qr^Nyo4 }
q1P :^<[ RpU Lm1b 5.点击表格行链接另一页
;i/"$K private void grdCustomer_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
wJ/~q) {
i{P%{hVb //点击表格打开
>
Z]P]e if (e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
=P)"NP7f' e.Item.Attributes.Add("onclick","window.open(’Default.aspx?id=" + e.Item.Cells[0].Text + "’);");
3L*+ 8a }
iq,ah"L ( e0_RQ 双击表格连接到另一页
Rnz8 f} P`z7@9*j 在itemDataBind事件中
IC\E,m if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
Ls lM$
{
k"0%' Y string OrderItemID =e.item.cells[1].Text;
/(y4V ...
B*32D8t`u e.item.Attributes.Add("ondblclick", "location.href=’../ShippedGrid.aspx?id=" + OrderItemID + "’");
j1W
bD7*8 }
;B*L1'FF%t 5s#R`o%Z 双击表格打开新一页
FYxUOO if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
md.* {
*X%?3"WH8 string OrderItemID =e.item.cells[1].Text;
mi*:S%;h ...
[5x+aW%ql e.item.Attributes.Add("ondblclick", "open(’../ShippedGrid.aspx?id=" + OrderItemID + "’)");
i:MlD5 F }
=7*oC @ysJt ★特别注意:【?id=】 处不能为 【?id =】
MoZU(j 6.表格超连接列传递参数
TXA. 6e <asp:HyperLinkColumn Target="_blank" headertext="ID号" DataTextField="id" NavigateUrl="aaa.aspx?id=’
s4^[3|Zrr0 <%# DataBinder.Eval(Container.DataItem, "数据字段1")%>’ & name=’<%# DataBinder.Eval(Container.DataItem, "数据字段2")%>’ />
>ly&+3S
['Hp?Q|k 7.表格点击改变颜色
ZJ;wRd@ if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
.;]YJy {
\Mobq e.Item.Attributes.Add("onclick","this.style.backgroundColor=’#99cc00’;
#-l!`\@ this.style.color=’buttontext’;this.style.cursor=’default’;");
x0}<n99qE }
[GcA.ABz de3yP, 写在DataGrid的_ItemDataBound里
v'mJ~tz if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
CD XB&%Sr {
iKP\/LR<n e.Item.Attributes.Add("onmouseover","this.style.backgroundColor=’#99cc00’;
|;xfe"] this.style.color=’buttontext’;this.style.cursor=’default’;");
(:tTx>V# e.Item.Attributes.Add("onmouseout","this.style.backgroundColor=’’;this.style.color=’’;");
I^rZgp<'i }
6)tB{:h&~0 S
jC)6mo yHa:?u6 8.关于日期格式
FCS5@l,'< U'f$YVc 日期格式设定
wa-_O< DataFormatString="{0:yyyy-MM-dd}"
'fp<FeTg NgDZ4&L 我觉得应该在itembound事件中
eLe,= e.items.cell["你的列"].text=DateTime.Parse(e.items.cell["你的列"].text.ToString("yyyy-MM-dd"))
75QXkJu [|c@Yw 9.获取错误信息并到指定页面
j]cXLY
A8A:@-e8A 不要使用Response.Redirect,而应该使用Server.Transfer
uIVTs9\ *!wO:<- e.g
.3S\Rrv // in global.asax
'#pMEVP protected void Application_Error(Object sender, EventArgs e) {
-(%ar%~Zd if (Server.GetLastError() is HttpUnhandledException)
p@!@^1j= Server.Transfer("MyErrorPage.aspx");
3Vb=6-| LOyCx/n //其余的非HttpUnhandledException异常交给ASP.NET自己处理就okay了 :)
r1^m#!=B }
s$2l"|h>B LZZ: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
y~4SKv
$ l,^i5t' 10.清空Cookie
8Izn'>" Cookie.Expires=[DateTime];
V PLCic,T Response.Cookies("UserName").Expires = 0
VR5e CJ:i ?
bUpK 11.自定义异常处理
_k"&EW{ Ii //自定义异常处理类
<MWXew7b using System;
6B!j(R using System.Diagnostics;
,_5YaX:<4 ZmYSi$B namespace MyAppException
{m*V/tX {
:!Y?j{sGU /// <summary>
_taHf %\4 /// 从系统异常类ApplicationException继承的应用程序异常处理类。
`K@df<}%*, /// 自动将异常内容记录到Windows NT/2000的应用程序日志
tehI!->l /// </summary>
F'Y2f6B public class AppException:System.ApplicationException
FJwZo}<6E {
mV!
@oNCK public AppException()
~T p8>bmSR {
f>"!-3 if (ApplicationConfiguration.EventLogEnabled)LogEvent("出现一个未知错误。");
c],frhmyd }
I!soV0VU] b[&,%Sm+6 public AppException(string message)
yjM@/b {
08d_DCR LogEvent(message);
"`$'tk[ }
7/U<\(V!g s&QBFyKtJ public AppException(string message,Exception innerException)
35N/v G0 {
zw%n!wc_\ LogEvent(message);
U_
?elz\
if (innerException != null)
/v;)H#; {
#ejw@bd LogEvent(innerException.Message);
4HJZ^bq9| }
+DbWMm }
"o5gQTwb 33,JUQ2u //日志记录类
9Qs"X7iH using System;
yV+ E; using System.Configuration;
nTlv'_Y( using System.Diagnostics;
kT }'" using System.IO;
jhEg#Q$ using System.Text;
Jq+$_Uqd using System.Threading;
l3Bxi1k[C Rm\']; namespace MyEventLog
5?~[|iPv
{
x[O#(^q /// <summary>
:z0>H5 /// 事件日志记录类,提供事件日志记录支持
&8_#hne_ /// <remarks>
R{OE{8; /// 定义了4个日志记录方法 (error, warning, info, trace)
:hhE=A>X /// </remarks>
jcv1z v. /// </summary>
S'-`\%@7 public class ApplicationLog
QSs$ {
TXh@ /// <summary>
KZ<RDXV T /// 将错误信息记录到Win2000/NT事件日志中
)T};Q: /// <param name="message">需要记录的文本信息</param>
cLyuCaH>c /// </summary>
]htZ!; 8J public static void WriteError(String message)
Vw;ldEdx {
V.gY1
WriteLog(TraceLevel.Error, message);
\#+2;L }
VgZaDd; ID)gq_k[8, /// <summary>
-C'X4C+ /// 将警告信息记录到Win2000/NT事件日志中
r)#"$Sm /// <param name="message">需要记录的文本信息</param>
)`+@j.75 /// </summary>
@aV~.!! public static void WriteWarning(String message)
.dKRIFo {
yL3<X w| WriteLog(TraceLevel.Warning, message);
7U[L\1zS }
| 8L`osg Va
|9)m /// <summary>
kW2nrkF /// 将提示信息记录到Win2000/NT事件日志中
K%TKQ<R| /// <param name="message">需要记录的文本信息</param>
<
8 Y<w|Hh /// </summary>
n-b<vEZw# public static void WriteInfo(String message)
>pH775I= {
!{ESeBSCG WriteLog(TraceLevel.Info, message);
gy,TT<1) }
0iZ9a/v /// <summary>
"O*W]e /// 将跟踪信息记录到Win2000/NT事件日志中
ATmqq)\s /// <param name="message">需要记录的文本信息</param>
mv%:[+! /// </summary>
,pa&he public static void WriteTrace(String message)
|Q)w3\S$ {
M+R)P+ WriteLog(TraceLevel.Verbose, message);
j.'"CU }
\`p~b( FvNSu"O~K1 /// <summary>
v.LUK /// 格式化记录到事件日志的文本信息格式
wAOVH]. /// <param name="ex">需要格式化的异常对象</param>
V&+$Vq /// <param name="catchInfo">异常信息标题字符串.</param>
eeJt4DV8v /// <retvalue>
B%g :Z /// <para>格式后的异常信息字符串,包括异常内容和跟踪堆栈.</para>
:k )<1ua /// </retvalue>
eZod}~J8 /// </summary>
ocuVDC public static String FormatException(Exception ex, String catchInfo)
|o=\9:wV {
!>2\OSp! StringBuilder strBuilder = new StringBuilder();
v{{2<,l if (catchInfo != String.Empty)
+l?ro[#6&. {
73z|'0. strBuilder.Append(catchInfo).Append("\r\n");
vwH7/+ }
.q9|XDqQc strBuilder.Append(ex.Message).Append("\r\n").Append(ex.StackTrace);
oJJk return strBuilder.ToString();
2SPFjpG8n }
=O'%)Y& ]|LaMMD /// <summary>
i`nw"8 /// 实际事件日志写入方法
ryp$|?ckJ /// <param name="level">要记录信息的级别(error,warning,info,trace).</param>
#Xw[i /// <param name="messageText">要记录的文本.</param>
. nF /// </summary>
kq.h\[ private static void WriteLog(TraceLevel level, String messageText)
vgW1hWmHJ {
l
75{JxZX try
O-lh\9{'R {
OZ14-}Lr5 EventLogEntryType LogEntryType;
W]}V<S$ switch (level)
;ld~21#m {
zcWxyLifl0 case TraceLevel.Error:
p>tdJjnt LogEntryType = EventLogEntryType.Error;
s&`XK$p
break;
@gjdyz case TraceLevel.Warning:
>;r05,mc LogEntryType = EventLogEntryType.Warning;
2-c0/?_4 break;
*^+xcG case TraceLevel.Info:
H'\ EA(v+ LogEntryType = EventLogEntryType.Information;
bl>b/u7/6 break;
g?AqC case TraceLevel.Verbose:
{5IG3' LogEntryType = EventLogEntryType.SuccessAudit;
Y4qyy\} break;
jsaCnm>& default:
T_%]#M LogEntryType = EventLogEntryType.SuccessAudit;
HgATH break;
]bE?n.NwZ }
Hpg;?xAT b-zX3R; EventLog eventLog = new EventLog("Application", ApplicationConfiguration.EventLogMachineName, ApplicationConfiguration.EventLogSourceName );
/cen#pb //写入事件日志
1`_)%Y[ZJ eventLog.WriteEntry(messageText, LogEntryType);
RZh)0S>J 4bzn^ }
w]-iM catch {} //忽略任何异常
DF|lUO]: }
G( \1{"! } //class ApplicationLog
}~'Wz*Gm }
"}+/0$F ;L%~c4`l~m 12.Panel 横向滚动,纵向自动扩展
|B$\3, <asp:panel style="overflow-x:scroll;overflow-y:auto;"></asp:panel>
A y[L{!)2{ bCe-0!Q 13.回车转换成Tab
T`ZJ=gv <script language="javascript" for="document" event="onkeydown">
'R'a/ZR`B7 if(event.keyCode==13 && event.srcElement.type!=’button’ && event.srcElement.type!=’submit’ && event.srcElement.type!=’reset’ && event.srcElement.type!=’’&& event.srcElement.type!=’textarea’);
9:w,@Phe event.keyCode=9;
TC{Qu;`H+U </script>
g2<S4 qML*Kwg onkeydown="if(event.keyCode==13) event.keyCode=9"
.%Q Ea_\ ,4W((OQ^ 14.DataGrid超级连接列
-?1J+}? DataNavigateUrlField="字段名" DataNavigateUrlFormatString="
http://xx/inc/delete.aspx?ID={0}"
iPO
S y+afUJT 15.DataGrid行随鼠标变色
/(pChY> private void DGzf_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
Ht^2)~e~: {
Py]ci`27 if (e.Item.ItemType!=ListItemType.Header)
+M&S {
\o)4m[oF e.Item.Attributes.Add( "onmouseout","this.style.backgroundColor=\""+e.Item.Style["BACKGROUND-COLOR"]+"\"");
mM{v>Em2K# e.Item.Attributes.Add( "onmouseover","this.style.backgroundColor=\""+ "#EFF3F7"+"\"");
~Fb?h%w }
swL|Ff`$ }
k\%v;3nBK xF|*N<9(</ 16.模板列
.LR>&N _U <ASP:TEMPLATECOLUMN visible="False" sortexpression="demo" headertext="ID">
I'b]s~u <ITEMTEMPLATE>
ea>\.D-S <ASP:LABEL text=’<%# DataBinder.Eval(Container.DataItem, "ArticleID")%>’ runat="server" width="80%" id="lblColumn" />
B&N&e