1. 打开新的窗口并传送参数:
f7Y0L8D ?T3zA2 传送参数:
^ r-F@$:. response.write("<script>window.open(’*.aspx?id="+this.DropDownList1.SelectIndex+"&id1="+...+"’)</script>")
}3E@]"<cVR MCZTeYnx 接收参数:
EcxPbRg string a = Request.QueryString("id");
<1YINkRz string b = Request.QueryString("id1");
:1^
R$0d $A;jl`ng 2.为按钮添加对话框
UOJx-o!c? Button1.Attributes.Add("onclick","return confirm(’确认?’)");
B8F.}M-! button.attributes.add("onclick","if(confirm(’are you sure...?’)){return true;}else{return false;}")
|L}zB, $sTbFY 3.删除表格选定记录
~Z9Eb|B int intEmpID = (int)MyDataGrid.DataKeys[e.Item.ItemIndex];
lr'h string deleteCmd = "DELETE from Employee where emp_id = " + intEmpID.ToString()
!8 lG"l|,l cfBq/2I 4.删除表格记录警告
)r3}9J private void DataGrid_ItemCreated(Object sender,DataGridItemEventArgs e)
VgD z:j {
,m;S-Im_Xr switch(e.Item.ItemType)
Jr$,w7tQn@ {
PIR#M(' case ListItemType.Item :
VG0Ty;bV case ListItemType.AlternatingItem :
O-J;iX } case ListItemType.EditItem:
b`){f\#t TableCell myTableCell;
K1>X%f^ myTableCell = e.Item.Cells[14];
5\gL+qM0 LinkButton myDeleteButton ;
GqMa|8j myDeleteButton = (LinkButton)myTableCell.Controls[0];
c7UmR?m myDeleteButton.Attributes.Add("onclick","return confirm(’您是否确定要删除这条信息’);");
VT8PV5z break;
jd8`D6|Z default:
gqV66xmJ3 break;
*oopdGue }
ZUePHI-dP Q97F5ru6 }
"
!F)K \UA\0p 5.点击表格行链接另一页
'w3BSaJi private void grdCustomer_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
$0$'co" {
B~+3<# B //点击表格打开
+Z> Y// if (e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
=r"-Pm{ e.Item.Attributes.Add("onclick","window.open(’Default.aspx?id=" + e.Item.Cells[0].Text + "’);");
&|yQwNA*a" }
*j5>2-C & TRP#b 7nC 双击表格连接到另一页
q.0Evr: !~Vo'ykwx' 在itemDataBind事件中
4<}!+X7m if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
> %h7)}U {
% `Q[?(z string OrderItemID =e.item.cells[1].Text;
c%y(Z5 ...
vT/e&8w e.item.Attributes.Add("ondblclick", "location.href=’../ShippedGrid.aspx?id=" + OrderItemID + "’");
2-!OflkoM0 }
\d"JYym h1}U#XV 双击表格打开新一页
R=&9M4 if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
p7et>;WRx {
=1Nz*
c string OrderItemID =e.item.cells[1].Text;
lS@0 $ ...
MDV<[${ e.item.Attributes.Add("ondblclick", "open(’../ShippedGrid.aspx?id=" + OrderItemID + "’)");
?YE'J~0A6 }
-#<6 W>f q 9 ★特别注意:【?id=】 处不能为 【?id =】
\9" 6.表格超连接列传递参数
KuBN_bd <asp:HyperLinkColumn Target="_blank" headertext="ID号" DataTextField="id" NavigateUrl="aaa.aspx?id=’
4'3do>! <%# DataBinder.Eval(Container.DataItem, "数据字段1")%>’ & name=’<%# DataBinder.Eval(Container.DataItem, "数据字段2")%>’ />
loRT+u$& H<_BnT# 7.表格点击改变颜色
0RHKzk6~c if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
` 9;0Y {
LLy w9y1 e.Item.Attributes.Add("onclick","this.style.backgroundColor=’#99cc00’;
%+ln_lgD: this.style.color=’buttontext’;this.style.cursor=’default’;");
ot\ FZ }
UWU(6J|Fk q4u,pm,@ 写在DataGrid的_ItemDataBound里
m=Mb'< if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
(V&5EO8) {
(~>uFH e.Item.Attributes.Add("onmouseover","this.style.backgroundColor=’#99cc00’;
44Dytpvg this.style.color=’buttontext’;this.style.cursor=’default’;");
AWaptw_p*
e.Item.Attributes.Add("onmouseout","this.style.backgroundColor=’’;this.style.color=’’;");
/{1s U}k- }
yyPQ^{zD "PgVvm#w' MB7UI8 8.关于日期格式
~6{iQZa1Y Fl0(n #L 日期格式设定
9S'u1% DataFormatString="{0:yyyy-MM-dd}"
6U .A/8z OaTnQ|* 我觉得应该在itembound事件中
G5WQTMzf& e.items.cell["你的列"].text=DateTime.Parse(e.items.cell["你的列"].text.ToString("yyyy-MM-dd"))
d]A.=NAc PP*6nW8 9.获取错误信息并到指定页面
u<L<o2 [U5@m]>^ 不要使用Response.Redirect,而应该使用Server.Transfer
JJ:p A_uX KA
$jG{yq e.g
rX7GVg@H // in global.asax
5D]3I=kj protected void Application_Error(Object sender, EventArgs e) {
ak,KHA6u if (Server.GetLastError() is HttpUnhandledException)
%x'}aTa Server.Transfer("MyErrorPage.aspx");
m:}PVJ-" 7e NLs
//其余的非HttpUnhandledException异常交给ASP.NET自己处理就okay了 :)
mM9a T0_w }
[^Z)f<l 2[!3!@. 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
u+/Uc:XK) {c
:7: 10.清空Cookie
]& 8c
45c Cookie.Expires=[DateTime];
~];r{IU Response.Cookies("UserName").Expires = 0
'FNnFm $-D}y: 11.自定义异常处理
1Kjqs)p^ //自定义异常处理类
]I,(^Xq3a( using System;
V0)bPcS/ using System.Diagnostics;
^C=dq(i=[ Vc[aNpE namespace MyAppException
r'J="^k{ {
O]4v\~@-j /// <summary>
SND@#?hiO /// 从系统异常类ApplicationException继承的应用程序异常处理类。
@V?T'@W7D /// 自动将异常内容记录到Windows NT/2000的应用程序日志
Vu`5/QDq /// </summary>
1Clid\T,o public class AppException:System.ApplicationException
uTShz3 {
Z";&1cK public AppException()
LC1WVK/ {
zqHG2:MN" if (ApplicationConfiguration.EventLogEnabled)LogEvent("出现一个未知错误。");
OV
G|WC }
^4b;rLfk@ Iuyq!R4:7 public AppException(string message)
ZUyS+60 {
F50l->F2& LogEvent(message);
vp32}zeD }
(ZPl~ZO $u~*V public AppException(string message,Exception innerException)
ZZ>"LH {
`@q\R-` LogEvent(message);
^B_SAZ&%% if (innerException != null)
PglSQ2P {
<4LW.q LogEvent(innerException.Message);
F?z:[1(: }
rp
'^]Zx }
)3IUKz%\6p HNRAtRvnY //日志记录类
&6^ --cc using System;
oVTXn=cYDp using System.Configuration;
216`rQ}z using System.Diagnostics;
2Z-[x9t using System.IO;
"MvSF1 using System.Text;
{RGQX"k using System.Threading;
7lx"
X0w*m E<ILZpP namespace MyEventLog
r6eZ-V`4 {
<{+U- ^rzR /// <summary>
w%?Zb[!& /// 事件日志记录类,提供事件日志记录支持
Z%Pv,h'Q /// <remarks>
zfD@/kU /// 定义了4个日志记录方法 (error, warning, info, trace)
*HsA.W~2W /// </remarks>
{wDq*va /// </summary>
PNz]L public class ApplicationLog
>akC {
ur:8`+"
( /// <summary>
x8xz33 /// 将错误信息记录到Win2000/NT事件日志中
fikDpR /// <param name="message">需要记录的文本信息</param>
4]HW!J /// </summary>
LOgFi%!6: public static void WriteError(String message)
d5>EvK U {
t~H0Qeb[v= WriteLog(TraceLevel.Error, message);
y|0!sNg }
x5Ue"RMl+ :GN++\1pw /// <summary>
Z2L7US- /// 将警告信息记录到Win2000/NT事件日志中
m-qu<4A/U| /// <param name="message">需要记录的文本信息</param>
d8uDSy /// </summary>
]K3bDU~ public static void WriteWarning(String message)
.kU}x3m {
V'tqsKQ! WriteLog(TraceLevel.Warning, message);
q;lR|NOh }
~_hA{$ 8(Q|[ /// <summary>
[_KV;qS%/ /// 将提示信息记录到Win2000/NT事件日志中
r#A*{4wz /// <param name="message">需要记录的文本信息</param>
S0Ur{!9\#^ /// </summary>
!{4'=+ public static void WriteInfo(String message)
)7{r8a {
f|=u{6 WriteLog(TraceLevel.Info, message);
QE8`nMf }
L PS,\+ /// <summary>
&1f3e /// 将跟踪信息记录到Win2000/NT事件日志中
v}J0j /// <param name="message">需要记录的文本信息</param>
it-]-=mqb /// </summary>
F [Lg,} public static void WriteTrace(String message)
!>"fDz<w` {
C;5`G
*e WriteLog(TraceLevel.Verbose, message);
-%0pYB }
HOx+umjxW Q 5hOVD% /// <summary>
.p]rS
=# /// 格式化记录到事件日志的文本信息格式
Dpwqg3,
/// <param name="ex">需要格式化的异常对象</param>
#K`0b$ /// <param name="catchInfo">异常信息标题字符串.</param>
fLpWTkr0 /// <retvalue>
ek. @ 0c /// <para>格式后的异常信息字符串,包括异常内容和跟踪堆栈.</para>
rq^%)tR /// </retvalue>
0~EGrEt /// </summary>
E]v]fy" public static String FormatException(Exception ex, String catchInfo)
/N({"G' {
!g`I*ZE+e StringBuilder strBuilder = new StringBuilder();
w=CzPNRHH! if (catchInfo != String.Empty)
>S-JAPuO {
v`c;1 ?=,q strBuilder.Append(catchInfo).Append("\r\n");
h-//v~V) }
uts>4r>+ strBuilder.Append(ex.Message).Append("\r\n").Append(ex.StackTrace);
[!>9K}z,= return strBuilder.ToString();
f ~*7hv\ }
`dD_"Hdt '=O1n H< /// <summary>
C0K:
ffv;< /// 实际事件日志写入方法
fdWqc_ /// <param name="level">要记录信息的级别(error,warning,info,trace).</param>
0l4f%'f /// <param name="messageText">要记录的文本.</param>
>gs_Bzy] /// </summary>
&S`g& private static void WriteLog(TraceLevel level, String messageText)
3A{)C_1a {
Zwz co try
x N7sFSV@ {
i6A9|G$H EventLogEntryType LogEntryType;
AN6Q~%, switch (level)
z@J>A![m {
kt0xR)gU case TraceLevel.Error:
#s81k@#X LogEntryType = EventLogEntryType.Error;
ML MetRP break;
qo$ls\[X case TraceLevel.Warning:
yoJ.[M4q LogEntryType = EventLogEntryType.Warning;
`|Hk+V break;
'!ks $}$`h case TraceLevel.Info:
0)cSm"s LogEntryType = EventLogEntryType.Information;
g1?9ge1 break;
^%!SKhRIK case TraceLevel.Verbose:
";7xE#jRk LogEntryType = EventLogEntryType.SuccessAudit;
;c)(
'k< break;
P;@j default:
G@`ZDn LogEntryType = EventLogEntryType.SuccessAudit;
)[cuYH> break;
&PH:J*?C} }
DRR)mQBb =E>P,"D EventLog eventLog = new EventLog("Application", ApplicationConfiguration.EventLogMachineName, ApplicationConfiguration.EventLogSourceName );
4;W{#jk //写入事件日志
>MKj~Ud eventLog.WriteEntry(messageText, LogEntryType);
zH Z;Y^{+ %LzARTX }
w~'}uh catch {} //忽略任何异常
}3 _b%{ }
a$h^<D
^ } //class ApplicationLog
mhX66R }
WR`NISSp J^ewG 12.Panel 横向滚动,纵向自动扩展
7H?xp_D <asp:panel style="overflow-x:scroll;overflow-y:auto;"></asp:panel>
AD^I1]2f yNEU/>]>2 13.回车转换成Tab
Zhv%mUj~ <script language="javascript" for="document" event="onkeydown">
Ef?hkq7X< if(event.keyCode==13 && event.srcElement.type!=’button’ && event.srcElement.type!=’submit’ && event.srcElement.type!=’reset’ && event.srcElement.type!=’’&& event.srcElement.type!=’textarea’);
7)Vbp--b# event.keyCode=9;
iF Mf[qBg </script>
i\l}M]Z# <G|i5/|7 onkeydown="if(event.keyCode==13) event.keyCode=9"
i9De+3VqKK @&EIH,c 14.DataGrid超级连接列
zeuj DataNavigateUrlField="字段名" DataNavigateUrlFormatString="
http://xx/inc/delete.aspx?ID={0}"
K6
>\4'q 0}qlZFB 15.DataGrid行随鼠标变色
@M B)B5 private void DGzf_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
`Fo/RZOW {
AoOA.t6RVo if (e.Item.ItemType!=ListItemType.Header)
d@1^U9sf {
H<n"[u^@E e.Item.Attributes.Add( "onmouseout","this.style.backgroundColor=\""+e.Item.Style["BACKGROUND-COLOR"]+"\"");
fqY'Uq$= e.Item.Attributes.Add( "onmouseover","this.style.backgroundColor=\""+ "#EFF3F7"+"\"");
oSmETk\ }
jwAYlnQ^EM }
,OubKcNg <qpzs@ 16.模板列
R3U|{vgl <ASP:TEMPLATECOLUMN visible="False" sortexpression="demo" headertext="ID">
@!'}=?` <ITEMTEMPLATE>
ZAU#^bEQB <ASP:LABEL text=’<%# DataBinder.Eval(Container.DataItem, "ArticleID")%>’ runat="server" width="80%" id="lblColumn" />
G`kz 0Vk </ITEMTEMPLATE>
U|Gy 9" </ASP:TEMPLATECOLUMN>
Uavl%Q PU,$YPrZ <ASP:TEMPLATECOLUMN headertext="选中">
X ?[ )e <HEADERSTYLE wrap="False" horizontalalign="Center"></HEADERSTYLE>
CYQ)'v <ITEMTEMPLATE>
J{prI;]K <ASP:CHECKBOX id="chkExport" runat="server" />
(YYg-@IO </ITEMTEMPLATE>
GVJ||0D <EDITITEMTEMPLATE>
;Su-Y!&