1. 打开新的窗口并传送参数:
/@OGYYH,M < ^&'r5H 传送参数:
]~oM'?&! response.write("<script>window.open(’*.aspx?id="+this.DropDownList1.SelectIndex+"&id1="+...+"’)</script>")
00Rk %QV QO%LSRw 接收参数:
4C2 Dwj string a = Request.QueryString("id");
{!="PnB string b = Request.QueryString("id1");
hVID~L$ Oe=,-\&_ 2.为按钮添加对话框
E85 03 Button1.Attributes.Add("onclick","return confirm(’确认?’)");
O-|3k$'\z button.attributes.add("onclick","if(confirm(’are you sure...?’)){return true;}else{return false;}")
DnTM#i: D QRt\! 3.删除表格选定记录
[R~HhM int intEmpID = (int)MyDataGrid.DataKeys[e.Item.ItemIndex];
<9Chkb|B string deleteCmd = "DELETE from Employee where emp_id = " + intEmpID.ToString()
Z86[sQBg :')<|(Zy 4.删除表格记录警告
}%}eyLm( private void DataGrid_ItemCreated(Object sender,DataGridItemEventArgs e)
S}|ea2 {
H#ihU3q switch(e.Item.ItemType)
B U)4g[4 {
*zx;81X= case ListItemType.Item :
7j]@3D9[:p case ListItemType.AlternatingItem :
6ZM<M7(V case ListItemType.EditItem:
Z]6D0b TableCell myTableCell;
Rbl(oj# myTableCell = e.Item.Cells[14];
6m{3GKaW~ LinkButton myDeleteButton ;
Z# :Ww myDeleteButton = (LinkButton)myTableCell.Controls[0];
B^OhL!*tI myDeleteButton.Attributes.Add("onclick","return confirm(’您是否确定要删除这条信息’);");
UOwj"#
break;
\0:l9;^4 default:
n
b{8zo break;
i^W\YLE }
4ASc`w*0 aJfW75C }
W[vak F )h/fr| 5.点击表格行链接另一页
-@QLE}~k[ private void grdCustomer_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
DS^Q0 f {
xo*a9H?@ //点击表格打开
e5AiIVlv if (e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
^yfT7050 e.Item.Attributes.Add("onclick","window.open(’Default.aspx?id=" + e.Item.Cells[0].Text + "’);");
}b{N[ }
1b't"i M xOt|j4 双击表格连接到另一页
+[>m`XTq KUp
lN1Sy 在itemDataBind事件中
4u;W1=+Vn if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
6dNo!$C^ {
_LS=O@s^ string OrderItemID =e.item.cells[1].Text;
%8v?dB;>x` ...
YlYTH_L>E e.item.Attributes.Add("ondblclick", "location.href=’../ShippedGrid.aspx?id=" + OrderItemID + "’");
[k.<x'# }
avT>0b: [bZXzV( 双击表格打开新一页
=A,i9Z& if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
ptsi\ 7BG {
#]C r
zLe string OrderItemID =e.item.cells[1].Text;
j#Y8h5r ...
Bkcs4 x e.item.Attributes.Add("ondblclick", "open(’../ShippedGrid.aspx?id=" + OrderItemID + "’)");
:${Lm&J }
Xl}>mbB &<~`?-c ★特别注意:【?id=】 处不能为 【?id =】
BO1Mz=q 6.表格超连接列传递参数
R[9[lQ'vR <asp:HyperLinkColumn Target="_blank" headertext="ID号" DataTextField="id" NavigateUrl="aaa.aspx?id=’
PB`94W <%# DataBinder.Eval(Container.DataItem, "数据字段1")%>’ & name=’<%# DataBinder.Eval(Container.DataItem, "数据字段2")%>’ />
2AdV=n6Z =XqmFr;h 7.表格点击改变颜色
No h*1u* if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
DSQ2z3s2 {
-ERDW Y e.Item.Attributes.Add("onclick","this.style.backgroundColor=’#99cc00’;
C^uXJ~8 this.style.color=’buttontext’;this.style.cursor=’default’;");
$cYh X^YG. }
X${k iptzVr#b[ 写在DataGrid的_ItemDataBound里
@ Gl=1 if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
UD.$C {
$L3UDX+F e.Item.Attributes.Add("onmouseover","this.style.backgroundColor=’#99cc00’;
-`A6K!W&~p this.style.color=’buttontext’;this.style.cursor=’default’;");
WJl&Vyl2FL e.Item.Attributes.Add("onmouseout","this.style.backgroundColor=’’;this.style.color=’’;");
\`x$@s? }
}2G'3msx 4D0"Y#&G Ut0oh 8.关于日期格式
sv
=6?uYW yV_aza 日期格式设定
n)[{nkS6[ DataFormatString="{0:yyyy-MM-dd}"
S\mh{#Lpk Fd0R?d 我觉得应该在itembound事件中
q.~_vS% e.items.cell["你的列"].text=DateTime.Parse(e.items.cell["你的列"].text.ToString("yyyy-MM-dd"))
kJ{X5&,_ pYH#Vh 9.获取错误信息并到指定页面
qWy(f|:hYi LG@5Z- 不要使用Response.Redirect,而应该使用Server.Transfer
s)\%%CM lorjMS e.g
|&3[YZY // in global.asax
{Q I"WFdGx protected void Application_Error(Object sender, EventArgs e) {
R9^Vk*`gFU if (Server.GetLastError() is HttpUnhandledException)
r. :LZEr Server.Transfer("MyErrorPage.aspx");
A-qdTJP 7<=xc'*8t //其余的非HttpUnhandledException异常交给ASP.NET自己处理就okay了 :)
>]s|'HTxF }
,A4v|]kq] A+_361KH 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
=:uK$>[ ~4<xTP\* 10.清空Cookie
)|zLjF$ Cookie.Expires=[DateTime];
xhWWl(r`5 Response.Cookies("UserName").Expires = 0
9-5H~<}fF RNiFLD%5 11.自定义异常处理
3)3?/y)_ //自定义异常处理类
`$Z:j;F using System;
!g'kWE[ using System.Diagnostics;
Q9Sh2qF^2 N8#wQ*MM> namespace MyAppException
iz.J._& {
At@H /// <summary>
&s-iie$"@x /// 从系统异常类ApplicationException继承的应用程序异常处理类。
LhKaqR{ /// 自动将异常内容记录到Windows NT/2000的应用程序日志
oSq?.*w< /// </summary>
NO+.n)etGb public class AppException:System.ApplicationException
&e0BL z {
%-1-y]R| public AppException()
H|JPqBNRh {
6#hDj_(, if (ApplicationConfiguration.EventLogEnabled)LogEvent("出现一个未知错误。");
/H3z~PBa }
V"K-aO& H65><38X/ public AppException(string message)
%Ya%R@b} {
M#Kke9%2 LogEvent(message);
GJS3O;2* }
_Wg?H:\ tpPP5C{ public AppException(string message,Exception innerException)
X$BN&DD {
Di)%vU LogEvent(message);
+Np[m$Z* if (innerException != null)
/Z^"[Ke {
-Y>,\VEK LogEvent(innerException.Message);
n/9.;9b$I }
\no6]xN; }
.Q!_.LX ~?#>QN\\c //日志记录类
2S,N9(7 using System;
2~`vV'K using System.Configuration;
v'RpsCov using System.Diagnostics;
fVJlA using System.IO;
03pD< using System.Text;
5-*hAOThg using System.Threading;
@I"&k!e<2 RISDjU3 namespace MyEventLog
pKZRgA#kN {
{&dbxj-' /// <summary>
YN]xI /// 事件日志记录类,提供事件日志记录支持
76::X:76 /// <remarks>
Ms=5*_J2Jk /// 定义了4个日志记录方法 (error, warning, info, trace)
0Wkk$0h9 /// </remarks>
`^v=* & /// </summary>
QHU|aC{r public class ApplicationLog
+P! ibHfP {
TW?_fse*[ /// <summary>
/O[<"Wcz /// 将错误信息记录到Win2000/NT事件日志中
,Iv eKk5W /// <param name="message">需要记录的文本信息</param>
OI^??joQ /// </summary>
&zR\Rmpt public static void WriteError(String message)
2t7P| b~V1 {
"_^vQ1M]Z WriteLog(TraceLevel.Error, message);
R?t_tmKXC! }
`' .;U=mF #Z. QMWq /// <summary>
@>fsg-| /// 将警告信息记录到Win2000/NT事件日志中
Y1Q240 /// <param name="message">需要记录的文本信息</param>
aP$it6Z /// </summary>
6o0}7T%6 public static void WriteWarning(String message)
'Z*`~,Q {
H@xHkqan WriteLog(TraceLevel.Warning, message);
*z'v }
l|81_B C" [I?[N.v /// <summary>
UY6aD~tD0 /// 将提示信息记录到Win2000/NT事件日志中
Ij>G7Q*d /// <param name="message">需要记录的文本信息</param>
Wsb>3J /// </summary>
q4ttmL8 public static void WriteInfo(String message)
3+l8VX&u! {
\ 5.nr*5 WriteLog(TraceLevel.Info, message);
3,'LW} }
<z#.J] /// <summary>
#iKPp0`K* /// 将跟踪信息记录到Win2000/NT事件日志中
=2t=Zyp0Y /// <param name="message">需要记录的文本信息</param>
J8-K /// </summary>
\G#_z|'dN public static void WriteTrace(String message)
~GE|,Np {
P{LS +. WriteLog(TraceLevel.Verbose, message);
4_D
*xW }
(mr*Thy`@ |:.s6a# ( /// <summary>
d"yJ0F /// 格式化记录到事件日志的文本信息格式
<0VC`+p<) /// <param name="ex">需要格式化的异常对象</param>
^F'~|zc"C /// <param name="catchInfo">异常信息标题字符串.</param>
<&^[?FdAa /// <retvalue>
Kton$%Li /// <para>格式后的异常信息字符串,包括异常内容和跟踪堆栈.</para>
&q&~&j'[ /// </retvalue>
u/<ZGW(&s( /// </summary>
;m7~!m) public static String FormatException(Exception ex, String catchInfo)
Vm?# ~}T {
=0L%<@yA StringBuilder strBuilder = new StringBuilder();
>k
==7#P if (catchInfo != String.Empty)
&zd@cr1 {
&.(iS strBuilder.Append(catchInfo).Append("\r\n");
>z~_s6#CP }
8[.&ca/[ strBuilder.Append(ex.Message).Append("\r\n").Append(ex.StackTrace);
}3,
4B-8! return strBuilder.ToString();
3ZC@q
#R
A }
VDro(?p8Z ySI}Nm>&= /// <summary>
S|xwYaoy% /// 实际事件日志写入方法
+PnuWK$ /// <param name="level">要记录信息的级别(error,warning,info,trace).</param>
M3elog:M /// <param name="messageText">要记录的文本.</param>
]#[4eaCg /// </summary>
#D#kw*c private static void WriteLog(TraceLevel level, String messageText)
2
FoLJ {
s$zm)y5 try
QOgGL1)7- {
0i"2s}^+_ EventLogEntryType LogEntryType;
=E$bZe8 switch (level)
kOdA8XRY {
(f^/KB= case TraceLevel.Error:
JhjH_) LogEntryType = EventLogEntryType.Error;
</Y(4Xwf= break;
s FJ:09L| case TraceLevel.Warning:
C~ A`h=A< LogEntryType = EventLogEntryType.Warning;
:Tv>)N break;
.%dGSDru case TraceLevel.Info:
VxS3lR= LogEntryType = EventLogEntryType.Information;
|QF_E4ISD break;
S(U9Dlyarg case TraceLevel.Verbose:
3M(*q4A$" LogEntryType = EventLogEntryType.SuccessAudit;
FZ RnIg break;
5~Ek_B default:
WO{7/h</ LogEntryType = EventLogEntryType.SuccessAudit;
<KK.f9^o( break;
pEz^z9 }
GRJ6|T$!?$ r7].48D EventLog eventLog = new EventLog("Application", ApplicationConfiguration.EventLogMachineName, ApplicationConfiguration.EventLogSourceName );
cl1ygpf( //写入事件日志
6FJ*eWPC eventLog.WriteEntry(messageText, LogEntryType);
oH&@F@r:+ l53Q"ajG }
<wb6)U. catch {} //忽略任何异常
hr&&b3W3p }
A`JE(cIz3 } //class ApplicationLog
0>Td4qr+u }
YlUh|sK7m Z*f%R\u 12.Panel 横向滚动,纵向自动扩展
XN6$TNsD$ <asp:panel style="overflow-x:scroll;overflow-y:auto;"></asp:panel>
xo?'L&% /;w(sU 13.回车转换成Tab
uYWgNNxdmo <script language="javascript" for="document" event="onkeydown">
rNJU &
.] if(event.keyCode==13 && event.srcElement.type!=’button’ && event.srcElement.type!=’submit’ && event.srcElement.type!=’reset’ && event.srcElement.type!=’’&& event.srcElement.type!=’textarea’);
AG}j'
event.keyCode=9;
]Jm\k'u[ </script>
Y 'm;xA $M4Z_zle) onkeydown="if(event.keyCode==13) event.keyCode=9"
6M`gy|"(~ NOwd'iU 14.DataGrid超级连接列
:j .:t DataNavigateUrlField="字段名" DataNavigateUrlFormatString="
http://xx/inc/delete.aspx?ID={0}"
[zm@hxym DZ\ '7%c 15.DataGrid行随鼠标变色
E9>z.vV
private void DGzf_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
j;b>~_ U% {
3M+rFB}tS if (e.Item.ItemType!=ListItemType.Header)
!w Q?+:6 {
ME0u|_dPjz e.Item.Attributes.Add( "onmouseout","this.style.backgroundColor=\""+e.Item.Style["BACKGROUND-COLOR"]+"\"");
<uS/8MP{ e.Item.Attributes.Add( "onmouseover","this.style.backgroundColor=\""+ "#EFF3F7"+"\"");
9XtO#!+48 }
RQ[/s
lg }
jSHFY]2 Kr'? h'F 16.模板列
)D#} /3s <ASP:TEMPLATECOLUMN visible="False" sortexpression="demo" headertext="ID">
IO9|o!&> <ITEMTEMPLATE>
c1i:m'b_5 <ASP:LABEL text=’<%# DataBinder.Eval(Container.DataItem, "ArticleID")%>’ runat="server" width="80%" id="lblColumn" />
a%U#PF6
</ITEMTEMPLATE>
(0#$%US\ </ASP:TEMPLATECOLUMN>
Y$"m*0 z8'zH> <ASP:TEMPLATECOLUMN headertext="选中">
;92xSe"Ww <HEADERSTYLE wrap="False" horizontalalign="Center"></HEADERSTYLE>
gg rYf* <ITEMTEMPLATE>
xg7KU& <ASP:CHECKBOX id="chkExport" runat="server" />
~+0IFJ `} </ITEMTEMPLATE>
*S.FM.r <EDITITEMTEMPLATE>
PKntz7 <ASP:CHECKBOX id="chkExportON" runat="server" enabled="true" />
"ldd&>< </EDITITEMTEMPLATE>
~!2fUewEu </ASP:TEMPLATECOLUMN>
#k)z5vZ$h
r ~UDK]?V 后台代码
=v::N\& protected void CheckAll_CheckedChanged(object sender, System.EventArgs e)
gsEcvkj* {
'"\n,3h //改变列的选定,实现全选或全不选。
hx;kNcPbI CheckBox chkExport ;
{V(~ if( CheckAll.Checked)
KWjhkRK4] {
Spx%`O< foreach(DataGridItem oDataGridItem in MyDataGrid.Items)
7- LjBlH {
ko[d axUB chkExport = (CheckBox)oDataGridItem.FindControl("chkExport");
|5dNJF8;Q chkExport.Checked = true;
&xB9;v3 }
'{.4~: }
D6?h
6`J else
sCY {
/1{:uh$ foreach(DataGridItem oDataGridItem in MyDataGrid.Items)
O.QR1 {
[sk n9$ chkExport = (CheckBox)oDataGridItem.FindControl("chkExport");
pGR3 chkExport.Checked = false;
RV{%@1Pu }
|4pl}:g/Z }
# }}6JM }
1Dhe!
n# 0U*f"5F 17.数字格式化
Z:AB(c UcB&