1. 打开新的窗口并传送参数:
(9'G i75?*ld 传送参数:
`"^@[1 response.write("<script>window.open(’*.aspx?id="+this.DropDownList1.SelectIndex+"&id1="+...+"’)</script>")
=PeW$q+ N7Z(lI|a; 接收参数:
.j+2x[`l string a = Request.QueryString("id");
^Y*`D_-G string b = Request.QueryString("id1");
f6(9wz$Trt O4'kS
@ 2.为按钮添加对话框
q_%w
l5\F Button1.Attributes.Add("onclick","return confirm(’确认?’)");
Y'+F0IZ+ button.attributes.add("onclick","if(confirm(’are you sure...?’)){return true;}else{return false;}")
8xeun~e"vS Xm0&U?dZB 3.删除表格选定记录
oK(W)[u int intEmpID = (int)MyDataGrid.DataKeys[e.Item.ItemIndex];
[xp~@5r' string deleteCmd = "DELETE from Employee where emp_id = " + intEmpID.ToString()
<*b]JY V@ iPtm@f,bI 4.删除表格记录警告
ps{&WT3a private void DataGrid_ItemCreated(Object sender,DataGridItemEventArgs e)
PEwW*4Xo {
t6H2tP\AS switch(e.Item.ItemType)
^|a&%wxA {
_z_3%N
case ListItemType.Item :
+lXdRc`6 case ListItemType.AlternatingItem :
qAuUe=w%p case ListItemType.EditItem:
s\3Z?zm8 TableCell myTableCell;
%yS`C"ZQ) myTableCell = e.Item.Cells[14];
A+bubH, LinkButton myDeleteButton ;
2=Vkjh- myDeleteButton = (LinkButton)myTableCell.Controls[0];
uV*f[l myDeleteButton.Attributes.Add("onclick","return confirm(’您是否确定要删除这条信息’);");
>k&lGF<nl break;
:Z7"c`6L!~ default:
x"h)"Y[c5 break;
:a^,Ei-& }
I_Mqh4]; zN729wK }
{) '"
k6w ^0,&R\e+ 5.点击表格行链接另一页
d/-]y:`f` private void grdCustomer_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
h>`'\qy {
'8kL1 //点击表格打开
aS1P]& if (e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
>x _:=%Wr+ e.Item.Attributes.Add("onclick","window.open(’Default.aspx?id=" + e.Item.Cells[0].Text + "’);");
+lf@O&w }
wTgx(LtH Vms7
Jay 双击表格连接到另一页
/i]=ndAk F6neG~Y 在itemDataBind事件中
{H7$uiq3:B if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
KH 6n3 \= {
BR0p0% string OrderItemID =e.item.cells[1].Text;
zWR*g/i ...
CH R?i1e e.item.Attributes.Add("ondblclick", "location.href=’../ShippedGrid.aspx?id=" + OrderItemID + "’");
O<H@:W#k }
w1!\L_::Y q5K/+N^2? 双击表格打开新一页
)uv$tnP* if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
lG^mW\O {
'=G<)z@k string OrderItemID =e.item.cells[1].Text;
~)\1g0 ...
-fZShOBY` e.item.Attributes.Add("ondblclick", "open(’../ShippedGrid.aspx?id=" + OrderItemID + "’)");
OHa{!SaL }
"
:nVigw& ;r@R (Squ ★特别注意:【?id=】 处不能为 【?id =】
bUg 2Bm!y 6.表格超连接列传递参数
\5L 4* <asp:HyperLinkColumn Target="_blank" headertext="ID号" DataTextField="id" NavigateUrl="aaa.aspx?id=’
%;\2QI`R <%# DataBinder.Eval(Container.DataItem, "数据字段1")%>’ & name=’<%# DataBinder.Eval(Container.DataItem, "数据字段2")%>’ />
dQ2i{A"BKz S r#fyr 7.表格点击改变颜色
iJp!ROI if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
t BXsWY{ {
YaE['a e.Item.Attributes.Add("onclick","this.style.backgroundColor=’#99cc00’;
V44sNi this.style.color=’buttontext’;this.style.cursor=’default’;");
{TN@KB }
7_d#XKz@ ;hJ/t/7 写在DataGrid的_ItemDataBound里
TYLl_nGr if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
T;pn - {
snk{u/0Xm e.Item.Attributes.Add("onmouseover","this.style.backgroundColor=’#99cc00’;
MsiC!j.- this.style.color=’buttontext’;this.style.cursor=’default’;");
Qre&N_ e.Item.Attributes.Add("onmouseout","this.style.backgroundColor=’’;this.style.color=’’;");
p=5H^E m1 }
|(8Hk@\CT> )bN3-_ cd%g]T)#1 8.关于日期格式
r3bvuq,6$ A,CPR0g% 日期格式设定
>~bj7M6t DataFormatString="{0:yyyy-MM-dd}"
gZ%O<XO z(#hL-{c 我觉得应该在itembound事件中
9,a,A6xry e.items.cell["你的列"].text=DateTime.Parse(e.items.cell["你的列"].text.ToString("yyyy-MM-dd"))
3b/vyZF YNQ6(HA 9.获取错误信息并到指定页面
vYm&AD {,mRMDEy 不要使用Response.Redirect,而应该使用Server.Transfer
v}*u[GWl] N)I
T? e.g
"l;8
O2;g // in global.asax
xTawG?"D protected void Application_Error(Object sender, EventArgs e) {
>yHnz?bf@ if (Server.GetLastError() is HttpUnhandledException)
7|eSvC Server.Transfer("MyErrorPage.aspx");
+Q#Qu0_
_w,0wn9N$ //其余的非HttpUnhandledException异常交给ASP.NET自己处理就okay了 :)
5$G??="K }
Xq)%w#l5?
q>oH(A 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
/>I8nS}T 0*M}QXt 10.清空Cookie
Y,Zv0-" Cookie.Expires=[DateTime];
_CwQ}n* Response.Cookies("UserName").Expires = 0
8}E(UsTa %L|bF"K5; 11.自定义异常处理
N'BctKL //自定义异常处理类
/Gv$1t^a
using System;
HnY"6gTNK using System.Diagnostics;
DczF0Ow ]mT}
\b namespace MyAppException
B]}V$*$\? {
M4PUJZ] /// <summary>
KcF+!;: /// 从系统异常类ApplicationException继承的应用程序异常处理类。
Q3{&'|}^2 /// 自动将异常内容记录到Windows NT/2000的应用程序日志
e(% Solkm? /// </summary>
/{)cI^9 public class AppException:System.ApplicationException
o-Fle, qf {
xi^e =:;` public AppException()
6zZR:ej {
(eE}W~Z if (ApplicationConfiguration.EventLogEnabled)LogEvent("出现一个未知错误。");
29DWRJU }
;+KgujfU ]@}BdMlHp public AppException(string message)
=v=!x {
yQ&%* ?J LogEvent(message);
1b%7FrPkd }
&_hCs![ =9@yJ9c- public AppException(string message,Exception innerException)
'*Mb
.s" {
&bgi0)> LogEvent(message);
O}!@28|3" if (innerException != null)
O9&:(2'f {
% x;!s=U LogEvent(innerException.Message);
G")EE#W$} }
y%l#lz=6 }
ho$%7mc GQBN-Qv //日志记录类
jz:c)C&/ using System;
,T[
+omo using System.Configuration;
g'7hc~= using System.Diagnostics;
{
4{{;
using System.IO;
RYaofW using System.Text;
]7
mSM using System.Threading;
~,-O ?^5*[H namespace MyEventLog
)#Bfd(F {
*%BI*p /// <summary>
,w>?N\w!} /// 事件日志记录类,提供事件日志记录支持
n{WJ.Y* /// <remarks>
9?,.zc^ /// 定义了4个日志记录方法 (error, warning, info, trace)
z5'nS&x /// </remarks>
Z-!T(:E] /// </summary>
f+~!s 2uw public class ApplicationLog
eakIK+-21y {
!jnIXvT1qy /// <summary>
PdBhX /// 将错误信息记录到Win2000/NT事件日志中
L4Y3\4xXO /// <param name="message">需要记录的文本信息</param>
N0hU~| / /// </summary>
IomJo public static void WriteError(String message)
#vwXx r {
>g2.z> WriteLog(TraceLevel.Error, message);
JAlsc]XtO9 }
Bz~h- s\R?@ /// <summary>
t+q`h3 /// 将警告信息记录到Win2000/NT事件日志中
<ft9B05* /// <param name="message">需要记录的文本信息</param>
r0bPaAKw /// </summary>
7E)7sd public static void WriteWarning(String message)
a[ l5k {
gOAluP WriteLog(TraceLevel.Warning, message);
=(\!,S' }
4=:eGlU93U @1Lc`;Wd /// <summary>
!S{<Xc'wv /// 将提示信息记录到Win2000/NT事件日志中
!WnI` /// <param name="message">需要记录的文本信息</param>
ji=po;g=E /// </summary>
XLxr~Yo public static void WriteInfo(String message)
S,%HW87 {
VNXVuM )c WriteLog(TraceLevel.Info, message);
qNL~m' }
j-|0&X1C /// <summary>
zSCPp6 /// 将跟踪信息记录到Win2000/NT事件日志中
"PtH
F`mo /// <param name="message">需要记录的文本信息</param>
*^_!W'T{j /// </summary>
|_m;@.44?U public static void WriteTrace(String message)
Ka{Zoi] {
D*,H%xA WriteLog(TraceLevel.Verbose, message);
J< M;vB) }
tn1aH
+
WQL`;uIX /// <summary>
$g;xw?~# /// 格式化记录到事件日志的文本信息格式
"FS.&&1( /// <param name="ex">需要格式化的异常对象</param>
L9)&9
/f /// <param name="catchInfo">异常信息标题字符串.</param>
itvdzPO /// <retvalue>
a| cD{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>
rd{(E /// </retvalue>
.#|pje^ /// </summary>
wv-8\)oA
public static String FormatException(Exception ex, String catchInfo)
DBDfBb {
jp`N%O]6 StringBuilder strBuilder = new StringBuilder();
w[-Bsf
if (catchInfo != String.Empty)
;Vt
u8f {
D IN
PAyY strBuilder.Append(catchInfo).Append("\r\n");
[K- s\ }
6'zy"UkH strBuilder.Append(ex.Message).Append("\r\n").Append(ex.StackTrace);
>m!.l{*j>N return strBuilder.ToString();
q4=RE }
hNy S ?2;G_P+ /// <summary>
)I4t l/ /// 实际事件日志写入方法
r kl7p? /// <param name="level">要记录信息的级别(error,warning,info,trace).</param>
UtrbkuT /// <param name="messageText">要记录的文本.</param>
06$9Uz9 /// </summary>
P0=F9`3wb private static void WriteLog(TraceLevel level, String messageText)
h@d
m:=ul {
Qrh9JFqdG6 try
*93 N0m4Rl {
p2K9R4 EventLogEntryType LogEntryType;
gKCIfxM switch (level)
"Wp<^s sMo {
Le!I-i(aD case TraceLevel.Error:
`fyAV@X LogEntryType = EventLogEntryType.Error;
:ux`*,zh break;
f14c}YY case TraceLevel.Warning:
}^q#0`e(y LogEntryType = EventLogEntryType.Warning;
$Vzfhj-if break;
9h{G1XL case TraceLevel.Info:
_JH6bvbQ LogEntryType = EventLogEntryType.Information;
cw\a,>]H break;
=qRVKz case TraceLevel.Verbose:
P'8E8_M} LogEntryType = EventLogEntryType.SuccessAudit;
|*$_eb break;
n6f|,D!? default:
Y<v55m- LogEntryType = EventLogEntryType.SuccessAudit;
BR'|hG break;
~7
TzUb }
u+_#qk0NfK *$!LRmp? EventLog eventLog = new EventLog("Application", ApplicationConfiguration.EventLogMachineName, ApplicationConfiguration.EventLogSourceName );
L;[*F-+jD //写入事件日志
d,)L, J eventLog.WriteEntry(messageText, LogEntryType);
F`u~Jx8.* iJBZnU:Mp }
O]>`B{ catch {} //忽略任何异常
C0RwW??t }
\2jY)UrQs } //class ApplicationLog
kXWx )v }
/L.a:Er$ F@BNSs N= 12.Panel 横向滚动,纵向自动扩展
%#,BvQz~ <asp:panel style="overflow-x:scroll;overflow-y:auto;"></asp:panel>
&%lhov 0CROq} 13.回车转换成Tab
BlUY9`VWh@ <script language="javascript" for="document" event="onkeydown">
H &JKja}` if(event.keyCode==13 && event.srcElement.type!=’button’ && event.srcElement.type!=’submit’ && event.srcElement.type!=’reset’ && event.srcElement.type!=’’&& event.srcElement.type!=’textarea’);
_$0Ix6y, event.keyCode=9;
_*9Zp1r </script>
d:D2[ FyEl@ }W onkeydown="if(event.keyCode==13) event.keyCode=9"
C6n4OU SxDE3A-: 14.DataGrid超级连接列
;Yj}9[p;T DataNavigateUrlField="字段名" DataNavigateUrlFormatString="
http://xx/inc/delete.aspx?ID={0}"
|1D`v9 nCrNZ&P 15.DataGrid行随鼠标变色
Mw~?@Sq private void DGzf_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
VsC]z,
oV {
<Yc:,CU if (e.Item.ItemType!=ListItemType.Header)
zP9!fA {
L2qF@!Yy= e.Item.Attributes.Add( "onmouseout","this.style.backgroundColor=\""+e.Item.Style["BACKGROUND-COLOR"]+"\"");
r2G<::<zL e.Item.Attributes.Add( "onmouseover","this.style.backgroundColor=\""+ "#EFF3F7"+"\"");
Ij+zR>P8=\ }
Fv9Z'#t }
}5k"aCno 9\8""- 16.模板列
,>$#e1!J <ASP:TEMPLATECOLUMN visible="False" sortexpression="demo" headertext="ID">
HIF]c <ITEMTEMPLATE>
Aq"_hjp <ASP:LABEL text=’<%# DataBinder.Eval(Container.DataItem, "ArticleID")%>’ runat="server" width="80%" id="lblColumn" />
Ssj'1[% </ITEMTEMPLATE>
HZT;7< </ASP:TEMPLATECOLUMN>
$spf=t"nh uMI2Wnnc:/ <ASP:TEMPLATECOLUMN headertext="选中">
g@Zc'g/XB <HEADERSTYLE wrap="False" horizontalalign="Center"></HEADERSTYLE>
(GQy"IuFh <ITEMTEMPLATE>
?vVkZsU <ASP:CHECKBOX id="chkExport" runat="server" />
;VuIQ*@m" </ITEMTEMPLATE>
<