1. 打开新的窗口并传送参数:
XjCx`bX^< 5Po:$( 传送参数:
QVJpX;u response.write("<script>window.open(’*.aspx?id="+this.DropDownList1.SelectIndex+"&id1="+...+"’)</script>")
Q"D5D
rj xMNQT.A 接收参数:
;N(L, string a = Request.QueryString("id");
rM^2yr7H string b = Request.QueryString("id1");
t)Cf]]dV t#@z_Mn\ 2.为按钮添加对话框
x/CM)!U) Button1.Attributes.Add("onclick","return confirm(’确认?’)");
hJ]Oa7r button.attributes.add("onclick","if(confirm(’are you sure...?’)){return true;}else{return false;}")
|/H?\]7 JV@G9PT 3.删除表格选定记录
=.CiKV$E int intEmpID = (int)MyDataGrid.DataKeys[e.Item.ItemIndex];
BgD3P.;[ string deleteCmd = "DELETE from Employee where emp_id = " + intEmpID.ToString()
fI`gF^u( /V{UTMSz 4.删除表格记录警告
|pv$],&&: private void DataGrid_ItemCreated(Object sender,DataGridItemEventArgs e)
~;]kqYIJ {
|1tpXpe switch(e.Item.ItemType)
PVH Or^ {
,`RX~ H=C case ListItemType.Item :
n?$c"} case ListItemType.AlternatingItem :
=Gu&0f case ListItemType.EditItem:
c_S~{a44Ud TableCell myTableCell;
S5u$I myTableCell = e.Item.Cells[14];
kS&>g LinkButton myDeleteButton ;
:hs~;vn) myDeleteButton = (LinkButton)myTableCell.Controls[0];
}eW<P079 myDeleteButton.Attributes.Add("onclick","return confirm(’您是否确定要删除这条信息’);");
mv #hy break;
$OdBuJA default:
'tw
]jMD break;
GS=E6 }
q?Csm\Y =cZ24I }
d5>&,
{o7N S<NK!89 5.点击表格行链接另一页
SepwMB4@ private void grdCustomer_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
bEj}J_# {
#+p- //点击表格打开
$pAJ$0=sw if (e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
W90!*1 e.Item.Attributes.Add("onclick","window.open(’Default.aspx?id=" + e.Item.Cells[0].Text + "’);");
lct }
M;Pry3J lq "X_M$ 双击表格连接到另一页
1P[x.t# UO&$1rV 在itemDataBind事件中
CEI"p2 if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
* 30K}&T {
O=V_7I5 string OrderItemID =e.item.cells[1].Text;
RqGX(Iuv ...
x 55W"q7 e.item.Attributes.Add("ondblclick", "location.href=’../ShippedGrid.aspx?id=" + OrderItemID + "’");
xSd&xwP }
BCe'J! gN/>y1{a 双击表格打开新一页
`*B0n>ol, if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
|u?VlRt {
1s@QsZ3 string OrderItemID =e.item.cells[1].Text;
xl`AiO `K ...
C0/^ 6Lu"o e.item.Attributes.Add("ondblclick", "open(’../ShippedGrid.aspx?id=" + OrderItemID + "’)");
{icTfPR4E }
~a[/l ObEz 0Rj ★特别注意:【?id=】 处不能为 【?id =】
z2t+1In, 6.表格超连接列传递参数
Ad>81=Z <asp:HyperLinkColumn Target="_blank" headertext="ID号" DataTextField="id" NavigateUrl="aaa.aspx?id=’
ih/E,B" <%# DataBinder.Eval(Container.DataItem, "数据字段1")%>’ & name=’<%# DataBinder.Eval(Container.DataItem, "数据字段2")%>’ />
/ @"{u0 Q17dcgd 7.表格点击改变颜色
dt:$:,"
if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
a{r"$>0 {
r9&m^,U e.Item.Attributes.Add("onclick","this.style.backgroundColor=’#99cc00’;
_3@5@1[s this.style.color=’buttontext’;this.style.cursor=’default’;");
YmaS,Q- }
~qeFSU( tF}^ 写在DataGrid的_ItemDataBound里
YIg43Av if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
z8ZQL.z%h {
Ve|:k5z e.Item.Attributes.Add("onmouseover","this.style.backgroundColor=’#99cc00’;
f0sGE5 this.style.color=’buttontext’;this.style.cursor=’default’;");
;j/$%lC e.Item.Attributes.Add("onmouseout","this.style.backgroundColor=’’;this.style.color=’’;");
aH{)|? }
ltgtD k /Yp#`}Ii uOLShNo 8.关于日期格式
I:iMRvp N4C7I1ihq 日期格式设定
; $80}TY ' DataFormatString="{0:yyyy-MM-dd}"
EZ .3Z` Ch>F11kC 我觉得应该在itembound事件中
NT*r7_e e.items.cell["你的列"].text=DateTime.Parse(e.items.cell["你的列"].text.ToString("yyyy-MM-dd"))
|K Rt$t K us=.( 9.获取错误信息并到指定页面
8]&:' T8z?_ *k 不要使用Response.Redirect,而应该使用Server.Transfer
&N/t%q Lcpe*C x- e.g
9% T"W // in global.asax
U[f00m5{HV protected void Application_Error(Object sender, EventArgs e) {
{:uv}4 Z if (Server.GetLastError() is HttpUnhandledException)
)e?&'wa> Server.Transfer("MyErrorPage.aspx");
lUs$I{2_ g) oOravV //其余的非HttpUnhandledException异常交给ASP.NET自己处理就okay了 :)
D;V[9E=g/ }
NUltuM e9KD mX_ 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
s/IsrcfM $!.>)n 10.清空Cookie
c]ARgrH- Cookie.Expires=[DateTime];
g) u%?T Response.Cookies("UserName").Expires = 0
E^F<"mL* 50N4J 11.自定义异常处理
`2s@O>RV //自定义异常处理类
YkWHI(p using System;
2uE<mjCt-r using System.Diagnostics;
f(m,! k(dakFaC^ namespace MyAppException
BM,hcTr? {
UrvUt$WO /// <summary>
dz9U.:C /// 从系统异常类ApplicationException继承的应用程序异常处理类。
0wv#AT /// 自动将异常内容记录到Windows NT/2000的应用程序日志
TSP%5v;Dh /// </summary>
vNGE]+QX public class AppException:System.ApplicationException
edp
I? {
D:/ n2_ public AppException()
!|&|%x6@ {
^)gyKl:E' if (ApplicationConfiguration.EventLogEnabled)LogEvent("出现一个未知错误。");
8mreHa }
|^1U<'oM# >J:=)1` public AppException(string message)
4Lt9Dx1 {
/=/Ki%hh LogEvent(message);
nL:&G'd }
YK3>M"58 29RP$$gR public AppException(string message,Exception innerException)
xGwImF$r {
I1E9E$m5\< LogEvent(message);
ljNwt if (innerException != null)
! dzgi: {
g^]Iw~T6$ LogEvent(innerException.Message);
XX~vg>3_ }
V|MGG }
+H2Jhgi ^U_T<x8{ //日志记录类
|NfFe*q0;8 using System;
^Q s}2% using System.Configuration;
sW]^YT>? using System.Diagnostics;
=#G
2}8mQD using System.IO;
N*-tBz using System.Text;
{q0+PzgP using System.Threading;
m;OvOc, j~qm$ 'H namespace MyEventLog
X,|8Wpi= {
FXof9fa_B /// <summary>
YJ _eE /// 事件日志记录类,提供事件日志记录支持
|RiJ>/MK\ /// <remarks>
!2LX+*; /// 定义了4个日志记录方法 (error, warning, info, trace)
K|7"YNohfG /// </remarks>
15g!Q
*v /// </summary>
,&t+D-s<f public class ApplicationLog
te+} j7SU {
V,&%[H [ /// <summary>
l$;"yVdks /// 将错误信息记录到Win2000/NT事件日志中
9* )&hhBs, /// <param name="message">需要记录的文本信息</param>
ff#7}9_mh /// </summary>
\Z]+j@9 public static void WriteError(String message)
a$My6Qa# {
bBjr hi WriteLog(TraceLevel.Error, message);
7]h %?W! }
]ZY2\' 9jkz83/+< /// <summary>
9pp+<c /// 将警告信息记录到Win2000/NT事件日志中
;28d7e} /// <param name="message">需要记录的文本信息</param>
NfgXOLthM /// </summary>
Hy.u6Jt*/ public static void WriteWarning(String message)
A5XMA|2_ {
ob.<j WriteLog(TraceLevel.Warning, message);
7*5B }
.q@?sdGD &BVHQ7[ /// <summary>
vhrf 89-q /// 将提示信息记录到Win2000/NT事件日志中
AWR :~{ /// <param name="message">需要记录的文本信息</param>
2}vibDq p /// </summary>
tDK@?PfKz public static void WriteInfo(String message)
Q]k<Y {
CY1WT WriteLog(TraceLevel.Info, message);
+Iyyk02V }
&`D$w?beg /// <summary>
U zy@\ /// 将跟踪信息记录到Win2000/NT事件日志中
MKHnA|uQ]( /// <param name="message">需要记录的文本信息</param>
]&*POri& /// </summary>
9p{4-] public static void WriteTrace(String message)
=z.j{% {
G]K1X"W? WriteLog(TraceLevel.Verbose, message);
#I/P9)4 }
oB:7R^a 1V%tev9a /// <summary>
l;; 2\mL? /// 格式化记录到事件日志的文本信息格式
Y6jyU1> /// <param name="ex">需要格式化的异常对象</param>
C(N'=-;Kl /// <param name="catchInfo">异常信息标题字符串.</param>
%rW}x[M%w? /// <retvalue>
7H6Ts8^S /// <para>格式后的异常信息字符串,包括异常内容和跟踪堆栈.</para>
0j$\k|xFXZ /// </retvalue>
yZleots1 /// </summary>
e=sc$1|4= public static String FormatException(Exception ex, String catchInfo)
I5Vn#_q+b {
`0d0T~ StringBuilder strBuilder = new StringBuilder();
02J/=AC5 if (catchInfo != String.Empty)
t;8)M$
p {
;wv[';J strBuilder.Append(catchInfo).Append("\r\n");
)@g[aRFa }
&`^(dO9 strBuilder.Append(ex.Message).Append("\r\n").Append(ex.StackTrace);
@.t +
return strBuilder.ToString();
q7B5#kb }
/JD}b[J$ wLV,E,gM /// <summary>
ng1E'c]0@ /// 实际事件日志写入方法
F @PPhzZ /// <param name="level">要记录信息的级别(error,warning,info,trace).</param>
iQG!-.aX /// <param name="messageText">要记录的文本.</param>
tr0b#4 /// </summary>
W5|{A])N private static void WriteLog(TraceLevel level, String messageText)
%BI8m|6 {
;d?BVe? try
Xb_
V\b0 {
S:xXD^n#H EventLogEntryType LogEntryType;
Hg#tSE switch (level)
c1H.v^Y5 {
V+gZjuN$ case TraceLevel.Error:
{]CZgqE{ LogEntryType = EventLogEntryType.Error;
vt
EfH break;
46?z*~*G case TraceLevel.Warning:
W{,fpm LogEntryType = EventLogEntryType.Warning;
529;_| break;
K;
#FU case TraceLevel.Info:
#VQZ"7nI@ LogEntryType = EventLogEntryType.Information;
VfnL-bDGV break;
>.?yz case TraceLevel.Verbose:
$fb%?n{ LogEntryType = EventLogEntryType.SuccessAudit;
&CG94 break;
R?wZ\y Ks} default:
@2Z|\ojJ LogEntryType = EventLogEntryType.SuccessAudit;
t^#1=nK break;
f|> rp[Gk }
i~!g9o( yFE0a"0y EventLog eventLog = new EventLog("Application", ApplicationConfiguration.EventLogMachineName, ApplicationConfiguration.EventLogSourceName );
N8sT? //写入事件日志
1 iH@vd eventLog.WriteEntry(messageText, LogEntryType);
']}-;m\ }<Ydj .85 }
a"( Ws]K catch {} //忽略任何异常
>tg)F|@ }
4H8r[ } //class ApplicationLog
m#+0m! }
0#|Jhmv-zL 6i/unwe!`) 12.Panel 横向滚动,纵向自动扩展
t>[QW`EeP <asp:panel style="overflow-x:scroll;overflow-y:auto;"></asp:panel>
[v1$Lp z~H1f$} 13.回车转换成Tab
g@H<Q('fJ <script language="javascript" for="document" event="onkeydown">
@rhS[^1wi+ if(event.keyCode==13 && event.srcElement.type!=’button’ && event.srcElement.type!=’submit’ && event.srcElement.type!=’reset’ && event.srcElement.type!=’’&& event.srcElement.type!=’textarea’);
1jC85^1Taq event.keyCode=9;
dle\}Sy= </script>
gwaSgV$z 4MC]s~n onkeydown="if(event.keyCode==13) event.keyCode=9"
KloX.y)q xW"O|x$6 14.DataGrid超级连接列
S^s-md> DataNavigateUrlField="字段名" DataNavigateUrlFormatString="
http://xx/inc/delete.aspx?ID={0}"
XDK Me} a~KtH;7< 15.DataGrid行随鼠标变色
IADSWzQ@ private void DGzf_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
-jjB2xP {
8:Hh;nl if (e.Item.ItemType!=ListItemType.Header)
^#5'` #t {
HNkOPz+d&8 e.Item.Attributes.Add( "onmouseout","this.style.backgroundColor=\""+e.Item.Style["BACKGROUND-COLOR"]+"\"");
d V%o:@Z e.Item.Attributes.Add( "onmouseover","this.style.backgroundColor=\""+ "#EFF3F7"+"\"");
(?Ku-k }
:(q4y-o6 }
'iMzp]V; N XB8u6 16.模板列
)Kx.v' <ASP:TEMPLATECOLUMN visible="False" sortexpression="demo" headertext="ID">
=eA|gt <ITEMTEMPLATE>
\>$zxC_ <ASP:LABEL text=’<%# DataBinder.Eval(Container.DataItem, "ArticleID")%>’ runat="server" width="80%" id="lblColumn" />
Uz ;^R@ </ITEMTEMPLATE>
Y%}&eN$r </ASP:TEMPLATECOLUMN>
0A}XhX a" s2N%{ <ASP:TEMPLATECOLUMN headertext="选中">
3]S*p ErY <HEADERSTYLE wrap="False" horizontalalign="Center"></HEADERSTYLE>
+v/y{8Fu <ITEMTEMPLATE>
Z|K HF" <ASP:CHECKBOX id="chkExport" runat="server" />
k4#j
l<R </ITEMTEMPLATE>
Bo:epus}\ <EDITITEMTEMPLATE>
#X]*kxQ< <ASP:CHECKBOX id="chkExportON" runat="server" enabled="true" />
C
b'| </EDITITEMTEMPLATE>
sm##owI </ASP:TEMPLATECOLUMN>
zFOtOz`9H 'e:4 后台代码
bfeTf66c protected void CheckAll_CheckedChanged(object sender, System.EventArgs e)
aPJTH0u {
/CALXwL //改变列的选定,实现全选或全不选。
J@_M%eN CheckBox chkExport ;
&zYQH@ if( CheckAll.Checked)
J5a8U&A {
.i\FK@2 foreach(DataGridItem oDataGridItem in MyDataGrid.Items)
P)VQAM {
Ee5YW/9] chkExport = (CheckBox)oDataGridItem.FindControl("chkExport");
B}qG-}(V chkExport.Checked = true;
$`OyGeq"T }
o2|#_tGNUy }
m
70r'b] else
N+~
MS3 {
x`?>j$ foreach(DataGridItem oDataGridItem in MyDataGrid.Items)
#Q2s3"X[ {
z*HM_u chkExport = (CheckBox)oDataGridItem.FindControl("chkExport");
jR\pYRK chkExport.Checked = false;
&SIf