1. 打开新的窗口并传送参数:
y5oiH ;[%AeN5W 传送参数:
Wny{qj)= response.write("<script>window.open(’*.aspx?id="+this.DropDownList1.SelectIndex+"&id1="+...+"’)</script>")
539[,jH HbV[L)zYG 接收参数:
%/~Sq?f-9@ string a = Request.QueryString("id");
|nv8&L8 string b = Request.QueryString("id1");
Xo$(zGb
X&(1DE 2.为按钮添加对话框
$,bLb5}Qu Button1.Attributes.Add("onclick","return confirm(’确认?’)");
~|+ button.attributes.add("onclick","if(confirm(’are you sure...?’)){return true;}else{return false;}")
d)9=hp;,V _>*TPlB 3.删除表格选定记录
k`xPf\^tf int intEmpID = (int)MyDataGrid.DataKeys[e.Item.ItemIndex];
$1/yc#w
u string deleteCmd = "DELETE from Employee where emp_id = " + intEmpID.ToString()
_PQQ&e)E na>UFw7>* 4.删除表格记录警告
!~PV\DQN private void DataGrid_ItemCreated(Object sender,DataGridItemEventArgs e)
_sx]`3/86 {
~#OnA1) switch(e.Item.ItemType)
A)'{G {
M/ >^_zG case ListItemType.Item :
k${25*M!3 case ListItemType.AlternatingItem :
$xNZ.|al case ListItemType.EditItem:
?3"lI,!0 TableCell myTableCell;
P;][i| x myTableCell = e.Item.Cells[14];
ZC@Pfba[` LinkButton myDeleteButton ;
,n^{!^JW myDeleteButton = (LinkButton)myTableCell.Controls[0];
~xkcQ{ myDeleteButton.Attributes.Add("onclick","return confirm(’您是否确定要删除这条信息’);");
r
",..{ break;
HZ )z^K?1 default:
RQ!kVM@ break;
3Vs8"BFjz }
h 5<46!P bRfac/:} }
|!,;IoZ ?7*.S Lt 5.点击表格行链接另一页
k_/*>lIZY private void grdCustomer_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
=YOq0 {
,F!zZNW9 //点击表格打开
}k~ih?E^s if (e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
-QN1=G4 e.Item.Attributes.Add("onclick","window.open(’Default.aspx?id=" + e.Item.Cells[0].Text + "’);");
^|hlY]Ev }
Xq@Bzya 4hz T4!15 双击表格连接到另一页
Y;-$w|&P> [+
Kjun_ 在itemDataBind事件中
.J"QW~g^ if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
|6v
$!wBi {
F2QFQX(j string OrderItemID =e.item.cells[1].Text;
x+EkL3{ ...
L
4V,y> e.item.Attributes.Add("ondblclick", "location.href=’../ShippedGrid.aspx?id=" + OrderItemID + "’");
?(0=+o(` }
S6Y2(qdP Gh>&+UA'$1 双击表格打开新一页
~G,_4}#"pM if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
0"}J!c<g {
Ra)wlIx string OrderItemID =e.item.cells[1].Text;
^m~&2l\N= ...
t-B5,,` e.item.Attributes.Add("ondblclick", "open(’../ShippedGrid.aspx?id=" + OrderItemID + "’)");
%D1 |0v8} }
70Jx[3vr :e/*5ix ★特别注意:【?id=】 处不能为 【?id =】
fG9 ;7KG 6.表格超连接列传递参数
`Y O(C<r- <asp:HyperLinkColumn Target="_blank" headertext="ID号" DataTextField="id" NavigateUrl="aaa.aspx?id=’
0xVw{k}1U <%# DataBinder.Eval(Container.DataItem, "数据字段1")%>’ & name=’<%# DataBinder.Eval(Container.DataItem, "数据字段2")%>’ />
=gNPS0H FJ,"a%m/Q 7.表格点击改变颜色
/9ctmW1!< if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
_Z7`tUS-j {
YLJ^R$pi e.Item.Attributes.Add("onclick","this.style.backgroundColor=’#99cc00’;
7zM9K+3L this.style.color=’buttontext’;this.style.cursor=’default’;");
z_93j3# }
%5RR<[_/; VKV
:U60 写在DataGrid的_ItemDataBound里
VWq]w5oQO if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
dq,j?~ _} {
B6=?Qp/f e.Item.Attributes.Add("onmouseover","this.style.backgroundColor=’#99cc00’;
b:Z&;A|"{ this.style.color=’buttontext’;this.style.cursor=’default’;");
wg%g(FO e.Item.Attributes.Add("onmouseout","this.style.backgroundColor=’’;this.style.color=’’;");
6_,JW{#" }
wXjidOd$ vAp<Muj(a FFa =/XB" 8.关于日期格式
*5IB@^< KpA1Ac)T 日期格式设定
m/z,MT74*J DataFormatString="{0:yyyy-MM-dd}"
mG"xo^1_H H2H`7 +I, 我觉得应该在itembound事件中
CYRZ2Yrk?" e.items.cell["你的列"].text=DateTime.Parse(e.items.cell["你的列"].text.ToString("yyyy-MM-dd"))
_j+!Fd $=iw<B r 9.获取错误信息并到指定页面
&rG B58 F+"_] 不要使用Response.Redirect,而应该使用Server.Transfer
85YUqVi9 >H^#!eaqw e.g
(+c1 .h // in global.asax
[\AOr`7 protected void Application_Error(Object sender, EventArgs e) {
fuzB;Ea if (Server.GetLastError() is HttpUnhandledException)
(:aU"5M Server.Transfer("MyErrorPage.aspx");
fWZ( R&9FdM3K`: //其余的非HttpUnhandledException异常交给ASP.NET自己处理就okay了 :)
Z:dp/M} }
v\GVy[Qyv -Arsmo Redirect会导致post-back的产生从而丢失了错误信息,所以页面导向应该直接在服务器端执行,这样就可以在错误处理页面得到出错信息并进行相应的处理
m8ts!6C #MKM.T,\t 10.清空Cookie
zcKQD )] Cookie.Expires=[DateTime];
|GtvgvO, Response.Cookies("UserName").Expires = 0
_Ao$)Gu) l% T4:p4e 11.自定义异常处理
Hs*["zFc //自定义异常处理类
3V<@Vkf5 using System;
Keozn*fzI using System.Diagnostics;
L8 L1_ ,$0-I@*V namespace MyAppException
Y8zTw`:V {
)\|+G5#` /// <summary>
pZ&,YX /// 从系统异常类ApplicationException继承的应用程序异常处理类。
" !~o /// 自动将异常内容记录到Windows NT/2000的应用程序日志
^Jp,& /// </summary>
7p{Pmq[ public class AppException:System.ApplicationException
7Ml4u%? {
V&w2pp0 public AppException()
&^r>Q`u
{
`&M,B=E if (ApplicationConfiguration.EventLogEnabled)LogEvent("出现一个未知错误。");
L-T,[;bl }
H+4j.eVzZU qx t0Jr8 public AppException(string message)
Iko]c_W0 {
]K"&Vd LogEvent(message);
|'q%9# }
{%f{U"m /]_ t-> public AppException(string message,Exception innerException)
64<;6* {
/'+>/ LogEvent(message);
MKl0 d if (innerException != null)
$VuXr=f} {
x@t?7 o\& LogEvent(innerException.Message);
yO q@w!xz }
mHxR4%i5 }
lH}KFFbp {'5"i?>s0> //日志记录类
wY8:j using System;
`gX@b^ using System.Configuration;
!y= R)k using System.Diagnostics;
8R,<S-+v using System.IO;
BmG(+;;& using System.Text;
zxbfh/= using System.Threading;
+(W1x
C0 *.DC(2:o! namespace MyEventLog
rmiOeS`: {
u^1#9bAW8 /// <summary>
}yz>(Pq /// 事件日志记录类,提供事件日志记录支持
j]Jgz< /// <remarks>
uM-,}7f7 /// 定义了4个日志记录方法 (error, warning, info, trace)
.T|
}rB<c /// </remarks>
xu2KEwgb /// </summary>
23s;O)) public class ApplicationLog
iwotEl0*{ {
S#7YJ7
K"N /// <summary>
'X^auyL /// 将错误信息记录到Win2000/NT事件日志中
aD^$v /// <param name="message">需要记录的文本信息</param>
eTiTS*`u /// </summary>
-8Jw_ public static void WriteError(String message)
zLpCKndj {
O
G`8::S WriteLog(TraceLevel.Error, message);
tyu@aCK }
jJy:/!i <+`%=r)4 /// <summary>
M:S-%aQ_<y /// 将警告信息记录到Win2000/NT事件日志中
CU'JvVe3 /// <param name="message">需要记录的文本信息</param>
-V2\s /// </summary>
#BC"bY public static void WriteWarning(String message)
[#PE'i4 {
`o[l%I\Q WriteLog(TraceLevel.Warning, message);
W>K^55' }
(_T{Z>C/J Yj%]|E- /// <summary>
jD:
N)(( /// 将提示信息记录到Win2000/NT事件日志中
#b/qR^2qW /// <param name="message">需要记录的文本信息</param>
,T$ts /// </summary>
H iyg1 public static void WriteInfo(String message)
L:z0cvn" {
xa>| k>I WriteLog(TraceLevel.Info, message);
;_o]$hV| }
|>.Q U3 /// <summary>
yvAO"43 /// 将跟踪信息记录到Win2000/NT事件日志中
MdHm%Vx /// <param name="message">需要记录的文本信息</param>
SmRlZ!%e /// </summary>
aurs~ public static void WriteTrace(String message)
*l2`- gbE {
y0zMK4b WriteLog(TraceLevel.Verbose, message);
NAbVH{*\U }
fz&B$1;8 A#{63_H /// <summary>
T$4{fhV
\ /// 格式化记录到事件日志的文本信息格式
.iXN~*+g /// <param name="ex">需要格式化的异常对象</param>
]c.w+< /// <param name="catchInfo">异常信息标题字符串.</param>
C?PQ>Q!f- /// <retvalue>
0> f!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>
8bIP"!=*W /// </retvalue>
{o=?@ $6C /// </summary>
|Splbsk public static String FormatException(Exception ex, String catchInfo)
$ghZ<Y2}9 {
Y
G+|r StringBuilder strBuilder = new StringBuilder();
HA6tGZP*L if (catchInfo != String.Empty)
k6G
_c;V {
FFHq':v strBuilder.Append(catchInfo).Append("\r\n");
zLI0RI.Pe }
;nY#/%f strBuilder.Append(ex.Message).Append("\r\n").Append(ex.StackTrace);
Sj9fq* return strBuilder.ToString();
aeqz~z2~8s }
"M I';6 S,Y|;p<+^ /// <summary>
55[ 4)* /// 实际事件日志写入方法
$TQhr#C] /// <param name="level">要记录信息的级别(error,warning,info,trace).</param>
0-.
d{P /// <param name="messageText">要记录的文本.</param>
1W^hPY /// </summary>
B9v>="F private static void WriteLog(TraceLevel level, String messageText)
|3H+b,M5 {
1+l 8%G=hB try
Dk1& <} I {
u
v%Q5O4 EventLogEntryType LogEntryType;
$( hT{C,K switch (level)
0-2|(9
Kc {
Z8$}Rpo case TraceLevel.Error:
5]xuU.w' LogEntryType = EventLogEntryType.Error;
7|rH9Bc{U break;
3h@]cWp case TraceLevel.Warning:
RNg?o[S LogEntryType = EventLogEntryType.Warning;
Lvk}% ,S8t break;
nJDGNm, case TraceLevel.Info:
ys_2?uv LogEntryType = EventLogEntryType.Information;
Y.:R-|W break;
Z;0~f<e%
case TraceLevel.Verbose:
U&?hG> LogEntryType = EventLogEntryType.SuccessAudit;
<izQ]\kL break;
#&3,T1i` default:
@[GV0*yz$ LogEntryType = EventLogEntryType.SuccessAudit;
uuzV,q break;
<p@Cx }
*}[\%u$ T f?3-C8hU EventLog eventLog = new EventLog("Application", ApplicationConfiguration.EventLogMachineName, ApplicationConfiguration.EventLogSourceName );
pYr"3BwG //写入事件日志
qJey&_ eventLog.WriteEntry(messageText, LogEntryType);
eUPa5{P te_2"Z }
}
ueFy<F catch {} //忽略任何异常
9zaNfs }
R@e'=z[%1 } //class ApplicationLog
H]TdW;ZbZ }
@gUp9ZwtH 'Zx5+rM${} 12.Panel 横向滚动,纵向自动扩展
`Sod]bO
+U <asp:panel style="overflow-x:scroll;overflow-y:auto;"></asp:panel>
t],a1I.gk FD=%
4#| 13.回车转换成Tab
z8kO)' <script language="javascript" for="document" event="onkeydown">
Hv,|XE@Y if(event.keyCode==13 && event.srcElement.type!=’button’ && event.srcElement.type!=’submit’ && event.srcElement.type!=’reset’ && event.srcElement.type!=’’&& event.srcElement.type!=’textarea’);
Qg> NJ\*Q event.keyCode=9;
Psb !Z( </script>
ggso9ZlLu+ uvys>]+ onkeydown="if(event.keyCode==13) event.keyCode=9"
UG| /Px ] PKm|?kn{0( 14.DataGrid超级连接列
W.wPy@yi DataNavigateUrlField="字段名" DataNavigateUrlFormatString="
http://xx/inc/delete.aspx?ID={0}"
F^!D[:;jK {UiSa'TR1b 15.DataGrid行随鼠标变色
| dQ>)_ private void DGzf_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
hfB$4s9 {
>.:+|Br` if (e.Item.ItemType!=ListItemType.Header)
Ky3mzw| {
01kRe e.Item.Attributes.Add( "onmouseout","this.style.backgroundColor=\""+e.Item.Style["BACKGROUND-COLOR"]+"\"");
So%X(,
| e.Item.Attributes.Add( "onmouseover","this.style.backgroundColor=\""+ "#EFF3F7"+"\"");
u?').c4 }
=H95?\}T[ }
=lacfPS O\}C`CiC 16.模板列
+Y;P*U}Qg[ <ASP:TEMPLATECOLUMN visible="False" sortexpression="demo" headertext="ID">
_3IT3mb2n <ITEMTEMPLATE>
,@$5,rNf <ASP:LABEL text=’<%# DataBinder.Eval(Container.DataItem, "ArticleID")%>’ runat="server" width="80%" id="lblColumn" />
Ple.fKu </ITEMTEMPLATE>
':4cQ4Z </ASP:TEMPLATECOLUMN>
e=amh d0J/"< <ASP:TEMPLATECOLUMN headertext="选中">
8$FH;= <HEADERSTYLE wrap="False" horizontalalign="Center"></HEADERSTYLE>
SmXJQ@jN <ITEMTEMPLATE>
BR|!ya+_2 <ASP:CHECKBOX id="chkExport" runat="server" />
z8=THz2f </ITEMTEMPLATE>
q(sTKT[V <EDITITEMTEMPLATE>
+LHU}'| <ASP:CHECKBOX id="chkExportON" runat="server" enabled="true" />
d_[H|H9i6 </EDITITEMTEMPLATE>
=vThtl/azD </ASP:TEMPLATECOLUMN>
f-U zFlU srS!X$cec 后台代码
]4~Yi1] protected void CheckAll_CheckedChanged(object sender, System.EventArgs e)
3@Ndn {
2- iY:r //改变列的选定,实现全选或全不选。
DYX{v`>f^ CheckBox chkExport ;
Sv =YI if( CheckAll.Checked)
m\teE]8x {
44CZl{pt foreach(DataGridItem oDataGridItem in MyDataGrid.Items)
?<Qbp;WBo {
_{|a<Keq| chkExport = (CheckBox)oDataGridItem.FindControl("chkExport");
~M~DH-aX chkExport.Checked = true;
z']6C9m} }
aZZ0eH }
1UQ,V`y else
/*C!]Z>. {
hB[bth
foreach(DataGridItem oDataGridItem in MyDataGrid.Items)
H3wJ5-q( {
Q:kg chkExport = (CheckBox)oDataGridItem.FindControl("chkExport");
)x-b+SC chkExport.Checked = false;
\zd[A~! }
wm@m(ArE= }
=By@%ioIGG }
M+"6VtZH ;<