1. 打开新的窗口并传送参数:
5Vr#>W tlgg~MViS 传送参数:
zqLOwzMlLx response.write("<script>window.open(’*.aspx?id="+this.DropDownList1.SelectIndex+"&id1="+...+"’)</script>")
;Q<2Y# D2f~*!vEnA 接收参数:
QC(ce)Y string a = Request.QueryString("id");
oGL2uQXX string b = Request.QueryString("id1");
'OU`$K7n (d['f]S+& 2.为按钮添加对话框
Fnuheb'&m Button1.Attributes.Add("onclick","return confirm(’确认?’)");
TVK*l* button.attributes.add("onclick","if(confirm(’are you sure...?’)){return true;}else{return false;}")
>:0^v'[ 7! ~)a 3.删除表格选定记录
2>)::9e4 int intEmpID = (int)MyDataGrid.DataKeys[e.Item.ItemIndex];
,Y@4d79 string deleteCmd = "DELETE from Employee where emp_id = " + intEmpID.ToString()
OG^#e+ ~JB4s%& 4.删除表格记录警告
GmZ2a-M
private void DataGrid_ItemCreated(Object sender,DataGridItemEventArgs e)
o97*3W] {
_xM3c&VeG switch(e.Item.ItemType)
#KDN {
Vg7BK% case ListItemType.Item :
1~S''[ case ListItemType.AlternatingItem :
58]t iP" case ListItemType.EditItem:
Mr@{3do$ TableCell myTableCell;
Er|j\(jM myTableCell = e.Item.Cells[14];
eY_BECJ+OO LinkButton myDeleteButton ;
,<;.'r
myDeleteButton = (LinkButton)myTableCell.Controls[0];
ew,g'$drD myDeleteButton.Attributes.Add("onclick","return confirm(’您是否确定要删除这条信息’);");
dZAb': break;
Efu/v< default:
PUC:Pl77 break;
uExYgI`<%& }
=g)SZK F ZN}T{< }
|al'_s}I W\O.[7JP 5.点击表格行链接另一页
6G:7r [ private void grdCustomer_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
o:@A% *jg {
JR|P]} //点击表格打开
=j8g6# 'u if (e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
,9W!cD+0 e.Item.Attributes.Add("onclick","window.open(’Default.aspx?id=" + e.Item.Cells[0].Text + "’);");
*-@@t+3 }
9)'wgI# V# JuNJ 双击表格连接到另一页
2Iq*7n:v0 }KV)F,` 在itemDataBind事件中
lht :%Ts$ if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
,DCrhk {
VKy3tW/_& string OrderItemID =e.item.cells[1].Text;
nu6v@<<F> ...
/re0"!0y e.item.Attributes.Add("ondblclick", "location.href=’../ShippedGrid.aspx?id=" + OrderItemID + "’");
^;;gPhhWV }
#ihHAiy3 1fV\84m^ 双击表格打开新一页
?IR+OCAA if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
":L d}~> {
2&:nHZ) string OrderItemID =e.item.cells[1].Text;
;z9U_ ...
e_llW(*l8^ e.item.Attributes.Add("ondblclick", "open(’../ShippedGrid.aspx?id=" + OrderItemID + "’)");
$3(E0\#O }
VpB+|%@p @Cl1G ★特别注意:【?id=】 处不能为 【?id =】
}nWW`:t kx 6.表格超连接列传递参数
.7n`]S/ <asp:HyperLinkColumn Target="_blank" headertext="ID号" DataTextField="id" NavigateUrl="aaa.aspx?id=’
Y%8[bL$
d <%# DataBinder.Eval(Container.DataItem, "数据字段1")%>’ & name=’<%# DataBinder.Eval(Container.DataItem, "数据字段2")%>’ />
JjHQn=3AJ @*JS[w$1 7.表格点击改变颜色
M1XzA
`* if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
zmU> {
XI5q>cd\Sz e.Item.Attributes.Add("onclick","this.style.backgroundColor=’#99cc00’;
ptTp63+ this.style.color=’buttontext’;this.style.cursor=’default’;");
\`YV)"y" ~ }
0vcFX)]yW kj!mgu#T 写在DataGrid的_ItemDataBound里
M;E$ ]Z9 if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
g y1i% {
Z|zT%8.8N e.Item.Attributes.Add("onmouseover","this.style.backgroundColor=’#99cc00’;
'dcO-A:> this.style.color=’buttontext’;this.style.cursor=’default’;");
3mXRLx=0> e.Item.Attributes.Add("onmouseout","this.style.backgroundColor=’’;this.style.color=’’;");
*vu }
Ve4@^Jy; O+o_{t\R r#WAS2.TP 8.关于日期格式
41\V;yib W.
p'T}2 日期格式设定
%s[
n2w DataFormatString="{0:yyyy-MM-dd}"
yUu+68Z6 X8(WsN 我觉得应该在itembound事件中
f=nVK4DuZ e.items.cell["你的列"].text=DateTime.Parse(e.items.cell["你的列"].text.ToString("yyyy-MM-dd"))
iFaC[(1@a TXK82qTdf 9.获取错误信息并到指定页面
9E]7Etfw "9!CsloWhz 不要使用Response.Redirect,而应该使用Server.Transfer
<k-hRs2d t}-rN5GO e.g
`r. // in global.asax
XnV$}T:?X protected void Application_Error(Object sender, EventArgs e) {
/S&8%fb if (Server.GetLastError() is HttpUnhandledException)
"\1QJ Server.Transfer("MyErrorPage.aspx");
+@5*_n\e` -WK //其余的非HttpUnhandledException异常交给ASP.NET自己处理就okay了 :)
6*=7ifS }
=CjN=FM XpibI3:< 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 Zc%XZ`"V Rz!! ;<ye8 10.清空Cookie
Z;nUS,?om Cookie.Expires=[DateTime];
P0XVR_TJf Response.Cookies("UserName").Expires = 0
oY0`igH g\foBK:GE 11.自定义异常处理
X"3Za[9j //自定义异常处理类
r&c31k]E using System;
6pY<,7t0 using System.Diagnostics;
rLOdQN Bwg\_:vq namespace MyAppException
Ba /^CS {
;gNoiAxW /// <summary>
C#4/~+ /// 从系统异常类ApplicationException继承的应用程序异常处理类。
MJ0UZxnl /// 自动将异常内容记录到Windows NT/2000的应用程序日志
*;yn_zg /// </summary>
cWNWgdk,`V public class AppException:System.ApplicationException
KHJk}]K {
2%(RB4+ public AppException()
26<Wg7/, {
6%RN- if (ApplicationConfiguration.EventLogEnabled)LogEvent("出现一个未知错误。");
J{bNx8.& }
1I -LGe[Q "[BDa}Il public AppException(string message)
mFXkrvOf, {
=FtJa3mHK LogEvent(message);
s/J/kKj*s }
N_Y*Z`Xb , %%}d9 public AppException(string message,Exception innerException)
9 ?~Y {
&33.mdBH LogEvent(message);
.&Ok53]b if (innerException != null)
8x9$6HO {
cXo^.u LogEvent(innerException.Message);
'fkaeFzOl }
ZT'Sw%U: }
@*rED6zH ^#A[cY2eM //日志记录类
';0NWFP using System;
_cW6H B^j using System.Configuration;
}475c{ using System.Diagnostics;
&`J?`l X using System.IO;
Udh!%QP%[w using System.Text;
wuQ>|\Zs using System.Threading;
]
336FgT =!cI@TI namespace MyEventLog
\"u3x.! {
f;"6I /// <summary>
J|BZ{T}d /// 事件日志记录类,提供事件日志记录支持
ttK`*Ng /// <remarks>
"<J%@ /// 定义了4个日志记录方法 (error, warning, info, trace)
7JNy;$]/ /// </remarks>
l6S6Y /// </summary>
23;e/Qr public class ApplicationLog
Dxwv\+7] {
Q$(0Nx< /// <summary>
pM i w9} /// 将错误信息记录到Win2000/NT事件日志中
QFfKEMN /// <param name="message">需要记录的文本信息</param>
l^IPN'O@ /// </summary>
C;jV{sb9c public static void WriteError(String message)
@-ma_0cZQ {
joN}N }U WriteLog(TraceLevel.Error, message);
I'[hvp }
WSY&\8 ^3-Wxn9& /// <summary>
7(<49bb.V /// 将警告信息记录到Win2000/NT事件日志中
_0rHxh7}q /// <param name="message">需要记录的文本信息</param>
hCLXL /// </summary>
#NVqS5 public static void WriteWarning(String message)
A!kNqJ2 {
x\Y%/C[Kc WriteLog(TraceLevel.Warning, message);
J\%<.S> }
')9%eBaeK Ohm>^N;
/// <summary>
4nhe *ip /// 将提示信息记录到Win2000/NT事件日志中
O^]I>A#d /// <param name="message">需要记录的文本信息</param>
id-VoHdK /// </summary>
sQA{[l!aj public static void WriteInfo(String message)
lK^Q#td:` {
sK:,c5^ WriteLog(TraceLevel.Info, message);
2.2Z'$W }
?;,Al`/^ /// <summary>
r<oI4px /// 将跟踪信息记录到Win2000/NT事件日志中
/s%I(iP4 /// <param name="message">需要记录的文本信息</param>
eh'mSf^=p /// </summary>
7[-jr;v public static void WriteTrace(String message)
g)'tr
' {
SPV'0* Z WriteLog(TraceLevel.Verbose, message);
&bJ98Nxl }
Yi[dS`,d KrkZv$u, /// <summary>
qD\%8l.]Z /// 格式化记录到事件日志的文本信息格式
<LW|m7 /// <param name="ex">需要格式化的异常对象</param>
x
0 /// <param name="catchInfo">异常信息标题字符串.</param>
F$ .j|C1a /// <retvalue>
b,a\`%m} /// <para>格式后的异常信息字符串,包括异常内容和跟踪堆栈.</para>
yj$S?B Ee /// </retvalue>
E|9LUPcb /// </summary>
e#^|NQ<'A public static String FormatException(Exception ex, String catchInfo)
l@*/1O)v {
FbM5Bqv StringBuilder strBuilder = new StringBuilder();
U30)r+& if (catchInfo != String.Empty)
l1cBY{3QD {
gE=~.P[ZX strBuilder.Append(catchInfo).Append("\r\n");
8"LaP3U }
ioi strBuilder.Append(ex.Message).Append("\r\n").Append(ex.StackTrace);
H>XbqIkL@ return strBuilder.ToString();
w=e,gNO }
i`]M2Q t=\V&, /// <summary>
;oFaDTX] /// 实际事件日志写入方法
UxicqkX /// <param name="level">要记录信息的级别(error,warning,info,trace).</param>
GP1>h.J /// <param name="messageText">要记录的文本.</param>
W,{`)NWg /// </summary>
rF0zGNH private static void WriteLog(TraceLevel level, String messageText)
QrA8KSLC {
%yw*!A1 try
|>3a9] {
Rg[e~## EventLogEntryType LogEntryType;
'fAD Dh} switch (level)
RO.(k!J . {
V2FE|+R%g case TraceLevel.Error:
NuO>zAu LogEntryType = EventLogEntryType.Error;
Ok`U*j break;
F[=m|MZb case TraceLevel.Warning:
2FVKgyV LogEntryType = EventLogEntryType.Warning;
k13/yiv break;
hYd8}BvA case TraceLevel.Info:
~$\j$/A8/ LogEntryType = EventLogEntryType.Information;
93WYZNpX break;
n&C9f9S case TraceLevel.Verbose:
>A,WXzAK}S LogEntryType = EventLogEntryType.SuccessAudit;
ABHZ)OM break;
pWx3l5)R default:
=hs@W)-O LogEntryType = EventLogEntryType.SuccessAudit;
?*s!&-KI break;
{H+?DMh }
>(*jbL]p (&*F`\ EventLog eventLog = new EventLog("Application", ApplicationConfiguration.EventLogMachineName, ApplicationConfiguration.EventLogSourceName );
'j3'n0o //写入事件日志
C95,!q eventLog.WriteEntry(messageText, LogEntryType);
H);'\]_'x Ksp;bfe }
O^x t catch {} //忽略任何异常
.-|O "H$ }
XP` kf]9 } //class ApplicationLog
Ur-^X(nL }
|@g1|OWd| lhI;K4# 12.Panel 横向滚动,纵向自动扩展
Kmnr}Lp9 <asp:panel style="overflow-x:scroll;overflow-y:auto;"></asp:panel>
8
KkpXaz F:@Ixk?E 13.回车转换成Tab
VxFy[rP <script language="javascript" for="document" event="onkeydown">
\Cs<'(= if(event.keyCode==13 && event.srcElement.type!=’button’ && event.srcElement.type!=’submit’ && event.srcElement.type!=’reset’ && event.srcElement.type!=’’&& event.srcElement.type!=’textarea’);
@iRVY|t/ event.keyCode=9;
% *G)*n </script>
i`SF<)M( 0/ Ht;( onkeydown="if(event.keyCode==13) event.keyCode=9"
;gMh]$|"
[dJ\|= 14.DataGrid超级连接列
7asq]Y}< DataNavigateUrlField="字段名" DataNavigateUrlFormatString="
http://xx/inc/delete.aspx?ID={0}"
:z\f.+MI O%&@WrFq 15.DataGrid行随鼠标变色
YzZF^q^I private void DGzf_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
+Y~+o-_ {
/(V=Um^0 if (e.Item.ItemType!=ListItemType.Header)
2 QmUg {
8[C6LG e.Item.Attributes.Add( "onmouseout","this.style.backgroundColor=\""+e.Item.Style["BACKGROUND-COLOR"]+"\"");
`"H?nf0 e.Item.Attributes.Add( "onmouseover","this.style.backgroundColor=\""+ "#EFF3F7"+"\"");
K|G$s }
* jK))|% }
JLu0;XVK 4iz&"~&1 16.模板列
%jxuH+L
<ASP:TEMPLATECOLUMN visible="False" sortexpression="demo" headertext="ID">
OD]J@m <ITEMTEMPLATE>
OkZ! ZS
h <ASP:LABEL text=’<%# DataBinder.Eval(Container.DataItem, "ArticleID")%>’ runat="server" width="80%" id="lblColumn" />
s.sy7%{ </ITEMTEMPLATE>
^eW.hNg </ASP:TEMPLATECOLUMN>
MI(i%$R-A Y/0O9}hf <ASP:TEMPLATECOLUMN headertext="选中">
{_Qxe1^g <HEADERSTYLE wrap="False" horizontalalign="Center"></HEADERSTYLE>
g8+,wSE <ITEMTEMPLATE>
h`]/3Ma*: <ASP:CHECKBOX id="chkExport" runat="server" />
2NknC>9(\ </ITEMTEMPLATE>
FA9e(Ha <EDITITEMTEMPLATE>
F?} *ovy <ASP:CHECKBOX id="chkExportON" runat="server" enabled="true" />
f hG2 </EDITITEMTEMPLATE>
WdqK/s<jM </ASP:TEMPLATECOLUMN>
s7o*|Xv z[%v_S 后台代码
j dhml%pAd protected void CheckAll_CheckedChanged(object sender, System.EventArgs e)
#L.}CzAz {
2w|u)ow) //改变列的选定,实现全选或全不选。
KN:dm!A CheckBox chkExport ;
P$/A! r if( CheckAll.Checked)
mzxvfXSF {
tgtoK|. foreach(DataGridItem oDataGridItem in MyDataGrid.Items)
|/^aLj^u {
4sBoD=e chkExport = (CheckBox)oDataGridItem.FindControl("chkExport");
o:DBOpS chkExport.Checked = true;
!7`=rT&