1. 打开新的窗口并传送参数:
10&8-p1/mc 2?C)& 传送参数:
wYea\^co response.write("<script>window.open(’*.aspx?id="+this.DropDownList1.SelectIndex+"&id1="+...+"’)</script>")
LVyyO3e b%+Xy8a 接收参数:
a?1Wq string a = Request.QueryString("id");
KI.unP% string b = Request.QueryString("id1");
*. t^MP NEs:},)o 2.为按钮添加对话框
xT8?&Bx Button1.Attributes.Add("onclick","return confirm(’确认?’)");
iZmcI;?u button.attributes.add("onclick","if(confirm(’are you sure...?’)){return true;}else{return false;}")
=pNY
eR_[ UKGPtKE< 3.删除表格选定记录
*~`(RV int intEmpID = (int)MyDataGrid.DataKeys[e.Item.ItemIndex];
h[ ZN+M string deleteCmd = "DELETE from Employee where emp_id = " + intEmpID.ToString()
kJU2C=m@e2 jXJyc'm7 4.删除表格记录警告
6BlXLQ,8q private void DataGrid_ItemCreated(Object sender,DataGridItemEventArgs e)
JF]JOI6.e {
sOY:e/_F switch(e.Item.ItemType)
+@UV?"d {
42{~Lhxt case ListItemType.Item :
gYj'(jB case ListItemType.AlternatingItem :
(7Qo case ListItemType.EditItem:
hH.G#-JO TableCell myTableCell;
BtZ yn7a myTableCell = e.Item.Cells[14];
sW$XH1Uf# LinkButton myDeleteButton ;
0RfZEG) myDeleteButton = (LinkButton)myTableCell.Controls[0];
[g,}gyeS( myDeleteButton.Attributes.Add("onclick","return confirm(’您是否确定要删除这条信息’);");
\V:^h[ad break;
z:O8Ls^\T default:
pg.%Pdr<$ break;
]e3Ax(i) }
DG/Pb)%Y
okXl8&mi }
9WHddDA HW|IILFB 5.点击表格行链接另一页
[
~,AfY private void grdCustomer_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
kAx4fE[c {
\e_O4
//点击表格打开
M|-)GvR$J if (e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
N`i/mP e.Item.Attributes.Add("onclick","window.open(’Default.aspx?id=" + e.Item.Cells[0].Text + "’);");
fA-7VdR`R }
KoY F] pAEx#ck 双击表格连接到另一页
~[: 2I t^HRgY'NjM 在itemDataBind事件中
*j=%
# if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
GbyJ: {
Ac6=(B string OrderItemID =e.item.cells[1].Text;
%y@AA>x! ...
g0H[*"hj e.item.Attributes.Add("ondblclick", "location.href=’../ShippedGrid.aspx?id=" + OrderItemID + "’");
'qi}|I }
P>L +t`' <3iMRe 双击表格打开新一页
0(Ij%Wi, if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
)jj0^f1!j {
J,G
lIv.A string OrderItemID =e.item.cells[1].Text;
)0MB9RMk1 ...
\v{=gK e.item.Attributes.Add("ondblclick", "open(’../ShippedGrid.aspx?id=" + OrderItemID + "’)");
V~bD)?M }
X]=t> $e\M_hp*J ★特别注意:【?id=】 处不能为 【?id =】
`/g
UV 6.表格超连接列传递参数
[lAp62i5 <asp:HyperLinkColumn Target="_blank" headertext="ID号" DataTextField="id" NavigateUrl="aaa.aspx?id=’
wr4:Go` <%# DataBinder.Eval(Container.DataItem, "数据字段1")%>’ & name=’<%# DataBinder.Eval(Container.DataItem, "数据字段2")%>’ />
R+| h w; )[ ,A_3E 7.表格点击改变颜色
g0
[w-?f if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
;4a{$Lw~^9 {
zT/\Cj68 e.Item.Attributes.Add("onclick","this.style.backgroundColor=’#99cc00’;
Bq>m{ this.style.color=’buttontext’;this.style.cursor=’default’;");
e)ZUO_Q$ }
AGno6g BVm0{*-[| 写在DataGrid的_ItemDataBound里
DlT{` if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
2:R+tn(F {
*I'yH8Fcn e.Item.Attributes.Add("onmouseover","this.style.backgroundColor=’#99cc00’;
kT?J5u_o this.style.color=’buttontext’;this.style.cursor=’default’;");
h![#;>( e.Item.Attributes.Add("onmouseout","this.style.backgroundColor=’’;this.style.color=’’;");
Jwp7gYZ }
P2!C|SLK zX~MC?,W1 l,:F 8.关于日期格式
Q&&@v4L m*;ERK 日期格式设定
%SI'BJ DataFormatString="{0:yyyy-MM-dd}"
4YHY7J f)!Z~t & 我觉得应该在itembound事件中
Fi1@MG5$2 e.items.cell["你的列"].text=DateTime.Parse(e.items.cell["你的列"].text.ToString("yyyy-MM-dd"))
tDo"K3 b[yiq$K/ 9.获取错误信息并到指定页面
7rA;3?p) 8Y3I0S 不要使用Response.Redirect,而应该使用Server.Transfer
y]imZ4{/ }%z e.g
aT<q=DO // in global.asax
"ta x? protected void Application_Error(Object sender, EventArgs e) {
R3!t$5HG if (Server.GetLastError() is HttpUnhandledException)
jal-9NV)! Server.Transfer("MyErrorPage.aspx");
HThcn1u~^b J;%Xfx] //其余的非HttpUnhandledException异常交给ASP.NET自己处理就okay了 :)
_|]x2xb) }
m,S{p<-h .ByuN Redirect会导致post-back的产生从而丢失了错误信息,所以页面导向应该直接在服务器端执行,这样就可以在错误处理页面得到出错信息并进行相应的处理
2%>FR4a oE~RySX 10.清空Cookie
OTp]Xe/ Cookie.Expires=[DateTime];
\1`O_DF~o Response.Cookies("UserName").Expires = 0
j4b4!^fV AEuG v}# 11.自定义异常处理
Y~Ifj,\ //自定义异常处理类
IAEAhqp using System;
Ug`djIL using System.Diagnostics;
^&)|sP b2]Kx&! namespace MyAppException
bfO=;S]b! {
`kr?j:g /// <summary>
]{ kPrey /// 从系统异常类ApplicationException继承的应用程序异常处理类。
HqTjl4ai /// 自动将异常内容记录到Windows NT/2000的应用程序日志
P_dJZ((X /// </summary>
nd(S3rct& public class AppException:System.ApplicationException
.KC++\{HE {
@H<q"-J public AppException()
U3kyraj {
7rPF$ \# if (ApplicationConfiguration.EventLogEnabled)LogEvent("出现一个未知错误。");
8] ikygt" }
J=L5=G7( ?}7p"3j'z public AppException(string message)
-F92 -jBM4 {
66 Tpi![ LogEvent(message);
7?t6UPf }
gJhiGYx f X)#=c|5 public AppException(string message,Exception innerException)
Wvqhl
'J {
Hefg[$m LogEvent(message);
LF7SS;&~f if (innerException != null)
b[7]F {
hEk$d.!} LogEvent(innerException.Message);
ZN6Z~SL_i~ }
};g"GNy }
iI>A *,{,` Jo}eeJ;k //日志记录类
{e5= &A using System;
??T#QQ using System.Configuration;
ETLD$=iS using System.Diagnostics;
oRzi>rr using System.IO;
c|1&lYal; using System.Text;
|)81Lz using System.Threading;
{iLT/i% s{" 2L{,$ namespace MyEventLog
VD :/PL {
qCO/?kW /// <summary>
0;ji65 /// 事件日志记录类,提供事件日志记录支持
C-[1iW' /// <remarks>
tl].r|yl /// 定义了4个日志记录方法 (error, warning, info, trace)
g ci /// </remarks>
0^ibNiSP /// </summary>
'\GbmD^F public class ApplicationLog
v}x&?fU ` {
G9:l'\ /// <summary>
V>
bCKtf& /// 将错误信息记录到Win2000/NT事件日志中
j5ve2LiFV% /// <param name="message">需要记录的文本信息</param>
EIQ
p>|5 /// </summary>
-(#iIgmP public static void WriteError(String message)
Q&V;(L62! {
E!#WnSpnK WriteLog(TraceLevel.Error, message);
_y>~
yZx }
/=, nGk> "vslZ`RU /// <summary>
~nPtlrQa#* /// 将警告信息记录到Win2000/NT事件日志中
%#}Z y
/// <param name="message">需要记录的文本信息</param>
qv"$Bd:]r /// </summary>
o lxByzTh> public static void WriteWarning(String message)
O<\@~U {
j)GtEP<n# WriteLog(TraceLevel.Warning, message);
BSMwdr }
V_:&S2j :h V7>
rr /// <summary>
S@Hf
&hJ /// 将提示信息记录到Win2000/NT事件日志中
|W\(kb+ /// <param name="message">需要记录的文本信息</param>
`#gie$B{ /// </summary>
<o= 8FO public static void WriteInfo(String message)
veRm2LSP {
#=v~8 WriteLog(TraceLevel.Info, message);
9M9?%N:ra }
]cN1c} /// <summary>
~= -RK$= /// 将跟踪信息记录到Win2000/NT事件日志中
F3N6{ysK# /// <param name="message">需要记录的文本信息</param>
d:{O\ /// </summary>
e!r-+.i( public static void WriteTrace(String message)
AvHCO8h| {
+'@Dz9:> WriteLog(TraceLevel.Verbose, message);
^BL"wk }
2>H24F 5 BJmA2L /// <summary>
e,5C8Q`Z /// 格式化记录到事件日志的文本信息格式
/OJ`c`>Q: /// <param name="ex">需要格式化的异常对象</param>
O<e{ /// <param name="catchInfo">异常信息标题字符串.</param>
e*n@j /// <retvalue>
'Qo*y%{@5 /// <para>格式后的异常信息字符串,包括异常内容和跟踪堆栈.</para>
xp9pl[l /// </retvalue>
yH}s<@y;7 /// </summary>
LraWcO\or' public static String FormatException(Exception ex, String catchInfo)
0C*7K?/ {
EU/8=JA1 StringBuilder strBuilder = new StringBuilder();
kM@zyDn, if (catchInfo != String.Empty)
zA"`!}* {
i2^>vYCsl strBuilder.Append(catchInfo).Append("\r\n");
{vO9ptR; }
RAK-UN strBuilder.Append(ex.Message).Append("\r\n").Append(ex.StackTrace);
{
buy"X4 return strBuilder.ToString();
W 8!Qv8rf }
lu6(C $lut[o74 /// <summary>
n\.V qe /// 实际事件日志写入方法
LYg-
.~<I /// <param name="level">要记录信息的级别(error,warning,info,trace).</param>
HX{`VahE /// <param name="messageText">要记录的文本.</param>
w8D"CwS1Rx /// </summary>
XF_pN[} private static void WriteLog(TraceLevel level, String messageText)
lUiL\~Gq {
/[>sf[X\I9 try
T${Q.zHY[! {
N{~YJ$!8 EventLogEntryType LogEntryType;
BI}Cg{^km switch (level)
3 SGDy] {
HOh!Xcu case TraceLevel.Error:
CWP2{ LogEntryType = EventLogEntryType.Error;
I15{)o(8$ break;
u=_mvN case TraceLevel.Warning:
t@Nyr&|D LogEntryType = EventLogEntryType.Warning;
]}(H0?OQR break;
P}G+4Sk case TraceLevel.Info:
D{~fDRR LogEntryType = EventLogEntryType.Information;
U!Z,xx[] break;
A$xF$l case TraceLevel.Verbose:
(/*]?Ehd LogEntryType = EventLogEntryType.SuccessAudit;
lo!+f"7ym\ break;
dmN&+t default:
AjgF6[B LogEntryType = EventLogEntryType.SuccessAudit;
[=^3n#WW break;
R+,u^;\ }
KFkoS0M5| XNu^`Ha EventLog eventLog = new EventLog("Application", ApplicationConfiguration.EventLogMachineName, ApplicationConfiguration.EventLogSourceName );
:TC@tM~Oy //写入事件日志
NL0n009"c$ eventLog.WriteEntry(messageText, LogEntryType);
QS]1daMIK< 9lDhIqx0~ }
=+?7''{> catch {} //忽略任何异常
9v!1V,`j" }
g^ i&gNDx } //class ApplicationLog
g!z&~Z: }
1q1jZqno klR|6u]% 12.Panel 横向滚动,纵向自动扩展
fLm*1S|%\ <asp:panel style="overflow-x:scroll;overflow-y:auto;"></asp:panel>
|WdPE@P \`\ZTZni 13.回车转换成Tab
B i<Q=x'Z; <script language="javascript" for="document" event="onkeydown">
DXK}-4"\ if(event.keyCode==13 && event.srcElement.type!=’button’ && event.srcElement.type!=’submit’ && event.srcElement.type!=’reset’ && event.srcElement.type!=’’&& event.srcElement.type!=’textarea’);
JOim3(5?s event.keyCode=9;
A:9?ZI/X </script>
fn6J*[` }t1a*z onkeydown="if(event.keyCode==13) event.keyCode=9"
84 pFc;< =+MPFhvg! 14.DataGrid超级连接列
-n<pPau2 DataNavigateUrlField="字段名" DataNavigateUrlFormatString="
http://xx/inc/delete.aspx?ID={0}"
Y~E`9 3%;a)c;D 15.DataGrid行随鼠标变色
([LSsZ]sj private void DGzf_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
qXtC^n@x {
;K&o-y if (e.Item.ItemType!=ListItemType.Header)
WPG(@zD {
M*HnM( e.Item.Attributes.Add( "onmouseout","this.style.backgroundColor=\""+e.Item.Style["BACKGROUND-COLOR"]+"\"");
f\>M'{cV e.Item.Attributes.Add( "onmouseover","this.style.backgroundColor=\""+ "#EFF3F7"+"\"");
@Sbe^x }
*lw_=MXSK }
KX7>^Bt&k 6,9>g0y'NG 16.模板列
hJ#xB6 <ASP:TEMPLATECOLUMN visible="False" sortexpression="demo" headertext="ID">
D^3vr2 <ITEMTEMPLATE>
l9u!aD <ASP:LABEL text=’<%# DataBinder.Eval(Container.DataItem, "ArticleID")%>’ runat="server" width="80%" id="lblColumn" />
FA3~|Zg </ITEMTEMPLATE>
EJ:%}HhA </ASP:TEMPLATECOLUMN>
=j*$
|X3W
Eq\M;aDq <ASP:TEMPLATECOLUMN headertext="选中">
EeRX+BM, <HEADERSTYLE wrap="False" horizontalalign="Center"></HEADERSTYLE>
c[1oww <ITEMTEMPLATE>
BV upDGh3 <ASP:CHECKBOX id="chkExport" runat="server" />
!*. -`$x </ITEMTEMPLATE>
V2|aN<Sx< <EDITITEMTEMPLATE>
6s/&