1. 打开新的窗口并传送参数:
7q*L-Xe]k (SV(L~T_ 传送参数:
*r Y6 response.write("<script>window.open(’*.aspx?id="+this.DropDownList1.SelectIndex+"&id1="+...+"’)</script>")
/NCEZ@2BN, j?D=Ij"o 接收参数:
[$)C(1zY string a = Request.QueryString("id");
[@Y<:6 string b = Request.QueryString("id1");
deSrs:. 9E^IEwq' 2.为按钮添加对话框
`f`\j
-Lu Button1.Attributes.Add("onclick","return confirm(’确认?’)");
`An`"$z button.attributes.add("onclick","if(confirm(’are you sure...?’)){return true;}else{return false;}")
8FyJo.vr( %m]9"; 3.删除表格选定记录
} 5i0R int intEmpID = (int)MyDataGrid.DataKeys[e.Item.ItemIndex];
y#8|
@? string deleteCmd = "DELETE from Employee where emp_id = " + intEmpID.ToString()
^OKCvdS Szrr`.'] 4.删除表格记录警告
8MgoAX,p private void DataGrid_ItemCreated(Object sender,DataGridItemEventArgs e)
)tGeQXVhbJ {
U2z1HIs switch(e.Item.ItemType)
!0:uM)_k {
tL(B gku9 case ListItemType.Item :
Z- ;<R$ case ListItemType.AlternatingItem :
Jr
m<ut case ListItemType.EditItem:
AVyO5>w TableCell myTableCell;
v;"[1w} myTableCell = e.Item.Cells[14];
vt}+d
StUm LinkButton myDeleteButton ;
8qL*Nf myDeleteButton = (LinkButton)myTableCell.Controls[0];
dABmK; myDeleteButton.Attributes.Add("onclick","return confirm(’您是否确定要删除这条信息’);");
sh(G{Yz@ break;
#?.Yc%5B default:
yS0YWqv]6@ break;
@O9.~6 }
laN:H mR8 7UvfXzDNC }
PeGL
Rbx34 )K.~A&y@ 5.点击表格行链接另一页
@.ebQR-:H private void grdCustomer_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
v'0A$`w` {
Ovh
//点击表格打开
z?`&HU Nf if (e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
>oi`%V e.Item.Attributes.Add("onclick","window.open(’Default.aspx?id=" + e.Item.Cells[0].Text + "’);");
\G}EI|Wo }
V.5gxr3QqW d{2+>
>d 双击表格连接到另一页
1P(rgn:8e rLO1Sv 在itemDataBind事件中
wjW>#DE if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
so}(*E&(a {
6j{9\
R string OrderItemID =e.item.cells[1].Text;
pMM,ox" ...
f$$l,wo e.item.Attributes.Add("ondblclick", "location.href=’../ShippedGrid.aspx?id=" + OrderItemID + "’");
$}&Y$w>S }
]2\|<. _]8FCO 双击表格打开新一页
j#d=V@=a if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
{_QXx {
Gqq%q!k&1 string OrderItemID =e.item.cells[1].Text;
aOWW..| ...
j|"#S4IX)F e.item.Attributes.Add("ondblclick", "open(’../ShippedGrid.aspx?id=" + OrderItemID + "’)");
~ *RG|4# }
j*@^O`^v -L@4da[]i ★特别注意:【?id=】 处不能为 【?id =】
Xdj` $/RI 6.表格超连接列传递参数
>2tQ')%DJ <asp:HyperLinkColumn Target="_blank" headertext="ID号" DataTextField="id" NavigateUrl="aaa.aspx?id=’
'"&M4.J{ <%# DataBinder.Eval(Container.DataItem, "数据字段1")%>’ & name=’<%# DataBinder.Eval(Container.DataItem, "数据字段2")%>’ />
q eLfO x!GHUz*:uz 7.表格点击改变颜色
(hej
3;W if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
r'xZF~}k"~ {
QPf*!E e.Item.Attributes.Add("onclick","this.style.backgroundColor=’#99cc00’;
<?'d\B this.style.color=’buttontext’;this.style.cursor=’default’;");
O?e38(
}
%LeG.~? $,$bZV 写在DataGrid的_ItemDataBound里
K|nh`r if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem)
=TKu2 {
yq+'O&+
e.Item.Attributes.Add("onmouseover","this.style.backgroundColor=’#99cc00’;
GJN"43 this.style.color=’buttontext’;this.style.cursor=’default’;");
0zfh:O e.Item.Attributes.Add("onmouseout","this.style.backgroundColor=’’;this.style.color=’’;");
ek!x:G$' }
N9hs<b+N_ 7l}P!xa& P6'Oe|+' 8.关于日期格式
0o~? ]C KDr?<"2L 日期格式设定
9TRS#iVL+* DataFormatString="{0:yyyy-MM-dd}"
%suSZw` 6L[ Yn?; 我觉得应该在itembound事件中
u;p.:{' e.items.cell["你的列"].text=DateTime.Parse(e.items.cell["你的列"].text.ToString("yyyy-MM-dd"))
o))z8n?b m
"' 9.获取错误信息并到指定页面
/H.w0fu&.S 94 58.!3 不要使用Response.Redirect,而应该使用Server.Transfer
%+gYZv- =Hplg>h) e.g
AsJN~<0h // in global.asax
I3`WY-uv protected void Application_Error(Object sender, EventArgs e) {
5%,5Xe4p if (Server.GetLastError() is HttpUnhandledException)
E~vM$$O$ Server.Transfer("MyErrorPage.aspx");
tY~gn|M .vsrZ_y? //其余的非HttpUnhandledException异常交给ASP.NET自己处理就okay了 :)
<[mT*
}
_'DT)%K iJ n< 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
x"xl3dRu ?'ID7mL 10.清空Cookie
!5I;3EN Cookie.Expires=[DateTime];
EH{m~x[Ei Response.Cookies("UserName").Expires = 0
~L\KMB/9e= j"6r]nc& 11.自定义异常处理
q6DuLFatc* //自定义异常处理类
&Omo\Oq&W> using System;
V4I5PPz~ using System.Diagnostics;
02B *cz_K 50r3Kl0 namespace MyAppException
vN#?>aL {
0#1hkJ" /// <summary>
M )4-eo /// 从系统异常类ApplicationException继承的应用程序异常处理类。
Fy:CG6@X /// 自动将异常内容记录到Windows NT/2000的应用程序日志
|a9d]^ /// </summary>
QOXG:?v\ public class AppException:System.ApplicationException
+KV?W+g)` {
NG3!09eY public AppException()
}e$^v*16 {
XY %er if (ApplicationConfiguration.EventLogEnabled)LogEvent("出现一个未知错误。");
.Z%y16)T }
eC`} oEz |f5WN&c public AppException(string message)
OsI>gX> {
l;{n"F LogEvent(message);
%N5gQXg }
)CgKZ" @BQJKPF* public AppException(string message,Exception innerException)
x\(@v {
iF]G$@rbU LogEvent(message);
>YG1sMV-J if (innerException != null)
;75m 9yGo {
c;siMWw; LogEvent(innerException.Message);
L#U-dzy\ }
UuXq+HYR }
+/xmxh$ $ co!o+jP //日志记录类
s<3cvF< using System;
f</'=k using System.Configuration;
]q!,onJ using System.Diagnostics;
>s0A.7,5 using System.IO;
+xoh=m using System.Text;
bO 8 >w9MF using System.Threading;
O^|:q D{'>G@nLQ namespace MyEventLog
eCejO59F9 {
iCd$gwA>F /// <summary>
^a+W! /// 事件日志记录类,提供事件日志记录支持
MnToL@ /// <remarks>
r?cDyQE /// 定义了4个日志记录方法 (error, warning, info, trace)
_0HCtx ; /// </remarks>
R1'tW= /// </summary>
scr`] tD public class ApplicationLog
pXn(#n< {
%[3?vX /// <summary>
NsbC0xLd /// 将错误信息记录到Win2000/NT事件日志中
2ed4xhV /// <param name="message">需要记录的文本信息</param>
T''PzY!Qf /// </summary>
tE|W8=be/ public static void WriteError(String message)
dKk\"6 o
{
72Zp%a= WriteLog(TraceLevel.Error, message);
VtM:~|v }
)|52B;yZx 87&BF)] /// <summary>
YdgDMd-1 /// 将警告信息记录到Win2000/NT事件日志中
W=QT-4 /// <param name="message">需要记录的文本信息</param>
vP k\b 3E /// </summary>
{T;A50 public static void WriteWarning(String message)
[\i0@ {
|76G#K~<X WriteLog(TraceLevel.Warning, message);
6f=,$:S$ }
%K9pnq/T^ .kbo]P /// <summary>
<]:X /// 将提示信息记录到Win2000/NT事件日志中
,[gu7z^| /// <param name="message">需要记录的文本信息</param>
Z"ce1cB /// </summary>
Cd Bsd public static void WriteInfo(String message)
p~v
rr 5 {
^)i5.o\ WriteLog(TraceLevel.Info, message);
A=N &(k }
He&7(mQ0^ /// <summary>
WA'4y\ N /// 将跟踪信息记录到Win2000/NT事件日志中
UQX. /// <param name="message">需要记录的文本信息</param>
;dC>$_P? /// </summary>
<H; z4 public static void WriteTrace(String message)
b\{34z, {
mBAI";L3 WriteLog(TraceLevel.Verbose, message);
.~3s~y*s }
,Z3 (`ftC ; JpsRf! /// <summary>
dSdP]50M /// 格式化记录到事件日志的文本信息格式
dWR-}> /// <param name="ex">需要格式化的异常对象</param>
a,$v; s/ /// <param name="catchInfo">异常信息标题字符串.</param>
NE~R&ym9 /// <retvalue>
^-wdIu~p? /// <para>格式后的异常信息字符串,包括异常内容和跟踪堆栈.</para>
#1,"^k^ /// </retvalue>
0c-.h /// </summary>
A'zXbp:% public static String FormatException(Exception ex, String catchInfo)
/
5\gP//9K {
7O.?I#
76 StringBuilder strBuilder = new StringBuilder();
t[r<&1[& if (catchInfo != String.Empty)
P0mY/bBU {
`/e
EdqT strBuilder.Append(catchInfo).Append("\r\n");
c6 f=r }
^i"~6QYE strBuilder.Append(ex.Message).Append("\r\n").Append(ex.StackTrace);
tfAO#h tq return strBuilder.ToString();
LMGo8%2I }
Q<c{$o <2.87: /// <summary>
DqH?:`G /// 实际事件日志写入方法
c>$PLO^ /// <param name="level">要记录信息的级别(error,warning,info,trace).</param>
%&Fsk]T%: /// <param name="messageText">要记录的文本.</param>
-J6G=+s/ /// </summary>
K|Cb6'' private static void WriteLog(TraceLevel level, String messageText)
`SfBT1#5G {
;h"St0
try
Hxr)`i46 {
Z[Z3x6
6 EventLogEntryType LogEntryType;
q,Nhfo( switch (level)
0[
BPmO6 {
t@#l0lu$ case TraceLevel.Error:
gs:V4$(p4 LogEntryType = EventLogEntryType.Error;
=xs"<Q*w> break;
RE<s$B$[ case TraceLevel.Warning:
:>q*#vlb LogEntryType = EventLogEntryType.Warning;
S|K#lL break;
2{Johqf case TraceLevel.Info:
*+UgrsRk LogEntryType = EventLogEntryType.Information;
E2nsBP=5C break;
rlpbLOG` case TraceLevel.Verbose:
\/8oua_) LogEntryType = EventLogEntryType.SuccessAudit;
nOQvBc break;
m>:zwz< ; default:
SDbR(oV LogEntryType = EventLogEntryType.SuccessAudit;
o,q47W=7$ break;
yQ03&{# }
o0)k5P~<~ Lu.C+zgQ EventLog eventLog = new EventLog("Application", ApplicationConfiguration.EventLogMachineName, ApplicationConfiguration.EventLogSourceName );
@ L=dcO{r //写入事件日志
K2o\+t eventLog.WriteEntry(messageText, LogEntryType);
US'rhSV /QW-#K|S& }
xX:N- catch {} //忽略任何异常
q}+Fm?B }
=jWjUkm2 } //class ApplicationLog
nYb{?{_ca8 }
dRGgiQO EpCT !e 12.Panel 横向滚动,纵向自动扩展
+t
JEG: <asp:panel style="overflow-x:scroll;overflow-y:auto;"></asp:panel>
/@O$jlX5I -tH ^Deo 13.回车转换成Tab
GF/!@N <script language="javascript" for="document" event="onkeydown">
Vb++K0CK if(event.keyCode==13 && event.srcElement.type!=’button’ && event.srcElement.type!=’submit’ && event.srcElement.type!=’reset’ && event.srcElement.type!=’’&& event.srcElement.type!=’textarea’);
+FBUB event.keyCode=9;
5*hA6Ex7 </script>
(/[wM>q:r 1"fbQ^4` onkeydown="if(event.keyCode==13) event.keyCode=9"
T!YfCw.HZ ; !9-I%e 14.DataGrid超级连接列
gLzQM3{X9 DataNavigateUrlField="字段名" DataNavigateUrlFormatString="
http://xx/inc/delete.aspx?ID={0}"
DQ`\HY "Nh}_jO 15.DataGrid行随鼠标变色
j&|>Aa${ private void DGzf_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
' 2:HBJ {
aWk1D. if (e.Item.ItemType!=ListItemType.Header)
JW2~
G!@ {
]w5j?h"b e.Item.Attributes.Add( "onmouseout","this.style.backgroundColor=\""+e.Item.Style["BACKGROUND-COLOR"]+"\"");
17ol %3 M e.Item.Attributes.Add( "onmouseover","this.style.backgroundColor=\""+ "#EFF3F7"+"\"");
HxnWM\ p }
sMDHg }
:$f9(f& nsjrzO79L8 16.模板列
2_C&p6VGj <ASP:TEMPLATECOLUMN visible="False" sortexpression="demo" headertext="ID">
A>B_~= <ITEMTEMPLATE>
\1f&D!F]b <ASP:LABEL text=’<%# DataBinder.Eval(Container.DataItem, "ArticleID")%>’ runat="server" width="80%" id="lblColumn" />
mGC! 7^_D` </ITEMTEMPLATE>
d+L!s7 </ASP:TEMPLATECOLUMN>
QT)5-Jy 1=Y pNXX <ASP:TEMPLATECOLUMN headertext="选中">
Z[%vO?, <HEADERSTYLE wrap="False" horizontalalign="Center"></HEADERSTYLE>
yk0#byW` <ITEMTEMPLATE>
SLjSNuOP <ASP:CHECKBOX id="chkExport" runat="server" />
py%_XL=w, </ITEMTEMPLATE>
slH3c:j\ <EDITITEMTEMPLATE>
]1dnp]r <ASP:CHECKBOX id="chkExportON" runat="server" enabled="true" />
@#1T-* </EDITITEMTEMPLATE>
=2&