1. 打开新的窗口并传送参数: \C$e+qb~{
B]tj0FB`-*
传送参数: UdrgUqq)
response.write("<script>window.open(’*.aspx?id="+this.DropDownList1.SelectIndex+"&id1="+...+"’)</script>") !(q@sw(
KyrZ&E.`
接收参数: A@>/PB6n
string a = Request.QueryString("id"); 9.(|ri
string b = Request.QueryString("id1"); ,+df=>$W
AM=,:k$
2.为按钮添加对话框 Y0g]-B
Button1.Attributes.Add("onclick","return confirm(’确认?’)"); oIO@#
button.attributes.add("onclick","if(confirm(’are you sure...?’)){return true;}else{return false;}") _OG9wi(Fpx
)yyH_Ax2
3.删除表格选定记录 02Vfg42
int intEmpID = (int)MyDataGrid.DataKeys[e.Item.ItemIndex]; R{c~jjd
string deleteCmd = "DELETE from Employee where emp_id = " + intEmpID.ToString() =l:V9u-I^
!@lx|=#
4.删除表格记录警告 bK6^<,~
private void DataGrid_ItemCreated(Object sender,DataGridItemEventArgs e) 6MM\nIU)/
{ vk
E]$4P[$
switch(e.Item.ItemType) [[c0g6
{ 0]5XTc3r
case ListItemType.Item : 'a0M.*f}G
case ListItemType.AlternatingItem : ifS#9N|8
case ListItemType.EditItem: %JDQ[%3qY
TableCell myTableCell; L|WrdT D;
myTableCell = e.Item.Cells[14]; =)Hu(;Yv
LinkButton myDeleteButton ; 9^DAlY,x.
myDeleteButton = (LinkButton)myTableCell.Controls[0]; w>*Jgc@A*
myDeleteButton.Attributes.Add("onclick","return confirm(’您是否确定要删除这条信息’);"); ?jz\[0)s
break; |kh{EUE
;
default: >N al\
break; HXT"&c|
} )w4U]inJ$"
HlX~a:.7
} ?ja%*0
R
LT$t%V0?.e
5.点击表格行链接另一页 E] g
Lwg9K
private void grdCustomer_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e) BDf M4
{ H<!q@E
;
//点击表格打开 ,ASNa^7/>
if (e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem) 564L.^$@|
e.Item.Attributes.Add("onclick","window.open(’Default.aspx?id=" + e.Item.Cells[0].Text + "’);"); IT:WiMDQ}
} 1|8Bv0-b
445JOP
双击表格连接到另一页 M-].l3
aPlEM_escS
在itemDataBind事件中 uxn+.fA
if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem) mC@v,"
{ <xSh13<
string OrderItemID =e.item.cells[1].Text; &-FG}|*4M
... mlc8q s
e.item.Attributes.Add("ondblclick", "location.href=’../ShippedGrid.aspx?id=" + OrderItemID + "’"); {HY3E}YJL
} <ot`0
[*O>Lk
双击表格打开新一页 5|0/$ SWd*
if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem) 6p
}a!
{ ShL!7y*rT{
string OrderItemID =e.item.cells[1].Text; F(.`@OO
... oUsfO-dET^
e.item.Attributes.Add("ondblclick", "open(’../ShippedGrid.aspx?id=" + OrderItemID + "’)"); 7:F0?l*
} EGI$=Y
_R(ZvsOZ
★特别注意:【?id=】 处不能为 【?id =】 .lj5pmD
6.表格超连接列传递参数 :vIJ>6lIR
<asp:HyperLinkColumn Target="_blank" headertext="ID号" DataTextField="id" NavigateUrl="aaa.aspx?id=’ p4IyKry,
<%# DataBinder.Eval(Container.DataItem, "数据字段1")%>’ & name=’<%# DataBinder.Eval(Container.DataItem, "数据字段2")%>’ /> ?i_/f} .K
}Ifa5Lq)
7.表格点击改变颜色 p>pN?53S
if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem) '*XIp:
{ l?"^2in.
e.Item.Attributes.Add("onclick","this.style.backgroundColor=’#99cc00’; sg-^ oy*^
this.style.color=’buttontext’;this.style.cursor=’default’;"); /-!Fr:Ox>
} O)V;na
&8f/ 6dq
写在DataGrid的_ItemDataBound里 ~Y
f8,m
if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem) *=B<S/0
{ e.L&A|
e.Item.Attributes.Add("onmouseover","this.style.backgroundColor=’#99cc00’; 4Ia'Yr
this.style.color=’buttontext’;this.style.cursor=’default’;"); ,<+:xl
e.Item.Attributes.Add("onmouseout","this.style.backgroundColor=’’;this.style.color=’’;"); }l+_KA
} |LJv*
@TW:6v`
v&G9HiH
8.关于日期格式 clyp0`,7
,7cw%mQA
日期格式设定 Zs t)S(
DataFormatString="{0:yyyy-MM-dd}" l'[;q '
cQLPgE0
我觉得应该在itembound事件中 ~pp<
T
e.items.cell["你的列"].text=DateTime.Parse(e.items.cell["你的列"].text.ToString("yyyy-MM-dd")) q&[G^9
i[LnU#+
9.获取错误信息并到指定页面 ~M*
UMF^
yuC$S&Y>!
不要使用Response.Redirect,而应该使用Server.Transfer 6d8)]
=e
1Q>~
e.g N/WtQSl
// in global.asax }@6yROy.
protected void Application_Error(Object sender, EventArgs e) { j<)$ [v6
if (Server.GetLastError() is HttpUnhandledException) !nL94:8U
Server.Transfer("MyErrorPage.aspx"); ?uc]Wgw"s
NG3:=
//其余的非HttpUnhandledException异常交给ASP.NET自己处理就okay了 :) >A]l|#Rz
} Uu+ibVM$
a!6r&<s=E
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 SJ22
cM9>V2:P
10.清空Cookie <,p$eQ)T%
Cookie.Expires=[DateTime]; #O~pf[[L
Response.Cookies("UserName").Expires = 0 KXx;~HtO
gktlwiCZ
11.自定义异常处理 X ]&`"Z]
//自定义异常处理类 82r{V:NCK)
using System; !7~4`D
c6U
using System.Diagnostics; %.Btf3y~
o$->|k
namespace MyAppException 8zRw\]?
{ 8?m=Vw<kIZ
/// <summary> ubZuvWZ
/// 从系统异常类ApplicationException继承的应用程序异常处理类。 65@GXn[W_
/// 自动将异常内容记录到Windows NT/2000的应用程序日志 >Giw\|:f(
/// </summary> jxW/"Q
public class AppException:System.ApplicationException )IK%Dg(v
{ m,hqq%qz
public AppException() (W"0c?i|]
{ ~7j-OWz9
if (ApplicationConfiguration.EventLogEnabled)LogEvent("出现一个未知错误。"); o6 NmDv5
} N1g;e?T':
%vf;qVoA~
public AppException(string message) hiVDN"$$
{ hx%UZ <a
LogEvent(message); M7Z&t'=
} (?uK
aH%tD!%,o
public AppException(string message,Exception innerException) .AX%6+o
{ 8KP
LogEvent(message); uCW}q.@4
if (innerException != null) 0V8G9Gj
{ Q$'\_zV
LogEvent(innerException.Message); ?vD<_5K;I
} JSh'iYJ.
} *S<I!7Q
>~_>.R+{
//日志记录类 { ~{D(k
using System; V^D1:9i
using System.Configuration; xPT$d,~"
using System.Diagnostics; n|=yw6aV'
using System.IO; b!SIs*
using System.Text; V^.Z&7+E`_
using System.Threading; 2&s(:=
j _E(h.
namespace MyEventLog |C+
5
{ Z^mIGy}
/// <summary> )i39'0a
/// 事件日志记录类,提供事件日志记录支持 Lrx"Hn{
/// <remarks> RM2feWm
/// 定义了4个日志记录方法 (error, warning, info, trace) 3!*`hQ;s
/// </remarks> \sVzBHy d
/// </summary> EG=U](8T
public class ApplicationLog },5LrX`L
{ {![E)~
/// <summary> [daR)C
/// 将错误信息记录到Win2000/NT事件日志中 LWM& k#i
/// <param name="message">需要记录的文本信息</param> 86&r;c:
/// </summary>
`i!-@WN"
public static void WriteError(String message) Q3)[
*61e
{ E9 #o0Di
WriteLog(TraceLevel.Error, message); 1U~'8=-
} hoPh#? G
.b*-GWx
/// <summary> JKXIxw>q
/// 将警告信息记录到Win2000/NT事件日志中 L(`q3>iC4.
/// <param name="message">需要记录的文本信息</param> ~fgS"F^7n
/// </summary> K}S=f\Q]
public static void WriteWarning(String message) ?
zic1i
{ y(K:,CI
WriteLog(TraceLevel.Warning, message); b$Bq#vdg:
} <C*%N;F5R
}2?-kj7
/// <summary> Si#XF[/
/// 将提示信息记录到Win2000/NT事件日志中 _{i-.;K
/// <param name="message">需要记录的文本信息</param> -cXVkH{
/// </summary> ,n5 [Y)
public static void WriteInfo(String message) Zr\G=0`
{ 1-4*YrA
WriteLog(TraceLevel.Info, message); 9Cb>J
} Me,AE^pgL'
/// <summary> /8(t:
/// 将跟踪信息记录到Win2000/NT事件日志中 IP1{gMG
/// <param name="message">需要记录的文本信息</param> Ce3
/// </summary> uUG &At
public static void WriteTrace(String message) V SH64
{ FRE${~Xd
WriteLog(TraceLevel.Verbose, message); ?=Z0N&}[
} H&ZsMML/%
'&xRb*
/// <summary> ZcN%F)htm
/// 格式化记录到事件日志的文本信息格式 O
>&,h^
/// <param name="ex">需要格式化的异常对象</param> WgV[,(
/// <param name="catchInfo">异常信息标题字符串.</param> $J:~jY/J
/// <retvalue> w\.z-6G
/// <para>格式后的异常信息字符串,包括异常内容和跟踪堆栈.</para> <J1$s_^`
/// </retvalue> /0F
<GBQ"v
/// </summary> vi.q]$ohbV
public static String FormatException(Exception ex, String catchInfo) b(g?X
(&
{ OEN'c0;5
StringBuilder strBuilder = new StringBuilder(); Zf`ddT
if (catchInfo != String.Empty) j~9,Ct
{ 0.t1p(x;
strBuilder.Append(catchInfo).Append("\r\n"); W&