1. 打开新的窗口并传送参数: ]!jfrj
udc9KuR@
传送参数: Gj[5ew?@
response.write("<script>window.open(’*.aspx?id="+this.DropDownList1.SelectIndex+"&id1="+...+"’)</script>") 79h'sp6;
HJlxpX$_
接收参数: mDuS-2G=D
string a = Request.QueryString("id"); 7>AMzNj
string b = Request.QueryString("id1"); u?'J1\z
lW4 6S
2.为按钮添加对话框 }n"gX>e~
Button1.Attributes.Add("onclick","return confirm(’确认?’)"); l=#b7rBP
button.attributes.add("onclick","if(confirm(’are you sure...?’)){return true;}else{return false;}") >Dz8+y
+NeoGnj
3.删除表格选定记录 ?H_>?,^
int intEmpID = (int)MyDataGrid.DataKeys[e.Item.ItemIndex]; o/=61K8D
string deleteCmd = "DELETE from Employee where emp_id = " + intEmpID.ToString() d-8{}Q
f=7[GZoDn
4.删除表格记录警告 2|NQ5OA0
private void DataGrid_ItemCreated(Object sender,DataGridItemEventArgs e) /R>YDout}
{ ]a[2QQ+g
switch(e.Item.ItemType) UoSc<h|
{ u0qTP]
case ListItemType.Item : >Qg-dJt[
case ListItemType.AlternatingItem : x<.(fRv
case ListItemType.EditItem: Q"3gvIyc
TableCell myTableCell; jBd=!4n
myTableCell = e.Item.Cells[14]; DV)NY!
LinkButton myDeleteButton ; Q~KzcB<
myDeleteButton = (LinkButton)myTableCell.Controls[0]; i8f +woZL
myDeleteButton.Attributes.Add("onclick","return confirm(’您是否确定要删除这条信息’);"); IfY?P(P
break; d\8j!F^=
default: Rh)%;
break; b7gN|Hw5 H
} DUg[L
u EERNo&
} hb9HVj
u7 <VD
5.点击表格行链接另一页 D'^UZZlI^I
private void grdCustomer_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e) ]!s@FKC{;
{ Y*S(uqM
//点击表格打开 m4R:KjN*
if (e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem) UxnZA5Lk*
e.Item.Attributes.Add("onclick","window.open(’Default.aspx?id=" + e.Item.Cells[0].Text + "’);"); !]&+g'aC3
} +0:]KG!Zs.
DyRU$U
双击表格连接到另一页 =!($=9
^KQZ;[B
在itemDataBind事件中 C0&ZQvvy1:
if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem) z/pxZB~"
{ E.CG
string OrderItemID =e.item.cells[1].Text; WH.3
... {G=|fgz
e.item.Attributes.Add("ondblclick", "location.href=’../ShippedGrid.aspx?id=" + OrderItemID + "’"); t;t;+M|W
} Ubh)}G,Mg
@680.+Kw
双击表格打开新一页 &InFC5A
if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem) SYgkYR
{ nDz.61$[
string OrderItemID =e.item.cells[1].Text; QPB^%8
... -LlS9[r0
e.item.Attributes.Add("ondblclick", "open(’../ShippedGrid.aspx?id=" + OrderItemID + "’)"); H)X&5E
} <
WQ
~X<1D
/7WdG)'
★特别注意:【?id=】 处不能为 【?id =】 z#d*Odc
6.表格超连接列传递参数 id>2G
%Tx
<asp:HyperLinkColumn Target="_blank" headertext="ID号" DataTextField="id" NavigateUrl="aaa.aspx?id=’ 2xv[cpVi
<%# DataBinder.Eval(Container.DataItem, "数据字段1")%>’ & name=’<%# DataBinder.Eval(Container.DataItem, "数据字段2")%>’ /> ixB"6O
Z 3-=TN
7.表格点击改变颜色 )1!0'j99.
if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem) -CTLQyj)
{ (b7',:_U7
e.Item.Attributes.Add("onclick","this.style.backgroundColor=’#99cc00’; Po\d!
this.style.color=’buttontext’;this.style.cursor=’default’;"); R0-Y2v
} gOy{ RE
6xu%M&ht
写在DataGrid的_ItemDataBound里 :bXTV?#0
if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem) h7AO5"6
{ o8SP#ET"n
e.Item.Attributes.Add("onmouseover","this.style.backgroundColor=’#99cc00’; a >k9&
w
this.style.color=’buttontext’;this.style.cursor=’default’;"); kB=5=#s
e.Item.Attributes.Add("onmouseout","this.style.backgroundColor=’’;this.style.color=’’;"); Is9.A_0h
} olK*uD'`
<eZrb6a'
e1hf{:&/G@
8.关于日期格式 ^!x qOp!
&%T*sR
日期格式设定 /'^BHA|h
DataFormatString="{0:yyyy-MM-dd}" \\35}
9
k7M{+X6[
我觉得应该在itembound事件中 }6*JX\'q
e.items.cell["你的列"].text=DateTime.Parse(e.items.cell["你的列"].text.ToString("yyyy-MM-dd")) c)c_Qv
m/`L3@7Tt
9.获取错误信息并到指定页面 OK2\2&G
?F~0\T,7
不要使用Response.Redirect,而应该使用Server.Transfer -?Cu-'
&iT^IkA{
e.g zR?1iV.]
// in global.asax qJw\<7m
protected void Application_Error(Object sender, EventArgs e) {
n,{
if (Server.GetLastError() is HttpUnhandledException)
PmT<S,}L
Server.Transfer("MyErrorPage.aspx"); D3y4e8+Z'
_:JV-lM
//其余的非HttpUnhandledException异常交给ASP.NET自己处理就okay了 :) ~eUv.I/
} nWUau:%
}MtORqK
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 A@reIt
l>)+HoD
10.清空Cookie 4}]In/yA
Cookie.Expires=[DateTime]; ^$<:~qq!
Response.Cookies("UserName").Expires = 0 Gi&/`vm
WL3J>S_
11.自定义异常处理 m*v@L4t(1
//自定义异常处理类 N8X)/W
using System; ~xc0Ky?8
using System.Diagnostics; ZT+{8,
eYPIZ{S7h
namespace MyAppException @"m+9ZY
{ 5,R<9FjW
/// <summary> y/+y |.Xg
/// 从系统异常类ApplicationException继承的应用程序异常处理类。 8_3WCbe/
/// 自动将异常内容记录到Windows NT/2000的应用程序日志 EpENhC0
/// </summary> f1U:_V^d
public class AppException:System.ApplicationException Z-aB[hE
{ yaAg!mW
public AppException() #c-Jo[%G
{ KC54=Rf
if (ApplicationConfiguration.EventLogEnabled)LogEvent("出现一个未知错误。"); ;!EEzR.
} XOEf,"
aV'r
oxM
public AppException(string message) f^63<gqY
{ !{,
`h<
LogEvent(message); ?nya;Z-~Hc
} 56
raZC
dLs40 -R
public AppException(string message,Exception innerException) CI };$4W~
{ UFoxv)
LogEvent(message); eZ^-gk?
if (innerException != null) *75?%l
{ DWQ@]\
LogEvent(innerException.Message); ]"Qm25`Qz
} oL2 a:\7
} k}yUD 0Y
PafsO,i-
//日志记录类 fq"<=
using System; rz@;Zn
using System.Configuration; m:1f7Z>
using System.Diagnostics; )+nY-DB(
using System.IO; .Y"H{|]Mnh
using System.Text; ^Cs5A0xo#s
using System.Threading; smM*HDK
1~HR;cTv=
namespace MyEventLog f.4m6"1
{ Y#9dVUS
/// <summary> 39jnoT
/// 事件日志记录类,提供事件日志记录支持 bLrC_
/// <remarks> *U vh;d{
/// 定义了4个日志记录方法 (error, warning, info, trace) #7!P3j
/// </remarks> P&Vqr
/// </summary> |{ E\ 2U
public class ApplicationLog xE$(I<:
{ N/ 7Q(^
/// <summary> oxN~(H)/ #
/// 将错误信息记录到Win2000/NT事件日志中 `N8?F3>
/// <param name="message">需要记录的文本信息</param> pIKQx5;
/// </summary> %:bTOw[4r
public static void WriteError(String message) 4l0ON>W(
{ ^oNk}:>
WriteLog(TraceLevel.Error, message); fAHK<G4
} OR4ZjogzY
T\g%.
/// <summary> Y|bCbaF
/// 将警告信息记录到Win2000/NT事件日志中 tlo"tl_]
/// <param name="message">需要记录的文本信息</param> Og8:
/// </summary> !b<c*J?f
public static void WriteWarning(String message) 0)}bJ,5/
{ 4%#C _pE9
WriteLog(TraceLevel.Warning, message); 5Qb%g)jZ
} s'yA^
VPf
)L?JH?$C
/// <summary>
xviz{M9g
/// 将提示信息记录到Win2000/NT事件日志中 (;^VdiJ
/// <param name="message">需要记录的文本信息</param> w{$t:l)2,
/// </summary> V!=1 !"}OG
public static void WriteInfo(String message) @}&o(q1M0
{ #S+GI!
WriteLog(TraceLevel.Info, message); Q>y2C8rnJ/
} {9wBb`.n^
/// <summary> !QoOL<(){
/// 将跟踪信息记录到Win2000/NT事件日志中 I~lX53D
/// <param name="message">需要记录的文本信息</param> I13nmI\
/// </summary> 9)={p9FZY
public static void WriteTrace(String message) yw'b^D/
{ $_,?SXM
WriteLog(TraceLevel.Verbose, message); "T4Z#t
} 3RpDIl`0
fDo )~t*~
/// <summary> X5kIM\
/// 格式化记录到事件日志的文本信息格式 "qEHK;
/// <param name="ex">需要格式化的异常对象</param> e6{}hiM
/// <param name="catchInfo">异常信息标题字符串.</param> <'H^}gQow
/// <retvalue> U#v??Sl
/// <para>格式后的异常信息字符串,包括异常内容和跟踪堆栈.</para> LO8V*H(
/// </retvalue> +.UdEIR";M
/// </summary> 0tVZvXgTu
public static String FormatException(Exception ex, String catchInfo) vluA46c
{ n m4+$GW
StringBuilder strBuilder = new StringBuilder(); 56(S[
if (catchInfo != String.Empty) z38&