1. 打开新的窗口并传送参数: 'KU)]v
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传送参数: Jg2*$gL;_
response.write("<script>window.open(’*.aspx?id="+this.DropDownList1.SelectIndex+"&id1="+...+"’)</script>") p(8[n^~,i
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接收参数: +vSp+X1E
string a = Request.QueryString("id"); (%\tE
string b = Request.QueryString("id1"); ^h5h kIx0
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2.为按钮添加对话框 ,QZNH?Cp/
Button1.Attributes.Add("onclick","return confirm(’确认?’)"); 3m]8>1e1"
button.attributes.add("onclick","if(confirm(’are you sure...?’)){return true;}else{return false;}") <`P7^
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3.删除表格选定记录 l.Yq4qW
int intEmpID = (int)MyDataGrid.DataKeys[e.Item.ItemIndex]; @krh <T6|
string deleteCmd = "DELETE from Employee where emp_id = " + intEmpID.ToString() t91z<Y|
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4.删除表格记录警告 U~l.%mui
private void DataGrid_ItemCreated(Object sender,DataGridItemEventArgs e) SU$%nK )
{ Dx*tolF
switch(e.Item.ItemType) O,Sqh$6U
{ tT`{xM
case ListItemType.Item : _]"uq/UWp
case ListItemType.AlternatingItem : Mf_urbp]
case ListItemType.EditItem: 62Q`&n6
TableCell myTableCell; :vWixgLg
myTableCell = e.Item.Cells[14]; Y2&hf6BE
LinkButton myDeleteButton ; EA=EcUf'
myDeleteButton = (LinkButton)myTableCell.Controls[0]; 6EY W:o
myDeleteButton.Attributes.Add("onclick","return confirm(’您是否确定要删除这条信息’);"); '1NZSiv+C?
break; 9_&N0>OF
default: Y3M"a8 e'
break; 3zsjL=ta
} \*i[m&3;q
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} #_9Jam%M
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5.点击表格行链接另一页 NB)$l2<d
private void grdCustomer_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e) O[|prk,
{ *m.4)2u=
//点击表格打开 `ZELw=kLL
if (e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem) ^Sj*
e.Item.Attributes.Add("onclick","window.open(’Default.aspx?id=" + e.Item.Cells[0].Text + "’);"); YLkdT%
} Bm:N@wg
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双击表格连接到另一页 mJFFst,
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在itemDataBind事件中 9{Xh wi)z
if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem) VcpN
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{ 2y` :#e`x1
string OrderItemID =e.item.cells[1].Text; bG&vCH;}%
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e.item.Attributes.Add("ondblclick", "location.href=’../ShippedGrid.aspx?id=" + OrderItemID + "’"); biy[h3b
} 1 ,e`,
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双击表格打开新一页 NWt5)xl
if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem) )sBbmct_S
{ y>iot e~
string OrderItemID =e.item.cells[1].Text; =Xu(Js-
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e.item.Attributes.Add("ondblclick", "open(’../ShippedGrid.aspx?id=" + OrderItemID + "’)"); ;{S7bH'6m
} Q~>="Yiu
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★特别注意:【?id=】 处不能为 【?id =】 8B"my\
6.表格超连接列传递参数 03^?+[C
<asp:HyperLinkColumn Target="_blank" headertext="ID号" DataTextField="id" NavigateUrl="aaa.aspx?id=’ A;e0h)F$-
<%# DataBinder.Eval(Container.DataItem, "数据字段1")%>’ & name=’<%# DataBinder.Eval(Container.DataItem, "数据字段2")%>’ /> kp>AZVk
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{
7.表格点击改变颜色 <F#/wU^9
if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem) >7j(V`i"y
{ [(eO_I5ep
e.Item.Attributes.Add("onclick","this.style.backgroundColor=’#99cc00’; lgei<\6~n5
this.style.color=’buttontext’;this.style.cursor=’default’;"); BzyzOtBp3L
}
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写在DataGrid的_ItemDataBound里 m~U2L
if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem) I$vM )+v=
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e.Item.Attributes.Add("onmouseover","this.style.backgroundColor=’#99cc00’; &bw
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this.style.color=’buttontext’;this.style.cursor=’default’;"); (25v7Y]
e.Item.Attributes.Add("onmouseout","this.style.backgroundColor=’’;this.style.color=’’;"); o^b4l'&o
} /m+q!yi &
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8.关于日期格式 5p5S_%R$e
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日期格式设定 Xh*p\ $
DataFormatString="{0:yyyy-MM-dd}" Kl)PF),
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我觉得应该在itembound事件中 hp6%zUR
e.items.cell["你的列"].text=DateTime.Parse(e.items.cell["你的列"].text.ToString("yyyy-MM-dd")) i[x;k;m2q
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9.获取错误信息并到指定页面 +w'{I`QIL0
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不要使用Response.Redirect,而应该使用Server.Transfer ngC|BLT%h
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// in global.asax 3[E)/~-
protected void Application_Error(Object sender, EventArgs e) { Z-BPC|e
if (Server.GetLastError() is HttpUnhandledException) p"XQJUuD
Server.Transfer("MyErrorPage.aspx"); #H1ng<QV
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//其余的非HttpUnhandledException异常交给ASP.NET自己处理就okay了 :) 5
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} !Qd4Y=
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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 !b+/zXp3I
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10.清空Cookie |Skxa\MI
Cookie.Expires=[DateTime]; zXH CP.Rmg
Response.Cookies("UserName").Expires = 0 u4kg#+H
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11.自定义异常处理 ou[_ y
//自定义异常处理类 X(;,-7Jw
using System; +R_w- NI
using System.Diagnostics; 5YG?m{hyn_
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namespace MyAppException 7TC=$y ,
{ fem>WPvG
/// <summary> 3Hli^9&OX_
/// 从系统异常类ApplicationException继承的应用程序异常处理类。 K8l|qe
/// 自动将异常内容记录到Windows NT/2000的应用程序日志 ,\FJVS;NeJ
/// </summary> =N9a!ii|
public class AppException:System.ApplicationException 27t23@{YL
{ x@I(G "
public AppException() P*#H]Pv
{ }cL9`a9j
if (ApplicationConfiguration.EventLogEnabled)LogEvent("出现一个未知错误。"); P"<