1. 打开新的窗口并传送参数: YZ.?
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传送参数: M[1!#Q><!
response.write("<script>window.open(’*.aspx?id="+this.DropDownList1.SelectIndex+"&id1="+...+"’)</script>") Z!eW_""wp
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接收参数: a\]glw\;
string a = Request.QueryString("id"); At$[&%}
string b = Request.QueryString("id1"); I|eYeJ3
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2.为按钮添加对话框 E/5/5'gBJO
Button1.Attributes.Add("onclick","return confirm(’确认?’)"); zho$g9*
button.attributes.add("onclick","if(confirm(’are you sure...?’)){return true;}else{return false;}") ,)beK*Iw
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3.删除表格选定记录 J&w'0
int intEmpID = (int)MyDataGrid.DataKeys[e.Item.ItemIndex]; +`]AutNv
string deleteCmd = "DELETE from Employee where emp_id = " + intEmpID.ToString() #*|Gp_l+%
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4.删除表格记录警告 2}<_l 2
private void DataGrid_ItemCreated(Object sender,DataGridItemEventArgs e) kl+^0i
{ !=SBeq
switch(e.Item.ItemType) (_.0g}2
{ _GF{Duxh
case ListItemType.Item : i[V\RKH*F
case ListItemType.AlternatingItem : appWq}db
case ListItemType.EditItem: ^0T DaZDLp
TableCell myTableCell;
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myTableCell = e.Item.Cells[14];
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LinkButton myDeleteButton ; q!!gn1PT(T
myDeleteButton = (LinkButton)myTableCell.Controls[0]; DYej<T'?3
myDeleteButton.Attributes.Add("onclick","return confirm(’您是否确定要删除这条信息’);"); DGrk}
break; JC#M,j2
default: -RKqbfmi=
break; U_.9H
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} P g.j]
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} 6t!PHA
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5.点击表格行链接另一页 4mM?RGWv
private void grdCustomer_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e) t,,W{M|E(
{ 6U(MHxY
//点击表格打开 .sBwJZ
if (e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem) W^8MsdM
e.Item.Attributes.Add("onclick","window.open(’Default.aspx?id=" + e.Item.Cells[0].Text + "’);"); gT0N\oU"
} Zv|TvlyT"
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双击表格连接到另一页 =6H
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在itemDataBind事件中 <%ba
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if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem) Z#znA4;)
{ @F/yc
string OrderItemID =e.item.cells[1].Text; mK_2VZj&
... NDYm7X*et
e.item.Attributes.Add("ondblclick", "location.href=’../ShippedGrid.aspx?id=" + OrderItemID + "’"); \\iX9-aI<
} @0[#XA_>
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双击表格打开新一页 ;t\oM7J|
if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem) F`8B PWUY
{ ~`Rb"Zn
string OrderItemID =e.item.cells[1].Text; 8kYI ~
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e.item.Attributes.Add("ondblclick", "open(’../ShippedGrid.aspx?id=" + OrderItemID + "’)"); >HL$=J_K?
} ,
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★特别注意:【?id=】 处不能为 【?id =】 mO8E-D*3
6.表格超连接列传递参数 3!qp+i)?
<asp:HyperLinkColumn Target="_blank" headertext="ID号" DataTextField="id" NavigateUrl="aaa.aspx?id=’ sp8P[W1a
<%# DataBinder.Eval(Container.DataItem, "数据字段1")%>’ & name=’<%# DataBinder.Eval(Container.DataItem, "数据字段2")%>’ /> rF\L}& Sw
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7.表格点击改变颜色 9?38/2kX4
if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem) ^+k~{F,)
{ e754g(|>b
e.Item.Attributes.Add("onclick","this.style.backgroundColor=’#99cc00’; /#-zI#iK
this.style.color=’buttontext’;this.style.cursor=’default’;"); pz0Q@ n/X
} D&-cNxh
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写在DataGrid的_ItemDataBound里 eo&^~OVT
if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem) q. s'z}
{ IlfH
e.Item.Attributes.Add("onmouseover","this.style.backgroundColor=’#99cc00’; 9YEE.=]T
this.style.color=’buttontext’;this.style.cursor=’default’;"); Z3qr2/
e.Item.Attributes.Add("onmouseout","this.style.backgroundColor=’’;this.style.color=’’;");
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} cP2n,>:
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8.关于日期格式 kK%@cIXS3
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日期格式设定 q5#6PYIq
DataFormatString="{0:yyyy-MM-dd}" ,*m{Q
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我觉得应该在itembound事件中 5iZx
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e.items.cell["你的列"].text=DateTime.Parse(e.items.cell["你的列"].text.ToString("yyyy-MM-dd")) hn[lhC
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9.获取错误信息并到指定页面 _X)`S"EsJ
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不要使用Response.Redirect,而应该使用Server.Transfer .
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// in global.asax }P\ J?8
protected void Application_Error(Object sender, EventArgs e) { kHz?vVE/l
if (Server.GetLastError() is HttpUnhandledException) rk8Cea
Server.Transfer("MyErrorPage.aspx"); Dj9ecV`
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//其余的非HttpUnhandledException异常交给ASP.NET自己处理就okay了 :) E>isl"
} pv"QgH
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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 D $&6 8
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10.清空Cookie )~be<G( a
Cookie.Expires=[DateTime]; $Y?[[>u
Response.Cookies("UserName").Expires = 0 fM!@cph(8
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11.自定义异常处理 {xu~Dx
//自定义异常处理类 o7kQ&w
using System; #ja6nt8GC
using System.Diagnostics; &6&$vF65c
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namespace MyAppException OICH:(t_
{ MmH(dp+
/// <summary> 63HtZ=hO7
/// 从系统异常类ApplicationException继承的应用程序异常处理类。 r*f:%epB%
/// 自动将异常内容记录到Windows NT/2000的应用程序日志 [vn"r^P
/// </summary> WXFCe@
public class AppException:System.ApplicationException (Qd@Q,@(s
{ 4Ul*`/d
public AppException() -'rb+<v
{ hh8U/dVk*
if (ApplicationConfiguration.EventLogEnabled)LogEvent("出现一个未知错误。"); Q5 =
} F@<^
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public AppException(string message) }e-D&