1. 打开新的窗口并传送参数: m,]9\0GUd
ZIh)D[n
传送参数: 10m|?
response.write("<script>window.open(’*.aspx?id="+this.DropDownList1.SelectIndex+"&id1="+...+"’)</script>") 2 1+[9
Q~' \oWz
接收参数: 2!b##`UjA7
string a = Request.QueryString("id"); `Nz`5}8.?
string b = Request.QueryString("id1"); .XkVdaX
4mX?PKvbn
2.为按钮添加对话框 I};*O6D`
Button1.Attributes.Add("onclick","return confirm(’确认?’)"); -2 8bJ,
button.attributes.add("onclick","if(confirm(’are you sure...?’)){return true;}else{return false;}") "d}ey=$h4
Co=Bq{GY
3.删除表格选定记录 u'DpZ
int intEmpID = (int)MyDataGrid.DataKeys[e.Item.ItemIndex]; 8=0I4\
string deleteCmd = "DELETE from Employee where emp_id = " + intEmpID.ToString() $2}%3{<j
EUV8H}d5
4.删除表格记录警告 &=:3/;c
private void DataGrid_ItemCreated(Object sender,DataGridItemEventArgs e) ZYt <O
{ gMPp'^g]_
switch(e.Item.ItemType) YZtd IG
{ M&Ln'BC
case ListItemType.Item : @^g~F&Ta
case ListItemType.AlternatingItem : H ="I=}
case ListItemType.EditItem: in K;n
TableCell myTableCell; X2:23j<
myTableCell = e.Item.Cells[14]; WlGT&m&2
LinkButton myDeleteButton ; d 79 2#Dc
myDeleteButton = (LinkButton)myTableCell.Controls[0]; C'Y2kb
myDeleteButton.Attributes.Add("onclick","return confirm(’您是否确定要删除这条信息’);"); <Kl$ek8
break; zE/\2F$
default: uq54+zC
break; ]0|A\bE\S
} 1_Av_X
t&EY$'c
} Nqz6_!
0bIgOLP
5.点击表格行链接另一页 Mk+G(4p
private void grdCustomer_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e) +#< Z/
{ M1*bT@6
//点击表格打开 H?xYS|
n
if (e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem) 9ZY,T]ym?
e.Item.Attributes.Add("onclick","window.open(’Default.aspx?id=" + e.Item.Cells[0].Text + "’);"); =]"I0G-s!
} 5nsoWqnE8
>&7^yXS
双击表格连接到另一页 ?`O^;f
S QGYH
在itemDataBind事件中 {I?)ODx7qC
if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem) HXZ,"S
{ O.xtY@'"
string OrderItemID =e.item.cells[1].Text; /Bh*MH
... ?k;htJcGv
e.item.Attributes.Add("ondblclick", "location.href=’../ShippedGrid.aspx?id=" + OrderItemID + "’"); &CN(PZv
} @_#\qGY
-R\dg S3
双击表格打开新一页 fz2}M:u
if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem) E\;%,19Ob
{ &%t&[Se_~
string OrderItemID =e.item.cells[1].Text; dB0
UZirb
... 1v,R<1)&
e.item.Attributes.Add("ondblclick", "open(’../ShippedGrid.aspx?id=" + OrderItemID + "’)"); be5N{lPT@;
} u3pFH(
%NC/zqPH~
★特别注意:【?id=】 处不能为 【?id =】 LGX+_"
6.表格超连接列传递参数 !7MRHI/0C
<asp:HyperLinkColumn Target="_blank" headertext="ID号" DataTextField="id" NavigateUrl="aaa.aspx?id=’ WBm)Q#1:
<%# DataBinder.Eval(Container.DataItem, "数据字段1")%>’ & name=’<%# DataBinder.Eval(Container.DataItem, "数据字段2")%>’ /> v+SdjFAY
(hQi {
7.表格点击改变颜色 Z|ZB6gP>h1
if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem) *yjnC
{ /4+(e I7
e.Item.Attributes.Add("onclick","this.style.backgroundColor=’#99cc00’; f:J-X~T_f
this.style.color=’buttontext’;this.style.cursor=’default’;"); #Q*V9kvU/H
} #h4FLF_w
]6A wd A
写在DataGrid的_ItemDataBound里 ZKpJc'h
if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem) ('Uj|m}9
{ t*)mX2R,
e.Item.Attributes.Add("onmouseover","this.style.backgroundColor=’#99cc00’; 257$ !
this.style.color=’buttontext’;this.style.cursor=’default’;"); 7\R"RH-
e.Item.Attributes.Add("onmouseout","this.style.backgroundColor=’’;this.style.color=’’;"); .q[}e);)
} V{A`?Jl6{
Qf}.= (
8Gnf_lkI
8.关于日期格式
uKvdL
"
X;l/D},.
日期格式设定 kLU-4W5t
DataFormatString="{0:yyyy-MM-dd}" DrC"M*$!
['sNk[-C
我觉得应该在itembound事件中 N0vECk
e.items.cell["你的列"].text=DateTime.Parse(e.items.cell["你的列"].text.ToString("yyyy-MM-dd")) 9|v%bO
)c'E9ZuZ>d
9.获取错误信息并到指定页面 m]8*k=v
W\;|mEEu
不要使用Response.Redirect,而应该使用Server.Transfer ACZK]~Y'N*
VY+P c/b
e.g yO!M$aOn/
// in global.asax J|%bRLX@>
protected void Application_Error(Object sender, EventArgs e) { '\xE56v)F
if (Server.GetLastError() is HttpUnhandledException) Ot:}Ncq^\O
Server.Transfer("MyErrorPage.aspx"); B.~]
7H5"(
; D/6e6
//其余的非HttpUnhandledException异常交给ASP.NET自己处理就okay了 :) dl6U]v=
} dt+r P%
hh*('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 h&}iH
i.`n^R;N
10.清空Cookie Z[ (d7
Cookie.Expires=[DateTime]; NVsaV;u
Response.Cookies("UserName").Expires = 0 ~T-uk
ar}-~~h 5
11.自定义异常处理 >8=lX`9f{
//自定义异常处理类 0.w7S6v|&
using System; UOl*wvy
using System.Diagnostics; n_9Ex&?e
72yJv=G
namespace MyAppException A~<!@`NjB
{ [(5.?
/// <summary> `&