1. 打开新的窗口并传送参数: YyD0g9{
$36.*s m
传送参数: P^m&oH5]EG
response.write("<script>window.open(’*.aspx?id="+this.DropDownList1.SelectIndex+"&id1="+...+"’)</script>") Gxh1wqLR
CdNb&Nyz
接收参数: e6I7N?j
string a = Request.QueryString("id"); o#=O5@>ai
string b = Request.QueryString("id1"); U~Rs?JmTdD
2$yNryd
2.为按钮添加对话框 LCemM; o
Button1.Attributes.Add("onclick","return confirm(’确认?’)"); L-Pq/x2r
button.attributes.add("onclick","if(confirm(’are you sure...?’)){return true;}else{return false;}") t'bhA20Z\
~>>^7oq
3.删除表格选定记录 7) Qq
int intEmpID = (int)MyDataGrid.DataKeys[e.Item.ItemIndex]; Amj'$G|+hj
string deleteCmd = "DELETE from Employee where emp_id = " + intEmpID.ToString() /yTPb
KWiP`h8
4.删除表格记录警告 G Y+li{
private void DataGrid_ItemCreated(Object sender,DataGridItemEventArgs e) {1J4Q[N9m
{ #b$qtp!,
switch(e.Item.ItemType) 5/m}v'S%
{ 18G=j@k7
case ListItemType.Item : RfzYoBN
case ListItemType.AlternatingItem : e4Q2$Q@b
case ListItemType.EditItem: yuq2)
TableCell myTableCell; )PjU=@$lI
myTableCell = e.Item.Cells[14]; nm]m!.$d
LinkButton myDeleteButton ; Isg\ fSK<j
myDeleteButton = (LinkButton)myTableCell.Controls[0]; OH6-\U'.Z
myDeleteButton.Attributes.Add("onclick","return confirm(’您是否确定要删除这条信息’);"); }]|e0 w:
break; 5T]dQ3[v4
default: _.^`DP>
break; fsUZG6
} w'a3=_nW
UKp^TW1^
} 4*V[^mht
z--Y
5.点击表格行链接另一页 4>(rskl_
private void grdCustomer_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e) IQQ QB
{ $9?<mP2-*
//点击表格打开 hf< [$B
if (e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem) @5*$yi 'Cp
e.Item.Attributes.Add("onclick","window.open(’Default.aspx?id=" + e.Item.Cells[0].Text + "’);"); dc,qQM
} b-HELS`nX
C,VvbB
双击表格连接到另一页 E5g|*M.+f
&ZI-#(P
在itemDataBind事件中 zAH6SaI$
if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem) b
r\_
{ IRT0
string OrderItemID =e.item.cells[1].Text; -nDY3$U/
... b>L?0p$ej
e.item.Attributes.Add("ondblclick", "location.href=’../ShippedGrid.aspx?id=" + OrderItemID + "’"); r&Qq,koE
} V3q[$~9
5odXT *n
双击表格打开新一页 tYCVVs`?
if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem) #i=k-FA)H
{ ;2l|0:
string OrderItemID =e.item.cells[1].Text; W?D-&X^ny
... nG0R1<
e.item.Attributes.Add("ondblclick", "open(’../ShippedGrid.aspx?id=" + OrderItemID + "’)"); (0^ZZe`#j
} p;.M.
1;eWnb(
★特别注意:【?id=】 处不能为 【?id =】 )F,z pGG
6.表格超连接列传递参数 cr ~.],$Om
<asp:HyperLinkColumn Target="_blank" headertext="ID号" DataTextField="id" NavigateUrl="aaa.aspx?id=’ U[W &D%'
<%# DataBinder.Eval(Container.DataItem, "数据字段1")%>’ & name=’<%# DataBinder.Eval(Container.DataItem, "数据字段2")%>’ /> dK>sHUu
v:]z-zU
7.表格点击改变颜色 S9dXkd
if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem) KRb'kW
{ q@vqhE4
e.Item.Attributes.Add("onclick","this.style.backgroundColor=’#99cc00’; jR>`Xz
this.style.color=’buttontext’;this.style.cursor=’default’;"); -.l.@
}
>Ft)v
QM@zy
写在DataGrid的_ItemDataBound里 2BV]@]qB
if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem) B0D
{ jGe%'AN\
e.Item.Attributes.Add("onmouseover","this.style.backgroundColor=’#99cc00’; ]D[\l$(
this.style.color=’buttontext’;this.style.cursor=’default’;"); [G'
+s
e.Item.Attributes.Add("onmouseout","this.style.backgroundColor=’’;this.style.color=’’;"); j%=X
ps
} (h'Bz6K
vL8Rg} Jh4
iAZbh"I
8.关于日期格式 sq?js#C5
H:cAORLB
日期格式设定 %a']TX
DataFormatString="{0:yyyy-MM-dd}" c/E'GG%Q%
_RE;}1rb,
我觉得应该在itembound事件中 vH/RP
e.items.cell["你的列"].text=DateTime.Parse(e.items.cell["你的列"].text.ToString("yyyy-MM-dd")) i@mS8%|l
i(>
WeC+
9.获取错误信息并到指定页面 -`UOqjb]3
"v/Yw'!
)
不要使用Response.Redirect,而应该使用Server.Transfer *U +<Hv`C
jc HyRR1R
e.g y%O^Zm1
// in global.asax fNz(z\
protected void Application_Error(Object sender, EventArgs e) { -^q;e]+J
if (Server.GetLastError() is HttpUnhandledException) 3%)@c P:?
Server.Transfer("MyErrorPage.aspx"); (C0Wty
UjS+Ddp
//其余的非HttpUnhandledException异常交给ASP.NET自己处理就okay了 :) /[E2+g
}
ZmmX_!M
zxkO&DGRbN
Redirect会导致post-back的产生从而丢失了错误信息,所以页面导向应该直接在服务器端执行,这样就可以在错误处理页面得到出错信息并进行相应的处理 Zxh<pd25Y
%F\.1\&eE
10.清空Cookie 7[I +1
Cookie.Expires=[DateTime]; _{$<s[S
Response.Cookies("UserName").Expires = 0 zwk&3
O_L>We@3E
11.自定义异常处理 v2k@yxt(
//自定义异常处理类 tXcZl!3x
using System; s"R5'W\U
using System.Diagnostics; S_?sJwM
Po*!eD
namespace MyAppException & H8 %
{ 6sG5n7E-A
/// <summary> &