1. 打开新的窗口并传送参数: 2]_fNCNLN
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传送参数: WTj,9
response.write("<script>window.open(’*.aspx?id="+this.DropDownList1.SelectIndex+"&id1="+...+"’)</script>") Si=u=FI1e
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接收参数: MY z\ R
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string a = Request.QueryString("id"); x4/f5
string b = Request.QueryString("id1"); \`|OAC0a
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2.为按钮添加对话框 F'JceU
Button1.Attributes.Add("onclick","return confirm(’确认?’)"); a*{ -r]
button.attributes.add("onclick","if(confirm(’are you sure...?’)){return true;}else{return false;}") XjJ[7"hs*
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3.删除表格选定记录 3/RNStd<L!
int intEmpID = (int)MyDataGrid.DataKeys[e.Item.ItemIndex]; ),U>AiF]
string deleteCmd = "DELETE from Employee where emp_id = " + intEmpID.ToString() JrwR:_+|
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4.删除表格记录警告 E3 aj
private void DataGrid_ItemCreated(Object sender,DataGridItemEventArgs e) m 3"|$0C~
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switch(e.Item.ItemType) Yi#U~ h
{ M>|R&v
case ListItemType.Item : McRfEF\
case ListItemType.AlternatingItem : ~|=goHmm[
case ListItemType.EditItem: 2!g7F`/B
TableCell myTableCell; L%0G >2x
myTableCell = e.Item.Cells[14]; kPFqsq
LinkButton myDeleteButton ; nrRP1`!]T
myDeleteButton = (LinkButton)myTableCell.Controls[0]; 7\ kixfEg
myDeleteButton.Attributes.Add("onclick","return confirm(’您是否确定要删除这条信息’);"); Huho|6ohH
break; 629#t`W\
default: K|sx"u|?
break; y[I)hSD=
} 6%fF6
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} H4IJLZ3G
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5.点击表格行链接另一页 }^n346^
private void grdCustomer_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e) n_MY69W
{ 9*j$U$:'
//点击表格打开 GGkU$qp2~
if (e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem) i>=!6Hu2
e.Item.Attributes.Add("onclick","window.open(’Default.aspx?id=" + e.Item.Cells[0].Text + "’);"); NT<vs"<B
} DjveMs$d
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双击表格连接到另一页
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在itemDataBind事件中 b=Oec%Adx
if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem) }ujl2uhM
{ >sm<$'vZ/
string OrderItemID =e.item.cells[1].Text; -)$5[jM]
... ~)IiF.I b
e.item.Attributes.Add("ondblclick", "location.href=’../ShippedGrid.aspx?id=" + OrderItemID + "’"); +:#UU;W
} nx'Yevi0$
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双击表格打开新一页 m}o4Vr;"
if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem) `w#p8vR
{ 31k2X81;a
string OrderItemID =e.item.cells[1].Text; oVja$;>
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e.item.Attributes.Add("ondblclick", "open(’../ShippedGrid.aspx?id=" + OrderItemID + "’)"); [X\~J &kD
} jP"l5
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★特别注意:【?id=】 处不能为 【?id =】 MtKM#@
6.表格超连接列传递参数 'MY0v_
<asp:HyperLinkColumn Target="_blank" headertext="ID号" DataTextField="id" NavigateUrl="aaa.aspx?id=’ vZ/Bzy@|
<%# DataBinder.Eval(Container.DataItem, "数据字段1")%>’ & name=’<%# DataBinder.Eval(Container.DataItem, "数据字段2")%>’ /> T~-OC0
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7.表格点击改变颜色 Vs@H>97,G
if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem) qCku
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{ acdF5ch@
e.Item.Attributes.Add("onclick","this.style.backgroundColor=’#99cc00’; Hw
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this.style.color=’buttontext’;this.style.cursor=’default’;"); Rr6}$]1
} BoHpfx1C
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写在DataGrid的_ItemDataBound里 GLE"[!s]f
if (e.Item.ItemType == ListItemType.Item ||e.Item.ItemType == ListItemType.AlternatingItem) ;{f4E)t 7
{ qttJ*zu
e.Item.Attributes.Add("onmouseover","this.style.backgroundColor=’#99cc00’; _0E KE
this.style.color=’buttontext’;this.style.cursor=’default’;"); }>< v7
e.Item.Attributes.Add("onmouseout","this.style.backgroundColor=’’;this.style.color=’’;"); qpXsQim$~
} R.$1aqA}
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8.关于日期格式 #f-pkeaeq
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日期格式设定 I*hzlE
DataFormatString="{0:yyyy-MM-dd}" r%UsUj
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我觉得应该在itembound事件中 q>Kzl/~c.P
e.items.cell["你的列"].text=DateTime.Parse(e.items.cell["你的列"].text.ToString("yyyy-MM-dd")) Hh{pp ^
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9.获取错误信息并到指定页面 o#=@!m
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不要使用Response.Redirect,而应该使用Server.Transfer B`?}jJa9*
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// in global.asax uwo\FI
protected void Application_Error(Object sender, EventArgs e) { EaUO>S
if (Server.GetLastError() is HttpUnhandledException) #d;/Me
Server.Transfer("MyErrorPage.aspx"); 4"~l^yK
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//其余的非HttpUnhandledException异常交给ASP.NET自己处理就okay了 :) $BUm,
} s{dgUX
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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 UNJAfr P
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10.清空Cookie lNba[;_
Cookie.Expires=[DateTime]; bK#SxV
Response.Cookies("UserName").Expires = 0 $
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