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-- 作者:wh420 -- 发布时间:2020/8/27 17:43:00 -- 下拉窗口问题 下拉窗口的afterload事件为: Dim Products As List(Of String) Products = DataTables("Table_JieSuan").SQLGetValues("ShouKuanTitle") Dim lvw As WinForm.ListView = e.Form.Controls("ListView1") lvw.StopRedraw() \'暂停绘制 lvw.View = ViewMode.SmallIcon \'显示模式为小图标 For Each Product As String In Products \'Dim Key As String = dr("图标") Dim r As WinForm.ListViewRow = lvw.Rows.Add() \'增加一行 lvw.Images.AddSmallImage("Man", "Man48.ico") \'添加代表这个国家的小图标 r.ImageKey = "Man" \'指定图标键值 r.Text = product r.Tag = Products \'将对应的Datarow赋值给tag属性,方便在其他事件中调用 Next lvw.ResumeRedraw() \'恢复绘制 listview1控件的RowActivate事件中的代码应该如何写能实现双击某条记录自动填充其他字段值。(下面代码报错:可能跟TAG属性有关) Dim lvw As WinForm.ListView = e.Sender Dim dr As DataRow = lvw.Current.tag Dim r As Row = e.Form.DropTable.Current r("YiYuanName") = dr("YiYuanName") e.Form.DropDownBox.Value = dr("ShouKuanTitle") e.Form.DropDownBox.CloseDropdown() |
-- 作者:有点蓝 -- 发布时间:2020/8/27 20:04:00 -- 加上必要的判断 Dim lvw As WinForm.ListView = e.Sender if lvw.Current is nothing then return Dim dr As DataRow = lvw.Current.tag …… |