以文本方式查看主题 - Foxtable(狐表) (http://foxtable.com/bbs/index.asp) -- 专家坐堂 (http://foxtable.com/bbs/list.asp?boardid=2) ---- [求助]选择好友窗口程序报错 (http://foxtable.com/bbs/dispbbs.asp?boardid=2&id=112848) |
-- 作者:sjx71 -- 发布时间:2018/1/4 8:44:00 -- [求助]选择好友窗口程序报错 选择好友窗口中treeview2 的 AfterCheckNode 的代码如下: 运行到dr = DataTables("好友").AddNew()报错, 请老师帮我看看程序有什么问题 谢谢 Dim trv1 As WinForm.TreeView = e.Form.Controls("TreeView1") Dim trv2 As WinForm.TreeView = e.Form.Controls("TreeView2") Dim nd1 As WinForm.TreeNode = trv1.SelectedNode If nd1.Level = 0 Then Return End If Dim r As Row Dim dr As DataRow If e.Node.ParentNode IsNot Nothing Then \'取消父节点的选中标记,因为选中子节点,就不要选中父节点了 e.Node.ParentNode.Checked = False End If For Each cnd As WinForm.TreeNode In e.Node.Nodes \'取消子节点的选中标记,因为选中父节点,就不要选中子节点了 cnd.Checked = False Next dr = DataTables("好友").Find("员工 = \'" & nd1.Name & "\'") MessageBox.show(nd1.name) If dr Is Nothing Then dr = DataTables("好友").AddNew() MessageBox.show(1) dr("员工") = nd1.Name End If MessageBox.Show(2) Dim nms As String For Each nd2 As WinForm.TreeNode In trv2.Nodes \'先添加分组 If nd2.Checked Then nms = nms & ",[" & nd2.Name & "]" \'分组名用方括号括起来,表示这是一个分组. End If Next MessageBox.Show(nms) For Each nd2 As WinForm.TreeNode In trv2.AllNodes \'然后是普通用户 If nd2.Level = 1 AndAlso nd2.Checked AndAlso nd1.Name <> nd2.Name Then nms = nms & "," & nd2.Name End If Next MessageBox.Show(nms) If nms > "" Then dr("好友") = nms.Trim(",") Else dr("好友") = Nothing End If |
-- 作者:有点甜 -- 发布时间:2018/1/4 9:50:00 -- _Identify列你设置成主键、自动递增了没?
http://www.foxtable.com/webhelp/scr/1807.htm
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-- 作者:sjx71 -- 发布时间:2018/1/4 9:57:00 -- 我已经设置成了主键了 |
-- 作者:有点甜 -- 发布时间:2018/1/4 10:25:00 -- 设置成自动递增,如 2楼。 |
-- 作者:sjx71 -- 发布时间:2018/1/4 11:08:00 -- 设置成自动递增就好了,谢谢甜老师 |