老师好。下面代码是老师指导的、根据多列内容动态生成筛选树。现在想实现在各个节点显示人数统计,代码如何修改才行,请老师帮助。谢谢。
Dim trv As WinForm.TreeView = e.Form.Controls("TreeView1")
trv.Nodes.Add("全部")
Dim n As WinForm.TreeNode = trv.Nodes.Add("性别")
n.Nodes.Add("男")
n.Nodes.Add("女")
n = trv.Nodes.Add("民族")
For Each s As String In DataTables("员工信息").GetValues("民族")
n.Nodes.Add(s)
Next
n = trv.Nodes.Add("籍贯")
For Each s As String In DataTables("员工信息").GetValues("籍贯")
n.Nodes.Add(s)
Next
n = trv.Nodes.Add("岗类部门")
For Each s1 As String In DataTables("员工信息").GetValues("岗位类别","","岗类编码")
Dim n1 As WinForm.TreeNode = n.Nodes.Add(s1)
For Each s2 As String In DataTables("员工信息").GetValues("工作部门","岗位类别='" & s1 & "'","部门编码")
n1.Nodes.Add(s2)
Next
Next