devxlogo

Expanding All the Subnodes For a Node in a TreeView

Expanding All the Subnodes For a Node in a TreeView

The following recursive function allows users to do an expand all via apopup menu:

 Public Sub ExpandAll(ByVal aNode As Node)    Dim l_Counter As Long    Dim l_Children As Long    Dim temp_Node As Node    l_Children = aNode.Children    If l_Children Then        aNode.Expanded = True        Set temp_Node = aNode.Child        For l_Counter = 0 To l_Children - 1            ExpandAll temp_Node            Set temp_Node = temp_Node.Next        Next l_Counter    End IfEnd SubPrivate Sub mnuExpand_Click()    ' Hide the TreeView and things will go much faster    tvwTree.Visible = False    ExpandAll tvwTree.SelectedItem    tvwTree.Visible = TrueEnd Sub

See also  Why ChatGPT Is So Important Today
devxblackblue

About Our Editorial Process

At DevX, we’re dedicated to tech entrepreneurship. Our team closely follows industry shifts, new products, AI breakthroughs, technology trends, and funding announcements. Articles undergo thorough editing to ensure accuracy and clarity, reflecting DevX’s style and supporting entrepreneurs in the tech sphere.

See our full editorial policy.

About Our Journalist