[Gambas-user] Could someone give me a brief explanation of parents and kids in this example

[Jb Skaggs]

That really helped me. :)


On Thu, May 15, 2014 at 5:47 AM, Rolf-Werner Eilert
<eilert-sprachen at ...221...> wrote:
>
>
> Am 14.05.2014 22:27, schrieb Jb Skaggs:
>> So a child is a subcategory of a parent in treeview then?
>>
>
> If you have a TreeView that shows categories - yes. You can put it that way.
>
> Others would call them nodes, and nodes that hang at the line under the
> same node (their parent node) are its children. In most cases, children
> appear indented to the right in a TreeView. The node above which is not
> indented or one step less indented is their parent.
>
> Rolf
>
>
>> On Wed, May 14, 2014 at 11:35 AM, Rolf-Werner Eilert
>> <eilert-sprachen at ...221...> wrote:
>>>
>>>
>>> Am 14.05.2014 17:57, schrieb Jb Skaggs:
>>>> In the treeview example I would like to understand the parent and kids aspects:
>>>>
>>>> Public Sub Button1_Click()
>>>>
>>>>     Dim sIcon As String
>>>>     Dim sParent As String
>>>>
>>>>     If Textbox1.Text <> Null Then
>>>>       If RadioButton1.Value Then
>>>>         sIcon = "Male.png"
>>>>       Else
>>>>         sIcon = "Female.png"
>>>>       End If
>>>>       'Gets the parent item: the current item, or nothing is the treeview is void
>>>>       sParent = TreeView1.Key
>>>>       'Now we will add a new entry with a key and a name of what was in
>>>> the text box
>>>>       'We will place it as a child of the currently selected entry
>>>>       TreeView1.Add(Textbox1.Text, Textbox1.Text, Picture[sIcon],
>>>> sParent).EnsureVisible
>>>>       TreeView1.Item.EnsureVisible 'This will make sure that the item we
>>>> just added to the list is in the visable area of the control.
>>>> (Scrolling if necessary)
>>>>       TextBox1.Text = "" 'This empties out textbox
>>>>       RefreshInfo ' This will update our label and reflect the new number of kids
>>>>     End If
>>>> End
>>>>
>>>>
>>>> My understanding was that a kid or child was a copy or instant of the
>>>> parent but I don't know if this is true in Gambas-  so I would like to
>>>> understand what actually happens when something is a parent and child.
>>>>    Thank you. Jb Skaggs
>>>>
>>>
>>>
>>> Errr - this is the TreeView, not inheriting (OOP):
>>>
>>> Parent1
>>> |--Child1 to Parent1
>>> |--Child2 to Parent1
>>> Parent2
>>> |--Child1 to Parent2
>>>      |--Child1 to (Child1 to Parent2)*
>>> |--Child2 to Parent2
>>>
>>> * = Parent to it
>>>
>>> Or did I get you completely wrong? ;)
>>>
>>> Regards
>>> Rolf
>>>
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>>
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>
> ------------------------------------------------------------------------------
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