[Gambas-user] Webform and TreeView

[Rolf-Werner Eilert]

Am 25.09.19 um 13:02 schrieb Benoît Minisini:
> Le 25/09/2019 à 12:43, Rolf-Werner Eilert a écrit :
>> There is no TreeView for Webforms.
>>
>> In the original Gambas app I want to mimic here, a TreeView is a 
>> substantial part of the program. It resembles this Explorer like view 
>> with a TreeView on the left and data on the right. The TreeView  has 4 
>> levels:
>>
>> Root1
>>    Year1
>>    Year2
>>      Filter1
>>      Filter2
>>        Name1
>>        Name2
>>        Name3
>>      Filter3
>>    Year3
>>
>> Root2
>>
>> I do not feel like building a complete TreeView for HTML myself. How 
>> would you implement this for web use? My first thought was using a 
>> list, but there is no ListView either.
>>
>> So... a TableView as a list, and doubleclick to dive into a branch, 
>> the program adding the necessary items at that position to "open" the 
>> branch?
>>
>> Or do have a simpler idea?
>>
>> Regards
>> Rolf
>>
> 
> Yep, it's one of the controls to implement. The difficulty is chosing 
> between loading the entire treeview contents in the browser, or only the 
> visible items...
> 
> Regards,
> 

Never all the contents at once, that's for sure. In my program, I load 
the contents of level 2 (under the root entries) at program start, so 
you have a list of years, and the rest when the user clicks on one of 
the Year entries (and for this year only).

Regards
Rolf