[Lazarus] TListView + OwnerData=true + CheckBoxes

John Landmesser jmlandmesser at gmx.de
Tue Dec 11 16:43:22 CET 2018


perhaps useful:

http://tinyurl.com/y8p4zzf3

Am 11.12.18 um 13:18 schrieb Marcos Douglas B. Santos via lazarus:
> On Tue, Dec 11, 2018 at 10:06 AM zeljko <zeljko at holobit.net> wrote:
>> On 12/11/2018 12:44 PM, Marcos Douglas B. Santos wrote:
>>> On Tue, Dec 11, 2018 at 5:40 AM zeljko <zeljko at holobit.net> wrote:
>>>> On 12/10/2018 08:38 PM, Marcos Douglas B. Santos via lazarus wrote:
>>>>
>>>>> I don't know what Themes is.
>>>>> I want to use just default components.
>>>>>
>>>>> ...and nobody more answered.
>>>>> Is everybody using TDBGrid to show their data?  :)
>>>> No. Use TVirtualStringTree instead of TListView, it's x10 faster.
>>> Do you mean this https://github.com/blikblum/VirtualTreeView-Lazarus ?
>> I'm using an older implementation (v.4.8) of VirtualTrees, and yes, I've
>> checkouted it from blikblum page.
>> Online Package Manager (OPM) for lazarus installs TVirtualStringTree by
>> default , so you already have it in lazarus if you're using trunk or
>> 2.0RCxx (2.0 fixes).
> I've searched by TVirtualStringTree  on
> http://packages.lazarus-ide.org/ and haven't found.
> My ENV is Lazarus 1.9.0 r58537 FPC 3.1.1 i386-win32-win32/win64
> I have several IDE versions but, for that project I cannot update my
> ENV cause other developers are using the same version above.
>
> But, about TVirtualStringTree, is it easy to do what I need, ie, using
> virtual data (as records) with checkboxes showing automagically?
>
> best regards,
> Marcos Douglas
>
> PS: sorry, I have sent the previous email just for you.




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