[Lazarus] Install packages dialog on MacOS

[Michael Van Canneyt]

On Sat, 14 Dec 2019, Juha Manninen via lazarus wrote:

> On Fri, Dec 13, 2019 at 4:19 PM Michael Van Canneyt via lazarus
> <lazarus at lists.lazarus-ide.org> wrote:
>> The 'Install packages' dialog has 2 edit boxes to filter the list of
>> installed or not yet installed packages. On MacOS, I can type in the left
>> edit field to filter the list of installed packages. But I cannot type in
>> the right edit box. This is a reproducible problem for me.
>
> I recently resolved a similar issue report:
> https://bugs.freepascal.org/view.php?id=30491
> as "won't fix" because the Mac development resources go to Cocoa now.
> Anyway the problem sounds strange. Both controls are TTreeFilterEdit
> from LazControls. They should behave identically.
> When did this problem occur? Is there a certain revision causing it?

Like I said, it is an official install from 2.0.6, not from SVN.

Michael.