QtQuick 2.6 on Ubuntu

[Dirk Hohndel]

Sorry, on the phone.
Yes, install Qt5.9.3 in src and then make sure that the build script picks up that version for Googlemaps, Grantlee, and Subsurface.
I need to check when I'm on my computer, this is slightly more tricky since we use both cmake and qmake.

/D

On December 3, 2017 9:36:53 AM PST, Willem Ferguson <willemferguson at zoology.up.ac.za> wrote:
>On 03/12/2017 18:23, Dirk Hohndel wrote:
>>> On Dec 3, 2017, at 7:00 AM, Lubomir I. Ivanov <neolit123 at gmail.com>
>wrote:
>>>
>>> i would uninstall the 5.5.x libraries completely and install the
>newer version.
>> In all honesty, I would not recommend uninstalling the system
>libraries...
>> You can easily build against a local version of Qt (so install 5.9.3
>in your
>> home directory and build Subsurface against that - that's easy). But
>> replacing the system libraries? Something is bound to break.
>Thnaks, noted.
>>> this patch by Jan introduced 2.6 in all QML files.
>>>
>https://github.com/Subsurface-divelog/subsurface/commit/f3d978b8a5fb6511aa0c1c611cf9b0394fdc125b
>>>
>>> i do not understand what this artifact in question is but this
>limits
>>> the scope of our Qt to at least Qt 5.6.x.
>>>
>>> QtQuick versions info:
>>> Qt 5.5 -> QtQuick 2.5
>>> Qt 5.6 -> QtQuick 2.6
>>> Qt 5.7 -> QtQuick 2.7
>>> .
>> We need 5.6 for Bluetooth to work reasonably well on most platforms.
>> But anyway, Willem, you could try changing all the references to
>QtQuick
>> in the QML files back to 2.5 and see if that works of if we are
>actually using
>Did this on the three qml files related to the map, and it built
>against 
>QtQuick 2.5. (sigh if relief). Maps are back.
>> a QtQuick 2.6 feature...
>>
>> Willem, you mention the PPA only has 4.7.2 - I know that I pushed
>4.7.4
>> and a quick look at the Launchpad website seems to indicate that
>indeed
>> 4.7.4 is there.
>>
>See attached image. Ubuntu has its own mind. Sometimes it presents the 
>latest versions of software only to the latest versions of Ubuntu. Qt
>is 
>a good example (5.5 on 16.04).
>
>Question. When I download Qt5.>5 from the Qt website it produces an 
>enormous installation that installs anywhere where one would like to 
>have it on the Linux system. It does not install like a apt-get install
>
>would do it in the system area. So, to work with Subsurface, is it ok
>to 
>download the full Qt and put in src? I did that once with a miniscule 
>skeleton of Qt5.8 to get Subsurface-mobile to build with Q5.8.
>
>Kind regards,
>willem

-- 
from my phone.