[SailfishDevel] Serious request: please let us use C++!

Wim de Vries wsvries at xs4all.nl
Thu Dec 5 11:32:55 UTC 2013


Hi Thomas,
Thanks.
I'll just boil down to your last important remark

On 12/05/2013 09:56 AM, Thomas Perl wrote:
> Are we missing code examples of how to integrate C++-based OpenGL 
> rendering like QGLWidget (initializeGL, resizeGL and paintGL) with 
> Sailfish Silica QML UIs? Would it help you if such examples were 
> available (a simple hello world with Silica buttons and a rectangular 
> area where things are rendered with OpenGL)?
Yes, please!
In my case -and also others on the list-:  C++ driven/controlled and a 
combination of an openGL window and and a GUI window in one screen.
This combination is sometimes necessary when you want to see the GUI 
interaction result immediately on the openGL window (e.g. [aircraft 
navigation] input of longitude/latitude values for way points should be 
visible on the openGL map directly).
I know this is not the Sailfish way, but -by exception- it is necessary.

Also:
I have been struggling over the C++-QML-Sailfish GUI sometime.
But I managed to get an app working.
It is an example of a C++ controlled app, using 'standard' QML lists, 
and a 'main' Sailfish GUI, with quite some C++<>QML communication 
implemented.
This might also be useful as an example.
see https://github.com/sailfishapps/checklists

regards,
wim


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