[Development] (Harmattan) Qt Quick Components & Qt 5

Simon Hausmann simon.hausmann at nokia.com
Thu May 31 10:53:47 CEST 2012

On Thursday, May 31, 2012 11:47:23 AM ext Laszlo Papp wrote:
> > Please re-use the existing port of Qt Quick Components to Qt 5 before
> > starting a new effort.
> It is nice to have a branch, but why QtQuick 1.1 usages all around ?

Because we wanted to keep the diff to master as small as possible, hence the 
define/macro hacks. A smaller diff in turn makes it easier to merge _from_ 
> [...]
> > Without such a mode a backgrounded application continues to consume a lot
> > of GPU resources that won't be accessible for other apps - slowing down
> > the entire device.
> Your advice makes sense to me.
> People have further doubts about Qt5 on Harmattan in general:
> 1) Is it swifter to launch a qtquick2 qml application than a qtquick1
> qml application ? Unfortunately, qml applications have been way slower
> than the equivalent MTF applications in the past.

Qt 4 / QML1 applications will probably always launch faster because of the qml 


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