Hi Omer, sounds like this is something to be brought up on the Qt development mailing list.
Br, Michael On 18.04.2016 12:57, Omer Akram wrote: > Hi! > > While working on a pet project[1] for the Phone, an issue that I faced > was stuttering scrolling in listviews. QML tips page[2] suggested to use > Flickable+Column+Repeater combination to have smooth scrolling, that > worked and is currently what I have implemented in my app but I always > thought that was not the perfect solution. > > With some knowledge of how Android ListView works and its mechanism of > recycling ListView items, I wrote a hack[3] to achieve something similar > in QML. > > What I am doing is: > > * Create elements visible on screen at single instance + 2 > * Set contentHeight to number of elements*each element height > * On flick upwards, when an element goes offscreen, set its Y property > to the bottom of the list. > * Not handled the down flick case just yet. > > So with only a few elements created, we can reuse same elements but with > different data. I am not sure if there already exists some standard > component for that or not. If not, then this idea is open for > discussions and I would like to contribute it as a standard component > once we figure out all the details and agree on them. > > Thanks! > > > [1] https://launchpad.net/ubuntu-soundcloud-app > [2] > https://wiki.qt.io/Performance_tip_QML_other#Fixed_length_lists_with_Flickable.2BColumn.2BRepeater > [3] > http://bazaar.launchpad.net/~om26er/+junk/recycle_list_view/view/head:/RecycleListView/Main.qml > >
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