I guess nobody care :-( I will maybe just open a bug report then On Wed, Nov 12, 2014 at 9:43 AM, Jérôme Godbout <jer...@bodycad.com> wrote:
> Hi, > I posted to the forum and been ask to forward this on the mailing list. > Maybe someone can shed some light on the new behavior for the scrollwheel > and the Qt Quick Controls. > Here's the forum link: http://qt-project.org/forums/viewthread/48228/ > > This behavior changed from 5.3.0 (version we are using right now and we > stick until we can solve this) and the 5.3.2 (haven't check 5.3.1). > > Let's assume the following (rectangle are only there to see the scroll > view effect, 2 sliders to see the under mouse effect): > import QtQuick 2.3 > import QtQuick.Controls 1.2 > > Rectangle > { > > ScrollView > > { > > width: 300 > height: 300 > Column > { > > Rectangle { width: 500; height: 500; color: “red” } > Slider { } > Slider { } > Rectangle { width: 500; height: 500; color: “blue” } > > } > > } > > } > > If you use the scroll wheel to control the slider value, you will also > scroll the scroll view at the same time, This is not only annoying, but we > cannot accept the event in any way on the control. If like us you have 2D > UI on top of a 3D UI you scroll on a slider (or any widget for that > matter): > > 1. the slider change value (for a single event, since it will no more > under mouse soon enough inside the scroll view) > 2. the scroll view panel scroll up/down (changing what's under the > mouse) > 3. the 3D view end up zooming in/out. > > All on the same mouse event, making a big mess. > > The only solution I have for now is to put a mouseArea under every control > and accept the mouse event or change the Qt Api to send the full event to > control and be able to accept it. > > Have I miss something into the API that could help us to prevent this or > better control the wanted behavior between cascading or not of the event. > > Thanks, reagards, > Jerome > >
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