On 3 November 2015 at 22:30, Edward Sutton <edward.sut...@subsite.com> wrote:
> > > On Nov 3, 2015, at 2:11 PM, Jason H <jh...@gmx.com> wrote: > > > > > > > >> Sent: Tuesday, November 03, 2015 at 10:12 AM > >> From: "Edward Sutton" <edward.sut...@subsite.com> > >> To: "Qt Interest" <interest@qt-project.org> > >> Subject: [Interest] Qt interfacing to Android native UI ? > >> > >> I know I can use native iOS UI by mixing Objective-C++ and C++ in the > same *.mm file. > >> > >> I have done a little Android JNI. Are there any examples for > interfacing to Android native UI elements? > >> > >> I need to create a UI picker for manually entering GPS latitude and > longitude in degrees, or degrees, minutes, seconds for a widgets app. I > expect it will be hard to make a touch usable widget UI picker. Developing > a native interface may take similar amount of time but result will be much > superior. > > > > > > >Define "much superior”? > > What the user expects. True native touch UI. Responsive and fast. > > > > > >Don't forget QML, which I think is the bee's knees. And then you have > one codebase for iOS and Android and Desktop, which to me is vastly > superior. > > Does QML have a numeric picker wheel ui element? > Since Qt 5.5 Tumbler <http://doc.qt.io/qt-5/qml-qtquick-extras-tumbler.html> is free. Anyhow writing one in QML is quite easy using a PathView. Here is a component > I have wanted to try creating UI elements in QML then display them in a > widget from my C++ Qt widget app. I do not know if this is possible; > launching a QML ui then and receiving what the user selects from the QML > UI. It may be worth the effort. > If I could mix some QML with my widget app it could be a better solution > compared to writing (and maintaining) two (2) native UI numeric pickers, > one for Android, and one for iOS. > So far I have one Qt widget codebase supporting Android, iOS, Linux, OS X, > and Windows desktops except for a few things like Bluetooth, sending email, > UIAlertView ( QMessageBox looks terrible on iOS ) and such. If I start > adding native UI interfaces for Android and iOS I start to lose benefits of > Qt. > Mixing Qt Widget and QML is possible. Look at this blogpost <http://www.ics.com/blog/combining-qt-widgets-and-qml-qwidgetcreatewindowcontainer> . Cheers, F. > > -Ed > > This email and any files transmitted with it from The Charles Machine > Works, Inc. are confidential and intended solely for the use of the > individual or entity to which they are addressed. If you have received this > email in error please notify the sender. Our company accepts no liability > for the contents of this email, or for the consequences of any actions > taken on the basis of the information provided, unless that information is > subsequently confirmed in writing. Please note that any views or opinions > presented in this email are solely those of the author and do not > necessarily represent those of the company. Finally, the recipient should > check this email and any attachments for the presence of viruses. The > company accepts no liability for any damage caused by any virus transmitted > by this email. > _______________________________________________ > Interest mailing list > Interest@qt-project.org > http://lists.qt-project.org/mailman/listinfo/interest >
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