Hi, This may not be a direct answer but you may want to take a look at FocusScope Qml Element: http://doc.qt.io/qt-5/qml-qtquick-focusscope.html
Here's a good explaination about those scope: http://doc.qt.io/qt-5/qtquick-input-focus.html Hope this help somehow, Jerome On Wed, Jan 28, 2015 at 9:46 AM, Ola Røer Thorsen <o...@silentwings.no> wrote: > Hi, > > I'm having some trouble making a robust QtQuick 5.4-based application > where I only have 4 cursor keys and a return key available as the input > method for the user. > > I have various gui buttons that I can move focus between. I've set this up > using the KeyNavigation.onXXX etc. For a simple static gui, this is fine. > > However I get into trouble once some buttons get disabled > (enabled-property set to false). This is done based on external events, so > it may happen at any time. > > If a button with active focus is disabled, I'm stuck. The button's focus > property is still true, but it will not receive key events, so I cannot > move focus to the next using the cursor keys. I'd like focus to move on to > some other item automatically anyway. > > Have any of you got some recommended way of dealing with situations like > this? > > I think I've spent half the development time on this application just > making sure keyboard navigation cannot get stuck. > > I did not have such issues when creating similar applications with Qt > Widgets. There the behavior is that focus moves on to another widget > automatically if I call setEnabled(false) on a widget with current active > focus. > > I've tried doing something like this in my Button item: > > Button { > id: button > activeFocusOnTab: true > function transferFocus() { > if(!visible || enabled) > return; > if(nextItemInFocusChain() === button) > return; > if(focus) > nextItemInFocusChain().focus = true; > } > onEnabledChanged: transferFocus() > } > > This works OK in a smaller test application, but makes the larger > application hang when "nextItemInFocusChain" is called for the 20th time > or so. > > Cheers, > Ola > > > > > _______________________________________________ > Interest mailing list > Interest@qt-project.org > http://lists.qt-project.org/mailman/listinfo/interest > >
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