The method should by contract return nullptr when the stack is empty,
but it crashes in this case.
Also, unit-test the case.
Pick-to: 6.4
Change-Id: If64b71e761efd9a5cd5af407cd68cba7f8dbc8e2
Reviewed-by: Morten Johan Sørvig <morten.sorvig@qt.io>
- Moved the modal window resolution to
QWasmWindow::requestActivateWindow so that multiple async activation
events are not issued in unpredictable patterns.
- Request activation on added windows and on stack top in case of
window removal
Pick-to: 6.4
Change-Id: I6f02cf1b7e83abb7961caf311ffc83e91c8bf810
Reviewed-by: Morten Johan Sørvig <morten.sorvig@qt.io>
The old stack structure used to keep track of windows has been improved
to conform to the actual windowing assumptions: there shall be one root
window, which is always at the bottom. The first created window
immediately becomes the root window. Should the root window be removed,
all windows are non-root, i.e. any of them can become the top-level window
Fixes: QTBUG-105094
Pick-to: 6.4
Change-Id: Ic553244fa9f5bc3ee590b702935e66cfc62d5f8f
Reviewed-by: Morten Johan Sørvig <morten.sorvig@qt.io>
