Qt 5.11.1 + QtWebEngine + QtVirtualKeyboard

export QT_QPA_EGLFS_HIDECURSOR=1
export QT_IM_MODULE=qtvirtualkeyboard
export QT_QPA_PLATFORM=eglfs
export QT_QPA_EGLFS_INTEGRATION=eglfs_brcm
export QT_QPA_EGLFS_DEBUG=yes
export QT_LOGGING_RULES=qt.qpa.*=true
export LD_LIBRARY_PATH=/opt/vc/lib/:$LD_LIBRARY_PATH