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On log-in this may be disabled and only enabled later; that prevents clients like plasmashell to enable a11y features. We need to watch changes to the org.a11y.Status properties and enable the a11y integration on-demand. As the in-line comment said, qdbusxml2cpp does not generate NOTIFY signals for DBus properties, so use the raw PropertiesChanged signal to receive those notifications. Downstream bugs: - https://bugs.kde.org/show_bug.cgi?id=495096 - https://bugs.kde.org/show_bug.cgi?id=495098 Pick-to: 6.7 Pick-to: 6.7 Change-Id: I4d0adf61af875464d3cd47759631d2a3aac664f0 Reviewed-by: Joerg Bornemann <joerg.bornemann@qt.io> Reviewed-by: Michael Weghorn <m.weghorn@posteo.de> (cherry picked from commit 38251c36edf11316a2467169b1d491bf13520fd3) Reviewed-by: Qt Cherry-pick Bot <cherrypick_bot@qt-project.org>