[a_switcher]

А вообще покривил душой насчет "без ошибок" - сейчас пересобирал qcarpc2, заметил вонинги:

wminterface.cpp: In member function ‘WindowState wminterface::getWindowState(Window) const’:
wminterface.cpp:229: warning: missing initializer for member ‘WindowState::Modal’ [-Wmissing-field-initializers]
wminterface.cpp:229: warning: missing initializer for member ‘WindowState::Sticky’ [-Wmissing-field-initializers]
wminterface.cpp:229: warning: missing initializer for member ‘WindowState::MaximizedVert’ [-Wmissing-field-initializers]
wminterface.cpp:229: warning: missing initializer for member ‘WindowState::MaximizedHoriz’ [-Wmissing-field-initializers]
wminterface.cpp:229: warning: missing initializer for member ‘WindowState::Shaded’ [-Wmissing-field-initializers]
wminterface.cpp:229: warning: missing initializer for member ‘WindowState::SkipTaskBar’ [-Wmissing-field-initializers]
wminterface.cpp:229: warning: missing initializer for member ‘WindowState::SkipPager’ [-Wmissing-field-initializers]
wminterface.cpp:229: warning: missing initializer for member ‘WindowState::Hidden’ [-Wmissing-field-initializers]
wminterface.cpp:229: warning: missing initializer for member ‘WindowState::FullScreen’ [-Wmissing-field-initializers]
wminterface.cpp:229: warning: missing initializer for member ‘WindowState::AboveLayer’ [-Wmissing-field-initializers]
wminterface.cpp:229: warning: missing initializer for member ‘WindowState::BelowLayer’ [-Wmissing-field-initializers]
wminterface.cpp:229: warning: missing initializer for member ‘WindowState::Attention’ [-Wmissing-field-initializers]