Hum, I forgot to put LyXView in the patch, here is the correct patch.
URL: http://www.lyx.org/trac/changeset/14368 Log: LyXView::view_state_changed boost signal: deleted LyXView::updateStatusBar(): new pure virtual method LyXView::redrawWorkArea(): now calls updateStatusBar GuiView::updateStatusBar(): renamed from update_view_state Modified: lyx-devel/branches/personal/younes/src/frontends/LyXView.C lyx-devel/branches/personal/younes/src/frontends/LyXView.h lyx-devel/branches/personal/younes/src/frontends/qt4/GuiView.C lyx-devel/branches/personal/younes/src/frontends/qt4/GuiView.h