connect( path, SIGNAL( stateChanged(int) ), this, SLOT( update() ) );
connect( rescanPB, SIGNAL( clicked() ), this, SLOT( enableViewPB() ) );
connect( rescanPB, SIGNAL( clicked() ), this, SLOT( rescanClicked() ) );
connect( path, SIGNAL( stateChanged(int) ), this, SLOT( update() ) );
connect( rescanPB, SIGNAL( clicked() ), this, SLOT( enableViewPB() ) );
connect( rescanPB, SIGNAL( clicked() ), this, SLOT( rescanClicked() ) );