connect(m_elementCombo, SIGNAL(currentIndexChanged(int)), SLOT(setCurrentElement(int)));
connect(m_fontCombo, SIGNAL(currentFontChanged(const QFont&)), SLOT(propertyChanged()));
connect(m_elementCombo, SIGNAL(currentIndexChanged(int)), SLOT(setCurrentElement(int)));
connect(m_fontCombo, SIGNAL(currentFontChanged(const QFont&)), SLOT(propertyChanged()));