connect(buttonInfo, SIGNAL(clicked()), this, SLOT(showInfoPanel()));
connect(m_effectsList, SIGNAL(itemSelectionChanged()), this, SLOT(slotUpdateInfo()));
connect(m_effectsList, SIGNAL(itemDoubleClicked(QTreeWidgetItem*,int)), this, SLOT(slotEffectSelected()));
connect(buttonInfo, SIGNAL(clicked()), this, SLOT(showInfoPanel()));
connect(m_effectsList, SIGNAL(itemSelectionChanged()), this, SLOT(slotUpdateInfo()));
connect(m_effectsList, SIGNAL(itemDoubleClicked(QTreeWidgetItem*,int)), this, SLOT(slotEffectSelected()));