Switch to side-by-side view

--- a/GUI/playctlwidget/playctlwidget.cpp
+++ b/GUI/playctlwidget/playctlwidget.cpp
@@ -30,6 +30,11 @@
     connect(btn_play, SIGNAL(clicked()), this, SLOT(onPlayClicked()));
     btn_stop->setIcon(QIcon(Helper::getIconPath("stop.png")));
     connect(btn_stop, SIGNAL(clicked()), this, SLOT(onStopClicked()));
+}
+
+bool PlayCtlWidget::playing()
+{
+    return m_playing;
 }
 
 QLayoutItem *PlayCtlWidget::takeStopWidget()