se evita que sidebar y table colapsen en macosx

YACReaderLibrary/no_libraries_widget.h

@@ -0,0 +1,19 @@
+#ifndef NO_LIBRARIES_WIDGET_H
+#define NO_LIBRARIES_WIDGET_H
+
+#include <QWidget>
+
+class NoLibrariesWidget : public QWidget
+{
+    Q_OBJECT
+public:
+    explicit NoLibrariesWidget(QWidget *parent = 0);
+    
+signals:
+    void createNewLibrary();
+	void addExistingLibrary();
+public slots:
+    
+};
+
+#endif // NO_LIBRARIES_WIDGET_H