ocarina: Added bare songlist and a library tab

Eventually the songlist class will list all songs in the library.  For
now, I just create an empty window and add it to the main tabs.

include/ocarina/library.h

@@ -0,0 +1,6 @@
+#ifndef OCARINA_LIBRARY_H
+#define OCARINA_LIBRARY_H
+
+void library_init();
+
+#endif /* OCARINA_LIBRARY_H */

ocarina/library.cpp

@@ -0,0 +1,17 @@
+
+#include <ocarina/library.h>
+#include <ocarina/body.h>
+#include <ocarina/gtk.h>
+#include "songlist/songlist.h"
+
+static SongList library_list;
+static GtkWidget *label;
+
+void library_init()
+{
+	library_list.init();
+	label = gtk_label_new("Library");
+	gtk_label_set_angle(GTK_LABEL(label), 90);
+	gtk_widget_show(label);
+	add_page(label, library_list.get_window(), true);
+}

ocarina/ocarina.cpp

@@ -6,6 +6,7 @@
 #include <ocarina/settings.h>
 #include <ocarina/footer.h>
 #include <ocarina/window.h>
+#include <ocarina/library.h>
 
 #include <libsaria/libsaria.h>
 #include <libsaria/controls.h>
@@ -37,6 +38,7 @@ void ocarina_init(int argc, char **argv)
 	gtk_widget_show(vbox);
 	window_add(vbox);
 
+	library_init();
 	settings_init();
 }
 

ocarina/songlist/songlist.cpp

@@ -0,0 +1,30 @@
+
+#include <ocarina/gtk.h>
+#include "songlist.h"
+
+
+SongList::SongList()
+{
+}
+
+SongList::~SongList()
+{
+}
+
+/*
+ * I need an init() function to set up the scrolled window AFTER
+ * the gtk_init() function has been called.
+ */
+void SongList::init()
+{
+	window = gtk_scrolled_window_new(NULL, NULL);
+	gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(window),
+				       GTK_POLICY_AUTOMATIC,
+				       GTK_POLICY_AUTOMATIC);
+	gtk_widget_show(window);
+}
+
+GtkWidget *SongList::get_window()
+{
+	return window;
+}

ocarina/songlist/songlist.h

@@ -0,0 +1,19 @@
+#ifndef OCARINA_SONGLIST_H
+#define OCARINA_SONGLIST_H
+
+#include <ocarina/gtk.h>
+
+class SongList
+{
+	private:
+		GtkWidget *window;
+
+	public:
+		SongList();
+		~SongList();
+
+		void init();
+		GtkWidget *get_window();
+};
+
+#endif /* OCARINA_SONGLIST_H */