info.c: add a method to clear all GtkListStore allocations

Add a new method in info.c called info_widget_destroy(), which
clears all GtkListStore instances. The method is exposed via
display-gtk.h and called from gtk-gui.c:on_destroy().

Signed-off-by: Lubomir I. Ivanov <neolit123@gmail.com>
Signed-off-by: Dirk Hohndel <dirk@hohndel.org>

3 files changed, 10 insertions, 0 deletions

diff --git a/display-gtk.h b/display-gtk.h
index 287a3e210..335cf4962 100644
--- a/display-gtk.h
+++ b/display-gtk.h
@@ -64,6 +64,7 @@ extern GtkWidget *total_stats_widget(void);
 
 extern GtkWidget *dive_list_create(void);
 extern void dive_list_destroy(void);
+extern void info_widget_destroy(void);
 extern GdkPixbuf *get_gps_icon(void);
 
 /* Helper functions for gtk combo boxes */
diff --git a/gtk-gui.c b/gtk-gui.c
index f34393cc4..4120714f1 100644
--- a/gtk-gui.c
+++ b/gtk-gui.c
@@ -336,6 +336,7 @@ gboolean on_delete(GtkWidget* w, gpointer data)
 static void on_destroy(GtkWidget* w, gpointer data)
 {
 	dive_list_destroy();
+	info_widget_destroy();
 	gtk_main_quit();
 }
 
diff --git a/info.c b/info.c
index 46b370892..2fe6e470b 100644
--- a/info.c
+++ b/info.c
@@ -1261,3 +1261,11 @@ GtkWidget *extended_dive_info_widget(void)
 	notes = text_view(vbox, _("Notes"), READ_ONLY);
 	return vbox;
 }
+
+void info_widget_destroy(void)
+{
+	g_object_unref(people_list);
+	g_object_unref(location_list);
+	g_object_unref(star_list);
+	g_object_unref(suit_list);
+}