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-rw-r--r--pango/pango-fontmap.c59
1 files changed, 59 insertions, 0 deletions
diff --git a/pango/pango-fontmap.c b/pango/pango-fontmap.c
index 71e3e20c..20ecb93e 100644
--- a/pango/pango-fontmap.c
+++ b/pango/pango-fontmap.c
@@ -39,22 +39,79 @@ static PangoFontFamily *pango_font_map_real_get_family (PangoFontMap *fontmap,
static void pango_font_map_real_changed (PangoFontMap *fontmap);
+static guint pango_font_map_get_n_items (GListModel *list);
+
static void pango_font_map_list_model_init (GListModelInterface *iface);
typedef struct {
guint n_families;
} PangoFontMapPrivate;
+enum
+{
+ PROP_0,
+ PROP_ITEM_TYPE,
+ PROP_N_ITEMS,
+ N_PROPERTIES
+};
+
+static GParamSpec *properties[N_PROPERTIES] = { NULL, };
+
G_DEFINE_ABSTRACT_TYPE_WITH_CODE (PangoFontMap, pango_font_map, G_TYPE_OBJECT,
G_ADD_PRIVATE (PangoFontMap)
G_IMPLEMENT_INTERFACE (G_TYPE_LIST_MODEL, pango_font_map_list_model_init))
static void
+pango_font_map_get_property (GObject *object,
+ guint property_id,
+ GValue *value,
+ GParamSpec *pspec)
+{
+ switch (property_id)
+ {
+ case PROP_ITEM_TYPE:
+ g_value_set_gtype (value, PANGO_TYPE_FONT_FAMILY);
+ break;
+
+ case PROP_N_ITEMS:
+ g_value_set_uint (value, pango_font_map_get_n_items (G_LIST_MODEL (object)));
+ break;
+
+ default:
+ G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
+ }
+}
+
+static void
pango_font_map_class_init (PangoFontMapClass *class)
{
+ GObjectClass *object_class = G_OBJECT_CLASS (class);
+
+ object_class->get_property = pango_font_map_get_property;
+
class->load_fontset = pango_font_map_real_load_fontset;
class->get_family = pango_font_map_real_get_family;
class->changed = pango_font_map_real_changed;
+
+ /**
+ * PangoFontMap:item-type:
+ *
+ * The type of items contained in this list.
+ */
+ properties[PROP_ITEM_TYPE] =
+ g_param_spec_gtype ("item-type", "", "", G_TYPE_OBJECT,
+ G_PARAM_READABLE | G_PARAM_STATIC_STRINGS);
+
+ /**
+ * PangoFontMap:n-items:
+ *
+ * The number of items contained in this list.
+ */
+ properties[PROP_N_ITEMS] =
+ g_param_spec_uint ("n-items", "", "", 0, G_MAXUINT, 0,
+ G_PARAM_READABLE | G_PARAM_STATIC_STRINGS);
+
+ g_object_class_install_properties (object_class, N_PROPERTIES, properties);
}
static void
@@ -355,6 +412,8 @@ pango_font_map_real_changed (PangoFontMap *fontmap)
added = g_list_model_get_n_items (G_LIST_MODEL (fontmap));
g_list_model_items_changed (G_LIST_MODEL (fontmap), 0, removed, added);
+ if (removed != added)
+ g_object_notify_by_pspec (G_OBJECT (fontmap), properties[PROP_N_ITEMS]);
}
/**