diff options
| -rw-r--r-- | src/idoscalemenuitem.c | 27 |
1 files changed, 25 insertions, 2 deletions
diff --git a/src/idoscalemenuitem.c b/src/idoscalemenuitem.c index 668a8b1..190556c 100644 --- a/src/idoscalemenuitem.c +++ b/src/idoscalemenuitem.c @@ -66,11 +66,13 @@ struct _IdoScaleMenuItemPrivate { GtkAllocation child_allocation; gdouble left_padding; gdouble right_padding; + gboolean reverse_scroll; }; enum { PROP_0, - PROP_ADJUSTMENT + PROP_ADJUSTMENT, + PROP_REVERSE_SCROLL_EVENTS }; G_DEFINE_TYPE (IdoScaleMenuItem, ido_scale_menu_item, GTK_TYPE_MENU_ITEM) @@ -88,7 +90,13 @@ static gboolean ido_scale_menu_item_scroll_event (GtkWidget *menuitem, GdkEventScroll *event) { - GtkWidget *scale = GET_PRIVATE (IDO_SCALE_MENU_ITEM (menuitem))->scale; + IdoScaleMenuItemPrivate *priv = GET_PRIVATE (menuitem); + GtkWidget *scale = priv->scale; + + if (priv->reverse_scroll) + { + event->direction = !event->direction; + } gtk_widget_event (scale, ((GdkEvent *)(void*)(event))); @@ -174,6 +182,14 @@ ido_scale_menu_item_class_init (IdoScaleMenuItemClass *item_class) GTK_TYPE_ADJUSTMENT, G_PARAM_READWRITE)); + g_object_class_install_property (gobject_class, + PROP_REVERSE_SCROLL_EVENTS, + g_param_spec_boolean ("reverse-scroll-events", + "Reverse scroll events", + "Reverses how scroll events are interpreted", + FALSE, + G_PARAM_READWRITE)); + g_type_class_add_private (object_class, sizeof (IdoScaleMenuItemPrivate)); } @@ -199,7 +215,10 @@ ido_scale_menu_item_set_property (GObject *object, { case PROP_ADJUSTMENT: gtk_range_set_adjustment (GTK_RANGE (priv->scale), g_value_get_object (value)); + break; + case PROP_REVERSE_SCROLL_EVENTS: + priv->reverse_scroll = g_value_get_boolean (value); break; default: @@ -224,6 +243,10 @@ ido_scale_menu_item_get_property (GObject *object, g_value_set_object (value, adjustment); break; + case PROP_REVERSE_SCROLL_EVENTS: + g_value_set_boolean (value, priv->reverse_scroll); + break; + default: G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); break; |