diff options
Diffstat (limited to 'gee/iterable.c')
| -rw-r--r-- | gee/iterable.c | 86 |
1 files changed, 67 insertions, 19 deletions
diff --git a/gee/iterable.c b/gee/iterable.c index cc60bfe..79792eb 100644 --- a/gee/iterable.c +++ b/gee/iterable.c @@ -27,13 +27,25 @@ #include <glib-object.h> -#define GEE_TYPE_ITERABLE (gee_iterable_get_type ()) -#define GEE_ITERABLE(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GEE_TYPE_ITERABLE, GeeIterable)) -#define GEE_IS_ITERABLE(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GEE_TYPE_ITERABLE)) -#define GEE_ITERABLE_GET_INTERFACE(obj) (G_TYPE_INSTANCE_GET_INTERFACE ((obj), GEE_TYPE_ITERABLE, GeeIterableIface)) +#define GEE_TYPE_TRAVERSABLE (gee_traversable_get_type ()) +#define GEE_TRAVERSABLE(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GEE_TYPE_TRAVERSABLE, GeeTraversable)) +#define GEE_IS_TRAVERSABLE(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GEE_TYPE_TRAVERSABLE)) +#define GEE_TRAVERSABLE_GET_INTERFACE(obj) (G_TYPE_INSTANCE_GET_INTERFACE ((obj), GEE_TYPE_TRAVERSABLE, GeeTraversableIface)) -typedef struct _GeeIterable GeeIterable; -typedef struct _GeeIterableIface GeeIterableIface; +typedef struct _GeeTraversable GeeTraversable; +typedef struct _GeeTraversableIface GeeTraversableIface; + +#define GEE_TRAVERSABLE_TYPE_STREAM (gee_traversable_stream_get_type ()) + +#define GEE_TYPE_LAZY (gee_lazy_get_type ()) +#define GEE_LAZY(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GEE_TYPE_LAZY, GeeLazy)) +#define GEE_LAZY_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GEE_TYPE_LAZY, GeeLazyClass)) +#define GEE_IS_LAZY(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GEE_TYPE_LAZY)) +#define GEE_IS_LAZY_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GEE_TYPE_LAZY)) +#define GEE_LAZY_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GEE_TYPE_LAZY, GeeLazyClass)) + +typedef struct _GeeLazy GeeLazy; +typedef struct _GeeLazyClass GeeLazyClass; #define GEE_TYPE_ITERATOR (gee_iterator_get_type ()) #define GEE_ITERATOR(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GEE_TYPE_ITERATOR, GeeIterator)) @@ -43,27 +55,72 @@ typedef struct _GeeIterableIface GeeIterableIface; typedef struct _GeeIterator GeeIterator; typedef struct _GeeIteratorIface GeeIteratorIface; +#define GEE_TYPE_ITERABLE (gee_iterable_get_type ()) +#define GEE_ITERABLE(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GEE_TYPE_ITERABLE, GeeIterable)) +#define GEE_IS_ITERABLE(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GEE_TYPE_ITERABLE)) +#define GEE_ITERABLE_GET_INTERFACE(obj) (G_TYPE_INSTANCE_GET_INTERFACE ((obj), GEE_TYPE_ITERABLE, GeeIterableIface)) + +typedef struct _GeeIterable GeeIterable; +typedef struct _GeeIterableIface GeeIterableIface; + +typedef gboolean (*GeeForallFunc) (gpointer g, void* user_data); +typedef enum { + GEE_TRAVERSABLE_STREAM_YIELD, + GEE_TRAVERSABLE_STREAM_CONTINUE, + GEE_TRAVERSABLE_STREAM_END +} GeeTraversableStream; + +typedef GeeTraversableStream (*GeeStreamFunc) (GeeTraversableStream state, GeeLazy* g, GeeLazy** lazy, void* user_data); struct _GeeIteratorIface { GTypeInterface parent_iface; gboolean (*next) (GeeIterator* self); gboolean (*has_next) (GeeIterator* self); - gboolean (*first) (GeeIterator* self); gpointer (*get) (GeeIterator* self); void (*remove) (GeeIterator* self); + gboolean (*get_valid) (GeeIterator* self); + gboolean (*get_read_only) (GeeIterator* self); +}; + +typedef gpointer (*GeeFoldFunc) (gpointer g, gpointer a, void* user_data); +typedef gpointer (*GeeMapFunc) (gpointer g, void* user_data); +typedef gboolean (*GeePredicate) (gconstpointer g, void* user_data); +struct _GeeTraversableIface { + GTypeInterface parent_iface; + GType (*get_g_type) (GeeTraversable* self); + GBoxedCopyFunc (*get_g_dup_func) (GeeTraversable* self); + GDestroyNotify (*get_g_destroy_func) (GeeTraversable* self); + gboolean (*foreach) (GeeTraversable* self, GeeForallFunc f, void* f_target); + GeeIterator* (*stream) (GeeTraversable* self, GType a_type, GBoxedCopyFunc a_dup_func, GDestroyNotify a_destroy_func, GeeStreamFunc f, void* f_target, GDestroyNotify f_target_destroy_notify); + gpointer (*fold) (GeeTraversable* self, GType a_type, GBoxedCopyFunc a_dup_func, GDestroyNotify a_destroy_func, GeeFoldFunc f, void* f_target, gpointer seed); + GeeIterator* (*map) (GeeTraversable* self, GType a_type, GBoxedCopyFunc a_dup_func, GDestroyNotify a_destroy_func, GeeMapFunc f, void* f_target); + GeeIterator* (*scan) (GeeTraversable* self, GType a_type, GBoxedCopyFunc a_dup_func, GDestroyNotify a_destroy_func, GeeFoldFunc f, void* f_target, gpointer seed); + GeeIterator* (*filter) (GeeTraversable* self, GeePredicate pred, void* pred_target, GDestroyNotify pred_target_destroy_notify); + GeeIterator* (*chop) (GeeTraversable* self, gint offset, gint length); + GType (*get_element_type) (GeeTraversable* self); }; struct _GeeIterableIface { GTypeInterface parent_iface; + GType (*get_g_type) (GeeIterable* self); + GBoxedCopyFunc (*get_g_dup_func) (GeeIterable* self); + GDestroyNotify (*get_g_destroy_func) (GeeIterable* self); GeeIterator* (*iterator) (GeeIterable* self); - GType (*get_element_type) (GeeIterable* self); }; +GType gee_traversable_stream_get_type (void) G_GNUC_CONST; +gpointer gee_lazy_ref (gpointer instance); +void gee_lazy_unref (gpointer instance); +GParamSpec* gee_param_spec_lazy (const gchar* name, const gchar* nick, const gchar* blurb, GType object_type, GParamFlags flags); +void gee_value_set_lazy (GValue* value, gpointer v_object); +void gee_value_take_lazy (GValue* value, gpointer v_object); +gpointer gee_value_get_lazy (const GValue* value); +GType gee_lazy_get_type (void) G_GNUC_CONST; GType gee_iterator_get_type (void) G_GNUC_CONST; +GType gee_traversable_get_type (void) G_GNUC_CONST; GType gee_iterable_get_type (void) G_GNUC_CONST; GeeIterator* gee_iterable_iterator (GeeIterable* self); -GType gee_iterable_get_element_type (GeeIterable* self); /** @@ -79,20 +136,10 @@ GeeIterator* gee_iterable_iterator (GeeIterable* self) { } -GType gee_iterable_get_element_type (GeeIterable* self) { - g_return_val_if_fail (self != NULL, 0UL); - return GEE_ITERABLE_GET_INTERFACE (self)->get_element_type (self); -} - - static void gee_iterable_base_init (GeeIterableIface * iface) { static gboolean initialized = FALSE; if (!initialized) { initialized = TRUE; - /** - * The type of the elements in this collection. - */ - g_object_interface_install_property (iface, g_param_spec_gtype ("element-type", "element-type", "element-type", G_TYPE_NONE, G_PARAM_STATIC_NAME | G_PARAM_STATIC_NICK | G_PARAM_STATIC_BLURB | G_PARAM_READABLE)); } } @@ -107,6 +154,7 @@ GType gee_iterable_get_type (void) { GType gee_iterable_type_id; gee_iterable_type_id = g_type_register_static (G_TYPE_INTERFACE, "GeeIterable", &g_define_type_info, 0); g_type_interface_add_prerequisite (gee_iterable_type_id, G_TYPE_OBJECT); + g_type_interface_add_prerequisite (gee_iterable_type_id, GEE_TYPE_TRAVERSABLE); g_once_init_leave (&gee_iterable_type_id__volatile, gee_iterable_type_id); } return gee_iterable_type_id__volatile; |