/* GIO - GLib Input, Output and Streaming Library * * Copyright (C) 2008 Clemens N. Buss * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2 of the License, or (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General * Public License along with this library; if not, write to the * Free Software Foundation, Inc., 59 Temple Place, Suite 330, * Boston, MA 02111-1307, USA. * */ #include #include "gemblem.h" #include "glibintl.h" #include "gioenums.h" #include "gioenumtypes.h" #include "gioalias.h" /** * SECTION:gemblem * @short_description: An object for emblems * @include: gio/gio.h * @see_also: #GIcon, #GEmblemedIcon, #GLoadableIcon, #GThemedIcon * * #GEmblem is an implementation of #GIcon that supports * having an emblem, which is an icon with additional properties. * It can than be added to a #GEmblemedIcon. * * Currently, only metainformation about the emblem's origin is * supported. More may be added in the future. **/ static void g_emblem_iface_init (GIconIface *iface); struct _GEmblem { GObject parent_instance; GIcon *icon; GEmblemOrigin origin; }; struct _GEmblemClass { GObjectClass parent_class; }; enum { PROP_0_GEMBLEM, PROP_ICON, PROP_ORIGIN }; G_DEFINE_TYPE_WITH_CODE (GEmblem, g_emblem, G_TYPE_OBJECT, G_IMPLEMENT_INTERFACE (G_TYPE_ICON, g_emblem_iface_init)) static void g_emblem_get_property (GObject *object, guint prop_id, GValue *value, GParamSpec *pspec) { GEmblem *emblem = G_EMBLEM (object); switch (prop_id) { case PROP_ICON: g_value_set_object (value, emblem->icon); case PROP_ORIGIN: g_value_set_enum (value, emblem->origin); break; default: G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); break; } } static void g_emblem_set_property (GObject *object, guint prop_id, const GValue *value, GParamSpec *pspec) { GEmblem *emblem = G_EMBLEM (object); switch (prop_id) { case PROP_ICON: emblem->icon = g_value_get_object (value); break; case PROP_ORIGIN: emblem->origin = g_value_get_enum (value); break; default: G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); break; } } static void g_emblem_finalize (GObject *object) { GEmblem *emblem = G_EMBLEM (object); g_object_unref (emblem->icon); (*G_OBJECT_CLASS (g_emblem_parent_class)->finalize) (object); } static void g_emblem_class_init (GEmblemClass *klass) { GObjectClass *gobject_class = G_OBJECT_CLASS (klass); gobject_class->finalize = g_emblem_finalize; gobject_class->set_property = g_emblem_set_property; gobject_class->get_property = g_emblem_get_property; g_object_class_install_property (gobject_class, PROP_ORIGIN, g_param_spec_enum ("origin", P_("GEmblem's origin"), P_("Tells which origin the emblem is derived from"), G_TYPE_EMBLEM_ORIGIN, G_EMBLEM_ORIGIN_UNKNOWN, G_PARAM_CONSTRUCT_ONLY | G_PARAM_READWRITE | G_PARAM_STATIC_NAME | G_PARAM_STATIC_BLURB | G_PARAM_STATIC_NICK)); g_object_class_install_property (gobject_class, PROP_ICON, g_param_spec_object ("icon", P_("The icon of the emblem"), P_("The actual icon of the emblem"), G_TYPE_OBJECT, G_PARAM_CONSTRUCT_ONLY | G_PARAM_READWRITE | G_PARAM_STATIC_NAME | G_PARAM_STATIC_BLURB | G_PARAM_STATIC_NICK)); } static void g_emblem_init (GEmblem *emblem) { } /** * g_emblem_new: * @icon: a GIcon containing the icon. * * Creates a new emblem for @icon. * * Returns: a new #GEmblem. * * Since: 2.18 **/ GEmblem * g_emblem_new (GIcon *icon) { GEmblem* emblem; g_return_val_if_fail (icon != NULL, NULL); g_return_val_if_fail (G_IS_ICON (icon), NULL); g_return_val_if_fail (!G_IS_EMBLEM (icon), NULL); emblem = g_object_new (G_TYPE_EMBLEM, NULL); emblem->icon = g_object_ref (icon); emblem->origin = G_EMBLEM_ORIGIN_UNKNOWN; return emblem; } /** * g_emblem_new_with_origin: * @icon: a GIcon containing the icon. * @origin: a GEmblemOrigin enum defining the emblem's origin * * Creates a new emblem for @icon. * * Returns: a new #GEmblem. * * Since: 2.18 **/ GEmblem * g_emblem_new_with_origin (GIcon *icon, GEmblemOrigin origin) { GEmblem* emblem; g_return_val_if_fail (icon != NULL, NULL); g_return_val_if_fail (G_IS_ICON (icon), NULL); g_return_val_if_fail (!G_IS_EMBLEM (icon), NULL); emblem = g_object_new (G_TYPE_EMBLEM, NULL); emblem->icon = g_object_ref (icon); emblem->origin = origin; return emblem; } /** * g_emblem_get_icon: * @emblem: a #GEmblem from which the icon should be extracted. * * Gives back the icon from @emblem. * * Returns: a #GIcon. The returned object belongs to the emblem * and should not be modified or freed. * * Since: 2.18 **/ GIcon * g_emblem_get_icon (GEmblem *emblem) { g_return_val_if_fail (G_IS_EMBLEM (emblem), NULL); return emblem->icon; } /** * g_emblem_get_origin: * @emblem: a #GEmblem * * Gets the origin of the emblem. * * Returns: the origin of the emblem * * Since: 2.18 **/ GEmblemOrigin g_emblem_get_origin (GEmblem *emblem) { g_return_val_if_fail (G_IS_EMBLEM (emblem), G_EMBLEM_ORIGIN_UNKNOWN); return emblem->origin; } static guint g_emblem_hash (GIcon *icon) { GEmblem *emblem = G_EMBLEM (icon); guint hash; hash = g_icon_hash (g_emblem_get_icon (emblem)); hash ^= emblem->origin; return hash; } static gboolean g_emblem_equal (GIcon *icon1, GIcon *icon2) { GEmblem *emblem1 = G_EMBLEM (icon1); GEmblem *emblem2 = G_EMBLEM (icon2); return emblem1->origin == emblem2->origin && g_icon_equal (emblem1->icon, emblem2->icon); } static void g_emblem_iface_init (GIconIface *iface) { iface->hash = g_emblem_hash; iface->equal = g_emblem_equal; } #define __G_EMBLEM_C__ #include "gioaliasdef.c"