/* $Id: xfce-menu-standard-rules.c 25275 2007-03-23 21:38:16Z jannis $ */ /* vi:set expandtab sw=2 sts=2: */ /*- * Copyright (c) 2006-2007 Jannis Pohlmann * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Library 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 * Library General Public License for more details. * * You should have received a copy of the GNU Library 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. */ #ifdef HAVE_CONFIG_H #include #endif #include #include #include #include /* Property identifiers */ enum { PROP_0, PROP_INCLUDE, }; static void xfce_menu_standard_rules_class_init (XfceMenuStandardRulesClass *klass); static void xfce_menu_standard_rules_rules_init (XfceMenuRulesIface *iface); static void xfce_menu_standard_rules_init (XfceMenuStandardRules *rules); static void xfce_menu_standard_rules_finalize (GObject *object); static void xfce_menu_standard_rules_get_property (GObject *object, guint prop_id, GValue *value, GParamSpec *pspec); static void xfce_menu_standard_rules_set_property (GObject *object, guint prop_id, const GValue *value, GParamSpec *pspec); static gboolean xfce_menu_standard_rules_match (XfceMenuRules *rules, XfceMenuItem *item); static gboolean xfce_menu_standard_rules_match_item (XfceMenuStandardRules *rules, XfceMenuItem *item); static void xfce_menu_standard_rules_add_rules (XfceMenuRules *rules, XfceMenuRules *additional_rules); static void xfce_menu_standard_rules_add_all (XfceMenuRules *rules); static void xfce_menu_standard_rules_add_filename (XfceMenuRules *rules, const gchar *filename); static void xfce_menu_standard_rules_add_category (XfceMenuRules *rules, const gchar *category); static GObjectClass *xfce_menu_standard_rules_parent_class = NULL; GType xfce_menu_standard_rules_get_type (void) { static GType type = G_TYPE_INVALID; if (G_UNLIKELY (type == G_TYPE_INVALID)) { static const GTypeInfo info = { sizeof (XfceMenuStandardRulesClass), NULL, NULL, (GClassInitFunc) xfce_menu_standard_rules_class_init, NULL, NULL, sizeof (XfceMenuStandardRules), 0, (GInstanceInitFunc) xfce_menu_standard_rules_init, NULL, }; static const GInterfaceInfo rules_info = { (GInterfaceInitFunc) xfce_menu_standard_rules_rules_init, NULL, NULL, }; type = g_type_register_static (G_TYPE_OBJECT, "XfceMenuStandardRules", &info, G_TYPE_FLAG_ABSTRACT); g_type_add_interface_static (type, XFCE_TYPE_MENU_RULES, &rules_info); } return type; } static void xfce_menu_standard_rules_class_init (XfceMenuStandardRulesClass *klass) { GObjectClass *gobject_class; xfce_menu_standard_rules_parent_class = g_type_class_peek_parent (klass); gobject_class = G_OBJECT_CLASS (klass); gobject_class->finalize = xfce_menu_standard_rules_finalize; gobject_class->get_property = xfce_menu_standard_rules_get_property; gobject_class->set_property = xfce_menu_standard_rules_set_property; klass->match_item = xfce_menu_standard_rules_match_item; /** * XfceMenuStandardRules:include: * * Whether this rule set shall be treated as an include or exclude element. **/ g_object_class_install_property (gobject_class, PROP_INCLUDE, g_param_spec_boolean ("include", "Include", "Treat element as include or exclude element", TRUE, G_PARAM_READWRITE)); /* Overwrite XfceMenuRules's properties */ #if 0 g_object_class_override_property (gobject_class, PROP_INCLUDE, "include"); #endif } static void xfce_menu_standard_rules_rules_init (XfceMenuRulesIface *iface) { iface->add_rules = xfce_menu_standard_rules_add_rules; iface->add_all = xfce_menu_standard_rules_add_all; iface->add_filename = xfce_menu_standard_rules_add_filename; iface->add_category = xfce_menu_standard_rules_add_category; iface->match = xfce_menu_standard_rules_match; } static void xfce_menu_standard_rules_init (XfceMenuStandardRules *rules) { rules->all = FALSE; rules->rules = NULL; rules->filenames = NULL; rules->categories = NULL; rules->include = TRUE; } static void xfce_menu_standard_rules_finalize (GObject *object) { XfceMenuStandardRules *rules = XFCE_MENU_STANDARD_RULES (object); g_list_foreach (rules->rules, (GFunc) g_object_unref, NULL); g_list_free (rules->rules); g_list_foreach (rules->filenames, (GFunc) g_free, NULL); g_list_free (rules->filenames); g_list_foreach (rules->categories, (GFunc) g_free, NULL); g_list_free (rules->categories); (*G_OBJECT_CLASS (xfce_menu_standard_rules_parent_class)->finalize) (object); } static void xfce_menu_standard_rules_get_property (GObject *object, guint prop_id, GValue *value, GParamSpec *pspec) { XfceMenuStandardRules *rules = XFCE_MENU_STANDARD_RULES (object); switch (prop_id) { case PROP_INCLUDE: g_value_set_boolean (value, xfce_menu_standard_rules_get_include (rules)); break; default: G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); break; } } static void xfce_menu_standard_rules_set_property (GObject *object, guint prop_id, const GValue *value, GParamSpec *pspec) { XfceMenuStandardRules *rules = XFCE_MENU_STANDARD_RULES (object); switch (prop_id) { case PROP_INCLUDE: xfce_menu_standard_rules_set_include (rules, g_value_get_boolean (value)); break; default: G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); break; } } static void xfce_menu_standard_rules_add_rules (XfceMenuRules *rules, XfceMenuRules *additional_rules) { XfceMenuStandardRules *std_rules = XFCE_MENU_STANDARD_RULES (rules); g_return_if_fail (XFCE_IS_MENU_RULES (rules)); g_return_if_fail (XFCE_IS_MENU_RULES (additional_rules)); /* Remove floating reference (if any) and request a normal one */ #if GLIB_CHECK_VERSION(2,10,0) g_object_ref_sink (G_OBJECT (additional_rules)); #else g_object_ref (G_OBJECT (additional_rules)); #endif /* Append rules to the list */ std_rules->rules = g_list_append (std_rules->rules, additional_rules); } static void xfce_menu_standard_rules_add_all (XfceMenuRules *rules) { XfceMenuStandardRules *std_rules = XFCE_MENU_STANDARD_RULES (rules); g_return_if_fail (XFCE_IS_MENU_RULES (rules)); std_rules->all = TRUE; } static void xfce_menu_standard_rules_add_filename (XfceMenuRules *rules, const gchar *filename) { XfceMenuStandardRules *std_rules = XFCE_MENU_STANDARD_RULES (rules); g_return_if_fail (XFCE_IS_MENU_RULES (rules)); g_return_if_fail (filename != NULL); /* Append filename to the list */ std_rules->filenames = g_list_append (std_rules->filenames, g_strdup (filename)); } static void xfce_menu_standard_rules_add_category (XfceMenuRules *rules, const gchar *category) { XfceMenuStandardRules *std_rules = XFCE_MENU_STANDARD_RULES (rules); g_return_if_fail (XFCE_IS_MENU_RULES (rules)); g_return_if_fail (category != NULL); /* Append category to the list (if not yet included) */ std_rules->categories = g_list_append (std_rules->categories, g_strdup (category)); } static gboolean xfce_menu_standard_rules_match (XfceMenuRules *rules, XfceMenuItem *item) { XfceMenuStandardRules *std_rules = XFCE_MENU_STANDARD_RULES (rules); g_return_val_if_fail (XFCE_IS_MENU_STANDARD_RULES (std_rules), FALSE); g_return_val_if_fail (XFCE_IS_MENU_ITEM (item), FALSE); return (*XFCE_MENU_STANDARD_RULES_GET_CLASS (std_rules)->match_item) (std_rules, item); } static gboolean xfce_menu_standard_rules_match_item (XfceMenuStandardRules *rules, XfceMenuItem *item) { g_return_val_if_fail (XFCE_IS_MENU_STANDARD_RULES (rules), FALSE); g_return_val_if_fail (XFCE_IS_MENU_ITEM (item), FALSE); return FALSE; } gboolean xfce_menu_standard_rules_get_include (XfceMenuStandardRules *rules) { g_return_val_if_fail (XFCE_IS_MENU_STANDARD_RULES (rules), TRUE); return rules->include; } void xfce_menu_standard_rules_set_include (XfceMenuStandardRules *rules, gboolean include) { g_return_if_fail (XFCE_IS_MENU_STANDARD_RULES (rules)); /* Do nothing if values are equal */ if (rules->include == include) return; /* Assign new value */ rules->include = include; /* Notify listeners */ g_object_notify (G_OBJECT (rules), "include"); }