diff options
Diffstat (limited to 'libdbusmenu-glib/server.c')
| -rw-r--r-- | libdbusmenu-glib/server.c | 251 |
1 files changed, 230 insertions, 21 deletions
diff --git a/libdbusmenu-glib/server.c b/libdbusmenu-glib/server.c index 524e777..091b243 100644 --- a/libdbusmenu-glib/server.c +++ b/libdbusmenu-glib/server.c @@ -42,7 +42,7 @@ License version 3 and version 2.1 along with this program. If not, see static void layout_update_signal (DbusmenuServer * server); -#define DBUSMENU_VERSION_NUMBER 2 +#define DBUSMENU_VERSION_NUMBER 3 #define DBUSMENU_INTERFACE "com.canonical.dbusmenu" /* Privates, I'll show you mine... */ @@ -64,6 +64,8 @@ struct _DbusmenuServerPrivate GArray * prop_array; guint property_idle; + + GHashTable * lookup_cache; }; #define DBUSMENU_SERVER_GET_PRIVATE(o) (DBUSMENU_SERVER(o)->priv) @@ -116,7 +118,9 @@ enum { METHOD_GET_PROPERTY, METHOD_GET_PROPERTIES, METHOD_EVENT, + METHOD_EVENT_GROUP, METHOD_ABOUT_TO_SHOW, + METHOD_ABOUT_TO_SHOW_GROUP, /* Counter, do not remove! */ METHOD_COUNT }; @@ -189,9 +193,15 @@ static void bus_get_properties (DbusmenuServer * server, static void bus_event (DbusmenuServer * server, GVariant * params, GDBusMethodInvocation * invocation); +static void bus_event_group (DbusmenuServer * server, + GVariant * params, + GDBusMethodInvocation * invocation); static void bus_about_to_show (DbusmenuServer * server, GVariant * params, GDBusMethodInvocation * invocation); +static void bus_about_to_show_group (DbusmenuServer * server, + GVariant * params, + GDBusMethodInvocation * invocation); static void find_servers_cb (GDBusConnection * connection, const gchar * sender, const gchar * path, @@ -356,9 +366,15 @@ dbusmenu_server_class_init (DbusmenuServerClass *class) dbusmenu_method_table[METHOD_EVENT].interned_name = g_intern_static_string("Event"); dbusmenu_method_table[METHOD_EVENT].func = bus_event; + dbusmenu_method_table[METHOD_EVENT_GROUP].interned_name = g_intern_static_string("EventGroup"); + dbusmenu_method_table[METHOD_EVENT_GROUP].func = bus_event_group; + dbusmenu_method_table[METHOD_ABOUT_TO_SHOW].interned_name = g_intern_static_string("AboutToShow"); dbusmenu_method_table[METHOD_ABOUT_TO_SHOW].func = bus_about_to_show; + dbusmenu_method_table[METHOD_ABOUT_TO_SHOW_GROUP].interned_name = g_intern_static_string("AboutToShowGroup"); + dbusmenu_method_table[METHOD_ABOUT_TO_SHOW_GROUP].func = bus_about_to_show_group; + return; } @@ -378,6 +394,8 @@ dbusmenu_server_init (DbusmenuServer *self) priv->find_server_signal = 0; priv->dbus_registration = 0; + priv->lookup_cache = g_hash_table_new_full(g_direct_hash, g_direct_equal, NULL, g_object_unref); + default_text_direction(self); priv->status = DBUSMENU_STATUS_NORMAL; priv->icon_dirs = NULL; @@ -450,10 +468,50 @@ dbusmenu_server_finalize (GObject *object) priv->icon_dirs = NULL; } + if (priv->lookup_cache) { + g_hash_table_destroy(priv->lookup_cache); + priv->lookup_cache = NULL; + } + G_OBJECT_CLASS (dbusmenu_server_parent_class)->finalize (object); return; } +static DbusmenuMenuitem * +lookup_menuitem_by_id (DbusmenuServer * server, gint id) +{ + DbusmenuServerPrivate * priv = DBUSMENU_SERVER_GET_PRIVATE(server); + + DbusmenuMenuitem *res = (DbusmenuMenuitem *) g_hash_table_lookup(priv->lookup_cache, GINT_TO_POINTER(id)); + if (!res && id == 0) { + return priv->root; + } + + return res; +} + +static void +cache_remove_entries_for_menuitem (GHashTable * cache, DbusmenuMenuitem * item) +{ + g_hash_table_remove(cache, GINT_TO_POINTER(dbusmenu_menuitem_get_id(item))); + + GList *child, *children = dbusmenu_menuitem_get_children(item); + for (child = children; child != NULL; child = child->next) { + cache_remove_entries_for_menuitem(cache, child->data); + } +} + +static void +cache_add_entries_for_menuitem (GHashTable * cache, DbusmenuMenuitem * item) +{ + g_hash_table_insert(cache, GINT_TO_POINTER(dbusmenu_menuitem_get_id(item)), g_object_ref(item)); + + GList *child, *children = dbusmenu_menuitem_get_children(item); + for (child = children; child != NULL; child = child->next) { + cache_add_entries_for_menuitem(cache, child->data); + } +} + static void set_property (GObject * obj, guint id, const GValue * value, GParamSpec * pspec) { @@ -480,6 +538,7 @@ set_property (GObject * obj, guint id, const GValue * value, GParamSpec * pspec) if (priv->root != NULL) { dbusmenu_menuitem_foreach(priv->root, menuitem_signals_remove, obj); dbusmenu_menuitem_set_root(priv->root, FALSE); + cache_remove_entries_for_menuitem(priv->lookup_cache, priv->root); GList * properties = dbusmenu_menuitem_properties_list(priv->root); GList * iter; @@ -495,6 +554,7 @@ set_property (GObject * obj, guint id, const GValue * value, GParamSpec * pspec) priv->root = DBUSMENU_MENUITEM(g_value_get_object(value)); if (priv->root != NULL) { g_object_ref(G_OBJECT(priv->root)); + cache_add_entries_for_menuitem(priv->lookup_cache, priv->root); dbusmenu_menuitem_set_root(priv->root, TRUE); dbusmenu_menuitem_foreach(priv->root, menuitem_signals_create, obj); @@ -1161,6 +1221,7 @@ static void menuitem_child_added (DbusmenuMenuitem * parent, DbusmenuMenuitem * child, guint pos, DbusmenuServer * server) { menuitem_signals_create(child, server); + cache_add_entries_for_menuitem(server->priv->lookup_cache, child); g_list_foreach(dbusmenu_menuitem_get_children(child), added_check_children, server); layout_update_signal(server); @@ -1171,6 +1232,7 @@ static void menuitem_child_removed (DbusmenuMenuitem * parent, DbusmenuMenuitem * child, DbusmenuServer * server) { menuitem_signals_remove(child, server); + cache_remove_entries_for_menuitem(server->priv->lookup_cache, child); layout_update_signal(server); return; } @@ -1259,7 +1321,7 @@ bus_get_layout (DbusmenuServer * server, GVariant * params, GDBusMethodInvocatio GVariant * items = NULL; if (priv->root != NULL) { - DbusmenuMenuitem * mi = dbusmenu_menuitem_find_id(priv->root, parent); + DbusmenuMenuitem * mi = lookup_menuitem_by_id(server, parent); if (mi != NULL) { items = dbusmenu_menuitem_build_variant(mi, props, recurse); @@ -1318,7 +1380,7 @@ bus_get_property (DbusmenuServer * server, GVariant * params, GDBusMethodInvocat g_variant_get(params, "(i&s)", &id, &property); - DbusmenuMenuitem * mi = dbusmenu_menuitem_find_id(priv->root, id); + DbusmenuMenuitem * mi = lookup_menuitem_by_id(server, id); if (mi == NULL) { g_dbus_method_invocation_return_error(invocation, @@ -1361,7 +1423,7 @@ bus_get_properties (DbusmenuServer * server, GVariant * params, GDBusMethodInvoc gint32 id; g_variant_get(params, "(i)", &id); - DbusmenuMenuitem * mi = dbusmenu_menuitem_find_id(priv->root, id); + DbusmenuMenuitem * mi = lookup_menuitem_by_id(server, id); if (mi == NULL) { g_dbus_method_invocation_return_error(invocation, @@ -1424,7 +1486,7 @@ bus_get_group_properties (DbusmenuServer * server, GVariant * params, GDBusMetho gint32 id; while (g_variant_iter_loop(ids, "i", &id)) { - DbusmenuMenuitem * mi = dbusmenu_menuitem_find_id(priv->root, id); + DbusmenuMenuitem * mi = lookup_menuitem_by_id(server, id); if (mi == NULL) continue; if (!builder_init) { @@ -1523,7 +1585,7 @@ bus_get_children (DbusmenuServer * server, GVariant * params, GDBusMethodInvocat return; } - DbusmenuMenuitem * mi = dbusmenu_menuitem_find_id(priv->root, id); + DbusmenuMenuitem * mi = lookup_menuitem_by_id(server, id); if (mi == NULL) { g_dbus_method_invocation_return_error(invocation, @@ -1585,6 +1647,28 @@ event_local_handler (gpointer user_data) return FALSE; } +/* The core menu finding and doing the work part of the two + event functions */ +static gboolean +bus_event_core (DbusmenuServer * server, gint32 id, gchar * event_type, GVariant * data, guint32 timestamp) +{ + DbusmenuMenuitem * mi = lookup_menuitem_by_id(server, id); + + if (mi == NULL) { + return FALSE; + } + + idle_event_t * event_data = g_new0(idle_event_t, 1); + event_data->mi = g_object_ref(mi); + event_data->eventid = g_strdup(event_type); + event_data->timestamp = timestamp; + event_data->variant = g_variant_ref(data); + + g_timeout_add(0, event_local_handler, event_data); + + return TRUE; +} + /* Handles the events coming off of DBus */ static void bus_event (DbusmenuServer * server, GVariant * params, GDBusMethodInvocation * invocation) @@ -1606,32 +1690,94 @@ bus_event (DbusmenuServer * server, GVariant * params, GDBusMethodInvocation * i g_variant_get(params, "(isvu)", &id, &etype, &data, &ts); - DbusmenuMenuitem * mi = dbusmenu_menuitem_find_id(priv->root, id); - - if (mi == NULL) { + if (!bus_event_core(server, id, etype, data, ts)) { g_dbus_method_invocation_return_error(invocation, error_quark(), INVALID_MENUITEM_ID, "The ID supplied %d does not refer to a menu item we have", id); - g_free(etype); - g_variant_unref(data); - } else { - idle_event_t * event_data = g_new0(idle_event_t, 1); - event_data->mi = g_object_ref(mi); - event_data->eventid = etype; /* give away our allocation */ - event_data->timestamp = ts; - event_data->variant = data; /* give away our reference */ + if (~g_dbus_message_get_flags (g_dbus_method_invocation_get_message (invocation)) & G_DBUS_MESSAGE_FLAGS_NO_REPLY_EXPECTED) { + g_dbus_method_invocation_return_value(invocation, NULL); + } + } + + g_free(etype); + g_variant_unref(data); + + return; +} + +/* Respond to the event group method that will send events to a + variety of menuitems */ +static void +bus_event_group (DbusmenuServer * server, GVariant * params, GDBusMethodInvocation * invocation) +{ + DbusmenuServerPrivate * priv = DBUSMENU_SERVER_GET_PRIVATE(server); + + if (priv->root == NULL) { + g_dbus_method_invocation_return_error(invocation, + error_quark(), + NO_VALID_LAYOUT, + "There currently isn't a layout in this server"); + return; + } + + GVariant * events = g_variant_get_child_value(params, 0); + gint32 id; + gchar *etype; + GVariant *data; + guint32 ts; + GVariantIter iter; + GVariantBuilder builder; - g_timeout_add(0, event_local_handler, event_data); + g_variant_iter_init(&iter, events); + g_variant_builder_init(&builder, G_VARIANT_TYPE("ai")); + gboolean gotone = FALSE; - g_dbus_method_invocation_return_value(invocation, NULL); + while (g_variant_iter_loop(&iter, "(isvu)", &id, &etype, &data, &ts)) { + if (bus_event_core(server, id, etype, data, ts)) { + gotone = TRUE; + } else { + g_variant_builder_add_value(&builder, g_variant_new_int32(id)); + } + } + + GVariant * errors = g_variant_builder_end(&builder); + g_variant_ref_sink(errors); + + if (gotone) { + if (~g_dbus_message_get_flags (g_dbus_method_invocation_get_message (invocation)) & G_DBUS_MESSAGE_FLAGS_NO_REPLY_EXPECTED) { + g_dbus_method_invocation_return_value(invocation, g_variant_new_tuple(&errors, 1)); + } + } else { + gchar * ids = g_variant_print(errors, FALSE); + g_dbus_method_invocation_return_error(invocation, + error_quark(), + INVALID_MENUITEM_ID, + "The IDs supplied '%s' do not refer to any menu items we have", + ids); + g_free(ids); } + g_variant_unref(errors); + g_variant_unref(events); + return; } +/* Does the about-to-show in an idle loop so we don't block things */ +/* NOTE: this only works so easily as we don't return the value, if we + were to do that it would get more complex. */ +static gboolean +bus_about_to_show_idle (gpointer user_data) +{ + DbusmenuMenuitem * mi = DBUSMENU_MENUITEM(user_data); + dbusmenu_menuitem_send_about_to_show(mi, NULL, NULL); + g_object_unref(mi); + return FALSE; +} + /* Recieve the About To Show function. Pass it to our menu item. */ static void bus_about_to_show (DbusmenuServer * server, GVariant * params, GDBusMethodInvocation * invocation) @@ -1648,7 +1794,7 @@ bus_about_to_show (DbusmenuServer * server, GVariant * params, GDBusMethodInvoca gint32 id; g_variant_get(params, "(i)", &id); - DbusmenuMenuitem * mi = dbusmenu_menuitem_find_id(priv->root, id); + DbusmenuMenuitem * mi = lookup_menuitem_by_id(server, id); if (mi == NULL) { g_dbus_method_invocation_return_error(invocation, @@ -1659,7 +1805,7 @@ bus_about_to_show (DbusmenuServer * server, GVariant * params, GDBusMethodInvoca return; } - dbusmenu_menuitem_send_about_to_show(mi, NULL, NULL); + g_timeout_add(0, bus_about_to_show_idle, g_object_ref(mi)); /* GTK+ does not support about-to-show concept for now */ g_dbus_method_invocation_return_value(invocation, @@ -1667,6 +1813,69 @@ bus_about_to_show (DbusmenuServer * server, GVariant * params, GDBusMethodInvoca return; } +/* Handle the about to show on a set of menus and tell all of them that + we love them */ +static void +bus_about_to_show_group (DbusmenuServer * server, GVariant * params, GDBusMethodInvocation * invocation) +{ + DbusmenuServerPrivate * priv = DBUSMENU_SERVER_GET_PRIVATE(server); + + if (priv->root == NULL) { + g_dbus_method_invocation_return_error(invocation, + error_quark(), + NO_VALID_LAYOUT, + "There currently isn't a layout in this server"); + return; + } + + gint32 id; + GVariantIter iter; + GVariantBuilder builder; + + g_variant_iter_init(&iter, params); + g_variant_builder_init(&builder, G_VARIANT_TYPE("ai")); + gboolean gotone = FALSE; + + while (g_variant_iter_loop(&iter, "(i)", &id)) { + DbusmenuMenuitem * mi = lookup_menuitem_by_id(server, id); + if (mi != NULL) { + g_timeout_add(0, bus_about_to_show_idle, g_object_ref(mi)); + gotone = TRUE; + } else { + g_variant_builder_add_value(&builder, g_variant_new_int32(id)); + } + } + + GVariant * errors = g_variant_builder_end(&builder); + g_variant_ref_sink(errors); + + if (gotone) { + if (~g_dbus_message_get_flags (g_dbus_method_invocation_get_message (invocation)) & G_DBUS_MESSAGE_FLAGS_NO_REPLY_EXPECTED) { + GVariantBuilder tuple; + g_variant_builder_init(&tuple, G_VARIANT_TYPE_TUPLE); + + /* Updates needed */ + g_variant_builder_add_value(&tuple, g_variant_new_array(G_VARIANT_TYPE_INT32, NULL, 0)); + /* Errors */ + g_variant_builder_add_value(&tuple, errors); + + g_dbus_method_invocation_return_value(invocation, g_variant_builder_end(&tuple)); + } + } else { + gchar * ids = g_variant_print(errors, FALSE); + g_dbus_method_invocation_return_error(invocation, + error_quark(), + INVALID_MENUITEM_ID, + "The IDs supplied '%s' do not refer to any menu items we have", + ids); + g_free(ids); + } + + g_variant_unref(errors); + + return; +} + /* Public Interface */ /** dbusmenu_server_new: |