forked from enlightenment/enlightenment
e systray: Add notifier watcher
Patch by: José Roberto de Souza <zehortigoza@profusion.mobi> SVN revision: 82114
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@ -12,7 +12,8 @@ systray_module_la_SOURCES = systray/e_mod_main.h \
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systray/e_mod_xembed.c \
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systray/e_mod_notifier_host_private.h \
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systray/e_mod_notifier_host.c \
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systray/e_mod_notifier_host_dbus.c
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systray/e_mod_notifier_host_dbus.c \
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systray/e_mod_notifier_watcher.c
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.PHONY: systray install-systray
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systray: $(systraypkg_LTLIBRARIES) $(systray_DATA)
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@ -373,12 +373,60 @@ notifier_items_get_cb(void *data, const EDBus_Message *msg, EDBus_Pending *pendi
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}
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}
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void systray_notifier_dbus_init(Instance_Notifier_Host *host_inst)
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static void
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item_registered_local_cb(void *data, const char *service)
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{
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EDBus_Object *obj;
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edbus_init();
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const char *bus, *path;
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Instance_Notifier_Host *host_inst = data;
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if (service_string_parse(service, &path, &bus))
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notifier_item_add(path, bus, host_inst);
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}
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host_inst->conn = edbus_connection_get(EDBUS_CONNECTION_TYPE_SESSION);
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static void
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item_unregistered_local_cb(void *data, const char *service)
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{
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const char *bus, *path;
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Instance_Notifier_Host *host_inst = data;
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Notifier_Item *item;
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if (!service_string_parse(service, &path, &bus))
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return;
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item = notifier_item_find(path, bus, host_inst);
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if (item)
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systray_notifier_item_free(item);
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eina_stringshare_del(path);
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eina_stringshare_del(bus);
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}
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static void
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name_request_cb(void *data, const EDBus_Message *msg, EDBus_Pending *pending EINA_UNUSED)
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{
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const char *error, *error_msg;
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unsigned flag;
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EDBus_Object *obj;
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Instance_Notifier_Host *host_inst = data;
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if (edbus_message_error_get(msg, &error, &error_msg))
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{
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ERR("%s %s", error, error_msg);
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goto end;
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}
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if (!edbus_message_arguments_get(msg, "u", &flag))
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{
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ERR("Error reading message.");
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goto end;
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}
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if (flag == EDBUS_NAME_REQUEST_REPLY_PRIMARY_OWNER)
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{
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systray_notifier_dbus_watcher_start(host_inst->conn,
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item_registered_local_cb,
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item_unregistered_local_cb, host_inst);
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return;
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}
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end:
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WRN("Bus name: %s already in use, getting data via dbus.\n", WATCHER_BUS);
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obj = edbus_object_get(host_inst->conn, WATCHER_BUS, WATCHER_PATH);
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host_inst->watcher = edbus_proxy_get(obj, WATCHER_IFACE);
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edbus_proxy_call(host_inst->watcher, "RegisterStatusNotifierHost", NULL, NULL, -1, "s",
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@ -391,18 +439,35 @@ void systray_notifier_dbus_init(Instance_Notifier_Host *host_inst)
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notifier_item_del_cb, host_inst);
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}
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void systray_notifier_dbus_init(Instance_Notifier_Host *host_inst)
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{
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edbus_init();
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host_inst->conn = edbus_connection_get(EDBUS_CONNECTION_TYPE_SESSION);
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edbus_name_request(host_inst->conn,
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WATCHER_BUS, EDBUS_NAME_REQUEST_FLAG_REPLACE_EXISTING,
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name_request_cb, host_inst);
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}
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void systray_notifier_dbus_shutdown(Instance_Notifier_Host *host_inst)
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{
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Eina_Inlist *safe_list;
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Notifier_Item *item;
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EDBus_Object *obj;
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EINA_INLIST_FOREACH_SAFE(host_inst->items_list, safe_list, item)
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systray_notifier_item_free(item);
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obj = edbus_proxy_object_get(host_inst->watcher);
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edbus_proxy_unref(host_inst->watcher);
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edbus_object_unref(obj);
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if (!host_inst->watcher)
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systray_notifier_dbus_watcher_stop();
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else
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{
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EDBus_Object *obj;
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obj = edbus_proxy_object_get(host_inst->watcher);
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edbus_proxy_unref(host_inst->watcher);
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edbus_object_unref(obj);
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host_inst->watcher = NULL;
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}
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edbus_connection_unref(host_inst->conn);
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edbus_shutdown();
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}
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@ -47,6 +47,8 @@ typedef struct _Notifier_Item
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Eina_Bool in_box;
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} Notifier_Item;
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typedef void (*E_Notifier_Watcher_Item_Registered_Cb)(void *data, const char *service);
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typedef void (*E_Notifier_Watcher_Item_Unregistered_Cb)(void *data, const char *service);
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void systray_notifier_update_menu(void *data, E_DBusMenu_Item *new_root_item);
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void systray_notifier_item_update(Notifier_Item *item);
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@ -54,3 +56,6 @@ void systray_notifier_item_free(Notifier_Item *item);
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void systray_notifier_dbus_init(Instance_Notifier_Host *host_inst);
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void systray_notifier_dbus_shutdown(Instance_Notifier_Host *host_inst);
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void systray_notifier_dbus_watcher_start(EDBus_Connection *connection, E_Notifier_Watcher_Item_Registered_Cb registered, E_Notifier_Watcher_Item_Unregistered_Cb unregistered, const void *data);
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void systray_notifier_dbus_watcher_stop(void);
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@ -0,0 +1,182 @@
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#include "e_mod_notifier_host_private.h"
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#define PATH "/StatusNotifierWatcher"
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#define IFACE "org.kde.StatusNotifierWatcher"
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#define PROTOCOL_VERSION 1
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#define ERROR_HOST_ALREADY_REGISTERED "org.kde.StatusNotifierWatcher.Host.AlreadyRegistered"
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#define ERROR_ITEM_ALREADY_REGISTERED "org.kde.StatusNotifierWatcher.Item.AlreadyRegistered"
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static EDBus_Connection *conn = NULL;
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static EDBus_Service_Interface *iface = NULL;
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static Eina_List *items;
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static const char *host_service = NULL;
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static E_Notifier_Watcher_Item_Registered_Cb registered_cb;
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static E_Notifier_Watcher_Item_Unregistered_Cb unregistered_cb;
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static void *user_data;
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enum
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{
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ITEM_REGISTERED = 0,
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ITEM_UNREGISTERED,
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HOST_REGISTERED,
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HOST_UNREGISTERED
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};
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static void
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item_name_monitor_cb(void *data, const char *bus, const char *old_id EINA_UNUSED, const char *new_id)
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{
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const char *service = data;
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if (strcmp(new_id, ""))
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return;
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edbus_service_signal_emit(iface, ITEM_UNREGISTERED, service);
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items = eina_list_remove(items, service);
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if (unregistered_cb)
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unregistered_cb(user_data, service);
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eina_stringshare_del(service);
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edbus_name_owner_changed_callback_del(conn, bus, item_name_monitor_cb, service);
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}
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static EDBus_Message *
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register_item_cb(const EDBus_Service_Interface *s_iface, const EDBus_Message *msg)
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{
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const char *service;
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char buf[1024];
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if (!edbus_message_arguments_get(msg, "s", &service))
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return NULL;
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sprintf(buf, "%s%s", edbus_message_sender_get(msg), service);
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service = eina_stringshare_add(buf);
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if (eina_list_data_find(items, service))
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{
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eina_stringshare_del(service);
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return edbus_message_error_new(msg, ERROR_ITEM_ALREADY_REGISTERED, "");
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}
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items = eina_list_append(items, service);
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edbus_service_signal_emit(s_iface, ITEM_REGISTERED, service);
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edbus_name_owner_changed_callback_add(conn, edbus_message_sender_get(msg),
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item_name_monitor_cb, service,
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EINA_FALSE);
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if (registered_cb)
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registered_cb(user_data, service);
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return edbus_message_method_return_new(msg);
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}
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static void
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host_name_monitor_cb(void *data EINA_UNUSED, const char *bus, const char *old_id EINA_UNUSED, const char *new_id)
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{
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if (strcmp(new_id, ""))
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return;
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edbus_service_signal_emit(iface, HOST_UNREGISTERED);
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eina_stringshare_del(host_service);
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host_service = NULL;
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edbus_name_owner_changed_callback_del(conn, bus, host_name_monitor_cb, NULL);
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}
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static EDBus_Message *
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register_host_cb(const EDBus_Service_Interface *s_iface, const EDBus_Message *msg)
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{
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if (host_service)
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return edbus_message_error_new(msg, ERROR_HOST_ALREADY_REGISTERED, "");
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if (!edbus_message_arguments_get(msg, "s", &host_service))
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return NULL;
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host_service = eina_stringshare_add(host_service);
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edbus_service_signal_emit(s_iface, HOST_REGISTERED);
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edbus_name_owner_changed_callback_add(conn, edbus_message_sender_get(msg),
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host_name_monitor_cb, NULL, EINA_FALSE);
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return edbus_message_method_return_new(msg);
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}
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static Eina_Bool
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properties_get(const EDBus_Service_Interface *s_iface EINA_UNUSED, const char *propname, EDBus_Message_Iter *iter, const EDBus_Message *request_msg EINA_UNUSED, EDBus_Message **error EINA_UNUSED)
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{
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if (!strcmp(propname, "ProtocolVersion"))
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edbus_message_iter_basic_append(iter, 'i', PROTOCOL_VERSION);
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else if (!strcmp(propname, "RegisteredStatusNotifierItems"))
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{
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EDBus_Message_Iter *array;
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Eina_List *l;
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const char *service;
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edbus_message_iter_arguments_append(iter, "as", &array);
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EINA_LIST_FOREACH(items, l, service)
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edbus_message_iter_arguments_append(array, "s", service);
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edbus_message_iter_container_close(iter, array);
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}
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else if (!strcmp(propname, "IsStatusNotifierHostRegistered"))
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edbus_message_iter_arguments_append(iter, "b", host_service ? EINA_TRUE : EINA_FALSE);
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return EINA_TRUE;
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}
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static const EDBus_Property properties[] =
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{
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{ "RegisteredStatusNotifierItems", "as", NULL, NULL, 0 },
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{ "IsStatusNotifierHostRegistered", "b", NULL, NULL, 0 },
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{ "ProtocolVersion", "i", NULL, NULL, 0 },
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{ NULL, NULL, NULL, NULL, 0 }
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};
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static const EDBus_Signal signals[] = {
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{ "StatusNotifierItemRegistered", EDBUS_ARGS({"s", "service"}), 0 },
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{ "StatusNotifierItemUnregistered", EDBUS_ARGS({"s", "service"}), 0 },
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{ "StatusNotifierHostRegistered", NULL, 0 },
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{ "StatusNotifierHostUnregistered", NULL, 0 },
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{ NULL, NULL, 0 }
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};
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static const EDBus_Method methods[] =
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{
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{"RegisterStatusNotifierItem", EDBUS_ARGS({"s", "service"}), NULL,
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register_item_cb, 0 },
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{"RegisterStatusNotifierHost", EDBUS_ARGS({"s", "service"}), NULL,
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register_host_cb, 0 },
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{ NULL, NULL, NULL, NULL, 0 }
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};
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static const EDBus_Service_Interface_Desc iface_desc = {
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IFACE, methods, signals, properties, properties_get, NULL
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};
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void
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systray_notifier_dbus_watcher_start(EDBus_Connection *connection, E_Notifier_Watcher_Item_Registered_Cb registered, E_Notifier_Watcher_Item_Unregistered_Cb unregistered, const void *data)
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{
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EINA_SAFETY_ON_TRUE_RETURN(!!conn);
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conn = connection;
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iface = edbus_service_interface_register(conn, PATH, &iface_desc);
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registered_cb = registered;
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unregistered_cb = unregistered;
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user_data = (void *)data;
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host_service = eina_stringshare_add("internal");
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}
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void
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systray_notifier_dbus_watcher_stop(void)
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{
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const char *txt;
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edbus_service_interface_unregister(iface);
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EINA_LIST_FREE(items, txt)
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{
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char *bus;
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int i;
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for (i = 0; txt[i] != '/'; i++);
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i++;
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bus = malloc(sizeof(char) * i);
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snprintf(bus, i, "%s", txt);
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edbus_name_owner_changed_callback_del(conn, bus, item_name_monitor_cb, txt);
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free(bus);
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eina_stringshare_del(txt);
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}
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if (host_service)
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eina_stringshare_del(host_service);
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conn = NULL;
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}
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