edbus: Refactor banshee example
Patch by: José Roberto de Souza <zehortigoza@profusion.mobi> SVN revision: 80685
This commit is contained in:
José Roberto de Souza
Lucas De Marchi
parent
4327109500
commit
bafc3adf76
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@ -1,30 +1,33 @@
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#include "EDBus.h"
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#include <Ecore.h>
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#define BUS "org.bansheeproject.Banshee"
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#define ENGINE_PATH "/org/bansheeproject/Banshee/PlayerEngine"
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#define CONTROLLER_PATH "/org/bansheeproject/Banshee/PlaybackController"
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#define MPRIS_PATH "/org/mpris/MediaPlayer2"
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#define ENGINE_IFACE "org.bansheeproject.Banshee.PlayerEngine"
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#define CONTROLLER_IFACE "org.bansheeproject.Banshee.PlaybackController"
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#define MPRIS_IFACE "org.mpris.MediaPlayer2.Playlists"
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static EDBus_Signal_Handler *state_changed2;
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static Eina_Bool
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_timer1_cb(void *data)
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_timeout_application(void *data)
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{
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printf("\n## ecore_main_loop_quit()\n");
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ecore_main_loop_quit();
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return EINA_TRUE;
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}
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EDBus_Connection *conn;
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EDBus_Signal_Handler *sh, *sh2, *sh3, *sh4;
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static void
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on_get_playlists(void *data, const EDBus_Message *msg, EDBus_Pending *pending)
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{
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const char *errname, *errmsg;
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EDBus_Message_Iter *array, *struct_entry;
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char *path, *name, *image;
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const char *path, *name, *image;
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int i = 0;
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if (edbus_message_error_get(msg, &errname, &errmsg))
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{
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fprintf(stderr, "Error: %s %s\n", errname, errmsg);
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return;
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}
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EINA_SAFETY_ON_TRUE_RETURN(edbus_message_error_get(msg, NULL, NULL));
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if (!edbus_message_arguments_get(msg, "a(oss)", &array))
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{
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@ -34,7 +37,7 @@ on_get_playlists(void *data, const EDBus_Message *msg, EDBus_Pending *pending)
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printf("on_get_playlists() \n\n");
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while (edbus_message_iter_get_and_next(array, 'r', &struct_entry))
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{
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if (! edbus_message_iter_arguments_get(struct_entry, "oss", &path, &name, &image))
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if (!edbus_message_iter_arguments_get(struct_entry, "oss", &path, &name, &image))
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{
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printf("error on edbus_massage_iterator_arguments_get()");
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return;
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@ -72,14 +75,9 @@ iterate_dict(void *data, const void *key, EDBus_Message_Iter *var)
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static void
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playlist_get_all_cb(void *data, const EDBus_Message *msg, EDBus_Pending *pending)
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{
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const char *errname, *errmsg;
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EDBus_Message_Iter *array;
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EINA_SAFETY_ON_TRUE_RETURN(edbus_message_error_get(msg, NULL, NULL));
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if (edbus_message_error_get(msg, &errname, &errmsg))
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{
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fprintf(stderr, "Error: %s %s\n", errname, errmsg);
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return;
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}
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if (edbus_message_arguments_get(msg, "a{sv}", &array))
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edbus_message_iter_dict_iterate(array, "sv", iterate_dict, NULL);
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}
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@ -87,13 +85,9 @@ playlist_get_all_cb(void *data, const EDBus_Message *msg, EDBus_Pending *pending
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static void
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on_introspect(void *data, const EDBus_Message *msg, EDBus_Pending *pending)
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{
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const char *errname, *errmsg, *string;
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const char *string;
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if (edbus_message_error_get(msg, &errname, &errmsg))
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{
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fprintf(stderr, "Error: %s %s\n", errname, errmsg);
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return;
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}
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EINA_SAFETY_ON_TRUE_RETURN(edbus_message_error_get(msg, NULL, NULL));
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if (!edbus_message_arguments_get(msg, "s", &string))
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{
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@ -105,40 +99,20 @@ on_introspect(void *data, const EDBus_Message *msg, EDBus_Pending *pending)
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}
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static void
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on_next(void *data, const EDBus_Message *msg, EDBus_Pending *pending)
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on_next_or_pause(void *data, const EDBus_Message *msg, EDBus_Pending *pending)
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{
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const char *errname, *errmsg;
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const char *status = data;
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printf("on_next()\n");
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EINA_SAFETY_ON_TRUE_RETURN(edbus_message_error_get(msg, NULL, NULL));
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if (edbus_message_error_get(msg, &errname, &errmsg))
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{
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fprintf(stderr, "Error: %s %s\n", errname, errmsg);
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}
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}
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static void
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on_pause(void *data, const EDBus_Message *msg, EDBus_Pending *pending)
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{
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const char *errname, *errmsg;
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printf("on_pause()\n");
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if (edbus_message_error_get(msg, &errname, &errmsg))
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{
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fprintf(stderr, "Error: %s %s\n", errname, errmsg);
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}
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printf("%s\n", status);
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}
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static void
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on_state_changed(void *data, const EDBus_Message *msg)
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{
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char *status;
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if (edbus_message_error_get(msg, NULL, NULL))
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{
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fprintf(stderr, "on_state_changed error\n");
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return;
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}
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const char *status;
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EINA_SAFETY_ON_TRUE_RETURN(edbus_message_error_get(msg, NULL, NULL));
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if (!edbus_message_arguments_get(msg, "s", &status))
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{
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@ -152,12 +126,8 @@ on_state_changed(void *data, const EDBus_Message *msg)
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static void
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on_state_changed2(void *data, const EDBus_Message *msg)
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{
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char *status;
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if (edbus_message_error_get(msg, NULL, NULL))
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{
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fprintf(stderr, "on_state_changed error\n");
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return;
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}
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const char *status;
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EINA_SAFETY_ON_TRUE_RETURN(edbus_message_error_get(msg, NULL, NULL));
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if (!edbus_message_arguments_get(msg, "s", &status))
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{
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@ -166,19 +136,21 @@ on_state_changed2(void *data, const EDBus_Message *msg)
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}
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printf("on_state_changed2 = %s\n", status);
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edbus_signal_handler_unref(sh2);
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sh2 = NULL;
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edbus_signal_handler_unref(state_changed2);
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state_changed2 = NULL;
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}
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static void
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on_name_owner_changed_by_id(void *data, const EDBus_Message *msg)
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on_banshee_startup(void *data, const EDBus_Message *msg)
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{
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char *bus, *older_id, *new_id;
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const char *bus, *older_id, *new_id;
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if (edbus_message_error_get(msg, NULL, NULL))
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return;
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EINA_SAFETY_ON_TRUE_RETURN(edbus_message_error_get(msg, NULL, NULL));
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if (!edbus_message_arguments_get(msg, "sss", &bus, &older_id, &new_id))
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printf("Error getting arguments from NameOwnerChanged");
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{
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printf("Error getting arguments from NameOwnerChanged");
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return;
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}
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printf("banshee started on id=%s\n", new_id);
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}
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@ -186,13 +158,14 @@ on_name_owner_changed_by_id(void *data, const EDBus_Message *msg)
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static void
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on_name_owner_changed(void *data, const EDBus_Message *msg)
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{
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char *bus, *older_id, *new_id;
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const char *name, *text;
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const char *bus, *older_id, *new_id;
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if (edbus_message_error_get(msg, &name, &text))
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printf("NameOwnerChanged name=%s text=%s", name, text);
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EINA_SAFETY_ON_TRUE_RETURN(edbus_message_error_get(msg, NULL, NULL));
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if (!edbus_message_arguments_get(msg, "sss", &bus, &older_id, &new_id))
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printf("Error getting arguments from NameOwnerChanged");
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{
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printf("Error getting arguments from NameOwnerChanged");
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return;
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}
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printf("bus = %s older=%s new=%s\n\n", bus, older_id, new_id);
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}
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@ -200,126 +173,63 @@ on_name_owner_changed(void *data, const EDBus_Message *msg)
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int
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main(void)
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{
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EDBus_Object *player_engine_obj, *playback_controller_obj, *mediaplayer2_obj;
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EDBus_Proxy *player_engine, *playback_controler, *introspectable, *playlists;
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EDBus_Pending *pending;
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unsigned int bool2 = 1;
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unsigned int playlist_index = 0;
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unsigned int playlist_max_count = 30;
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unsigned int playlist_reverse_order = 0;
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const char *playlist_order = "asc";
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EDBus_Connection *conn;
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EDBus_Object *engine_obj, *controller_obj, *mpris_obj;
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EDBus_Proxy *engine, *controler, *playlists;
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EDBus_Signal_Handler *sh;
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ecore_init();
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edbus_init();
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conn = edbus_connection_get(EDBUS_CONNECTION_TYPE_SESSION);
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player_engine_obj = edbus_object_get(conn, "org.bansheeproject.Banshee",
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"/org/bansheeproject/Banshee/PlayerEngine");
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if (!player_engine_obj)
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{
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fprintf(stderr, "Error: could not get object\n");
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return EXIT_FAILURE;
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}
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engine_obj = edbus_object_get(conn, BUS, ENGINE_PATH);
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controller_obj = edbus_object_get(conn, BUS, CONTROLLER_PATH);
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mpris_obj = edbus_object_get(conn, BUS, MPRIS_PATH);
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playback_controller_obj = edbus_object_get(conn, "org.bansheeproject.Banshee",
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"/org/bansheeproject/Banshee/PlaybackController");
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engine = edbus_proxy_get(engine_obj, ENGINE_IFACE);
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EINA_SAFETY_ON_NULL_GOTO(engine, end);
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controler = edbus_proxy_get(controller_obj, CONTROLLER_IFACE);
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EINA_SAFETY_ON_NULL_GOTO(controler, end);
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playlists = edbus_proxy_get(mpris_obj, MPRIS_IFACE);
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EINA_SAFETY_ON_NULL_GOTO(playlists, end);
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mediaplayer2_obj = edbus_object_get(conn, "org.bansheeproject.Banshee",
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"/org/mpris/MediaPlayer2");
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edbus_object_introspect(engine_obj, on_introspect, NULL);
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player_engine = edbus_proxy_get(player_engine_obj,
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"org.bansheeproject.Banshee.PlayerEngine");
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if (!player_engine)
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{
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fprintf(stderr, "Error: could not get binding\n");
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return EXIT_FAILURE;
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}
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edbus_proxy_signal_handler_add(engine, "StateChanged", on_state_changed, NULL);
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edbus_proxy_call(engine, "Pause", on_next_or_pause, "Pause", -1, "");
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introspectable = edbus_proxy_get(player_engine_obj,
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"org.freedesktop.DBus.Introspectable");
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if (!introspectable)
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{
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fprintf(stderr, "Error: could not get binding\n");
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return EXIT_FAILURE;
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}
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playback_controler = edbus_proxy_get(playback_controller_obj,
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"org.bansheeproject.Banshee.PlaybackController");
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if (!playback_controler)
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{
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fprintf(stderr, "Error: could not get binding\n");
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return EXIT_FAILURE;
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}
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edbus_proxy_signal_handler_add(player_engine, "StateChanged", on_state_changed, NULL);
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playlists = edbus_proxy_get(mediaplayer2_obj, "org.mpris.MediaPlayer2.Playlists");
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edbus_proxy_call(controler, "Next", on_next_or_pause, "Next", -1, "b", EINA_TRUE);
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edbus_proxy_property_get_all(playlists, playlist_get_all_cb, NULL);
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pending = edbus_proxy_call(introspectable, "Introspect", on_introspect, NULL, -1, "");
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if (!pending)
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{
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fprintf(stderr, "Error: could not call\n");
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return EXIT_FAILURE;
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}
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pending = edbus_proxy_call(player_engine, "Pause", on_pause, NULL, -1, "");
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if (!pending)
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{
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fprintf(stderr, "Error: could not call\n");
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return EXIT_FAILURE;
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}
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pending = edbus_proxy_call(playback_controler, "Next", on_next, NULL, -1, "b", bool2);
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if (!pending)
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{
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fprintf(stderr, "Error: could not call\n");
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return EXIT_FAILURE;
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}
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edbus_proxy_call(playlists, "GetPlaylists", on_get_playlists, NULL, -1,
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"uusb", playlist_index, playlist_max_count,
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playlist_order, playlist_reverse_order);
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"uusb", (unsigned)0, (unsigned)30, "asc", EINA_FALSE);
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sh = edbus_signal_handler_add(conn, "org.bansheeproject.Banshee",
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"/org/bansheeproject/Banshee/PlayerEngine",
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"org.bansheeproject.Banshee.PlayerEngine",
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edbus_signal_handler_add(conn, BUS, ENGINE_PATH, ENGINE_IFACE,
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"StateChanged", on_state_changed, NULL);
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state_changed2 = edbus_signal_handler_add(conn, BUS, ENGINE_PATH, ENGINE_IFACE,
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"StateChanged", on_state_changed2, NULL);
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sh2 = edbus_signal_handler_add(conn, "org.bansheeproject.Banshee",
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"/org/bansheeproject/Banshee/PlayerEngine",
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"org.bansheeproject.Banshee.PlayerEngine",
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"StateChanged", on_state_changed2, NULL);
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sh = edbus_signal_handler_add(conn, EDBUS_FDO_BUS, EDBUS_FDO_PATH,
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EDBUS_FDO_INTERFACE, "NameOwnerChanged",
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on_name_owner_changed, NULL);
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edbus_signal_handler_match_extra_set(sh, "arg0", BUS, NULL);
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sh3 = edbus_signal_handler_add(conn,
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EDBUS_FDO_BUS,
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EDBUS_FDO_PATH,
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EDBUS_FDO_INTERFACE,
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"NameOwnerChanged",
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on_name_owner_changed,
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NULL);
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edbus_signal_handler_match_extra_set(sh3, "arg0", "org.bansheeproject.Banshee", NULL);
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sh = edbus_signal_handler_add(conn, EDBUS_FDO_BUS, EDBUS_FDO_PATH,
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EDBUS_FDO_INTERFACE, "NameOwnerChanged",
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on_banshee_startup, NULL);
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edbus_signal_handler_match_extra_set(sh, "arg0", BUS, "arg1", "", NULL);
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sh4 = edbus_signal_handler_add(conn,
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EDBUS_FDO_BUS,
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EDBUS_FDO_PATH,
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EDBUS_FDO_INTERFACE,
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"NameOwnerChanged",
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on_name_owner_changed_by_id,
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NULL);
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edbus_signal_handler_match_extra_set(sh4,
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"arg0", "org.bansheeproject.Banshee",
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"arg1", "", NULL);
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ecore_timer_add(50, _timer1_cb, NULL);
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ecore_timer_add(50, _timeout_application, NULL);
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ecore_main_loop_begin();
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edbus_signal_handler_unref(sh);
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edbus_proxy_unref(playback_controler);
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edbus_proxy_unref(introspectable);
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edbus_object_unref(player_engine_obj);
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end:
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/**
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* It's not necessary unref all objecs, proxys and signal handlers
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* When a parent have ref = 0, it will unref all your childrens
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* before free it self.
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**/
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edbus_connection_unref(conn);
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edbus_shutdown();
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