1 /* 2 * Copyright (C) 2014 Michal Ratajsky <michal.ratajsky@gmail.com> 3 * 4 * This library is free software; you can redistribute it and/or 5 * modify it under the terms of the GNU Lesser General Public 6 * License as published by the Free Software Foundation; either 7 * version 2 of the licence, or (at your option) any later version. 8 * 9 * This library is distributed in the hope that it will be useful, 10 * but WITHOUT ANY WARRANTY; without even the implied warranty of 11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 12 * Lesser General Public License for more details. 13 * 14 * You should have received a copy of the GNU Lesser General Public 15 * License along with this library; if not, see <http://www.gnu.org/licenses/>. 16 */ 17 18 #ifndef MATEMIXER_BACKEND_H 19 #define MATEMIXER_BACKEND_H 20 21 #include <glib.h> 22 #include <glib-object.h> 23 24 #include "matemixer-enums.h" 25 #include "matemixer-types.h" 26 27 G_BEGIN_DECLS 28 29 #define MATE_MIXER_TYPE_BACKEND \ 30 (mate_mixer_backend_get_type ()) 31 #define MATE_MIXER_BACKEND(o) \ 32 (G_TYPE_CHECK_INSTANCE_CAST ((o), MATE_MIXER_TYPE_BACKEND, MateMixerBackend)) 33 #define MATE_MIXER_IS_BACKEND(o) \ 34 (G_TYPE_CHECK_INSTANCE_TYPE ((o), MATE_MIXER_TYPE_BACKEND)) 35 #define MATE_MIXER_BACKEND_CLASS(k) \ 36 (G_TYPE_CHECK_CLASS_CAST ((k), MATE_MIXER_TYPE_BACKEND, MateMixerBackendClass)) 37 #define MATE_MIXER_IS_BACKEND_CLASS(k) \ 38 (G_TYPE_CHECK_CLASS_TYPE ((k), MATE_MIXER_TYPE_BACKEND)) 39 #define MATE_MIXER_BACKEND_GET_CLASS(o) \ 40 (G_TYPE_INSTANCE_GET_CLASS ((o), MATE_MIXER_TYPE_BACKEND, MateMixerBackendClass)) 41 42 typedef struct _MateMixerBackend MateMixerBackend; 43 typedef struct _MateMixerBackendClass MateMixerBackendClass; 44 typedef struct _MateMixerBackendPrivate MateMixerBackendPrivate; 45 46 struct _MateMixerBackend 47 { 48 GObject object; 49 50 /*< private >*/ 51 MateMixerBackendPrivate *priv; 52 }; 53 54 struct _MateMixerBackendClass 55 { 56 GObjectClass parent_class; 57 58 /*< private >*/ 59 void (*set_app_info) (MateMixerBackend *backend, 60 MateMixerAppInfo *info); 61 void (*set_server_address) (MateMixerBackend *backend, 62 const gchar *address); 63 64 gboolean (*open) (MateMixerBackend *backend); 65 void (*close) (MateMixerBackend *backend); 66 67 const GList *(*list_devices) (MateMixerBackend *backend); 68 const GList *(*list_streams) (MateMixerBackend *backend); 69 const GList *(*list_stored_controls) (MateMixerBackend *backend); 70 71 gboolean (*set_default_input_stream) (MateMixerBackend *backend, 72 MateMixerStream *stream); 73 gboolean (*set_default_output_stream) (MateMixerBackend *backend, 74 MateMixerStream *stream); 75 76 /* Signals */ 77 void (*device_added) (MateMixerBackend *backend, 78 const gchar *name); 79 void (*device_removed) (MateMixerBackend *backend, 80 const gchar *name); 81 void (*stream_added) (MateMixerBackend *backend, 82 const gchar *name); 83 void (*stream_removed) (MateMixerBackend *backend, 84 const gchar *name); 85 void (*stored_control_added) (MateMixerBackend *backend, 86 const gchar *name); 87 void (*stored_control_removed) (MateMixerBackend *backend, 88 const gchar *name); 89 }; 90 91 GType mate_mixer_backend_get_type (void) G_GNUC_CONST; 92 93 void mate_mixer_backend_set_app_info (MateMixerBackend *backend, 94 MateMixerAppInfo *info); 95 void mate_mixer_backend_set_server_address (MateMixerBackend *backend, 96 const gchar *address); 97 98 gboolean mate_mixer_backend_open (MateMixerBackend *backend); 99 void mate_mixer_backend_close (MateMixerBackend *backend); 100 101 MateMixerState mate_mixer_backend_get_state (MateMixerBackend *backend); 102 103 MateMixerDevice * mate_mixer_backend_get_device (MateMixerBackend *backend, 104 const gchar *name); 105 MateMixerStream * mate_mixer_backend_get_stream (MateMixerBackend *backend, 106 const gchar *name); 107 MateMixerStoredControl *mate_mixer_backend_get_stored_control (MateMixerBackend *backend, 108 const gchar *name); 109 110 const GList * mate_mixer_backend_list_devices (MateMixerBackend *backend); 111 const GList * mate_mixer_backend_list_streams (MateMixerBackend *backend); 112 const GList * mate_mixer_backend_list_stored_controls (MateMixerBackend *backend); 113 114 MateMixerStream * mate_mixer_backend_get_default_input_stream (MateMixerBackend *backend); 115 gboolean mate_mixer_backend_set_default_input_stream (MateMixerBackend *backend, 116 MateMixerStream *stream); 117 118 MateMixerStream * mate_mixer_backend_get_default_output_stream (MateMixerBackend *backend); 119 gboolean mate_mixer_backend_set_default_output_stream (MateMixerBackend *backend, 120 MateMixerStream *stream); 121 122 /* Protected functions */ 123 void _mate_mixer_backend_set_state (MateMixerBackend *backend, 124 MateMixerState state); 125 126 void _mate_mixer_backend_set_default_input_stream (MateMixerBackend *backend, 127 MateMixerStream *stream); 128 129 void _mate_mixer_backend_set_default_output_stream (MateMixerBackend *backend, 130 MateMixerStream *stream); 131 132 G_END_DECLS 133 134 #endif /* MATEMIXER_BACKEND_H */ 135