diff options
Diffstat (limited to 'mate-volume-control/src/gvc-applet.c')
| -rw-r--r-- | mate-volume-control/src/gvc-applet.c | 357 |
1 files changed, 0 insertions, 357 deletions
diff --git a/mate-volume-control/src/gvc-applet.c b/mate-volume-control/src/gvc-applet.c deleted file mode 100644 index 3cb691f..0000000 --- a/mate-volume-control/src/gvc-applet.c +++ /dev/null @@ -1,357 +0,0 @@ -/* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 8 -*- - * - * Copyright (C) 2008 Red Hat, Inc. - * Copyright (C) 2014 Michal Ratajsky <[email protected]> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program 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 General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. - * - */ - -#include "config.h" - -#include <string.h> -#include <glib.h> -#include <glib/gi18n.h> -#include <glib-object.h> -#include <gtk/gtk.h> - -#include <libmatemixer/matemixer.h> - -#include "gvc-applet.h" -#include "gvc-stream-status-icon.h" - -#define GVC_APPLET_GET_PRIVATE(o) (G_TYPE_INSTANCE_GET_PRIVATE ((o), GVC_TYPE_APPLET, GvcAppletPrivate)) - -static const gchar *icon_names_output[] = { - "audio-volume-muted", - "audio-volume-low", - "audio-volume-medium", - "audio-volume-high", - NULL -}; - -static const gchar *icon_names_input[] = { - "audio-input-microphone-muted", - "audio-input-microphone-low", - "audio-input-microphone-medium", - "audio-input-microphone-high", - NULL -}; - -struct _GvcAppletPrivate -{ - GvcStreamStatusIcon *icon_input; - GvcStreamStatusIcon *icon_output; - gboolean running; - MateMixerContext *context; - MateMixerStream *input; -}; - -static void gvc_applet_class_init (GvcAppletClass *klass); -static void gvc_applet_init (GvcApplet *applet); - -G_DEFINE_TYPE (GvcApplet, gvc_applet, G_TYPE_OBJECT) - -static void -update_icon_input (GvcApplet *applet) -{ - MateMixerStreamControl *control = NULL; - gboolean show = FALSE; - - /* Enable the input icon in case there is an input stream present and there - * is a non-mixer application using the input */ - if (applet->priv->input != NULL) { - const gchar *app_id; - const GList *inputs = - mate_mixer_stream_list_controls (applet->priv->input); - - control = mate_mixer_stream_get_default_control (applet->priv->input); - - while (inputs != NULL) { - MateMixerStreamControl *input = - MATE_MIXER_STREAM_CONTROL (inputs->data); - MateMixerStreamControlRole role = - mate_mixer_stream_control_get_role (input); - - if (role == MATE_MIXER_STREAM_CONTROL_ROLE_APPLICATION) { - MateMixerAppInfo *app_info = - mate_mixer_stream_control_get_app_info (input); - - app_id = mate_mixer_app_info_get_id (app_info); - if (app_id == NULL) { - /* A recording application which has no - * identifier set */ - g_debug ("Found a recording application control %s", - mate_mixer_stream_control_get_label (input)); - - if G_UNLIKELY (control == NULL) { - /* In the unlikely case when there is no - * default input control, use the application - * control for the icon */ - control = input; - } - show = TRUE; - break; - } - - if (strcmp (app_id, "org.mate.VolumeControl") != 0 && - strcmp (app_id, "org.gnome.VolumeControl") != 0 && - strcmp (app_id, "org.PulseAudio.pavucontrol") != 0) { - g_debug ("Found a recording application %s", app_id); - - if G_UNLIKELY (control == NULL) - control = input; - - show = TRUE; - break; - } - } - inputs = inputs->next; - } - - if (show == TRUE) - g_debug ("Input icon enabled"); - else - g_debug ("There is no recording application, input icon disabled"); - } - - gvc_stream_status_icon_set_control (applet->priv->icon_input, control); - - gtk_status_icon_set_visible (GTK_STATUS_ICON (applet->priv->icon_input), show); -} - -static void -update_icon_output (GvcApplet *applet) -{ - MateMixerStream *stream; - MateMixerStreamControl *control = NULL; - - stream = mate_mixer_context_get_default_output_stream (applet->priv->context); - if (stream != NULL) - control = mate_mixer_stream_get_default_control (stream); - - gvc_stream_status_icon_set_control (applet->priv->icon_output, control); - - if (control != NULL) { - g_debug ("Output icon enabled"); - gtk_status_icon_set_visible (GTK_STATUS_ICON (applet->priv->icon_output), - TRUE); - } - else { - g_debug ("There is no output stream/control, output icon disabled"); - gtk_status_icon_set_visible (GTK_STATUS_ICON (applet->priv->icon_output), - FALSE); - } -} - -static void -on_input_stream_control_added (MateMixerStream *stream, - const gchar *name, - GvcApplet *applet) -{ - MateMixerStreamControl *control; - - control = mate_mixer_stream_get_control (stream, name); - if G_LIKELY (control != NULL) { - MateMixerStreamControlRole role = - mate_mixer_stream_control_get_role (control); - - /* Non-application input control doesn't affect the icon */ - if (role != MATE_MIXER_STREAM_CONTROL_ROLE_APPLICATION) - return; - } - - /* Either an application control has been added or we couldn't - * read the control, this shouldn't happen but let's revalidate the - * icon to be sure if it does */ - update_icon_input (applet); -} - -static void -on_input_stream_control_removed (MateMixerStream *stream, - const gchar *name, - GvcApplet *applet) -{ - /* The removed stream could be an application input, which may cause - * the input status icon to disappear */ - update_icon_input (applet); -} - -static gboolean -update_default_input_stream (GvcApplet *applet) -{ - MateMixerStream *stream; - - stream = mate_mixer_context_get_default_input_stream (applet->priv->context); - if (stream == applet->priv->input) - return FALSE; - - /* The input stream has changed */ - if (applet->priv->input != NULL) { - g_signal_handlers_disconnect_by_data (G_OBJECT (applet->priv->input), - applet); - g_object_unref (applet->priv->input); - } - - applet->priv->input = g_object_ref (stream); - if (applet->priv->input != NULL) { - g_signal_connect (G_OBJECT (applet->priv->input), - "control-added", - G_CALLBACK (on_input_stream_control_added), - applet); - g_signal_connect (G_OBJECT (applet->priv->input), - "control-removed", - G_CALLBACK (on_input_stream_control_removed), - applet); - } - - /* Return TRUE if the default input stream has changed */ - return TRUE; -} - -static void -on_context_state_notify (MateMixerContext *context, - GParamSpec *pspec, - GvcApplet *applet) -{ - MateMixerState state = mate_mixer_context_get_state (context); - - switch (state) { - case MATE_MIXER_STATE_FAILED: - g_warning ("Failed to connect to a sound system"); - break; - - case MATE_MIXER_STATE_READY: - update_default_input_stream (applet); - - /* Each status change may affect the visibility of the icons */ - update_icon_output (applet); - update_icon_input (applet); - break; - default: - break; - } -} - -static void -on_context_default_input_stream_notify (MateMixerContext *context, - GParamSpec *pspec, - GvcApplet *applet) -{ - if (update_default_input_stream (applet) == FALSE) - return; - - update_icon_input (applet); -} - -static void -on_context_default_output_stream_notify (MateMixerContext *control, - GParamSpec *pspec, - GvcApplet *applet) -{ - update_icon_output (applet); -} - -void -gvc_applet_start (GvcApplet *applet) -{ - g_return_if_fail (GVC_IS_APPLET (applet)); - - if G_UNLIKELY (applet->priv->running == TRUE) - return; - - if G_UNLIKELY (mate_mixer_context_open (applet->priv->context) == FALSE) { - /* Normally this should never happen, in the worst case we - * should end up with the Null module */ - g_warning ("Failed to connect to a sound system"); - } - - g_debug ("Applet has been started"); - - applet->priv->running = TRUE; -} - -static void -gvc_applet_dispose (GObject *object) -{ - GvcApplet *applet = GVC_APPLET (object); - - if (applet->priv->input != NULL) { - g_signal_handlers_disconnect_by_data (G_OBJECT (applet->priv->input), - applet); - g_clear_object (&applet->priv->input); - } - - g_clear_object (&applet->priv->context); - g_clear_object (&applet->priv->icon_input); - g_clear_object (&applet->priv->icon_output); - - G_OBJECT_CLASS (gvc_applet_parent_class)->dispose (object); -} - -static void -gvc_applet_class_init (GvcAppletClass *klass) -{ - GObjectClass *object_class = G_OBJECT_CLASS (klass); - - object_class->dispose = gvc_applet_dispose; - - g_type_class_add_private (klass, sizeof (GvcAppletPrivate)); -} - -static void -gvc_applet_init (GvcApplet *applet) -{ - applet->priv = GVC_APPLET_GET_PRIVATE (applet); - - applet->priv->icon_input = gvc_stream_status_icon_new (NULL, icon_names_input); - applet->priv->icon_output = gvc_stream_status_icon_new (NULL, icon_names_output); - - gvc_stream_status_icon_set_display_name (applet->priv->icon_input, _("Input")); - gvc_stream_status_icon_set_display_name (applet->priv->icon_output, _("Output")); - - gtk_status_icon_set_title (GTK_STATUS_ICON (applet->priv->icon_input), - _("Microphone Volume")); - gtk_status_icon_set_title (GTK_STATUS_ICON (applet->priv->icon_output), - _("Sound Output Volume")); - - applet->priv->context = mate_mixer_context_new (); - - mate_mixer_context_set_app_name (applet->priv->context, - _("MATE Volume Control Applet")); - - mate_mixer_context_set_app_id (applet->priv->context, GVC_APPLET_DBUS_NAME); - mate_mixer_context_set_app_version (applet->priv->context, VERSION); - mate_mixer_context_set_app_icon (applet->priv->context, "multimedia-volume-control"); - - g_signal_connect (G_OBJECT (applet->priv->context), - "notify::state", - G_CALLBACK (on_context_state_notify), - applet); - g_signal_connect (G_OBJECT (applet->priv->context), - "notify::default-input-stream", - G_CALLBACK (on_context_default_input_stream_notify), - applet); - g_signal_connect (G_OBJECT (applet->priv->context), - "notify::default-output-stream", - G_CALLBACK (on_context_default_output_stream_notify), - applet); -} - -GvcApplet * -gvc_applet_new (void) -{ - return g_object_new (GVC_TYPE_APPLET, NULL); -} |