From 707fd6c5e2d5bdfa6ff1b87f770c1d0b8e8d0894 Mon Sep 17 00:00:00 2001 From: charles kerr Date: Tue, 29 Dec 2015 11:03:41 -0600 Subject: break volume-warning into an abstract base and concrete pulse-based impl --- src/CMakeLists.txt | 10 ++ src/main.c | 2 +- src/volume-warning-pulse.vala | 208 ++++++++++++++++++++++++++++++++++++++++++ src/volume-warning.vala | 194 +++------------------------------------ 4 files changed, 231 insertions(+), 183 deletions(-) create mode 100644 src/volume-warning-pulse.vala (limited to 'src') diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt index 3382c23..57bf539 100644 --- a/src/CMakeLists.txt +++ b/src/CMakeLists.txt @@ -104,6 +104,16 @@ vala_add(indicator-sound-service warn-notification notification ) +vala_add(indicator-sound-service + volume-warning-pulse.vala + DEPENDS + volume-warning + options + volume-control-pulse + volume-control + warn-notification + notification +) vala_add(indicator-sound-service media-player.vala ) diff --git a/src/main.c b/src/main.c index 3aef936..f4a59b2 100644 --- a/src/main.c +++ b/src/main.c @@ -63,7 +63,7 @@ on_bus_acquired(GDBusConnection *connection, pgloop = pa_glib_mainloop_new(NULL); options = indicator_sound_options_gsettings_new(); volume = volume_control_pulse_new(options, pgloop); - warning = volume_warning_new(options, pgloop); + warning = volume_warning_pulse_new(options, pgloop); service = indicator_sound_service_new (playerlist, volume, accounts, options, warning); diff --git a/src/volume-warning-pulse.vala b/src/volume-warning-pulse.vala new file mode 100644 index 0000000..848fd98 --- /dev/null +++ b/src/volume-warning-pulse.vala @@ -0,0 +1,208 @@ +/* + * -*- Mode:Vala; indent-tabs-mode:t; tab-width:4; encoding:utf8 -*- + * + * Copyright 2015 Canonical Ltd. + * + * 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; version 3. + * + * 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, see . + * + * Authors: + * Charles Kerr + */ + +using PulseAudio; + +public class VolumeWarningPulse : VolumeWarning +{ + public VolumeWarningPulse (IndicatorSound.Options options, + PulseAudio.GLibMainLoop pgloop) { + base(options); + _pgloop = pgloop; + pulse_start(); + } + + ~VolumeWarningPulse () + { + pulse_stop(); + } + + protected override void sound_system_set_multimedia_volume(PulseAudio.Volume volume) { + pulse_set_sink_input_volume(volume); + } + + /*** + **** PulseAudio: Tracking the active multimedia sink input + ***/ + + private unowned PulseAudio.GLibMainLoop _pgloop = null; + private PulseAudio.Context _pulse_context = null; + private uint _pulse_reconnect_timer = 0; + private uint32 _multimedia_sink_input_index = PulseAudio.INVALID_INDEX; + private uint32 _warning_sink_input_index = PulseAudio.INVALID_INDEX; + private unowned PulseAudio.CVolume _multimedia_cvolume; + + private bool is_active_multimedia (SinkInputInfo i) + { + if (i.corked != 0) + return false; + + var key = PulseAudio.Proplist.PROP_MEDIA_ROLE; + var media_role = i.proplist.gets(key); + if (media_role != "multimedia") + return false; + + return true; + } + + private void on_sink_input_info (Context c, SinkInputInfo? i, int eol) + { + if (i == null) + return; + + if (is_active_multimedia(i)) { + GLib.message("on_sink_input_info() setting multimedia index to %d, volume to %d", (int)i.index, (int)i.volume.max()); + _multimedia_sink_input_index = i.index; + _multimedia_cvolume = i.volume; + multimedia_volume = i.volume.max(); + multimedia_active = true; + } + else if (i.index == _multimedia_sink_input_index) { + _multimedia_sink_input_index = PulseAudio.INVALID_INDEX; + multimedia_volume = PulseAudio.Volume.INVALID; + multimedia_active = false; + } + } + + private void pulse_update_sink_inputs() + { + _pulse_context.get_sink_input_info_list (on_sink_input_info); + } + + + private void context_events_cb (Context c, Context.SubscriptionEventType t, uint32 index) + { + if ((t & Context.SubscriptionEventType.FACILITY_MASK) != Context.SubscriptionEventType.SINK_INPUT) + return; + + switch (t & Context.SubscriptionEventType.TYPE_MASK) + { + case Context.SubscriptionEventType.NEW: + case Context.SubscriptionEventType.CHANGE: + GLib.message("-> Context.SubscriptionEventType.CHANGE or NEW"); + c.get_sink_input_info(index, on_sink_input_info); + break; + case Context.SubscriptionEventType.REMOVE: + GLib.message("-> Context.SubscriptionEventType.REMOVE"); + pulse_update_sink_inputs(); + break; + default: + GLib.debug("Sink input event not known."); + break; + } + } + + private void pulse_context_state_callback (Context c) + { + switch (c.get_state ()) { + case Context.State.READY: + c.set_subscribe_callback (context_events_cb); + c.subscribe (PulseAudio.Context.SubscriptionMask.SINK_INPUT); + pulse_update_sink_inputs(); + break; + + case Context.State.FAILED: + case Context.State.TERMINATED: + pulse_reconnect_soon(); + break; + + default: + break; + } + } + + private void pulse_disconnect() + { + if (_pulse_context != null) { + _pulse_context.disconnect (); + _pulse_context = null; + } + } + + private void pulse_reconnect_soon () + { + if (_pulse_reconnect_timer == 0) + _pulse_reconnect_timer = Timeout.add_seconds (2, pulse_reconnect_timeout); + } + + private void pulse_reconnect_soon_cancel() + { + if (_pulse_reconnect_timer != 0) { + Source.remove(_pulse_reconnect_timer); + _pulse_reconnect_timer = 0; + } + } + + private bool pulse_reconnect_timeout () + { + _pulse_reconnect_timer = 0; + pulse_reconnect (); + return Source.REMOVE; + } + + void pulse_reconnect () + { + pulse_disconnect(); + + var props = new Proplist (); + props.sets (Proplist.PROP_APPLICATION_NAME, "Ubuntu Audio Settings"); + props.sets (Proplist.PROP_APPLICATION_ID, "com.canonical.settings.sound"); + props.sets (Proplist.PROP_APPLICATION_ICON_NAME, "multimedia-volume-control"); + props.sets (Proplist.PROP_APPLICATION_VERSION, "0.1"); + + _pulse_context = new PulseAudio.Context (_pgloop.get_api(), null, props); + _pulse_context.set_state_callback (pulse_context_state_callback); + + var server_string = Environment.get_variable("PULSE_SERVER"); + if (_pulse_context.connect(server_string, Context.Flags.NOFAIL, null) < 0) + warning( "pa_context_connect() failed: %s\n", PulseAudio.strerror(_pulse_context.errno())); + } + + void pulse_set_sink_input_volume(PulseAudio.Volume volume) + { + var index = _warning_sink_input_index; + + GLib.return_if_fail(_pulse_context != null); + GLib.return_if_fail(index != PulseAudio.INVALID_INDEX); + GLib.return_if_fail(volume != PulseAudio.Volume.INVALID); + + unowned CVolume cvol = CVolume(); + cvol.set(_multimedia_cvolume.channels, volume); + GLib.message("setting multimedia volume to %s", cvol.to_string()); + _pulse_context.set_sink_input_volume(index, cvol, null); + } + + private void pulse_start() + { + pulse_reconnect(); + } + + private void pulse_stop() + { + pulse_reconnect_soon_cancel(); + pulse_disconnect(); + } + + protected override void preshow() + { + _warning_sink_input_index = _multimedia_sink_input_index; + } +} diff --git a/src/volume-warning.vala b/src/volume-warning.vala index 41aaacc..3ce49bd 100644 --- a/src/volume-warning.vala +++ b/src/volume-warning.vala @@ -20,9 +20,8 @@ */ using PulseAudio; -using Notify; -public class VolumeWarning : Object +public abstract class VolumeWarning : Object { // true if headphones are in use public bool headphones_active { get; set; default = false; } @@ -45,24 +44,18 @@ public class VolumeWarning : Object } } - public VolumeWarning (IndicatorSound.Options options, - PulseAudio.GLibMainLoop pgloop) { + public VolumeWarning (IndicatorSound.Options options) { + _options = options; - _pgloop = pgloop; init_all_properties(); - pulse_start(); - _notification = new IndicatorSound.WarnNotification (); _notification.user_responded.connect((n, r) => on_user_response(r)); } - ~VolumeWarning () - { + ~VolumeWarning () { stop_all_timers(); - - pulse_stop(); } /*** @@ -81,9 +74,7 @@ public class VolumeWarning : Object NB: This PulseAudio.Volume is typed as uint to unconfuse valac. */ protected uint multimedia_volume { get; set; default = PulseAudio.Volume.INVALID; } - protected virtual void sound_system_set_multimedia_volume(PulseAudio.Volume volume) { - pulse_set_sink_input_volume(volume); - } + protected abstract void sound_system_set_multimedia_volume(PulseAudio.Volume volume); /*** **** @@ -105,170 +96,9 @@ public class VolumeWarning : Object stop_high_volume_approved_timer(); } - /*** - **** PulseAudio: Tracking the active multimedia sink input - ***/ - - private unowned PulseAudio.GLibMainLoop _pgloop = null; - private PulseAudio.Context _pulse_context = null; - private uint _pulse_reconnect_timer = 0; - private uint32 _multimedia_sink_input_index = PulseAudio.INVALID_INDEX; - private uint32 _warning_sink_input_index = PulseAudio.INVALID_INDEX; - private unowned PulseAudio.CVolume _multimedia_cvolume; - - private bool is_active_multimedia (SinkInputInfo i) - { - if (i.corked != 0) - return false; - - var key = PulseAudio.Proplist.PROP_MEDIA_ROLE; - var media_role = i.proplist.gets(key); - if (media_role != "multimedia") - return false; - - return true; - } - - private void on_sink_input_info (Context c, SinkInputInfo? i, int eol) - { - if (i == null) - return; - - if (is_active_multimedia(i)) { - GLib.message("on_sink_input_info() setting multimedia index to %d, volume to %d", (int)i.index, (int)i.volume.max()); - _multimedia_sink_input_index = i.index; - _multimedia_cvolume = i.volume; - multimedia_volume = i.volume.max(); - multimedia_active = true; - } - else if (i.index == _multimedia_sink_input_index) { - _multimedia_sink_input_index = PulseAudio.INVALID_INDEX; - multimedia_volume = PulseAudio.Volume.INVALID; - multimedia_active = false; - } - } - - private void pulse_update_sink_inputs() - { - _pulse_context.get_sink_input_info_list (on_sink_input_info); - } - - - private void context_events_cb (Context c, Context.SubscriptionEventType t, uint32 index) - { - if ((t & Context.SubscriptionEventType.FACILITY_MASK) != Context.SubscriptionEventType.SINK_INPUT) - return; - - switch (t & Context.SubscriptionEventType.TYPE_MASK) - { - case Context.SubscriptionEventType.NEW: - case Context.SubscriptionEventType.CHANGE: - GLib.message("-> Context.SubscriptionEventType.CHANGE or NEW"); - c.get_sink_input_info(index, on_sink_input_info); - break; - case Context.SubscriptionEventType.REMOVE: - GLib.message("-> Context.SubscriptionEventType.REMOVE"); - pulse_update_sink_inputs(); - break; - default: - GLib.debug("Sink input event not known."); - break; - } - } - - private void pulse_context_state_callback (Context c) - { - switch (c.get_state ()) { - case Context.State.READY: - c.set_subscribe_callback (context_events_cb); - c.subscribe (PulseAudio.Context.SubscriptionMask.SINK_INPUT); - pulse_update_sink_inputs(); - break; - - case Context.State.FAILED: - case Context.State.TERMINATED: - pulse_reconnect_soon(); - break; - - default: - break; - } - } - - private void pulse_disconnect() - { - if (_pulse_context != null) { - _pulse_context.disconnect (); - _pulse_context = null; - } - } - - private void pulse_reconnect_soon () - { - if (_pulse_reconnect_timer == 0) - _pulse_reconnect_timer = Timeout.add_seconds (2, pulse_reconnect_timeout); - } - - private void pulse_reconnect_soon_cancel() - { - if (_pulse_reconnect_timer != 0) { - Source.remove(_pulse_reconnect_timer); - _pulse_reconnect_timer = 0; - } - } - - private bool pulse_reconnect_timeout () - { - _pulse_reconnect_timer = 0; - pulse_reconnect (); - return Source.REMOVE; - } - - void pulse_reconnect () - { - pulse_disconnect(); - - var props = new Proplist (); - props.sets (Proplist.PROP_APPLICATION_NAME, "Ubuntu Audio Settings"); - props.sets (Proplist.PROP_APPLICATION_ID, "com.canonical.settings.sound"); - props.sets (Proplist.PROP_APPLICATION_ICON_NAME, "multimedia-volume-control"); - props.sets (Proplist.PROP_APPLICATION_VERSION, "0.1"); - - _pulse_context = new PulseAudio.Context (_pgloop.get_api(), null, props); - _pulse_context.set_state_callback (pulse_context_state_callback); - - var server_string = Environment.get_variable("PULSE_SERVER"); - if (_pulse_context.connect(server_string, Context.Flags.NOFAIL, null) < 0) - warning( "pa_context_connect() failed: %s\n", PulseAudio.strerror(_pulse_context.errno())); - } - - void pulse_set_sink_input_volume(PulseAudio.Volume volume) - { - var index = _warning_sink_input_index; - - GLib.return_if_fail(_pulse_context != null); - GLib.return_if_fail(index != PulseAudio.INVALID_INDEX); - GLib.return_if_fail(volume != PulseAudio.Volume.INVALID); - - unowned CVolume cvol = CVolume(); - cvol.set(_multimedia_cvolume.channels, volume); - GLib.message("setting multimedia volume to %s", cvol.to_string()); - _pulse_context.set_sink_input_volume(index, cvol, null); - } - - private void pulse_start() - { - pulse_reconnect(); - } - - private void pulse_stop() - { - pulse_reconnect_soon_cancel(); - pulse_disconnect(); - } - - - /** HIGH VOLUME PROPERTY **/ + /** + *** HIGH VOLUME PROPERTY + **/ public bool ignore_high_volume { get { @@ -306,7 +136,9 @@ public class VolumeWarning : Object } } - /** HIGH VOLUME APPROVED PROPERTY **/ + /** + *** HIGH VOLUME APPROVED PROPERTY + **/ private Settings _settings = new Settings ("com.canonical.indicator.sound"); private uint _high_volume_approved_timer = 0; @@ -370,9 +202,7 @@ public class VolumeWarning : Object private IndicatorSound.WarnNotification _notification = new IndicatorSound.WarnNotification(); private PulseAudio.Volume _ok_volume = PulseAudio.Volume.INVALID; - protected virtual void preshow() { - _warning_sink_input_index = _multimedia_sink_input_index; - } + protected virtual void preshow() {} private void show() { preshow(); -- cgit v1.2.3