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add functions that modules can call whenever they now the volume changed

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This commit is contained in:
Lennart Poettering 2009-03-21 02:45:31 +01:00
parent 8d5b375f67
commit b3675c28fa
4 changed files with 56 additions and 1 deletions
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27
src/pulsecore/source.c
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@ -674,6 +674,19 @@ const pa_cvolume *pa_source_get_volume(pa_source *s, pa_bool_t force_refresh) {
return &s->virtual_volume;
}
/* Called from main thread */
void pa_source_volume_changed(pa_source *s, const pa_cvolume *new_volume) {
pa_source_assert_ref(s);
/* The source implementor may call this if the volume changed to make sure everyone is notified */
if (pa_cvolume_equal(&s->virtual_volume, new_volume))
return;
s->virtual_volume = *new_volume;
pa_subscription_post(s->core, PA_SUBSCRIPTION_EVENT_SOURCE|PA_SUBSCRIPTION_EVENT_CHANGE, s->index);
}
/* Called from main thread */
void pa_source_set_mute(pa_source *s, pa_bool_t mute) {
pa_bool_t old_muted;
@ -695,7 +708,6 @@ void pa_source_set_mute(pa_source *s, pa_bool_t mute) {
/* Called from main thread */
pa_bool_t pa_source_get_mute(pa_source *s, pa_bool_t force_refresh) {
pa_source_assert_ref(s);
pa_assert(PA_SOURCE_IS_LINKED(s->state));
@ -714,6 +726,19 @@ pa_bool_t pa_source_get_mute(pa_source *s, pa_bool_t force_refresh) {
return s->muted;
}
/* Called from main thread */
void pa_source_mute_changed(pa_source *s, pa_bool_t new_muted) {
pa_source_assert_ref(s);
/* The source implementor may call this if the mute state changed to make sure everyone is notified */
if (s->muted == new_muted)
return;
s->muted = new_muted;
pa_subscription_post(s->core, PA_SUBSCRIPTION_EVENT_SOURCE|PA_SUBSCRIPTION_EVENT_CHANGE, s->index);
}
/* Called from main thread */
pa_bool_t pa_source_update_proplist(pa_source *s, pa_update_mode_t mode, pa_proplist *p) {
pa_source_assert_ref(s);