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#include <pulse/pulseaudio.h>
#include <string.h>
#include "glitch.h"
extern WindowManager wm;
static void trigger_redraw(void) {
if (!wm.dpy || wm.root == None) return;
XLockDisplay(wm.dpy);
XEvent ev = {0};
ev.type = Expose;
ev.xexpose.window = wm.root;
ev.xexpose.x = 0;
ev.xexpose.y = 0;
ev.xexpose.width = 1;
ev.xexpose.height = 1;
ev.xexpose.count = 0;
XSendEvent(wm.dpy, wm.root, False, ExposureMask, &ev);
XFlush(wm.dpy);
XUnlockDisplay(wm.dpy);
}
static void source_info_callback(pa_context *c, const pa_source_info *i, int eol, void *userdata) {
(void)c;
(void)userdata;
if (eol > 0 || !i) return;
// Check if this is the default source or matches our criteria
// For simplicity, we can just track the mute state of the default source
// Pulseaudio usually calls this for the specific source we requested
int muted = i->mute;
if (wm.mic_muted != muted) {
wm.mic_muted = muted;
trigger_redraw();
}
}
static void update_mic_state(pa_context *c) {
pa_operation *o = pa_context_get_source_info_by_name(c, "@DEFAULT_SOURCE@", source_info_callback, NULL);
if (o) pa_operation_unref(o);
}
static void subscribe_callback(pa_context *c, pa_subscription_event_type_t t, uint32_t idx, void *userdata) {
(void)idx;
(void)userdata;
if ((t & PA_SUBSCRIPTION_EVENT_FACILITY_MASK) == PA_SUBSCRIPTION_EVENT_SOURCE) {
update_mic_state(c);
}
}
static void context_state_callback(pa_context *c, void *userdata) {
(void)userdata;
switch (pa_context_get_state(c)) {
case PA_CONTEXT_READY:
pa_context_set_subscribe_callback(c, subscribe_callback, NULL);
pa_context_subscribe(c, PA_SUBSCRIPTION_MASK_SOURCE, NULL, NULL);
update_mic_state(c);
break;
case PA_CONTEXT_FAILED:
case PA_CONTEXT_TERMINATED:
break;
case PA_CONTEXT_UNCONNECTED:
case PA_CONTEXT_CONNECTING:
case PA_CONTEXT_AUTHORIZING:
case PA_CONTEXT_SETTING_NAME:
break;
}
}
void init_audio(void) {
wm.pa_mainloop = pa_threaded_mainloop_new();
if (!wm.pa_mainloop) return;
wm.pa_ctx = pa_context_new(pa_threaded_mainloop_get_api(wm.pa_mainloop), "glitch-wm");
if (!wm.pa_ctx) return;
pa_context_set_state_callback(wm.pa_ctx, context_state_callback, NULL);
if (pa_context_connect(wm.pa_ctx, NULL, PA_CONTEXT_NOFLAGS, NULL) < 0) {
return;
}
if (pa_threaded_mainloop_start(wm.pa_mainloop) < 0) {
return;
}
}
void deinit_audio(void) {
if (wm.pa_mainloop) pa_threaded_mainloop_stop(wm.pa_mainloop);
if (wm.pa_ctx) pa_context_unref(wm.pa_ctx);
if (wm.pa_mainloop) pa_threaded_mainloop_free(wm.pa_mainloop);
}
void toggle_mic_mute(const Arg *arg) {
(void)arg;
if (!wm.pa_ctx || pa_context_get_state(wm.pa_ctx) != PA_CONTEXT_READY) return;
// Instant UI feedback
wm.mic_muted = !wm.mic_muted;
trigger_redraw();
pa_threaded_mainloop_lock(wm.pa_mainloop);
pa_operation *o = pa_context_set_source_mute_by_name(wm.pa_ctx, "@DEFAULT_SOURCE@", wm.mic_muted, NULL, NULL);
if (o) pa_operation_unref(o);
pa_threaded_mainloop_unlock(wm.pa_mainloop);
}
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