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mmkbd: replace manual code by pa_cvolume_{inc|dec}()

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This commit is contained in:
Lennart Poettering 2009-08-19 03:37:29 +02:00
parent 8c31974f56
commit 2f54798b1a
1 changed files with 21 additions and 22 deletions
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43
src/modules/module-mmkbd-evdev.c
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@ -65,6 +65,8 @@ struct userdata {
pa_module *module;
};
#define DELTA (PA_VOLUME_NORM/20)
static void io_callback(pa_mainloop_api *io, pa_io_event *e, int fd, pa_io_event_flags_t events, void*userdata) {
struct userdata *u = userdata;
@ -85,14 +87,27 @@ static void io_callback(pa_mainloop_api *io, pa_io_event *e, int fd, pa_io_event
}
if (ev.type == EV_KEY && (ev.value == 1 || ev.value == 2)) {
enum { INVALID, UP, DOWN, MUTE_TOGGLE } volchange = INVALID;
enum {
INVALID,
UP,
DOWN,
MUTE_TOGGLE
} volchange = INVALID;
pa_log_debug("Key code=%u, value=%u", ev.code, ev.value);
switch (ev.code) {
case KEY_VOLUMEDOWN: volchange = DOWN; break;
case KEY_VOLUMEUP: volchange = UP; break;
case KEY_MUTE: volchange = MUTE_TOGGLE; break;
case KEY_VOLUMEDOWN:
volchange = DOWN;
break;
case KEY_VOLUMEUP:
volchange = UP;
break;
case KEY_MUTE:
volchange = MUTE_TOGGLE;
break;
}
if (volchange != INVALID) {
@ -101,36 +116,20 @@ static void io_callback(pa_mainloop_api *io, pa_io_event *e, int fd, pa_io_event
if (!(s = pa_namereg_get(u->module->core, u->sink_name, PA_NAMEREG_SINK)))
pa_log("Failed to get sink '%s'", u->sink_name);
else {
int i;
pa_cvolume cv = *pa_sink_get_volume(s, FALSE);
#define DELTA (PA_VOLUME_NORM/20)
switch (volchange) {
case UP:
for (i = 0; i < cv.channels; i++) {
if (cv.values[i] < PA_VOLUME_MAX - DELTA)
cv.values[i] += DELTA;
else
cv.values[i] = PA_VOLUME_MAX;
}
pa_cvolume_inc(&cv, DELTA);
pa_sink_set_volume(s, &cv, TRUE, TRUE);
break;
case DOWN:
for (i = 0; i < cv.channels; i++) {
if (cv.values[i] > DELTA)
cv.values[i] -= DELTA;
else
cv.values[i] = PA_VOLUME_MUTED;
}
pa_cvolume_dec(&cv, DELTA);
pa_sink_set_volume(s, &cv, TRUE, TRUE);
break;
case MUTE_TOGGLE:
pa_sink_set_mute(s, !pa_sink_get_mute(s, FALSE), TRUE);
break;