James Courtier-Dutton <James@superbug.demon.co.uk>:

It causes alsamixer to display 2 different views of the mixer controls.
One view shows only the "Playback" controls, the other view shows only
the "Capture" controls, with a hidden mode (Press F1, then Enter) to
show the old method of all controls together.
This commit is contained in:
Takashi Iwai 2004-08-27 16:29:20 +00:00
parent 63909d1cf7
commit 398713e136

View file

@ -167,6 +167,8 @@
/* --- views --- */
enum {
VIEW_CHANNELS,
VIEW_PLAYBACK,
VIEW_CAPTURE,
VIEW_HELP,
VIEW_PROCINFO
};
@ -177,7 +179,7 @@ static WINDOW *mixer_window = NULL;
static int mixer_needs_resize = 0;
static int mixer_minimize = 0;
static int mixer_no_lrcorner = 0;
static int mixer_view = VIEW_CHANNELS;
static int mixer_view = VIEW_PLAYBACK;
static int mixer_max_x = 0;
static int mixer_max_y = 0;
static int mixer_ofs_x = 0;
@ -227,6 +229,7 @@ static int mixer_changed_state = 1;
/* split scontrols */
static int mixer_n_elems = 0;
static int mixer_n_view_elems = 0;
static int mixer_n_vis_elems = 0;
static int mixer_first_vis_elem = 0;
static int mixer_focus_elem = 0;
@ -254,6 +257,8 @@ static char *mixer_help_text =
" Esc exit alsamixer\n"
" F1 show Help screen\n"
" F2 show /proc info screen\n"
" F3 show Playback controls only\n"
" F4 show Capture controls only\n"
" Return return to main screen\n"
" Space toggle Capture facility\n"
" Tab toggle ExactMode\n"
@ -545,7 +550,7 @@ mixer_write_cbar (int elem_index)
if (mixer_sid == NULL)
return;
sid = (snd_mixer_selem_id_t *)(((char *)mixer_sid) + snd_mixer_selem_id_sizeof() * mixer_grpidx[elem_index]);
elem = snd_mixer_find_selem(mixer_handle, sid);
if (elem == NULL)
@ -758,7 +763,7 @@ mixer_update_cbar (int elem_index)
vright = vleft;
}
}
if (type == MIXER_ELEM_CAPTURE && snd_mixer_selem_has_capture_volume(elem)) {
long vmin, vmax;
snd_mixer_selem_get_capture_volume_range(elem, &vmin, &vmax);
@ -779,7 +784,21 @@ mixer_update_cbar (int elem_index)
if (xlen > 63)
xlen = 63;
mixer_dc (DC_PROMPT);
mvaddstr (3, 2, "Item: ");
mvaddstr (3, 2, "View: ");
mixer_dc (DC_TEXT);
switch (mixer_view) {
case VIEW_PLAYBACK:
mvaddstr (3, 8, "Playback");
break;
case VIEW_CAPTURE:
mvaddstr (3, 8, "Capture");
break;
default:
mvaddstr (3, 8, "All");
break;
}
mixer_dc (DC_PROMPT);
mvaddstr (4, 2, "Item: ");
mixer_dc (DC_TEXT);
string1[8] = 0;
for (i = 0; i < 63; i++)
@ -952,7 +971,6 @@ mixer_update_cbars (void)
static int o_y = 0;
int i, x, y;
if (!mixer_cbar_get_pos (mixer_focus_elem, &x, &y))
{
if (mixer_focus_elem < mixer_first_vis_elem)
@ -961,15 +979,15 @@ mixer_update_cbars (void)
mixer_first_vis_elem = mixer_focus_elem - mixer_n_vis_elems + 1;
mixer_cbar_get_pos (mixer_focus_elem, &x, &y);
}
if (mixer_first_vis_elem + mixer_n_vis_elems >= mixer_n_elems) {
mixer_first_vis_elem = mixer_n_elems - mixer_n_vis_elems;
if (mixer_first_vis_elem + mixer_n_vis_elems >= mixer_n_view_elems) {
mixer_first_vis_elem = mixer_n_view_elems - mixer_n_vis_elems;
if (mixer_first_vis_elem < 0)
mixer_first_vis_elem = 0;
mixer_cbar_get_pos (mixer_focus_elem, &x, &y);
}
mixer_write_cbar(mixer_focus_elem);
for (i = 0; i < mixer_n_vis_elems; i++) {
if (i + mixer_first_vis_elem >= mixer_n_elems)
if (i + mixer_first_vis_elem >= mixer_n_view_elems)
continue;
mixer_update_cbar (i + mixer_first_vis_elem);
}
@ -1521,53 +1539,57 @@ __again:
elem = snd_mixer_find_selem(mixer_handle, sid);
if (elem == NULL)
CHECK_ABORT (ERR_FCN, "snd_mixer_find_selem()", -EINVAL);
for (i = 0; i < MIXER_ELEM_CAPTURE; i++) {
int ok;
for (j = ok = 0; j < 2; j++) {
if (mixer_changed_state)
goto __again;
if (snd_mixer_selem_has_playback_channel(elem, mixer_elem_chn[i][j]))
ok++;
if ( (mixer_view == VIEW_PLAYBACK) || (mixer_view == VIEW_CHANNELS) ) {
for (i = 0; i < MIXER_ELEM_CAPTURE; i++) {
int ok;
for (j = ok = 0; j < 2; j++) {
if (mixer_changed_state)
goto __again;
if (snd_mixer_selem_has_playback_channel(elem, mixer_elem_chn[i][j]))
ok++;
}
if (ok) {
sid = (snd_mixer_selem_id_t *)(((char *)mixer_sid) + snd_mixer_selem_id_sizeof() * idx);
mixer_grpidx[elem_index] = idx;
if (snd_mixer_selem_is_enumerated(elem)) {
mixer_type[elem_index] = MIXER_ELEM_ENUM;
} else {
mixer_type[elem_index] = i;
if (i == 0 && snd_mixer_selem_has_playback_switch(elem))
mixer_type[elem_index] |= MIXER_ELEM_MUTE_SWITCH;
if (snd_mixer_selem_has_playback_volume(elem))
mixer_type[elem_index] |= MIXER_ELEM_HAS_VOLUME;
}
elem_index++;
nelems_added++;
if (elem_index >= mixer_n_elems)
break;
}
}
if (ok) {
sid = (snd_mixer_selem_id_t *)(((char *)mixer_sid) + snd_mixer_selem_id_sizeof() * idx);
mixer_grpidx[elem_index] = idx;
if (snd_mixer_selem_is_enumerated(elem)) {
mixer_type[elem_index] = MIXER_ELEM_ENUM;
} else {
mixer_type[elem_index] = i;
if (i == 0 && snd_mixer_selem_has_playback_switch(elem))
mixer_type[elem_index] |= MIXER_ELEM_MUTE_SWITCH;
if (snd_mixer_selem_has_playback_volume(elem))
mixer_type[elem_index] |= MIXER_ELEM_HAS_VOLUME;
if (i == 0 && snd_mixer_selem_has_capture_switch(elem))
mixer_type[elem_index] |= MIXER_ELEM_CAPTURE_SWITCH;
}
elem_index++;
nelems_added++;
if (elem_index >= mixer_n_elems)
}
if ( (mixer_view == VIEW_CAPTURE) || (mixer_view == VIEW_CHANNELS) ) {
if (snd_mixer_selem_has_capture_volume(elem) ||
(nelems_added == 0 && snd_mixer_selem_has_capture_switch(elem))) {
mixer_grpidx[elem_index] = idx;
mixer_type[elem_index] = MIXER_ELEM_CAPTURE;
if (nelems_added == 0 && snd_mixer_selem_has_capture_switch(elem))
mixer_type[elem_index] |= MIXER_ELEM_CAPTURE_SWITCH;
if (nelems_added)
mixer_type[elem_index] |= MIXER_ELEM_CAPTURE_SUFFIX;
if (snd_mixer_selem_has_capture_volume(elem))
mixer_type[elem_index] |= MIXER_ELEM_HAS_VOLUME;
elem_index++;
if (elem_index >= mixer_n_elems)
break;
}
}
if (snd_mixer_selem_has_capture_volume(elem) ||
(nelems_added == 0 && snd_mixer_selem_has_capture_switch(elem))) {
mixer_grpidx[elem_index] = idx;
mixer_type[elem_index] = MIXER_ELEM_CAPTURE;
if (nelems_added == 0 && snd_mixer_selem_has_capture_switch(elem))
mixer_type[elem_index] |= MIXER_ELEM_CAPTURE_SWITCH;
if (nelems_added)
mixer_type[elem_index] |= MIXER_ELEM_CAPTURE_SUFFIX;
if (snd_mixer_selem_has_capture_volume(elem))
mixer_type[elem_index] |= MIXER_ELEM_HAS_VOLUME;
elem_index++;
if (elem_index >= mixer_n_elems)
break;
}
}
mixer_n_view_elems = elem_index;
mixer_focus_elem = 0;
if (focus_type >= 0) {
for (elem_index = 0; elem_index < mixer_n_elems; elem_index++) {
for (elem_index = 0; elem_index < mixer_n_view_elems; elem_index++) {
sid = (snd_mixer_selem_id_t *)(((char *)mixer_sid) + snd_mixer_selem_id_sizeof() * mixer_grpidx[elem_index]);
if (!strcmp(snd_mixer_selem_id_get_name(focus_gid),
snd_mixer_selem_id_get_name(sid)) &&
@ -1619,7 +1641,7 @@ mixer_init_window (void)
/* required allocations */
mixer_n_vis_elems = (mixer_max_x - mixer_ofs_x * 2 + 1) / 9;
mixer_n_vis_elems = CLAMP (mixer_n_vis_elems, 1, mixer_n_elems);
mixer_n_vis_elems = CLAMP (mixer_n_vis_elems, 1, mixer_n_view_elems);
mixer_extra_space = mixer_max_x - mixer_ofs_x * 2 + 1 - mixer_n_vis_elems * 9;
mixer_extra_space = MAX (0, mixer_extra_space / (mixer_n_vis_elems + 1));
if (MIXER_TEXT_Y + 10 < mixer_max_y)
@ -1769,9 +1791,13 @@ mixer_iteration (void)
break;
case 13: /* Return */
case 10: /* NewLine */
if (mixer_view == VIEW_CHANNELS)
if (mixer_view == VIEW_CHANNELS) {
mixer_clear (FALSE);
mixer_view = VIEW_CHANNELS;
} else {
mixer_view = VIEW_CHANNELS;
mixer_changed_state=1;
mixer_reinit ();
}
key = 0;
break;
case 'h':
@ -1785,6 +1811,26 @@ mixer_iteration (void)
mixer_view = VIEW_PROCINFO;
key = 0;
break;
case KEY_F (3):
if (mixer_view == VIEW_PLAYBACK) {
mixer_clear (FALSE);
} else {
mixer_view = VIEW_PLAYBACK;
mixer_changed_state=1;
mixer_reinit ();
}
key = 0;
break;
case KEY_F (4):
if (mixer_view == VIEW_CAPTURE) {
mixer_clear (FALSE);
} else {
mixer_view = VIEW_CAPTURE;
mixer_changed_state=1;
mixer_reinit ();
}
key = 0;
break;
case '\014':
case 'L':
case 'l':
@ -1855,7 +1901,10 @@ mixer_iteration (void)
break;
}
if (key && mixer_view == VIEW_CHANNELS)
if (key &&
((mixer_view == VIEW_CHANNELS) ||
(mixer_view == VIEW_PLAYBACK) ||
(mixer_view == VIEW_CAPTURE)) )
switch (key)
{
case KEY_RIGHT:
@ -1955,7 +2004,7 @@ mixer_iteration (void)
if (old_view != mixer_view)
mixer_clear (FALSE);
mixer_focus_elem = CLAMP (mixer_focus_elem, 0, mixer_n_elems - 1);
mixer_focus_elem = CLAMP (mixer_focus_elem, 0, mixer_n_view_elems - 1);
return finished;
}
@ -2027,7 +2076,7 @@ main (int argc,
mixer_init ();
mixer_reinit ();
if (mixer_n_elems == 0) {
if (mixer_n_view_elems == 0) {
fprintf(stderr, "No mixer elems found\n");
mixer_abort (ERR_NONE, "", 0);
}
@ -2060,6 +2109,8 @@ main (int argc,
switch (mixer_view)
{
case VIEW_CHANNELS:
case VIEW_PLAYBACK:
case VIEW_CAPTURE:
mixer_update_cbars ();
break;
case VIEW_HELP: