/* on_view_record */
void on_view_record(gpointer data)
{
Mixer * mixer = data;
mixer_show_class(mixer, AudioCrecord);
}
Mixer * mixer_new(GtkWidget * window, String const * device, MixerLayout layout)
{
Mixer * mixer;
GtkSizeGroup * hgroup;
GtkSizeGroup * vgroup;
GtkWidget * scrolled = NULL;
GtkWidget * label;
GtkWidget * widget;
GtkWidget * hvbox = NULL;
GtkWidget * hbox;
MixerControl * control;
MixerControl2 * q;
int i;
#ifdef AUDIO_MIXER_DEVINFO
mixer_devinfo_t md;
mixer_devinfo_t md2;
MixerClass * p;
size_t u;
GtkWidget * vbox2;
char * name;
#else
int value;
char const * labels[] = SOUND_DEVICE_LABELS;
char const * names[] = SOUND_DEVICE_NAMES;
#endif
if((mixer = malloc(sizeof(*mixer))) == NULL)
return NULL;
if(device == NULL)
device = MIXER_DEFAULT_DEVICE;
mixer->device = string_new(device);
mixer->fd = open(device, O_RDWR);
mixer->window = window;
mixer->properties = NULL;
mixer->bold = NULL;
#ifdef AUDIO_MIXER_DEVINFO
mixer->classes = NULL;
mixer->classes_cnt = 0;
#endif
mixer->controls = NULL;
mixer->controls_cnt = 0;
mixer->source = 0;
if(mixer->device == NULL || mixer->fd < 0)
{
_mixer_error(NULL, device, 0);
mixer_delete(mixer);
return NULL;
}
hgroup = gtk_size_group_new(GTK_SIZE_GROUP_HORIZONTAL);
vgroup = gtk_size_group_new(GTK_SIZE_GROUP_VERTICAL);
/* widgets */
mixer->bold = pango_font_description_new();
pango_font_description_set_weight(mixer->bold, PANGO_WEIGHT_BOLD);
/* classes */
mixer->notebook = NULL;
if(layout == ML_TABBED)
mixer->notebook = gtk_notebook_new();
else
{
scrolled = gtk_scrolled_window_new(NULL, NULL);
gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolled),
GTK_POLICY_AUTOMATIC, (layout == ML_VERTICAL)
? GTK_POLICY_AUTOMATIC : GTK_POLICY_NEVER);
hvbox = gtk_box_new((layout == ML_VERTICAL)
? GTK_ORIENTATION_VERTICAL
: GTK_ORIENTATION_HORIZONTAL, 4);
gtk_container_set_border_width(GTK_CONTAINER(hvbox), 2);
if(layout == ML_VERTICAL)
gtk_box_set_homogeneous(GTK_BOX(hvbox), TRUE);
_mixer_scrolled_window_add(scrolled, hvbox);
}
for(i = 0;; i++)
{
#ifdef AUDIO_MIXER_DEVINFO
md.index = i;
if(ioctl(mixer->fd, AUDIO_MIXER_DEVINFO, &md) < 0)
break;
if(md.type != AUDIO_MIXER_CLASS)
continue;
if((p = realloc(mixer->classes, sizeof(*p)
* (mixer->classes_cnt + 1)))
== NULL)
{
_mixer_error(NULL, "realloc", 1);
mixer_delete(mixer);
return NULL;
}
mixer->classes = p;
p = &mixer->classes[mixer->classes_cnt++];
p->mixer_class = md.mixer_class;
memcpy(&p->label, &md.label, sizeof(md.label));
p->hbox = NULL;
p->page = -1;
#else
hbox = gtk_box_new(GTK_ORIENTATION_HORIZONTAL, 4);
gtk_container_set_border_width(GTK_CONTAINER(hbox), 2);
if(mixer->notebook != NULL)
{
label = _new_frame_label(NULL, _("All"), NULL);
gtk_widget_show_all(label);
scrolled = gtk_scrolled_window_new(NULL, NULL);
gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(
scrolled),
GTK_POLICY_AUTOMATIC, GTK_POLICY_NEVER);
_mixer_scrolled_window_add(scrolled, hbox);
gtk_notebook_append_page(GTK_NOTEBOOK(mixer->notebook),
scrolled, label);
}
else
gtk_box_pack_start(GTK_BOX(hvbox), hbox, FALSE, TRUE,
0);
break;
#endif
}
/* controls */
for(i = 0;; i++)
{
#ifdef AUDIO_MIXER_DEVINFO
md.index = i;
if(ioctl(mixer->fd, AUDIO_MIXER_DEVINFO, &md) < 0)
break;
if(md.type == AUDIO_MIXER_CLASS)
continue;
for(u = 0; u < mixer->classes_cnt; u++)
if(mixer->classes[u].mixer_class == md.mixer_class)
break;
if(u == mixer->classes_cnt)
continue;
hbox = mixer->classes[u].hbox;
control = NULL;
switch(md.type)
{
case AUDIO_MIXER_ENUM:
control = _new_enum(mixer, i, &md.un.e,
md.label.name,
_mixer_get_icon(md.label.name),
md.label.name);
break;
case AUDIO_MIXER_SET:
control = _new_set(mixer, i, &md.un.s,
md.label.name,
_mixer_get_icon(md.label.name),
md.label.name);
break;
case AUDIO_MIXER_VALUE:
control = _new_value(mixer, i, vgroup,
md.label.name,
_mixer_get_icon(md.label.name),
md.label.name);
break;
}
if(control == NULL)
continue;
if((q = realloc(mixer->controls, sizeof(*q)
* (mixer->controls_cnt + 1)))
== NULL)
{
mixercontrol_delete(control);
/* FIXME report error */
continue;
}
mixer->controls = q;
q = &mixer->controls[mixer->controls_cnt++];
q->index = md.index;
q->type = md.type;
q->control = control;
widget = mixercontrol_get_widget(control);
vbox2 = gtk_box_new(GTK_ORIENTATION_VERTICAL, 4);
gtk_box_pack_start(GTK_BOX(vbox2), widget, TRUE, TRUE, 0);
gtk_size_group_add_widget(hgroup, widget);
if(hbox == NULL)
{
p = &mixer->classes[u];
p->hbox = gtk_box_new(GTK_ORIENTATION_HORIZONTAL, 4);
hbox = p->hbox;
gtk_container_set_border_width(GTK_CONTAINER(hbox), 2);
if(mixer->notebook != NULL)
{
if((name = strdup(mixer->classes[u].label.name))
!= NULL)
name[0] = toupper(
(unsigned char)name[0]);
label = _new_frame_label(NULL,
mixer->classes[u].label.name,
name);
free(name);
gtk_widget_show_all(label);
scrolled = gtk_scrolled_window_new(NULL, NULL);
gtk_scrolled_window_set_policy(
GTK_SCROLLED_WINDOW(scrolled),
GTK_POLICY_AUTOMATIC,
GTK_POLICY_NEVER);
_mixer_scrolled_window_add(scrolled, p->hbox);
p->page = gtk_notebook_append_page(
GTK_NOTEBOOK(mixer->notebook),
scrolled, label);
}
else if(hvbox != NULL)
gtk_box_pack_start(GTK_BOX(hvbox), p->hbox,
FALSE, TRUE, 0);
}
gtk_box_pack_start(GTK_BOX(hbox), vbox2, FALSE, TRUE, 0);
/* add a mute button if relevant */
if(md.type != AUDIO_MIXER_VALUE)
continue;
md2.index = md.index + 1;
if(ioctl(mixer->fd, AUDIO_MIXER_DEVINFO, &md2) < 0)
break;
if(md2.type == AUDIO_MIXER_CLASS)
continue;
for(u = 0; u < mixer->classes_cnt; u++)
if(mixer->classes[u].mixer_class == md2.mixer_class)
break;
if(u == mixer->classes_cnt)
continue;
u = strlen(md.label.name);
if(md2.type != AUDIO_MIXER_ENUM || strncmp(md.label.name,
md2.label.name, u) != 0
|| (u = strlen(md2.label.name)) < 6
|| strcmp(&md2.label.name[u - 5], ".mute") != 0)
continue;
/* XXX may fail */
mixercontrol_set(control, "show-mute", TRUE, NULL);
i++;
#else
if(i == SOUND_MIXER_NONE)
break;
if(ioctl(mixer->fd, MIXER_READ(i), &value) != 0)
continue;
if((q = realloc(mixer->controls, sizeof(*q)
* (mixer->controls_cnt + 1)))
== NULL)
/* FIXME report error */
continue;
mixer->controls = q;
q = &mixer->controls[mixer->controls_cnt];
if((control = _new_value(mixer, i, vgroup, names[i],
_mixer_get_icon(names[i]),
labels[i]))
== NULL)
continue;
q->index = i;
q->type = 0;
q->control = control;
mixer->controls_cnt++;
widget = mixercontrol_get_widget(control);
gtk_size_group_add_widget(hgroup, widget);
gtk_box_pack_start(GTK_BOX(hbox), widget, FALSE, TRUE, 0);
#endif
}
mixer->widget = (mixer->notebook != NULL) ? mixer->notebook : scrolled;
#ifdef AUDIO_MIXER_DEVINFO
mixer_show_class(mixer, AudioCoutputs);
#endif
gtk_widget_show_all(mixer->widget);
mixer->source = g_timeout_add(500, _new_on_refresh, mixer);
return mixer;
}
/* on_view_inputs */
void on_view_inputs(gpointer data)
{
Mixer * mixer = data;
mixer_show_class(mixer, AudioCinputs);
}
/* on_view_modem */
void on_view_modem(gpointer data)
{
Mixer * mixer = data;
mixer_show_class(mixer, AudioCmodem);
}
/* on_view_mix */
void on_view_mix(gpointer data)
{
Mixer * mixer = data;
mixer_show_class(mixer, "mix");
}
/* on_view_equalization */
void on_view_equalization(gpointer data)
{
Mixer * mixer = data;
mixer_show_class(mixer, AudioCequalization);
}
/* mixerwindow_show_class */
void mixerwindow_show_class(MixerWindow * mixer, char const * name)
{
mixer_show_class(mixer->mixer, name);
}
