robert/alsa-scarlett-gui
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Allow for boolean controls that are backwards

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Gen 1 has playback controls (0 = off, 1 = on), not mute controls
(0 = not muted, 1 = muted) like the Gen 2+ do.
This commit is contained in:
Geoffrey D. Bennett
2024-03-31 03:27:21 +10:30
parent 111ec1154d
commit 3f7a4c2063
1 changed files with 6 additions and 5 deletions
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11
src/widget-boolean.c
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@@ -5,15 +5,16 @@
struct boolean { struct boolean {
struct alsa_elem *elem; struct alsa_elem *elem;
int backwards;
GtkWidget *button; GtkWidget *button;
guint source; guint source;
const char *text[2]; const char *text[2];
}; };
static void button_clicked(GtkWidget *widget, struct alsa_elem *elem) { static void button_clicked(GtkWidget *widget, struct boolean *data) {
int value = gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(widget)); int value = gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(widget));
alsa_set_elem_value(elem, value); alsa_set_elem_value(data->elem, value ^ data->backwards);
} }
static void toggle_button_set_text(GtkWidget *button, const char *text) { static void toggle_button_set_text(GtkWidget *button, const char *text) {
@@ -37,7 +38,7 @@ static void toggle_button_updated(
int is_writable = alsa_get_elem_writable(elem); int is_writable = alsa_get_elem_writable(elem);
gtk_widget_set_sensitive(data->button, is_writable); gtk_widget_set_sensitive(data->button, is_writable);
int value = !!alsa_get_elem_value(elem); int value = !!alsa_get_elem_value(elem) ^ data->backwards;
gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(data->button), value); gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(data->button), value);
toggle_button_set_text(data->button, data->text[value]); toggle_button_set_text(data->button, data->text[value]);
@@ -61,12 +62,12 @@ GtkWidget *make_boolean_alsa_elem(
const char *disabled_text, const char *disabled_text,
const char *enabled_text const char *enabled_text
) { ) {
struct boolean *data = g_malloc(sizeof(struct boolean)); struct boolean *data = g_malloc0(sizeof(struct boolean));
data->elem = elem; data->elem = elem;
data->button = gtk_toggle_button_new(); data->button = gtk_toggle_button_new();
g_signal_connect( g_signal_connect(
data->button, "clicked", G_CALLBACK(button_clicked), elem data->button, "clicked", G_CALLBACK(button_clicked), data
); );
alsa_elem_add_callback(elem, toggle_button_updated, data); alsa_elem_add_callback(elem, toggle_button_updated, data);
data->text[0] = disabled_text; data->text[0] = disabled_text;