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Allow for continuous dials

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Update gtk_dial_new_with_range() to set round_digits to -1 if step is
zero.

Update create_levels_controls() to set step to zero.
This commit is contained in:
Geoffrey D. Bennett
2024-01-16 07:22:59 +10:30
parent e40ce4d5ad
commit 1164845b3c
2 changed files with 4 additions and 3 deletions
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5
src/gtkdial.c
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@@ -482,11 +482,12 @@ GtkWidget *gtk_dial_new_with_range(double min, double max, double step) {
int digits; int digits;
g_return_val_if_fail(min < max, NULL); g_return_val_if_fail(min < max, NULL);
g_return_val_if_fail(step != 0.0, NULL);
adj = gtk_adjustment_new(min, min, max, step, 10 * step, 0); adj = gtk_adjustment_new(min, min, max, step, 10 * step, 0);
if (fabs(step) >= 1.0 || step == 0.0) { if (step == 0.0) {
digits = -1;
} else if (fabs(step) >= 1.0) {
digits = 0; digits = 0;
} else { } else {
digits = abs((int)floor(log10(fabs(step)))); digits = abs((int)floor(log10(fabs(step))));

2
src/window-levels.c
View File

@@ -95,7 +95,7 @@ GtkWidget *create_levels_controls(struct alsa_card *card) {
count_labels[j] = add_count_label(grid, j); count_labels[j] = add_count_label(grid, j);
// create the meter widget and attach to the grid // create the meter widget and attach to the grid
GtkWidget *meter = gtk_dial_new_with_range(-80, 0, 1); GtkWidget *meter = gtk_dial_new_with_range(-80, 0, 0);
gtk_widget_set_sensitive(meter, FALSE); gtk_widget_set_sensitive(meter, FALSE);
card->meters[meter_num++] = meter; card->meters[meter_num++] = meter;
gtk_grid_attach(GTK_GRID(grid), meter, j + 1, i + 1, 1, 1); gtk_grid_attach(GTK_GRID(grid), meter, j + 1, i + 1, 1, 1);