output

Emitted to tweak the formatting of the value for display.

```c // show leading zeros static gboolean on_output (GtkSpinButton *spin, gpointer data) { GtkAdjustment *adjustment; char *text; int value;

adjustment = gtk_spin_button_get_adjustment (spin); value = (int)gtk_adjustment_get_value (adjustment); text = g_strdup_printf (" 02d", value); gtk_editable_set_text (GTK_EDITABLE (spin), text): g_free (text);

return TRUE; } ```

Returns:

true if the value has been displayed