get_modal
Description:
Gets whether the dialog is modal.
Note: 
      
        
    
    Use [class@Gtk.ColorDialogButton] instead
Parameters:
| this | a `GtkColorButton` | 
Returns:
| true if the dialog is modal | 
Gets whether the dialog is modal.
Use [class@Gtk.ColorDialogButton] instead
| this | a `GtkColorButton` | 
| true if the dialog is modal |