message: add helper for settings flags init
diff: @@ -34,6 +34,22 @@ pub struct Settings<Flags> {
  pub antialiasing: bool,
  }
  +impl<Flags> Settings<Flags> {
  + /// Initialize application settings using the given data.
  + ///
  + /// [`Application`]: ../trait.Application.html
  + pub fn with_flags(flags: Flags) -> Self {
  + Self {
  + flags,
  + // not using ..Default::default() struct update syntax since it is more permissive to
  + // allow initializing with flags without trait bound on Default
  + antialiasing: Default::default(),
  + default_font: Default::default(),
  + window: Default::default(),
  + }
  + }
  +}
  +
  #[cfg(not(target_arch = "wasm32"))]
  impl<Flags> From<Settings<Flags>> for iced_winit::Settings<Flags> {
  fn from(settings: Settings<Flags>) -> iced_winit::Settings<Flags> {
  