Struct cursive_core::backend::Dummy

pub struct Dummy;

Dummy backend that does nothing and immediately exits.

Mostly used for testing.

Implementations

impl Dummy

pub fn init() -> Box<dyn Backend>where
    Self: Sized,

Creates a new dummy backend.

Trait Implementations

impl Backend for Dummy

fn name(&self) -> &str

Returns a name to identify the backend.

fn set_title(&mut self, _title: String)

Sets the title for the backend.

fn refresh(&mut self)

Refresh the screen.

fn has_colors(&self) -> bool

Should return true if this backend supports colors.

fn screen_size(&self) -> Vec2

Returns the screen size.

fn poll_event(&mut self) -> Option<Event>

Polls the backend for any input.

fn print_at(&self, _: Vec2, _: &str)

Main method used for printing

fn print_at_rep(&self, _pos: Vec2, _repetitions: usize, _text: &str)

Efficient method to print repetitions of the same text.

fn clear(&self, _: Color)

Clears the screen with the given color.

fn set_color(&self, colors: ColorPair) -> ColorPair

Starts using a new color.

fn set_effect(&self, _: Effect)

Enables the given effect.

fn unset_effect(&self, _: Effect)

Disables the given effect.