use cursive::theme::{Color, PaletteColor, Theme}; use cursive::views::TextView; use cursive::Cursive; // This example sets the background color to the terminal default. // // This way, it looks more natural. fn main() { let mut siv = Cursive::default(); let theme = custom_theme_from_cursive(&siv); siv.set_theme(theme); // We can quit by pressing `q` siv.add_global_callback('q', Cursive::quit); siv.add_layer(TextView::new( "Hello World with default terminal background color!\n\ Press q to quit the application.", )); siv.run(); } fn custom_theme_from_cursive(siv: &Cursive) -> Theme { // We'll return the current theme with a small modification. let mut theme = siv.current_theme().clone(); theme.palette[PaletteColor::Background] = Color::TerminalDefault; theme }