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pub struct State<'a, T: crate::callbacks::Callbacks> {
screen: &'a mut crate::perform::WrappedScreen,
callbacks: &'a mut T,
}
impl<'a, T: crate::callbacks::Callbacks> State<'a, T> {
pub fn new(
screen: &'a mut crate::perform::WrappedScreen,
callbacks: &'a mut T,
) -> Self {
Self { screen, callbacks }
}
}
impl<'a, T: crate::callbacks::Callbacks> vte::Perform for State<'a, T> {
fn print(&mut self, c: char) {
if c == '\u{fffd}' || ('\u{80}'..'\u{a0}').contains(&c) {
self.callbacks.error(&mut self.screen.0);
}
self.screen.print(c);
}
fn execute(&mut self, b: u8) {
match b {
7 => self.callbacks.audible_bell(&mut self.screen.0),
8..=15 => {}
_ => {
self.callbacks.error(&mut self.screen.0);
}
}
self.screen.execute(b);
}
fn esc_dispatch(&mut self, intermediates: &[u8], ignore: bool, b: u8) {
if intermediates.is_empty() && b == b'g' {
self.callbacks.visual_bell(&mut self.screen.0);
}
self.screen.esc_dispatch(intermediates, ignore, b);
}
fn csi_dispatch(
&mut self,
params: &vte::Params,
intermediates: &[u8],
ignore: bool,
c: char,
) {
if intermediates.first().is_none() && c == 't' {
let mut iter = params.iter();
let op = iter.next().and_then(|x| x.first().copied());
if op == Some(8) {
let (screen_rows, screen_cols) = self.screen.0.size();
let rows = iter.next().map_or(screen_rows, |x| {
*x.first().unwrap_or(&screen_rows)
});
let cols = iter.next().map_or(screen_cols, |x| {
*x.first().unwrap_or(&screen_cols)
});
self.callbacks.resize(&mut self.screen.0, (rows, cols));
}
}
self.screen.csi_dispatch(params, intermediates, ignore, c);
}
fn osc_dispatch(&mut self, params: &[&[u8]], bel_terminated: bool) {
self.screen.osc_dispatch(params, bel_terminated);
}
fn hook(
&mut self,
params: &vte::Params,
intermediates: &[u8],
ignore: bool,
action: char,
) {
self.screen.hook(params, intermediates, ignore, action);
}
}
|
