minicrossterm/src/manager/ansi_manager.rs

63 lines
1.5 KiB
Rust

use std::io::{self, Write};
use { Context, Terminal };
use super::IScreenManager;
use super::super::state::commands::ICommand;
use super::super::state::commands::shared_commands::ToAlternateScreenBufferCommand;
pub struct AnsiScreenManager<Output:Write>
{
is_alternate_screen: bool,
output: Output,
}
impl<Output :Write> IScreenManager<Output> for AnsiScreenManager<Output>
{
fn stdout(&mut self) -> &mut Output
{
return &mut self.output
}
fn register_output(&mut self, output: Output, is_alternate_screen: bool)
{
self.output = output;
self.is_alternate_screen = is_alternate_screen;
}
fn write_ansi(&mut self, string: String)
{
match self.is_alternate_screen
{
true => write!(self.output, "{}", string),
false => write!(io::stdout(), "{}", string),
};
}
fn write_ansi_str(&mut self, string: &str)
{
match self.is_alternate_screen
{
true => write!(self.output, "{}", string),
false => write!(io::stdout(), "{}", string),
};
}
}
impl AnsiScreenManager<Box<Write>> {
pub fn new() -> Self {
AnsiScreenManager {
output: (Box::from(io::stdout()) as Box<Write>),
is_alternate_screen: false
}
}
}
impl<Output:Write> Write for AnsiScreenManager<Output>
{
fn write(&mut self, buf: &[u8]) -> io::Result<usize> {
self.output.write(buf)
}
fn flush(&mut self) -> io::Result<()> {
self.stdout().flush()
}
}