34 lines
1.1 KiB
Rust
34 lines
1.1 KiB
Rust
pub mod ansi {
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use crossterm_winapi::ConsoleMode;
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use std::io;
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use winapi::um::wincon::ENABLE_VIRTUAL_TERMINAL_PROCESSING;
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/// Toggle virtual terminal processing.
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///
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/// This method attempts to toggle virtual terminal processing for this
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/// console. If there was a problem toggling it, then an error returned.
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/// On success, the caller may assume that toggling it was successful.
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///
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/// When virtual terminal processing is enabled, characters emitted to the
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/// console are parsed for VT100 and similar control character sequences
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/// that control color and other similar operations.
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pub fn set_virtual_terminal_processing(yes: bool) -> io::Result<()> {
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let mask = ENABLE_VIRTUAL_TERMINAL_PROCESSING;
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let console_mode = ConsoleMode::new()?;
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let old_mode = console_mode.mode()?;
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let new_mode = if yes {
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old_mode | mask
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} else {
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old_mode & !mask
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};
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if old_mode == new_mode {
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return Ok(());
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}
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console_mode.set_mode(new_mode)?;
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Ok(())
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}
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}
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