Add terminal_size_pixels() to expose terminal's pixel size

This commit is contained in:
rabite0 2019-07-06 18:08:57 +00:00 committed by Jeremy Soller
parent 7853c0251d
commit 574f863676
2 changed files with 13 additions and 2 deletions

View File

@ -22,6 +22,8 @@ mod sys;
mod sys;
pub use sys::size::terminal_size;
#[cfg(all(unix, not(target_os = "redox")))]
pub use sys::size::terminal_size_pixels;
pub use sys::tty::{is_tty, get_tty};
mod async;

View File

@ -7,8 +7,8 @@ use super::libc::{c_ushort, ioctl, STDOUT_FILENO, TIOCGWINSZ};
struct TermSize {
row: c_ushort,
col: c_ushort,
_x: c_ushort,
_y: c_ushort,
x: c_ushort,
y: c_ushort,
}
/// Get the size of the terminal.
pub fn terminal_size() -> io::Result<(u16, u16)> {
@ -18,3 +18,12 @@ pub fn terminal_size() -> io::Result<(u16, u16)> {
Ok((size.col as u16, size.row as u16))
}
}
/// Get the size of the terminal, in pixels
pub fn terminal_size_pixels() -> io::Result<(u16, u16)> {
unsafe {
let mut size: TermSize = mem::zeroed();
cvt(ioctl(STDOUT_FILENO, TIOCGWINSZ.into(), &mut size as *mut _))?;
Ok((size.x as u16, size.y as u16))
}
}