bubbletea/signals_unix.go

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2024-01-29 15:58:55 -05:00
//go:build darwin || dragonfly || freebsd || linux || netbsd || openbsd || solaris || aix || zos
// +build darwin dragonfly freebsd linux netbsd openbsd solaris aix zos
package tea
import (
"os"
"os/signal"
"syscall"
)
// listenForResize sends messages (or errors) when the terminal resizes.
// Argument output should be the file descriptor for the terminal; usually
// os.Stdout.
func (p *Program) listenForResize(done chan struct{}) {
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sig := make(chan os.Signal, 1)
signal.Notify(sig, syscall.SIGWINCH)
defer func() {
signal.Stop(sig)
close(done)
}()
for {
select {
case <-p.ctx.Done():
return
case <-sig:
}
p.checkResize()
}
}