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|
package tui
import (
"os"
"os/signal"
"golang.org/x/term"
"unicode"
"syscall"
"bufio"
)
type Event interface {}
type TextInput rune
type Paste string
type Resize Dims
var evChan chan Event
func Events() <-chan Event {
if evChan != nil {
return evChan
}
evChan = make(chan Event, 1)
go func() {
rd := bufio.NewReader(os.Stdin)
for {
r, _, err := rd.ReadRune()
if err != nil {
evChan <- err
return
}
switch {
case r == '\033':
// todo
case unicode.IsControl(r):
default:
evChan <- TextInput(r)
}
}
}()
sigs := make(chan os.Signal, 1)
signal.Notify(sigs, syscall.SIGWINCH)
go func() {
for _ = range sigs {
w, h, err := term.GetSize(0)
if err == nil {
evChan <- Resize {w, h}
} else {
evChan <- err
}
}
}()
return evChan
}
|
