aminal/terminal/osc.go

58 lines
978 B
Go

package terminal
import (
"fmt"
"strings"
)
func oscHandler(pty chan rune, terminal *Terminal) error {
params := []string{}
param := ""
for {
b := <-pty
if terminal.IsOSCTerminator(b) {
params = append(params, param)
break
}
if b == ';' {
params = append(params, param)
param = ""
continue
}
param = fmt.Sprintf("%s%c", param, b)
}
if len(params) == 0 {
return fmt.Errorf("OSC with no params")
}
pT := params[len(params)-1]
pS := params[:len(params)-1]
if len(pS) == 0 {
pS = []string{pT}
pT = ""
}
switch pS[0] {
case "0", "2":
terminal.SetTitle(pT)
case "10": // get/set foreground colour
if len(pS) > 1 {
if pS[1] == "?" {
terminal.Write([]byte("\x1b]10;15"))
}
}
case "11": // get/set background colour
if len(pS) > 1 {
if pS[1] == "?" {
terminal.Write([]byte("\x1b]10;0"))
}
}
default:
return fmt.Errorf("Unknown OSC control sequence: %s", strings.Join(params, ";"))
}
return nil
}