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|
package vt
import (
"fmt"
"io"
"strings"
"github.com/charmbracelet/x/ansi"
)
func (e *Emulator) handleCsi(cmd ansi.Cmd, params ansi.Params) {
e.flushGrapheme() // Flush any pending grapheme before handling CSI sequences.
if !e.handlers.handleCsi(cmd, params) {
e.logf("unhandled sequence: CSI %q", paramsString(cmd, params))
}
}
func (e *Emulator) handleRequestMode(params ansi.Params, isAnsi bool) {
n, _, ok := params.Param(0, 0)
if !ok || n == 0 {
return
}
var mode ansi.Mode = ansi.DECMode(n)
if isAnsi {
mode = ansi.ANSIMode(n)
}
setting := e.modes[mode]
_, _ = io.WriteString(e.pw, ansi.ReportMode(mode, setting))
}
func paramsString(cmd ansi.Cmd, params ansi.Params) string {
var s strings.Builder
if mark := cmd.Prefix(); mark != 0 {
s.WriteByte(mark)
}
params.ForEach(-1, func(i, p int, more bool) {
s.WriteString(fmt.Sprintf("%d", p))
if i < len(params)-1 {
if more {
s.WriteByte(':')
} else {
s.WriteByte(';')
}
}
})
if inter := cmd.Intermediate(); inter != 0 {
s.WriteByte(inter)
}
if final := cmd.Final(); final != 0 {
s.WriteByte(final)
}
return s.String()
}
|
