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implement Reverse Index (fixes nano scrolling) #80

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merged 2 commits into from
Aug 1, 2020
Merged

implement Reverse Index (fixes nano scrolling) #80

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aeae66c
implement Reverse Index (fixes nano scrolling)
aaronjanse Jul 31, 2020
3bfad09
handle ESC 7, ESC 8, fixups
aaronjanse Aug 1, 2020
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6 changes: 6 additions & 0 deletions ecma48/parser.go
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Original file line number Diff line number Diff line change
Expand Up @@ -244,6 +244,12 @@ func (p *Parser) stateGround(r rune) {

func (p *Parser) stateEscape(r rune) {
switch {
case r == '7':
p.out <- p.wrap(SCOSC{})
p.state = stateGround
case r == '8':
p.out <- p.wrap(SCORC{})
p.state = stateGround
case strings.Contains("DEHMNOPVWXZ[\\]^_", string(r)):
p.anywhere(r + 0x40)
case 0x30 <= r && r <= 0x4F || 0x51 <= r && r <= 0x57:
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6 changes: 6 additions & 0 deletions vterm/stdout.go
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Expand Up @@ -80,6 +80,12 @@ func (v *VTerm) ProcessStdout(input *bufio.Reader) {
} else {
v.shiftCursorY(1)
}
case ecma48.RI:
if v.Cursor.Y == v.scrollingRegion.top {
v.scrollDown(1)
} else {
v.shiftCursorY(-1)
}
case ecma48.CarriageReturn:
v.setCursorX(0)
case ecma48.Tab:
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