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Fix QueueDnDData: include full DnD header in every payload chunk

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Agent-Logs-Url: https://github.com/kovidgoyal/kitty/sessions/e6b64599-e39b-468d-8dbf-8e209fb5cde5

Co-authored-by: kovidgoyal <1308621+kovidgoyal@users.noreply.github.com>
This commit is contained in:
copilot-swe-agent[bot] 2026-05-02 10:11:53 +00:00 • committed by GitHub
parent d3114ec948
commit 5031858f34
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GPG key ID: B5690EEEBB952194
1 changed files with 8 additions and 12 deletions
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20
tools/tui/loop/api.go
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@ -670,13 +670,13 @@ func (self *Loop) DrawSizedText(text string, spec SizedText) {
}
func (self *Loop) QueueDnDData(cmd DndCommand) IdType {
b := strings.Builder{}
b.Grow(64)
meta := strings.Builder{}
meta.Grow(64)
as_base64 := cmd.Type == 'r' || cmd.Type == 'p'
fmt.Fprintf(&b, "\x1b]%d;t=%c", kitty.DndCode, cmd.Type)
fmt.Fprintf(&meta, "t=%c", cmd.Type)
add := func(key byte, val int) {
if val != 0 {
fmt.Fprintf(&b, ":%c=%d", key, val)
fmt.Fprintf(&meta, ":%c=%d", key, val)
}
}
add('o', cmd.Operation)
@ -684,11 +684,12 @@ func (self *Loop) QueueDnDData(cmd DndCommand) IdType {
add('y', cmd.Y)
add('X', cmd.Xp)
add('Y', cmd.Yp)
metaStr := meta.String()
osc_prefix := fmt.Sprintf("\x1b]%d;", kitty.DndCode)
payload := utils.UnsafeBytesToString(cmd.Payload)
payload_sz := len(payload)
if payload_sz == 0 {
b.WriteString("\x1b\\")
return self.QueueWriteString(b.String())
return self.QueueWriteString(osc_prefix + metaStr + "\x1b\\")
}
if as_base64 {
payload_sz = base64.RawStdEncoding.EncodedLen(payload_sz)
@ -702,12 +703,7 @@ func (self *Loop) QueueDnDData(cmd DndCommand) IdType {
end := i + chunk_size
is_last := end >= len(payload)
end = min(end, len(payload))
if i == 0 {
fmt.Fprintf(&b, ":m=%d;", utils.IfElse(is_last, 0, 1))
self.QueueWriteString(b.String())
} else {
self.QueueWriteString(fmt.Sprintf("\x1b]%d;m=%d;", kitty.DndCode, utils.IfElse(is_last, 0, 1)))
}
self.QueueWriteString(fmt.Sprintf("%s%s:m=%d;", osc_prefix, metaStr, utils.IfElse(is_last, 0, 1)))
self.QueueWriteString(payload[i:end])
ans = self.QueueWriteString("\x1b\\")
}