requestClipboard static method
Request clipboard content via OSC 52.
Many terminals do not support clipboard reads and may ignore this request. When supported, UV input decoding will emit a ClipboardMsg.
Implementation
static Cmd requestClipboard({String selection = 'c'}) {
final sel = selection.isEmpty ? 'c' : selection[0];
return writeRaw('\x1b]52;$sel;?\x07');
}