+my %keytrans = qw(
+ ^@ NUL ^a SOH ^b STX ^c ETX ^d EOT ^e ENQ ^f ACK ^g BEL
+ ^h BS ^i tab ^j LF ^k VT ^l FF ^m CR ^n SO ^o SI
+ ^p DLE ^q DC1 ^r DC2 ^s DC3 ^t DC4 ^u NAK ^v SYN ^w ETB
+ ^x CAN ^y EM ^z SUB ^[ ESC ^\ FS ^] GS ^^ RS ^_ US
+ ^? DEL
+);
+
+sub print_key {
+ my ($mode, $key, $keyinfo) = @_;
+
+ $keyinfo = [ $sign{alias}.$keyinfo, keyunalias($keyinfo)->[1] . ' alias' ]
+ if defined $keyinfo and not ref $keyinfo; # alias
+ my ($desc, $flags, $mnem) = @$keyinfo if defined $keyinfo;
+ defined $desc or $flags = $key eq '^0' ? 'ni' : 'no';
+
+# $key = $keytrans{$key} if defined $keytrans{$key};
+ my $keytxt = $mode . Entity($key) if $key ne '^0';
+ $keytxt .= $sign{arg} while $flags =~ s/ ?\barg\b//; # argument
+ $keytxt .= "<small>$sign{motion}</small>" if $flags =~ s/ ?\bargm\b//; # motion argument
+ $keytxt =~ s{\^(?=.)}{<small>^</small>}; # element around ctrl-identifier
+ my $onclick = $flags =~ s/ ?\bmode(\S*)// && defined $keys{$1} && sprintf(
+ ' onclick="setmode(%s)"',
+ $1 eq '' ? '' : sprintf(q{'mode%s'}, escapeclass($1))
+ );
+ $onclick .= sprintf(q{ onclick="document.location='%s'"}, $1)
+ if $flags =~ s/ ?\blink(\S*)//;
+ my $keyhint = defined($mnem) && qq{ title="$mnem"};
+
+ print qq{\t\t<li class="$flags"$onclick><b$keyhint>$keytxt</b>};
+ print ' ', $desc if defined $desc;
+ print "\n";
+}
+