/usr/lib/urxvt/perl/overlay-osc is in rxvt-unicode 9.20-1+b1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 | #! perl
=head1 NAME
overlay-osc - implement OSC to manage overlays
=head1 DESCRIPTION
This extension implements some OSC commands to display timed popups on the
screen - useful for status displays from within scripts. You have to read
the sources for more info.
=cut
# allows programs to open popups
# printf "\033]777;overlay;action;args\007"
#
# action "simple;<id>;<timeout>;<x>;<y>;<h|t>;<text>"
# printf "\033]777;overlay;simple;ov1;5;0;0;t;test\007"
#
# action "timeout;<id>;<seconds>"
# printf "\033]777;overlay;timeout;ov1;6\007"
# action "destroy;<id>"
# printf "\033]777;overlay;destroy;ov1\007"
# TODO:
## action "complex;<id>;<timeout>;<x>;<y>;<width>;<height>;<rstyle>;<border>"
## action "set;<id>;<x>;<y>;<h|t>;<hextext>;<rendition...>"
sub on_osc_seq_perl {
my ($self, $osc, $resp) = @_;
return unless $osc =~ s/^overlay;//;
$osc =~ s/^([^;]+)+;//
or return;
if ($1 eq "timeout") {
my ($id, $to) = split /;/, $osc, 2;
my $ov = $self->{ov}{$id}
or return;
if (length $to) {
$ov->{to}->start (urxvt::NOW + $to);
} else {
delete $ov->{to};
}
} elsif ($1 eq "simple") {
my ($id, $to, $x, $y, $t, $txt) = split /;/, $osc, 6;
if ($t eq "h") {
$txt = pack "H*", $txt;
utf8::decode $txt;
}
$self->{ov}{$id} = {
ov => $self->overlay_simple ($x, $y, $txt),
to => urxvt::timer
->new
->start (urxvt::NOW + $to)
->cb(sub {
delete $self->{ov}{$id};
}),
};
} elsif ($1 eq "destroy") {
delete $self->{ov}{$osc};
}
1
}
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