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#!/usr/bin/perl -w
# Copyright 2011 Kevin Ryde
# This file is part of X11-Protocol-Other.
#
# X11-Protocol-Other is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License as published
# by the Free Software Foundation; either version 3, or (at your option) any
# later version.
#
# X11-Protocol-Other is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General
# Public License for more details.
#
# You should have received a copy of the GNU General Public License along
# with X11-Protocol-Other. If not, see <http://www.gnu.org/licenses/>.
use strict;
use X11::Protocol;
use lib 'devel', '.';
# uncomment this to run the ### lines
use Smart::Comments;
my $X = X11::Protocol->new (':0');
$X->{'event_handler'} = \&event_handler;
sub event_handler {
my (%h) = @_;
### event_handler: \%h
if ($h{'name'} eq 'PropertyNotify') {
print $X->atom_name($h{'atom'}),"\n";
my ($value, $type, $format, $bytes_after)
= $X->GetProperty ($h{'window'}, $h{'atom'},
0, # AnyPropertyType
0, # offset
999, # length
0); # delete;
if ($type eq $X->atom('CARDINAL')) {
$value = unpack 'L', $value;
}
print " ",$X->atom_name($type),": $value\n";
}
};
foreach my $window (@ARGV) {
$X->ChangeWindowAttributes
(oct($window), event_mask => $X->pack_event_mask('PropertyChange'));
}
foreach (1 .. 20) {
$X->handle_input;
}
exit 0;
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