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Diffstat (limited to 'scripts/mouse.pl')
| -rw-r--r-- | scripts/mouse.pl | 168 |
1 files changed, 168 insertions, 0 deletions
diff --git a/scripts/mouse.pl b/scripts/mouse.pl new file mode 100644 index 0000000..d9debc7 --- /dev/null +++ b/scripts/mouse.pl @@ -0,0 +1,168 @@ +# See http://wouter.coekaerts.be/site/irssi/mouse +# based on irssi mouse patch by mirage: http://darksun.com.pt/mirage/irssi/ + +# Copyright (C) 2005-2009 Wouter Coekaerts <wouter@coekaerts.be> +# +# This program 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 2 of the License, or +# (at your option) any later version. +# +# This program 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 this program; if not, write to the Free Software +# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + +use strict; +use Irssi qw(signal_emit settings_get_str active_win signal_stop settings_add_str settings_add_bool settings_get_bool signal_add signal_add_first); +use Math::Trig; + +use vars qw($VERSION %IRSSI); + +$VERSION = '1.1.2'; +%IRSSI = ( + authors => 'Wouter Coekaerts', + contact => 'wouter@coekaerts.be', + name => 'mouse', + description => 'control irssi using mouse clicks and gestures', + license => 'GPLv2 or later', + url => 'http://wouter.coekaerts.be/irssi/', + changed => '2021-03-05', +); + +my @BUTTONS = ('', '_middle', '_right'); + +my $mouse_xterm_status = -1; # -1:off 0,1,2:filling mouse_xterm_combo +my @mouse_xterm_combo = (3, 0, 0); # 0:button 1:x 2:y +my @mouse_xterm_previous; # previous contents of mouse_xterm_combo + +sub mouse_enable { + print STDERR "\e[?1000h"; # start tracking +} + +sub mouse_disable { + print STDERR "\e[?1000l"; # stop tracking +} + +# Handle mouse event (button press or release) +sub mouse_event { + my ($b, $x, $y, $oldb, $oldx, $oldy) = @_; + my ($xd, $yd); + my ($distance, $angle); + + # uhm, in the patch the scrollwheel didn't work for me, but this does: + if ($b == 64) { + cmd("mouse_scroll_up"); + } elsif ($b == 65) { + cmd("mouse_scroll_down") + } + + # proceed only if a button is being released + return if ($b != 3); + + return unless (0 <= $oldb && $oldb <= 2); + my $button = $BUTTONS[$oldb]; + + # if it was a mouse click of the left button (press and release in the same position) + if ($x == $oldx && $y == $oldy) { + cmd("mouse" . $button . "_click"); + return; + } + + # otherwise, find mouse gestures + $xd = $x - $oldx; + $yd = -1 * ($y - $oldy); + $distance = sqrt($xd*$xd + $yd*$yd); + # ignore small gestures + if ($distance < 3) { + return; + } + $angle = asin($yd/$distance) * 180 / 3.14159265358979; + if ($angle < 20 && $angle > -20 && $xd > 0) { + if ($distance <= 40) { + cmd("mouse" . $button . "_gesture_right"); + } else { + cmd("mouse" . $button . "_gesture_bigright"); + } + } elsif ($angle < 20 && $angle > -20 && $xd < 0) { + if ($distance <= 40) { + cmd("mouse" . $button . "_gesture_left"); + } else { + cmd("mouse" . $button . "_gesture_bigleft"); + } + } elsif ($angle > 40) { + cmd("mouse" . $button . "_gesture_up"); + } elsif ($angle < -40) { + cmd("mouse" . $button . "_gesture_down"); + } +} + +# executes the command configured in the given setting +sub cmd +{ + my ($setting) = @_; + signal_emit("send command", settings_get_str($setting), active_win->{'active_server'}, active_win->{'active'}); +} + + +signal_add_first("gui key pressed", sub { + my ($key) = @_; + if ($mouse_xterm_status != -1) { + if ($mouse_xterm_status == 0 && ($mouse_xterm_previous[0] != $mouse_xterm_combo[0])) { # if combo is starting, and previous what not a move (button not changed) + @mouse_xterm_previous = @mouse_xterm_combo; + } + $mouse_xterm_combo[$mouse_xterm_status] = $key-32; + $mouse_xterm_status++; + if ($mouse_xterm_status == 3) { + $mouse_xterm_status = -1; + # match screen coordinates + $mouse_xterm_combo[1]--; + $mouse_xterm_combo[2]--; + mouse_event($mouse_xterm_combo[0], $mouse_xterm_combo[1], $mouse_xterm_combo[2], $mouse_xterm_previous[0], $mouse_xterm_previous[1], $mouse_xterm_previous[2]); + } + signal_stop(); + } +}); + +sub UNLOAD { + mouse_disable(); +} + +if ($ENV{"TERM"} !~ /^rxvt|screen|xterm|tmux(-(256)?(color|kitty))?$/) { + die "Your terminal doesn't seem to support this."; +} + +mouse_enable(); + +Irssi::command("/^bind meta-[M /mouse_xterm"); # FIXME evil +Irssi::command_bind("mouse_xterm", sub {$mouse_xterm_status = 0;}); +Irssi::command_bind 'mouse' => sub { + my ($data, $server, $item) = @_; + $data =~ s/\s+$//g; + Irssi::command_runsub('mouse', $data, $server, $item); +}; + +# temporarily disable mouse handling. Useful for copy-pasting without touching the keyboard (pressing shift) +Irssi::command_bind 'mouse tempdisable' => sub { + my ($data, $server, $item) = @_; + my $seconds = ($data eq '') ? 5 : $data; # optional argument saying how many seconds, defaulting to 5 + mouse_disable(); + Irssi::timeout_add_once($seconds * 1000, 'mouse_enable', undef); # turn back on after $second seconds +}; + +for my $button (@BUTTONS) { + settings_add_str("lookandfeel", "mouse" . $button . "_click", "/mouse tempdisable 5"); + settings_add_str("lookandfeel", "mouse" . $button . "_gesture_up", "/window last"); + settings_add_str("lookandfeel", "mouse" . $button . "_gesture_down", "/window goto active"); + settings_add_str("lookandfeel", "mouse" . $button . "_gesture_left", "/window prev"); + settings_add_str("lookandfeel", "mouse" . $button . "_gesture_bigleft", "/eval window prev;window prev"); + settings_add_str("lookandfeel", "mouse" . $button . "_gesture_right", "/window next"); + settings_add_str("lookandfeel", "mouse" . $button . "_gesture_bigright", "/eval window next;window next"); +} + +settings_add_str("lookandfeel", "mouse_scroll_up", "/scrollback goto -10"); +settings_add_str("lookandfeel", "mouse_scroll_down", "/scrollback goto +10"); |