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# Search within your typed history as you type (like ctrl-R in bash)
# Usage:
# * First do: /bind ^R /history_search
# * Then type ctrl-R and type what you're searching for
# Copyright 2007 Wouter Coekaerts <coekie@irssi.org>
#
# 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;
use Irssi::TextUI;
use Data::Dumper;
use vars qw($VERSION %IRSSI);
$VERSION = '1.0';
%IRSSI = (
authors => 'Wouter Coekaerts',
contact => 'coekie@irssi.org',
name => 'history_search',
description => 'Search within your typed history as you type (like ctrl-R in bash)',
license => 'GPLv2 or later',
url => 'http://wouter.coekaerts.be/irssi/',
changed => '04/08/07'
);
my $prompt_append = 1;
my $prompt_content = '';
# create a new statusbar item
Irssi::statusbar_item_register ( 'custom_prompt', 0, 'custom_prompt' );
Irssi::signal_add_last 'gui print text finished' => sub {
Irssi::statusbar_items_redraw ( 'custom_prompt' );
};
Irssi::signal_register({'change prompt' => [qw/string int/]});
Irssi::signal_add('change prompt' => \&handle_change_prompt_sig);
sub handle_change_prompt_sig {
my ($text, $append) = @_;
print "sig args: ", Dumper(\@_);
$prompt_content = $text;
$prompt_append = $append;
print "text: $prompt_content, append: $prompt_append";
Irssi::statusbar_items_redraw('custom_prompt');
}
# TODO: make these work wiht subcommand (runsub)
Irssi::command_bind('set_prompt' => \&dothing );
Irssi::command_set_options('set_prompt', '+string @append');
Irssi::command_bind('install_prompt' => \&install_prompt);
Irssi::command_bind('uninstall_prompt' => \&uninstall_prompt);
Irssi::settings_add_bool('custom_prompt', 'autoinstall_custom_prompt', 0);
if (Irssi::settings_get_bool('autoinstall_custom_prompt')) {
install_prompt();
}
sub install_prompt {
Irssi::command("/statusbar prompt add -priority '-5' -alignment left"
. " -before prompt custom_prompt");
Irssi::command("/statusbar prompt remove prompt");
Irssi::command("/statusbar prompt remove prompt_empty");
}
sub uninstall_prompt {
Irssi::command("/statusbar prompt remove custom_prompt");
Irssi::command("/statusbar prompt add -priority '-1' "
. "-before input -alignment left prompt");
Irssi::command("/statusbar prompt add -priority '-2' "
. "-before input -alignment left prompt_empty");
}
sub dothing {
#my ($str, $append) = @_;
#Irssi::print("str is $str, append=$append");
my $parsed = [Irssi::command_parse_options('set_prompt', $_[0])];
my $args = $parsed->[0] // {};
my $remainder = $parsed->[1] // '';
my ($str, $append) = ('', 1);
print Dumper $args;
if (exists ($args->{string})) {
$str = $args->{string};
}
if (exists($args->{append})) {
$append = $args->{append};
}
print "append in dothing: $append";
Irssi::signal_emit('change prompt', $str, $append);
}
sub custom_prompt {
my ($sb_item, $get_size_only) = @_;
my ($width, $padChar, $padNum, $length);
#my $prompt_str = '%K[%W$tag%c/%K$cumode%n$*%K]%n ';
my $theme = Irssi::current_theme;
my $prompt = '';
my $var = '';
if (window_is_empty(Irssi::active_win)) {
$var = 'winname';
} else {
$var = '[.15]itemname';
}
if ($prompt_append) {
$prompt = $theme->format_expand("{prompt \$$var}");
}
my $trailing_space = '';
if ($prompt =~ /(\s*)$/ && length $prompt_content) {
$trailing_space = $1;
}
$prompt .= $prompt_content . $trailing_space;
$sb_item->default_handler($get_size_only, $prompt, undef, 1);
}
sub window_is_empty {
my $window = shift;
return $window->{name} eq $window->get_active_name;
}
sub UNLOAD {
print Dumper(\@_);
uninstall_prompt();
}
# my $prev_typed;
# my $prev_startpos;
# my $enabled = 0;
# Irssi::command_bind('history_search', sub {
# $enabled = ! $enabled;
# if ($enabled) {
# $prev_typed = '';
# $prev_startpos = 0;
# }
# });
# Irssi::signal_add_last 'gui key pressed' => sub {
# my ($key) = @_;
# if ($key == 10) { # enter
# $enabled = 0;
# }
# return unless $enabled;
# my $prompt = Irssi::parse_special('$L');
# my $pos = Irssi::gui_input_get_pos();
# if ($pos < $prev_startpos) {
# $enabled = 0;
# return;
# }
# my $typed = substr($prompt, $prev_startpos, ($pos-$prev_startpos));
# my $history = ($typed eq '') ? '' : Irssi::parse_special('$!' . $typed . '!');
# if ($history eq '') {
# $history = $typed;
# }
# my $startpos = index(lc($history), lc($typed));
# Irssi::gui_input_set($history);
# Irssi::gui_input_set_pos($startpos + length($typed));
# $prev_typed = $typed;
# $prev_startpos = $startpos;
# };
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