diff options
Diffstat (limited to 'prompt_info/prompt_replace.pl')
| -rw-r--r-- | prompt_info/prompt_replace.pl | 346 |
1 files changed, 0 insertions, 346 deletions
diff --git a/prompt_info/prompt_replace.pl b/prompt_info/prompt_replace.pl deleted file mode 100644 index 30120f7..0000000 --- a/prompt_info/prompt_replace.pl +++ /dev/null @@ -1,346 +0,0 @@ -use strict; -use warnings; - -use Irssi; -use Irssi::TextUI; # for sbar_items_redraw -use Data::Dumper; - - - -our $VERSION = "0.1"; -our %IRSSI = - ( - authors => "shabble", - contact => 'shabble+irssi@metavore.org, shabble@#irssi/Freenode', - name => "prompt_info", - description => "Helper script for dynamically adding text " - . "into the input-bar prompt.", - license => "Public Domain", - changed => "24/7/2010" - ); - -sub DEBUG () { 1 } -#sub DEBUG () { 0 } - -my $prompt_data = undef; -my $prompt_item = undef; - -my $region_active = 0; - -my ($term_w, $term_h) = (0, 0); - -# visual region selected. -my ($region_start, $region_end) = (0, 0); -my $region_content = ''; - -my $prompt_format = ''; - -init(); - -sub update_terminal_size { - - my @stty_data = qx/stty -a/; - my $line = $stty_data[0]; - - # linux - # speed 38400 baud; rows 36; columns 126; line = 0; - if ($line =~ m/rows (\d+); columns (\d+);/) { - $term_h = $1; - $term_w = $2; - # osx - # speed 9600 baud; 40 rows; 235 columns; - } elsif ($line =~ m/(\d+) rows; (\d+) columns;/) { - $term_h = $1; - $term_w = $2; - } else { - # guess? - $term_h = 24; - $term_w = 80; - } - - print "Terminal detected as $term_w cols by $term_h rows" if DEBUG; -} - -sub prompt_subcmd_handler { - my ($data, $server, $item) = @_; - $data =~ s/\s+$//g; # strip trailing whitespace. - Irssi::command_runsub('prompt', $data, $server, $item); -} - -sub visual_subcmd_handler { - my ($data, $server, $item) = @_; - $data =~ s/\s+$//g; # strip trailing whitespace. - Irssi::command_runsub('visual', $data, $server, $item); -} - -sub init { - - Irssi::statusbar_item_register ('uberprompt', 0, 'uberprompt_draw'); - - Irssi::settings_add_str('uberprompt', 'uberprompt_format', '[$*] '); - - Irssi::command_bind("prompt", \&prompt_subcmd_handler); - Irssi::command_bind('prompt on', \&replace_prompt_items); - Irssi::command_bind('prompt off', \&restore_prompt_items); - Irssi::command_bind('prompt set', - sub { Irssi::signal_emit 'change prompt', shift; }); - Irssi::command_bind('prompt clear', - sub { Irssi::signal_emit 'change prompt', '$p'; }); - - # misc faff - Irssi::command_bind('visual', \&visual_subcmd_handler); - Irssi::command_bind('visual toggle', \&cmd_toggle_visual); - Irssi::command_bind('visual clear', \&cmd_clear_visual); - - Irssi::command("^BIND ^F /visual toggle"); - Irssi::command("^BIND ^G /visual clear"); - - Irssi::command_bind 'print_test', - sub { - Irssi::gui_printtext(0, 0, '%8hello there%n'); - }; - - # redraw interception - Irssi::signal_add_last('command redraw', \&augment_redraw); - Irssi::signal_add_first('gui key pressed', \&ctrl_l_intercept); - - # for updating the overlay. - Irssi::signal_add_last ('gui key pressed', \&key_pressed); - - # things to refresh the overlay for. - Irssi::signal_add('window changed', \&uberprompt_refresh); - Irssi::signal_add('window name changed', \&uberprompt_refresh); - Irssi::signal_add('window changed automatic', \&uberprompt_refresh); - Irssi::signal_add('window item changed', \&uberprompt_refresh); - - Irssi::signal_add('terminal resized', \&update_terminal_size); - Irssi::signal_add('setup changed', \&reload_settings); - - # so we know where the bottom line is - update_terminal_size(); - - # intialise the prompt format. - reload_settings(); - - # install our statusbars. - replace_prompt_items(); - - # the actual API signals. - Irssi::signal_register({'change prompt' => [qw/string/]}); - Irssi::signal_add('change prompt' => \&change_prompt_sig); - - Irssi::signal_register({'prompt changed' => [qw/string int/]}); -} - -sub change_prompt_sig { - my ($text) = @_; - - $text = '$p' . $text; - print "Got prompt change sig with: $text" if DEBUG; - - my $changed; - $changed = defined $prompt_data ? $prompt_data ne $text : 1; - - $prompt_data = $text; - - if ($changed) { - print "Redrawing prompt" if DEBUG; - uberprompt_refresh(); - } -} - - -sub UNLOAD { - # remove uberprompt and return the original ones. - restore_prompt_items(); -} - -sub reload_settings { - my $new = Irssi::settings_get_str('uberprompt_format'); - if ($prompt_format ne $new) { - print "Updated prompt format" if DEBUG; - $prompt_format = $new; - Irssi::abstracts_register(['uberprompt', $prompt_format]); - } -} - -sub uberprompt_draw { - my ($sb_item, $get_size_only) = @_; - - my $default_prompt = ''; - - my $window = Irssi::active_win; - - # hack to produce the same defaults as prompt/prompt_empty sbars. - - if (scalar( () = $window->items )) { - $default_prompt = '{uberprompt $[.15]itemname}'; - } else { - $default_prompt = '{uberprompt $winname}'; - } - - my $p_copy = $prompt_data; - - if (defined $prompt_data) { - # replace the special marker '$p' with the original prompt. - $p_copy =~ s/\$p/$default_prompt/; - } else { - $p_copy = $default_prompt; - } - print "Redrawing with: $p_copy, size-only: $get_size_only" if DEBUG; - - $prompt_item = $sb_item; - - my $ret = $sb_item->default_handler($get_size_only, $p_copy, '', 0); - - Irssi::signal_emit('prompt changed', $p_copy, $sb_item->{size}); - - return $ret; -} - -sub augment_redraw { - print "Redraw called" if DEBUG; - uberprompt_refresh(); - Irssi::timeout_add_once(10, \&refresh_visual_overlay, 0); -} - -sub uberprompt_refresh { - Irssi::statusbar_items_redraw('uberprompt'); -} - - -sub cmd_clear_visual { - _clear_visual_region(); - #refresh_visual_overlay(); - Irssi::statusbar_items_redraw('input'); -} - -sub cmd_toggle_visual { - - $region_active = not $region_active; - - if ($region_active) { - $region_start = _pos(); - $region_end = 0; # reset end marker. - print "visual mode started at $region_start" if DEBUG; - } else { - $region_end = _pos(); - print "Visual mode ended at $region_end" if DEBUG; - - if ($region_end > $region_start) { - my $input = Irssi::parse_special('$L', 0, 0); - my $str = substr($input, $region_start, $region_end - $region_start); - print "Region selected: $str" if DEBUG; - } else { - print "Invalid region selection: [ $region_start - $region_end ]" - if DEBUG; - $region_start = $region_end = 0; - } - cmd_clear_visual(); - } -} - -sub ctrl_l_intercept { - my $key = shift; - - if ($key == 12) { # C-l - print "C-l pressed" if DEBUG; - Irssi::command("redraw"); - Irssi::signal_stop(); - } elsif ($key == 10) { # RET - _clear_visual_region(); - } -} - -sub key_pressed { - # this handler needs to be last so the actual character is printed by irssi - # before we overlay on it. Otherwise things are all a bit off-by-1 - return unless $region_active; - - refresh_visual_overlay(); -} - -sub _clear_visual_region { - print "Clearing Region markers" if DEBUG; - $region_end = 0; - $region_start = 0; -} - - -sub refresh_visual_overlay { - - my $end_pos = $region_end; - $end_pos ||= _pos(); # if not set, take current position as end. - - my $len = $end_pos - $region_start; - return unless $len; # no point drawing an empty overlay - - my $input = Irssi::parse_special('$L'); - my $offset = $prompt_item->{size} + $region_start; - - my $text = substr($input, $region_start, $len); - - print "printing '$text' at $offset [$region_start, $end_pos] ($len)" if DEBUG; - - $text = '%8' . $text . '%8'; - _draw_overlay($offset, $text, $len); - -} - -sub _draw_overlay { - my ($offset, $text, $len) = @_; - Irssi::gui_printtext($offset, $term_h, $text); -} - -sub replace_prompt_items { - # remove existing ones. - print "Removing original prompt" if DEBUG; - - _sbar_command('prompt', 'remove', 'prompt'); - _sbar_command('prompt', 'remove', 'prompt_empty'); - - # add the new one. - - _sbar_command('prompt', 'add', 'uberprompt', - qw/-alignment left -before input -priority '-1'/); - - _sbar_command('prompt', 'position', '100'); -} - -sub restore_prompt_items { - - _sbar_command('prompt', 'remove', 'uberprompt'); - - print "Restoring original prompt" if DEBUG; - - _sbar_command('prompt', 'add', 'prompt', - qw/-alignment left -before input -priority '-1'/); - _sbar_command('prompt', 'add', 'prompt_empty', - qw/-alignment left -after prompt -priority '-1'/); - - _sbar_command('prompt', 'position', '100'); - -} - -sub _sbar_command { - my ($bar, $cmd, $item, @args) = @_; - - my $args_str = join ' ', @args; - - $args_str .= ' ' if length $args_str && defined $item; - - my $command = sprintf 'STATUSBAR %s %s %s%s', - $bar, $cmd, $args_str, defined($item)?$item:''; - - print "Running command: $command" if DEBUG; - Irssi::command($command); -} - -sub _pos { - return Irssi::gui_input_get_pos(); -} - - -# bit of fakery so things don't complain about the lack of prompt_info (hoepfully) - -%Irssi::Script::prompt_info:: = (); |