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-rw-r--r--undo/kill-ring.pl87
1 files changed, 85 insertions, 2 deletions
diff --git a/undo/kill-ring.pl b/undo/kill-ring.pl
index 3cb7b61..c3600a6 100644
--- a/undo/kill-ring.pl
+++ b/undo/kill-ring.pl
@@ -39,8 +39,91 @@ our $VERSION = '0.1';
our %IRSSI = (
authors => 'shabble',
contact => 'shabble+irssi@metavore.org',
- name => '',
- description => '',
+ name => 'kill-ring',
+ description => 'keeps track of changes to the cutbuffer'
+ . ' and allows you to cycle through them',
license => 'MIT',
updated => '$DATE'
);
+
+my @cut_buf_history;
+
+sub cut_buffer_init {
+ Irssi::signal_add_first('gui key pressed' => \&sig_cmd_undo);
+ Irssi::command_bind('cut_buf_cycle' => \&cmd_cut_buf_cycle);
+}
+
+sub add_to_history {
+ my ($str) = @_;
+
+ return unless defined $str;
+
+ my $head = $cut_buf_history[-1];
+
+ if (defined $head and $str ne $head) {
+ push @cut_buf_history, $str;
+ } elsif (not defined $head) {
+ push @cut_buf_history, $str;
+ }
+
+ # enforce maximum size
+ # TODO: make this a setting?
+
+ if (@cut_buf_history > 100) {
+ shift @cut_buf_history;
+ }
+}
+
+sub cmd_cut_buf_cycle {
+ print '%_Cut buffer contains:%_';
+ foreach my $buf (@cut_buf_history) {
+ print "$buf"
+ }
+}
+
+sub sig_cmd_undo {
+ my ($key) = @_;
+ add_to_history(_cut_buf());
+}
+
+sub _cut_buf {
+ return Irssi::parse_special('$U', 0, 0);
+}
+
+sub _input {
+ my ($data) = @_;
+
+ my $current_data = Irssi::parse_special('$L', 0, 0);
+
+ # TODO: set this back up.
+
+ # if ($settings->{utf8}->{value}) {
+ # $current_data = decode_utf8($current_data);
+ # }
+
+ if (defined $data) {
+ # if ($settings->{utf8}->{value}) {
+ # Irssi::gui_input_set(encode_utf8($data));
+ # } else {
+ Irssi::gui_input_set($data);
+ #}
+ } else {
+ $data = $current_data;
+ }
+
+ return $data;
+}
+
+sub _input_pos {
+ my ($pos) = @_;
+ my $cur_pos = Irssi::gui_input_get_pos();
+ if (defined $pos) {
+ Irssi::gui_input_set_pos($pos) if $pos != $cur_pos;
+ } else {
+ $pos = $cur_pos;
+ }
+
+ return $pos;
+}
+
+cut_buffer_init();