ViewVC Help
View File | Revision Log | Show Annotations | Download File
/cvs/rxvt-unicode/src/perl/selection
Revision: 1.16
Committed: Sun Jan 8 01:32:38 2006 UTC (18 years, 4 months ago) by root
Branch: MAIN
Changes since 1.15: +7 -6 lines
Log Message:
*** empty log message ***

File Contents

# Content
1 #! perl
2
3 sub on_keyboard_command {
4 my ($self, $cmd) = @_;
5
6 $cmd eq "selection:rot13"
7 and $self->selection (map { y/A-Za-z/N-ZA-Mn-za-m/; $_ } $self->selection);
8
9 ()
10 }
11
12 # "find interetsing things"-patterns
13 my @mark_patterns = (
14 # urls, just a heuristic
15 qr{(
16 (?:https?|ftp|news|mailto|file)://[ab-zA-Z0-9\-\@;\/?:&=%\$_.+!*\x27(),~]+
17 [ab-zA-Z0-9\-\@;\/?:&=%\$_+!*\x27(),~] # do not include a trailing dot, its wrong too often
18 )}x,
19
20 # common forms of quoting
21 qr{(?:^|\s) [‘`] ([^‘`’']+) [’'] (?:\s|$)}x,
22
23 # shell-like argument quoting
24 qr{\G [\ \t|&;<>()] *(
25 (?:
26 [^\\"'\ \t|&;<>()]+
27 | \\.
28 | " (?: [^\\"]+ | \\. )* "
29 | ' [^']* '
30 )+
31 )}x,
32 );
33
34 # "correct obvious? crap"-patterns
35 my @simplify_patterns = (
36 qr{^"([^\\"'\ \t|&;<>()*?]+)"$}, # "simple" => simple
37 qr{^(.*)[,\-]$}, # strip off trailing , and -
38 );
39
40 sub on_sel_extend {
41 my ($self) = @_;
42
43 my ($row, $col) = $self->selection_mark;
44 my $line = $self->line ($row);
45 my $offset = $line->offset_of ($row, $col);
46 my $text = $line->t;
47
48 for my $regex (@mark_patterns) {
49 while ($text =~ /$regex/g) {
50 if ($-[1] <= $offset and $offset <= $+[1]) {
51 my $ofs = $-[1];
52 my $match = $1;
53
54 for my $regex (@simplify_patterns) {
55 if ($match =~ $regex) {
56 $match = $1;
57 $ofs += $-[1];
58 }
59 }
60
61 $self->selection_beg ($line->coord_of ($ofs));
62 $self->selection_end ($line->coord_of ($ofs + length $match));
63 return 1;
64 }
65 }
66 }
67
68 ()
69 }