ViewVC Help
View File | Revision Log | Show Annotations | Download File
/cvs/rxvt-unicode/src/perl/searchable-scrollback
(Generate patch)

Comparing rxvt-unicode/src/perl/searchable-scrollback (file contents):
Revision 1.1 by root, Mon Jan 9 22:41:41 2006 UTC vs.
Revision 1.23 by ayin, Wed Aug 1 17:55:37 2007 UTC

… …
3# this extension implements scrollback buffer search 3# this extension implements scrollback buffer search
4 4
5sub on_init { 5sub on_init {
6 my ($self) = @_; 6 my ($self) = @_;
7 7
8 my $hotkey = $self->{argv}[0] || "M-s"; 8 my $hotkey = $self->{argv}[0]
9 || $self->x_resource ("searchable-scrollback")
10 || "M-s";
9 11
10 $self->parse_keysym ($hotkey, "perl:searchable-scrollback:enter") 12 $self->parse_keysym ($hotkey, "perl:searchable-scrollback:start")
11 or warn "unable to register '$hotkey' as scrollback search enter hotkey\n"; 13 or warn "unable to register '$hotkey' as scrollback search start hotkey\n";
12 14
13 () 15 ()
14} 16}
15 17
16sub on_keyboard_command { 18sub on_user_command {
17 my ($self, $cmd) = @_; 19 my ($self, $cmd) = @_;
18 20
19 if ($cmd eq "searchable-scrollback:enter") { 21 $cmd eq "searchable-scrollback:start"
20 $self->enter; 22 and $self->enter;
21 }
22 23
23 () 24 ()
24} 25}
25 26
26sub msg { 27sub msg {
… …
33sub enter { 34sub enter {
34 my ($self) = @_; 35 my ($self) = @_;
35 36
36 return if $self->{overlay}; 37 return if $self->{overlay};
37 38
39 $self->{view_start} = $self->view_start;
38 $self->{pty_ev_events} = $self->pty_ev_events (urxvt::EVENT_NONE); 40 $self->{pty_ev_events} = $self->pty_ev_events (urxvt::EVENT_NONE);
39 $self->{view_start} = $self->view_start; 41 $self->{row} = $self->nrow - 1;
42 $self->{search} = "(?i)";
40 43
41 $self->enable ( 44 $self->enable (
45 key_press => \&key_press,
46 tt_write => \&tt_write,
42 refresh_begin => sub { 47 refresh_begin => \&refresh,
43 warn "beg(@_)\n"; 48 refresh_end => \&refresh,
44 },
45 refresh_end => sub {
46 warn "end(@_)\n";
47 },
48 ); 49 );
50
51 $self->{manpage_overlay} = $self->overlay (0, -2, $self->ncol, 1, urxvt::OVERLAY_RSTYLE, 0);
52 $self->{manpage_overlay}->set (0, 0, "scrollback search, see the ${urxvt::RXVTNAME}perl manpage for details");
49 53
50 $self->idle; 54 $self->idle;
51} 55}
52 56
53sub leave { 57sub leave {
54 my ($self) = @_; 58 my ($self) = @_;
55 59
60 $self->disable ("key_press", "tt_write", "refresh_begin", "refresh_end");
61 $self->pty_ev_events ($self->{pty_ev_events});
62
63 delete $self->{manpage_overlay};
56 delete $self->{overlay}; 64 delete $self->{overlay};
57 65 delete $self->{history};
58 $self->disable ("refresh_begin", "refresh_end"); 66 delete $self->{search};
59
60 $self->pty_ev_events ($self->{pty_ev_events});
61 $self->want_refresh;
62} 67}
63 68
64sub idle { 69sub idle {
65 my ($self) = @_; 70 my ($self) = @_;
66 71
67 $self->msg ("scrollback search, escape=exit, enter=accept, /=start search, n=next, p=previous"); 72 $self->msg ("(escape cancels) /$self->{search}█");
68
69 delete $self->{in_search};
70} 73}
71 74
72sub search { 75sub search {
73 my ($self) = @_; 76 my ($self, $dir) = @_;
74
75 my $row = -$self->view_start;
76 77
77 delete $self->{found}; 78 delete $self->{found};
79 my $row = $self->{row};
80
81 my $search = $self->special_encode ($self->{search});
78 82
79 no re 'eval'; # just to be sure 83 no re 'eval'; # just to be sure
80 my $re = qr/$self->{search}/; 84 if (my $re = eval { qr/$search/ }) {
85 while ($self->nrow > $row && $row > $self->top_row) {
86 my $line = $self->line ($row)
87 or last;
81 88
82 while ($row > -$self->nsaved) { 89 my $text = $line->t;
83 my $line = $self->line ($row) 90 if ($text =~ /$re/g) {
84 or last; 91 do {
92 push @{ $self->{found} }, [$line->coord_of ($-[0]), $line->coord_of ($+[0])];
93 } while $text =~ /$re/g;
85 94
86 my $text = $line->t; 95 $self->{row} = $row;
87 if ($text =~ /$re/g) { 96 $self->view_start (List::Util::min 0, $row - ($self->nrow >> 1));
97 $self->want_refresh;
98 last;
88 do { 99 }
89 push @{ $self->{found} }, [$line->coord_of ($-[0]), $line->coord_of ($+[1])];
90 } while $text =~ /$re/g;
91 100
92 $self->view_start (-$row + ($self->nrow >> 1)); 101 $row = $dir < 0 ? $line->beg - 1 : $line->end + 1;
93 last;
94 } 102 }
95
96 $row = $line->beg - 1;
97 } 103 }
98 104
99 $self->msg ("enter/type/backspace: /$self->{search}_"
100 . ($self->{found} ? " (not found)" : ""));
101 $self->scr_bell unless $self->{found}; 105 $self->scr_bell unless $self->{found};
102} 106}
103 107
108sub refresh {
109 my ($self) = @_;
110
111 return unless $self->{found};
112
113 my $xor = urxvt::RS_RVid | urxvt::RS_Blink;
114 for (@{ $self->{found} }) {
115 $self->scr_xor_span (@$_, $xor);
116 $xor = urxvt::RS_RVid;
117 }
118
119 ()
120}
121
104sub on_key_press { 122sub key_press {
105 my ($self, $event, $keysym, $string) = @_; 123 my ($self, $event, $keysym, $string) = @_;
106 124
107 $self->{overlay} 125 delete $self->{manpage_overlay};
108 or return;
109 126
110 if (exists $self->{in_search}) {
111 if ($keysym == 0xff0d || $keysym == 0xff8d) { 127 if ($keysym == 0xff0d || $keysym == 0xff8d) { # enter
112 delete $self->{in_search}; 128 if ($self->{found} && $event->{state} & urxvt::ShiftMask) {
113 } elsif ($keysym == 0xff1b) { 129 my ($br, $bc, $er, $ec) = @{ $self->{found}[0] };
114 $self->view_start (delete $self->{in_search}); 130 $self->selection_beg ($br, $bc);
115 } elsif ($keysym == 0xff08) { 131 $self->selection_end ($er, $ec);
116 substr $self->{search}, -1, 1, ""; 132 $self->selection_make ($event->{time});
117 } elsif ($string ne "") {
118 $self->{search} .= $string;
119 } 133 }
120 134 $self->leave;
135 } elsif ($keysym == 0xff1b) { # escape
136 $self->view_start ($self->{view_start});
137 $self->leave;
138 } elsif ($keysym == 0xff57) { # end
139 $self->{row} = $self->nrow - 1;
140 $self->view_start (0);
141 } elsif ($keysym == 0xff52) { # up
142 $self->{row}-- if $self->{row} > $self->top_row;
143 $self->search (-1);
144 } elsif ($keysym == 0xff54) { # down
145 $self->{row}++ if $self->{row} < $self->nrow;
146 $self->search (+1);
147 } elsif ($keysym == 0xff08) { # backspace
148 substr $self->{search}, -1, 1, "";
121 $self->search; 149 $self->search;
122 } else {
123 if ($keysym == 0xff0d || $keysym == 0xff8d) {
124 # OK
125 $self->leave; 150 $self->idle;
126 } elsif ($keysym == 0xff1b) { 151 } elsif ($string !~ /[\x00-\x1f\x80-\xaf]/) {
127 $self->view_start ($self->{view_start}); 152 return; # pass to tt_write
128 $self->leave;
129 } elsif ($keysym == 0xff52) {
130 $self->view_start ($self->view_start + 1);
131 } elsif ($keysym == 0xff54) {
132 $self->view_start ($self->view_start - 1);
133 } elsif ($string eq "/") {
134 $self->{in_search} = $self->view_start;
135 $self->search;
136 } elsif ($string eq "n") {
137 } elsif ($string eq "p") {
138 } elsif ($string ne "") {
139 $self->scr_bell;
140 }
141 } 153 }
142 154
143 1 155 1
144} 156}
145 157
158sub tt_write {
159 my ($self, $data) = @_;
146 160
161 $self->{search} .= $self->locale_decode ($data);
162
163 $self->{search} =~ s/^\(\?i\)//
164 if $self->{search} =~ /^\(.*[[:upper:]]/;
165
166 $self->search (-1);
167 $self->idle;
168
169 1
170}
171
172

Diff Legend

– Removed lines
+ Added lines
< Changed lines
> Changed lines