| … | |
… | |
| 3 | # this extension implements scrollback buffer search |
3 | # this extension implements scrollback buffer search |
| 4 | |
4 | |
| 5 | sub on_init { |
5 | sub 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 | |
| 16 | sub on_keyboard_command { |
18 | sub on_keyboard_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 $self->enter; |
| 21 | } |
|
|
| 22 | |
23 | |
| 23 | () |
24 | () |
| 24 | } |
25 | } |
| 25 | |
26 | |
| 26 | sub msg { |
27 | sub msg { |
| … | |
… | |
| 33 | sub enter { |
34 | sub enter { |
| 34 | my ($self) = @_; |
35 | my ($self) = @_; |
| 35 | |
36 | |
| 36 | return if $self->{overlay}; |
37 | return if $self->{overlay}; |
| 37 | |
38 | |
|
|
39 | $self->{history} = []; |
|
|
40 | $self->{view_start} = $self->view_start; |
| 38 | $self->{pty_ev_events} = $self->pty_ev_events (urxvt::EVENT_NONE); |
41 | $self->{pty_ev_events} = $self->pty_ev_events (urxvt::EVENT_NONE); |
| 39 | $self->{view_start} = $self->view_start; |
|
|
| 40 | |
42 | |
| 41 | $self->enable ( |
43 | $self->enable ( |
| 42 | key_press => \&key_press, |
44 | key_press => \&key_press, |
|
|
45 | tt_write => \&tt_write, |
| 43 | refresh_begin => \&refresh, |
46 | refresh_begin => \&refresh, |
| 44 | refresh_end => \&refresh, |
47 | refresh_end => \&refresh, |
| 45 | ); |
48 | ); |
|
|
49 | |
|
|
50 | $self->{manpage_overlay} = $self->overlay (0, -2, $self->ncol, 1, urxvt::OVERLAY_RSTYLE, 0); |
|
|
51 | $self->{manpage_overlay}->set (0, 0, "scrollback search, see the ${urxvt::RXVTNAME}perl manpage for details"); |
| 46 | |
52 | |
| 47 | $self->idle; |
53 | $self->idle; |
| 48 | } |
54 | } |
| 49 | |
55 | |
| 50 | sub leave { |
56 | sub leave { |
| 51 | my ($self) = @_; |
57 | my ($self) = @_; |
| 52 | |
58 | |
|
|
59 | $self->disable ("key_press", "tt_write", "refresh_begin", "refresh_end"); |
|
|
60 | $self->pty_ev_events ($self->{pty_ev_events}); |
|
|
61 | |
|
|
62 | delete $self->{manpage_overlay}; |
| 53 | delete $self->{overlay}; |
63 | delete $self->{overlay}; |
| 54 | |
64 | delete $self->{history}; |
| 55 | $self->disable ("key_press", "refresh_begin", "refresh_end"); |
|
|
| 56 | |
|
|
| 57 | $self->pty_ev_events ($self->{pty_ev_events}); |
|
|
| 58 | $self->want_refresh; |
|
|
| 59 | } |
65 | } |
| 60 | |
66 | |
| 61 | sub idle { |
67 | sub idle { |
| 62 | my ($self) = @_; |
68 | my ($self) = @_; |
| 63 | |
69 | |
| 64 | $self->msg ("scrollback search, escape=exit, enter=accept, /=start search, n=next, p=previous"); |
70 | $self->msg ("escape=exit, enter=accept, /=start search, n=next, p=previous, G=bottom"); |
| 65 | |
71 | |
| 66 | delete $self->{in_search}; |
72 | delete $self->{in_search}; |
| 67 | } |
73 | } |
| 68 | |
74 | |
| 69 | sub search { |
75 | sub search { |
| 70 | my ($self) = @_; |
76 | my ($self, $offset) = @_; |
| 71 | |
77 | |
| 72 | my $row = -$self->view_start; |
78 | my $row = -$self->view_start + ($self->nrow >> 1) + $offset; |
| 73 | |
79 | |
| 74 | delete $self->{found}; |
80 | delete $self->{found}; |
| 75 | |
81 | |
|
|
82 | my $search = $self->special_encode ($self->{search}); |
|
|
83 | |
| 76 | no re 'eval'; # just to be sure |
84 | no re 'eval'; # just to be sure |
| 77 | my $re = qr/$self->{search}/; |
85 | my $re = qr/$search/; |
| 78 | |
86 | |
| 79 | while ($row > -$self->nsaved) { |
87 | while ($row > -$self->nsaved) { |
| 80 | my $line = $self->line ($row) |
88 | my $line = $self->line ($row) |
| 81 | or last; |
89 | or last; |
| 82 | |
90 | |
| … | |
… | |
| 92 | |
100 | |
| 93 | $row = $line->beg - 1; |
101 | $row = $line->beg - 1; |
| 94 | } |
102 | } |
| 95 | |
103 | |
| 96 | $self->msg ("enter/type/backspace: /$self->{search}_" |
104 | $self->msg ("enter/type/backspace: /$self->{search}_" |
| 97 | . ($self->{found} ? " (not found)" : "")); |
105 | . ($self->{found} ? "" : " (not found)")); |
| 98 | $self->scr_bell unless $self->{found}; |
106 | $self->scr_bell unless $self->{found}; |
| 99 | } |
107 | } |
| 100 | |
108 | |
| 101 | sub refresh { |
109 | sub refresh { |
| 102 | my ($self) = @_; |
110 | my ($self) = @_; |
| 103 | |
111 | |
| 104 | return unless $self->{found}; |
112 | return unless $self->{found}; |
| 105 | |
113 | |
| 106 | $self->scr_xor_span (@$_) |
114 | $self->scr_xor_span (@$_, urxvt::SET_FGCOLOR (urxvt::RS_RVid, 15)) |
| 107 | for @{ $self->{found} }; |
115 | for @{ $self->{found} }; |
| 108 | |
116 | |
| 109 | () |
117 | () |
| 110 | } |
118 | } |
| 111 | |
119 | |
| … | |
… | |
| 118 | } elsif ($keysym == 0xff1b) { |
126 | } elsif ($keysym == 0xff1b) { |
| 119 | $self->view_start ($self->{in_search}); |
127 | $self->view_start ($self->{in_search}); |
| 120 | $self->idle; |
128 | $self->idle; |
| 121 | } elsif ($keysym == 0xff08) { |
129 | } elsif ($keysym == 0xff08) { |
| 122 | substr $self->{search}, -1, 1, ""; |
130 | substr $self->{search}, -1, 1, ""; |
| 123 | |
|
|
| 124 | $self->search; |
131 | $self->search; |
| 125 | } elsif ($string ne "") { |
132 | } elsif ($string ne "") { |
| 126 | $self->{search} .= $string; |
133 | return; |
|
|
134 | } |
| 127 | |
135 | |
| 128 | $self->search; |
|
|
| 129 | } |
|
|
| 130 | } else { |
136 | } else { |
| 131 | if ($keysym == 0xff0d || $keysym == 0xff8d) { |
137 | if ($keysym == 0xff0d || $keysym == 0xff8d) { |
| 132 | # OK |
138 | # TODO: set selection |
| 133 | $self->leave; |
139 | $self->leave; |
| 134 | } elsif ($keysym == 0xff1b) { |
140 | } elsif ($keysym == 0xff1b) { |
| 135 | $self->view_start ($self->{view_start}); |
141 | $self->view_start ($self->{view_start}); |
| 136 | $self->leave; |
142 | $self->leave; |
| 137 | } elsif ($keysym == 0xff52) { |
143 | } elsif ($keysym == 0xff52) { |
| 138 | $self->view_start ($self->view_start + 1); |
144 | $self->view_start ($self->view_start + 1); |
| 139 | } elsif ($keysym == 0xff54) { |
145 | } elsif ($keysym == 0xff54) { |
| 140 | $self->view_start ($self->view_start - 1); |
146 | $self->view_start ($self->view_start - 1); |
| 141 | } elsif ($string eq "/") { |
147 | } elsif ($string eq "/") { |
|
|
148 | delete $self->{manpage_overlay}; |
| 142 | $self->{in_search} = $self->view_start; |
149 | $self->{in_search} = $self->view_start; |
| 143 | $self->search; |
150 | $self->search; |
|
|
151 | } elsif ($string eq "G") { |
|
|
152 | $self->{history} = []; |
|
|
153 | $self->view_start (0); |
| 144 | } elsif ($string eq "n") { |
154 | } elsif ($string eq "n") { |
|
|
155 | if ($self->{found} && @{ $self->{found} }) { |
|
|
156 | push @{ $self->{history} }, [$self->view_start, $self->{found}]; |
| 145 | $self->search; |
157 | $self->search (-1); |
|
|
158 | $self->idle; |
|
|
159 | } |
| 146 | } elsif ($string eq "p") { |
160 | } elsif ($string eq "p" or $string eq "N") { |
|
|
161 | if (my $prev = pop @{ $self->{history} }) { |
|
|
162 | $self->view_start ($prev->[0]); |
|
|
163 | $self->{found} = $prev->[1]; |
|
|
164 | $self->want_refresh; |
|
|
165 | } |
| 147 | } elsif ($string ne "") { |
166 | } elsif ($string ne "") { |
| 148 | $self->scr_bell; |
167 | $self->scr_bell; |
| 149 | } |
168 | } |
| 150 | } |
169 | } |
| 151 | |
170 | |
| 152 | 1 |
171 | 1 |
| 153 | } |
172 | } |
| 154 | |
173 | |
|
|
174 | sub tt_write { |
|
|
175 | my ($self, $data) = @_; |
| 155 | |
176 | |
|
|
177 | $self->{search} .= $self->locale_decode ($data); |
|
|
178 | $self->search; |
|
|
179 | |
|
|
180 | 1 |
|
|
181 | } |
|
|
182 | |
|
|
183 | |
