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/cvs/rxvt-unicode/src/perl/searchable-scrollback
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Comparing rxvt-unicode/src/perl/searchable-scrollback (file contents):
Revision 1.1 by root, Mon Jan 9 22:41:41 2006 UTC vs.
Revision 1.12 by root, Wed Jan 11 02:13:56 2006 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_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 $self->enter;
21 }
22 23
23 () 24 ()
24} 25}
25 26
26sub msg { 27sub msg {
… …
33sub enter { 34sub enter {
34 my ($self) = @_; 35 my ($self) = @_;
35 36
36 return if $self->{overlay}; 37 return if $self->{overlay};
37 38
39 $self->{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 (
44 key_press => \&key_press,
45 tt_write => \&tt_write,
42 refresh_begin => sub { 46 refresh_begin => \&refresh,
43 warn "beg(@_)\n"; 47 refresh_end => \&refresh,
44 },
45 refresh_end => sub {
46 warn "end(@_)\n";
47 },
48 ); 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");
49 52
50 $self->idle; 53 $self->idle;
51} 54}
52 55
53sub leave { 56sub leave {
54 my ($self) = @_; 57 my ($self) = @_;
55 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};
56 delete $self->{overlay}; 63 delete $self->{overlay};
57 64 delete $self->{history};
58 $self->disable ("refresh_begin", "refresh_end");
59
60 $self->pty_ev_events ($self->{pty_ev_events});
61 $self->want_refresh;
62} 65}
63 66
64sub idle { 67sub idle {
65 my ($self) = @_; 68 my ($self) = @_;
66 69
67 $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");
68 71
69 delete $self->{in_search}; 72 delete $self->{in_search};
70} 73}
71 74
72sub search { 75sub search {
73 my ($self) = @_; 76 my ($self, $offset) = @_;
74 77
75 my $row = -$self->view_start; 78 my $row = -$self->view_start + ($self->nrow >> 1) + $offset;
76 79
77 delete $self->{found}; 80 delete $self->{found};
78 81
82 my $search = $self->special_encode ($self->{search});
83
79 no re 'eval'; # just to be sure 84 no re 'eval'; # just to be sure
80 my $re = qr/$self->{search}/; 85 my $re = qr/$search/;
81 86
82 while ($row > -$self->nsaved) { 87 while ($row > -$self->nsaved) {
83 my $line = $self->line ($row) 88 my $line = $self->line ($row)
84 or last; 89 or last;
85 90
86 my $text = $line->t; 91 my $text = $line->t;
87 if ($text =~ /$re/g) { 92 if ($text =~ /$re/g) {
88 do { 93 do {
89 push @{ $self->{found} }, [$line->coord_of ($-[0]), $line->coord_of ($+[1])]; 94 push @{ $self->{found} }, [$line->coord_of ($-[0]), $line->coord_of ($+[0])];
90 } while $text =~ /$re/g; 95 } while $text =~ /$re/g;
91 96
92 $self->view_start (-$row + ($self->nrow >> 1)); 97 $self->view_start (-$row + ($self->nrow >> 1));
93 last; 98 last;
94 } 99 }
95 100
96 $row = $line->beg - 1; 101 $row = $line->beg - 1;
97 } 102 }
98 103
99 $self->msg ("enter/type/backspace: /$self->{search}_" 104 $self->msg ("enter/type/backspace: /$self->{search}_"
100 . ($self->{found} ? " (not found)" : "")); 105 . ($self->{found} ? "" : " (not found)"));
101 $self->scr_bell unless $self->{found}; 106 $self->scr_bell unless $self->{found};
102} 107}
103 108
109sub refresh {
110 my ($self) = @_;
111
112 return unless $self->{found};
113
114 $self->scr_xor_span (@$_, urxvt::SET_FGCOLOR (urxvt::RS_RVid, 15))
115 for @{ $self->{found} };
116
117 ()
118}
119
104sub on_key_press { 120sub key_press {
105 my ($self, $event, $keysym, $string) = @_; 121 my ($self, $event, $keysym, $string) = @_;
106
107 $self->{overlay}
108 or return;
109 122
110 if (exists $self->{in_search}) { 123 if (exists $self->{in_search}) {
111 if ($keysym == 0xff0d || $keysym == 0xff8d) { 124 if ($keysym == 0xff0d || $keysym == 0xff8d) {
112 delete $self->{in_search}; 125 $self->idle;
113 } elsif ($keysym == 0xff1b) { 126 } elsif ($keysym == 0xff1b) {
114 $self->view_start (delete $self->{in_search}); 127 $self->view_start ($self->{in_search});
128 $self->idle;
115 } elsif ($keysym == 0xff08) { 129 } elsif ($keysym == 0xff08) {
116 substr $self->{search}, -1, 1, ""; 130 substr $self->{search}, -1, 1, "";
131 $self->search;
117 } elsif ($string ne "") { 132 } elsif ($string ne "") {
118 $self->{search} .= $string; 133 return;
119 } 134 }
120 135
121 $self->search;
122 } else { 136 } else {
123 if ($keysym == 0xff0d || $keysym == 0xff8d) { 137 if ($keysym == 0xff0d || $keysym == 0xff8d) {
124 # OK 138 # TODO: set selection
125 $self->leave; 139 $self->leave;
126 } elsif ($keysym == 0xff1b) { 140 } elsif ($keysym == 0xff1b) {
127 $self->view_start ($self->{view_start}); 141 $self->view_start ($self->{view_start});
128 $self->leave; 142 $self->leave;
129 } elsif ($keysym == 0xff52) { 143 } elsif ($keysym == 0xff52) {
130 $self->view_start ($self->view_start + 1); 144 $self->view_start ($self->view_start + 1);
131 } elsif ($keysym == 0xff54) { 145 } elsif ($keysym == 0xff54) {
132 $self->view_start ($self->view_start - 1); 146 $self->view_start ($self->view_start - 1);
133 } elsif ($string eq "/") { 147 } elsif ($string eq "/") {
148 delete $self->{manpage_overlay};
134 $self->{in_search} = $self->view_start; 149 $self->{in_search} = $self->view_start;
135 $self->search; 150 $self->search;
151 } elsif ($string eq "G") {
152 $self->{history} = [];
153 $self->view_start (0);
136 } elsif ($string eq "n") { 154 } elsif ($string eq "n") {
155 if ($self->{found} && @{ $self->{found} }) {
156 push @{ $self->{history} }, [$self->view_start, $self->{found}];
157 $self->search (-1);
158 $self->idle;
159 }
137 } elsif ($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 $self->want_refresh;
165 }
138 } elsif ($string ne "") { 166 } elsif ($string ne "") {
139 $self->scr_bell; 167 $self->scr_bell;
140 } 168 }
141 } 169 }
142 170
143 1 171 1
144} 172}
145 173
174sub tt_write {
175 my ($self, $data) = @_;
146 176
177 $self->{search} .= $self->locale_decode ($data);
178 $self->search;
179
180 1
181}
182
183

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