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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 1.14 by root, Thu Jan 12 05:37:34 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->{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;
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"); 65 delete $self->{search};
59
60 $self->pty_ev_events ($self->{pty_ev_events});
61 $self->want_refresh;
62} 66}
63 67
64sub idle { 68sub idle {
65 my ($self) = @_; 69 my ($self) = @_;
66 70
67 $self->msg ("scrollback search, escape=exit, enter=accept, /=start search, n=next, p=previous"); 71 $self->msg ("(escape cancels) /$self->{search}█");
68
69 delete $self->{in_search};
70} 72}
71 73
72sub search { 74sub search {
73 my ($self) = @_; 75 my ($self, $dir) = @_;
74
75 my $row = -$self->view_start;
76 76
77 delete $self->{found}; 77 delete $self->{found};
78 my $row = $self->{row};
79
80 my $search = $self->special_encode ($self->{search});
78 81
79 no re 'eval'; # just to be sure 82 no re 'eval'; # just to be sure
80 my $re = qr/$self->{search}/; 83 my $re = qr/$search/;
81 84
82 while ($row > -$self->nsaved) { 85 while ($self->nrow > $row && $row > -$self->nsaved) {
83 my $line = $self->line ($row) 86 my $line = $self->line ($row)
84 or last; 87 or last;
85 88
86 my $text = $line->t; 89 my $text = $line->t;
87 if ($text =~ /$re/g) { 90 if ($text =~ /$re/g) {
88 do { 91 do {
89 push @{ $self->{found} }, [$line->coord_of ($-[0]), $line->coord_of ($+[1])]; 92 push @{ $self->{found} }, [$line->coord_of ($-[0]), $line->coord_of ($+[0])];
90 } while $text =~ /$re/g; 93 } while $text =~ /$re/g;
91 94
95 $self->{row} = $row;
92 $self->view_start (-$row + ($self->nrow >> 1)); 96 $self->view_start (-$row + ($self->nrow >> 1));
97 $self->want_refresh;
93 last; 98 last;
94 } 99 }
95 100
96 $row = $line->beg - 1; 101 $row = $dir < 0 ? $line->beg - 1 : $line->end + 1;
97 } 102 }
98 103
99 $self->msg ("enter/type/backspace: /$self->{search}_"
100 . ($self->{found} ? " (not found)" : ""));
101 $self->scr_bell unless $self->{found}; 104 $self->scr_bell unless $self->{found};
102} 105}
103 106
107sub refresh {
108 my ($self) = @_;
109
110 my $xor = urxvt::RS_RVid | urxvt::RS_Uline;
111 for (@{ $self->{found} }) {
112 $self->scr_xor_span (@$_, $xor);
113 $xor = urxvt::RS_RVid;
114 }
115
116 ()
117}
118
104sub on_key_press { 119sub key_press {
105 my ($self, $event, $keysym, $string) = @_; 120 my ($self, $event, $keysym, $string) = @_;
106 121
107 $self->{overlay} 122 delete $self->{manpage_overlay};
108 or return;
109 123
110 if (exists $self->{in_search}) {
111 if ($keysym == 0xff0d || $keysym == 0xff8d) { 124 if ($keysym == 0xff0d || $keysym == 0xff8d) { # enter
112 delete $self->{in_search}; 125 if ($self->{found}) {
113 } elsif ($keysym == 0xff1b) { 126 my ($br, $bc, $er, $ec) = @{ $self->{found}[0] };
114 $self->view_start (delete $self->{in_search}); 127 $self->selection_beg ($br, $bc);
115 } elsif ($keysym == 0xff08) { 128 $self->selection_end ($er, $ec);
116 substr $self->{search}, -1, 1, ""; 129 $self->selection_make ($event->{time});
117 } elsif ($string ne "") {
118 $self->{search} .= $string;
119 } 130 }
120 131 $self->leave;
132 } elsif ($keysym == 0xff1b) { # escape
133 $self->view_start ($self->{view_start});
134 $self->leave;
135 } elsif ($keysym == 0xff57) { # end
136 $self->{row} = $self->nrow - 1;
137 $self->view_start (0);
138 } elsif ($keysym == 0xff52) { # up
139 $self->{row}-- if $self->{row} > -$self->nsaved;
140 $self->search (-1);
141 } elsif ($keysym == 0xff54) { # down
142 $self->{row}++ if $self->{row} < $self->nrow;
143 $self->search (+1);
144 } elsif ($keysym == 0xff08) { # backspace
145 substr $self->{search}, -1, 1, "";
121 $self->search; 146 $self->search;
122 } else {
123 if ($keysym == 0xff0d || $keysym == 0xff8d) {
124 # OK
125 $self->leave; 147 $self->idle;
126 } elsif ($keysym == 0xff1b) { 148 } elsif ($string =~ /^[^\x00-\x1f\x80-\xaf]+$/) {
127 $self->view_start ($self->{view_start}); 149 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 $self->scr_bell;
140 }
141 } 150 }
142 151
143 1 152 1
144} 153}
145 154
155sub tt_write {
156 my ($self, $data) = @_;
146 157
158 $self->{search} .= $self->locale_decode ($data);
159 $self->search (-1);
160 $self->idle;
161
162 1
163}
164
165

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