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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 1.7 by root, Mon Jan 9 23:30:01 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:start") 12 $self->parse_keysym ($hotkey, "perl:searchable-scrollback:start")
11 or warn "unable to register '$hotkey' as scrollback search start hotkey\n"; 13 or warn "unable to register '$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:start") { 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 (
42 key_press => \&key_press, 45 key_press => \&key_press,
43 tt_write => \&tt_write, 46 tt_write => \&tt_write,
44 refresh_begin => \&refresh, 47 refresh_begin => \&refresh,
45 refresh_end => \&refresh, 48 refresh_end => \&refresh,
46 ); 49 );
47 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");
53
48 $self->idle; 54 $self->idle;
49} 55}
50 56
51sub leave { 57sub leave {
52 my ($self) = @_; 58 my ($self) = @_;
53 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};
54 delete $self->{overlay}; 64 delete $self->{overlay};
55 65 delete $self->{history};
56 $self->disable ("key_press", "tt_write", "refresh_begin", "refresh_end"); 66 delete $self->{search};
57
58 $self->pty_ev_events ($self->{pty_ev_events});
59 $self->want_refresh;
60} 67}
61 68
62sub idle { 69sub idle {
63 my ($self) = @_; 70 my ($self) = @_;
64 71
65 $self->msg ("scrollback search, escape=exit, enter=accept, /=start search, n=next, p=previous, G=bottom"); 72 $self->msg ("(escape cancels) /$self->{search}█");
66
67 delete $self->{in_search};
68} 73}
69 74
70sub search { 75sub search {
71 my ($self, $offset) = @_; 76 my ($self, $dir) = @_;
72
73 my $row = -$self->view_start + ($self->nrow >> 1) + $offset;
74 77
75 delete $self->{found}; 78 delete $self->{found};
79 my $row = $self->{row};
76 80
77 my $search = $self->special_encode ($self->{search}); 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 $re = qr/$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]), $line->coord_of ($+[0])];
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 $self->{found};
102} 106}
103 107
104sub refresh { 108sub refresh {
105 my ($self) = @_; 109 my ($self) = @_;
106 110
107 return unless $self->{found}; 111 return unless $self->{found};
108 112
109 $self->scr_xor_span (@$_, urxvt::SET_FGCOLOR (urxvt::RS_RVid, 15)) 113 my $xor = urxvt::RS_RVid | urxvt::RS_Blink;
110 for @{ $self->{found} }; 114 for (@{ $self->{found} }) {
115 $self->scr_xor_span (@$_, $xor);
116 $xor = urxvt::RS_RVid;
117 }
111 118
112 () 119 ()
113} 120}
114 121
115sub key_press { 122sub key_press {
116 my ($self, $event, $keysym, $string) = @_; 123 my ($self, $event, $keysym, $string) = @_;
117 124
118 if (exists $self->{in_search}) { 125 delete $self->{manpage_overlay};
126
119 if ($keysym == 0xff0d || $keysym == 0xff8d) { 127 if ($keysym == 0xff0d || $keysym == 0xff8d) { # enter
120 $self->idle; 128 if ($self->{found} && $event->{state} & urxvt::ShiftMask) {
121 } elsif ($keysym == 0xff1b) { 129 my ($br, $bc, $er, $ec) = @{ $self->{found}[0] };
122 $self->view_start ($self->{in_search}); 130 $self->selection_beg ($br, $bc);
123 $self->idle; 131 $self->selection_end ($er, $ec);
124 } elsif ($keysym == 0xff08) { 132 $self->selection_make ($event->{time});
125 substr $self->{search}, -1, 1, "";
126 $self->search;
127 } elsif ($string ne "") {
128 return;
129 } 133 }
130 } else {
131 if ($keysym == 0xff0d || $keysym == 0xff8d) {
132 # OK
133 $self->leave; 134 $self->leave;
134 } elsif ($keysym == 0xff1b) { 135 } elsif ($keysym == 0xff1b) { # escape
135 $self->view_start ($self->{view_start}); 136 $self->view_start ($self->{view_start});
136 $self->leave; 137 $self->leave;
137 } elsif ($keysym == 0xff52) { 138 } elsif ($keysym == 0xff57) { # end
138 $self->view_start ($self->view_start + 1); 139 $self->{row} = $self->nrow - 1;
139 } elsif ($keysym == 0xff54) {
140 $self->view_start ($self->view_start - 1);
141 } elsif ($string eq "/") {
142 $self->{in_search} = $self->view_start;
143 $self->search;
144 } elsif ($string eq "G") {
145 $self->view_start (0); 140 $self->view_start (0);
146 } elsif ($string eq "n") { 141 } elsif ($keysym == 0xff52) { # up
142 $self->{row}-- if $self->{row} > $self->top_row;
147 $self->search (-1); 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, "";
149 $self->search;
148 $self->idle; 150 $self->idle;
149 } elsif ($string eq "p" or $string eq "N") { 151 } elsif ($string !~ /[\x00-\x1f\x80-\xaf]/) {
150 # TODO 152 return; # pass to tt_write
151 } elsif ($string ne "") {
152 $self->scr_bell;
153 }
154 } 153 }
155 154
156 1 155 1
157} 156}
158 157
159sub tt_write { 158sub tt_write {
160 my ($self, $data) = @_; 159 my ($self, $data) = @_;
161 160
162 $self->{search} .= $self->locale_decode ($data); 161 $self->{search} .= $self->locale_decode ($data);
162
163 $self->{search} =~ s/^\(\?i\)//
164 if $self->{search} =~ /^\(.*[[:upper:]]/;
165
163 $self->search; 166 $self->search (-1);
167 $self->idle;
164 168
165 1 169 1
166} 170}
167 171
168 172

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