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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 1.12 by root, Wed Jan 11 02:13:56 2006 UTC vs.
Revision 1.28 by root, Sun Jun 10 13:58:06 2012 UTC

1#! perl 1#! perl
2 2
3# this extension implements scrollback buffer search 3# this extension implements scrollback buffer search
4
5#:META:X_RESOURCE:%:string:activation hotkey keysym
4 6
5sub on_init { 7sub on_init {
6 my ($self) = @_; 8 my ($self) = @_;
7 9
8 my $hotkey = $self->{argv}[0] 10 my $hotkey = $self->{argv}[0]
9 || $self->x_resource ("searchable-scrollback") 11 || $self->x_resource ("%")
10 || "M-s"; 12 || "M-s";
11 13
12 $self->parse_keysym ($hotkey, "perl:searchable-scrollback:start") 14 $self->parse_keysym ($hotkey, "perl:searchable-scrollback:start")
13 or warn "unable to register '$hotkey' as scrollback search start hotkey\n"; 15 or warn "unable to register '$hotkey' as scrollback search start hotkey\n";
14 16
15 () 17 ()
16} 18}
17 19
18sub on_keyboard_command { 20sub on_user_command {
19 my ($self, $cmd) = @_; 21 my ($self, $cmd) = @_;
20 22
21 $cmd eq "searchable-scrollback:start" 23 $cmd eq "searchable-scrollback:start"
22 and $self->enter; 24 and $self->enter;
23 25
… …
34sub enter { 36sub enter {
35 my ($self) = @_; 37 my ($self) = @_;
36 38
37 return if $self->{overlay}; 39 return if $self->{overlay};
38 40
39 $self->{history} = [];
40 $self->{view_start} = $self->view_start; 41 $self->{view_start} = $self->view_start;
41 $self->{pty_ev_events} = $self->pty_ev_events (urxvt::EVENT_NONE); 42 $self->{pty_ev_events} = $self->pty_ev_events (urxvt::EV_NONE);
43 $self->{row} = $self->nrow - 1;
44 $self->{search} = "(?i)";
42 45
43 $self->enable ( 46 $self->enable (
44 key_press => \&key_press, 47 key_press => \&key_press,
45 tt_write => \&tt_write, 48 tt_write => \&tt_write,
46 refresh_begin => \&refresh, 49 refresh_begin => \&refresh,
… …
60 $self->pty_ev_events ($self->{pty_ev_events}); 63 $self->pty_ev_events ($self->{pty_ev_events});
61 64
62 delete $self->{manpage_overlay}; 65 delete $self->{manpage_overlay};
63 delete $self->{overlay}; 66 delete $self->{overlay};
64 delete $self->{history}; 67 delete $self->{history};
68 delete $self->{search};
65} 69}
66 70
67sub idle { 71sub idle {
68 my ($self) = @_; 72 my ($self) = @_;
69 73
70 $self->msg ("escape=exit, enter=accept, /=start search, n=next, p=previous, G=bottom"); 74 $self->msg ("(escape cancels) /$self->{search}█");
71
72 delete $self->{in_search};
73} 75}
74 76
75sub search { 77sub search {
76 my ($self, $offset) = @_; 78 my ($self, $dir) = @_;
77
78 my $row = -$self->view_start + ($self->nrow >> 1) + $offset;
79 79
80 delete $self->{found}; 80 delete $self->{found};
81 my $row = $self->{row};
81 82
82 my $search = $self->special_encode ($self->{search}); 83 my $search = $self->special_encode ($self->{search});
83 84
84 no re 'eval'; # just to be sure 85 no re 'eval'; # just to be sure
85 my $re = qr/$search/; 86 if (my $re = eval { qr/$search/ }) {
87 while ($self->nrow > $row && $row >= $self->top_row) {
88 my $line = $self->line ($row)
89 or last;
86 90
87 while ($row > -$self->nsaved) { 91 my $text = $line->t;
88 my $line = $self->line ($row) 92 if ($text =~ /$re/g) {
89 or last; 93 do {
94 push @{ $self->{found} }, [$line->coord_of ($-[0]), $line->coord_of ($+[0])];
95 } while $text =~ /$re/g;
90 96
91 my $text = $line->t; 97 $self->{row} = $row;
92 if ($text =~ /$re/g) { 98 $self->view_start (List::Util::min 0, $row - ($self->nrow >> 1));
99 $self->want_refresh;
100 last;
93 do { 101 }
94 push @{ $self->{found} }, [$line->coord_of ($-[0]), $line->coord_of ($+[0])];
95 } while $text =~ /$re/g;
96 102
97 $self->view_start (-$row + ($self->nrow >> 1)); 103 $row = $dir < 0 ? $line->beg - 1 : $line->end + 1;
98 last;
99 } 104 }
100
101 $row = $line->beg - 1;
102 } 105 }
103 106
104 $self->msg ("enter/type/backspace: /$self->{search}_"
105 . ($self->{found} ? "" : " (not found)"));
106 $self->scr_bell unless $self->{found}; 107 $self->scr_bell unless $self->{found};
107} 108}
108 109
109sub refresh { 110sub refresh {
110 my ($self) = @_; 111 my ($self) = @_;
111 112
112 return unless $self->{found}; 113 return unless $self->{found};
113 114
114 $self->scr_xor_span (@$_, urxvt::SET_FGCOLOR (urxvt::RS_RVid, 15)) 115 my $xor = urxvt::RS_RVid | urxvt::RS_Blink;
115 for @{ $self->{found} }; 116 for (@{ $self->{found} }) {
117 $self->scr_xor_span (@$_, $xor);
118 $xor = urxvt::RS_RVid;
119 }
116 120
117 () 121 ()
118} 122}
119 123
120sub key_press { 124sub key_press {
121 my ($self, $event, $keysym, $string) = @_; 125 my ($self, $event, $keysym, $string) = @_;
122 126
123 if (exists $self->{in_search}) { 127 delete $self->{manpage_overlay};
128
124 if ($keysym == 0xff0d || $keysym == 0xff8d) { 129 if ($keysym == 0xff0d || $keysym == 0xff8d) { # enter
125 $self->idle; 130 if ($self->{found} && $event->{state} & urxvt::ShiftMask) {
126 } elsif ($keysym == 0xff1b) { 131 my ($br, $bc, $er, $ec) = @{ $self->{found}[0] };
127 $self->view_start ($self->{in_search}); 132 $self->selection_beg ($br, $bc);
128 $self->idle; 133 $self->selection_end ($er, $ec);
129 } elsif ($keysym == 0xff08) { 134 $self->selection_make ($event->{time});
130 substr $self->{search}, -1, 1, "";
131 $self->search;
132 } elsif ($string ne "") {
133 return;
134 } 135 }
135
136 } else {
137 if ($keysym == 0xff0d || $keysym == 0xff8d) {
138 # TODO: set selection
139 $self->leave; 136 $self->leave;
140 } elsif ($keysym == 0xff1b) { 137 } elsif ($keysym == 0xff1b) { # escape
141 $self->view_start ($self->{view_start}); 138 $self->view_start ($self->{view_start});
142 $self->leave; 139 $self->leave;
143 } elsif ($keysym == 0xff52) { 140 } elsif ($keysym == 0xff57) { # end
144 $self->view_start ($self->view_start + 1); 141 $self->{row} = $self->nrow - 1;
145 } elsif ($keysym == 0xff54) {
146 $self->view_start ($self->view_start - 1);
147 } elsif ($string eq "/") {
148 delete $self->{manpage_overlay};
149 $self->{in_search} = $self->view_start;
150 $self->search;
151 } elsif ($string eq "G") {
152 $self->{history} = [];
153 $self->view_start (0); 142 $self->view_start (0);
154 } elsif ($string eq "n") { 143 } elsif ($keysym == 0xff52) { # up
155 if ($self->{found} && @{ $self->{found} }) { 144 $self->{row}-- if $self->{row} > $self->top_row;
156 push @{ $self->{history} }, [$self->view_start, $self->{found}];
157 $self->search (-1); 145 $self->search (-1);
146 } elsif ($keysym == 0xff54) { # down
147 $self->{row}++ if $self->{row} < $self->nrow;
148 $self->search (+1);
149 } elsif ($keysym == 0xff08) { # backspace
150 substr $self->{search}, -1, 1, "";
151 $self->search;
158 $self->idle; 152 $self->idle;
159 } 153 } elsif ($string !~ /[\x00-\x1f\x80-\xaf]/) {
160 } elsif ($string eq "p" or $string eq "N") { 154 return; # pass to tt_write
161 if (my $prev = pop @{ $self->{history} }) {
162 $self->view_start ($prev->[0]);
163 $self->{found} = $prev->[1];
164 $self->want_refresh;
165 }
166 } elsif ($string ne "") {
167 $self->scr_bell;
168 }
169 } 155 }
170 156
171 1 157 1
172} 158}
173 159
174sub tt_write { 160sub tt_write {
175 my ($self, $data) = @_; 161 my ($self, $data) = @_;
176 162
177 $self->{search} .= $self->locale_decode ($data); 163 $self->{search} .= $self->locale_decode ($data);
164
165 $self->{search} =~ s/^\(\?i\)//
166 if $self->{search} =~ /^\(.*[[:upper:]]/;
167
178 $self->search; 168 $self->search (-1);
169 $self->idle;
179 170
180 1 171 1
181} 172}
182 173
183 174

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