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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 1.10 by root, Tue Jan 10 04:26:54 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 $cmd eq "searchable-scrollback:start" 21 $cmd eq "searchable-scrollback:start"
20 and $self->enter; 22 and $self->enter;
21 23
… …
32sub enter { 34sub enter {
33 my ($self) = @_; 35 my ($self) = @_;
34 36
35 return if $self->{overlay}; 37 return if $self->{overlay};
36 38
37 $self->{history} = [];
38 $self->{view_start} = $self->view_start; 39 $self->{view_start} = $self->view_start;
39 $self->{pty_ev_events} = $self->pty_ev_events (urxvt::EVENT_NONE); 40 $self->{pty_ev_events} = $self->pty_ev_events (urxvt::EVENT_NONE);
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
48 $self->{manpage_overlay} = $self->overlay (0, -2, $self->ncol, 1, urxvt::OVERLAY_RSTYLE, 0); 51 $self->{manpage_overlay} = $self->overlay (0, -2, $self->ncol, 1, urxvt::OVERLAY_RSTYLE, 0);
49 $self->{manpage_overlay}->set (0, 0, "scrollback search, see man ${urxvt::RXVTNAME}perl for details"); 52 $self->{manpage_overlay}->set (0, 0, "scrollback search, see the ${urxvt::RXVTNAME}perl manpage for details");
50 53
51 $self->idle; 54 $self->idle;
52} 55}
53 56
54sub leave { 57sub leave {
… …
58 $self->pty_ev_events ($self->{pty_ev_events}); 61 $self->pty_ev_events ($self->{pty_ev_events});
59 62
60 delete $self->{manpage_overlay}; 63 delete $self->{manpage_overlay};
61 delete $self->{overlay}; 64 delete $self->{overlay};
62 delete $self->{history}; 65 delete $self->{history};
66 delete $self->{search};
63} 67}
64 68
65sub idle { 69sub idle {
66 my ($self) = @_; 70 my ($self) = @_;
67 71
68 $self->msg ("escape=exit, enter=accept, /=start search, n=next, p=previous, G=bottom"); 72 $self->msg ("(escape cancels) /$self->{search}█");
69
70 delete $self->{in_search};
71} 73}
72 74
73sub search { 75sub search {
74 my ($self, $offset) = @_; 76 my ($self, $dir) = @_;
75
76 my $row = -$self->view_start + ($self->nrow >> 1) + $offset;
77 77
78 delete $self->{found}; 78 delete $self->{found};
79 my $row = $self->{row};
79 80
80 my $search = $self->special_encode ($self->{search}); 81 my $search = $self->special_encode ($self->{search});
81 82
82 no re 'eval'; # just to be sure 83 no re 'eval'; # just to be sure
83 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;
84 88
85 while ($row > -$self->nsaved) { 89 my $text = $line->t;
86 my $line = $self->line ($row) 90 if ($text =~ /$re/g) {
87 or last; 91 do {
92 push @{ $self->{found} }, [$line->coord_of ($-[0]), $line->coord_of ($+[0])];
93 } while $text =~ /$re/g;
88 94
89 my $text = $line->t; 95 $self->{row} = $row;
90 if ($text =~ /$re/g) { 96 $self->view_start (List::Util::min 0, $row - ($self->nrow >> 1));
97 $self->want_refresh;
98 last;
91 do { 99 }
92 push @{ $self->{found} }, [$line->coord_of ($-[0]), $line->coord_of ($+[0])];
93 } while $text =~ /$re/g;
94 100
95 $self->view_start (-$row + ($self->nrow >> 1)); 101 $row = $dir < 0 ? $line->beg - 1 : $line->end + 1;
96 last;
97 } 102 }
98
99 $row = $line->beg - 1;
100 } 103 }
101 104
102 $self->msg ("enter/type/backspace: /$self->{search}_"
103 . ($self->{found} ? "" : " (not found)"));
104 $self->scr_bell unless $self->{found}; 105 $self->scr_bell unless $self->{found};
105} 106}
106 107
107sub refresh { 108sub refresh {
108 my ($self) = @_; 109 my ($self) = @_;
109 110
110 return unless $self->{found}; 111 return unless $self->{found};
111 112
112 $self->scr_xor_span (@$_, urxvt::SET_FGCOLOR (urxvt::RS_RVid, 15)) 113 my $xor = urxvt::RS_RVid | urxvt::RS_Blink;
113 for @{ $self->{found} }; 114 for (@{ $self->{found} }) {
115 $self->scr_xor_span (@$_, $xor);
116 $xor = urxvt::RS_RVid;
117 }
114 118
115 () 119 ()
116} 120}
117 121
118sub key_press { 122sub key_press {
119 my ($self, $event, $keysym, $string) = @_; 123 my ($self, $event, $keysym, $string) = @_;
120 124
121 if (exists $self->{in_search}) { 125 delete $self->{manpage_overlay};
126
122 if ($keysym == 0xff0d || $keysym == 0xff8d) { 127 if ($keysym == 0xff0d || $keysym == 0xff8d) { # enter
123 $self->idle; 128 if ($self->{found} && $event->{state} & urxvt::ShiftMask) {
124 } elsif ($keysym == 0xff1b) { 129 my ($br, $bc, $er, $ec) = @{ $self->{found}[0] };
125 $self->view_start ($self->{in_search}); 130 $self->selection_beg ($br, $bc);
126 $self->idle; 131 $self->selection_end ($er, $ec);
127 } elsif ($keysym == 0xff08) { 132 $self->selection_make ($event->{time});
128 substr $self->{search}, -1, 1, "";
129 $self->search;
130 } elsif ($string ne "") {
131 return;
132 } 133 }
133
134 } else {
135 if ($keysym == 0xff0d || $keysym == 0xff8d) {
136 # TODO: set selection
137 $self->leave; 134 $self->leave;
138 } elsif ($keysym == 0xff1b) { 135 } elsif ($keysym == 0xff1b) { # escape
139 $self->view_start ($self->{view_start}); 136 $self->view_start ($self->{view_start});
140 $self->leave; 137 $self->leave;
141 } elsif ($keysym == 0xff52) { 138 } elsif ($keysym == 0xff57) { # end
142 $self->view_start ($self->view_start + 1); 139 $self->{row} = $self->nrow - 1;
143 } elsif ($keysym == 0xff54) {
144 $self->view_start ($self->view_start - 1);
145 } elsif ($string eq "/") {
146 delete $self->{manpage_overlay};
147 $self->{in_search} = $self->view_start;
148 $self->search;
149 } elsif ($string eq "G") {
150 $self->{history} = [];
151 $self->view_start (0); 140 $self->view_start (0);
152 } elsif ($string eq "n") { 141 } elsif ($keysym == 0xff52) { # up
153 if ($self->{found} && @{ $self->{found} }) { 142 $self->{row}-- if $self->{row} > $self->top_row;
154 push @{ $self->{history} }, [$self->view_start, $self->{found}];
155 $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;
156 $self->idle; 150 $self->idle;
157 } 151 } elsif ($string !~ /[\x00-\x1f\x80-\xaf]/) {
158 } elsif ($string eq "p" or $string eq "N") { 152 return; # pass to tt_write
159 if (my $prev = pop @{ $self->{history} }) {
160 $self->view_start ($prev->[0]);
161 $self->{found} = $prev->[1];
162 $self->want_refresh;
163 }
164 } elsif ($string ne "") {
165 $self->scr_bell;
166 }
167 } 153 }
168 154
169 1 155 1
170} 156}
171 157
172sub tt_write { 158sub tt_write {
173 my ($self, $data) = @_; 159 my ($self, $data) = @_;
174 160
175 $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
176 $self->search; 166 $self->search (-1);
167 $self->idle;
177 168
178 1 169 1
179} 170}
180 171
181 172

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