1 | #! perl |
1 | #! perl |
2 | |
2 | |
3 | # this extension implements scrollback buffer search |
3 | # this extension implements scrollback buffer search |
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4 | |
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5 | #:META:X_RESOURCE:%:string:activation hotkey keysym |
4 | |
6 | |
5 | sub on_init { |
7 | sub 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 | |
18 | sub on_keyboard_command { |
20 | sub 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 $self->enter; |
23 | |
25 | |
… | |
… | |
35 | my ($self) = @_; |
37 | my ($self) = @_; |
36 | |
38 | |
37 | return if $self->{overlay}; |
39 | return if $self->{overlay}; |
38 | |
40 | |
39 | $self->{view_start} = $self->view_start; |
41 | $self->{view_start} = $self->view_start; |
40 | $self->{pty_ev_events} = $self->pty_ev_events (urxvt::EVENT_NONE); |
42 | $self->{pty_ev_events} = $self->pty_ev_events (urxvt::EV_NONE); |
41 | $self->{row} = $self->nrow - 1; |
43 | $self->{row} = $self->nrow - 1; |
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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, |
… | |
… | |
78 | my $row = $self->{row}; |
81 | my $row = $self->{row}; |
79 | |
82 | |
80 | my $search = $self->special_encode ($self->{search}); |
83 | my $search = $self->special_encode ($self->{search}); |
81 | |
84 | |
82 | no re 'eval'; # just to be sure |
85 | no re 'eval'; # just to be sure |
83 | my $re = qr/$search/; |
86 | if (my $re = eval { qr/$search/ }) { |
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87 | while ($self->nrow > $row && $row >= $self->top_row) { |
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88 | my $line = $self->line ($row) |
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89 | or last; |
84 | |
90 | |
85 | while ($self->nrow > $row && $row > -$self->nsaved) { |
91 | my $text = $line->t; |
86 | my $line = $self->line ($row) |
92 | if ($text =~ /$re/g) { |
87 | or last; |
93 | do { |
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94 | push @{ $self->{found} }, [$line->coord_of ($-[0]), $line->coord_of ($+[0])]; |
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95 | } while $text =~ /$re/g; |
88 | |
96 | |
89 | my $text = $line->t; |
97 | $self->{row} = $row; |
90 | if ($text =~ /$re/g) { |
98 | $self->view_start (List::Util::min 0, $row - ($self->nrow >> 1)); |
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99 | $self->want_refresh; |
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100 | last; |
91 | do { |
101 | } |
92 | push @{ $self->{found} }, [$line->coord_of ($-[0]), $line->coord_of ($+[0])]; |
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93 | } while $text =~ /$re/g; |
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94 | |
102 | |
95 | $self->{row} = $row; |
103 | $row = $dir < 0 ? $line->beg - 1 : $line->end + 1; |
96 | $self->view_start (-$row + ($self->nrow >> 1)); |
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97 | $self->want_refresh; |
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98 | last; |
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99 | } |
104 | } |
100 | |
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101 | $row = $dir < 0 ? $line->beg - 1 : $line->end + 1; |
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102 | } |
105 | } |
103 | |
106 | |
104 | $self->scr_bell unless $self->{found}; |
107 | $self->scr_bell unless $self->{found}; |
105 | } |
108 | } |
106 | |
109 | |
107 | sub refresh { |
110 | sub refresh { |
108 | my ($self) = @_; |
111 | my ($self) = @_; |
109 | |
112 | |
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113 | return unless $self->{found}; |
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114 | |
110 | my $xor = urxvt::RS_RVid | urxvt::RS_Uline; |
115 | my $xor = urxvt::RS_RVid | urxvt::RS_Blink; |
111 | for (@{ $self->{found} }) { |
116 | for (@{ $self->{found} }) { |
112 | $self->scr_xor_span (@$_, $xor); |
117 | $self->scr_xor_span (@$_, $xor); |
113 | $xor = urxvt::RS_RVid; |
118 | $xor = urxvt::RS_RVid; |
114 | } |
119 | } |
115 | |
120 | |
… | |
… | |
120 | my ($self, $event, $keysym, $string) = @_; |
125 | my ($self, $event, $keysym, $string) = @_; |
121 | |
126 | |
122 | delete $self->{manpage_overlay}; |
127 | delete $self->{manpage_overlay}; |
123 | |
128 | |
124 | if ($keysym == 0xff0d || $keysym == 0xff8d) { # enter |
129 | if ($keysym == 0xff0d || $keysym == 0xff8d) { # enter |
125 | if ($self->{found}) { |
130 | if ($self->{found} && $event->{state} & urxvt::ShiftMask) { |
126 | my ($br, $bc, $er, $ec) = @{ $self->{found}[0] }; |
131 | my ($br, $bc, $er, $ec) = @{ $self->{found}[0] }; |
127 | $self->selection_beg ($br, $bc); |
132 | $self->selection_beg ($br, $bc); |
128 | $self->selection_end ($er, $ec); |
133 | $self->selection_end ($er, $ec); |
129 | $self->selection_make ($event->{time}); |
134 | $self->selection_make ($event->{time}); |
130 | } |
135 | } |
… | |
… | |
134 | $self->leave; |
139 | $self->leave; |
135 | } elsif ($keysym == 0xff57) { # end |
140 | } elsif ($keysym == 0xff57) { # end |
136 | $self->{row} = $self->nrow - 1; |
141 | $self->{row} = $self->nrow - 1; |
137 | $self->view_start (0); |
142 | $self->view_start (0); |
138 | } elsif ($keysym == 0xff52) { # up |
143 | } elsif ($keysym == 0xff52) { # up |
139 | $self->{row}-- if $self->{row} > -$self->nsaved; |
144 | $self->{row}-- if $self->{row} > $self->top_row; |
140 | $self->search (-1); |
145 | $self->search (-1); |
141 | } elsif ($keysym == 0xff54) { # down |
146 | } elsif ($keysym == 0xff54) { # down |
142 | $self->{row}++ if $self->{row} < $self->nrow; |
147 | $self->{row}++ if $self->{row} < $self->nrow; |
143 | $self->search (+1); |
148 | $self->search (+1); |
144 | } elsif ($keysym == 0xff08) { # backspace |
149 | } elsif ($keysym == 0xff08) { # backspace |
145 | substr $self->{search}, -1, 1, ""; |
150 | substr $self->{search}, -1, 1, ""; |
146 | $self->search; |
151 | $self->search; |
147 | $self->idle; |
152 | $self->idle; |
148 | } elsif ($string =~ /^[^\x00-\x1f\x80-\xaf]+$/) { |
153 | } elsif ($string !~ /[\x00-\x1f\x80-\xaf]/) { |
149 | return; # pass to tt_write |
154 | return; # pass to tt_write |
150 | } |
155 | } |
151 | |
156 | |
152 | 1 |
157 | 1 |
153 | } |
158 | } |
154 | |
159 | |
155 | sub tt_write { |
160 | sub tt_write { |
156 | my ($self, $data) = @_; |
161 | my ($self, $data) = @_; |
157 | |
162 | |
158 | $self->{search} .= $self->locale_decode ($data); |
163 | $self->{search} .= $self->locale_decode ($data); |
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164 | |
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165 | $self->{search} =~ s/^\(\?i\)// |
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166 | if $self->{search} =~ /^\(.*[[:upper:]]/; |
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167 | |
159 | $self->search (-1); |
168 | $self->search (-1); |
160 | $self->idle; |
169 | $self->idle; |
161 | |
170 | |
162 | 1 |
171 | 1 |
163 | } |
172 | } |