| 1 | #! perl |
1 | #! perl |
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2 | |
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3 | use POSIX (); |
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4 | |
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5 | my $termios = new POSIX::Termios; |
| 2 | |
6 | |
| 3 | sub on_button_press { |
7 | sub on_button_press { |
| 4 | my ($self, $event) = @_; |
8 | my ($self, $event) = @_; |
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9 | |
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10 | return |
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11 | if $self->current_screen || $self->hidden_cursor; |
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12 | |
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13 | $termios->getattr ($self->pty_fd) |
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14 | or return; |
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15 | |
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16 | return |
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17 | if $termios->getlflag & &POSIX::ICANON; |
| 5 | |
18 | |
| 6 | my ($row, $col) = $self->screen_cur; |
19 | my ($row, $col) = $self->screen_cur; |
| 7 | my $line = $self->line ($row); |
20 | my $line = $self->line ($row); |
| 8 | my $cur = $line->offset_of ($row, $col); |
21 | my $cur = $line->offset_of ($row, $col); |
| 9 | my $ofs = $line->offset_of ($event->{row}, $event->{col}); |
22 | my $ofs = $line->offset_of ($event->{row}, $event->{col}); |
| 10 | |
23 | |
| 11 | if ($ofs >= 0 && $ofs < $line->l) { |
24 | if ($ofs >= 0 && $ofs < $line->l) { |
| 12 | my $diff = $ofs - $cur; |
25 | my $diff = $ofs - $cur; |
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26 | my $move; |
| 13 | |
27 | |
| 14 | $self->tt_write ($diff < 0 ? "\x1b[D" x -$diff |
28 | if ($diff < 0) { |
| 15 | : "\x1b[C" x $diff); |
29 | ($ofs, $cur) = ($cur, $ofs); |
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30 | $move = "\x1b[D"; |
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31 | } else { |
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32 | $move = "\x1b[C"; |
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33 | } |
| 16 | |
34 | |
| 17 | return 1; |
35 | my $skipped = substr $line->t, $cur, $ofs - $cur; |
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36 | $skipped =~ s/\x{ffff}//g; |
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37 | |
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38 | $self->tt_write ($move x length $skipped); |
| 18 | } |
39 | } |
| 19 | |
40 | |
| 20 | () |
41 | () |
| 21 | } |
42 | } |
