| 1 |
#! perl |
| 2 |
|
| 3 |
=head1 NAME |
| 4 |
|
| 5 |
confirm-paste - ask for confirmation before pasting multiline text |
| 6 |
|
| 7 |
=head1 DESCRIPTION |
| 8 |
|
| 9 |
Displays a confirmation dialog when a paste containing at least a full |
| 10 |
line is detected. |
| 11 |
|
| 12 |
=cut |
| 13 |
|
| 14 |
sub msg { |
| 15 |
my ($self, $msg) = @_; |
| 16 |
|
| 17 |
$self->{overlay} = $self->overlay (0, -1, $self->ncol, 2, urxvt::OVERLAY_RSTYLE, 0); |
| 18 |
$self->{overlay}->set (0, 0, $msg); |
| 19 |
} |
| 20 |
|
| 21 |
sub on_tt_paste { |
| 22 |
my ($self, $str) = @_; |
| 23 |
|
| 24 |
my $count = ($str =~ tr/[\x00-\x1f\x80-\x9f]//); |
| 25 |
|
| 26 |
return unless $count; |
| 27 |
|
| 28 |
$self->{paste} = \$str; |
| 29 |
$self->msg ("Pasting $count control characters, continue? (y/n)"); |
| 30 |
my $preview = substr $self->locale_decode ($str), 0, $self->ncol; |
| 31 |
$preview =~ s/\n/\\n/g; |
| 32 |
$preview =~ s/([\x00-\x1f\x80-\x9f])/sprintf "\\x%02x", ord $1/ge; |
| 33 |
$self->{overlay}->set (0, 1, $self->special_encode ($preview)); |
| 34 |
$self->enable (key_press => \&key_press); |
| 35 |
|
| 36 |
1 |
| 37 |
} |
| 38 |
|
| 39 |
sub leave { |
| 40 |
my ($self) = @_; |
| 41 |
|
| 42 |
$self->{paste} = undef; |
| 43 |
delete $self->{overlay}; |
| 44 |
$self->disable ("key_press"); |
| 45 |
} |
| 46 |
|
| 47 |
sub key_press { |
| 48 |
my ($self, $event, $keysym, $string) = @_; |
| 49 |
|
| 50 |
if ($keysym == 121) { # y |
| 51 |
$self->tt_paste (${$self->{paste}}); |
| 52 |
$self->leave; |
| 53 |
} elsif ($keysym == 110) { # n |
| 54 |
$self->leave; |
| 55 |
} |
| 56 |
|
| 57 |
1 |
| 58 |
} |
