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#!/usr/local/bin/perl -w
# XXX Does not work:
# "Can't locate object method "CLEAR" via package "Tk::Text::Contents" at tietext line 63"
use Tk;
{package Tk::Text::Contents;
sub TIEARRAY
{
print "TIEARRAY(",join(',',@_),")\n";
my ($class,$text) = @_;
return bless [$text],$class;
}
sub FETCH
{
# print "FETCH(",join(',',@_),")\n";
my ($obj,$key) = @_;
my $text = ${$obj}[0];
$key++;
return $text->get($key.".0" ,$key.".0+1 line");
}
sub STORE
{
# print "STORE(",join(',',@_),")\n";
my ($obj,$key,$val) = @_;
my $text = ${$obj}[0];
$key++;
while ($text->compare($key.".0",'>','end'))
{
$text->insert('end',"\n");
}
if ($text->compare($key.".0+1 line",'<','end'))
{
$text->delete($key. ".0" ,$key.".0+1 line");
}
# $val .= "\n" unless ($val =~ /\n$/);
chomp($val);
$text->insert($key . ".0" ,$val."\n");
print "$key:$val\n";
$text->update;
}
sub LENGTH
{
my ($obj) = @_;
my $text = ${$obj}[0];
print $text->index("end"),"\n";
my ($line,$col) = split(/\./,$text->index("end"));
$line -= 3;
return $line;
}
}
$top = MainWindow->new;
$text = $top->Text;
$text->pack;
tie @lines,Tk::Text::Contents,$text;
@lines = <>;
my $line;
foreach $line (@lines)
{
# print "Got $_";
# $line = "New:" . $line;
s/^/Added:/;
}
MainLoop;
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