#!/usr/bin/perl --

use warnings;
use strict;
use Tk;

require Tk::Pane;

my $mw = MainWindow->new();
$mw->geometry("1400x900");

#my $mainFrame = $mw->Frame();

my $headFrame = $mw->Scrolled('Pane',
    -scrollbars => 'se',
    -height=>30,
    -width=>1300,
    -bg=>'orange')->grid( -row => 0, -column => 0);
my $dataFrame = $mw->Scrolled('Pane',
    -scrollbars => 'se',
    -height=>700,
    -width=>1300,
    -bg=>'gray')->grid( -row => 4, -column => 0);

my $horiz =  $dataFrame->Subwidget('xscrollbar');
$horiz->configure(-command =>
    sub { $dataFrame->xview(@_); $dataFrame->xview(@_) });

open my $dataFH, "<", $ARGV[0] or die "Could not open $ARGV[0]";
my $row = 0;
my $hRow = 0;
while(!eof $dataFH)
{
    my $data=readline($dataFH);
    my @dataArr = split '\|', $data;
    my $column = 0;
    my $bg='gray';
    if($dataArr[0] =~ m/^Record/)
    {
        $bg='orange';
        foreach my $field (@dataArr)
        {
            my $label = $headFrame->Label(-height=>2,
                -bg=>$bg,
                -fg=>'black',
                -text => $field,
                -relief => 'ridge');
            $label->grid( -sticky=> 'ew',
                -row => $hRow,
                -column => $column++);
        }
        $hRow++;
    }
    else
    {
        foreach my $field (@dataArr)
        {
            my $label = $dataFrame->Label(-height=>2,
                -bg=>$bg,
                -fg=>'black',
                -text => $field,
                -relief => 'ridge');
            $label->grid( -sticky=> 'ew',
                -row => $row,
                -column => $column++);
        }
        $row += 1;
    }
}
$mw->idletasks;

my ($columns, $rows) = $dataFrame->gridSize();

my $cnt=0;
while($cnt < $columns)
{
    my ($arg1, $arg2, $width, $arg4) =
        $dataFrame->gridBbox($cnt, 4);
    my( $arg1a, $arg2a, $hWidth, $arg4a) =
        $headFrame->gridBbox($cnt, 0);
    if($hWidth > $width)
    {
        $dataFrame->gridColumnconfigure($cnt, -minsize=>$hWidth);
    }
    else
    {
        $headFrame->gridColumnconfigure($cnt, -minsize=>$width);
    }
    $cnt++;
}

$mw->MainLoop;