#!/usr/bin/perl -w
#
#  Copyright (c) 1997-2002 The Protein Laboratory, University of Copenhagen
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#  $Id: sheet.pl,v 1.11 2005/10/13 17:22:53 dk Exp $
#
=pod 
=item NAME

Prima DetailedList widget example

=item FEATURES

Demonstrates the usage of Prima::DetailedList class.
Note the header-driven actions: column sort ( vertical, with click ) and 
rearrangement ( horizontal, with drag ).

=cut

use Prima;
use Prima::DetailedList;

package Sheet;


use Prima;
use Prima::Header;
use Prima::Application;

my $w = Prima::MainWindow-> create( packPropagate => 0);

my @items;

my $fname;

my $os = Prima::Application-> get_system_info;
if ( $os-> {apc} == apc::Unix) {
	$fname = '/etc/services';
} elsif ( $os-> {apc} == apc::Win32) {
	$fname =
	( $os-> {system} eq 'Windows NT') ?
		"$ENV{SYSTEMROOT}\\system32\\drivers\\etc\\services" : undef;
	$fname = 'z:/etc/services' if Prima::Utils::username eq 'dk';
};

if ( defined $fname) {
	open F, $fname;
	while (<F>) {
		next if /^#/;
		chomp;
		s/\t/ /g;
		next unless /^(\w+)\s+(\d+)(\\|\/)(\w+)\s+?\#\s*(.*)$/;
		push ( @items, [ $1, $2, $4, $5]);
	}
	close F;
} else {
	push ( @items,
	[qw(domain   53 tcp	   Domain_Name_Server    )],
	[qw(domain   53 udp	   Domain_Name_Server    )],
	[qw(xns-ch   54 tcp	   XNS_Clearinghouse     )],
	[qw(xns-ch   54 udp	   XNS_Clearinghouse     )],
	[qw(isi-gl   55 tcp	   ISI_Graphics_Language )],
	[qw(isi-gl   55 udp	   ISI_Graphics_Language )],
	[qw(xns-auth 56 tcp	   XNS_Authentication    )],
	);
}

my $l = $w-> insert( DetailedList =>
	pack    => { expand => 1, fill => 'both' },
	items   => \@items,
	headers => [ 'Service' , 'Port', 'Protocol', 'Description'],
	columns => 4,
	onSort => sub {
		my ( $self, $col, $dir) = @_;
		return if $col != 1;
		if ( $dir) {
			$self-> {items} = [
				sort { $$a[$col] <=> $$b[$col]}
				@{$self-> {items}}
			];
		} else {
			$self-> {items} = [
				sort { $$b[$col] <=> $$a[$col]}
				@{$self-> {items}}
			];
		}
		$self-> clear_event;
	},
);

#$::application-> yield;
#my $h = $l-> { header};
#$h-> { widths}-> [0] += 50;
#$h-> recalc_maxwidth;
#$l-> Header_SizeItem( $h, 0, $h-> { widths}-> [0] - 50, $h-> { widths}-> [0]);

run Prima;

