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=pod
=head1 NAME
examples/buttons.pl - Prima button widgets
=head1 FEATURES
Demonstrates basic use of Prima toolkit, in particular
creation of built-in push-buttons and radio-buttons. L<Prima::Buttons>
A customized button creation with subclassing is exemplified
=cut
use strict;
use warnings;
use Prima 'Buttons', 'Application';
package UserButton;
use vars qw(@ISA);
@ISA = qw(Prima::Button);
sub on_click
{
#print "User button has been pressed\n";
print ".";
}
sub on_paint
{
my ($self,$canvas) = @_;
my ($x, $y) = $canvas-> size;
my @fcap = ( $canvas-> get_text_width( $self-> text), $canvas-> font-> height);
$canvas-> color( $self-> pressed ? cl::LightGreen : cl::Green);
$canvas-> bar(0, 0, $x - 1 , $y - 1);
$canvas-> color( $self-> pressed ? cl::Green : cl::LightGreen);
$canvas-> line ( 0, 0, 0, $y - 1);
$canvas-> line ( 1, 1, 1, $y - 2);
$canvas-> line ( 0, $y - 1, $x - 1, $y - 1);
$canvas-> line ( 1, $y - 2, $x - 2, $y - 2);
$canvas-> color( $self-> pressed ? cl::White : cl::Gray);
$canvas-> line ( 0, 0, $x - 1, 0);
$canvas-> line ( 1, 1, $x - 2, 1);
$canvas-> line ( $x - 1, 0, $x - 1, $y - 1);
$canvas-> line ( $x - 2, 1, $x - 2, $y - 2);
$canvas-> color(cl::Black);
$canvas-> text_out ( $self-> text,
($x - $fcap[ 0]) / 2,
($y - $fcap[ 1]) / 2
);
if ( $self-> default) {
$canvas-> linePattern( lp::Dot);
$canvas-> rectangle(
($x - $fcap[ 0]) / 2 - 3,
($y - $fcap[ 1]) / 2 - 3,
($x + $fcap[ 0]) / 2 + 3,
($y + $fcap[ 1]) / 2 + 3
);
$canvas-> linePattern( lp::Solid);
}
}
sub clone
{
my ( $self, %profile) = @_;
my %d = %{$self-> profile_default};
my %readfilter = (
x_centered => 1,
y_centered => 1,
centered => 1,
delegations => 1,
designScale => 1,
);
my %hashed = (
font => 1,
popupFont => 1,
menuFont => 1,
);
for ( keys %readfilter) { delete $d{$_}};
for ( keys %d) {
my @res = $self-> $_();
$d{$_} = @res ? ($#res ? (
$hashed{$_} ? {@res} : [@res]
) : $res[0]) : undef;
}
return ref($self)-> create( %d, %profile);
}
package main;
my $w = Prima::MainWindow-> create(
text => "Button example",
centered => 1,
height => 300,
width => 400,
designScale => [7, 16],
);
$w->insert( "Button" , origin => [ 50,180], pressed => 1);
my $l = $w->insert( "UserButton" , origin => [ 250,180], autoRepeat => 1);
$w->insert( "Radio" , origin => [ 50,140]);
run Prima;
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