# Copyright 2011, 2012, 2013 Kevin Ryde
# This file is part of Math-Image.
#
# Math-Image is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by the
# Free Software Foundation; either version 3, or (at your option) any later
# version.
#
# Math-Image is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
# or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
# for more details.
#
# You should have received a copy of the GNU General Public License along
# with Math-Image. If not, see <http://www.gnu.org/licenses/>.
package App::MathImage::Wx::Params::Integer;
use 5.004;
use strict;
use POSIX ();
use Wx;
use Wx::Event;
use base 'Wx::SpinCtrl';
our $VERSION = 110;
# uncomment this to run the ### lines
#use Devel::Comments;
sub new {
my ($class, $parent, $info) = @_;
### Params-Integer new(): "$parent", $info
my $minimum = $info->{'minimum'};
if (! defined $minimum) { $minimum = POSIX::INT_MIN(); }
my $maximum = $info->{'maximum'};
if (! defined $maximum) { $maximum = POSIX::INT_MAX(); }
# my $display = ($info->{'display'} || $info->{'name'});
my $self = $class->SUPER::new ($parent,
Wx::wxID_ANY(),
$info->{'default'}, # initial value
Wx::wxDefaultPosition(),
Wx::wxDefaultSize(),
Wx::wxSP_ARROW_KEYS(), # style
$minimum,
$maximum);
if (defined (my $width = $info->{'width'})) {
my ($digit_width) = $self->GetTextExtent('0123456789');
$self->SetSize (int($digit_width/9 * ($width+2.5)),
-1);
}
Wx::Event::EVT_SPINCTRL ($self, $self, 'OnSpinChange');
return $self;
}
sub OnSpinChange {
my ($self) = @_;
### Params-Integer OnSpinChange() ...
if (my $callback = $self->{'callback'}) {
&$callback($self);
}
}
1;
__END__