#!/usr/bin/perl

use lib qw(/usr/lib/libDrakX);

use common qw(:common :system);
use interactive;
use standalone;
use modules;
use detect_devices;
use mouse;
use c;

$::isEmbedded = ($::XID, $::CCPID) = "@ARGV" =~ /--embedded (\w+) (\w+)/;
local $_ = join '', @ARGV;

/-h/ and die "usage: mousedrake [--auto] [--testing]\n";

$::auto = /-auto/;
$::testing = /-testing/;

my $in = vnew interactive('su', 'mouse');

-r '/etc/modules.conf' and modules::mergein_conf('/etc/modules.conf');

undef $::Plug;
begin:
my ($mouse) = mouse::detect() unless $::noauto;
my $time_tag2;

$::isEmbedded and kill USR2, $::CCPID;
if (!$mouse || !$::auto) {
    $mouse ||= mouse::fullname2mouse("serial|Generic 2 Button Mouse");
    if ($::isEmbedded && ref($in) =~ /gtk/) {
	require my_gtk;
	my $time_tag = Gtk->timeout_add(100, sub {
					    defined $::Plug && defined $::Plug->child or return 1;
					    test_mouse($mouse,$::Plug->child);
					    0;
					});
    }
    my $name = $in->ask_from_treelistf('mousedrake', _("Please, choose the type of your mouse."), '|',
				       sub { join '|', map { translate($_) } split '\|', $_[0] },
				       [ mouse::fullnames ], 
				       $mouse->{type} . '|' . $mouse->{name});
    Gtk->timeout_remove($time_tag2) if $::isEmbedded  && ref($in) =~ /gtk/;
    $name or $::isEmbedded ? do { kill(USR1, $::CCPID); goto begin } : $in->exit(0);
    $mouse = mouse::fullname2mouse($name);

    if ($mouse->{device} eq "usbmouse") {
	my ($c) = grep { $_->{driver} =~ /usb-[ou]hci/ } detect_devices::pci_probe(0) or die _("no serial_usb found\n");
	eval { modules::load($c->{driver}, "serial_usb") };
    }
}
$mouse->{XEMU3} = 'yes' if $mouse->{nbuttons} < 3 && (!$::noauto || $in->ask_yesorno('', _("Emulate third button?"), 1));

$mouse->{device} = 
  $in->ask_from_listf(_("Mouse Port"),
		     _("Please choose on which serial port your mouse is connected to."),
		     \&mouse::serial_port2text,
		     [ mouse::serial_ports ]) || goto begin if $mouse->{type} eq 'serial';

#test_mouse($mouse) if $::isEmbedded;
mouse::write_conf($mouse);
-e "/var/lock/subsys/gpm" and system "service", "gpm", "restart";

$::isEmbedded ? kill(USR1, $::CCPID) : $in->exit(0);
goto begin;


sub test_mouse {
    my ($mouse, $hbox) = @_;

    my ($width, $height, $offset) = (210, round_up(min(350, $::windowheight - 150), 6), 25);
    my ($bw, $bh) = ($width / 3, $height / 3);

    my $darea = new Gtk::DrawingArea;
    $darea->set_events([ 'button_press_mask', 'button_release_mask' ]);  #$darea must be unrealized.
    my_gtk::gtkpack($hbox, my_gtk::gtkset_border_width(my_gtk::gtkpack(new Gtk::VBox(0,10), my_gtk::gtksize(my_gtk::gtkset_usize($darea, $width+1, $height+1), $width, $height)),10));
    my $draw_rect; $draw_rect = sub {
	my ($black, $fill, $rect) = @_;
	$draw_rect->(0, 1, $rect) if !$fill; #- blank it first
	$darea->window->draw_rectangle($black ? $darea->style->fg_gc('normal') : $darea->style->bg_gc('normal'), $fill, @$rect);
	$darea->draw($rect);
    };
    my $paintWheel = sub {
	my ($x, $y, $w, $h) = ($width / 2 - $bw / 6, $bh / 4, $bw / 3, $bh / 2);
	$mouse->{nbuttons} = max($mouse->{nbuttons}, 5); #- it means, the mouse has more than 3 buttons...
	$draw_rect->(1, 0, [ $x, $y, $w, $h ]);

	my $offset = 0 if 0;
	$offset += $_[0] if $_[0];
	my $step = 10;
	for (my $i = $offset % $step; $i < $h; $i += $step) {
	    $draw_rect->(1, 1, [ $x, $y + $i, $w, min(2, $h - $i) ]);
	}
    };
    my $paintButton = sub {
	my ($nb, $pressed) = @_;
	my $rect = [ $bw * $nb, 0, $bw, $bh ];
	$draw_rect->(1, $pressed, $rect);
	$paintWheel->(0) if $nb == 1 && $mouse->{nbuttons} > 3;
    };
    my $draw_text = sub {
	my ($t, $y) = @_;
	my $font = $darea->style->font;
	my $w = $font->string_width($t);
	$darea->window->draw_string($font, $darea->style->fg_gc('normal'), ($width - $w) / 2, $y, $t);
    };
    my $default_time = 10;
    my $time = $default_time;
    my $expose1 = 0;
    my $expose2 = 1;
    $darea->signal_connect(button_press_event => sub {
			       my $b = $_[1]{button};
			       $time = $default_time;
			       $b >= 4 ?
				 $paintWheel->($b == 4 ? -1 : 1) :
				 $paintButton->($b - 1, 1);
			       $expose2 = 0;
			   });
    $darea->signal_connect(button_release_event => sub { 
			       my $b = $_[1]{button};
			       $paintButton->($b - 1, 0) if $b < 4;
			       $expose2 = 1;
			   });
    $darea->signal_connect(expose_event => sub { $expose = 1 });
    $time_tag2 = Gtk->timeout_add(100, sub {
					$expose && $expose2 or return 1;
					$expose = 0;
					$draw_rect->(1, 0, [ 0, 0, $width, $height]);
					$draw_text->(_("Test the mouse here."), 2 * $bh - 20);
					$draw_text->(_("To activate the mouse,"), 2 * $bh + 10) if $mouse->{XMOUSETYPE} eq 'IMPS/2';
					$draw_text->(_("MOVE YOUR WHEEL!"),     2 * $bh + 30) if $mouse->{XMOUSETYPE} eq 'IMPS/2';
					$paintButton->($_, 0) foreach 0..2;
					$expose = 0;
					1;
				    });
}