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package interactivew::stdio; # $Id$
use diagnostics;
use strict;
use vars qw(@ISA);
@ISA = qw(interactive);
use interactive;
use common;
$| = 1;
sub readln {
my $l = <STDIN>;
chomp $l;
$l;
}
sub check_it {
my ($i, $n) = @_;
$i =~ /^\s*\d+\s*$/ && 1 <= $i && $i <= $n
}
sub good_choice {
my ($def_s, $max) = @_;
my $i;
do {
defined $i and print N("Bad choice, try again\n");
print N("Your choice? (default %s) ", $def_s);
$i = readln();
} until !$i || check_it($i, $max);
$i;
}
sub ask_fromW {
my ($o, $common, $l, $l2) = @_;
add2hash_($common, { ok => N("Ok"), cancel => N("Cancel") }) if !exists $common->{ok};
ask_fromW_begin:
my $already_entries = 0;
my $predo_widget = sub {
my ($e) = @_;
$e->{type} = 'list' if $e->{type} =~ /(icon|tree)list/;
#- combo doesn't exist, fallback to a sensible default
$e->{type} = $e->{not_edit} ? 'list' : 'entry' if $e->{type} eq 'combo';
if ($e->{type} eq 'entry') {
my $t = "\t$e->{label} $e->{text}\n";
if ($already_entries) {
length($already_entries) > 1 and print N("Entries you'll have to fill:\n%s", $already_entries);
$already_entries = 1;
print $t;
} else {
$already_entries = $t;
}
}
};
my @labels;
my $format_label = sub { my ($e) = @_; return "`${$e->{val}}' $e->{label} $e->{text}\n" };
my $do_widget = sub {
my ($e, $ind) = @_;
if ($e->{type} eq 'bool') {
print "$e->{text} $e->{label}\n";
print N("Your choice? (0/1, default `%s') ", ${$e->{val}} || '0');
my $i = readln();
if ($i ne '') {
to_bool($i) != to_bool(${$e->{val}}) and $common->{callbacks}{changed}->($ind);
${$e->{val}} = $i;
}
} elsif ($e->{type} =~ /list/) {
$e->{text} || $e->{label} and print "=> $e->{label} $e->{text}\n";
my $n = 0; my $size = 0; my $def_n = 0;
foreach (@{$e->{list}}) {
$n++;
my $t = "$n: " . may_apply($e->{format}, $_) . "\t";
if ($size + length($t) >= 80) {
print "\n";
$size = 0;
}
print $t;
$size += length($t);
${$e->{val}} eq $_ and $def_n = $n;
}
print "\n";
my $i = good_choice(may_apply($e->{format}, ${$e->{val}}), $n);
print "Setting to <", $i ? ${$e->{list}}[$i-1] : ${$e->{val}}, ">\n";
$i and ${$e->{val}} = ${$e->{list}}[$i-1], $common->{callbacks}{changed}->($ind);
} elsif ($e->{type} eq 'button') {
print N("Button `%s': %s", $e->{label}, may_apply($e->{format}, ${$e->{val}})), " $e->{text}\n";
print N("Do you want to click on this button?");
my $i = readln();
$i && $i !~ /^n/i and $e->{clicked_may_quit}(), $common->{callbacks}{changed}->($ind);
} elsif ($e->{type} eq 'label') {
my $t = $format_label->($e);
push @labels, $t;
print $t;
} elsif ($e->{type} eq 'entry') {
print "$e->{label} $e->{text}\n";
print N("Your choice? (default `%s'%s) ", ${$e->{val}}, ${$e->{val}} ne '' ? N(" enter `void' for void entry") : '');
my $i = readln();
${$e->{val}} = $i || ${$e->{val}};
${$e->{val}} = '' if ${$e->{val}} eq 'void';
print "Setting to <${$e->{val}}>\n";
$i and $common->{callbacks}{changed}->($ind);
} else {
print "UNSUPPORTED WIDGET TYPE (type <$e->{type}> label <$e->{label}> text <$e->{text}> val <${$e->{val}}>\n";
}
};
print "* ";
$common->{title} and print "$common->{title}\n";
print(map { "$_\n" } @{$common->{messages}});
$predo_widget->($_) foreach @$l;
if (listlength(@$l) > 30) {
my $ll = listlength(@$l);
print N("=> There are many things to choose from (%s).\n", $ll);
ask_fromW_handle_verylonglist:
print
N("Please choose the first number of the 10-range you wish to edit,
or just hit Enter to proceed.
Your choice? ");
my $i = readln();
if (check_it($i, $ll)) {
each_index { $do_widget->($_, $::i) } grep_index { $::i >= $i-1 && $::i < $i+9 } @$l;
goto ask_fromW_handle_verylonglist;
}
} else {
each_index { $do_widget->($_, $::i) } @$l;
}
my $lab;
each_index { $labels[$::i] && (($lab = $format_label->($_)) ne $labels[$::i]) and print N("=> Notice, a label changed:\n%s", $lab) }
grep { $_->{type} eq 'label' } @$l;
my $i;
if (listlength(@$l) != 1 || $common->{ok} ne N("Ok") || $common->{cancel} ne N("Cancel")) {
print "[1] ", $common->{ok} || N("Ok");
$common->{cancel} and print " [2] $common->{cancel}";
@$l and print " [9] ", N("Re-submit");
print "\n";
do {
defined $i and print N("Bad choice, try again\n");
print N("Your choice? (default %s) ", $common->{focus_cancel} ? $common->{cancel} : $common->{ok});
$i = readln() || ($common->{focus_cancel} ? "2" : "1");
} until check_it($i, 9);
$i == 9 and goto ask_fromW_begin;
} else {
$i = 1;
}
my ($callback_error) = $common->{callbacks}{$i == 2 ? 'canceled' : 'complete'}->();
$callback_error and goto ask_fromW_begin;
return !($i == 2);
}
sub wait_messageW {
my ($o, $title, $message) = @_;
print join "\n", @$message;
}
sub wait_message_nextW {
my $m = join "\n", @{$_[1]};
print "\r$m", ' ' x (60 - length $m);
}
sub wait_message_endW { print "\nDone\n" }
1;
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