package interactive; # $Id$ use diagnostics; use strict; #-###################################################################################### #- misc imports #-###################################################################################### use MDK::Common::Func; use common; #- ask_from_entries takes: #- val => reference to the value #- label => description #- icon => icon to put before the description #- help => tooltip #- advanced => wether it is shown in by default or only in advanced mode #- disabled => function returning wether it should be disabled (grayed) #- type => #- button => (with clicked) (type defaults to button if clicked is there) (val need not be a reference) #- label => (val need not be a reference) (type defaults to label if val is not a reference) #- bool (with text) #- range (with min, max) #- combo (with list, not_edit) #- list (with list, icon2f (aka icon), separator (aka tree), format (aka pre_format function), #- help can be a hash or a function) #- entry (the default) (with hidden) # #- heritate from this class and you'll get all made interactivity for same steps. #- for this you need to provide #- - ask_from_listW(o, title, messages, arrayref, default) returns one string of arrayref #- #- where #- - o is the object #- - title is a string #- - messages is an refarray of strings #- - default is an optional string (default is in arrayref) #- - arrayref is an arrayref of strings #- - arrayref2 contains booleans telling the default state, #- #- ask_from_list and ask_from_list_ are wrappers around ask_from_biglist and ask_from_smalllist #- #- ask_from_list_ just translate arrayref before calling ask_from_list and untranslate the result #- #- ask_from_listW should handle differently small lists and big ones. #- #-###################################################################################### #- OO Stuff #-###################################################################################### sub new($) { my ($type) = @_; bless {}, ref $type || $type; } sub vnew { my ($type, $su, $icon) = @_; $su = $su eq "su"; if ($ENV{INTERACTIVE_HTTP}) { require interactive_http; return interactive_http->new; } require c; if ($ENV{DISPLAY} && system('/usr/X11R6/bin/xtest') == 0) { if ($su) { $ENV{PATH} = "/sbin:/usr/sbin:$ENV{PATH}"; if ($>) { exec("kdesu", "-c", "$0 @ARGV") or die _("kdesu missing"); } } eval { require interactive_gtk }; if (!$@) { my $o = interactive_gtk->new; $icon && !$::isWizard and $o->{icon} = $icon; return $o; } } if ($su && $>) { die "you must be root to run this program"; } require 'log.pm'; undef *log::l; *log::l = sub {}; # otherwise, it will bother us :( require interactive_newt; interactive_newt->new; } sub enter_console {} sub leave_console {} sub suspend {} sub resume {} sub end {} sub exit { exit($_[0]) } #-###################################################################################### #- Interactive functions #-###################################################################################### sub ask_warn { my ($o, $title, $message) = @_; local $::isWizard=0; ask_from_listf_no_check($o, $title, $message, undef, [ _("Ok") ]); } sub ask_yesorno { my ($o, $title, $message, $def, $help) = @_; ask_from_list_($o, $title, $message, [ __("Yes"), __("No") ], $def ? "Yes" : "No", $help) eq "Yes"; } sub ask_okcancel { my ($o, $title, $message, $def, $help) = @_; if ($::isWizard) { $::no_separator = 1; $o->ask_from_entries_refH_powered_no_check({ title => $title, messages => $message, focus_cancel => !$def }); } else { ask_from_list_($o, $title, $message, [ __("Ok"), __("Cancel") ], $def ? "Ok" : "Cancel", $help) eq "Ok"; } } sub ask_from_list { my ($o, $title, $message, $l, $def, $help) = @_; ask_from_listf($o, $title, $message, undef, $l, $def, $help); } sub ask_from_list_ { my ($o, $title, $message, $l, $def, $help) = @_; ask_from_listf($o, $title, $message, sub { translate($_[0]) }, $l, $def, $help); } sub ask_from_listf_ { my ($o, $title, $message, $f, $l, $def, $help) = @_; ask_from_listf($o, $title, $message, sub { translate($f->(@_)) }, $l, $def, $help); } sub ask_from_listf { my ($o, $title, $message, $f, $l, $def, $help) = @_; @$l == 0 and die "ask_from_list: empty list\n" . common::backtrace(); @$l == 1 and return $l->[0]; goto &ask_from_listf_no_check; } sub ask_from_listf_no_check { my ($o, $title, $message, $f, $l, $def, $help) = @_; if (@$l <= 2 && !$::isWizard) { my $ret = eval { ask_from_entries_refH_powered_no_check($o, { title => $title, messages => $message, ok => $l->[0] && may_apply($f, $l->[0]), if_($l->[1], cancel => may_apply($f, $l->[1]), focus_cancel => $def eq $l->[1]) }, [] ) ? $l->[0] : $l->[1]; }; die if $@ && $@ !~ /^wizcancel/; $@ ? undef : $ret; } else { ask_from_entries_refH($o, $title, $message, [ { val => \$def, type => 'list', list => $l, help => $help, format => $f } ]) && $def; } } sub ask_from_treelist { my ($o, $title, $message, $separator, $l, $def) = @_; ask_from_treelistf($o, $title, $message, $separator, undef, $l, $def); } sub ask_from_treelist_ { my ($o, $title, $message, $separator, $l, $def) = @_; my $transl = sub { join '|', map { translate($_) } split(quotemeta($separator), $_[0]) }; ask_from_treelistf($o, $title, $message, $separator, $transl, $l, $def); } sub ask_from_treelistf { my ($o, $title, $message, $separator, $f, $l, $def) = @_; ask_from_entries_refH($o, $title, $message, [ { val => \$def, separator => $separator, list => $l, format => $f } ]) or return; $def; } sub ask_many_from_list { my ($o, $title, $message, @l) = @_; @l = grep { @{$_->{list}} } @l or return ''; foreach my $h (@l) { $h->{e}{$_} = { text => may_apply($h->{label}, $_), val => $h->{val} ? $h->{val}->($_) : do { my $i = $h->{value} ? $h->{value}->($_) : $h->{values} ? member($_, @{$h->{values}}) : 0; \$i; }, type => 'bool', help => may_apply($h->{help}, $_, ''), icon => may_apply($h->{icon2f}, $_, ''), } foreach @{$h->{list}}; if ($h->{sort}) { $h->{list} = [ sort { $h->{e}{$a}{text} cmp $h->{e}{$b}{text} } @{$h->{list}} ]; } } $o->ask_from_entries_refH($title, $message, [ map { my $h = $_; map { $h->{e}{$_} } @{$h->{list}} } @l ]) or return; @l = map { my $h = $_; [ grep { ${$h->{e}{$_}{val}} } @{$h->{list}} ]; } @l; wantarray ? @l : $l[0]; } sub ask_from_entry { my ($o, $title, $message, %callback) = @_; first(ask_from_entries($o, $title, $message, [''], %callback)); } sub ask_from_entries { my ($o, $title, $message, $l, %callback) = @_; my @l = map { my $i = ''; { label => $_, val => \$i } } @$l; $o->ask_from_entries_refH($title, $message, \@l, %callback) ? map { ${$_->{val}} } @l : undef; } #- can get a hash of callback: focus_out changed and complete #- moreove if you pass a hash with a field list -> combo #- if you pass a hash with a field hidden -> emulate stty -echo sub ask_from_entries_refH { my ($o, $title, $message, $l, %callback) = @_; ask_from_entries_refH_powered($o, { title => $title, messages => $message, callbacks => \%callback }, $l); } sub ask_from_entries_refH_powered_normalize { my ($o, $common, $l) = @_; foreach my $e (@$l) { if (my $l = $e->{list}) { if ($e->{sort}) { my @l2 = map { may_apply($e->{format}, $_) } @$l; my @places = sort { $l2[$a] cmp $l2[$b] } 0 .. $#l2; $e->{list} = $l = [ map { $l->[$_] } @places ]; } $e->{type} = 'iconlist' if $e->{icon2f}; $e->{type} = 'treelist' if $e->{separator}; $e->{type} ||= 'list' if $e->{format}; add2hash_($e, { not_edit => 1, type => 'combo' }); ${$e->{val}} = $l->[0] if ($e->{type} ne 'combo' || $e->{not_edit}) && !member(${$e->{val}}, @$l); } elsif ($e->{type} eq 'range') { $e->{min} <= $e->{max} or die "bad range min $e->{min} > max $e->{max} (called from " . join(':', caller()) . ")"; ${$e->{val}} = max($e->{min}, min(${$e->{val}}, $e->{max})); } elsif ($e->{type} eq 'button' || $e->{clicked}) { $e->{type} = 'button'; $e->{clicked} ||= sub {}; $e->{val} = \ (my $v = $e->{val}) if !ref($e->{val}); } elsif ($e->{type} eq 'label' || !ref($e->{val})) { $e->{type} = 'label'; $e->{val} = \ (my $v = $e->{val}) if !ref($e->{val}); } $e->{disabled} ||= sub { 0 }; } #- don't display empty lists and one element lists @$l = grep { if ($_->{list} && $_->{not_edit}) { if (@{$_->{list}} == ()) { eval { require log; log::l("ask_from_entries_refH_powered_normalize: empty list for $_->{label}\n" . common::backtrace()); }; } @{$_->{list}} > 1; } else { 1; } } @$l; $common->{advanced_label} ||= _("Advanced"); $common->{$_} = [ deref($common->{$_}) ] foreach qw(messages advanced_messages); add2hash_($common, { ok => _("Ok"), cancel => _("Cancel") }) if !exists $common->{ok} && !$::isWizard; add2hash_($common->{callbacks} ||= {}, { changed => sub {}, focus_out => sub {}, complete => sub { 0 }, canceled => sub { 0 } }); } sub ask_from_entries_refH_powered { my ($o, $common, $l) = @_; ask_from_entries_refH_powered_normalize($o, $common, $l); @$l or return 1; $o->ask_from_entries_refW($common, [ grep { !$_->{advanced} } @$l ], [ grep { $_->{advanced} } @$l ]); } sub ask_from_entries_refH_powered_no_check { my ($o, $common, $l) = @_; ask_from_entries_refH_powered_normalize($o, $common, $l); $o->ask_from_entries_refW($common, [ grep { !$_->{advanced} } @$l ], [ grep { $_->{advanced} } @$l ]); } sub ask_browse_tree_info { my ($o, $title, $message, $common) = @_; add2hash_($common, { ok => _("Ok"), cancel => _("Cancel") }); add2hash_($common, { title => $title, message => $message }); add2hash_($common, { grep_allowed_to_toggle => sub { @_ }, grep_unselected => sub { grep { $common->{node_state}($_) eq 'unselected' } @_ }, check_interactive_to_toggle => sub { 1 }, toggle_nodes => sub { my ($set_state, @nodes) = @_; my $new_state = !$common->{grep_unselected}($nodes[0]) ? 'selected' : 'unselected'; $set_state->($_, $new_state) foreach @nodes; }, }); $o->ask_browse_tree_info_refW($common); } sub ask_browse_tree_info_refW { #- default definition, do not use with too many items (memory consuming) my ($o, $common) = @_; my ($l, $v, $h) = ([], [], {}); $common->{build_tree}(sub { my ($node) = $common->{grep_allowed_to_toggle}(@_); if (my $state = $node && $common->{node_state}($node)) { push @$l, $node; $state eq 'selected' and push @$v, $node; $h->{$node} = $state eq 'selected'; } }, 'flat'); add2hash_($common, { list => $l, #- TODO interactivity of toggle is missing values => $v, help => sub { $common->{get_info}($_) }, }); my ($new_v) = $o->ask_many_from_list($common->{title}, $common->{message}, $common) or return; $common->{toggle_nodes}(sub {}, grep { ! delete $h->{$_} } @$new_v); $common->{toggle_nodes}(sub {}, grep { $h->{$_} } keys %$h); 1; } sub wait_message { my ($o, $title, $message, $temp) = @_; my $w = $o->wait_messageW($title, [ _("Please wait"), deref($message) ]); push @tempory::objects, $w if $temp; my $b = before_leaving { $o->wait_message_endW($w) }; #- enable access through set MDK::Common::Func::add_f4before_leaving(sub { $o->wait_message_nextW([ deref($_[1]) ], $w) }, $b, 'set'); $b; } sub kill {} #-###################################################################################### #- Wonderful perl :( #-###################################################################################### 1;