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package gtk; |
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|
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use Carp; |
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use File::Temp; |
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use Gtk2; |
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|
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our $text_renderer = new Gtk2::CellRendererText; |
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our $int_renderer = new Gtk2::CellRendererText; |
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$int_renderer->set (xalign => 1); |
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|
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our $state = $util::state->{gtk} ||= {}; |
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|
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# shows the properties of a glib object |
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sub info { |
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my ($idx, $obj) = @_; |
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return if $seen{$idx}++; |
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print "\n$idx\n"; |
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for ($obj->list_properties) { |
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printf "%-16s %-24s %-24s %s\n", $_->{name}, $_->{type}, (join ":", @{$_->{flags}}), $_->{descr}; |
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} |
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} |
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|
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my %get = ( |
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window_size => sub { [ ($_[0]->allocation->values)[2,3] ] }, |
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#window_pos => sub { die KGS::Listener::Debug::dumpval [ $_[0]->get_root_origin ] }, |
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column_size => sub { $_[0]->get("width") || $_[0]->get("fixed_width") }, |
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modelsortorder => sub { [ $_[0]->get_sort_column_id ] }, |
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); |
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|
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my %set = ( |
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window_size => sub { $_[0]->set_default_size (@{$_[1]}) }, |
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#window_pos => sub { $_[0]->set_uposition (@{$_[1]}) if @{$_[1]} }, |
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column_size => sub { $_[0]->set (fixed_width => $_[1]) }, |
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modelsortorder => sub { $_[0]->set_sort_column_id (@{$_[1]}) }, |
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); |
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|
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my %widget; |
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|
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sub state { |
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my ($widget, $class, $instance, %attr) = @_; |
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|
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while (my ($k, $v) = each %attr) { |
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my ($set, $get) = $k =~ /=/ ? split /=/, $k : ($k, $k); |
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|
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$v = $state->{$class}{"*"}{$get} |
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if exists $state->{$class}{"*"} && exists $state->{$class}{"*"}{$get}; |
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|
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$v = $state->{$class}{$instance}{$get} |
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if defined $instance |
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&& exists $state->{$class}{$instance} && exists $state->{$class}{$instance}{$get}; |
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|
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$set{$get} ? $set{$get}->($widget, $v) : $widget->set($set => $v); |
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|
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my $vx = KGS::Listener::Debug::dumpval $v; $vx =~ s/\s+/ /g; warn "set $class ($instance) $set => $vx\n";#d# |
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} |
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|
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#$widget->signal_connect(destroy => sub { delete $widget{$widget}; 0 }); |
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|
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$widget{$widget} = [$widget, $class, $instance, \%attr]; |
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Scalar::Util::weaken $widget{$widget}[0]; |
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} |
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|
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sub save_state { |
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for (grep $_, values %widget) { |
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my ($widget, $class, $instance, $attr) = @$_; |
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|
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next unless $widget; # no destroy => widget may be undef |
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|
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$widget->realize if $widget->can("realize"); |
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|
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while (my ($k, $v) = each %$attr) { |
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my ($set, $get) = $k =~ /=/ ? split /=/, $k : ($k, $k); |
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$v = $get{$get} ? $get{$get}->($widget) : $widget->get($get); |
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|
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$state->{$class}{"*"}{$get} = $v; |
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$state->{$class}{$instance}{$get} = $v if defined $instance; |
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|
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my $vx = KGS::Listener::Debug::dumpval $v; $vx =~ s/\s+/ /g; warn "get $class ($instance) $get => $vx\n";#d# |
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} |
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} |
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} |
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|
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# string => Gtk2::Image |
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sub image_from_data { |
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my ($data) = @_; |
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|
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# need to write to file first :/ |
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my ($fh, $filename) = File::Temp::tempfile (); |
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syswrite $fh, $data; |
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close $fh; |
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|
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my $img = new_from_file Gtk2::Image $filename; |
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|
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unlink $filename; |
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|
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$img; |
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} |
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|
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package gtk::widget; |
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|
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# hacked gtk pseudo-widget |
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|
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sub new { |
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my $class = shift; |
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bless { @_ }, $class; |
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} |
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|
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sub widget { $_[0]{widget} } |
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|
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sub AUTOLOAD { |
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$AUTOLOAD =~ /::([^:]+)$/ or Carp::confess "$AUTOLOAD: no such method (illegal name)"; |
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ref $_[0]{widget} or Carp::confess "AUTOLOAD: non-method call $AUTOLOAD(@_)\n"; |
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my $method = $_[0]{widget}->can($1) |
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or Carp::confess "$AUTOLOAD: no such method"; |
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# do NOT cache.. we are fats enough this way |
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unshift @_, shift->{widget}; |
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&$method; |
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} |
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|
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sub destroy { |
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my ($self) = @_; |
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warn "destroy($self)";#d# |
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|
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for (keys %$self) { |
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(delete $self->{$_})->destroy |
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if UNIVERSAL::can ($self->{$_}, "destroy"); |
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# if (UNIVERSAL::isa ($self->{$_}, Glib::Object) |
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# && UNIVERSAL::isa ($self->{$_}, gtk::widget)) |
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# && $self->{$_}->can("destroy"); |
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} |
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} |
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|
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sub DESTROY { |
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my ($self) = @_; |
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warn "DESTROY($self)";#d# |
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} |
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|
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package gtk::text; |
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|
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use base gtk::widget; |
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|
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sub new { |
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my $class = shift; |
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my $self = $class->SUPER::new(@_); |
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|
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$self->{buffer} = new Gtk2::TextBuffer undef; |
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|
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$self->{widget} = new Gtk2::ScrolledWindow; |
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$self->{widget}->set_policy("never", "always"); |
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|
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$self->{widget}->add ($self->{view} = new_with_buffer Gtk2::TextView $self->{buffer}); |
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$self->{view}->set_wrap_mode ("word"); |
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|
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$self->set_end; |
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|
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$self; |
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} |
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|
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sub set_end { |
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my ($self) = @_; |
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|
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# this is probably also a hack... |
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$self->{idle} ||= add Glib::Idle sub { |
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$self->{view}->scroll_to_iter ($self->{buffer}->get_end_iter, 0, 0, 0, 0) |
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if $self->{view}; |
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delete $self->{idle}; |
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}; |
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} |
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|
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sub at_end { |
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my ($self) = @_; |
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|
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# this is, maybe, a bad hack :/ |
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my $adj = $self->{widget}->get_vadjustment; |
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$adj->value + $adj->page_size >= $adj->upper - 0.5; |
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} |
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|
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sub append_text { |
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my ($self, $text) = @_; |
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|
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my $at_end = $self->at_end; |
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|
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$self->{buffer}->insert ($self->{buffer}->get_end_iter, $text); |
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|
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$self->set_end if $at_end; |
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} |
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|
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sub set_text { |
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my ($self, $text) = @_; |
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|
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my $at_end = $self->at_end; |
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|
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$self->{buffer}->set_text (""); |
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$self->append_text ($text); |
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|
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$self->set_end if $at_end; |
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} |
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|
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1; |
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|
