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use utf8; |
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|
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package chat; |
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|
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# waaay cool widget. well... maybe at one point in the future |
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|
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use Gtk2; |
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use Gtk2::Pango; |
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|
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use Glib::Object::Subclass |
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Gtk2::VBox, |
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signals => { |
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command => { |
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flags => [qw/run-last/], |
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return_type => undef, |
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param_types => [Glib::Scalar, Glib::Scalar], |
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class_closure => sub { }, |
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}, |
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tag_event => { |
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flags => [qw/run-last/], |
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return_type => undef, |
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# tag, event, content |
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param_types => [Glib::String, Gtk2::Gdk::Event, Glib::String], |
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class_closure => \&tag_event, |
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}, |
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enter_tag => { |
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flags => [qw/run-last/], |
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return_type => undef, |
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# tag, content |
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param_types => [Glib::String, Glib::String], |
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class_closure => sub { }, |
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}, |
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leave_tag => { |
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flags => [qw/run-last/], |
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return_type => undef, |
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# tag, content |
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param_types => [Glib::String, Glib::String], |
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class_closure => sub { }, |
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}, |
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}; |
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|
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sub new { |
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my ($self, %arg) = @_; |
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|
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$self = $self->Glib::Object::new; |
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$self->{$_} = delete $arg{$_} for keys %arg; |
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|
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$self; |
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} |
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|
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sub INIT_INSTANCE { |
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my $self = shift; |
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|
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my $tagtable = new Gtk2::TextTagTable; |
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|
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{ |
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my @tags = ( |
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[default => { foreground => "black", wrap_mode => "word-char" }], |
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[node => { foreground => "#0000b0", event => 1 }], |
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[move => { foreground => "#0000b0", event => 1 }], |
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[user => { foreground => "#0000b0", event => 1 }], |
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[coord => { foreground => "#0000b0", event => 1 }], |
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[score => { foreground => "#0000b0", event => 1 }], |
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[error => { foreground => "#ff0000", event => 1 }], |
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[leader => { weight => 800, pixels_above_lines => 6 }], |
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[header => { weight => 800, pixels_above_lines => 6 }], |
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[undo => { foreground => "#ffff00", background => "#ff0000", weight => 800, pixels_above_lines => 6 }], |
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[challenge => { weight => 800, pixels_above_lines => 6, background => "#ffffb0" }], |
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[description => { weight => 800, foreground => "blue" }], |
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[infoblock => { weight => 700, foreground => "blue" }], |
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); |
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|
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for (@tags) { |
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my ($k, $v) = @$_; |
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my $tag = new Gtk2::TextTag $k; |
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if (delete $v->{event}) { |
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$tag->signal_connect (event => sub { |
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my ($tag, $view, $event, $iter) = @_; |
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|
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return 0 if $event->type eq "motion-notify"; |
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|
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my ($a, $b) = ($iter, $iter->copy); |
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$a->backward_to_tag_toggle ($tag) unless $a->begins_tag ($tag); |
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$b->forward_to_tag_toggle ($tag) unless $b->ends_tag ($tag); |
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|
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$self->signal_emit (tag_event => $k, $event, $a->get_text ($b)); |
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|
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1; |
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}); |
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} |
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$tag->set (%$v); |
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$tagtable->add ($tag); |
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} |
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} |
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|
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$self->{tagtable} = $tagtable; |
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|
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$self->signal_connect (destroy => sub { |
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remove Glib::Source delete $self->{idle} if $self->{idle}; |
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%{$_[0]} = (); |
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}); |
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|
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$self->{buffer} = new Gtk2::TextBuffer $self->{tagtable}; |
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|
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$self->{widget} = new Gtk2::ScrolledWindow; |
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$self->{widget}->set_policy ("automatic", "always"); |
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$self->pack_start ($self->{widget}, 1, 1, 0); |
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|
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$self->{widget}->add ($self->{view} = new_with_buffer Gtk2::TextView $self->{buffer}); |
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$self->{view}->set ( |
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wrap_mode => "word-char", |
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cursor_visible => 0, |
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editable => 0, |
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tabs => |
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(new Gtk2::Pango::TabArray 1, 0, left => 125000), # arbitrary... pango is underfeatured |
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); |
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|
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$self->{view}->signal_connect (motion_notify_event => sub { |
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my ($widget, $event) = @_; |
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|
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my $window = $widget->get_window ("text"); |
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if ($event->window == $window) { |
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my ($win, $x, $y, $mask) = $window->get_pointer; |
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($x, $y) = $self->{view}->window_to_buffer_coords ("text", $x, $y); |
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my ($iter) = $self->{view}->get_iter_at_location ($x, $y); |
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|
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my $tag = ($iter->get_tags)[01]; |
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|
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if ($tag) { |
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my ($a, $b) = ($iter, $iter->copy); |
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$a->backward_to_tag_toggle ($tag) unless $a->begins_tag ($tag); |
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$b->forward_to_tag_toggle ($tag) unless $b->ends_tag ($tag); |
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|
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$self->tag_enterleave ($tag->get ("name"), $a->get_text ($b)); |
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} else { |
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$self->tag_enterleave (); |
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} |
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|
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1; |
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} |
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0; |
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}); |
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|
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$self->{view}->signal_connect (leave_notify_event => sub { |
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$self->tag_enterleave (); |
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0; |
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}); |
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|
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$self->{view}->add_events (qw(leave_notify_mask)); |
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|
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$self->pack_start (($self->{entry} = new Gtk2::Entry), 0, 1, 0); |
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|
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$self->{entry}->signal_connect (activate => sub { |
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my ($entry) = @_; |
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my $text = $entry->get_text; |
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$entry->set_text(""); |
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|
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my ($cmd, $arg); |
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|
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if ($text =~ /^\/(\S+)\s*(.*)$/) { |
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($cmd, $arg) = ($1, $2); |
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} else { |
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($cmd, $arg) = ("say", $text); |
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} |
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|
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$self->signal_emit (command => $cmd, $arg); |
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}); |
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|
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#$self->{end} = $self->{buffer}->create_mark (undef, $self->{buffer}->get_end_iter, 0);#d##todo# use this one for gtk-1.050+ |
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$self->{end} = $self->{buffer}->create_mark (++$USELESSNAME, $self->{buffer}->get_end_iter, 0); # workaround for gtk-perl bug |
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|
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$self->set_end; |
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} |
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|
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sub tag_enterleave { |
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my ($self, $tag, $content) = @_; |
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|
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my $cur = $self->{current_tag}; |
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|
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if ($cur->[0] != $tag || $cur->[1] ne $content) { |
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$self->signal_emit (leave_tag => @$cur) if $cur->[0]; |
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$self->{current_tag} = $cur = [$tag, $content]; |
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$self->signal_emit (enter_tag => @$cur) if $cur->[0]; |
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} |
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} |
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|
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sub tag_event { |
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my ($self, $tag, $event, $content) = @_; |
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|
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return unless $self->{app}; |
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|
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if ($tag eq "user" && $event->type eq "button-release") { |
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if ($event->button == 1) { |
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$content =~ /^([^\x20\xa0]+)/ or return; |
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$self->{app}->open_user (name => $1); |
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} |
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} |
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} |
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|
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sub set_end { |
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my ($self) = @_; |
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|
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# we do it both. the first scroll avoids flickering, |
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# the second ensures that we scroll -- gtk+ often ignores |
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# the first scroll_to_mark ... |
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$self->{view}->scroll_to_mark ($self->{end}, 0, 0, 0, 0); |
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$self->{idle} ||= add Glib::Idle sub { |
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$self->{view}->scroll_to_mark ($self->{end}, 0, 0, 0, 0); |
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delete $self->{idle}; |
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0; |
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}; |
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} |
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|
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sub at_end { |
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my ($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, $text) = @_; |
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|
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$self->_append_text ($self->{end}, $text); |
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} |
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|
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sub _append_text { |
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my ($self, $mark, $text) = @_; |
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|
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my $at_end = $self->at_end; |
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|
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$text = "<default>$text</default>"; |
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|
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my @tag; |
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# pseudo-simplistic-xml-parser |
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for (;;) { |
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$text =~ /\G<([^>]+)>/gc or last; |
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my $tag = $1; |
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if ($tag =~ s/^\///) { |
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pop @tag; |
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} else { |
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push @tag, $tag; |
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} |
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|
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$text =~ /\G([^<]*)/gc or last; |
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$self->{buffer}->insert_with_tags_by_name ($self->{buffer}->get_iter_at_mark ($mark), util::xmlto $1, @tag) |
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if length $1; |
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} |
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|
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$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 $at_end; |
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} |
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|
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sub new_eventtag { |
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my ($self, $cb) = @_; |
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|
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my $tag = new Gtk2::TextTag; |
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$tag->signal_connect (event => $cb); |
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$self->{tagtable}->add ($tag); |
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|
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$tag |
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} |
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|
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# create a new "subbuffer" |
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sub new_inlay { |
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my ($self) = @_; |
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|
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my $end = $self->{buffer}->get_end_iter; |
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|
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my $self = bless { |
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buffer => $self->{buffer}, |
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parent => $self, |
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}, superchat::inlay; |
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|
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# $USELESSNAME is a Gtk-perl < 1.042 workaround |
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$self->{l} = $self->{buffer}->create_mark (++$USELESSNAME, $end, 1); |
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$self->{buffer}->insert ($end, "\x{200d}"); |
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$self->{r} = $self->{buffer}->create_mark (++$USELESSNAME, $self->{buffer}->get_iter_at_mark ($self->{l}), 0); |
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|
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Scalar::Util::weaken $self->{buffer}; |
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Scalar::Util::weaken $self->{parent}; |
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$self; |
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} |
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|
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sub new_switchable_inlay { |
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my ($self, $header, $cb, $visible) = @_; |
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|
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my $inlay; |
| 300 |
|
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my $tag = $self->new_eventtag (sub { |
| 302 |
my ($tag, $view, $event, $iter) = @_; |
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|
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if ($event->type eq "button-press") { |
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$inlay->set_visible (!$inlay->{visible}); |
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return 1; |
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} |
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|
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0; |
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}); |
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|
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$tag->set (background => "#e0e0ff"); |
| 313 |
|
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$inlay = $self->new_inlay; |
| 315 |
|
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$inlay->{visible} = $visible; |
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$inlay->{header} = $header; |
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$inlay->{tag} = $tag; |
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$inlay->{cb} = $cb; |
| 320 |
|
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Scalar::Util::weaken $inlay->{tag}; |
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|
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$inlay->refresh; |
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|
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$inlay; |
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} |
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|
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package superchat::inlay; |
| 329 |
|
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sub liter { $_[0]{buffer}->get_iter_at_mark ($_[0]{l}) } |
| 331 |
sub riter { $_[0]{buffer}->get_iter_at_mark ($_[0]{r}) } |
| 332 |
|
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sub clear { |
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my ($self) = @_; |
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$self->{buffer}->delete ($self->liter, $self->riter); |
| 336 |
} |
| 337 |
|
| 338 |
sub append_text { |
| 339 |
my ($self, $text) = @_; |
| 340 |
|
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$self->{parent}->_append_text ($self->{r}, $text); |
| 342 |
} |
| 343 |
|
| 344 |
sub append_widget { |
| 345 |
my ($self, $widget) = @_; |
| 346 |
|
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$widget->show_all; |
| 348 |
|
| 349 |
my $anchor = $self->{buffer}->create_child_anchor ($self->riter); |
| 350 |
$self->{parent}{view}->add_child_at_anchor ($widget, $anchor); |
| 351 |
|
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$widget; |
| 353 |
} |
| 354 |
|
| 355 |
sub append_optionmenu { |
| 356 |
my ($self, $ref, @entry) = @_; |
| 357 |
|
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$self->append_widget (gtk::optionmenu $ref, @entry); |
| 359 |
} |
| 360 |
|
| 361 |
sub append_button { |
| 362 |
my ($self, $label, $cb) = @_; |
| 363 |
|
| 364 |
$self->append_widget (gtk::button $label, $cb); |
| 365 |
} |
| 366 |
|
| 367 |
sub visible { $_[0]{visible} } |
| 368 |
|
| 369 |
sub set_visible { |
| 370 |
my ($self, $visible) = @_; |
| 371 |
|
| 372 |
return if $self->{visible} == $visible; |
| 373 |
$self->{visible} = $visible; |
| 374 |
|
| 375 |
$self->refresh; |
| 376 |
} |
| 377 |
|
| 378 |
sub refresh { |
| 379 |
my ($self) = @_; |
| 380 |
|
| 381 |
$self->clear; |
| 382 |
|
| 383 |
my $arrow = $self->{visible} ? "⊟" : "⊞"; |
| 384 |
|
| 385 |
$self->{buffer}->insert ($self->riter, "\n"); |
| 386 |
$self->{buffer}->insert_with_tags ($self->riter, util::xmlto "$arrow $self->{header}", $self->{tag}); |
| 387 |
|
| 388 |
return unless $self->{visible}; |
| 389 |
|
| 390 |
$self->{cb}->($self); |
| 391 |
} |
| 392 |
|
| 393 |
sub destroy { |
| 394 |
my ($self) = @_; |
| 395 |
|
| 396 |
return if !$self->{l} || !$self->{buffer} || $self->{l}->get_deleted; |
| 397 |
|
| 398 |
$self->clear if $self->{buffer}; |
| 399 |
|
| 400 |
delete $self->{parent}; |
| 401 |
delete $self->{buffer}; |
| 402 |
delete $self->{l}; |
| 403 |
delete $self->{r}; |
| 404 |
} |
| 405 |
|
| 406 |
sub DESTROY { |
| 407 |
my $self = shift; |
| 408 |
|
| 409 |
$self->{parent}{tagtable}->remove (delete $self->{tag}) if $self->{tag} && $self->{parent}; |
| 410 |
#&destroy; |
| 411 |
} |
| 412 |
|
| 413 |
1; |
| 414 |
|
