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pcg |
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package superchat; |
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# waaay cool widget. well... maybe at one point in the future |
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use Gtk2; |
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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-first/], |
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return_type => undef, # void return |
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param_types => [Glib::Scalar, Glib::Scalar], |
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}, |
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}; |
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pcg |
1.2 |
sub INIT_INSTANCE { |
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my $self = shift; |
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1.1 |
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1.2 |
my $tagtable = new Gtk2::TextTagTable; |
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{ |
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my @tags = ( |
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[default => { foreground => "black" }], |
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[node => { foreground => "#0000b0", event => 1 }], |
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[move => { foreground => "#0000b0", event => 1 }], |
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[user => { foreground => "#0000b0", event => 1 }], |
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[coord => { foreground => "#0000b0", event => 1 }], |
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[error => { foreground => "#ff0000", event => 1 }], |
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[header => { weight => 800, pixels_above_lines => 6 }], |
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[challenge => { weight => 800, pixels_above_lines => 6, background => "#ffffb0" }], |
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[description => { weight => 800, foreground => "blue" }], |
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[infoblock => { weight => 700, foreground => "blue" }], |
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); |
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for (@tags) { |
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my ($k, $v) = @$_; |
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my $tag = new Gtk2::TextTag $k; |
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if (delete $v->{event}) { |
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### |
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} |
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$tag->set (%$v); |
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$tagtable->add ($tag); |
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pcg |
1.1 |
} |
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} |
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$self->{tagtable} = $tagtable; |
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$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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1.2 |
$self->{buffer} = new Gtk2::TextBuffer $self->{tagtable}; |
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1.1 |
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$self->{widget} = new Gtk2::ScrolledWindow; |
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$self->{widget}->set_policy("never", "always"); |
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$self->pack_start ($self->{widget}, 1, 1, 0); |
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$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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$self->{view}->set_cursor_visible (0); |
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$self->{view}->set_editable (0); |
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$self->{view}->signal_connect (motion_notify_event => sub { |
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my ($widget, $event) = @_; |
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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) = $window->get_pointer; |
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# warn "TAG EVENT @_ ($window, $win, $x, $y, $mask)\n"; |
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#gtk_text_view_window_to_buffer_coords (text_view, |
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# GTK_TEXT_WINDOW_TEXT, |
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# text_view->drag_start_x, |
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# text_view->drag_start_y, |
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# &buffer_x, |
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# &buffer_y); |
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# |
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# gtk_text_layout_get_iter_at_pixel (text_view->layout, |
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# &iter, |
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# buffer_x, buffer_y); |
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# |
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# gtk_text_view_start_selection_dnd (text_view, &iter, event); |
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# return TRUE; |
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} |
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0; |
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}); |
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$self->pack_start (($self->{entry} = new Gtk2::Entry), 0, 1, 0); |
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$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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my ($cmd, $arg); |
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if ($text =~ /^\/(\S+)\s*(.*)$/) { |
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($cmd, $arg) = ($1, $2); |
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} else { |
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($cmd, $arg) = ("say", $text); |
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} |
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$self->signal_emit (command => $cmd, $arg); |
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}); |
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1.2 |
$self->{end} = $self->{buffer}->create_mark (undef, $self->{buffer}->get_end_iter, 0); |
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pcg |
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$self->set_end; |
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} |
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sub do_command { |
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my ($self, $cmd, $arg, %arg) = @_; |
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} |
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sub set_end { |
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my ($self) = @_; |
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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 $self->{idle}; |
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}; |
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} |
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sub at_end { |
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my ($self) = @_; |
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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 >= $adj->upper - 0.5; |
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} |
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sub append_text { |
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my ($self, $text) = @_; |
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my $at_end = $self->at_end; |
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pcg |
1.2 |
$self->_append_text ($self->{end}, $text); |
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$self->set_end if $at_end; |
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} |
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sub _append_text { |
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my ($self, $mark, $text) = @_; |
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pcg |
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$text = "<default>$text</default>"; |
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my @tag; |
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# pseudo-simplistic-xml-parser |
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for (;;) { |
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$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, $tag; |
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} |
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$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 $1; |
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} |
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} |
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sub set_text { |
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my ($self, $text) = @_; |
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my $at_end = $self->at_end; |
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$self->{buffer}->set_text (""); |
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$self->append_text ($text); |
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$self->set_end if $at_end; |
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} |
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sub new_eventtag { |
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my ($self, $cb) = @_; |
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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 ($tag); |
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$tag |
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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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my $end = $self->{buffer}->get_end_iter; |
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my $self = bless { |
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buffer => $self->{buffer}, |
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parent => $self, |
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}, superchat::inlay; |
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$self->{l} = $self->{buffer}->create_mark (undef, $end, 1); |
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$self->{buffer}->insert ($end, "\x{200d}"); |
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$self->{r} = $self->{buffer}->create_mark (undef, $self->{buffer}->get_iter_at_mark ($self->{l}), 0); |
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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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sub new_switchable_inlay { |
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my ($self, $header, $cb, $visible) = @_; |
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my $inlay; |
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my $setvisible = sub { |
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if ($inlay->{visible}) { |
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$inlay->{cb}->($inlay); |
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} else { |
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$inlay->clear; |
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} |
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}; |
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my $tag = $self->new_eventtag (sub { |
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my ($tag, $view, $event, $iter) = @_; |
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if ($event->type eq "button-press") { |
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$inlay->{visible} = !$inlay->{visible}; |
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$setvisible->(); |
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} |
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1; |
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}); |
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$tag->set (background => "#e0e0ff"); |
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$self->{buffer}->insert ($self->{buffer}->get_end_iter, "\n"); |
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$self->{buffer}->insert_with_tags ($self->{buffer}->get_end_iter, util::xmlto "$header \x{21f3}", $tag); |
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$inlay = $self->new_inlay; |
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$inlay->{visible} = $visible; |
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$inlay->{tag} = $tag; |
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$inlay->{cb} = $cb; |
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pcg |
1.3 |
Scalar::Util::weaken $inlay->{tag}; |
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pcg |
1.2 |
$setvisible->(); |
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$inlay; |
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} |
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package superchat::inlay; |
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sub liter { $_[0]{buffer}->get_iter_at_mark ($_[0]{l}) } |
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sub riter { $_[0]{buffer}->get_iter_at_mark ($_[0]{r}) } |
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sub clear { |
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my ($self) = @_; |
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$self->{buffer}->delete ($self->liter, $self->riter); |
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} |
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sub append_text { |
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my ($self, $text) = @_; |
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$self->{parent}->_append_text ($self->{r}, $text); |
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} |
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sub DESTROY { |
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my ($self) = @_; |
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$self->{parent}{tagtable}->remove (delete $self->{tag}) if $self->{tag}; |
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} |
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pcg |
1.1 |
1; |
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