+
+ _film_changed_connection = film()->Change.connect(boost::bind(&MetadataDialog::film_changed, this, _1, _2));
+
+ film_changed (ChangeType::DONE, Film::Property::RELEASE_TERRITORY);
+}
+
+
+void
+MetadataDialog::film_changed (ChangeType type, Film::Property property)
+{
+ if (type != ChangeType::DONE) {
+ return;
+ }
+
+ if (property == Film::Property::RELEASE_TERRITORY) {
+ auto rt = film()->release_territory();
+ checked_set (_enable_release_territory, static_cast<bool>(rt));
+ if (rt) {
+ _release_territory = *rt;
+ checked_set (_release_territory_text, std_to_wx(*dcp::LanguageTag::get_subtag_description(*_release_territory)));
+ }
+ }
+}
+
+
+void
+MetadataDialog::setup_standard (wxPanel* panel, wxSizer* sizer)
+{
+ _enable_release_territory = new wxCheckBox (panel, wxID_ANY, _("Release territory"));
+ sizer->Add (_enable_release_territory, 0, wxRIGHT | wxALIGN_CENTER_VERTICAL, DCPOMATIC_SIZER_GAP);
+ {
+ auto s = new wxBoxSizer (wxHORIZONTAL);
+ _release_territory_text = new wxStaticText (panel, wxID_ANY, wxT(""));
+ s->Add (_release_territory_text, 1, wxLEFT | wxALIGN_CENTER_VERTICAL, DCPOMATIC_SIZER_X_GAP);
+ _edit_release_territory = new Button (panel, _("Edit..."));
+ s->Add (_edit_release_territory, 0, wxLEFT, DCPOMATIC_SIZER_GAP);
+ sizer->Add (s, 0, wxEXPAND);
+ }
+
+ _edit_release_territory->Bind (wxEVT_BUTTON, boost::bind(&MetadataDialog::edit_release_territory, this));
+ _enable_release_territory->Bind (wxEVT_CHECKBOX, boost::bind(&MetadataDialog::enable_release_territory_changed, this));
+}
+
+
+void
+MetadataDialog::edit_release_territory ()
+{
+ DCPOMATIC_ASSERT (film()->release_territory());
+ auto d = new RegionSubtagDialog(this, *film()->release_territory());
+ d->ShowModal ();
+ auto tag = d->get();
+ if (tag) {
+ _release_territory = *tag;
+ film()->set_release_territory(*tag);
+ }
+ d->Destroy ();
+}
+
+
+void
+MetadataDialog::setup_sensitivity ()
+{
+ auto const enabled = _enable_release_territory->GetValue();
+ _release_territory_text->Enable (enabled);
+ _edit_release_territory->Enable (enabled);
+}
+
+
+void
+MetadataDialog::enable_release_territory_changed ()
+{
+ setup_sensitivity ();
+ if (_enable_release_territory->GetValue()) {
+ film()->set_release_territory (_release_territory.get_value_or(dcp::LanguageTag::RegionSubtag("US")));
+ } else {
+ film()->set_release_territory ();
+ }