private Optional<Account> getSelectedAccount() {
final TreeItem<Account> treeItem = treeTableView.getSelectionModel().getSelectedItem();
if (treeItem != null) {
return Optional.ofNullable(treeItem.getValue());
}
return Optional.empty();
}
@Override
public void start(Stage primaryStage) {
primaryStage.setTitle("TreeTable View Sample");
primaryStage.setScene(new Scene(new ChoiceBoxTreeTableSample()));
primaryStage.sizeToScene();
primaryStage.show();
TreeTableView<?> treeTableView =
(TreeTableView<?>) primaryStage.getScene().getRoot().lookup(".tree-table-view");
treeTableView.getSelectionModel().setSelectionMode(SelectionMode.MULTIPLE);
}
private void installListeners() {
treeTableView
.getSelectionModel()
.selectedItemProperty()
.addListener(
(observable, oldValue, newValue) -> {
if (newValue != null) {
selectedAccountProperty.setValue(newValue.getValue());
} else {
selectedAccountProperty.setValue(null);
}
});
for (final TreeTableColumn<?, ?> treeTableColumn : treeTableView.getColumns()) {
treeTableColumn
.visibleProperty()
.addListener((observable, oldValue, newValue) -> saveColumnVisibility());
}
}
