org.tentackle.fx.component.delegate.FxTreeTableViewDelegate Maven / Gradle / Ivy

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package org.tentackle.fx.component.delegate;

import javafx.scene.Parent;
import javafx.scene.control.TreeItem;

import org.tentackle.fx.FxComponentDelegate;
import org.tentackle.fx.FxContainer;
import org.tentackle.fx.FxFactory;
import org.tentackle.fx.ValueTranslator;
import org.tentackle.fx.component.FxTreeTableView;

/**
 * Delegate for FxTreeTableView.
 *
 * @author harald
 */
public class FxTreeTableViewDelegate extends FxComponentDelegate {

  private final FxTreeTableView component;   // the component

  /**
   * Creates the delegate.
   *
   * @param component the component
   */
  public FxTreeTableViewDelegate(FxTreeTableView component) {
    this.component = component;
  }

  @Override
  public FxTreeTableView getComponent() {
    return component;
  }

  @Override
  public FxContainer getParentContainer() {
    Parent parent = component.getParent();
    return parent instanceof FxContainer ? (FxContainer) parent : null;
  }


  @Override
  public void setType(Class type) {
    // important to set the type before creating the translator,
    // since the translator may need to know the type
    super.setType(type);
    if (getValueTranslator() == null) {    // if not already set by application
      setValueTranslator(FxFactory.getInstance().createValueTranslator(type, TreeItem.class, getComponent()));
    }
  }

  @Override
  @SuppressWarnings("unchecked")
  public TreeItem getViewObject() {
    return component.getRoot();
  }

  @Override
  @SuppressWarnings("unchecked")
  public void setViewObject(Object viewObject) {
    component.setRoot((TreeItem) viewObject);
  }

  @Override
  @SuppressWarnings("unchecked")
  public void setViewValue(Object value) {
    ValueTranslator translator = getValueTranslator();
    setViewObject(translator.toView(value));
  }

  @Override
  @SuppressWarnings("unchecked")
  public  V getViewValue() {
    ValueTranslator translator = getValueTranslator();
    return (V) translator.toModel(getViewObject());
  }

}