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UI components based on FX

There is a newer version: 21.16.1.0

/*
 * Tentackle - https://tentackle.org
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

package org.tentackle.fx.component.delegate;

import javafx.application.Platform;
import javafx.scene.control.TextFormatter;
import javafx.scene.control.TextInputControl;

import org.tentackle.fx.FxTextComponent;
import org.tentackle.fx.FxTextComponentDelegate;

/**
 * Delegate for text input fields.
 *
 * @author harald
 * @param  the text component type
 */
public abstract class AbstractTextFieldDelegate extends FxTextComponentDelegate {

  private final T component;   // the component

  /**
   * Creates the delegate.
   *
   * @param component the component
   */
  public AbstractTextFieldDelegate(T component) {
    this.component = component;
    component.setTextFormatter(new TextFormatter<>(this));
  }

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

  @Override
  public void mapErrorOffsetToCaretPosition() {
    Integer errorOffset = getErrorOffset();
    if (errorOffset != null) {
      Platform.runLater(() -> {
        component.deselect();
        component.positionCaret(errorOffset);
      });
    }
  }

}