org.tentackle.fx.component.config.DatePickerConfigurator Maven / Gradle / Ivy

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/*
 * 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.config;

import javafx.scene.control.DatePicker;
import javafx.scene.input.KeyCode;
import javafx.scene.input.KeyEvent;

import org.tentackle.fx.ConfiguratorService;
import org.tentackle.fx.FxComponent;

/**
 * Configures a DatePicker.
 *
 * @author harald
 * @param  the datepicker type
 */
@ConfiguratorService(DatePicker.class)
public class DatePickerConfigurator extends ComponentConfigurator {

  @Override
  public void configure(T control) {
    super.configure(control);

    // first keystroke triggers check for modification
    control.getEditor().textProperty().addListener(o -> ((FxComponent) control).triggerViewModified());

    // Shift-Backspace clears the field
    control.addEventFilter(KeyEvent.ANY, (KeyEvent event) -> {
      if (event.getCode() == KeyCode.BACK_SPACE && event.isShiftDown() &&
          !event.isControlDown() && !event.isAltDown() && !event.isMetaDown()) {
        if (event.getEventType() == KeyEvent.KEY_PRESSED &&
            !control.getEditor().isDisabled() && control.getEditor().isEditable()) {
          control.getEditor().clear();
        }
        event.consume();
      }
    });
  }

}