CustomAutoCompletionBinding.java

/*
 * Copyright [2014] [Christian Loehnert, krampenschiesser@gmail.com]
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package de.ks.selection;

import com.google.common.base.Ascii;
import impl.org.controlsfx.autocompletion.AutoCompletionTextFieldBinding;
import javafx.scene.control.TextField;
import javafx.scene.input.KeyEvent;
import javafx.util.Callback;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import java.util.Collection;

public class CustomAutoCompletionBinding extends AutoCompletionTextFieldBinding<String> {
  private static final Logger log = LoggerFactory.getLogger(CustomAutoCompletionBinding.class);

  public CustomAutoCompletionBinding(TextField textField, Callback<ISuggestionRequest, Collection<String>> suggestionProvider) {
    super(textField, suggestionProvider);
    textField.setOnKeyTyped(this::procesTextFieldInput);
  }

  protected void procesTextFieldInput(KeyEvent event) {
    String character = event.getCharacter();
    if (Ascii.ESC == character.charAt(0)) {
      hidePopup();
    }
  }

  @Override
  public void showPopup() {
    if (getCompletionTarget() != null && getCompletionTarget().getScene() != null) {
      super.showPopup();
    }
  }

  @Override
  public void hidePopup() {
    super.hidePopup();
  }
}