org.tinymediamanager.ui.components.combobox.AutocompleteComboBox Maven / Gradle / Ivy

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/*
 * Copyright 2012 - 2019 Manuel Laggner
 *
 * 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 org.tinymediamanager.ui.components.combobox;

import java.awt.event.FocusEvent;
import java.awt.event.FocusListener;
import java.util.Collection;

import javax.swing.JComboBox;

import ca.odell.glazedlists.BasicEventList;
import ca.odell.glazedlists.EventList;
import ca.odell.glazedlists.GlazedLists;
import ca.odell.glazedlists.swing.AutoCompleteSupport;

/**
 * The Class AutocompleteComboBox.
 * 
 * @author Manuel Laggner
 */
public class AutocompleteComboBox extends JComboBox {// implements JComboBox.KeySelectionManager {
  private static final long      serialVersionUID = 6366300597464784607L;

  private EventList           items;
  private AutoCompleteSupport autoCompleteSupport;

  public AutocompleteComboBox(Collection items) {
    super();
    this.items = new BasicEventList<>();
    this.items.addAll(items);
    init();
  }

  public AutocompleteComboBox(E[] items) {
    super();
    this.items = GlazedLists.eventListOf(items);
    init();
  }

  private void init() {
    setEditable(true);
    this.autoCompleteSupport = AutoCompleteSupport.install(this, items);

    // fix: add a focus listener for the editor component to request the focus
    // AutoCompleteSupport removed that for some reason
    getEditor().getEditorComponent().addFocusListener(new FocusListener() {
      @Override
      public void focusGained(FocusEvent e) {
        repaint();
      }

      @Override
      public void focusLost(FocusEvent e) {

      }
    });

  }

  public AutoCompleteSupport getAutoCompleteSupport() {
    return autoCompleteSupport;
  }
}