| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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.netbeans.modules.nashorn.execution.options; |
| |
| import java.util.Collections; |
| import javax.swing.ComboBoxModel; |
| import javax.swing.event.ListDataListener; |
| import org.netbeans.modules.java.api.common.ui.PlatformUiSupport; |
| import org.netbeans.modules.nashorn.execution.NashornPlatform; |
| |
| /** |
| * ComboBoxModel delegating to PlatformUiSupport.createPlatformComboBoxModel(), |
| * but assuring, that it will not show the default platform in case it is not |
| * a Nashorn platform. |
| * |
| * @author Martin Entlicher |
| */ |
| class NashornPlatformComboBoxModel implements ComboBoxModel { |
| |
| private final ComboBoxModel delegate; |
| |
| public NashornPlatformComboBoxModel() { |
| delegate = PlatformUiSupport.createPlatformComboBoxModel( |
| null, |
| Collections.singleton(NashornPlatform.getFilter())); |
| } |
| |
| @Override |
| public void setSelectedItem(Object anItem) { |
| delegate.setSelectedItem(anItem); |
| } |
| |
| @Override |
| public Object getSelectedItem() { |
| Object selObj = delegate.getSelectedItem(); |
| if (selObj == null) { |
| return null; |
| } else { |
| if (NashornPlatform.isNashornPlatform(PlatformUiSupport.getPlatform(selObj))) { |
| return selObj; |
| } else { |
| return null; |
| } |
| } |
| |
| } |
| |
| @Override |
| public int getSize() { |
| int size = delegate.getSize(); |
| if (size == 1) { |
| // It's possible that the default platform is there, but is not Nashorn |
| Object elm = delegate.getElementAt(0); |
| if (!NashornPlatform.isNashornPlatform(PlatformUiSupport.getPlatform(elm))) { |
| size = 0; |
| } |
| } |
| return size; |
| } |
| |
| @Override |
| public Object getElementAt(int index) { |
| return delegate.getElementAt(index); |
| } |
| |
| @Override |
| public void addListDataListener(ListDataListener l) { |
| delegate.addListDataListener(l); |
| } |
| |
| @Override |
| public void removeListDataListener(ListDataListener l) { |
| delegate.removeListDataListener(l); |
| } |
| } |