001    /*
002     * Created on Dec 23, 2007
003     *
004     * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except
005     * in compliance with the License. You may obtain a copy of the License at
006     *
007     * http://www.apache.org/licenses/LICENSE-2.0
008     *
009     * Unless required by applicable law or agreed to in writing, software distributed under the License
010     * is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
011     * or implied. See the License for the specific language governing permissions and limitations under
012     * the License.
013     *
014     * Copyright @2007-2010 the original author or authors.
015     */
016    package org.fest.swing.format;
017    
018    import static java.lang.String.valueOf;
019    import static org.fest.util.Strings.concat;
020    import static org.fest.util.Strings.quote;
021    
022    import java.awt.Component;
023    import java.util.ArrayList;
024    import java.util.List;
025    
026    import javax.swing.JComboBox;
027    
028    import org.fest.util.Arrays;
029    
030    /**
031     * Understands a formatter for <code>{@link JComboBox}</code>es.
032     *
033     * @author Yvonne Wang
034     */
035    public class JComboBoxFormatter extends ComponentFormatterTemplate {
036    
037      /**
038       * Returns the <code>String</code> representation of the given <code>{@link Component}</code>, which should be a
039       * <code>{@link JComboBox}</code> (or subclass.)
040       * @param c the given <code>Component</code>.
041       * @return the <code>String</code> representation of the given <code>JComboBox</code>.
042       */
043      protected String doFormat(Component c) {
044        JComboBox comboBox = (JComboBox)c;
045        return concat(
046            comboBox.getClass().getName(), "[",
047            "name=",         quote(comboBox.getName()),            ", ",
048            "selectedItem=", quote(comboBox.getSelectedItem()),    ", ",
049            "contents=",     Arrays.format(contentsOf(comboBox)),  ", ",
050            "editable=",     valueOf(comboBox.isEditable()),       ", ",
051            "enabled=",      valueOf(comboBox.isEnabled()),        ", ",
052            "visible=",      valueOf(comboBox.isVisible()),        ", ",
053            "showing=",      valueOf(comboBox.isShowing()),
054            "]"
055        );
056      }
057    
058      private Object[] contentsOf(final JComboBox comboBox) {
059        List<Object> contents = new ArrayList<Object>();
060        int count = comboBox.getItemCount();
061        for (int i = 0; i < count; i++) contents.add(comboBox.getItemAt(i));
062        return contents.toArray();
063      }
064    
065      /**
066       * Indicates that this formatter supports <code>{@link JComboBox}</code> only.
067       * @return <code>JComboBox.class</code>.
068       */
069      public Class<? extends Component> targetType() {
070        return JComboBox.class;
071      }
072    }