content: /*
   * Created on Dec 23, 2007
   *
   * 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.
   *
   * Copyright @2007-2013 the original author or authors.
   */
  package org.fest.swing.format;
  
  import static javax.swing.tree.TreeSelectionModel.CONTIGUOUS_TREE_SELECTION;
  import static javax.swing.tree.TreeSelectionModel.DISCONTIGUOUS_TREE_SELECTION;
  import static javax.swing.tree.TreeSelectionModel.SINGLE_TREE_SELECTION;
  import static org.fest.util.Strings.quote;
  
  import java.awt.Component;
  
  import javax.annotation.Nonnull;
  import javax.annotation.Nullable;
  import javax.swing.JTree;
  import javax.swing.tree.TreePath;
  import javax.swing.tree.TreeSelectionModel;
  
  import org.fest.util.Arrays;
  
  /**
   * Formatter for {@code JTree}s.
   *
   * @author Alex Ruiz
   */
  public class JTreeFormatter extends ComponentFormatterTemplate {
    private static final String[] EMPTY = {};
  
    private static final IntEnum SELECTION_MODES = new IntEnum();
    static {
      SELECTION_MODES.put(SINGLE_TREE_SELECTION, "SINGLE_TREE_SELECTION")
                     .put(CONTIGUOUS_TREE_SELECTION, "CONTIGUOUS_TREE_SELECTION")
                     .put(DISCONTIGUOUS_TREE_SELECTION, "DISCONTIGUOUS_TREE_SELECTION");
    }
  
    /**
     * Returns the {@code String} representation of the given {@code Component}, which should be a {@code JTree} (or
     * subclass.)
     *
     * @param c the given {@code Component}.
     * @return the {@code String} representation of the given {@code JTree}.
     */
    @Override
    protected @Nonnull String doFormat(@Nonnull Component c) {
      JTree tree = (JTree) c;
      String format = "%s[name=%s, selectionCount=%d, selectionPaths=%s, selectionMode=%s, enabled=%b, visible=%b, showing=%b";
      return String.format(format, tree.getClass().getName(), quote(tree.getName()), tree.getSelectionCount(),
          Arrays.format(selectionPaths(tree)), selectionMode(tree), tree.isEnabled(), tree.isVisible(), tree.isShowing());
    }
  
    private @Nonnull String[] selectionPaths(@Nonnull JTree tree) {
      TreePath[] paths = tree.getSelectionPaths();
      if (paths == null) {
        return EMPTY;
      }
      int count = paths.length;
      if (count == 0) {
        return EMPTY;
      }
      String[] pathArray = new String[count];
      for (int i = 0; i < count; i++) {
        TreePath path = paths[i];
        pathArray[i] = path != null ? path.toString() : null;
      }
      return pathArray;
    }
  
    private @Nullable String selectionMode(JTree tree) {
      TreeSelectionModel model = tree.getSelectionModel();
      return SELECTION_MODES.get(model.getSelectionMode());
    }
  
    /**
     * @return {@code JTree.class}.
     */
    @Override
    public @Nonnull Class<? extends Component> targetType() {
      return JTree.class;
    }
  }
  