content: /*
   * Created on Apr 3, 2008
   * 
   * 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 @2008-2013 the original author or authors.
   */
  package org.fest.swing.input;
  
  import java.awt.Component;
  import java.awt.Window;
  import java.awt.event.ComponentAdapter;
  import java.awt.event.ComponentEvent;
  import java.util.Map;
  
  import javax.annotation.Nonnull;
  
  /**
   * Monitor for disposed {@code Window}s.
   * 
   * @author Alex Ruiz
   */
  class DisposalMonitor extends ComponentAdapter {
    final Map<Window, Boolean> disposedWindows;
  
    DisposalMonitor(@Nonnull Map<Window, Boolean> disposedWindows) {
      this.disposedWindows = disposedWindows;
    }
  
    @Override
    public void componentShown(ComponentEvent e) {
      Component c = e.getComponent();
      c.removeComponentListener(this); // we are already in EDT
      disposedWindows.remove(c);
    }
  }