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    1   /*
    2    * Licensed to the Apache Software Foundation (ASF) under one or more
    3    * contributor license agreements.  See the NOTICE file distributed with
    4    * this work for additional information regarding copyright ownership.
    5    * The ASF licenses this file to You under the Apache License, Version 2.0
    6    * (the "License"); you may not use this file except in compliance with
    7    * the License.  You may obtain a copy of the License at
    8    *
    9    *      http://www.apache.org/licenses/LICENSE-2.0
    10   *
    11   * Unless required by applicable law or agreed to in writing, software
    12   * distributed under the License is distributed on an "AS IS" BASIS,
    13   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    14   * See the License for the specific language governing permissions and
    15   * limitations under the License.
    16   */
    17  package org.apache.log4j.chainsaw.osx;
    18
    19  import org.apache.log4j.Logger;
    20  import org.apache.log4j.chainsaw.LogUI;
    21
    22  import java.awt.Desktop;
    23
    24
    25  /**
    26   * This class leverages the 'Desktop' awt API in order to follow Mac-specific UI guidelines.
    27   * <p>
    28   *
    29   * @author psmith
    30   * @see "http://developer.apple.com/documentation/Java/index.html"
    31   */
    32  public class OSXIntegration {
    33      public static final boolean IS_OSX = System.getProperty("os.name").startsWith("Mac OS X");
    34      private static final Desktop desktop = Desktop.getDesktop();
    35
    36      public static final void init(final LogUI logUI) {
    37          if( desktop.isSupported(Desktop.Action.APP_ABOUT) ){
    38              desktop.setAboutHandler(e ->
    39                  logUI.showAboutBox()
    40              );
    41          }
    42
    43          if( desktop.isSupported(Desktop.Action.APP_PREFERENCES) ){
    44              desktop.setPreferencesHandler(e ->
    45                  logUI.showApplicationPreferences()
    46              );
    47          }
    48
    49          if( desktop.isSupported(Desktop.Action.APP_QUIT_HANDLER) ){
    50              desktop.setQuitHandler((e, r) -> {
    51                      if (
    52                          logUI.exit()) {
    53                          r.performQuit();
    54                      } else {
    55                          r.cancelQuit();
    56                      }
    57                  }
    58              );
    59          }
    60      }
    61  }