src/share/classes/javax/swing/plaf/basic/LazyActionMap.java

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   1 /*
   2  * Copyright (c) 2002, 2008, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.  Oracle designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any
  23  * questions.
  24  */
  25 package javax.swing.plaf.basic;
  26 
  27 import java.lang.reflect.*;
  28 import javax.swing.*;
  29 import javax.swing.plaf.*;
  30 
  31 /**
  32  * An ActionMap that populates its contents as necessary. The
  33  * contents are populated by invoking the <code>loadActionMap</code>
  34  * method on the passed in Object.
  35  *
  36  * @author Scott Violet
  37  */
  38 class LazyActionMap extends ActionMapUIResource {


  39     /**
  40      * Object to invoke <code>loadActionMap</code> on. This may be
  41      * a Class object.
  42      */
  43     private transient Object _loader;
  44 
  45     /**
  46      * Installs an ActionMap that will be populated by invoking the
  47      * <code>loadActionMap</code> method on the specified Class
  48      * when necessary.
  49      * <p>
  50      * This should be used if the ActionMap can be shared.
  51      *
  52      * @param c JComponent to install the ActionMap on.
  53      * @param loaderClass Class object that gets loadActionMap invoked
  54      *                    on.
  55      * @param defaultsKey Key to use to defaults table to check for
  56      *        existing map and what resulting Map will be registered on.
  57      */
  58     static void installLazyActionMap(JComponent c, Class loaderClass,


   1 /*
   2  * Copyright (c) 2002, 2014, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.  Oracle designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any
  23  * questions.
  24  */
  25 package javax.swing.plaf.basic;
  26 
  27 import java.lang.reflect.*;
  28 import javax.swing.*;
  29 import javax.swing.plaf.*;
  30 
  31 /**
  32  * An ActionMap that populates its contents as necessary. The
  33  * contents are populated by invoking the <code>loadActionMap</code>
  34  * method on the passed in Object.
  35  *
  36  * @author Scott Violet
  37  */
  38 class LazyActionMap extends ActionMapUIResource {
  39     private static final long serialVersionUID = -7235747077122712304L;
  40 
  41     /**
  42      * Object to invoke <code>loadActionMap</code> on. This may be
  43      * a Class object.
  44      */
  45     private transient Object _loader;
  46 
  47     /**
  48      * Installs an ActionMap that will be populated by invoking the
  49      * <code>loadActionMap</code> method on the specified Class
  50      * when necessary.
  51      * <p>
  52      * This should be used if the ActionMap can be shared.
  53      *
  54      * @param c JComponent to install the ActionMap on.
  55      * @param loaderClass Class object that gets loadActionMap invoked
  56      *                    on.
  57      * @param defaultsKey Key to use to defaults table to check for
  58      *        existing map and what resulting Map will be registered on.
  59      */
  60     static void installLazyActionMap(JComponent c, Class loaderClass,