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src/java.desktop/macosx/classes/sun/lwawt/LWChoicePeer.java

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   1 /*
   2  * Copyright (c) 2011, 2013, 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


 118 
 119     @Override
 120     public void select(final int index) {
 121         synchronized (getDelegateLock()) {
 122             if (index != getDelegate().getSelectedIndex()) {
 123                 skipPostMessage = true;
 124                 getDelegate().setSelectedIndex(index);
 125                 skipPostMessage = false;
 126             }
 127         }
 128     }
 129 
 130     @Override
 131     public boolean isFocusable() {
 132         return true;
 133     }
 134 
 135     @SuppressWarnings("serial")// Safe: outer class is non-serializable.
 136     private final class JComboBoxDelegate extends JComboBox<String> {
 137 
 138         // Empty non private constructor was added because access to this
 139         // class shouldn't be emulated by a synthetic accessor method.
 140         JComboBoxDelegate() {
 141             super();
 142         }
 143 
 144         @Override
 145         public boolean hasFocus() {
 146             return getTarget().hasFocus();
 147         }
 148 
 149         //Needed for proper popup menu location
 150         @Override
 151         public Point getLocationOnScreen() {
 152             return LWChoicePeer.this.getLocationOnScreen();
 153         }
 154 
 155         /**
 156          * We should post ITEM_STATE_CHANGED event when the same element is
 157          * reselected.
 158          */
 159         @Override
 160         public void setSelectedItem(final Object anObject) {
 161             final Object oldSelection = selectedItemReminder;
 162             if (oldSelection != null && oldSelection.equals(anObject)) {
 163                 selectedItemChanged();


   1 /*
   2  * Copyright (c) 2011, 2018, 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


 118 
 119     @Override
 120     public void select(final int index) {
 121         synchronized (getDelegateLock()) {
 122             if (index != getDelegate().getSelectedIndex()) {
 123                 skipPostMessage = true;
 124                 getDelegate().setSelectedIndex(index);
 125                 skipPostMessage = false;
 126             }
 127         }
 128     }
 129 
 130     @Override
 131     public boolean isFocusable() {
 132         return true;
 133     }
 134 
 135     @SuppressWarnings("serial")// Safe: outer class is non-serializable.
 136     private final class JComboBoxDelegate extends JComboBox<String> {
 137 






 138         @Override
 139         public boolean hasFocus() {
 140             return getTarget().hasFocus();
 141         }
 142 
 143         //Needed for proper popup menu location
 144         @Override
 145         public Point getLocationOnScreen() {
 146             return LWChoicePeer.this.getLocationOnScreen();
 147         }
 148 
 149         /**
 150          * We should post ITEM_STATE_CHANGED event when the same element is
 151          * reselected.
 152          */
 153         @Override
 154         public void setSelectedItem(final Object anObject) {
 155             final Object oldSelection = selectedItemReminder;
 156             if (oldSelection != null && oldSelection.equals(anObject)) {
 157                 selectedItemChanged();


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