src/macosx/classes/sun/lwawt/macosx/CMenuItem.java

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  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 
  26 package sun.lwawt.macosx;
  27 
  28 import sun.awt.SunToolkit;
  29 import sun.lwawt.LWToolkit;
  30 

  31 import java.awt.MenuItem;
  32 import java.awt.MenuShortcut;
  33 import java.awt.event.*;
  34 import java.awt.peer.MenuItemPeer;

  35 
  36 public class CMenuItem extends CMenuComponent implements MenuItemPeer {
  37 


  38     public CMenuItem(MenuItem target) {
  39         super(target);
  40         initialize(target);
  41 
  42     }
  43 
  44     // This way we avoiding invocation of the setters twice
  45     protected void initialize(MenuItem target) {
  46         if (!isSeparator()) {
  47             setLabel(target.getLabel());
  48             setEnabled(target.isEnabled());
  49         }
  50     }
  51 
  52     private boolean isSeparator() {
  53         String label = ((MenuItem)getTarget()).getLabel();
  54         return (label != null && label.equals("-"));
  55     }
  56 
  57     @Override
  58     protected long createModel() {
  59         CMenuComponent parent = (CMenuComponent)LWToolkit.targetToPeer(getTarget().getParent());
  60         return nativeCreate(parent.getModel(), isSeparator());
  61     }


 107         nativeSetImage(getModel(), cimg == null ? 0L : cimg.ptr);
 108     }
 109 
 110     /**
 111      * New API for tooltips
 112      */
 113     public void setToolTipText(String text) {
 114         nativeSetTooltip(getModel(), text);
 115     }
 116 
 117 //    @Override
 118     public void enable() {
 119         setEnabled(true);
 120     }
 121 
 122 //    @Override
 123     public void disable() {
 124         setEnabled(false);
 125     }
 126 




 127     @Override
 128     public void setEnabled(boolean b) {





 129         nativeSetEnabled(getModel(), b);

 130     }
 131 
 132     private native long nativeCreate(long parentMenu, boolean isSeparator);
 133     private native void nativeSetLabel(long modelPtr, String label, char keyChar, int keyCode, int modifiers);
 134     private native void nativeSetImage(long modelPtr, long image);
 135     private native void nativeSetTooltip(long modelPtr, String text);
 136     private native void nativeSetEnabled(long modelPtr, boolean b);
 137 
 138     // native callbacks
 139     void handleAction(final long when, final int modifiers) {
 140         assert CThreading.assertAppKit();
 141 
 142         SunToolkit.executeOnEventHandlerThread(getTarget(), new Runnable() {
 143             public void run() {
 144                 final String cmd = ((MenuItem)getTarget()).getActionCommand();
 145                 final ActionEvent event = new ActionEvent(getTarget(), ActionEvent.ACTION_PERFORMED, cmd, when, modifiers);
 146                 SunToolkit.postEvent(SunToolkit.targetToAppContext(getTarget()), event);
 147             }
 148         });
 149     }


  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 
  26 package sun.lwawt.macosx;
  27 
  28 import sun.awt.SunToolkit;
  29 import sun.lwawt.LWToolkit;
  30 
  31 import java.awt.MenuContainer;
  32 import java.awt.MenuItem;
  33 import java.awt.MenuShortcut;
  34 import java.awt.event.*;
  35 import java.awt.peer.MenuItemPeer;
  36 import java.util.concurrent.atomic.AtomicBoolean;
  37 
  38 public class CMenuItem extends CMenuComponent implements MenuItemPeer {
  39 
  40     private final AtomicBoolean enabled = new AtomicBoolean(true);
  41 
  42     public CMenuItem(MenuItem target) {
  43         super(target);
  44         initialize(target);

  45     }
  46 
  47     // This way we avoiding invocation of the setters twice
  48     protected void initialize(MenuItem target) {
  49         if (!isSeparator()) {
  50             setLabel(target.getLabel());
  51             setEnabled(target.isEnabled());
  52         }
  53     }
  54 
  55     private boolean isSeparator() {
  56         String label = ((MenuItem)getTarget()).getLabel();
  57         return (label != null && label.equals("-"));
  58     }
  59 
  60     @Override
  61     protected long createModel() {
  62         CMenuComponent parent = (CMenuComponent)LWToolkit.targetToPeer(getTarget().getParent());
  63         return nativeCreate(parent.getModel(), isSeparator());
  64     }


 110         nativeSetImage(getModel(), cimg == null ? 0L : cimg.ptr);
 111     }
 112 
 113     /**
 114      * New API for tooltips
 115      */
 116     public void setToolTipText(String text) {
 117         nativeSetTooltip(getModel(), text);
 118     }
 119 
 120 //    @Override
 121     public void enable() {
 122         setEnabled(true);
 123     }
 124 
 125 //    @Override
 126     public void disable() {
 127         setEnabled(false);
 128     }
 129 
 130     public final boolean isEnabled() {
 131         return enabled.get();
 132     }
 133 
 134     @Override
 135     public void setEnabled(boolean b) {
 136         final Object parent = LWToolkit.targetToPeer(getTarget().getParent());
 137         if (parent instanceof CMenuItem) {
 138             b &= ((CMenuItem) parent).isEnabled();
 139         }
 140         if (enabled.compareAndSet(!b, b)) {
 141             nativeSetEnabled(getModel(), b);
 142         }
 143     }
 144 
 145     private native long nativeCreate(long parentMenu, boolean isSeparator);
 146     private native void nativeSetLabel(long modelPtr, String label, char keyChar, int keyCode, int modifiers);
 147     private native void nativeSetImage(long modelPtr, long image);
 148     private native void nativeSetTooltip(long modelPtr, String text);
 149     private native void nativeSetEnabled(long modelPtr, boolean b);
 150 
 151     // native callbacks
 152     void handleAction(final long when, final int modifiers) {
 153         assert CThreading.assertAppKit();
 154 
 155         SunToolkit.executeOnEventHandlerThread(getTarget(), new Runnable() {
 156             public void run() {
 157                 final String cmd = ((MenuItem)getTarget()).getActionCommand();
 158                 final ActionEvent event = new ActionEvent(getTarget(), ActionEvent.ACTION_PERFORMED, cmd, when, modifiers);
 159                 SunToolkit.postEvent(SunToolkit.targetToAppContext(getTarget()), event);
 160             }
 161         });
 162     }