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

@@ -380,12 +380,10 @@
         {
             final boolean resizable = isFrame ? ((Frame)target).isResizable() : (isDialog ? ((Dialog)target).isResizable() : false);
             styleBits = SET(styleBits, RESIZABLE, resizable);
             if (!resizable) {
                 styleBits = SET(styleBits, ZOOMABLE, false);
-            } else {
-                setCanFullscreen(true);
             }
         }
 
         if (target.isAlwaysOnTop()) {
             styleBits = SET(styleBits, ALWAYS_ON_TOP, true);

@@ -686,15 +684,21 @@
                     int frameState = ((Frame)target).getExtendedState();
                     if ((frameState & Frame.ICONIFIED) != 0) {
                         // Treat all state bit masks with ICONIFIED bit as ICONIFIED state.
                         frameState = Frame.ICONIFIED;
                     }
+                    /* Frame should be always set property WINDOW_FULLSCREENABLE to true
+                        before showing except when the frame state is MAXIMIZED_BOTH
+                    **/    
+                    setCanFullscreen(true);
+                    
                     switch (frameState) {
                         case Frame.ICONIFIED:
                             execute(CWrapper.NSWindow::miniaturize);
                             break;
                         case Frame.MAXIMIZED_BOTH:
+                            setCanFullscreen(false);
                             maximize();
                             break;
                         default: // NORMAL
                             unmaximize(); // in case it was maximized, otherwise this is a no-op
                             break;