Ticket #1589: Main.diff

src/org/openstreetmap/josm/Main.java

@@ -9 +9 @@
 import java.awt.Toolkit;
 import java.awt.event.KeyEvent;
 import java.io.File;
+import java.lang.reflect.*;
 import java.net.URI;
 import java.net.URISyntaxException;
 import java.net.URL;
@@ -59 +60 @@
 import org.openstreetmap.josm.plugins.PluginProxy;
 import org.openstreetmap.josm.tools.ImageProvider;
 
-abstract public class Main {
+abstract public class Main implements InvocationHandler {
         /**
          * Global parent component for all dialogs and message boxes
          */
@@ -180 +181 @@
 
         public Main() {
                 main = this;
+                setupOSX();
                 contentPane.add(panel, BorderLayout.CENTER);
                 panel.add(new GettingStarted(), BorderLayout.CENTER);
                 menu = new MainMenu();
@@ -470 +472 @@
 
                 main.menu.open.openFile(new File(s));
         }
+
+        public static boolean withOSXIntegration = false;
+
+        public void setupOSX() {
+                if (System.getProperty("os.name").toLowerCase().startsWith("mac os x")) {
+                        try {
+                                Class Ccom_apple_eawt_Application = Class.forName("com.apple.eawt.Application");
+                                Object Ocom_apple_eawt_Application = Ccom_apple_eawt_Application.getConstructor((Class[])null).newInstance((Object[])null);
+                                Class Ccom_apple_eawt_ApplicationListener = Class.forName("com.apple.eawt.ApplicationListener");
+                                Method MaddApplicationListener = Ccom_apple_eawt_Application.getDeclaredMethod("addApplicationListener", new Class[] { Ccom_apple_eawt_ApplicationListener });
+                                Object Oproxy = Proxy.newProxyInstance(Main.class.getClassLoader(), new Class[] { Ccom_apple_eawt_ApplicationListener }, this);
+                                MaddApplicationListener.invoke(Ocom_apple_eawt_Application, new Object[] { Oproxy });
+                                Method MsetEnabledPreferencesMenu = Ccom_apple_eawt_Application.getDeclaredMethod("setEnabledPreferencesMenu", new Class[] { boolean.class });
+                                MsetEnabledPreferencesMenu.invoke(Ocom_apple_eawt_Application, new Object[] { Boolean.TRUE });
+                                withOSXIntegration = true;
+                        } catch (Exception ex) {
+                                System.out.println("Failed to report register with OSX: " + ex);
 }
+                }
+        }
+
+        public Object invoke (Object proxy, Method method, Object[] args) throws Throwable {
+                Boolean handled = Boolean.TRUE;
+                //System.out.println("Going to handle method "+method+" (short: "+method.getName()+") with event "+args[0]);
+                if (method.getName().equals("handleQuit")) {
+                        handled = !breakBecauseUnsavedChanges();
+                } else if (method.getName().equals("handleAbout")) {
+                        menu.about.actionPerformed(null);
+                } else if (method.getName().equals("handlePreferences")) {
+                        menu.preferences.actionPerformed(null);
+                } else {
+                        return null;
+                }
+                if (args[0] != null) {
+                        try {
+                                args[0].getClass().getDeclaredMethod("setHandled", new Class[] { boolean.class }).invoke(args[0], new Object[] { handled });
+                        } catch (Exception ex) {
+                                System.out.println("Failed to report handled event: " + ex);
+                        }
+                }
+                return null;
+        }
+}