altosuilib: Hook up apple messages to callbacks

[fw/altos] / altosuilib / AltosUIFrame.java

diff --git a/altosuilib/AltosUIFrame.java b/altosuilib/AltosUIFrame.java
index 689ea7f312676cc46c451918bfe5b6e69b3a20cd..5b915e85aba3c5ec4c059a3e7fb8554c7187abd9 100644 (file)
--- a/altosuilib/AltosUIFrame.java
+++ b/altosuilib/AltosUIFrame.java
@@ -163,6 +163,50 @@ public class AltosUIFrame extends JFrame implements AltosUIListener, AltosPositi
                return "Altus Metrum";
        }
 
+       public void macosx_quit_handler() {
+               System.out.printf("Got quit handler\n");
+       }
+
+       public void macosx_about_handler() {
+               System.out.printf("Got about handler\n");
+       }
+
+       public void macosx_preferences_handler() {
+               System.out.printf("Got preferences handler\n");
+       }
+
+       public void macosx_file_handler(String path) {
+               System.out.printf("Got file handler with \"%s\"\n", path);
+       }
+
+       /* Check that we are on Mac OS X.  This is crucial to loading and using the OSXAdapter class.
+        */
+       public static boolean MAC_OS_X = (System.getProperty("os.name").toLowerCase().startsWith("mac os x"));
+
+       private static boolean registered_for_macosx_events;
+
+       /* Generic registration with the Mac OS X application menu
+        * Checks the platform, then attempts to register with the Apple EAWT
+        * See OSXAdapter.java to see how this is done without directly referencing any Apple APIs
+        */
+       public synchronized void register_for_macosx_events() {
+               if (registered_for_macosx_events)
+                       return;
+               registered_for_macosx_events = true;
+               if (MAC_OS_X) {
+                       try {
+                               // Generate and register the OSXAdapter, passing it a hash of all the methods we wish to
+                               // use as delegates for various com.apple.eawt.ApplicationListener methods
+                               OSXAdapter.setQuitHandler(this, getClass().getDeclaredMethod("macosx_quit_handler", (Class[])null));
+//                             OSXAdapter.setAboutHandler(this, getClass().getDeclaredMethod("macosx_about_handler", (Class[])null));
+                               OSXAdapter.setPreferencesHandler(this, getClass().getDeclaredMethod("macosx_preferences_handler", (Class[])null));
+                               OSXAdapter.setFileHandler(this, getClass().getDeclaredMethod("macosx_file_handler", new Class[] { String.class }));
+                       } catch (Exception e) {
+                               System.err.println("Error while loading the OSXAdapter:");
+                               e.printStackTrace();
+                       }
+               }
+       }
        void init() {
                AltosUIPreferences.register_ui_listener(this);
                AltosUIPreferences.register_position_listener(this);
@@ -175,7 +219,7 @@ public class AltosUIFrame extends JFrame implements AltosUIListener, AltosPositi
                                global_settings_done = true;
                                System.setProperty("com.apple.mrj.application.apple.menu.about.name", getName());
                                System.setProperty("com.apple.macos.useScreenMenuBar", "true");
-                               System.setProperty( "apple.laf.useScreenMenuBar", "true" ); // for older versions of Java
+                               System.setProperty("apple.laf.useScreenMenuBar", "true" ); // for older versions of Java
                        } catch (Exception e) {
                        }
                }