gistfile1.java

import org.robovm.apple.coregraphics.CGRect;
import org.robovm.apple.coremotion.CMAccelerometerData;
import org.robovm.apple.coremotion.CMMotionManager;
import org.robovm.apple.foundation.NSAutoreleasePool;
import org.robovm.apple.foundation.NSError;
import org.robovm.apple.foundation.NSOperationQueue;
import org.robovm.apple.uikit.UIApplication;
import org.robovm.apple.uikit.UIApplicationDelegateAdapter;
import org.robovm.apple.uikit.UIApplicationLaunchOptions;
import org.robovm.apple.uikit.UIButton;
import org.robovm.apple.uikit.UIButtonType;
import org.robovm.apple.uikit.UIColor;
import org.robovm.apple.uikit.UIControl;
import org.robovm.apple.uikit.UIControlState;
import org.robovm.apple.uikit.UIEvent;
import org.robovm.apple.uikit.UIScreen;
import org.robovm.apple.uikit.UIWindow;
import org.robovm.objc.block.VoidBlock2;

public class IOSDemo extends UIApplicationDelegateAdapter {
	private CMMotionManager motionManager;
	private VoidBlock2<CMAccelerometerData, NSError> accelVoid;
	private UIWindow window = null;
	private int clickCount = 0;

	@Override
	public boolean didFinishLaunching(UIApplication application,
			UIApplicationLaunchOptions launchOptions) {

		final UIButton button = UIButton.create(UIButtonType.RoundedRect);
		button.setFrame(new CGRect(115.0f, 121.0f, 91.0f, 37.0f));
		button.setTitle("Click me!", UIControlState.Normal);

		button.addOnTouchUpInsideListener(new UIControl.OnTouchUpInsideListener() {
			@Override
			public void onTouchUpInside(UIControl control, UIEvent event) {
				System.out.println("Hello world");
				System.err.println("Error");
				button.setTitle("Click #" + (++clickCount),
						UIControlState.Normal);
			}
		});

		window = new UIWindow(UIScreen.getMainScreen().getBounds());
		window.setBackgroundColor(UIColor.lightGray());
		window.addSubview(button);
		window.makeKeyAndVisible();
		
		motionManager = new CMMotionManager();
		motionManager.setAccelerometerUpdateInterval(0.05f);			
		accelVoid = new VoidBlock2<CMAccelerometerData, NSError>() {
			@Override
			public void invoke(CMAccelerometerData accelData, NSError error) {
				System.out.println(String.format("Got data: %f, %f, %f", accelData.getAcceleration().getX(),
						accelData.getAcceleration().getY(),
						accelData.getAcceleration().getZ()));					
			}
		};
		motionManager.startAccelerometerUpdates(new NSOperationQueue(), accelVoid);
		return true;
	}

	public static void main(String[] args) {
		try (NSAutoreleasePool pool = new NSAutoreleasePool()) {
            UIApplication.main(args, null, IOSDemo.class);
        }
	}	
}