From dec40dab5f817b3577eee68280c249a20e7be07a Mon Sep 17 00:00:00 2001
From: Christopher Kaster <ikasoki@gmail.com>
Date: Tue, 4 Feb 2014 14:34:28 +0100
Subject: [PATCH] add support for android-19 immersive mode

---
 .../src/org/haxe/lime/GameActivity.java       | 63 +++++++++++++++++++
 1 file changed, 63 insertions(+)

diff --git a/templates/android/template/src/org/haxe/lime/GameActivity.java b/templates/android/template/src/org/haxe/lime/GameActivity.java
index b06853e11..320e60b11 100644
--- a/templates/android/template/src/org/haxe/lime/GameActivity.java
+++ b/templates/android/template/src/org/haxe/lime/GameActivity.java
@@ -17,6 +17,7 @@ import android.os.Build;
 import android.os.Bundle;
 import android.os.Environment;
 import android.os.Handler;
+import android.os.Message;
 import android.os.Vibrator;
 import android.util.DisplayMetrics;
 import android.util.Log;
@@ -160,6 +161,68 @@ public class GameActivity extends Activity implements SensorEventListener {
 		
 	}
 	
+	::if (ANDROID_TARGET_SDK_VERSION >= 19)::
+	
+	private final int HIDE_DELAY = 100;
+	
+	@Override
+	protected void onPostCreate(Bundle savedInstanceState) {
+		super.onPostCreate(savedInstanceState);
+		
+		this.delayedHide(HIDE_DELAY);
+	}
+	
+	@Override
+	public void onWindowFocusChanged(boolean hasFocus) {
+		super.onWindowFocusChanged(hasFocus);
+		
+		// when the window lost focus cancel all pending hide actions
+		// when the window gains focus, hide the system ui.
+		if(hasFocus) {
+			this.delayedHide(HIDE_DELAY);
+		} else {
+			hideSystemUiHandler.removeMessages(0);
+		}
+	}
+	
+	// declare handler
+	protected Handler hideSystemUiHandler = new Handler() {
+		
+		@Override
+		public void handleMessage(Message message) {
+			hideSystemUi();
+		}
+	};
+	
+	// hide system ui after delay
+	private void delayedHide(int delayInMilliseconds) {
+		this.hideSystemUiHandler.removeMessages(0);
+		this.hideSystemUiHandler.sendEmptyMessageDelayed(0, delayInMilliseconds);
+	}
+	
+	private void hideSystemUi() {
+		View decorView = this.getWindow().getDecorView();
+		
+		decorView.setSystemUiVisibility(
+			View.SYSTEM_UI_FLAG_LAYOUT_STABLE
+			| View.SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION
+			| View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN
+			| View.SYSTEM_UI_FLAG_HIDE_NAVIGATION
+			| View.SYSTEM_UI_FLAG_FULLSCREEN
+			| View.SYSTEM_UI_FLAG_IMMERSIVE);
+	}
+	
+	private void showSystemUi() {
+		View decorView = this.getWindow().getDecorView();
+		
+		decorView.setSystemUiVisibility(
+			View.SYSTEM_UI_FLAG_LAYOUT_STABLE
+			| View.SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION
+			| View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN);
+	}
+	
+	
+	::end::
 	
 	public static double CapabilitiesGetPixelAspectRatio () {