From 7865a4777ac1d3f4c759b7bec136c69ebbfaf7ac Mon Sep 17 00:00:00 2001
From: DeaDDooMER <deaddoomer@deadsoftware.ru>
Date: Sun, 29 Jul 2018 22:40:06 +0300
Subject: [PATCH] Android: added navigation bar hiding hack

---
 android/src/org/d2df/app/Doom2DF.java       |  1 +
 android/src/org/libsdl/app/SDLActivity.java | 15 +++++++++++++++
 2 files changed, 16 insertions(+)

diff --git a/android/src/org/d2df/app/Doom2DF.java b/android/src/org/d2df/app/Doom2DF.java
index 07e63ee..6141102 100644
--- a/android/src/org/d2df/app/Doom2DF.java
+++ b/android/src/org/d2df/app/Doom2DF.java
@@ -23,6 +23,7 @@ public class Doom2DF extends SDLActivity {
 	@Override
 	protected void onCreate(Bundle savedInstanceState) {
 		super.onCreate(savedInstanceState);
+
 		CopyAssets.copyAssets(SDL.getContext(), "");
 		CopyAssets.copyAssets(SDL.getContext(), "data");
 		CopyAssets.copyAssets(SDL.getContext(), "data/models");
diff --git a/android/src/org/libsdl/app/SDLActivity.java b/android/src/org/libsdl/app/SDLActivity.java
index 57f931e..585ad30 100644
--- a/android/src/org/libsdl/app/SDLActivity.java
+++ b/android/src/org/libsdl/app/SDLActivity.java
@@ -217,6 +217,8 @@ public class SDLActivity extends Activity {
                 SDLActivity.onNativeDropFile(filename);
             }
         }
+
+	hideNavigationBar();
     }
 
     // Events
@@ -241,6 +243,8 @@ public class SDLActivity extends Activity {
         mNextNativeState = NativeState.RESUMED;
         mIsResumedCalled = true;
 
+	hideNavigationBar();
+
         if (SDLActivity.mBrokenLibraries) {
            return;
         }
@@ -456,6 +460,8 @@ public class SDLActivity extends Activity {
                     InputMethodManager imm = (InputMethodManager) context.getSystemService(Context.INPUT_METHOD_SERVICE);
                     imm.hideSoftInputFromWindow(mTextEdit.getWindowToken(), 0);
                     
+                    hideNavigationBar();
+
                     mScreenKeyboardShown = false;
                 }
                 break;
@@ -843,6 +849,15 @@ public class SDLActivity extends Activity {
         return messageboxSelection[0];
     }
 
+    public static void hideNavigationBar() {
+        if (Build.VERSION.SDK_INT >= 19) {
+            int opt = View.SYSTEM_UI_FLAG_HIDE_NAVIGATION
+                    | View.SYSTEM_UI_FLAG_FULLSCREEN
+                    | View.SYSTEM_UI_FLAG_IMMERSIVE_STICKY;
+            mSingleton.getWindow().getDecorView().setSystemUiVisibility(opt);
+        }
+    }
+
     @Override
     protected Dialog onCreateDialog(int ignore, Bundle args) {
 
-- 
2.29.2