Hardware keyboard support (#4486)

app/src/main/java/de/danoeh/antennapod/activity/MainActivity.java

@@ -6,6 +6,7 @@ import android.content.Intent;
 import android.content.SharedPreferences;
 import android.content.res.Configuration;
 import android.content.res.Resources;
+import android.media.AudioManager;
 import android.os.Build;
 import android.os.Bundle;
 import android.os.Handler;
@@ -13,6 +14,7 @@ import android.os.Looper;
 import android.util.DisplayMetrics;
 import android.util.Log;
 import android.util.TypedValue;
+import android.view.KeyEvent;
 import android.view.MenuItem;
 import android.view.View;
 import android.view.ViewGroup;
@@ -23,6 +25,7 @@ import androidx.annotation.Nullable;
 import androidx.appcompat.app.ActionBarDrawerToggle;
 import androidx.appcompat.app.AlertDialog;
 import androidx.appcompat.widget.Toolbar;
+import androidx.core.content.ContextCompat;
 import androidx.drawerlayout.widget.DrawerLayout;
 import androidx.fragment.app.Fragment;
 import androidx.fragment.app.FragmentManager;
@@ -34,6 +37,8 @@ import com.google.android.material.snackbar.Snackbar;
 import de.danoeh.antennapod.R;
 import de.danoeh.antennapod.core.event.MessageEvent;
 import de.danoeh.antennapod.core.preferences.UserPreferences;
+import de.danoeh.antennapod.core.receiver.MediaButtonReceiver;
+import de.danoeh.antennapod.core.service.playback.PlaybackService;
 import de.danoeh.antennapod.core.util.StorageUtils;
 import de.danoeh.antennapod.core.util.ThemeUtils;
 import de.danoeh.antennapod.core.util.download.AutoUpdateManager;
@@ -517,4 +522,53 @@ public class MainActivity extends CastEnabledActivity {
     public Snackbar showSnackbarAbovePlayer(int text, int duration) {
         return showSnackbarAbovePlayer(getResources().getText(text), duration);
     }
+
+    //Hardware keyboard support
+    @Override
+    public boolean onKeyUp(int keyCode, KeyEvent event) {
+        AudioManager audioManager = (AudioManager) getSystemService(AUDIO_SERVICE);
+        Integer customKeyCode = null;
+
+        switch (keyCode) {
+            case KeyEvent.KEYCODE_P:
+                customKeyCode = KeyEvent.KEYCODE_MEDIA_PLAY_PAUSE;
+                break;
+            case KeyEvent.KEYCODE_J: //Fallthrough
+            case KeyEvent.KEYCODE_A:
+            case KeyEvent.KEYCODE_COMMA:
+                customKeyCode = KeyEvent.KEYCODE_MEDIA_REWIND;
+                break;
+            case KeyEvent.KEYCODE_K: //Fallthrough
+            case KeyEvent.KEYCODE_D:
+            case KeyEvent.KEYCODE_PERIOD:
+                customKeyCode = KeyEvent.KEYCODE_MEDIA_FAST_FORWARD;
+                break;
+            case KeyEvent.KEYCODE_PLUS: //Fallthrough
+            case KeyEvent.KEYCODE_W:
+                audioManager.adjustStreamVolume(AudioManager.STREAM_MUSIC,
+                        AudioManager.ADJUST_RAISE, AudioManager.FLAG_SHOW_UI);
+                return true;
+            case KeyEvent.KEYCODE_MINUS: //Fallthrough
+            case KeyEvent.KEYCODE_S:
+                audioManager.adjustStreamVolume(AudioManager.STREAM_MUSIC,
+                        AudioManager.ADJUST_LOWER, AudioManager.FLAG_SHOW_UI);
+                return true;
+            case KeyEvent.KEYCODE_M:
+                if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
+                    audioManager.adjustStreamVolume(AudioManager.STREAM_MUSIC,
+                            AudioManager.ADJUST_TOGGLE_MUTE, AudioManager.FLAG_SHOW_UI);
+                    return true;
+                }
+                break;
+        }
+
+        if (customKeyCode != null) {
+            Intent intent = new Intent(this, PlaybackService.class);
+            intent.putExtra(MediaButtonReceiver.EXTRA_KEYCODE, customKeyCode);
+            ContextCompat.startForegroundService(this, intent);
+            return true;
+        }
+        return super.onKeyUp(keyCode, event);
+    }
+
 }

app/src/main/java/de/danoeh/antennapod/activity/VideoplayerActivity.java

@@ -3,14 +3,18 @@ package de.danoeh.antennapod.activity;
 import android.annotation.SuppressLint;
 import android.content.Intent;
 import android.graphics.drawable.ColorDrawable;
+import android.media.AudioManager;
 import android.os.Build;
 import android.os.Bundle;
 import android.os.Handler;
 import android.view.Gravity;
+import android.view.KeyEvent;
 import android.view.animation.AlphaAnimation;
 import android.view.animation.AnimationSet;
 import android.view.animation.ScaleAnimation;
 import android.widget.ImageView;
+
+import androidx.appcompat.view.menu.ActionMenuItem;
 import androidx.core.view.WindowCompat;
 import androidx.appcompat.app.ActionBar;
 import android.text.TextUtils;
@@ -481,4 +485,62 @@ public class VideoplayerActivity extends MediaplayerActivity {
 
     }
 
+
+    //Hardware keyboard support
+    @Override
+    public boolean onKeyUp(int keyCode, KeyEvent event) {
+        AudioManager audioManager = (AudioManager) getSystemService(AUDIO_SERVICE);
+
+        switch (keyCode) {
+            case KeyEvent.KEYCODE_P: //Fallthrough
+            case KeyEvent.KEYCODE_SPACE:
+                onPlayPause();
+                toggleVideoControlsVisibility();
+                return true;
+            case KeyEvent.KEYCODE_J: //Fallthrough
+            case KeyEvent.KEYCODE_A:
+            case KeyEvent.KEYCODE_COMMA:
+                onRewind();
+                showSkipAnimation(false);
+                return true;
+            case KeyEvent.KEYCODE_K: //Fallthrough
+            case KeyEvent.KEYCODE_D:
+            case KeyEvent.KEYCODE_PERIOD:
+                onFastForward();
+                showSkipAnimation(true);
+                return true;
+            case KeyEvent.KEYCODE_F: //Fallthrough
+            case KeyEvent.KEYCODE_ESCAPE:
+                //Exit fullscreen mode
+                onBackPressed();
+                return true;
+            case KeyEvent.KEYCODE_I:
+                compatEnterPictureInPicture();
+                return true;
+            case KeyEvent.KEYCODE_PLUS: //Fallthrough
+            case KeyEvent.KEYCODE_W:
+                audioManager.adjustStreamVolume(AudioManager.STREAM_MUSIC,
+                        AudioManager.ADJUST_RAISE, AudioManager.FLAG_SHOW_UI);
+                return true;
+            case KeyEvent.KEYCODE_MINUS: //Fallthrough
+            case KeyEvent.KEYCODE_S:
+                audioManager.adjustStreamVolume(AudioManager.STREAM_MUSIC,
+                        AudioManager.ADJUST_LOWER, AudioManager.FLAG_SHOW_UI);
+                return true;
+            case KeyEvent.KEYCODE_M:
+                if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
+                    audioManager.adjustStreamVolume(AudioManager.STREAM_MUSIC,
+                            AudioManager.ADJUST_TOGGLE_MUTE, AudioManager.FLAG_SHOW_UI);
+                    return true;
+                }
+                break;
+        }
+
+        //Go to x% of video:
+        if (keyCode >= KeyEvent.KEYCODE_0 && keyCode <= KeyEvent.KEYCODE_9) {
+            controller.seekTo((int) (0.1f * (keyCode - KeyEvent.KEYCODE_0) * controller.getDuration()));
+            return true;
+        }
+        return super.onKeyUp(keyCode, event);
+    }
 }