lineage-sdk: implement search button play/pause

Change-Id: I409e7633893dd94601fb67bb2cea35868f10af1e

sdk/src/java/lineageos/providers/LineageSettings.java

@@ -372,7 +372,7 @@ public final class LineageSettings {
             new InclusiveIntegerRangeValidator(0, 86400);
 
     private static final Validator sHardwareKeyActionvalidator =
-            new InclusiveIntegerRangeValidator(0, 10);
+            new InclusiveIntegerRangeValidator(0, 11);
 
     private static final Validator sAlwaysTrueValidator = new Validator() {
         @Override
@@ -1085,6 +1085,7 @@ public final class LineageSettings {
          * 8 - Last app
          * 9 - Toggle split screen
          * 10 - Kill foreground app
+         * 11 - Play/pause music
          */
         public static final String KEY_HOME_LONG_PRESS_ACTION = "key_home_long_press_action";
 

sdk/src/java/org/lineageos/internal/util/DeviceKeysConstants.java

@@ -25,7 +25,8 @@ public class DeviceKeysConstants {
         SLEEP,
         LAST_APP,
         SPLIT_SCREEN,
-        KILL_APP;
+        KILL_APP,
+        PLAY_PAUSE_MUSIC;
 
         public static Action fromIntSafe(int id) {
             if (id < NOTHING.ordinal() || id > Action.values().length) {