QueueNext/Prev android, ios, flutter

android/src/main/kotlin/com/gianlucaparadise/flutter_cast_framework/FlutterCastFrameworkPlugin.kt

@@ -350,6 +350,16 @@ class FlutterCastFrameworkPlugin : FlutterPlugin, MethodCallHandler, ActivityAwa
             remoteMediaClient.queueAppendItem(mediaQueueItem, null)
         }
 
+        override fun queueNextItem() {
+            val remoteMediaClient: RemoteMediaClient = remoteMediaClient ?: return
+            remoteMediaClient.queueNext(null)
+        }
+
+        override fun queuePrevItem() {
+            val remoteMediaClient: RemoteMediaClient = remoteMediaClient ?: return
+            remoteMediaClient.queuePrev(null)
+        }
+
         override fun setMute(muted: Boolean?) {
             if (muted == null) return
             val castSession = mCastSession ?: return

ios/Classes/SwiftFlutterCastFrameworkPlugin.swift

@@ -339,6 +339,16 @@ public class SwiftFlutterCastFrameworkPlugin: NSObject, FlutterPlugin, GCKSessio
         remoteMediaClient?.queueInsert(mediaQueueItem, beforeItemWithID: kGCKMediaQueueInvalidItemID)
     }
     
+    public func queueNextItemWithError(_ error: AutoreleasingUnsafeMutablePointer<FlutterError?>) {
+        let remoteMediaClient = castSession?.remoteMediaClient
+        remoteMediaClient?.queueNextItem()
+    }
+    
+    public func queuePrevItemWithError(_ error: AutoreleasingUnsafeMutablePointer<FlutterError?>) {
+        let remoteMediaClient = castSession?.remoteMediaClient
+        remoteMediaClient?.queuePreviousItem()
+    }
+    
     // MARK: - GCKSessionManagerListener
     
     // onSessionSuspended

lib/src/cast/RemoteMediaClient.dart

@@ -114,6 +114,16 @@ class RemoteMediaClient {
     _hostApi.queueAppendItem(item);
   }
 
+  /// Jumps to the next item in the queue.
+  void queueNext() {
+    _hostApi.queueNextItem();
+  }
+
+  /// Jumps to the previous item in the queue.
+  void queuePrev() {
+    _hostApi.queuePrevItem();
+  }
+
   /// Internal method that shouldn't be visible
   @internal
   void dispatchPlayerStateUpdate(PlayerState playerState) {