Go back to clearing the entry after the "end" listeners.

Changing the AnimationState state from an "end" listener is problematic even when the entry is cleared before the listener, so better to make the track that is ending available to the listener.

spine-as3/spine-as3/src/spine/animation/AnimationState.as

@@ -128,10 +128,10 @@ public class AnimationState {
 		var current:TrackEntry = _tracks[trackIndex];
 		if (!current) return;
 
-		_tracks[trackIndex] = null;
-
 		if (current.onEnd != null) current.onEnd(trackIndex);
 		onEnd.invoke(trackIndex);
+
+		_tracks[trackIndex] = null;
 	}
 	
 	private function expandToIndex (index:int) : TrackEntry {

spine-c/src/spine/AnimationState.c

@@ -181,11 +181,11 @@ void spAnimationState_clearTrack (spAnimationState* self, int trackIndex) {
 	current = self->tracks[trackIndex];
 	if (!current) return;
 
-	self->tracks[trackIndex] = 0;
-
 	if (current->listener) current->listener(self, trackIndex, ANIMATION_END, 0, 0);
 	if (self->listener) self->listener(self, trackIndex, ANIMATION_END, 0, 0);
 
+	self->tracks[trackIndex] = 0;
+
 	if (current->previous) _spTrackEntry_dispose(current->previous);
 	_spTrackEntry_disposeAll(current);
 }

spine-csharp/src/AnimationState.cs

@@ -141,10 +141,10 @@ namespace Spine {
 			TrackEntry current = tracks[trackIndex];
 			if (current == null) return;
 
-			tracks[trackIndex] = null;
-
 			current.OnEnd(this, trackIndex);
 			if (End != null) End(this, trackIndex);
+
+			tracks[trackIndex] = null;
 		}
 
 		private TrackEntry ExpandToIndex (int index) {

spine-js/spine.js

@@ -1041,10 +1041,10 @@ spine.AnimationState.prototype = {
 		var current = this.tracks[trackIndex];
 		if (!current) return;
 
-		this.tracks[trackIndex] = null;
-
 		if (current.onEnd != null) current.onEnd(trackIndex);
 		if (this.onEnd != null) this.onEnd(trackIndex);
+
+		this.tracks[trackIndex] = null;
 	},
 	_expandToIndex: function (index) {
 		if (index < this.tracks.length) return this.tracks[index];

spine-libgdx/src/com/esotericsoftware/spine/AnimationState.java

@@ -140,12 +140,12 @@ public class AnimationState {
 		TrackEntry current = tracks.get(trackIndex);
 		if (current == null) return;
 
-		tracks.set(trackIndex, null);
-
 		if (current.listener != null) current.listener.end(trackIndex);
 		for (int i = 0, n = listeners.size; i < n; i++)
 			listeners.get(i).end(trackIndex);
 
+		tracks.set(trackIndex, null);
+
 		freeAll(current);
 		if (current.previous != null) trackEntryPool.free(current.previous);
 	}

spine-lua/AnimationState.lua

@@ -161,13 +161,13 @@ function AnimationState.new (data)
 		local current = self.tracks[trackIndex]
 		if not current then return end
 
+		if current.onEnd then current.onEnd(trackIndex) end
+		if self.onEnd then self.onEnd(trackIndex) end
+
 		self.tracks[trackIndex] = nil
 		if trackIndex == self.trackCount - 1 then
 			self.trackCount = self.trackCount - 1
 		end
-
-		if current.onEnd then current.onEnd(trackIndex) end
-		if self.onEnd then self.onEnd(trackIndex) end
 	end
 
 	function self:setAnimationByName (trackIndex, animationName, loop)