Spine, sp.Skeleton.setCompleteListener, the handler is triggered again when the animation starts in another track

[shnyaka]

Cocos Creator version

3.5.8

System information

Google Chrome

Issue description

Unexpected behavior when running animations sequentially in different tracks

Relevant error log output

No response

Steps to reproduce

Example code:

const spine = this.getComponent(sp.Skeleton)
let closed = false

spine.setStartListener(e => {
	console.log('start', e.animation.name)
})

spine.setCompleteListener(e => {
	console.log('complete', e.animation.name)
	
	if (e.animation.name == 'open' && !closed) {
		closed = true
		spine.setAnimation(1, 'close', false)
	}
})

spine.setAnimation(0, 'open', false)

Console output:

start open
complete open
start close
complete open
complete close

complete open repeated if not use closed flag, call complete open occurs indefinitely.

Minimal reproduction project

No response

[bofeng-song]

@shnyaka Please review and merge this PR. Thanks!

[finscn]

@shnyaka Please review and merge this PR. Thanks!

@bofeng-song 你的这个 pr 并不能彻底解决这个问题. 请参考下 我的这个 pr #19041

[bofeng-song]

@shnyaka setCompleteListener listens to the complete event of all animations. If you only want to listen to the complete event of a single animation, please use setTrackCompleteListener.

This issue will be closed later. If you still have any problems, please provide your feedback promptly. Thank you.