fragment切换动画监听

前言:我们有时候为了fragment切换动画流畅度,需要在动画结束后才执行刷新UI操作,这样就需要监听fragment动画切换状态

方案:重写fragment的onCreateAnimation方法,实现onAnimationRepeat(动画循环)、onAnimationEnd(动画结束)、onAnimationStart(动画开始方法)

open class BaseFragment : Fragment(), Animation.AnimationListener {

    override fun onCreateAnimation(transit: Int, enter: Boolean, nextAnim: Int): Animation {
        val animat = AnimationUtils.loadAnimation(activity, nextAnim)
        animat.setAnimationListener(this)
        return animat
    }

    override fun onAnimationRepeat(animation: Animation?) {}

    override fun onAnimationEnd(animation: Animation?) { }

    override fun onAnimationStart(animation: Animation?) {}
}

最后:附上自定义fragment切换动画方式

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转载自blog.csdn.net/yufumatou/article/details/105242242