Example usage for android.support.v4.animation ValueAnimatorCompat addListener

Introduction

In this page you can find the example usage for android.support.v4.animation ValueAnimatorCompat addListener.

Prototype

public void addListener(AnimatorListenerCompat listener);

Source Link

Usage

From source file:org.addhen.smssync.presentation.view.ui.listener.OnSwipeableRecyclerViewTouchListener.java

private void performDismiss(final View dismissView, final int dismissPosition) {
    // Animate the dismissed list item to zero-height and fire the dismiss callback when
    // all dismissed list item animations have completed. This triggers layout on each animation
    // frame; in the future we may want to do something smarter and more performant.

    final ViewGroup.LayoutParams lp = dismissView.getLayoutParams();
    final int originalLayoutParamsHeight = lp.height;
    final int originalHeight = dismissView.getHeight();

    ValueAnimatorCompat animatorCompat = AnimatorCompatHelper.emptyValueAnimator();
    animatorCompat.setDuration(mAnimationTime);
    animatorCompat.addListener(new AnimatorListenerCompat() {
        @Override/*from ww w. j a v  a2s.  c  o  m*/
        public void onAnimationStart(ValueAnimatorCompat animation) {
        }

        @Override
        public void onAnimationEnd(ValueAnimatorCompat animation) {
            --mDismissAnimationRefCount;
            if (mDismissAnimationRefCount == 0) {
                // No active animations, process all pending dismisses.
                // Sort by descending position
                Collections.sort(mPendingDismisses);

                int[] dismissPositions = new int[mPendingDismisses.size()];
                for (int i = mPendingDismisses.size() - 1; i >= 0; i--) {
                    dismissPositions[i] = mPendingDismisses.get(i).position;
                }

                if (mFinalDelta > 0) {
                    mSwipeListener.onDismissedBySwipeRight(mRecyclerView, dismissPositions);
                } else {
                    mSwipeListener.onDismissedBySwipeLeft(mRecyclerView, dismissPositions);
                }

                // Reset mDownPosition to avoid MotionEvent.ACTION_UP trying to start a dismiss
                // animation with a stale position
                mDownPosition = ListView.INVALID_POSITION;

                ViewGroup.LayoutParams lp;
                for (PendingDismissData pendingDismiss : mPendingDismisses) {
                    // Reset view presentation
                    ViewCompat.setAlpha(pendingDismiss.view, mAlpha);
                    ViewCompat.setTranslationX(pendingDismiss.view, 0);

                    lp = pendingDismiss.view.getLayoutParams();
                    lp.height = originalLayoutParamsHeight;

                    pendingDismiss.view.setLayoutParams(lp);
                }

                // Send a cancel event
                long time = SystemClock.uptimeMillis();
                MotionEvent cancelEvent = MotionEvent.obtain(time, time, MotionEvent.ACTION_CANCEL, 0, 0, 0);
                mRecyclerView.dispatchTouchEvent(cancelEvent);

                mPendingDismisses.clear();
                mAnimatingPosition = ListView.INVALID_POSITION;
            }
        }

        @Override
        public void onAnimationCancel(ValueAnimatorCompat animation) {
        }

        @Override
        public void onAnimationRepeat(ValueAnimatorCompat animation) {
        }
    });
    animatorCompat.addUpdateListener(animation -> {
        float fraction = animation.getAnimatedFraction();
        lp.height = (int) (originalHeight * (1 - fraction));
        dismissView.setLayoutParams(lp);
    });

    mPendingDismisses.add(new PendingDismissData(dismissPosition, dismissView));
    animatorCompat.start();
}

---

From source file:br.com.devmix.baseapp.listener.OnSwipeableRecyclerViewTouchListener.java

private void performDismiss(final View dismissView, final int dismissPosition) {
    // Animate the dismissed list item to zero-height and fire the dismiss callback when
    // all dismissed list item animations have completed. This triggers layout on each animation
    // frame; in the future we may want to do something smarter and more performant.

    final ViewGroup.LayoutParams lp = dismissView.getLayoutParams();
    final int originalLayoutParamsHeight = lp.height;
    final int originalHeight = dismissView.getHeight();

    ValueAnimatorCompat animatorCompat = AnimatorCompatHelper.emptyValueAnimator();
    animatorCompat.setDuration(mAnimationTime);
    animatorCompat.addListener(new AnimatorListenerCompat() {
        @Override/*from w  w w .jav a 2s  . c  o m*/
        public void onAnimationStart(ValueAnimatorCompat animation) {
        }

        @Override
        public void onAnimationEnd(ValueAnimatorCompat animation) {
            --mDismissAnimationRefCount;
            if (mDismissAnimationRefCount == 0) {
                // No active animations, process all pending dismisses.
                // Sort by descending position
                Collections.sort(mPendingDismisses);

                int[] dismissPositions = new int[mPendingDismisses.size()];
                for (int i = mPendingDismisses.size() - 1; i >= 0; i--) {
                    dismissPositions[i] = mPendingDismisses.get(i).position;
                }

                if (mFinalDelta > 0) {
                    mSwipeListener.onDismissedBySwipeRight(mRecyclerView, dismissPositions);
                } else {
                    mSwipeListener.onDismissedBySwipeLeft(mRecyclerView, dismissPositions);
                }

                // Reset mDownPosition to avoid MotionEvent.ACTION_UP trying to start a dismiss
                // animation with a stale position
                mDownPosition = ListView.INVALID_POSITION;

                ViewGroup.LayoutParams lp;
                for (PendingDismissData pendingDismiss : mPendingDismisses) {
                    // Reset view presentation
                    ViewCompat.setAlpha(pendingDismiss.view, mAlpha);
                    ViewCompat.setTranslationX(pendingDismiss.view, 0);

                    lp = pendingDismiss.view.getLayoutParams();
                    lp.height = originalLayoutParamsHeight;

                    pendingDismiss.view.setLayoutParams(lp);
                }

                // Send a cancel event
                long time = SystemClock.uptimeMillis();
                MotionEvent cancelEvent = MotionEvent.obtain(time, time, MotionEvent.ACTION_CANCEL, 0, 0, 0);
                mRecyclerView.dispatchTouchEvent(cancelEvent);

                mPendingDismisses.clear();
                mAnimatingPosition = ListView.INVALID_POSITION;
            }
        }

        @Override
        public void onAnimationCancel(ValueAnimatorCompat animation) {
        }

        @Override
        public void onAnimationRepeat(ValueAnimatorCompat animation) {
        }
    });
    animatorCompat.addUpdateListener(new AnimatorUpdateListenerCompat() {
        @Override
        public void onAnimationUpdate(ValueAnimatorCompat animation) {
            float fraction = animation.getAnimatedFraction();
            lp.height = (int) (originalHeight * (1 - fraction));
            dismissView.setLayoutParams(lp);
        }
    });

    mPendingDismisses.add(new PendingDismissData(dismissPosition, dismissView));
    animatorCompat.start();
}

---