List of usage examples for android.animation AnimatorListenerAdapter AnimatorListenerAdapter
AnimatorListenerAdapter
From source file:com.android.launcher3.Folder.java
public void animateOpen() { if (!(getParent() instanceof DragLayer)) return;/*from w w w. j av a 2s .com*/ Animator openFolderAnim = null; final Runnable onCompleteRunnable; if (!Utilities.isLmpOrAbove()) { positionAndSizeAsIcon(); centerAboutIcon(); PropertyValuesHolder alpha = PropertyValuesHolder.ofFloat("alpha", 1); PropertyValuesHolder scaleX = PropertyValuesHolder.ofFloat("scaleX", 1.0f); PropertyValuesHolder scaleY = PropertyValuesHolder.ofFloat("scaleY", 1.0f); final ObjectAnimator oa = LauncherAnimUtils.ofPropertyValuesHolder(this, alpha, scaleX, scaleY); oa.setDuration(mExpandDuration); openFolderAnim = oa; setLayerType(LAYER_TYPE_HARDWARE, null); onCompleteRunnable = new Runnable() { @Override public void run() { setLayerType(LAYER_TYPE_NONE, null); } }; } else { prepareReveal(); centerAboutIcon(); int width = getPaddingLeft() + getPaddingRight() + mContent.getDesiredWidth(); int height = getFolderHeight(); float transX = -0.075f * (width / 2 - getPivotX()); float transY = -0.075f * (height / 2 - getPivotY()); setTranslationX(transX); setTranslationY(transY); PropertyValuesHolder tx = PropertyValuesHolder.ofFloat("translationX", transX, 0); PropertyValuesHolder ty = PropertyValuesHolder.ofFloat("translationY", transY, 0); int rx = (int) Math.max(Math.max(width - getPivotX(), 0), getPivotX()); int ry = (int) Math.max(Math.max(height - getPivotY(), 0), getPivotY()); float radius = (float) Math.sqrt(rx * rx + ry * ry); AnimatorSet anim = LauncherAnimUtils.createAnimatorSet(); Animator reveal = LauncherAnimUtils.createCircularReveal(this, (int) getPivotX(), (int) getPivotY(), 0, radius); reveal.setDuration(mMaterialExpandDuration); reveal.setInterpolator(new LogDecelerateInterpolator(100, 0)); mContent.setAlpha(0f); Animator iconsAlpha = LauncherAnimUtils.ofFloat(mContent, "alpha", 0f, 1f); iconsAlpha.setDuration(mMaterialExpandDuration); iconsAlpha.setStartDelay(mMaterialExpandStagger); iconsAlpha.setInterpolator(new AccelerateInterpolator(1.5f)); mFolderName.setAlpha(0f); Animator textAlpha = LauncherAnimUtils.ofFloat(mFolderName, "alpha", 0f, 1f); textAlpha.setDuration(mMaterialExpandDuration); textAlpha.setStartDelay(mMaterialExpandStagger); textAlpha.setInterpolator(new AccelerateInterpolator(1.5f)); Animator drift = LauncherAnimUtils.ofPropertyValuesHolder(this, tx, ty); drift.setDuration(mMaterialExpandDuration); drift.setStartDelay(mMaterialExpandStagger); drift.setInterpolator(new LogDecelerateInterpolator(60, 0)); anim.play(drift); anim.play(iconsAlpha); anim.play(textAlpha); anim.play(reveal); openFolderAnim = anim; mContent.setLayerType(LAYER_TYPE_HARDWARE, null); onCompleteRunnable = new Runnable() { @Override public void run() { mContent.setLayerType(LAYER_TYPE_NONE, null); } }; } openFolderAnim.addListener(new AnimatorListenerAdapter() { @Override public void onAnimationStart(Animator animation) { sendCustomAccessibilityEvent(AccessibilityEvent.TYPE_WINDOW_STATE_CHANGED, String.format(getContext().getString(R.string.folder_opened), mContent.getCountX(), mContent.getCountY())); mState = STATE_ANIMATING; } @Override public void onAnimationEnd(Animator animation) { mState = STATE_OPEN; if (onCompleteRunnable != null) { onCompleteRunnable.run(); } setFocusOnFirstChild(); } }); openFolderAnim.start(); // Make sure the folder picks up the last drag move even if the finger doesn't move. if (mDragController.isDragging()) { mDragController.forceTouchMove(); } }
From source file:com.example.mego.adas.directions.ui.DirectionsFragment.java
/** * method to hide edit text with animation *///w ww . j av a 2 s.c o m private void hideEditText(final LinearLayout view) { int cx = view.getRight() - 30; int cy = view.getBottom() - 60; int initialRadius = view.getWidth(); Animator anim = null; if (android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.LOLLIPOP) { anim = ViewAnimationUtils.createCircularReveal(view, cx, cy, initialRadius, 0); } if (anim != null) { anim.addListener(new AnimatorListenerAdapter() { @Override public void onAnimationEnd(Animator animation) { super.onAnimationEnd(animation); view.setVisibility(View.INVISIBLE); } }); } isEditTextVisible = false; if (anim != null) { anim.start(); } }
From source file:com.mark.quick.ui.view.snackbar.BaseTransientBottomBar.java
private void animateViewOut(final int event) { if (Build.VERSION.SDK_INT >= 12) { //TODO CHANGE 0 mView.setTranslationY(0);/*from w w w .j a v a2s . com*/ final ValueAnimator animator = new ValueAnimator(); //TODO CHANGE ? animator.setIntValues(0, -mView.getHeight()); animator.setInterpolator(AnimationUtils.FAST_OUT_SLOW_IN_INTERPOLATOR); animator.setDuration(ANIMATION_DURATION); animator.addListener(new AnimatorListenerAdapter() { @Override public void onAnimationStart(Animator animator) { mContentViewCallback.animateContentOut(0, ANIMATION_FADE_DURATION); } @Override public void onAnimationEnd(Animator animator) { onViewHidden(event); } }); animator.addUpdateListener(new ValueAnimator.AnimatorUpdateListener() { private int mPreviousAnimatedIntValue = 0; @Override public void onAnimationUpdate(ValueAnimator animator) { int currentAnimatedIntValue = (int) animator.getAnimatedValue(); if (USE_OFFSET_API) { ViewCompat.offsetTopAndBottom(mView, currentAnimatedIntValue - mPreviousAnimatedIntValue); } else { mView.setTranslationY(currentAnimatedIntValue); } mPreviousAnimatedIntValue = currentAnimatedIntValue; } }); animator.start(); } else { final Animation anim = android.view.animation.AnimationUtils.loadAnimation(mView.getContext(), R.anim.design_snackbar_out); anim.setInterpolator(AnimationUtils.FAST_OUT_SLOW_IN_INTERPOLATOR); anim.setDuration(ANIMATION_DURATION); anim.setAnimationListener(new Animation.AnimationListener() { @Override public void onAnimationEnd(Animation animation) { onViewHidden(event); } @Override public void onAnimationStart(Animation animation) { } @Override public void onAnimationRepeat(Animation animation) { } }); mView.startAnimation(anim); } }
From source file:com.amaze.filemanager.ui.views.Indicator.java
private ValueAnimator createMoveSelectedAnimator(final float moveTo, int was, int now, int steps) { // create the actual move animator ValueAnimator moveSelected = ValueAnimator.ofFloat(selectedDotX, moveTo); // also set up a pending retreat anim this starts when the move is 75% complete retreatAnimation = new PendingRetreatAnimator(was, now, steps, now > was ? new RightwardStartPredicate(moveTo - ((moveTo - selectedDotX) * 0.25f)) : new LeftwardStartPredicate(moveTo + ((selectedDotX - moveTo) * 0.25f))); retreatAnimation.addListener(new AnimatorListenerAdapter() { @Override//from www. java 2 s .co m public void onAnimationEnd(Animator animation) { resetState(); pageChanging = false; } }); moveSelected.addUpdateListener(new ValueAnimator.AnimatorUpdateListener() { @Override public void onAnimationUpdate(ValueAnimator valueAnimator) { // todo avoid autoboxing selectedDotX = (Float) valueAnimator.getAnimatedValue(); retreatAnimation.startIfNecessary(selectedDotX); postInvalidateOnAnimation(); } }); moveSelected.addListener(new AnimatorListenerAdapter() { @Override public void onAnimationStart(Animator animation) { // set a flag so that we continue to draw the unselected dot in the target position // until the selected dot has finished moving into place selectedDotInPosition = false; } @Override public void onAnimationEnd(Animator animation) { // set a flag when anim finishes so that we don't draw both selected & unselected // page dots selectedDotInPosition = true; } }); // slightly delay the start to give the joins a chance to run // unless dot isn't in position yet then don't delay! moveSelected.setStartDelay(selectedDotInPosition ? animDuration / 4l : 0l); moveSelected.setDuration(animDuration * 3l / 4l); moveSelected.setInterpolator(interpolator); return moveSelected; }
From source file:com.amaze.carbonfilemanager.ui.views.Indicator.java
private ValueAnimator createMoveSelectedAnimator(final float moveTo, int was, int now, int steps) { // create the actual move animator ValueAnimator moveSelected = ValueAnimator.ofFloat(selectedDotX, moveTo); // also set up a pending retreat anim this starts when the move is 75% complete retreatAnimation = new PendingRetreatAnimator(was, now, steps, now > was ? new RightwardStartPredicate(moveTo - ((moveTo - selectedDotX) * 0.25f)) : new LeftwardStartPredicate(moveTo + ((selectedDotX - moveTo) * 0.25f))); retreatAnimation.addListener(new AnimatorListenerAdapter() { @Override//from w w w.j av a 2 s . co m public void onAnimationEnd(Animator animation) { resetState(); pageChanging = false; } }); moveSelected.addUpdateListener(new ValueAnimator.AnimatorUpdateListener() { @Override public void onAnimationUpdate(ValueAnimator valueAnimator) { // todo avoid autoboxing selectedDotX = (Float) valueAnimator.getAnimatedValue(); retreatAnimation.startIfNecessary(selectedDotX); postInvalidateOnAnimation(); } }); moveSelected.addListener(new AnimatorListenerAdapter() { @Override public void onAnimationStart(Animator animation) { // set a flag so that we continue to draw the unselected dot in the target position // until the selected dot has finished moving into place selectedDotInPosition = false; } @Override public void onAnimationEnd(Animator animation) { // set a flag when anim finishes so that we don't draw both selected & unselected // page dots selectedDotInPosition = true; } }); // slightly delay the start to give the joins a chance to run // unless dot isn't in position yet then don't delay! moveSelected.setStartDelay(selectedDotInPosition ? animDuration / 4L : 0L); moveSelected.setDuration(animDuration * 3L / 4L); moveSelected.setInterpolator(interpolator); return moveSelected; }
From source file:com.hybris.mobile.lib.ui.view.Alert.java
/** * Anim the alert and the main view accordingly * * @param alertView View Resources to animate * @param mainView ViewGroup resources * @param configuration describes all device configuration information * @param translationYAlert Move alert panel to be displayed * @param translationYMain Move main windows screen * @param animIn true animate panel to be displayed else animate panel to hide * @return Animated views/*w ww.ja v a 2 s . com*/ */ private static ViewPropertyAnimator animViews(View alertView, final ViewGroup mainView, final Configuration configuration, int translationYAlert, int translationYMain, final boolean animIn) { long duration = animIn ? DURATION_IN : DURATION_OUT; ViewPropertyAnimator viewPropertyAnimator = null; if (configuration.isWithAnim()) { viewPropertyAnimator = alertView.animate().translationY(translationYAlert).setDuration(duration); if (configuration.isShiftContent()) { final View viewToResize = mainView.getChildAt(0); // Resizing the view after the animation only alert is not on screen otherwise keep size viewToResize.animate().translationY(translationYMain).setDuration(duration) .setListener(new AnimatorListenerAdapter() { @Override public void onAnimationEnd(Animator animation) { super.onAnimationEnd(animation); resizeViewHeight(viewToResize, configuration.getHeight(), !animIn, mainView.getHeight()); } }); } } else { alertView.setTranslationY(translationYAlert); if (configuration.isShiftContent()) { final View viewToResize = mainView.getChildAt(0); viewToResize.setTranslationY(translationYMain); // Resizing the view resizeViewHeight(viewToResize, configuration.getHeight(), !animIn, mainView.getHeight()); } } return viewPropertyAnimator; }
From source file:com.fairphone.fplauncher3.Folder.java
public void animateOpen() { if (!(getParent() instanceof DragLayer)) { return;//from www . j a v a2 s . c om } Animator openFolderAnim; final Runnable onCompleteRunnable; if (!Utilities.isLmpOrAbove()) { positionAndSizeAsIcon(); centerAboutIcon(); PropertyValuesHolder alpha = PropertyValuesHolder.ofFloat("alpha", 1f); PropertyValuesHolder scaleX = PropertyValuesHolder.ofFloat("scaleX", 1.0f); PropertyValuesHolder scaleY = PropertyValuesHolder.ofFloat("scaleY", 1.0f); final ObjectAnimator oa = LauncherAnimUtils.ofPropertyValuesHolder(this, alpha, scaleX, scaleY); oa.setDuration(mExpandDuration); openFolderAnim = oa; setLayerType(LAYER_TYPE_HARDWARE, null); onCompleteRunnable = new Runnable() { @Override public void run() { setLayerType(LAYER_TYPE_NONE, null); } }; } else { prepareReveal(); centerAboutIcon(); int width = getPaddingLeft() + getPaddingRight() + mContent.getDesiredWidth(); int height = getFolderHeight(); float transX = -0.075f * (width / 2 - getPivotX()); float transY = -0.075f * (height / 2 - getPivotY()); final float endTransX = 0; final float endTransY = 0; setTranslationX(transX); setTranslationY(transY); PropertyValuesHolder tx = PropertyValuesHolder.ofFloat("translationX", transX, endTransX); PropertyValuesHolder ty = PropertyValuesHolder.ofFloat("translationY", transY, endTransY); int rx = (int) Math.max(Math.max(width - getPivotX(), 0), getPivotX()); int ry = (int) Math.max(Math.max(height - getPivotY(), 0), getPivotY()); float radius = (float) Math.sqrt(rx * rx + ry * ry); AnimatorSet anim = LauncherAnimUtils.createAnimatorSet(); Animator reveal = LauncherAnimUtils.createCircularReveal(this, (int) getPivotX(), (int) getPivotY(), 0, radius); reveal.setDuration(mMaterialExpandDuration); reveal.setInterpolator(new LogDecelerateInterpolator(100, 0)); View[] alphaViewSet = new View[] { mContent, mFolderName }; for (View view : alphaViewSet) { Animator alphaAnimator = setupAlphaAnimator(view, 0f, 1f, mMaterialExpandDuration, mMaterialExpandStagger); anim.play(alphaAnimator); } /* mContent.setAlpha(0f); Animator iconsAlpha = LauncherAnimUtils.ofFloat(mContent, "alpha", 0f, 1f); iconsAlpha.setDuration(mMaterialExpandDuration); iconsAlpha.setStartDelay(mMaterialExpandStagger); iconsAlpha.setInterpolator(new AccelerateInterpolator(1.5f)); mFolderName.setAlpha(0f); Animator textAlpha = LauncherAnimUtils.ofFloat(mFolderName, "alpha", 0f, 1f); textAlpha.setDuration(mMaterialExpandDuration); textAlpha.setStartDelay(mMaterialExpandStagger); textAlpha.setInterpolator(new AccelerateInterpolator(1.5f));*/ Animator drift = LauncherAnimUtils.ofPropertyValuesHolder(this, tx, ty); drift.setDuration(mMaterialExpandDuration); drift.setStartDelay(mMaterialExpandStagger); drift.setInterpolator(new LogDecelerateInterpolator(60, 0)); drift.addListener(new AnimatorListenerAdapter() { @Override public void onAnimationEnd(Animator animation) { // in low power mode the animation doesn't play, so set the end value here Folder.this.setTranslationX(endTransX); Folder.this.setTranslationY(endTransY); } }); anim.play(drift); /* anim.play(iconsAlpha); anim.play(textAlpha);*/ anim.play(reveal); openFolderAnim = anim; mContent.setLayerType(LAYER_TYPE_HARDWARE, null); onCompleteRunnable = new Runnable() { @Override public void run() { mContent.setLayerType(LAYER_TYPE_NONE, null); } }; } openFolderAnim.addListener(new AnimatorListenerAdapter() { @Override public void onAnimationStart(Animator animation) { sendCustomAccessibilityEvent(AccessibilityEvent.TYPE_WINDOW_STATE_CHANGED, String.format(getContext().getString(R.string.folder_opened), mContent.getCountX(), mContent.getCountY())); mState = STATE_ANIMATING; } @Override public void onAnimationEnd(Animator animation) { mState = STATE_OPEN; if (onCompleteRunnable != null) { onCompleteRunnable.run(); } setFocusOnFirstChild(); } }); openFolderAnim.start(); // Make sure the folder picks up the last drag move even if the finger doesn't move. if (mDragController.isDragging()) { mDragController.forceTouchMove(); } }
From source file:com.github.shareme.gwsinkpageindicator.library.InkPageIndicator.java
private ValueAnimator createMoveSelectedAnimator(final float moveTo, int was, int now, int steps) { // create the actual move animator ValueAnimator moveSelected = ValueAnimator.ofFloat(selectedDotX, moveTo); // also set up a pending retreat anim this starts when the move is 75% complete retreatAnimation = new PendingRetreatAnimator(was, now, steps, now > was ? new RightwardStartPredicate(moveTo - ((moveTo - selectedDotX) * 0.25f)) : new LeftwardStartPredicate(moveTo + ((selectedDotX - moveTo) * 0.25f))); retreatAnimation.addListener(new AnimatorListenerAdapter() { @Override/*w w w . j a v a 2 s .com*/ public void onAnimationEnd(Animator animation) { resetState(); pageChanging = false; } }); moveSelected.addUpdateListener(new ValueAnimator.AnimatorUpdateListener() { @Override public void onAnimationUpdate(ValueAnimator valueAnimator) { // todo avoid autoboxing selectedDotX = (Float) valueAnimator.getAnimatedValue(); retreatAnimation.startIfNecessary(selectedDotX); postInvalidateOnAnimation(); } }); moveSelected.addListener(new AnimatorListenerAdapter() { @Override public void onAnimationStart(Animator animation) { // set a flag so that we continue to draw the unselected dot in the target position // until the selected dot has finished moving into place selectedDotInPosition = false; } @Override public void onAnimationEnd(Animator animation) { // set a flag when anim finishes so that we don't draw both selected & unselected // page dots selectedDotInPosition = true; } }); // slightly delay the start to give the joins a chance to run // unless dot isn't in position yet then don't delay! moveSelected.setStartDelay(selectedDotInPosition ? animDuration / 4l : 0l); moveSelected.setDuration(animDuration * 3l / 4l); moveSelected.setInterpolator(interpolator); return moveSelected; }
From source file:com.android.deskclock.alarms.AlarmActivity.java
private ValueAnimator getAlarmBounceAnimator(float translationX, final int hintResId) { final ValueAnimator bounceAnimator = ObjectAnimator.ofFloat(mAlarmButton, View.TRANSLATION_X, mAlarmButton.getTranslationX(), translationX, 0.0f); bounceAnimator.setInterpolator(AnimatorUtils.DECELERATE_ACCELERATE_INTERPOLATOR); bounceAnimator.setDuration(ALARM_BOUNCE_DURATION_MILLIS); bounceAnimator.addListener(new AnimatorListenerAdapter() { @Override/*from w w w .jav a2 s .co m*/ public void onAnimationStart(Animator animator) { mHintView.setText(hintResId); if (mHintView.getVisibility() != View.VISIBLE) { mHintView.setVisibility(View.VISIBLE); ObjectAnimator.ofFloat(mHintView, View.ALPHA, 0.0f, 1.0f).start(); } } }); return bounceAnimator; }
From source file:com.modprobe.profit.ExpandingListView.java
/** * This method collapses the view that was clicked and animates all the views * around it to close around the collapsing view. There are several steps required * to do this which are outlined below.//from w w w . j a v a2s. co m * * 1. Update the layout parameters of the view clicked so as to minimize its height * to the original collapsed (default) state. * 2. After invoking a layout, the listview will shift all the cells so as to display * them most efficiently. Therefore, during the first predraw pass, the listview * must be offset by some amount such that given the custom bound change upon * collapse, all the cells that need to be on the screen after the layout * are rendered by the listview. * 3. On the second predraw pass, all the items are first returned to their original * location (before the first layout). * 4. The collapsing view's bounds are animated to what the final values should be. * 5. The bounds above the collapsing view are animated downwards while the bounds * below the collapsing view are animated upwards. * 6. The extra text is faded out as its contents become visible throughout the * animation process. */ private void collapseView(final View view) { final SuggestionExpandingListViewItem viewObject = (SuggestionExpandingListViewItem) getItemAtPosition( getPositionForView(view)); /* Store the original top and bottom bounds of all the cells.*/ final int oldTop = view.getTop(); final int oldBottom = view.getBottom(); final HashMap<View, int[]> oldCoordinates = new HashMap<View, int[]>(); int childCount = getChildCount(); for (int i = 0; i < childCount; i++) { View v = getChildAt(i); ViewCompat.setHasTransientState(v, true); oldCoordinates.put(v, new int[] { v.getTop(), v.getBottom() }); } /* Update the layout so the extra content becomes invisible.*/ view.setLayoutParams(new AbsListView.LayoutParams(AbsListView.LayoutParams.MATCH_PARENT, viewObject.getCollapsedHeight())); /* Add an onPreDraw listener. */ final ViewTreeObserver observer = getViewTreeObserver(); observer.addOnPreDrawListener(new ViewTreeObserver.OnPreDrawListener() { @Override public boolean onPreDraw() { if (!mShouldRemoveObserver) { /*Same as for expandingView, the parameters for setSelectionFromTop must * be determined such that the necessary cells of the ListView are rendered * and added to it.*/ mShouldRemoveObserver = true; int newTop = view.getTop(); int newBottom = view.getBottom(); int newHeight = newBottom - newTop; int oldHeight = oldBottom - oldTop; int deltaHeight = oldHeight - newHeight; mTranslate = getTopAndBottomTranslations(oldTop, oldBottom, deltaHeight, false); int currentTop = view.getTop(); int futureTop = oldTop + mTranslate[0]; int firstChildStartTop = getChildAt(0).getTop(); int firstVisiblePosition = getFirstVisiblePosition(); int deltaTop = currentTop - futureTop; int i; int childCount = getChildCount(); for (i = 0; i < childCount; i++) { View v = getChildAt(i); int height = v.getBottom() - Math.max(0, v.getTop()); if (deltaTop - height > 0) { firstVisiblePosition++; deltaTop -= height; } else { break; } } if (i > 0) { firstChildStartTop = 0; } setSelectionFromTop(firstVisiblePosition, firstChildStartTop - deltaTop); requestLayout(); return false; } mShouldRemoveObserver = false; observer.removeOnPreDrawListener(this); int yTranslateTop = mTranslate[0]; int yTranslateBottom = mTranslate[1]; int index = indexOfChild(view); int childCount = getChildCount(); for (int i = 0; i < childCount; i++) { View v = getChildAt(i); int[] old = oldCoordinates.get(v); if (old != null) { /* If the cell was present in the ListView before the collapse and * after the collapse then the bounds are reset to their old values.*/ v.setTop(old[0]); v.setBottom(old[1]); ViewCompat.setHasTransientState(v, false); } else { /* If the cell is present in the ListView after the collapse but * not before the collapse then the bounds are calculated using * the bottom and top translation of the collapsing cell.*/ int delta = i > index ? yTranslateBottom : -yTranslateTop; v.setTop(v.getTop() + delta); v.setBottom(v.getBottom() + delta); } } final View expandingLayout = view.findViewById(R.id.expanding_layout); /* Animates all the cells present on the screen after the collapse. */ ArrayList<Animator> animations = new ArrayList<Animator>(); for (int i = 0; i < childCount; i++) { View v = getChildAt(i); if (v != view) { float diff = i > index ? -yTranslateBottom : yTranslateTop; animations.add(getAnimation(v, diff, diff)); } } /* Adds animation for collapsing the cell that was clicked. */ animations.add(getAnimation(view, yTranslateTop, -yTranslateBottom)); /* Adds an animation for fading out the extra content. */ animations.add(ObjectAnimator.ofFloat(expandingLayout, View.ALPHA, 1, 0)); /* Disabled the ListView for the duration of the animation.*/ setEnabled(false); setClickable(false); /* Play all the animations created above together at the same time. */ AnimatorSet s = new AnimatorSet(); s.playTogether(animations); s.addListener(new AnimatorListenerAdapter() { @Override public void onAnimationEnd(Animator animation) { expandingLayout.setVisibility(View.GONE); view.setLayoutParams(new AbsListView.LayoutParams(AbsListView.LayoutParams.MATCH_PARENT, AbsListView.LayoutParams.WRAP_CONTENT)); viewObject.setExpanded(false); setEnabled(true); setClickable(true); /* Note that alpha must be set back to 1 in case this view is reused * by a cell that was expanded, but not yet collapsed, so its state * should persist in an expanded state with the extra content visible.*/ expandingLayout.setAlpha(1); } }); s.start(); return true; } }); }