/**
* Reset the state of front view when the it's recycled by ListView
*
* @param frontView view to re-draw
*/
protected void reloadSwipeStateInView(View frontView, int position) {
if (!opened.get(position)) {
setTranslationX(frontView, 0.0f);
} else {
if (openedRight.get(position)) {
setTranslationX(frontView, swipeRecyclerView.getWidth());
} else {
setTranslationX(frontView, -swipeRecyclerView.getWidth());
}
}
}
/** @see View.OnTouchListener#onTouch(android.view.View, android.view.MotionEvent) */
@Override
public boolean onTouch(View view, MotionEvent motionEvent) {
if (!isSwipeEnabled()) {
return false;
}
if (viewWidth < 2) {
viewWidth = swipeRecyclerView.getWidth();
}
switch (MotionEventCompat.getActionMasked(motionEvent)) {
case MotionEvent.ACTION_DOWN:
{
if (paused && downPosition != ListView.INVALID_POSITION) {
return false;
}
swipeCurrentAction = SwipeRecyclerView.SWIPE_ACTION_NONE;
int childCount = swipeRecyclerView.getChildCount();
int[] listViewCoords = new int[2];
swipeRecyclerView.getLocationOnScreen(listViewCoords);
int x = (int) motionEvent.getRawX() - listViewCoords[0];
int y = (int) motionEvent.getRawY() - listViewCoords[1];
View child;
for (int i = 0; i < childCount; i++) {
child = swipeRecyclerView.getChildAt(i);
child.getHitRect(rect);
int childPosition = swipeRecyclerView.getChildPosition(child);
// dont allow swiping if this is on the header or footer or IGNORE_ITEM_VIEW_TYPE or
// enabled is false on the adapter
// boolean allowSwipe = swipeListView.getAdapter().isEnabled(childPosition) &&
// swipeListView.getAdapter().getItemViewType(childPosition) >= 0;
boolean allowSwipe = true;
if (allowSwipe && rect.contains(x, y)) {
setParentView(child);
setFrontView(child.findViewById(swipeFrontView), childPosition);
downX = motionEvent.getRawX();
downPosition = childPosition;
frontView.setClickable(!opened.get(downPosition));
frontView.setLongClickable(!opened.get(downPosition));
velocityTracker = VelocityTracker.obtain();
velocityTracker.addMovement(motionEvent);
if (swipeBackView > 0) {
setBackView(child.findViewById(swipeBackView));
}
break;
}
}
view.onTouchEvent(motionEvent);
return true;
}
case MotionEvent.ACTION_UP:
{
if (velocityTracker == null || !swiping || downPosition == ListView.INVALID_POSITION) {
break;
}
float deltaX = motionEvent.getRawX() - downX;
velocityTracker.addMovement(motionEvent);
velocityTracker.computeCurrentVelocity(1000);
float velocityX = Math.abs(velocityTracker.getXVelocity());
if (!opened.get(downPosition)) {
if (swipeMode == SwipeRecyclerView.SWIPE_MODE_LEFT
&& velocityTracker.getXVelocity() > 0) {
velocityX = 0;
}
if (swipeMode == SwipeRecyclerView.SWIPE_MODE_RIGHT
&& velocityTracker.getXVelocity() < 0) {
velocityX = 0;
}
}
float velocityY = Math.abs(velocityTracker.getYVelocity());
boolean swap = false;
boolean swapRight = false;
if (minFlingVelocity <= velocityX
&& velocityX <= maxFlingVelocity
&& velocityY * 2 < velocityX) {
swapRight = velocityTracker.getXVelocity() > 0;
if (SwipeRecyclerView.DEBUG) {
Log.d(
SwipeRecyclerView.TAG,
"swapRight: " + swapRight + " - swipingRight: " + swipingRight);
}
if (swapRight != swipingRight && swipeActionLeft != swipeActionRight) {
swap = false;
} else if (opened.get(downPosition) && openedRight.get(downPosition) && swapRight) {
swap = false;
} else if (opened.get(downPosition) && !openedRight.get(downPosition) && !swapRight) {
swap = false;
} else {
swap = true;
}
} else if (Math.abs(deltaX) > viewWidth / 2) {
swap = true;
swapRight = deltaX > 0;
}
generateAnimate(frontView, swap, swapRight, downPosition);
if (swipeCurrentAction == SwipeRecyclerView.SWIPE_ACTION_CHOICE) {
swapChoiceState(downPosition);
}
velocityTracker.recycle();
velocityTracker = null;
downX = 0;
// change clickable front view
// if (swap) {
// frontView.setClickable(opened.get(downPosition));
// frontView.setLongClickable(opened.get(downPosition));
// }
swiping = false;
break;
}
case MotionEvent.ACTION_MOVE:
{
if (velocityTracker == null || paused || downPosition == ListView.INVALID_POSITION) {
break;
}
velocityTracker.addMovement(motionEvent);
velocityTracker.computeCurrentVelocity(1000);
float velocityX = Math.abs(velocityTracker.getXVelocity());
float velocityY = Math.abs(velocityTracker.getYVelocity());
float deltaX = motionEvent.getRawX() - downX;
float deltaMode = Math.abs(deltaX);
int swipeMode = this.swipeMode;
int changeSwipeMode = swipeRecyclerView.changeSwipeMode(downPosition);
if (changeSwipeMode >= 0) {
swipeMode = changeSwipeMode;
}
if (swipeMode == SwipeRecyclerView.SWIPE_MODE_NONE) {
deltaMode = 0;
} else if (swipeMode != SwipeRecyclerView.SWIPE_MODE_BOTH) {
if (opened.get(downPosition)) {
if (swipeMode == SwipeRecyclerView.SWIPE_MODE_LEFT && deltaX < 0) {
deltaMode = 0;
} else if (swipeMode == SwipeRecyclerView.SWIPE_MODE_RIGHT && deltaX > 0) {
deltaMode = 0;
}
} else {
if (swipeMode == SwipeRecyclerView.SWIPE_MODE_LEFT && deltaX > 0) {
deltaMode = 0;
} else if (swipeMode == SwipeRecyclerView.SWIPE_MODE_RIGHT && deltaX < 0) {
deltaMode = 0;
}
}
}
if (deltaMode > slop
&& swipeCurrentAction == SwipeRecyclerView.SWIPE_ACTION_NONE
&& velocityY < velocityX) {
swiping = true;
swipingRight = (deltaX > 0);
if (SwipeRecyclerView.DEBUG) {
Log.d(
SwipeRecyclerView.TAG, "deltaX: " + deltaX + " - swipingRight: " + swipingRight);
}
if (opened.get(downPosition)) {
swipeRecyclerView.onStartClose(downPosition, swipingRight);
swipeCurrentAction = SwipeRecyclerView.SWIPE_ACTION_REVEAL;
} else {
if (swipingRight && swipeActionRight == SwipeRecyclerView.SWIPE_ACTION_DISMISS) {
swipeCurrentAction = SwipeRecyclerView.SWIPE_ACTION_DISMISS;
} else if (!swipingRight
&& swipeActionLeft == SwipeRecyclerView.SWIPE_ACTION_DISMISS) {
swipeCurrentAction = SwipeRecyclerView.SWIPE_ACTION_DISMISS;
} else if (swipingRight
&& swipeActionRight == SwipeRecyclerView.SWIPE_ACTION_CHOICE) {
swipeCurrentAction = SwipeRecyclerView.SWIPE_ACTION_CHOICE;
} else if (!swipingRight
&& swipeActionLeft == SwipeRecyclerView.SWIPE_ACTION_CHOICE) {
swipeCurrentAction = SwipeRecyclerView.SWIPE_ACTION_CHOICE;
} else {
swipeCurrentAction = SwipeRecyclerView.SWIPE_ACTION_REVEAL;
}
swipeRecyclerView.onStartOpen(downPosition, swipeCurrentAction, swipingRight);
}
swipeRecyclerView.requestDisallowInterceptTouchEvent(true);
MotionEvent cancelEvent = MotionEvent.obtain(motionEvent);
cancelEvent.setAction(
MotionEvent.ACTION_CANCEL
| (MotionEventCompat.getActionIndex(motionEvent)
<< MotionEventCompat.ACTION_POINTER_INDEX_SHIFT));
swipeRecyclerView.onTouchEvent(cancelEvent);
if (swipeCurrentAction == SwipeRecyclerView.SWIPE_ACTION_CHOICE) {
backView.setVisibility(View.GONE);
}
}
if (swiping && downPosition != ListView.INVALID_POSITION) {
if (opened.get(downPosition)) {
deltaX +=
openedRight.get(downPosition) ? viewWidth - rightOffset : -viewWidth + leftOffset;
}
move(deltaX);
return true;
}
break;
}
}
if (onlyOneOpenedWhenSwipe) {
closeOtherOpenedItems();
view.onTouchEvent(motionEvent);
return true;
}
return false;
}
