/** @see android.widget.ListView#onInterceptTouchEvent(android.view.MotionEvent) */
@Override
public boolean onInterceptTouchEvent(MotionEvent ev) {
int action = MotionEventCompat.getActionMasked(ev);
final float x = ev.getX();
final float y = ev.getY();
if (isEnabled() && touchListener.isSwipeEnabled()) {
if (touchState == TOUCH_STATE_SCROLLING_X) {
return touchListener.onTouch(this, ev);
}
switch (action) {
case MotionEvent.ACTION_MOVE:
checkInMoving(x, y);
return touchState == TOUCH_STATE_SCROLLING_Y;
case MotionEvent.ACTION_DOWN:
touchListener.onTouch(this, ev);
touchState = TOUCH_STATE_REST;
lastMotionX = x;
lastMotionY = y;
return false;
case MotionEvent.ACTION_CANCEL:
touchState = TOUCH_STATE_REST;
break;
case MotionEvent.ACTION_UP:
touchListener.onTouch(this, ev);
return touchState == TOUCH_STATE_SCROLLING_Y;
default:
break;
}
}
return super.onInterceptTouchEvent(ev);
}
/**
* Dismiss item
*
* @param position Position that you want open
*/
public void dismiss(int position) {
int height = touchListener.dismiss(position);
if (height > 0) {
touchListener.handlerPendingDismisses(height);
} else {
int[] dismissPositions = new int[1];
dismissPositions[0] = position;
onDismiss(dismissPositions);
touchListener.resetPendingDismisses();
}
}
/**
* Recycle cell. This method should be called from getView in Adapter when use SWIPE_ACTION_CHOICE
*
* @param convertView parent view
* @param position position in list
*/
public void recycle(View convertView, int position) {
touchListener.reloadChoiceStateInView(convertView.findViewById(swipeFrontView), position);
touchListener.reloadSwipeStateInView(convertView.findViewById(swipeFrontView), position);
// Clean pressed state (if dismiss is fire from a cell, to this cell, with a press drawable, in
// a swipelistview
// when this cell will be recycle it will still have his pressed state. This ensure the pressed
// state is
// cleaned.
for (int j = 0; j < ((ViewGroup) convertView).getChildCount(); ++j) {
View nextChild = ((ViewGroup) convertView).getChildAt(j);
nextChild.setPressed(false);
}
}
// 左边滑出多长，单位dip
public void setOffsetLeft(float leftLengthDip) {
float screenWidthPix = getContext().getResources().getDisplayMetrics().widthPixels;
final float scale = getContext().getResources().getDisplayMetrics().density;
float leftPix = (leftLengthDip * scale + 0.5f);
touchListener.setLeftOffset(screenWidthPix - leftPix);
}
/** Dismiss items selected */
public void dismissSelected() {
List<Integer> list = touchListener.getPositionsSelected();
int[] dismissPositions = new int[list.size()];
int height = 0;
for (int i = 0; i < list.size(); i++) {
int position = list.get(i);
dismissPositions[i] = position;
int auxHeight = touchListener.dismiss(position);
if (auxHeight > 0) {
height = auxHeight;
}
}
if (height > 0) {
touchListener.handlerPendingDismisses(height);
} else {
onDismiss(dismissPositions);
touchListener.resetPendingDismisses();
}
}
/**
* Init ListView
*
* @param attrs AttributeSet
*/
private void init(AttributeSet attrs) {
float swipeOffsetLeft = 0;
int swipeDrawableChecked = 0;
int swipeDrawableUnchecked = 0;
if (attrs != null) {
TypedArray styled = getContext().obtainStyledAttributes(attrs, R.styleable.SwipeListView);
swipeFrontView = styled.getResourceId(R.styleable.SwipeListView_swipeFrontView, 0);
swipeBackView = styled.getResourceId(R.styleable.SwipeListView_swipeBackView, 0);
styled.recycle();
}
if (swipeFrontView == 0 || swipeBackView == 0) {
swipeFrontView =
getContext()
.getResources()
.getIdentifier(SWIPE_DEFAULT_FRONT_VIEW, "id", getContext().getPackageName());
swipeBackView =
getContext()
.getResources()
.getIdentifier(SWIPE_DEFAULT_BACK_VIEW, "id", getContext().getPackageName());
if (swipeFrontView == 0 || swipeBackView == 0) {
throw new RuntimeException(
String.format(
"You forgot the attributes swipeFrontView or swipeBackView. You can add this attributes or use '%s' and '%s' identifiers",
SWIPE_DEFAULT_FRONT_VIEW, SWIPE_DEFAULT_BACK_VIEW));
}
}
final ViewConfiguration configuration = ViewConfiguration.get(getContext());
touchSlop = ViewConfigurationCompat.getScaledPagingTouchSlop(configuration);
touchListener = new SwipeListViewTouchListener(this, swipeFrontView, swipeBackView);
touchListener.setLeftOffset(swipeOffsetLeft);
touchListener.setSwipeDrawableChecked(swipeDrawableChecked);
touchListener.setSwipeDrawableUnchecked(swipeDrawableUnchecked);
setOnTouchListener(touchListener);
setOnScrollListener(touchListener.makeScrollListener());
}
/** @see android.widget.ListView#setAdapter(android.widget.ListAdapter) */
@Override
public void setAdapter(ListAdapter adapter) {
super.setAdapter(adapter);
touchListener.resetItems();
adapter.registerDataSetObserver(
new DataSetObserver() {
@Override
public void onChanged() {
super.onChanged();
onListChanged();
touchListener.resetItems();
}
});
}
/**
* Return action on right
*
* @return Action
*/
public int getSwipeActionRight() {
return touchListener.getSwipeActionRight();
}
/**
* Set action on left
*
* @param swipeActionLeft Action
*/
public void setSwipeActionLeft(int swipeActionLeft) {
touchListener.setSwipeActionLeft(swipeActionLeft);
}
/**
* Set swipe mode
*
* @param swipeMode
*/
public void setSwipeMode(int swipeMode) {
touchListener.setSwipeMode(swipeMode);
}
/**
* Sets if the user can open an item with long pressing on cell
*
* @param swipeOpenOnLongPress
*/
public void setSwipeOpenOnLongPress(boolean swipeOpenOnLongPress) {
touchListener.setSwipeOpenOnLongPress(swipeOpenOnLongPress);
}
/**
* Set if all items opened will be closed when the user moves the ListView
*
* @param swipeCloseAllItemsWhenMoveList
*/
public void setSwipeCloseAllItemsWhenMoveList(boolean swipeCloseAllItemsWhenMoveList) {
touchListener.setSwipeClosesAllItemsWhenListMoves(swipeCloseAllItemsWhenMoveList);
}
/**
* Set offset on left
*
* @param offsetLeft Offset
*/
public void setOffsetLeft(float offsetLeft) {
touchListener.setLeftOffset(offsetLeft);
}
/**
* Get if item is selected
*
* @param position position in list
* @return
*/
public boolean isChecked(int position) {
return touchListener.isChecked(position);
}
/**
* Close ListView's item
*
* @param position Position that you want open
*/
public void closeAnimate(int position) {
touchListener.closeAnimate(position);
}
/**
* Init ListView
*
* @param attrs AttributeSet
*/
private void init(AttributeSet attrs) {
int swipeMode = SWIPE_MODE_BOTH;
boolean swipeOpenOnLongPress = true;
boolean swipeCloseAllItemsWhenMoveList = true;
long swipeAnimationTime = 0;
float swipeOffsetLeft = 0;
float swipeOffsetRight = 0;
int swipeDrawableChecked = 0;
int swipeDrawableUnchecked = 0;
int swipeActionLeft = SWIPE_ACTION_REVEAL;
int swipeActionRight = SWIPE_ACTION_REVEAL;
if (attrs != null) {
TypedArray styled = getContext().obtainStyledAttributes(attrs, R.styleable.SwipeListView);
swipeMode = styled.getInt(R.styleable.SwipeListView_swipeMode, SWIPE_MODE_BOTH);
swipeActionLeft =
styled.getInt(R.styleable.SwipeListView_swipeActionLeft, SWIPE_ACTION_REVEAL);
swipeActionRight =
styled.getInt(R.styleable.SwipeListView_swipeActionRight, SWIPE_ACTION_REVEAL);
swipeOffsetLeft = styled.getDimension(R.styleable.SwipeListView_swipeOffsetLeft, 0);
swipeOffsetRight = styled.getDimension(R.styleable.SwipeListView_swipeOffsetRight, 0);
swipeOpenOnLongPress =
styled.getBoolean(R.styleable.SwipeListView_swipeOpenOnLongPress, true);
swipeAnimationTime = styled.getInteger(R.styleable.SwipeListView_swipeAnimationTime, 0);
swipeCloseAllItemsWhenMoveList =
styled.getBoolean(R.styleable.SwipeListView_swipeCloseAllItemsWhenMoveList, true);
swipeDrawableChecked =
styled.getResourceId(R.styleable.SwipeListView_swipeDrawableChecked, 0);
swipeDrawableUnchecked =
styled.getResourceId(R.styleable.SwipeListView_swipeDrawableUnchecked, 0);
swipeFrontView = styled.getResourceId(R.styleable.SwipeListView_swipeFrontView, 0);
swipeBackView = styled.getResourceId(R.styleable.SwipeListView_swipeBackView, 0);
}
if (swipeFrontView == 0 || swipeBackView == 0) {
swipeFrontView =
getContext()
.getResources()
.getIdentifier(SWIPE_DEFAULT_FRONT_VIEW, "id", getContext().getPackageName());
swipeBackView =
getContext()
.getResources()
.getIdentifier(SWIPE_DEFAULT_BACK_VIEW, "id", getContext().getPackageName());
if (swipeFrontView == 0 || swipeBackView == 0) {
throw new RuntimeException(
String.format(
"You forgot the attributes swipeFrontView or swipeBackView. You can add this attributes or use '%s' and '%s' identifiers",
SWIPE_DEFAULT_FRONT_VIEW, SWIPE_DEFAULT_BACK_VIEW));
}
}
final ViewConfiguration configuration = ViewConfiguration.get(getContext());
touchSlop = ViewConfigurationCompat.getScaledPagingTouchSlop(configuration);
touchListener = new SwipeListViewTouchListener(this, swipeFrontView, swipeBackView);
if (swipeAnimationTime > 0) {
touchListener.setAnimationTime(swipeAnimationTime);
}
touchListener.setRightOffset(swipeOffsetRight);
touchListener.setLeftOffset(swipeOffsetLeft);
touchListener.setSwipeActionLeft(swipeActionLeft);
touchListener.setSwipeActionRight(swipeActionRight);
touchListener.setSwipeMode(swipeMode);
touchListener.setSwipeClosesAllItemsWhenListMoves(swipeCloseAllItemsWhenMoveList);
touchListener.setSwipeOpenOnLongPress(swipeOpenOnLongPress);
touchListener.setSwipeDrawableChecked(swipeDrawableChecked);
touchListener.setSwipeDrawableUnchecked(swipeDrawableUnchecked);
setOnTouchListener(touchListener);
setOnScrollListener(touchListener.makeScrollListener());
}
/** Unselected choice state in item */
public void unselectedChoiceStates() {
touchListener.unselectedChoiceStates();
}
/**
* Count selected
*
* @return
*/
public int getCountSelected() {
return touchListener.getCountSelected();
}
/**
* Get positions selected
*
* @return
*/
public List<Integer> getPositionsSelected() {
return touchListener.getPositionsSelected();
}
/**
* Set action on right
*
* @param swipeActionRight Action
*/
public void setSwipeActionRight(int swipeActionRight) {
touchListener.setSwipeActionRight(swipeActionRight);
}
/**
* Set offset on right
*
* @param offsetRight Offset
*/
public void setOffsetRight(float offsetRight) {
touchListener.setRightOffset(offsetRight);
}
/**
* Sets animation time when user drops cell
*
* @param animationTime milliseconds
*/
public void setAnimationTime(long animationTime) {
touchListener.setAnimationTime(animationTime);
}
/**
* Recycle cell. This method should be called from getView in Adapter when use SWIPE_ACTION_CHOICE
*
* @param convertView parent view
* @param position position in list
*/
public void recycle(View convertView, int position) {
touchListener.reloadChoiceStateInView(convertView.findViewById(swipeFrontView), position);
}
/** Close all opened items */
public void closeOpenedItems() {
touchListener.closeOpenedItems();
}
/**
* Open ListView's item
*
* @param position Position that you want open
*/
public void openAnimate(int position) {
touchListener.openAnimate(position);
}