remove useless part when declare List.

demo/src/main/java/com/daimajia/swipedemo/ListViewExample.java

@@ -53,7 +53,8 @@ public class ListViewExample extends Activity {
         mListView.setOnItemClickListener(new AdapterView.OnItemClickListener() {
             @Override
             public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
-                ((SwipeLayout)(mListView.getChildAt(position - mListView.getFirstVisiblePosition()))).open(true);
+                Toast.makeText(mContext, "Click", Toast.LENGTH_SHORT).show();
+//                ((SwipeLayout) (mListView.getChildAt(position - mListView.getFirstVisiblePosition()))).open(true);
             }
         });
         mListView.setOnTouchListener(new View.OnTouchListener() {

library/src/main/java/com/daimajia/swipe/SwipeLayout.java

@@ -43,15 +43,15 @@ public class SwipeLayout extends FrameLayout {
     private ViewDragHelper mDragHelper;
 
     private int mDragDistance = 0;
-    private LinkedHashMap<DragEdge, View> mDragEdges = new LinkedHashMap<DragEdge, View>();
+    private LinkedHashMap<DragEdge, View> mDragEdges = new LinkedHashMap<>();
     private ShowMode mShowMode;
 
     private float[] mEdgeSwipesOffset = new float[4];
 
-    private List<SwipeListener> mSwipeListeners = new ArrayList<SwipeListener>();
-    private List<SwipeDenier> mSwipeDeniers = new ArrayList<SwipeDenier>();
-    private Map<View, ArrayList<OnRevealListener>> mRevealListeners = new HashMap<View, ArrayList<OnRevealListener>>();
-    private Map<View, Boolean> mShowEntirely = new HashMap<View, Boolean>();
+    private List<SwipeListener> mSwipeListeners = new ArrayList<>();
+    private List<SwipeDenier> mSwipeDeniers = new ArrayList<>();
+    private Map<View, ArrayList<OnRevealListener>> mRevealListeners = new HashMap<>();
+    private Map<View, Boolean> mShowEntirely = new HashMap<>();
 
     private DoubleClickListener mDoubleClickListener;
 
@@ -59,14 +59,14 @@ public class SwipeLayout extends FrameLayout {
     private boolean[] mSwipesEnabled = new boolean[]{true, true, true, true};
     private boolean mClickToClose = false;
 
-    public static enum DragEdge {
+    public enum DragEdge {
         Left,
         Top,
         Right,
         Bottom
     }
 
-    public static enum ShowMode {
+    public enum ShowMode {
         LayDown,
         PullOut
     }
@@ -111,17 +111,17 @@ public class SwipeLayout extends FrameLayout {
     }
 
     public interface SwipeListener {
-        public void onStartOpen(SwipeLayout layout);
+        void onStartOpen(SwipeLayout layout);
 
-        public void onOpen(SwipeLayout layout);
+        void onOpen(SwipeLayout layout);
 
-        public void onStartClose(SwipeLayout layout);
+        void onStartClose(SwipeLayout layout);
 
-        public void onClose(SwipeLayout layout);
+        void onClose(SwipeLayout layout);
 
-        public void onUpdate(SwipeLayout layout, int leftOffset, int topOffset);
+        void onUpdate(SwipeLayout layout, int leftOffset, int topOffset);
 
-        public void onHandRelease(SwipeLayout layout, float xvel, float yvel);
+        void onHandRelease(SwipeLayout layout, float xvel, float yvel);
     }
 
     public void addSwipeListener(SwipeListener l) {
@@ -132,7 +132,11 @@ public class SwipeLayout extends FrameLayout {
         mSwipeListeners.remove(l);
     }
 
-    public static interface SwipeDenier {
+    public void removeAllSwipeListener() {
+        mSwipeListeners.clear();
+    }
+
+    public interface SwipeDenier {
         /*
          * Called in onInterceptTouchEvent Determines if this swipe event should
          * be denied Implement this interface if you are using views with swipe
@@ -140,7 +144,7 @@ public class SwipeLayout extends FrameLayout {
          * 
          * @return true deny false allow
          */
-        public boolean shouldDenySwipe(MotionEvent ev);
+        boolean shouldDenySwipe(MotionEvent ev);
     }
 
     public void addSwipeDenier(SwipeDenier denier) {
@@ -156,7 +160,7 @@ public class SwipeLayout extends FrameLayout {
     }
 
     public interface OnRevealListener {
-        public void onReveal(View child, DragEdge edge, float fraction, int distance);
+        void onReveal(View child, DragEdge edge, float fraction, int distance);
     }
 
     /**
@@ -276,7 +280,7 @@ public class SwipeLayout extends FrameLayout {
                 }
             } else {
                 View surfaceView = getSurfaceView();
-                int surfaceViewTop = surfaceView==null?0:surfaceView.getTop();
+                int surfaceViewTop = surfaceView == null ? 0 : surfaceView.getTop();
                 switch (mCurrentDragEdge) {
                     case Left:
                     case Right:
@@ -309,7 +313,7 @@ public class SwipeLayout extends FrameLayout {
         @Override
         public boolean tryCaptureView(View child, int pointerId) {
             boolean result = child == getSurfaceView() || getBottomViews().contains(child);
-            if(result){
+            if (result) {
                 isCloseBeforeDrag = getOpenStatus() == Status.Close;
             }
             return result;
@@ -326,11 +330,12 @@ public class SwipeLayout extends FrameLayout {
         }
 
         boolean isCloseBeforeDrag = true;
+
         @Override
         public void onViewReleased(View releasedChild, float xvel, float yvel) {
             super.onViewReleased(releasedChild, xvel, yvel);
             processHandRelease(xvel, yvel, isCloseBeforeDrag);
-            for (SwipeListener l : mSwipeListeners){
+            for (SwipeListener l : mSwipeListeners) {
                 l.onHandRelease(SwipeLayout.this, xvel, yvel);
             }
 
@@ -340,16 +345,16 @@ public class SwipeLayout extends FrameLayout {
         @Override
         public void onViewPositionChanged(View changedView, int left, int top, int dx, int dy) {
             View surfaceView = getSurfaceView();
-            if(surfaceView==null) return;
+            if (surfaceView == null) return;
             View currentBottomView = getCurrentBottomView();
-            int evLeft = surfaceView.getLeft(), 
-                    evRight = surfaceView.getRight(), 
-                    evTop = surfaceView.getTop(), 
+            int evLeft = surfaceView.getLeft(),
+                    evRight = surfaceView.getRight(),
+                    evTop = surfaceView.getTop(),
                     evBottom = surfaceView.getBottom();
             if (changedView == surfaceView) {
 
-                if (mShowMode == ShowMode.PullOut && currentBottomView!=null) {
-                    if (mCurrentDragEdge == DragEdge.Left || mCurrentDragEdge == DragEdge.Right){
+                if (mShowMode == ShowMode.PullOut && currentBottomView != null) {
+                    if (mCurrentDragEdge == DragEdge.Left || mCurrentDragEdge == DragEdge.Right) {
                         currentBottomView.offsetLeftAndRight(dx);
                     } else {
                         currentBottomView.offsetTopAndBottom(dy);
@@ -363,7 +368,7 @@ public class SwipeLayout extends FrameLayout {
                     surfaceView.offsetTopAndBottom(dy);
                 } else {
                     Rect rect = computeBottomLayDown(mCurrentDragEdge);
-                    if(currentBottomView!=null){
+                    if (currentBottomView != null) {
                         currentBottomView.layout(rect.left, rect.top, rect.right, rect.bottom);
                     }
 
@@ -523,7 +528,7 @@ public class SwipeLayout extends FrameLayout {
 
             if (status == Status.Open) {
                 View currentBottomView = getCurrentBottomView();
-                if(currentBottomView!=null){
+                if (currentBottomView != null) {
                     currentBottomView.setEnabled(true);
                 }
                 for (SwipeListener l : mSwipeListeners) {
@@ -543,13 +548,13 @@ public class SwipeLayout extends FrameLayout {
 
         if (status == Status.Close) {
             for (View bottom : bottoms) {
-                if (bottom!=null && bottom.getVisibility() != INVISIBLE){
+                if (bottom != null && bottom.getVisibility() != INVISIBLE) {
                     bottom.setVisibility(INVISIBLE);
                 }
             }
         } else {
             View currentBottomView = getCurrentBottomView();
-            if (currentBottomView!=null && currentBottomView.getVisibility() != VISIBLE){
+            if (currentBottomView != null && currentBottomView.getVisibility() != VISIBLE) {
                 currentBottomView.setVisibility(VISIBLE);
             }
         }
@@ -642,7 +647,7 @@ public class SwipeLayout extends FrameLayout {
      * to support it from API 8.
      */
     public interface OnLayout {
-        public void onLayout(SwipeLayout v);
+        void onLayout(SwipeLayout v);
     }
 
     private List<OnLayout> mOnLayoutListeners;
@@ -655,47 +660,62 @@ public class SwipeLayout extends FrameLayout {
     public void removeOnLayoutListener(OnLayout l) {
         if (mOnLayoutListeners != null) mOnLayoutListeners.remove(l);
     }
-    public void clearDragEdge(){
+
+    public void clearDragEdge() {
         mDragEdges.clear();
     }
-    public void setDrag(DragEdge dragEdge, int childId){
+
+    public void setDrag(DragEdge dragEdge, int childId) {
         clearDragEdge();
         addDrag(dragEdge, childId);
     }
-    public void setDrag(DragEdge dragEdge, View child){
+
+    public void setDrag(DragEdge dragEdge, View child) {
         clearDragEdge();
         addDrag(dragEdge, child);
     }
-    public void addDrag(DragEdge dragEdge, int childId){
+
+    public void addDrag(DragEdge dragEdge, int childId) {
         addDrag(dragEdge, findViewById(childId), null);
     }
-    public void addDrag(DragEdge dragEdge, View child){
+
+    public void addDrag(DragEdge dragEdge, View child) {
         addDrag(dragEdge, child, null);
     }
-    public void addDrag(DragEdge dragEdge, View child, ViewGroup.LayoutParams params){
-        if(child==null) return;
 
-        if(params==null){
+    public void addDrag(DragEdge dragEdge, View child, ViewGroup.LayoutParams params) {
+        if (child == null) return;
+
+        if (params == null) {
             params = generateDefaultLayoutParams();
         }
-        if(!checkLayoutParams(params)){
+        if (!checkLayoutParams(params)) {
             params = generateLayoutParams(params);
         }
         int gravity = -1;
-        switch (dragEdge){
-            case Left:gravity = Gravity.LEFT;break;
-            case Right:gravity = Gravity.RIGHT;break;
-            case Top:gravity = Gravity.TOP;break;
-            case Bottom:gravity = Gravity.BOTTOM;break;
+        switch (dragEdge) {
+            case Left:
+                gravity = Gravity.LEFT;
+                break;
+            case Right:
+                gravity = Gravity.RIGHT;
+                break;
+            case Top:
+                gravity = Gravity.TOP;
+                break;
+            case Bottom:
+                gravity = Gravity.BOTTOM;
+                break;
         }
-        if(params instanceof FrameLayout.LayoutParams){
+        if (params instanceof FrameLayout.LayoutParams) {
             ((LayoutParams) params).gravity = gravity;
         }
         addView(child, 0, params);
     }
+
     @Override
     public void addView(View child, int index, ViewGroup.LayoutParams params) {
-        if(child==null) return;
+        if (child == null) return;
         int gravity = Gravity.NO_GRAVITY;
         try {
             gravity = (Integer) params.getClass().getField("gravity").get(params);
@@ -703,31 +723,31 @@ public class SwipeLayout extends FrameLayout {
             e.printStackTrace();
         }
 
-        if(gravity>0){
+        if (gravity > 0) {
             gravity = GravityCompat.getAbsoluteGravity(gravity, ViewCompat.getLayoutDirection(this));
 
-            if((gravity & Gravity.LEFT) == Gravity.LEFT){
+            if ((gravity & Gravity.LEFT) == Gravity.LEFT) {
                 mDragEdges.put(DragEdge.Left, child);
             }
-            if((gravity & Gravity.RIGHT) == Gravity.RIGHT){
+            if ((gravity & Gravity.RIGHT) == Gravity.RIGHT) {
                 mDragEdges.put(DragEdge.Right, child);
             }
-            if((gravity & Gravity.TOP) == Gravity.TOP){
+            if ((gravity & Gravity.TOP) == Gravity.TOP) {
                 mDragEdges.put(DragEdge.Top, child);
             }
-            if((gravity & Gravity.BOTTOM) == Gravity.BOTTOM){
+            if ((gravity & Gravity.BOTTOM) == Gravity.BOTTOM) {
                 mDragEdges.put(DragEdge.Bottom, child);
             }
-        }else{
-            for(Map.Entry<DragEdge, View> entry : mDragEdges.entrySet()){
-                if(entry.getValue() == null){
+        } else {
+            for (Map.Entry<DragEdge, View> entry : mDragEdges.entrySet()) {
+                if (entry.getValue() == null) {
                     //means used the drag_edge attr, the no gravity child should be use set
                     mDragEdges.put(entry.getKey(), child);
                     break;
                 }
             }
         }
-        if(child.getParent() == this){
+        if (child.getParent() == this) {
             return;
         }
         super.addView(child, index, params);
@@ -745,13 +765,13 @@ public class SwipeLayout extends FrameLayout {
     void layoutPullOut() {
         Rect rect = computeSurfaceLayoutArea(false);
         View surfaceView = getSurfaceView();
-        if(surfaceView!=null){
+        if (surfaceView != null) {
             surfaceView.layout(rect.left, rect.top, rect.right, rect.bottom);
             bringChildToFront(surfaceView);
         }
         rect = computeBottomLayoutAreaViaSurface(ShowMode.PullOut, rect);
         View currentBottomView = getCurrentBottomView();
-        if(currentBottomView!=null){
+        if (currentBottomView != null) {
             currentBottomView.layout(rect.left, rect.top, rect.right, rect.bottom);
         }
     }
@@ -759,21 +779,22 @@ public class SwipeLayout extends FrameLayout {
     void layoutLayDown() {
         Rect rect = computeSurfaceLayoutArea(false);
         View surfaceView = getSurfaceView();
-        if(surfaceView!=null){
+        if (surfaceView != null) {
             surfaceView.layout(rect.left, rect.top, rect.right, rect.bottom);
             bringChildToFront(surfaceView);
         }
         rect = computeBottomLayoutAreaViaSurface(ShowMode.LayDown, rect);
         View currentBottomView = getCurrentBottomView();
-        if(currentBottomView!=null){
+        if (currentBottomView != null) {
             currentBottomView.layout(rect.left, rect.top, rect.right, rect.bottom);
         }
     }
 
     private boolean mIsBeingDragged;
-    private void checkCanDrag(MotionEvent ev){
-        if(mIsBeingDragged) return;
-        if(getOpenStatus()==Status.Middle){
+
+    private void checkCanDrag(MotionEvent ev) {
+        if (mIsBeingDragged) return;
+        if (getOpenStatus() == Status.Middle) {
             mIsBeingDragged = true;
             return;
         }
@@ -789,14 +810,14 @@ public class SwipeLayout extends FrameLayout {
                     dragEdge = DragEdge.Left;
                 } else if (distanceX < 0 && isRightSwipeEnabled()) {
                     dragEdge = DragEdge.Right;
-                }else return;
+                } else return;
 
             } else {
                 if (distanceY > 0 && isTopSwipeEnabled()) {
                     dragEdge = DragEdge.Top;
                 } else if (distanceY < 0 && isBottomSwipeEnabled()) {
                     dragEdge = DragEdge.Bottom;
-                }else return;
+                } else return;
             }
             setCurrentDragEdge(dragEdge);
         }
@@ -843,12 +864,13 @@ public class SwipeLayout extends FrameLayout {
         }
         mIsBeingDragged = !doNothing;
     }
+
     @Override
     public boolean onInterceptTouchEvent(MotionEvent ev) {
         if (!isSwipeEnabled()) {
             return false;
         }
-        if(mClickToClose && getOpenStatus() == Status.Open && isTouchOnSurface(ev)){
+        if (mClickToClose && getOpenStatus() == Status.Open && isTouchOnSurface(ev)) {
             return true;
         }
         for (SwipeDenier denier : mSwipeDeniers) {
@@ -864,7 +886,7 @@ public class SwipeLayout extends FrameLayout {
                 sX = ev.getRawX();
                 sY = ev.getRawY();
                 //if the swipe is in middle state(scrolling), should intercept the touch
-                if(getOpenStatus() == Status.Middle){
+                if (getOpenStatus() == Status.Middle) {
                     mIsBeingDragged = true;
                 }
                 break;
@@ -873,11 +895,11 @@ public class SwipeLayout extends FrameLayout {
                 checkCanDrag(ev);
                 if (mIsBeingDragged) {
                     ViewParent parent = getParent();
-                    if(parent!=null){
+                    if (parent != null) {
                         parent.requestDisallowInterceptTouchEvent(true);
                     }
                 }
-                if(!beforeCheck && mIsBeingDragged){
+                if (!beforeCheck && mIsBeingDragged) {
                     //let children has one chance to catch the touch, and request the swipe not intercept
                     //useful when swipeLayout wrap a swipeLayout or other gestural layout
                     return false;
@@ -914,7 +936,7 @@ public class SwipeLayout extends FrameLayout {
             case MotionEvent.ACTION_MOVE: {
                 //the drag state and the direction are already judged at onInterceptTouchEvent
                 checkCanDrag(event);
-                if(mIsBeingDragged){
+                if (mIsBeingDragged) {
                     getParent().requestDisallowInterceptTouchEvent(true);
                     mDragHelper.processTouchEvent(event);
                 }
@@ -932,6 +954,7 @@ public class SwipeLayout extends FrameLayout {
 
         return super.onTouchEvent(event) || mIsBeingDragged || action == MotionEvent.ACTION_DOWN;
     }
+
     public boolean isClickToClose() {
         return mClickToClose;
     }
@@ -960,7 +983,7 @@ public class SwipeLayout extends FrameLayout {
 
     public boolean isRightSwipeEnabled() {
         View bottomView = mDragEdges.get(DragEdge.Right);
-        return bottomView!=null && bottomView.getParent()==this
+        return bottomView != null && bottomView.getParent() == this
                 && bottomView != getSurfaceView() && mSwipesEnabled[DragEdge.Right.ordinal()];
     }
 
@@ -970,7 +993,7 @@ public class SwipeLayout extends FrameLayout {
 
     public boolean isTopSwipeEnabled() {
         View bottomView = mDragEdges.get(DragEdge.Top);
-        return bottomView!=null && bottomView.getParent()==this
+        return bottomView != null && bottomView.getParent() == this
                 && bottomView != getSurfaceView() && mSwipesEnabled[DragEdge.Top.ordinal()];
     }
 
@@ -980,13 +1003,14 @@ public class SwipeLayout extends FrameLayout {
 
     public boolean isBottomSwipeEnabled() {
         View bottomView = mDragEdges.get(DragEdge.Bottom);
-        return bottomView!=null && bottomView.getParent()==this
+        return bottomView != null && bottomView.getParent() == this
                 && bottomView != getSurfaceView() && mSwipesEnabled[DragEdge.Bottom.ordinal()];
     }
 
     public void setBottomSwipeEnabled(boolean bottomSwipeEnabled) {
         this.mSwipesEnabled[DragEdge.Bottom.ordinal()] = bottomSwipeEnabled;
     }
+
     private boolean insideAdapterView() {
         return getAdapterView() != null;
     }
@@ -1000,19 +1024,20 @@ public class SwipeLayout extends FrameLayout {
     }
 
     private void performAdapterViewItemClick() {
-        if(getOpenStatus()!= Status.Close) return;
+        if (getOpenStatus() != Status.Close) return;
         ViewParent t = getParent();
         if (t instanceof AdapterView) {
             AdapterView view = (AdapterView) t;
             int p = view.getPositionForView(SwipeLayout.this);
-            if (p != AdapterView.INVALID_POSITION){
+            if (p != AdapterView.INVALID_POSITION) {
                 view.performItemClick(view.getChildAt(p - view.getFirstVisiblePosition()), p, view
                         .getAdapter().getItemId(p));
             }
         }
     }
+
     private boolean performAdapterViewItemLongClick() {
-        if(getOpenStatus()!= Status.Close) return false;
+        if (getOpenStatus() != Status.Close) return false;
         ViewParent t = getParent();
         if (t instanceof AdapterView) {
             AdapterView view = (AdapterView) t;
@@ -1039,11 +1064,12 @@ public class SwipeLayout extends FrameLayout {
         }
         return false;
     }
+
     @Override
     protected void onAttachedToWindow() {
         super.onAttachedToWindow();
-        if(insideAdapterView()){
-            if(clickListener==null){
+        if (insideAdapterView()) {
+            if (clickListener == null) {
                 setOnClickListener(new OnClickListener() {
                     @Override
                     public void onClick(View v) {
@@ -1051,7 +1077,7 @@ public class SwipeLayout extends FrameLayout {
                     }
                 });
             }
-            if(longClickListener==null){
+            if (longClickListener == null) {
                 setOnLongClickListener(new OnLongClickListener() {
                     @Override
                     public boolean onLongClick(View v) {
@@ -1062,13 +1088,17 @@ public class SwipeLayout extends FrameLayout {
             }
         }
     }
+
     OnClickListener clickListener;
+
     @Override
     public void setOnClickListener(OnClickListener l) {
         super.setOnClickListener(l);
         clickListener = l;
     }
+
     OnLongClickListener longClickListener;
+
     @Override
     public void setOnLongClickListener(OnLongClickListener l) {
         super.setOnLongClickListener(l);
@@ -1076,34 +1106,37 @@ public class SwipeLayout extends FrameLayout {
     }
 
     private Rect hitSurfaceRect;
-    private boolean isTouchOnSurface(MotionEvent ev){
+
+    private boolean isTouchOnSurface(MotionEvent ev) {
         View surfaceView = getSurfaceView();
-        if(surfaceView==null){
+        if (surfaceView == null) {
             return false;
         }
-        if(hitSurfaceRect == null){
+        if (hitSurfaceRect == null) {
             hitSurfaceRect = new Rect();
         }
         surfaceView.getHitRect(hitSurfaceRect);
         return hitSurfaceRect.contains((int) ev.getX(), (int) ev.getY());
     }
+
     private GestureDetector gestureDetector = new GestureDetector(getContext(), new SwipeDetector());
 
     class SwipeDetector extends GestureDetector.SimpleOnGestureListener {
         @Override
         public boolean onSingleTapUp(MotionEvent e) {
-            if(mClickToClose && isTouchOnSurface(e)){
+            if (mClickToClose && isTouchOnSurface(e)) {
                 close();
             }
             return super.onSingleTapUp(e);
         }
+
         @Override
         public boolean onDoubleTap(MotionEvent e) {
             if (mDoubleClickListener != null) {
                 View target;
                 View bottom = getCurrentBottomView();
                 View surface = getSurfaceView();
-                if (bottom!=null && e.getX() > bottom.getLeft() && e.getX() < bottom.getRight()
+                if (bottom != null && e.getX() > bottom.getLeft() && e.getX() < bottom.getRight()
                         && e.getY() > bottom.getTop() && e.getY() < bottom.getBottom()) {
                     target = bottom;
                 } else {
@@ -1151,27 +1184,32 @@ public class SwipeLayout extends FrameLayout {
         return mShowMode;
     }
 
-    /**return null if there is no surface view(no children) */
+    /**
+     * return null if there is no surface view(no children)
+     */
     public View getSurfaceView() {
-        if(getChildCount()==0) return null;
+        if (getChildCount() == 0) return null;
         return getChildAt(getChildCount() - 1);
     }
 
-    /**return null if there is no bottom view */
+    /**
+     * return null if there is no bottom view
+     */
     @Nullable
-    public View getCurrentBottomView(){
+    public View getCurrentBottomView() {
         List<View> bottoms = getBottomViews();
-        if(mCurrentDragEdge.ordinal() < bottoms.size()){
+        if (mCurrentDragEdge.ordinal() < bottoms.size()) {
             return bottoms.get(mCurrentDragEdge.ordinal());
         }
         return null;
     }
+
     /**
      * @return all bottomViews: left, top, right, bottom (may null if the edge is not set)
      */
     public List<View> getBottomViews() {
         ArrayList<View> bottoms = new ArrayList<View>();
-        for(DragEdge dragEdge : DragEdge.values()){
+        for (DragEdge dragEdge : DragEdge.values()) {
             bottoms.add(mDragEdges.get(dragEdge));
         }
         return bottoms;
@@ -1191,7 +1229,7 @@ public class SwipeLayout extends FrameLayout {
      */
     public Status getOpenStatus() {
         View surfaceView = getSurfaceView();
-        if(surfaceView==null){
+        if (surfaceView == null) {
             return Status.Close;
         }
         int surfaceLeft = surfaceView.getLeft();
@@ -1209,48 +1247,48 @@ public class SwipeLayout extends FrameLayout {
     /**
      * Process the surface release event.
      *
-     * @param xvel xVelocity
-     * @param yvel yVelocity
+     * @param xvel                 xVelocity
+     * @param yvel                 yVelocity
      * @param isCloseBeforeDragged the open state before drag
      */
     protected void processHandRelease(float xvel, float yvel, boolean isCloseBeforeDragged) {
         float minVelocity = mDragHelper.getMinVelocity();
         View surfaceView = getSurfaceView();
         DragEdge currentDragEdge = mCurrentDragEdge;
-        if(currentDragEdge == null || surfaceView == null){
+        if (currentDragEdge == null || surfaceView == null) {
             return;
         }
         float willOpenPercent = (isCloseBeforeDragged ? .25f : .75f);
-        if(currentDragEdge == DragEdge.Left){
-            if(xvel > minVelocity) open();
-            else if(xvel < -minVelocity) close();
-            else{
+        if (currentDragEdge == DragEdge.Left) {
+            if (xvel > minVelocity) open();
+            else if (xvel < -minVelocity) close();
+            else {
                 float openPercent = 1f * getSurfaceView().getLeft() / mDragDistance;
-                if(openPercent > willOpenPercent ) open();
+                if (openPercent > willOpenPercent) open();
                 else close();
             }
-        }else if(currentDragEdge == DragEdge.Right){
-            if(xvel > minVelocity) close();
-            else if(xvel < -minVelocity) open();
-            else{
+        } else if (currentDragEdge == DragEdge.Right) {
+            if (xvel > minVelocity) close();
+            else if (xvel < -minVelocity) open();
+            else {
                 float openPercent = 1f * (-getSurfaceView().getLeft()) / mDragDistance;
-                if(openPercent > willOpenPercent ) open();
+                if (openPercent > willOpenPercent) open();
                 else close();
             }
-        }else if(currentDragEdge == DragEdge.Top){
-            if(yvel > minVelocity) open();
-            else if(yvel < -minVelocity) close();
-            else{
+        } else if (currentDragEdge == DragEdge.Top) {
+            if (yvel > minVelocity) open();
+            else if (yvel < -minVelocity) close();
+            else {
                 float openPercent = 1f * getSurfaceView().getTop() / mDragDistance;
-                if(openPercent > willOpenPercent ) open();
+                if (openPercent > willOpenPercent) open();
                 else close();
             }
-        }else if(currentDragEdge == DragEdge.Bottom){
-            if(yvel > minVelocity) close();
-            else if(yvel < -minVelocity) open();
-            else{
+        } else if (currentDragEdge == DragEdge.Bottom) {
+            if (yvel > minVelocity) close();
+            else if (yvel < -minVelocity) open();
+            else {
                 float openPercent = 1f * (-getSurfaceView().getTop()) / mDragDistance;
-                if(openPercent > willOpenPercent ) open();
+                if (openPercent > willOpenPercent) open();
                 else close();
             }
         }
@@ -1269,7 +1307,7 @@ public class SwipeLayout extends FrameLayout {
 
     public void open(boolean smooth, boolean notify) {
         View surface = getSurfaceView(), bottom = getCurrentBottomView();
-        if(surface == null){
+        if (surface == null) {
             return;
         }
         int dx, dy;
@@ -1282,7 +1320,7 @@ public class SwipeLayout extends FrameLayout {
             surface.layout(rect.left, rect.top, rect.right, rect.bottom);
             if (getShowMode() == ShowMode.PullOut) {
                 Rect bRect = computeBottomLayoutAreaViaSurface(ShowMode.PullOut, rect);
-                if(bottom!=null){
+                if (bottom != null) {
                     bottom.layout(bRect.left, bRect.top, bRect.right, bRect.bottom);
                 }
             }
@@ -1330,7 +1368,7 @@ public class SwipeLayout extends FrameLayout {
      */
     public void close(boolean smooth, boolean notify) {
         View surface = getSurfaceView();
-        if(surface==null){
+        if (surface == null) {
             return;
         }
         int dx, dy;
@@ -1364,6 +1402,7 @@ public class SwipeLayout extends FrameLayout {
 
     /**
      * a helper function to compute the Rect area that surface will hold in.
+     *
      * @param open open status or close status.
      */
     private Rect computeSurfaceLayoutArea(boolean open) {
@@ -1396,9 +1435,9 @@ public class SwipeLayout extends FrameLayout {
 
             if (mCurrentDragEdge == DragEdge.Left || mCurrentDragEdge == DragEdge.Right) {
                 bb = rect.bottom;
-                br = bl + (bottomView == null? 0 :bottomView.getMeasuredWidth());
+                br = bl + (bottomView == null ? 0 : bottomView.getMeasuredWidth());
             } else {
-                bb = bt + (bottomView == null? 0 :bottomView.getMeasuredHeight());
+                bb = bt + (bottomView == null ? 0 : bottomView.getMeasuredHeight());
                 br = rect.right;
             }
         } else if (mode == ShowMode.LayDown) {
@@ -1438,7 +1477,7 @@ public class SwipeLayout extends FrameLayout {
     }
 
     public interface DoubleClickListener {
-        public void onDoubleClick(SwipeLayout layout, boolean surface);
+        void onDoubleClick(SwipeLayout layout, boolean surface);
     }
 
     private int dp2px(float dp) {
@@ -1446,34 +1485,41 @@ public class SwipeLayout extends FrameLayout {
     }
 
 
-    /**Deprecated, use {@link #setDrag(DragEdge, View)} */
+    /**
+     * Deprecated, use {@link #setDrag(DragEdge, View)}
+     */
     @Deprecated
     public void setDragEdge(DragEdge dragEdge) {
         clearDragEdge();
-        if(getChildCount() >= 2){
-            mDragEdges.put(dragEdge, getChildAt(getChildCount()-2));
+        if (getChildCount() >= 2) {
+            mDragEdges.put(dragEdge, getChildAt(getChildCount() - 2));
         }
         setCurrentDragEdge(dragEdge);
     }
 
     protected void onViewRemoved(View child) {
-        for(Map.Entry<DragEdge, View> entry : new HashMap<DragEdge, View>(mDragEdges).entrySet()){
-            if(entry.getValue() == child){
+        for (Map.Entry<DragEdge, View> entry : new HashMap<DragEdge, View>(mDragEdges).entrySet()) {
+            if (entry.getValue() == child) {
                 mDragEdges.remove(entry.getKey());
             }
         }
     }
-    public Map<DragEdge, View> getDragEdgeMap(){
+
+    public Map<DragEdge, View> getDragEdgeMap() {
         return mDragEdges;
     }
 
-    /**Deprecated, use {@link #getDragEdgeMap()} */
+    /**
+     * Deprecated, use {@link #getDragEdgeMap()}
+     */
     @Deprecated
     public List<DragEdge> getDragEdges() {
         return new ArrayList<DragEdge>(mDragEdges.keySet());
     }
 
-    /**Deprecated, use {@link #setDrag(DragEdge, View)} */
+    /**
+     * Deprecated, use {@link #setDrag(DragEdge, View)}
+     */
     @Deprecated
     public void setDragEdges(List<DragEdge> dragEdges) {
         clearDragEdge();
@@ -1481,19 +1527,22 @@ public class SwipeLayout extends FrameLayout {
             DragEdge dragEdge = dragEdges.get(i);
             mDragEdges.put(dragEdge, getChildAt(i));
         }
-        if(dragEdges.size()==0 || dragEdges.contains(DefaultDragEdge)){
+        if (dragEdges.size() == 0 || dragEdges.contains(DefaultDragEdge)) {
             setCurrentDragEdge(DefaultDragEdge);
-        }else{
+        } else {
             setCurrentDragEdge(dragEdges.get(0));
         }
     }
 
-    /**Deprecated, use {@link #addDrag(DragEdge, View)} */
+    /**
+     * Deprecated, use {@link #addDrag(DragEdge, View)}
+     */
     @Deprecated
     public void setDragEdges(DragEdge... mDragEdges) {
         clearDragEdge();
         setDragEdges(Arrays.asList(mDragEdges));
     }
+
     /**
      * Deprecated, use {@link #addDrag(DragEdge, View)}
      * When using multiple drag edges it's a good idea to pass the ids of the views that
@@ -1508,27 +1557,30 @@ public class SwipeLayout extends FrameLayout {
     }
 
     private float getCurrentOffset() {
-        if(mCurrentDragEdge==null) return 0;
+        if (mCurrentDragEdge == null) return 0;
         return mEdgeSwipesOffset[mCurrentDragEdge.ordinal()];
     }
 
-    private void setCurrentDragEdge(DragEdge dragEdge){
+    private void setCurrentDragEdge(DragEdge dragEdge) {
         mCurrentDragEdge = dragEdge;
         updateBottomViews();
     }
 
     private void updateBottomViews() {
         View currentBottomView = getCurrentBottomView();
-        if(currentBottomView!=null){
+        if (currentBottomView != null) {
             if (mCurrentDragEdge == DragEdge.Left || mCurrentDragEdge == DragEdge.Right) {
                 mDragDistance = currentBottomView.getMeasuredWidth() - dp2px(getCurrentOffset());
+            } else {
+                mDragDistance = currentBottomView.getMeasuredHeight() - dp2px(getCurrentOffset());
             }
-            else mDragDistance = currentBottomView.getMeasuredHeight() - dp2px(getCurrentOffset());
         }
 
-        if (mShowMode == ShowMode.PullOut)
+        if (mShowMode == ShowMode.PullOut) {
             layoutPullOut();
-        else if (mShowMode == ShowMode.LayDown) layoutLayDown();
+        } else if (mShowMode == ShowMode.LayDown) {
+            layoutLayDown();
+        }
 
         safeBottomView();
     }