Add longPress support.

Author: Raúl Pedro Fernandes Santos

HorizontalListView.java

@@ -57,6 +57,7 @@ public class HorizontalListView extends AdapterView<ListAdapter> {
 	private Queue<View> mRemovedViewQueue = new LinkedList<View>();
 	private OnItemSelectedListener mOnItemSelected;
 	private OnItemClickListener mOnItemClicked;
+	private OnItemLongClickListener mOnItemLongClicked;
 	private boolean mDataChanged = false;
 
 
@@ -86,6 +87,11 @@ public void setOnItemClickListener(AdapterView.OnItemClickListener listener){
 		mOnItemClicked = listener;
 	}
 
+	@Override
+	public void setOnItemLongClickListener(AdapterView.OnItemLongClickListener listener) {
+		mOnItemLongClicked = listener;
+	}
+
 	private DataSetObserver mDataObserver = new DataSetObserver() {
 
 		@Override
@@ -353,8 +359,27 @@ public boolean onSingleTapConfirmed(MotionEvent e) {
 			return true;
 		}
 
-		
-		
+		@Override
+		public void onLongPress(MotionEvent e) {
+			Rect viewRect = new Rect();
+			int childCount = getChildCount();
+			for (int i = 0; i < childCount; i++) {
+				View child = getChildAt(i);
+				int left = child.getLeft();
+				int right = child.getRight();
+				int top = child.getTop();
+				int bottom = child.getBottom();
+				viewRect.set(left, top, right, bottom);
+				if (viewRect.contains((int) e.getX(), (int) e.getY())) {
+					if (mOnItemLongClicked != null) {
+						mOnItemLongClicked.onItemLongClick(HorizontalListView.this, child, mLeftViewIndex + 1 + i, mAdapter.getItemId(mLeftViewIndex + 1 + i));
+					}
+					break;
+				}
+
+			}
+		}
+
 	};