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Commit bbf7b4cd authored by Pieter-Jan Vandormael's avatar Pieter-Jan Vandormael
Browse files

Fix issue #13366. Take account of stackFromBottom in 


computeVerticalScrollOffset().

Change-Id: I743708ef1ac05e358840f37010de36b7d0c6a346
Signed-off-by: default avatarPieter-Jan Vandormael <ezelspinguin@gmail.com>
parent 0cf34218

core/java/android/widget/GridView.java

+6 −1
Original line number Diff line number Diff line
@@ -2095,8 +2095,13 @@ public class GridView extends AbsListView { 
            int height = view.getHeight();

            if (height > 0) {

                final int numColumns = mNumColumns;

                final int whichRow = mFirstPosition / numColumns;

                final int rowCount = (mItemCount + numColumns - 1) / numColumns;

                // In case of stackFromBottom the calculation of whichRow needs

                // to take into account that counting from the top the first row

                // might not be entirely filled.

                final int oddItemsOnFirstRow = isStackFromBottom() ? ((rowCount * numColumns) -

                        mItemCount) : 0;

                final int whichRow = (mFirstPosition + oddItemsOnFirstRow) / numColumns;

                return Math.max(whichRow * 100 - (top * 100) / height +

                        (int) ((float) mScrollY / getHeight() * rowCount * 100), 0);

            }