eclipse-sailing-analytics/sailing-analytics
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fix: item swap considering whole range

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This commit is contained in:
Robert Benedikt committed 2020-02-20 16:38:34 +01:00
1 parent 0eac5c09d8
commit b288fd04bf
1 file changed
+15 -10
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mobile/com.sap.sailing.racecommittee.app/src/com/sap/sailing/racecommittee/app/ui/adapters/dragandswipelist/BaseDraggableSwipeAdapter.java
+15 -10
View File
@@ -1,11 +1,11 @@
package com.sap.sailing.racecommittee.app.ui.adapters.dragandswipelist;
import java.util.Collections;
import java.util.List;
import android.content.Context;
import android.support.v7.widget.RecyclerView;
import java.util.Collections;
import java.util.List;
public abstract class BaseDraggableSwipeAdapter<VH extends RecyclerView.ViewHolder> extends RecyclerView.Adapter<VH>
implements ItemTouchHelperAdapter {
@@ -40,17 +40,23 @@ public abstract class BaseDraggableSwipeAdapter<VH extends RecyclerView.ViewHold
* Implementations should call {@link RecyclerView.Adapter#notifyItemMoved(int, int)} after adjusting the underlying
* data to reflect this move.
*
* @param fromPosition
* The start position of the moved item.
* @param toPosition
* Then resolved position of the moved item.
* @param fromPosition The start position of the moved item.
* @param toPosition Then resolved position of the moved item.
* @return True if the item was moved to the new adapter position.
* @see RecyclerView#getAdapterPositionFor(RecyclerView.ViewHolder)
* @see RecyclerView.ViewHolder#getAdapterPosition()
*/
@Override
public boolean onItemMove(int fromPosition, int toPosition) {
Collections.swap(mItems, fromPosition, toPosition);
if (fromPosition < toPosition) {
for (int i = fromPosition; i < toPosition; i++) {
Collections.swap(mItems, i, i + 1);
}
} else if (fromPosition > toPosition) {
for (int i = fromPosition; i > toPosition; i--) {
Collections.swap(mItems, i, i - 1);
}
}
notifyItemMoved(fromPosition, toPosition);
return true;
}
@@ -61,8 +67,7 @@ public abstract class BaseDraggableSwipeAdapter<VH extends RecyclerView.ViewHold
* Implementations should call {@link RecyclerView.Adapter#notifyItemRemoved(int)} after adjusting the underlying
* data to reflect this removal.
*
* @param position
* The position of the item dismissed.
* @param position The position of the item dismissed.
* @see RecyclerView#getAdapterPositionFor(RecyclerView.ViewHolder)
* @see RecyclerView.ViewHolder#getAdapterPosition()
*/