Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 47757164 authored by Ta-wei Yen's avatar Ta-wei Yen
Browse files

Fixed contacts tab reset to top after lock/unlock 

+ save and restore list view position in ContactEntryListFragment
  when the fragment is not recreated.

Bug:19982820
Change-Id: I65f8f42f0088f8507e81990d73c301e5697055ae
parent aa85838f

src/com/android/contacts/common/list/ContactEntryListFragment.java

+16 −0
Original line number Diff line number Diff line
@@ -113,6 +113,12 @@ public abstract class ContactEntryListFragment<T extends ContactEntryListAdapter 
    private View mView;

    private ListView mListView;



    /**

     * Used to save the scrolling state of the list when the fragment is not recreated.

     */

    private int mListViewTopIndex;

    private int mListViewTopOffset;



    /**

     * Used for keeping track of the scroll state of the list.

     */
@@ -873,6 +879,11 @@ public abstract class ContactEntryListFragment<T extends ContactEntryListAdapter 


    @Override

    public void onPause() {

        // Save the scrolling state of the list view

        mListViewTopIndex = mListView.getFirstVisiblePosition();

        View v = mListView.getChildAt(0);

        mListViewTopOffset = (v == null) ? 0 : (v.getTop() - mListView.getPaddingTop());



        super.onPause();

        removePendingDirectorySearchRequests();

    }
@@ -884,6 +895,11 @@ public abstract class ContactEntryListFragment<T extends ContactEntryListAdapter 
        if (mListState != null) {

            mListView.onRestoreInstanceState(mListState);

            mListState = null;

        } else {

            // Restore the scrolling state of the list view.

            // This has to be done manually be cause if the list view have its' emptyView set,

            // the scrolling state will be reset when clearPartitions() is called on the adapter.

            mListView.setSelectionFromTop(mListViewTopIndex, mListViewTopOffset);

        }

    }