Enable Talkback for long clicking contacts

import android.os.Bundle;

import android.provider.ContactsContract;

import android.text.TextUtils;

import android.view.accessibility.AccessibilityEvent;

import java.util.TreeSet;

                    mCheckBoxListListener.onStartDisplayingCheckBoxes();

                }

                getAdapter().toggleSelectionOfContactId(Long.valueOf(contactId));

                // Sending an accessibility event of TYPE_VIEW_CLICKED and forcing Talkback to be

                // performed on the checkbox.

                // We need to:

                // 1. consider the difference between position and adjPosition;

                // 2. make sure the list item is not null before sending the event.

                final int adjPosition = position + getListView().getHeaderViewsCount();

                if (getListView() != null && adjPosition < getListView().getChildCount()) {

                    getListView().getChildAt(adjPosition).sendAccessibilityEvent(AccessibilityEvent

                            .TYPE_VIEW_CLICKED);

                }

            }

        }

        final int nowSelectedCount = getAdapter().getSelectedContactIds().size();