ExpandableListView 長押し処理実装方法 (for Android)

ExpandableListViewTest.java

// ExpandableListView 長押し時処理実装方法
// イベント発生順番
// (1) OnItemLongClickListener#onItemLongClick
// (2) OnCreateContextMenuListener#onCreateContextMenu

expandableListView.setOnItemLongClickListener(new OnItemLongClickListener() {
    @Override
    public boolean onItemLongClick(AdapterView<?> parent, View view, int position, long id) {
        // 選択要素位置
        int groupPosition = ExpandableListView.getPackedPositionGroup(id);
        int childPosition = ExpandableListView.getPackedPositionChild(id);

        int packedPositionType = ExpandableListView.getPackedPositionType(id);
        if (packedPositionType == ExpandableListView.PACKED_POSITION_TYPE_GROUP) {
            // group
        } else if (packedPositionType == ExpandableListView.PACKED_POSITION_TYPE_CHILDP) {
            // child
        }
        return false;
    }
});

expandableListView.setOnCreateContextMenuListener(new OnCreateContextMenuListener() {
    @Override
    public void onCreateContextMenu(ContextMenu menu, View v, ContextMenuInfo menuInfo) {
        // 選択要素位置
        long packedPosition = ((ExpandableListContextMenuInfo) menuInfo).packedPosition;
        int groupPosition = ExpandableListView.getPackedPositionGroup(packedPosition);
        int childPosition = ExpandableListView.getPackedPositionChild(packedPosition);

        int packedPositionType = ExpandableListView.getPackedPositionType(packedPosition);
        if (packedPositionType == ExpandableListView.PACKED_POSITION_TYPE_GROUPD) {
            // group
        } else if (packedPositionType == ExpandableListView.PACKED_POSITION_TYPE_CHILD) {
            // child
        }
    }
});

参考URL
http://stackoverflow.com/questions/2353074/android-long-click-on-the-child-views-of-a-expandablelistview