Android开源--DragSortListview

/**
 * 	一个简单的例子 
 * 	@author Lean  @date:2014-10-23  
 */
public class MainActivity extends Activity {

	private DragSortListView mDslv;
	private DragSortController mController;
	
    ArrayAdapter<String> adapter;
    
    private DragSortListView.DropListener onDrop =
            new DragSortListView.DropListener() {
                @Override
                public void drop(int from, int to) {
                    if (from != to) {
                    	//上下拖动时,手指释放瞬间调用
                        String item = adapter.getItem(from);
                        adapter.remove(item);
                        adapter.insert(item, to);
                    }
                }
            };

    private DragSortListView.RemoveListener onRemove = 
            new DragSortListView.RemoveListener() {
                @Override
                public void remove(int which) {
                	//删除位置成功调用
                    adapter.remove(adapter.getItem(which));
                }
            };
    
	
	@Override
	protected void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		setContentView(R.layout.activity_main);

		mDslv = (DragSortListView) findViewById(android.R.id.list);
		//打开拖动开关,如果不打开 右滑操作没反应
		mDslv.setDragEnabled(true);
		//设置监听器
		mDslv.setDropListener(onDrop);
        mDslv.setRemoveListener(onRemove);
		
		mController = buildController(mDslv);
		//设置悬浮框管理器,点击监听器
		mDslv.setFloatViewManager(mController);
		mDslv.setOnTouchListener(mController);

        setListAdapter();

	}

	public DragSortController buildController(DragSortListView dslv) {
        DragSortController controller = new DragSortController(dslv);
        //设置拖动对象 id映射View
        controller.setDragHandleId(R.id.drag_rl);
        //设置移除开关
        controller.setRemoveEnabled(true);
        //设置拖动/移除 模式
        controller.setDragInitMode(DragSortController.ON_DRAG);
        controller.setRemoveMode(DragSortController.FLING_REMOVE);
        return controller;
    }

    public void setListAdapter() {
    	String[] array = getResources().getStringArray(R.array.jazz_artist_names);
        ArrayList<String> list = new ArrayList<String>(Arrays.asList(array));
        adapter = new ArrayAdapter<String>(this, R.layout.list_item_handle_left, R.id.text, list);
        mDslv.setAdapter(adapter);
    }
    
}