android.widget.AbsListView#setOnScrollListener ( )源码实例Demo

void attach(AbsListView listView) {
    //获得原始监听器，用作转发
    Field[] declaredFields = AbsListView.class.getDeclaredFields();
    if (declaredFields != null) {
        for (Field field : declaredFields) {
            if (AbsListView.OnScrollListener.class.equals(field.getType())) {
                try {
                    field.setAccessible(true);
                    Object listener = field.get(listView);
                    if (listener != null && !listView.equals(listener)) {
                        mScrollListener = (AbsListView.OnScrollListener) listener;
                    }
                } catch (IllegalAccessException e) {
                    e.printStackTrace();
                }
            }
        }
    }
    listView.setOnScrollListener(this);
}
 

public void attachToListView(@NonNull AbsListView listView, ScrollDirectionListener listener) {
    AbsListViewScrollDetectorImpl scrollDetector = new AbsListViewScrollDetectorImpl();
    scrollDetector.setListener(listener);
    scrollDetector.setListView(listView);
    scrollDetector.setScrollThreshold(mScrollThreshold);
    listView.setOnScrollListener(scrollDetector);
}
 

public void attachToListView(@NonNull AbsListView listView, ScrollDirectionListener listener) {
    AbsListViewScrollDetectorImpl scrollDetector = new AbsListViewScrollDetectorImpl();
    scrollDetector.setListener(listener);
    scrollDetector.setListView(listView);
    scrollDetector.setScrollThreshold(mScrollThreshold);
    listView.setOnScrollListener(scrollDetector);
}
 

public void attachToListView(@NonNull AbsListView listView, ScrollDirectionListener listener) {
    AbsListViewScrollDetectorImpl scrollDetector = new AbsListViewScrollDetectorImpl();
    scrollDetector.setListener(listener);
    scrollDetector.setListView(listView);
    scrollDetector.setScrollThreshold(mScrollThreshold);
    listView.setOnScrollListener(scrollDetector);
}
 

@Override
public void setAbsListView(final AbsListView listView) {
    super.setAbsListView(listView);
    mContextualUndoListViewTouchListener = new ContextualUndoListViewTouchListener(listView, this);
    mContextualUndoListViewTouchListener.setIsParentHorizontalScrollContainer(isParentHorizontalScrollContainer());
    mContextualUndoListViewTouchListener.setTouchChild(getTouchChild());
    listView.setOnTouchListener(mContextualUndoListViewTouchListener);
    listView.setOnScrollListener(mContextualUndoListViewTouchListener.makeScrollListener());
    listView.setOnHierarchyChangeListener(new HierarchyChangeListener());
}
 

public ScrollTriggeredAnimator(AbsListView absListView, View animationTarget) {
  super();

  mAnimationTarget = animationTarget;

  int scrollBarPanelFadeDuration = 250; // ViewConfiguration.getScrollBarFadeDuration();
  mInDuration = scrollBarPanelFadeDuration;
  mOutDuration = scrollBarPanelFadeDuration * 4;

  absListView.setOnScrollListener(setupListener());
}
 

public void attachToListView(@NonNull AbsListView listView,
                             ScrollDirectionListener scrollDirectionListener,
                             AbsListView.OnScrollListener onScrollListener) {
    AbsListViewScrollDetectorImpl scrollDetector = new AbsListViewScrollDetectorImpl();
    scrollDetector.setScrollDirectionListener(scrollDirectionListener);
    scrollDetector.setOnScrollListener(onScrollListener);
    scrollDetector.setListView(listView);
    scrollDetector.setScrollThreshold(DensityUtil.dip2px(MainApp.CONTEXT, 4));
    listView.setOnScrollListener(scrollDetector);
}
 

public void attachToListView(@NonNull AbsListView listView,
                             ScrollDirectionListener scrollDirectionListener,
                             AbsListView.OnScrollListener onScrollListener) {
    AbsListViewScrollDetectorImpl scrollDetector = new AbsListViewScrollDetectorImpl();
    scrollDetector.setScrollDirectionListener(scrollDirectionListener);
    scrollDetector.setOnScrollListener(onScrollListener);
    scrollDetector.setListView(listView);
    scrollDetector.setScrollThreshold(mScrollThreshold);
    listView.setOnScrollListener(scrollDetector);
}
 

public void listenTo(AbsListView listView) {
    ZogUtils.printLog(FloatingView.class, "listenTo listView: " + listView);

    if (null != listView) {
        listView.setOnScrollListener(new DirectionScrollListener(this));
    }
}
 

public BaseCommonAdapter(AbsListView listView, Collection<T> data) {
    if(data != null){
        dataList = data;
    }
    else{
        dataList = new ArrayList<T>(0);
    }
    if(listView != null){
        mContext = listView.getContext();
        listView.setOnScrollListener(this);
    }
}
 

public AbsListViewHelper(final AbsListView absListView, final Bundle savedState) {
    this.absListView = absListView;
    this.savedState = savedState;
    absListView.setClipToPadding(false);
    absListView.setOnScrollListener(scrollListener);

    if (savedState != null) {
        paddingTop = savedState.getInt("ABS_LIST_VIEW_HELPER_PADDING_TOP");
        paddingBottom = savedState.getInt("ABS_LIST_VIEW_HELPER_PADDING_BOTTOM");

        absListView.setPadding(
                absListView.getPaddingLeft(), paddingTop,
                absListView.getPaddingRight(), paddingBottom);
    }
}
 

/**
 * Makes a new request to the server with the given query.
 */
public void search() {
    if (getActivity() != null) {
        listView = (AbsListView) getActivity().findViewById(R.id.movieslist);
        searchList = new ArrayList<>();
        searchAdapter = new SearchAdapter(getActivity(), R.layout.row, searchList);
        listView.setAdapter(searchAdapter);
        endlessScrollListener = new EndlessScrollListener();
        listView.setOnScrollListener(endlessScrollListener);
        final JSONAsyncTask request = new JSONAsyncTask();
        new Thread(new Runnable() {
            public void run() {
                try {
                    request.execute(MovieDB.url + "search/multi?query=" + getQuery() + "?&api_key=" + MovieDB.key).get(10000, TimeUnit.MILLISECONDS);
                } catch (TimeoutException | ExecutionException | InterruptedException e) {
                    request.cancel(true);
                    // we abort the http request, else it will cause problems and slow connection later
                    if (conn != null)
                        conn.disconnect();
                    toastLoadingMore.cancel();
                    if (getActivity() != null) {
                        getActivity().runOnUiThread(new Runnable() {
                            public void run() {
                                Toast.makeText(getActivity(), getResources().getString(R.string.timeout), Toast.LENGTH_SHORT).show();
                            }
                        });
                    }
                }
            }
        }).start();
    }
}
 

@Override
public void setAbsListView(AbsListView listView) {
	super.setAbsListView(listView);
	mContextualUndoListViewTouchListener = new ContextualUndoListViewTouchListener(listView, this);
	mContextualUndoListViewTouchListener.setIsParentHorizontalScrollContainer(isParentHorizontalScrollContainer());
	mContextualUndoListViewTouchListener.setTouchChild(getTouchChild());
	listView.setOnTouchListener(mContextualUndoListViewTouchListener);
	listView.setOnScrollListener(mContextualUndoListViewTouchListener.makeScrollListener());
	listView.setRecyclerListener(new RecycleViewListener());
}
 

public AbsListViewQuickReturnAttacher(AbsListView listView) {
  this.absListView = listView;
  listView.setOnScrollListener(onScrollListener);
  listView.setOnItemClickListener(this);
  listView.setOnItemLongClickListener(this);
}
 

public void listenTo(AbsListView listView) {
    if (null != listView) {
        listView.setOnScrollListener(new DirectionScrollListener(this));
    }
}
 

public void listenTo(AbsListView listView) {
    if (null != listView) {
        listView.setOnScrollListener(new DirectionScrollListener(this));
    }
}
 

@Override
protected void onCreate(Bundle savedInstanceState) {
	super.onCreate(savedInstanceState);

	if (getIntent() != null)
		type = getIntent().getIntExtra(LIST_TYPE_INT, 0);
	switch (type) {

	case type_grid_view:
		setContentView(R.layout.activity_grid_demo);
		VlistViewHolder.type = R.layout.vlist_view_holder2;
		break;
	default:
	case type_list_view:
		setContentView(R.layout.activity_list_demo);
		VlistViewHolder.type = R.layout.vlist_view_holder;
	}
	adapter = new XAdapter2<Vlist>(this, null, VlistViewHolder.class);
	adapter.setClickItemListener(this);// 设置item的点击事件;
	adapter.setLongClickItemListener(this);// 设置item的长按事件;
	adapter.setOnDataChang(new IXDataListener() {

		TextView textView = new TextView(getBaseContext());
		{
			textView.setGravity(Gravity.CENTER);
			textView.setText("没有数据");
			ViewGroup v = (ViewGroup) findViewById(getLayoutId());
			v.addView(textView, 0);
		}

		@Override
		public void onDataEmpty() {

			textView.setVisibility(View.VISIBLE);

		}

		@Override
		public void onDataChange() {
			if (textView.getVisibility() == View.VISIBLE)
				textView.setVisibility(View.GONE);
		}
	});

	listView = (AbsListView) findViewById(R.id.bton_listview);
	listView.setAdapter(adapter);
	listView.setOnScrollListener(adapter.getOnScrollListener(null));

	swipeRefreshLayout = (SwipeRefreshLayout) findViewById(R.id.swrefresh);
	swipeRefreshLayout.setOnRefreshListener(this);
	onRefresh();

}
 

public void setOnScrollListenerToListView(AbsListView view) {
    if (view != null) {
        view.setOnScrollListener(mOnScrollListener);
    }
}
 

/**
 * Set associated list view, then this layout will only be able to drag down when the list
 * view is scrolled to top.
 *
 * @param listView
 */
public void setAssociatedListView(AbsListView listView) {
    listView.setOnScrollListener(associatedListViewListener);
    updateListViewScrollState(listView);
}
 

/**
 * Set associated list view, then this layout will only be able to drag down when the list
 * view is scrolled to top.
 *
 * @param listView
 */
public void setAssociatedListView(AbsListView listView) {
    listView.setOnScrollListener(associatedListViewListener);
    updateListViewScrollState(listView);
}