Examples with OnWXScrollListener com.taobao.weex.common.OnWXScrollListener used on opensource projects

Example 1 with OnWXScrollListener

use of com.taobao.weex.common.OnWXScrollListener in project weex-example by KalicyZhou.

the class BasicListComponent method initComponentHostView.

@Override
protected T initComponentHostView(@NonNull Context context) {
    T bounceRecyclerView = generateListView(context, getOrientation());
    String transforms = (String) getDomObject().getAttrs().get(TRANSFORM);
    if (transforms != null) {
        bounceRecyclerView.getInnerView().addItemDecoration(parseTransforms(transforms));
    }
    RecyclerViewBaseAdapter recyclerViewBaseAdapter = new RecyclerViewBaseAdapter<>(this);
    recyclerViewBaseAdapter.setHasStableIds(true);
    bounceRecyclerView.setRecyclerViewBaseAdapter(recyclerViewBaseAdapter);
    bounceRecyclerView.setOverScrollMode(View.OVER_SCROLL_NEVER);
    bounceRecyclerView.getInnerView().clearOnScrollListeners();
    bounceRecyclerView.getInnerView().addOnScrollListener(mViewOnScrollListener);
    bounceRecyclerView.getInnerView().addOnScrollListener(new RecyclerView.OnScrollListener() {

        @Override
        public void onScrollStateChanged(RecyclerView recyclerView, int newState) {
            super.onScrollStateChanged(recyclerView, newState);
            if (newState == RecyclerView.SCROLL_STATE_IDLE) {
                for (ListBaseViewHolder holder : recycleViewList) {
                    if (holder != null && holder.getComponent() != null && !holder.getComponent().isUsing()) {
                        recycleImage(holder.getView());
                    }
                }
                recycleViewList.clear();
            }
            List<OnWXScrollListener> listeners = getInstance().getWXScrollListeners();
            if (listeners != null && listeners.size() > 0) {
                for (OnWXScrollListener listener : listeners) {
                    if (listener != null) {
                        View topView = recyclerView.getChildAt(0);
                        if (topView != null) {
                            int y = topView.getTop();
                            listener.onScrollStateChanged(recyclerView, 0, y, newState);
                        }
                    }
                }
            }
        }

        @Override
        public void onScrolled(RecyclerView recyclerView, int dx, int dy) {
            super.onScrolled(recyclerView, dx, dy);
            List<OnWXScrollListener> listeners = getInstance().getWXScrollListeners();
            if (listeners != null && listeners.size() > 0) {
                for (OnWXScrollListener listener : listeners) {
                    if (listener != null) {
                        listener.onScrolled(recyclerView, dx, dy);
                    }
                }
            }
        }
    });
    bounceRecyclerView.getViewTreeObserver().addOnGlobalLayoutListener(new ViewTreeObserver.OnGlobalLayoutListener() {

        @TargetApi(Build.VERSION_CODES.JELLY_BEAN)
        @Override
        public void onGlobalLayout() {
            T view;
            if ((view = getHostView()) == null)
                return;
            mViewOnScrollListener.onScrolled(view.getInnerView(), 0, 0);
            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN) {
                view.getViewTreeObserver().removeOnGlobalLayoutListener(this);
            } else {
                view.getViewTreeObserver().removeGlobalOnLayoutListener(this);
            }
        }
    });
    return bounceRecyclerView;
}

Example 2 with OnWXScrollListener

use of com.taobao.weex.common.OnWXScrollListener in project weex-example by KalicyZhou.

the class WXScroller method initComponentHostView.

@Override
protected ViewGroup initComponentHostView(@NonNull Context context) {
    String scroll;
    if (getDomObject() == null || getDomObject().getAttrs().isEmpty()) {
        scroll = "vertical";
    } else {
        scroll = getDomObject().getAttrs().getScrollDirection();
    }
    ViewGroup host;
    if (("horizontal").equals(scroll)) {
        mOrientation = Constants.Orientation.HORIZONTAL;
        WXHorizontalScrollView scrollView = new WXHorizontalScrollView(context);
        mRealView = new FrameLayout(context);
        scrollView.setScrollViewListener(new WXHorizontalScrollView.ScrollViewListener() {

            @Override
            public void onScrollChanged(WXHorizontalScrollView scrollView, int x, int y, int oldx, int oldy) {
                procAppear(x, y, oldx, oldy);
            }
        });
        FrameLayout.LayoutParams layoutParams = new FrameLayout.LayoutParams(LayoutParams.MATCH_PARENT, LayoutParams.MATCH_PARENT);
        scrollView.addView(mRealView, layoutParams);
        scrollView.setHorizontalScrollBarEnabled(false);
        host = scrollView;
    } else {
        mOrientation = Constants.Orientation.VERTICAL;
        BounceScrollerView scrollerView = new BounceScrollerView(context, mOrientation, this);
        mRealView = new FrameLayout(context);
        WXScrollView innerView = scrollerView.getInnerView();
        innerView.addScrollViewListener(this);
        FrameLayout.LayoutParams layoutParams = new FrameLayout.LayoutParams(LayoutParams.MATCH_PARENT, LayoutParams.MATCH_PARENT);
        innerView.addView(mRealView, layoutParams);
        innerView.setVerticalScrollBarEnabled(true);
        innerView.addScrollViewListener(new WXScrollViewListener() {

            @Override
            public void onScrollChanged(WXScrollView scrollView, int x, int y, int oldx, int oldy) {
            }

            @Override
            public void onScrollToBottom(WXScrollView scrollView, int x, int y) {
            }

            @Override
            public void onScrollStopped(WXScrollView scrollView, int x, int y) {
                List<OnWXScrollListener> listeners = getInstance().getWXScrollListeners();
                if (listeners != null && listeners.size() > 0) {
                    for (OnWXScrollListener listener : listeners) {
                        if (listener != null) {
                            listener.onScrollStateChanged(scrollView, x, y, OnWXScrollListener.IDLE);
                        }
                    }
                }
            }

            @Override
            public void onScroll(WXScrollView scrollView, int x, int y) {
                List<OnWXScrollListener> listeners = getInstance().getWXScrollListeners();
                if (listeners != null && listeners.size() > 0) {
                    for (OnWXScrollListener listener : listeners) {
                        if (listener != null) {
                            listener.onScrolled(scrollView, x, y);
                        }
                    }
                }
            }
        });
        host = scrollerView;
    }
    host.getViewTreeObserver().addOnGlobalLayoutListener(new ViewTreeObserver.OnGlobalLayoutListener() {

        @TargetApi(Build.VERSION_CODES.JELLY_BEAN)
        @Override
        public void onGlobalLayout() {
            procAppear(0, 0, 0, 0);
            View view;
            if ((view = getHostView()) == null) {
                return;
            }
            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN) {
                view.getViewTreeObserver().removeOnGlobalLayoutListener(this);
            } else {
                view.getViewTreeObserver().removeGlobalOnLayoutListener(this);
            }
        }
    });
    return host;
}