另一个Recycler View内部有一个Recycler View,两者都需要垂直滚动。 “外部回收者” View 可以正确滚动,但不能“内部回收者” View 滚动。
这是代码:
LinearLayoutManager mLayoutManager = new LinearLayoutManager(ViewActivity.this);
outerRecyclerView.setLayoutManager(mLayoutManager);
ViewAdapter adapter = new ViewAdapter(ViewActivity.this);
outerRecyclerView.setAdapter(adapter);
ViewAdapter如下:
public void onBindViewHolder(ViewAdapter.ViewViewHolder holder, int position)
{
//RECYCLER VIEW
//TODO: Inner Recycler view scroll movement
LinearLayoutManager mLayoutManager = new LinearLayoutManager(context);
holder.protocolRecyclerView.setLayoutManager(mLayoutManager);
ViewProtocolAdapter adapter = new ViewProtocolAdapter(context);
holder.protocolRecyclerView.setAdapter(adapter);
}
我已经在两个回收站 View 上尝试了以下方法,但无法解决问题
recyclerView.addOnItemTouchListener(new RecyclerView.OnItemTouchListener() {
@Override
public boolean onInterceptTouchEvent(RecyclerView rv, MotionEvent e) {
if(rv.getChildCount() > 0) {
View childView = rv.findChildViewUnder(e.getX(), e.getY());
if(childView ==listView) {
int action = e.getAction();
switch (action) {
case MotionEvent.ACTION_DOWN:
rv.requestDisallowInterceptTouchEvent(true);
}
}
}
return false;
}
@Override
public void onTouchEvent(RecyclerView rv, MotionEvent e) {
}
@Override
public void onRequestDisallowInterceptTouchEvent(boolean disallowIntercept) {
}
});
还尝试了这个:
outerRecyclerView.setNestedScrollingEnabled(true);//Does not make any difference
innerRecyclerView.setNestedScrollingEnabled(true);//Recycler View start scrolling but very slowly and sometimes scrolls the outer one.
最佳答案
RecyclerView.OnItemTouchListener mScrollTouchListener = new RecyclerView.OnItemTouchListener() {
@Override
public boolean onInterceptTouchEvent(RecyclerView rv, MotionEvent e) {
int action = e.getAction();
switch (action) {
case MotionEvent.ACTION_MOVE:
rv.getParent().requestDisallowInterceptTouchEvent(true);
break;
}
return false;
}
@Override
public void onTouchEvent(RecyclerView rv, MotionEvent e) {
}
@Override
public void onRequestDisallowInterceptTouchEvent(boolean disallowIntercept) {
}
};
innerrecyclerView.addOnItemTouchListener(mScrollTouchListener);