描述:
我正在水平使用带有 LinearLayoutManager 的 RecyclerView。在这方面,我试图找到方向。Recyclerview 正在从左到右或从右到左移动。
这是我的代码:
holder.recyclerView.addOnScrollListener(new RecyclerView.OnScrollListener() {
@Override
public void onScrollStateChanged(RecyclerView recyclerView, int newState) {
super.onScrollStateChanged(recyclerView, newState);
}
@Override
public void onScrolled(RecyclerView recyclerView, int dx, int dy) {
super.onScrolled(recyclerView, dx, dy);
if(dy > 0){
Log.e(TAG,"SCROLL =>"+"RIGHT");
}else{
Log.e(TAG,"SCROLL =>"+"LEFT");
}
// int currentVisible=lManger.findFirstVisibleItemPosition();
//
// Log.e(TAG,"FIRST VISIBLE=>"+firstVisible);
// Log.e(TAG,"CURRENT VISIBLE=>"+currentVisible);
// if(currentVisible > firstVisible){
// Log.e("RecyclerView scrolled: ", "scroll up!");
// if(temp!=blogBean1.getCount()) {
// if(temp > 1){
// holder.ivPrevious.setVisibility(View.VISIBLE);
// }
// temp++;
// Log.e(TAG,"UP TEMP VALUE IS=>"+temp);
// if(currentVisible+1==blogBean1.getCount()){
// holder.ivNext.setVisibility(View.GONE);
// }
// }
// }else{
// Log.e("RecyclerView scrolled: ", "scroll down!");
//
// if(temp!=0) {
// temp--;
// Log.e(TAG,"TEMP VALUES IS=>"+temp);
// holder.ivPrevious.setVisibility(View.VISIBLE);
// holder.ivNext.setVisibility(View.VISIBLE);
// }
// else if(firstVisible==0 && currentVisible==0){
// Log.e(TAG,"BOTH ZERO=>"+firstVisible+"\t Another=>"+currentVisible);
// holder.ivPrevious.setVisibility(View.GONE);
// holder.ivNext.setVisibility(View.VISIBLE);
// }
// }
// firstVisible = currentVisible;
}
});
问题:
当我触摸屏幕滚动 RecyclerView 项目时。它进入滚动视图中的多次。
我该怎么做?