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如何處理這種情況 - >我有一個在回收站查看它的列表,我想選擇其中一個選項:綠色,黃色或紅色的臉來獲得從列表項中選擇對象的值我選擇了 所以我覺得像下面這樣的東西,但是當我選擇其中一個面時會發生任何事情。我認爲那個按鈕點擊監聽器不起作用。請有人能推動我做出更好的建議,舉例說明一下,或者我可以告訴我做錯了什麼?如何處理與recyclerview項目與三個選項來選擇
我的適配器
public class LikeListAdapter extends RecyclerView.Adapter<LikeListAdapter.LikeItemViewHolder> {
private List<Goals> goalsList;
private SparseBooleanArray selectedItems;
public LikeListAdapter(List<Goals> goalsList) {
this.goalsList = goalsList;
}
@Override
public LikeItemViewHolder onCreateViewHolder(ViewGroup parent, int viewType) {
Context context = parent.getContext();
LayoutInflater inflater = LayoutInflater.from(context);
View view = inflater.inflate(R.layout.recycler_item_like, parent, false);
return new LikeItemViewHolder(view);
}
@Override
public void onBindViewHolder(LikeItemViewHolder holder, int position) {
final Goals goals = goalsList.get(position);
if (goals != null && getItemCount() > 0) {
holder.goalsDescriptionTextView.setText(goals.getDescription());
holder.happyButton.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
Log.e("fretgr", "get Green Point = " + goals.getGreenPoint());
setToggleSelection(1);
}
});
holder.sosoButton.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
Log.e("rtret", "get Yellow Point = " + goals.getYellowPoint());
setToggleSelection(2);
}
});
holder.angryButton.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
Log.e("ewwr", "get Red Point = " + goals.getRedPoint());
setToggleSelection(3);
}
});
}
}
@Override
public int getItemCount() {
return goalsList.size();
}
public class LikeItemViewHolder extends RecyclerView.ViewHolder {
@Bind(R.id.description_goalsTextView)
TextView goalsDescriptionTextView;
@Bind(R.id.happy)
ImageView happyButton;
@Bind(R.id.soso)
ImageView sosoButton;
@Bind(R.id.angry)
ImageView angryButton;
public LikeItemViewHolder(View itemView) {
super(itemView);
ButterKnife.bind(this, itemView);
}
}
// method to access in activity after updating selection
public List<Goals> getGoalsList() {
return goalsList;
}
public void setToggleSelection(int pointType){
selectedItems = new SparseBooleanArray();
if (selectedItems.get(pointType, false)) {
selectedItems.delete(pointType);
} else {
selectedItems.put(pointType, true);
}
notifyItemChanged(pointType);
}
public int getToggleSelection(){
return 0;
}
}
我的片段
LinearLayoutManager layoutManager = new LinearLayoutManager(getActivity());
layoutManager.setOrientation(LinearLayoutManager.VERTICAL);
layoutManager.scrollToPosition(0);
assocGoalsRecyclerView.setLayoutManager(layoutManager);
assocGoalsRecyclerView.setHasFixedSize(true);
likeListAdapter = new LikeListAdapter(associateList);
assocGoalsRecyclerView.setAdapter(likeListAdapter);
assocGoalsRecyclerView.addOnItemTouchListener(RecycleTouchListener);
private RecyclerView.OnItemTouchListener RecycleTouchListener = new RecyclerView.OnItemTouchListener() {
@Override
public boolean onInterceptTouchEvent(RecyclerView rv, MotionEvent e) {
View child = assocGoalsRecyclerView.findChildViewUnder(e.getX(), e.getY());
if(child!=null && mGestureDetector.onTouchEvent(e)){
final int position = assocGoalsRecyclerView.getChildAdapterPosition(child);
final Goals goals = associateList.get(position);
final Categories c = categoriesList.get(position);
final int type = likeListAdapter.getToggleSelection();
return true;
}
return false;
}
@Override
public void onTouchEvent(RecyclerView rv, MotionEvent e) { }
@Override
public void onRequestDisallowInterceptTouchEvent(boolean disallowIntercept) { }
};