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我有這個設置,我想在項目被點擊時在對話框中顯示項目詳細信息。我正在使用下面的代碼,但是當單擊該項目時,對話框不會顯示,並且我沒有任何錯誤。我想在點擊對話框中顯示我的項目信息
public class ptaAdapters extends RecyclerView.Adapter<ptaAdapters.ptaViewHolder>
{
private LayoutInflater inflater;
List<ptaModel> mDataList = Collections.emptyList();
private Context context;
public ptaAdapters(Context context, List<ptaModel> ptaList)
{
this.inflater = LayoutInflater.from(context);
this.mDataList = ptaList;
this.context = context;
}
@Override
public ptaViewHolder onCreateViewHolder(ViewGroup parent, int viewType)
{
View view = inflater.inflate(R.layout.pta_list_item,parent,false);
ptaViewHolder holder = new ptaViewHolder(view);
return holder;
}
@Override
public int getItemCount()
{
return mDataList.size();
}
@TargetApi(Build.VERSION_CODES.N)
@Override
public void onBindViewHolder(ptaViewHolder holder, int position)
{
final ptaModel current = mDataList.get(position);
holder.date.setText(current.getDate());
holder.minutes.setText(current.getContent());
holder.title.setText(current.getTitle());
holder.minutes.setOnClickListener(new View.OnClickListener()
{
@Override
public void onClick(View view)
{
AlertDialog.Builder builder = new AlertDialog.Builder(context);
LayoutInflater inflater = ((Activity) context).getLayoutInflater();
builder.setTitle(current.getTitle());
builder.setMessage(current.getContent());
builder.setView(inflater.inflate(R.layout.pta_detail_view, null))
.setPositiveButton("Done", new DialogInterface.OnClickListener()
{
@Override
public void onClick(DialogInterface dialog, int id)
{
dialog.cancel();
}
});
builder.create();
}
});
}
class ptaViewHolder extends RecyclerView.ViewHolder
{
TextView date,minutes,title;
public ptaViewHolder(View itemView)
{
super(itemView);
date = (TextView) itemView.findViewById(R.id.pta_date);
minutes = (TextView) itemView.findViewById(R.id.pta_minutes);
title = (TextView)itemView.findViewById(R.id.pta_title);
}
}
}
什麼樣的類型是pta_detail_view?你正試圖用這個替換一個textview ... –