// adapter.java ===>
public class Adapter extends RecyclerView.Adapter<Adapter.vh> {
private List<Contacts> contacts;
public Adapter(List<Contacts> contacts) {
this.contacts = contacts;
}
public class vh extends RecyclerView.ViewHolder {
protected TextView first_name;
protected TextView last_name;
protected ImageView Image;
public vh(View v) {
super(v);
first_name = (TextView) v.findViewById(R.id.first);
last_name = (TextView) v.findViewById(R.id.last);
Image = (ImageView) v.findViewById(R.id.imageView);
}
}
@Override
public Adapter.vh onCreateViewHolder(ViewGroup parent, int viewType) {
Log.d("creat",String.valueOf(viewType));
Log.d("creat",String.valueOf(parent));
View v = LayoutInflater.from(parent.getContext()).inflate(R.layout.row,parent,false);
Log.d("View",String.valueOf(v));
return new vh(v);
}
@Override
public void onBindViewHolder(vh holder, int position) {
Contacts example = contacts.get(position);
holder.first_name.setText(example.name);
holder.last_name.setText(example.last_name);
if (position == 3){
holder.first_name.setTextColor(Color.BLUE);
}
}
@Override
public int getItemCount() {
Log.d("Item","ItemCount");
return contacts.size();
}}
用於數據源的接觸類:Contacts.java ==>
public class Contacts {
public String name;
public String last_name;
public Contacts(String name, String last_name) {
this.name = name;
this.last_name = last_name;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public String getLast_name() {
return last_name;
}
public void setLast_name(String last_name) {
this.last_name = last_name;
}}
和ma在活動:ListActivity.java ==>
public class ListActivity extends Activity {
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_list);
List<Contacts> l = new ArrayList<>();
l.add(new Contacts("Alireza","Akbari"));
l.add(new Contacts("Akbari","Alireza"));
l.add(new Contacts("Alireza","Akbari"));
l.add(new Contacts("Akbari","Alireza"));
l.add(new Contacts("Alireza","Akbari"));
l.add(new Contacts("Akbari","Alireza"));
l.add(new Contacts("Alireza","Akbari"));
l.add(new Contacts("Akbari","Alireza"));
l.add(new Contacts("Alireza","Akbari"));
l.add(new Contacts("Akbari","Alireza"));
l.add(new Contacts("Alireza","Akbari"));
l.add(new Contacts("Akbari","Alireza"));
l.add(new Contacts("Alireza","Akbari"));
l.add(new Contacts("Akbari","Alireza"));
l.add(new Contacts("Alireza","Akbari"));
l.add(new Contacts("Akbari","Alireza"));
l.add(new Contacts("Alireza","Akbari"));
l.add(new Contacts("Akbari","Alireza"));
l.add(new Contacts("Alireza","Akbari"));
l.add(new Contacts("Akbari","Alireza"));
l.add(new Contacts("Alireza","Akbari"));
l.add(new Contacts("Akbari","Alireza"));
l.add(new Contacts("Alireza","Akbari"));
l.add(new Contacts("Akbari","Alireza"));
l.add(new Contacts("Alireza","Akbari"));
l.add(new Contacts("Akbari","Alireza"));
l.add(new Contacts("Alireza","Akbari"));
l.add(new Contacts("Akbari","Alireza"));
l.add(new Contacts("Alireza","Akbari"));
l.add(new Contacts("Akbari","Alireza"));
l.add(new Contacts("Alireza","Akbari"));
l.add(new Contacts("Akbari","Alireza"));
l.add(new Contacts("Alireza","Akbari"));
l.add(new Contacts("Akbari","Alireza"));
l.add(new Contacts("Alireza","Akbari"));
l.add(new Contacts("Akbari","Alireza"));
l.add(new Contacts("Alireza","Akbari"));
l.add(new Contacts("Akbari","Alireza"));
l.add(new Contacts("Alireza","Akbari"));
l.add(new Contacts("Akbari","Alireza"));
l.add(new Contacts("Alireza","Akbari"));
l.add(new Contacts("Akbari","Alireza"));
l.add(new Contacts("Alireza","Akbari"));
l.add(new Contacts("Akbari","Alireza"));
l.add(new Contacts("Alireza","Akbari"));
l.add(new Contacts("Akbari","Alireza"));
l.add(new Contacts("Alireza","Akbari"));
l.add(new Contacts("Akbari","Alireza"));
l.add(new Contacts("Alireza","Akbari"));
l.add(new Contacts("Akbari","Alireza"));
RecyclerView rv = (RecyclerView) findViewById(R.id.recycler_view);
Adapter cAdapter = new Adapter(l);
rv.setAdapter(cAdapter);
LinearLayoutManager lm = new LinearLayoutManager(this);
lm.setOrientation(LinearLayoutManager.VERTICAL);
rv.setLayoutManager(lm);
}}
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