بِسْمِ اللهِ الرَّحْمٰنِ الرَّحِيْمِ
Kali ini saya akan share bagaimana cara membuat RecyclerView Item Click Listener, pada tutorial kali ini , pastikan anda telah menyelesaikan tutoarial sebelumnya di Android Dengan Retrofit HTTP Library.
jika sudah selesai , buka kembali project tersebut, lalu buka MainActivty.class
disini ada beberapa mettod atau fungsi yang berbeda untuk click listenernya, diantaranya ada
- RecyclerView.OnItemTouchListener()
- onSingleTapUp()
- GestureDetector
- getChildAdapterPosition(child) untuk mendapatkan id
Buka MainActivity.java
dan tambahkan kode berikut di mettod Call
dan tambahkan kode berikut di mettod Call
recyclerView.addOnItemTouchListener(new RecyclerView.OnItemTouchListener() {
GestureDetector gestureDetector = new GestureDetector(getApplicationContext(), new GestureDetector.SimpleOnGestureListener(){
@Override
public boolean onSingleTapUp(MotionEvent e) {
return true;
}
});
@Override
public boolean onInterceptTouchEvent(RecyclerView rv, MotionEvent e) {
View child = rv.findChildViewUnder(e.getX(), e.getY());
if(child!= null && gestureDetector.onTouchEvent(e)){
int position = rv.getChildAdapterPosition(child);
Toast.makeText(MainActivity.this, "id = "+ movies.get(position).getId()+"selected", Toast.LENGTH_SHORT).show();
}
return false;
}
@Override
public void onTouchEvent(RecyclerView rv, MotionEvent e) {
}
@Override
public void onRequestDisallowInterceptTouchEvent(boolean disallowIntercept) {
}
});
Untuk lebih jelas nya bisa lihat disini
package com.example.farid.retrofitlibrary;
import android.os.Bundle;
import android.support.v7.app.AppCompatActivity;
import android.support.v7.widget.LinearLayoutManager;
import android.support.v7.widget.RecyclerView;
import android.util.Log;
import android.view.GestureDetector;
import android.view.MotionEvent;
import android.view.View;
import android.widget.Toast;
import java.util.List;
import retrofit2.Call;
import retrofit2.Callback;
import retrofit2.Response;
public class MainActivity extends AppCompatActivity {
private static final String TAG = MainActivity.class.getSimpleName();
//deklarasi api key yang sudah kita buat pertama kali
private final static String API_KEY = "63464a4e84328a648e702734f173f658";
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
if (API_KEY.isEmpty()) {
Toast.makeText(getApplicationContext(), "Please obtain your API KEY from themoviedb.org first!", Toast.LENGTH_LONG).show();
return;
}
final RecyclerView recyclerView = (RecyclerView) findViewById(R.id.movie_recycler);
recyclerView.setLayoutManager(new LinearLayoutManager(this));
ApiInterface apiService =
ApiClient.getClient().create(ApiInterface.class);
Call<MovieResponse> call = apiService.getTopRatedMovies(API_KEY);
call.enqueue(new Callback<MovieResponse>() {
@Override
public void onResponse(Call<MovieResponse> call, Response<MovieResponse> response) {
int statusCode = response.code();
final List<Movie> movies = response.body().getResults();
recyclerView.setAdapter(new MoviesAdapter(movies, R.layout.list_item_movie, getApplicationContext()));
//fungsi ketika recyclerview di klik
recyclerView.addOnItemTouchListener(new RecyclerView.OnItemTouchListener() {
GestureDetector gestureDetector = new GestureDetector(getApplicationContext(), new GestureDetector.SimpleOnGestureListener(){
@Override
public boolean onSingleTapUp(MotionEvent e) {
return true;
}
});
@Override
public boolean onInterceptTouchEvent(RecyclerView rv, MotionEvent e) {
View child = rv.findChildViewUnder(e.getX(), e.getY());
if(child!= null && gestureDetector.onTouchEvent(e)){
int position = rv.getChildAdapterPosition(child);
Toast.makeText(MainActivity.this, "id = "+ movies.get(position).getId()+"selected", Toast.LENGTH_SHORT).show();
}
return false;
}
@Override
public void onTouchEvent(RecyclerView rv, MotionEvent e) {
}
@Override
public void onRequestDisallowInterceptTouchEvent(boolean disallowIntercept) {
}
});
}
@Override
public void onFailure(Call<MovieResponse> call, Throwable t) {
Log.e(TAG, t.toString());
}
});
}
}
Jika sudah, jalankan Aplikasi nya, dan click salah satu list dari daftar tersebut