Notes

package com.uts.uts;

import android.content.Intent;
import android.net.Uri;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.support.v7.widget.GridLayoutManager;
import android.support.v7.widget.RecyclerView;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.widget.ImageView;
import android.widget.TextView;

import java.lang.reflect.Array;
import java.text.DecimalFormat;
import java.text.NumberFormat;
import java.util.ArrayList;
import java.util.Locale;

public class MainActivity extends AppCompatActivity implements RecycleAdapter.ItemClickListener {

private RecycleAdapter rAdapter;
private ArrayList<Integer> gambarbrg;
private ArrayList<Anggrek> Anggrek;
private float price;
private int gbr[] = {R.drawable.anggrek1, R.drawable.anggrek2, R.drawable.anggrek3, R.drawable.anggrek4};
private ImageView gambar;
private int tot = 0, bayar;
private TextView totbyr;

@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
totbyr = (TextView) findViewById(R.id.txttotbyr);
RecyclerView rView = (RecyclerView) findViewById(R.id.my_recycler_view);
rView.setHasFixedSize(true);
GridLayoutManager k = new GridLayoutManager(this, 2);
rView.setLayoutManager(k);
gambarbrg = new ArrayList<>();
ambdata();
item();
totbyr.setText("Rp. "+ Double.toString(price));
rAdapter = new RecycleAdapter(Anggrek,gambarbrg,this,this);
rView.setAdapter(rAdapter);
rAdapter.setClickListener(this);


}

@Override
public boolean onCreateOptionsMenu(Menu menu) {
getMenuInflater().inflate(R.menu.menu_main, menu);
return true;
}


public void sms() {
Uri sms_uri = Uri.parse("smsto:+6281225075776");
Intent sms = new Intent(Intent.ACTION_SENDTO, sms_uri);
sms.putExtra("SMS", "SMS center");
startActivity(sms);
}

public void call() {
Uri call_uri = Uri.parse("tel: +6281225075776");
Intent call = new Intent(Intent.ACTION_DIAL, call_uri);
call.putExtra("Call", "Call center");
startActivity(call);
}

public void Lokasi() {
String loc = "Kampung Anggrek Sodong Semarang";
Uri addressUri = Uri.parse("geo:-7.079684,110.3273094?q=" + loc);
Intent map = new Intent(Intent.ACTION_VIEW, addressUri);
startActivity(map);
}

@Override
public boolean onOptionsItemSelected(MenuItem item) {

int id = item.getItemId();

if (id == R.id.call) {
call();
}
if (id == R.id.sms) {
sms();
}
if (id == R.id.map) {
Lokasi();
}


return super.onOptionsItemSelected(item);
}

public void ambdata() {
Anggrek = new ArrayList<>();
Anggrek.add(new Anggrek("Anggrek Ascocentrum Miniatum",25000));
Anggrek.add(new Anggrek("Anggrek Doritis",79000));
Anggrek.add(new Anggrek("Anggrek Macan",35000));
Anggrek.add(new Anggrek("Anggrek Vanda",150000));
}
public void item(){
for (int w=0; w<gbr.length; w++){
gambarbrg.add(gbr[w]);
}
}

public void onClick(View view, int position) {
Anggrek = new ArrayList<Anggrek>();
double anggrekPrice = Anggrek.get(position).getHarga();
switch (view.getId()){
case R.id.img_card :
price = price+(float)anggrekPrice;
DecimalFormat decimalFormat = new DecimalFormat("#,##0.00");
totbyr.setText(decimalFormat.format(price));
return;
default:
Intent desc = new Intent(getApplicationContext(),Deskripsi.class);
desc.putExtra("judul", Anggrek.get(position).getJudul());
desc.putExtra("harga", String.valueOf(Anggrek.get(position).getHarga()));
desc.putExtra("gambar", gambarbrg.get(position));
return;
}

}
}


=====================================================================



package com.uts.uts;


import android.app.Activity;
import android.content.Context;
import android.content.Intent;
import android.support.v7.widget.RecyclerView;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.ImageView;
import android.widget.LinearLayout;
import android.widget.Switch;
import android.widget.TextView;
import android.widget.Toast;

import java.text.NumberFormat;
import java.util.ArrayList;
import java.util.Locale;

public class RecycleAdapter extends RecyclerView.Adapter<RecycleAdapter.RecycleViewHolder> {
public interface ItemClickListener {
void onClick(View view, int position);
}//tambahan
private ArrayList<Anggrek> Anggrek;
private ArrayList<Integer> gbrList;
private Activity activity;
private Context konteks;
private ItemClickListener clickListener;


public RecycleAdapter( ArrayList<Anggrek> Anggrek,ArrayList<Integer> gbrList,Activity activity,Context konteks) { //tambahan
this.gbrList=gbrList; //tambahan
this.konteks=konteks;
this.Anggrek=Anggrek;
this.activity=activity;
}

@Override
public RecycleViewHolder onCreateViewHolder(ViewGroup parent, int viewType) {
LayoutInflater layoutInflater = LayoutInflater.from(parent.getContext());
View view = layoutInflater.inflate(R.layout.item_list, parent, false);
return new RecycleViewHolder(view);
}

@Override
public void onBindViewHolder(RecycleViewHolder holder, int position) {
holder.txtjdl.setText(Anggrek.get(position).getJudul());
holder.txthrg.setText("Rp. "+String.valueOf(Anggrek.get(position).getHarga()));
holder.imgGbr.setImageResource(gbrList.get(position)); //tambahan
}

@Override
public int getItemCount() {
return (gbrList != null) ? gbrList.size() : 0;
}

public void setClickListener(ItemClickListener clickListener) {
this.clickListener = clickListener;
}

public class RecycleViewHolder extends RecyclerView.ViewHolder implements View.OnClickListener{
private TextView txtjdl, txthrg,txttotbyr;
private ImageView imgGbr; //tambahan
private LinearLayout view;
public String KEY_JUDUL="judul";
public String KEY_GAMBAR="gambar";
public String KEY_HARGA="harga";
public RecycleViewHolder(View itemView) {
super(itemView);
konteks = itemView.getContext();
txtjdl = (TextView) itemView.findViewById(R.id.Judul);
txthrg = (TextView) itemView.findViewById(R.id.Harga);
txttotbyr = (TextView) itemView.findViewById(R.id.txttotbyr);
imgGbr= itemView.findViewById(R.id.img_card); //tambahan
view = itemView.findViewById(R.id.View);
itemView.setTag(itemView);
itemView.setOnClickListener(this);
imgGbr.setOnClickListener(this);
txtjdl.setOnClickListener(this);
}
public void onClick(View view) {
if(clickListener != null) clickListener.onClick(view, getAdapterPosition());
}
}
}