そのため、次のようになります。 SCREENSHOT
しかし、追加または縮小ボタンをクリックすると、リスト全体のサイズが返されます。 この場合、2 が返されます (otitles.size() が 2 を返すため)クリックした項目の下のように、リストから別の項目が表示されます。
親の RecyclerView アダプター:
public class recyclercart extends RecyclerView.Adapter<recyclercart.myViewHolder> {
Context context;
ArrayList<String> list;
public static View.OnClickListener onclickup;
public static View.OnClickListener onclickdown;
public static ArrayList<String> otitles = new ArrayList<>();
public static ArrayList<String> oimages = new ArrayList<>();
public static ArrayList<String> oingridients = new ArrayList<>();
public static ArrayList<String> odependencies = new ArrayList<>();
public static ArrayList<String> oquantities = new ArrayList<>();
public static ArrayList<String> oprices = new ArrayList<>();
public static ArrayList<String> ostartprices = new ArrayList<>();
public static ArrayList<String> obrand = new ArrayList<>();
public static ArrayList<String> oid = new ArrayList<>();
Cursor gettitle, getimage, getingridients, getdependencies,getquantities, getprices, getstartprice, getbrand, getid;
ArrayList<Integer> postoremove= new ArrayList<>();
ProgressBar progressBar;
SQLiteDatabase database;
public recyclercart(Context c, ProgressBar progressBar){
context=c;
this.progressBar=progressBar;
SQLHelper helper = new SQLHelper(context);
database = helper.getWritableDatabase();
Cursor cursor = database.rawQuery("SELECT * FROM "+SQLHelper.DATABASE_TABLE, null);
list =new ArrayList<>();
cursor.moveToFirst();
do {
String lol = cursor.getString(cursor.getColumnIndex(SQLHelper.BRAND_NAME));
list.add(lol.substring(0,lol.length()-5));
}while (cursor.moveToNext());
if(cursor.moveToLast()) {
postoremove.clear();
Log.d("glavniy", "LIST: " + list.toString());
list = new ArrayList<>(removeDuplicates(list));
}
}
@NonNull
@Override
public myViewHolder onCreateViewHolder(@NonNull ViewGroup parent, int viewType) {
LayoutInflater inflater = LayoutInflater.from(context);
View view = inflater.inflate(R.layout.templatecart, parent, false );
return new myViewHolder(view);
}
@SuppressLint("SetTextI18n")
@Override
public void onBindViewHolder(@NonNull myViewHolder holder, int position) {
otitles.clear();
oimages.clear();
oingridients.clear();
odependencies.clear();
oprices.clear();
oquantities.clear();
ostartprices.clear();
obrand.clear();
oid.clear();
Cursor cur = database.rawQuery("SELECT "+SQLHelper.TITLE_NAME+" FROM "+SQLHelper.DATABASE_TABLE+" WHERE "+SQLHelper.BRAND_NAME+" LIKE '%"+
list.get(position)+"%'", null);
SQLHelper helper = new SQLHelper(context);
SQLiteDatabase database = helper.getWritableDatabase();
gettitle = database.rawQuery("SELECT "+SQLHelper.TITLE_NAME+" FROM "+SQLHelper.DATABASE_TABLE+" WHERE "
+SQLHelper.BRAND_NAME+" LIKE '%"+list.get(position)+"%'", null);
getimage = database.rawQuery("SELECT "+SQLHelper.IMAGESRC_NAME+" FROM "+SQLHelper.DATABASE_TABLE+" WHERE "
+SQLHelper.BRAND_NAME+" LIKE '%"+list.get(position)+"%'", null);
getingridients = database.rawQuery("SELECT "+SQLHelper.INGRIDIENTS_NAME+" FROM "+SQLHelper.DATABASE_TABLE+" WHERE "
+SQLHelper.BRAND_NAME+" LIKE '%"+list.get(position)+"%'", null);
getdependencies = database.rawQuery("SELECT "+SQLHelper.DEPENDENCIES_NAME+" FROM "+SQLHelper.DATABASE_TABLE+" WHERE "
+SQLHelper.BRAND_NAME+" LIKE '%"+list.get(position)+"%'", null);
getprices = database.rawQuery("SELECT "+SQLHelper.PRICE_NAME+" FROM "+SQLHelper.DATABASE_TABLE+" WHERE "
+SQLHelper.BRAND_NAME+" LIKE '%"+list.get(position)+"%'", null);
getquantities = database.rawQuery("SELECT "+SQLHelper.QUANTITY_NAME+" FROM "+SQLHelper.DATABASE_TABLE+" WHERE "
+SQLHelper.BRAND_NAME+" LIKE '%"+list.get(position)+"%'", null);
getstartprice = database.rawQuery("SELECT "+SQLHelper.START_PRICE+" FROM "+SQLHelper.DATABASE_TABLE+" WHERE "
+SQLHelper.BRAND_NAME+" LIKE '%"+list.get(position)+"%'", null);
getbrand = database.rawQuery("SELECT "+SQLHelper.BRAND_NAME+" FROM "+SQLHelper.DATABASE_TABLE+" WHERE "
+SQLHelper.BRAND_NAME+" LIKE '%"+list.get(position)+"%'", null);
getid = database.rawQuery("SELECT "+SQLHelper.KEY_ID+" FROM "+SQLHelper.DATABASE_TABLE+" WHERE "
+SQLHelper.BRAND_NAME+" LIKE '%"+list.get(position)+"%'", null);
if (gettitle.moveToFirst() && getimage.moveToNext() && getingridients.moveToFirst() && getdependencies.moveToFirst()
&& getprices.moveToFirst() && getquantities.moveToFirst() && getstartprice.moveToFirst() && getbrand.moveToFirst() && getid.moveToFirst()) {
do {
otitles.add(gettitle.getString(gettitle.getColumnIndex(SQLHelper.TITLE_NAME)));
oimages.add(getimage.getString(getimage.getColumnIndex(SQLHelper.IMAGESRC_NAME)));
oingridients.add(getingridients.getString(getingridients.getColumnIndex(SQLHelper.INGRIDIENTS_NAME)));
odependencies.add(getdependencies.getString(getdependencies.getColumnIndex(SQLHelper.DEPENDENCIES_NAME)));
oprices.add(getprices.getString(getprices.getColumnIndex(SQLHelper.PRICE_NAME)));
oquantities.add(getquantities.getString(getquantities.getColumnIndex(SQLHelper.QUANTITY_NAME)));
ostartprices.add(getstartprice.getString(getstartprice.getColumnIndex(SQLHelper.START_PRICE)));
obrand.add(getbrand.getString(getbrand.getColumnIndex(SQLHelper.BRAND_NAME)));
oid.add(getid.getString(getid.getColumnIndex(SQLHelper.KEY_ID)));
Log.d("glavniy", String.valueOf(ostartprices));
} while (gettitle.moveToNext() && getimage.moveToNext() && getingridients.moveToNext() && getdependencies.moveToNext()
&& getprices.moveToNext() && getquantities.moveToNext() && getstartprice.moveToNext() && getbrand.moveToNext() && getid.moveToNext());
}
if(gettitle.moveToLast()) {
Log.d("glavniy", "MOVETOLAST");
holder.recyclerView.setLayoutManager(new LinearLayoutManager(context));
holder.recyclerView.setAdapter(new recyclerOrdersAdapter(context, otitles, oimages, oingridients, oquantities, oprices, ostartprices
, obrand, odependencies, oid));
}
DatabaseReference reference = FirebaseDatabase.getInstance().getReference("resources");
reference.child(list.get(position)).addListenerForSingleValueEvent(new ValueEventListener() {
@Override
public void onDataChange(@NonNull DataSnapshot snapshot) {
holder.title.setText(snapshot.child("nameBrand").getValue().toString());
Glide.with(context).load(snapshot.child("imageBrand").getValue().toString()).into(holder.imageView);
try {
if(recyclerSearchRecycler.timeCheck(snapshot.child("times").child("startTime").getValue().toString(),
snapshot.child("times").child("closeTime").getValue().toString())){
holder.open.setText("OPEN");
}else {holder.open.setText("CLOSED");}
} catch (ParseException e) {
e.printStackTrace();
}
reference.child(list.get(position)).child("addresses").addListenerForSingleValueEvent(new ValueEventListener() {
@SuppressLint("SetTextI18n")
@Override
public void onDataChange(@NonNull DataSnapshot snapshot) {
for (DataSnapshot dataSnapshot : snapshot.getChildren()){
ArrayList<String> addresses = new ArrayList<>();
addresses.add(dataSnapshot.getValue().toString());
Log.d("glavniy", dataSnapshot.getValue().toString());
if(addresses.size()==snapshot.getChildrenCount()) {
try {
float distance = activityBrandPage.getNearestRest(addresses, context);
Log.d("glavniy", "DIST: " + distance);
if (distance <= 1000) {
progressBar.setVisibility(View.INVISIBLE);
holder.delivery.setText("Delivery: 400 AMD");
} else if (distance > 1000 && distance <= 2000) {
holder.delivery.setText("Delivery: 500 AMD");
progressBar.setVisibility(View.INVISIBLE);
} else if (distance > 2000 && distance <= 3000) {
holder.delivery.setText("Delivery: 600 AMD");
} else if (distance > 3000 && distance <= 4000) {
holder.delivery.setText("Delivery: 700 AMD");
progressBar.setVisibility(View.INVISIBLE);
}
if (search.prog != null) {
search.prog.setVisibility(View.INVISIBLE);
}
} catch (IOException e) {
e.printStackTrace();
progressBar.setVisibility(View.VISIBLE);
Toast.makeText(context, "Failed, please restart", Toast.LENGTH_SHORT).show();
}
}
}
}
@Override
public void onCancelled(@NonNull DatabaseError error) {
}
});
}
@Override
public void onCancelled(@NonNull DatabaseError error) {
}
});
}
@Override
public int getItemCount() {
return list.size();
}
public static class myViewHolder extends RecyclerView.ViewHolder {
TextView title, delivery, open;
ImageView imageView;
public static RecyclerView recyclerView;
public myViewHolder(@NonNull View itemView) {
super(itemView);
imageView=itemView.findViewById(R.id.ivBrandCart);
recyclerView=itemView.findViewById(R.id.recyclerMainCart);
title=itemView.findViewById(R.id.tvBrandCart);
delivery=itemView.findViewById(R.id.tvdelivery);
open=itemView.findViewById(R.id.opentv);
}
}
CHILD RecyclerView アダプター:
public class recyclerOrdersAdapter extends RecyclerView.Adapter<recyclerOrdersAdapter.myViewHolder> {
public static Context context;
SQLiteDatabase database;
public static int pos;
public static ArrayList<String> otitles = new ArrayList<>();
public static ArrayList<String> oimages = new ArrayList<>();
public static ArrayList<String> oingridients = new ArrayList<>();
public static ArrayList<String> odependencies = new ArrayList<>();
public static ArrayList<String> oquantities = new ArrayList<>();
public static ArrayList<String> oprices = new ArrayList<>();
public static ArrayList<String> ostartprices = new ArrayList<>();
public static ArrayList<String> obrand = new ArrayList<>();
public static ArrayList<String> oids = new ArrayList<>();
@SuppressLint("Recycle")
public recyclerOrdersAdapter(Context c, ArrayList<String> titles, ArrayList<String> images, ArrayList<String> ingridients,
ArrayList<String> quantities, ArrayList<String> prices, ArrayList<String> startprices, ArrayList<String> brands,
@Nullable ArrayList<String> dependencies, ArrayList<String> ids){
System.out.println("hi");
otitles=new ArrayList<>(titles);
oimages= new ArrayList<>(images);
oingridients=new ArrayList<>(ingridients);
oquantities=new ArrayList<>(quantities);
oprices=new ArrayList<>(prices);
ostartprices=new ArrayList<>(startprices);
obrand=new ArrayList<>(brands);
oids=new ArrayList<>(ids);
assert dependencies != null;
odependencies=new ArrayList<>(dependencies);
context = c;
}
@NonNull
@Override
public myViewHolder onCreateViewHolder(@NonNull ViewGroup parent, int viewType) {
LayoutInflater inflater = LayoutInflater.from(context);
View view = inflater.inflate(R.layout.templateorders, parent, false );
return new myViewHolder(view);
}
@SuppressLint("SetTextI18n")
@Override
public void onBindViewHolder(@NonNull myViewHolder holder, int position) {
System.out.println("hello n");
if(obrand.size()!=0) {
String title = otitles.get(position);
String image = oimages.get(position);
String ingridient = oingridients.get(position);
String dependencie = odependencies.get(position);
String priceik = oprices.get(position);
String quanik = oquantities.get(position);
ingridient = ingridient.replaceAll("[^a-zA-Z0-9, ]", "");
if (ingridient.contains("null, ")) {
ingridient = ingridient.replaceAll("null, ", "");
} else if (ingridient.contains("null,")) {
ingridient = ingridient.replaceAll("null,", "");
} else {
ingridient = ingridient.replaceAll("null", "");
}
dependencie = dependencie.replaceAll("[^a-zA-Z0-9, ]", "");
System.out.println("ingridients " + ingridient);
holder.title.setText(title);
Glide.with(context).load(image).placeholder(R.drawable.elipsis).into(holder.imageView);
holder.ingridients.setText(ingridient);
if(odependencies.get(position)!=null) {
holder.dependencies.setText(dependencie);
}
if(!priceik.contains("$")) {
holder.price.setText(priceik + "$");
}else {
holder.price.setText(priceik);
}
holder.quantity.setText(quanik);
holder.startprice.setText(ostartprices.get(position));
holder.id.setText(oids.get(position));
SQLHelper helper = new SQLHelper(context);
database = helper.getWritableDatabase();
holder.delete.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
Log.d("glavniy", "TITLE: "+holder.title.getText().toString());
Log.d("glavniy", "position is" + String.valueOf(position));
SQLHelper helper = new SQLHelper(context);
SQLiteDatabase database = helper.getWritableDatabase();
database.execSQL("DELETE FROM " + SQLHelper.DATABASE_TABLE + " WHERE (" + SQLHelper.KEY_ID +
"='" + holder.id.getText().toString() + "')");
notifyItemRemoved(position);
Log.d("glavniy", DatabaseUtils.dumpCursorToString(database.rawQuery("SELECT * FROM " + SQLHelper.DATABASE_TABLE, null)));
}
});
holder.up.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
Log.d("glavniy", "TITLE: "+holder.title.getText().toString());
int o = Integer.parseInt(holder.quantity.getText().toString())+1;
holder.quantity.setText(String.valueOf(o));
int o1 = Integer.parseInt(holder.startprice.getText().toString()) * Integer.parseInt(holder.quantity.getText().toString());
holder.price.setText(o1 + "$");
Log.d("glavniy", "UPDATED");
database.execSQL("UPDATE " + SQLHelper.DATABASE_TABLE + " SET " + SQLHelper.QUANTITY_NAME + "='" + holder.quantity.getText() + "' WHERE ("
+ SQLHelper.KEY_ID + "='" + holder.id.getText() + "')");
database.execSQL("UPDATE " + SQLHelper.DATABASE_TABLE + " SET " + SQLHelper.PRICE_NAME + "='" + holder.price.getText() + "' WHERE ("
+ SQLHelper.KEY_ID + "='" + holder.id.getText() + "')");
Log.d("glavniy", DatabaseUtils.dumpCursorToString(database.rawQuery("SELECT * FROM " + SQLHelper.DATABASE_TABLE, null)));
}
});
holder.down.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
if (Integer.parseInt(holder.quantity.getText().toString()) != 1) {
holder.quantity.setText(String.valueOf(Integer.parseInt(holder.quantity.getText().toString())-1));
int o1 = Integer.parseInt(holder.price.getText().toString().replace("$","")) - Integer.parseInt(holder.startprice.getText().toString());
holder.price.setText(o1 + "$");
database.execSQL("UPDATE " + SQLHelper.DATABASE_TABLE + " SET " + SQLHelper.QUANTITY_NAME + "='" + holder.quantity.getText() + "' WHERE ("
+ SQLHelper.KEY_ID + "='" + holder.id.getText() + "')");
database.execSQL("UPDATE " + SQLHelper.DATABASE_TABLE + " SET " + SQLHelper.PRICE_NAME + "='" + holder.price.getText() + "' WHERE ("
+ SQLHelper.KEY_ID + "='" + holder.id.getText() + "')");
Log.d("glavniy", DatabaseUtils.dumpCursorToString(database.rawQuery("SELECT * FROM " + SQLHelper.DATABASE_TABLE, null)));
}
}
});
}
}
@Override
public int getItemCount() {
return otitles.size();
}
@SuppressLint("StaticFieldLeak")
public class myViewHolder extends RecyclerView.ViewHolder {
public TextView title, price, ingridients, dependencies, up,down, quantity, startprice, id;
public ImageView imageView;
public ImageView delete;
public myViewHolder(@NonNull View itemView) {
super(itemView);
id=itemView.findViewById(R.id.textView7);
startprice=itemView.findViewById(R.id.textView6);
quantity = itemView.findViewById(R.id.ordersQuanity);
up=itemView.findViewById(R.id.upBtn);
down=itemView.findViewById(R.id.downBtn);
delete=itemView.findViewById(R.id.removeButton);
title = itemView.findViewById(R.id.titleOfOrder);
price = itemView.findViewById(R.id.priceOfOrder);
imageView=itemView.findViewById(R.id.imageOfOrde);
ingridients = itemView.findViewById(R.id.ingridientsOfOrder);
dependencies = itemView.findViewById(R.id.dependenciesOfOrder);
}
}
}
PARENT RecyclerView が送信する (その位置の) リストの正確なサイズを返すにはどうすればよいですか?