OCR을 이용해 식품성분표에서 추출한 텍스트에서 불필요한 부분을 잘라내는 과정
아래 링크를 보고 따라해 보았다.
[Android Java] RecyclerView를 사용하여 목록 만들기
<aside> ⚠️ 문제점1. 북마크를 해제했을 때 사라지게 하는 기능을 넣어야한다. 문제점2. 식당 이름과 주소를 DB로부터 연동해서 보여주고, 북마크 된 상태를 저장해야한다.
</aside>
package com.example.listview;
import androidx.appcompat.app.AppCompatActivity;
import androidx.recyclerview.widget.LinearLayoutManager;
import androidx.recyclerview.widget.RecyclerView;
import android.os.Bundle;
import java.util.ArrayList;
public class MainActivity extends AppCompatActivity {
private RecyclerView mRecyclerView;
private MyRecyclerAdapter mRecyclerAdapter;
private ArrayList<restaurantItem> mrestaurantItems;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
mRecyclerView = (RecyclerView)findViewById(R.id.mRecyclerView);
mRecyclerAdapter = new MyRecyclerAdapter();
mRecyclerView.setAdapter(mRecyclerAdapter);
mRecyclerView.setLayoutManager(new LinearLayoutManager(this));
/* adapt data */
mrestaurantItems = new ArrayList<>();
for(int i=1;i<=10;i++){
if(i%2==0)
mrestaurantItems.add(new restaurantItem(true,i+"번째 식당",i+"번째 주소"));
else
mrestaurantItems.add(new restaurantItem(true,i+"번째 식당",i+"번째 주소"));
}
mRecyclerAdapter.setmRestList(mrestaurantItems);
}
}
package com.example.listview;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.CheckBox;
import android.widget.TextView;
import androidx.annotation.NonNull;
import androidx.recyclerview.widget.RecyclerView;
import java.util.ArrayList;
public class MyRecyclerAdapter extends RecyclerView.Adapter<MyRecyclerAdapter.ViewHolder> {
private ArrayList<restaurantItem> mRestList;
@NonNull
@Override
public MyRecyclerAdapter.ViewHolder onCreateViewHolder(@NonNull ViewGroup parent, int viewType) {
View view = LayoutInflater.from(parent.getContext()).inflate(R.layout.item_layout, parent,false);
return new ViewHolder(view);
}
@Override
public void onBindViewHolder(@NonNull MyRecyclerAdapter.ViewHolder holder, int position) {
holder.onBind(mRestList.get(position));
}
public void setmRestList(ArrayList<restaurantItem> list){
this.mRestList = list;
notifyDataSetChanged();
}
@Override
public int getItemCount() {
return mRestList.size();
}
class ViewHolder extends RecyclerView.ViewHolder {
CheckBox star;
TextView name;
TextView address;
public ViewHolder(@NonNull View itemView) {
super(itemView);
star = (CheckBox) itemView.findViewById(R.id.star);
name = (TextView) itemView.findViewById(R.id.name);
address = (TextView) itemView.findViewById(R.id.address);
}
void onBind(restaurantItem item){
star.setChecked(item.getStar());
name.setText(item.getName());
address.setText(item.getAddress());
}
}
}
package com.example.listview;
public class restaurantItem {
String name;
String address;
boolean star;
public String getName() {
return name;
}
public String getAddress() {
return address;
}
public boolean getStar() {
return star;
}
public void setName(String name) {
this.name = name;
}
public void setAddress(String address) {
this.address = address;
}
public void setStar(boolean star) {
this.star = star;
}
public restaurantItem(boolean star, String name, String address) {
this.name = name;
this.address = address;
this.star = star;
}
}
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout
xmlns:android="<http://schemas.android.com/apk/res/android>"
android:layout_width="match_parent"
android:orientation="vertical"
android:layout_height="wrap_content">
<LinearLayout
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:gravity="center_vertical"
android:padding="20dp">
<CheckBox
android:id="@+id/star"
android:layout_width="40dp"
android:layout_height="40dp"
android:button="@null"
android:background="@drawable/custom_checkbox"/>
<TextView
android:id="@+id/name"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginLeft="20dp"
android:text="채식식당"
android:textSize="16sp"
android:textColor="#000"/>
<TextView
android:id="@+id/address"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginLeft="80dp"
android:text="서울시 도봉구 쌍문동"
android:textSize="12sp"
android:textColor="#444"
android:maxLines="1"/>
</LinearLayout>
</LinearLayout>
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="<http://schemas.android.com/apk/res/android>"
xmlns:app="<http://schemas.android.com/apk/res-auto>"
xmlns:tools="<http://schemas.android.com/tools>"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:orientation="vertical"
tools:context=".MainActivity">
<androidx.recyclerview.widget.RecyclerView
android:id="@+id/mRecyclerView"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:scrollbarFadeDuration="0"
android:scrollbarSize="5dp"
android:scrollbarThumbVertical="@android:color/darker_gray"
android:scrollbars="vertical">
</androidx.recyclerview.widget.RecyclerView
</LinearLayout>
<?xml version="1.0" encoding="utf-8"?>
<selector xmlns:android="<http://schemas.android.com/apk/res/android>">
<!-- 체크박스 해제 상태 -->
<item android:state_checked="false"
android:drawable="@android:drawable/star_off"/>
<!-- 체크박스 선택 상태 -->
<item android:state_checked="true"
android:drawable="@android:drawable/star_on"/>
</selector>
Android Emulator - ListView 2022-04-19 16-42-53.mp4