1-) Android RMOS - Listview Basit Kullanımı

Person.Java

public class Person {
    public  String ad;
    public  String soyad;

    public String getAd() {
        return ad;
    }

    public void setAd(String ad) {
        this.ad = ad;
    }

    public String getSoyad() {
        return soyad;
    }

    public void setSoyad(String soyad) {
        this.soyad = soyad;
    }
}

PersonAdapter.Java

import android.content.Context;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.ArrayAdapter;
import android.widget.ImageView;
import android.widget.LinearLayout;
import android.widget.TextView;
import android.widget.Toast;

import com.zr.myapplication.MainActivity;
import com.zr.myapplication.R;

import java.util.List;

public class PersonAdapter extends ArrayAdapter<Person> {

    private int resourceLayout;
    private Context context;
    IClickPerson iClickPerson;

    List<Person> items;

    public PersonAdapter(Context context, int resource, List<Person> items, IClickPerson iClickPerson) {
        super(context, resource, items);
        this.resourceLayout = resource;
        this.context = context;
        this.iClickPerson = iClickPerson;
        this.items = items;


    }

    public void deleteFirstItem() {
        if (items != null && items.size() > 0) {
            items.remove(0);
            notifyDataSetChanged();
        }
    }

    @Override
    public View getView(int position, View convertView, ViewGroup parent) {

        View v = convertView;

        if (v == null) {
            LayoutInflater vi;
            vi = LayoutInflater.from(context);
            v = vi.inflate(resourceLayout, null);
        }

        Person p = getItem(position);

        if (p != null) {
            TextView txtAd = v.findViewById(R.id.txtAd);
            TextView txtSoyad = v.findViewById(R.id.txtSoyad);
            ImageView imageViewProfil = v.findViewById(R.id.imageViewProfil);
            ImageView imageViewSil = v.findViewById(R.id.imageViewSil);

            LinearLayout linearLayout = v.findViewById(R.id.list_itemGenel);

            imageViewProfil.setImageResource(getImage("resim1"));

            txtAd.setText(p.ad);
            txtSoyad.setText(p.soyad);

            linearLayout.setOnClickListener(new View.OnClickListener() {
                @Override
                public void onClick(View v) {
                    iClickPerson.clickPerson(p);
                }
            });

            imageViewProfil.setOnClickListener(new View.OnClickListener() {
                @Override
                public void onClick(View v) {
                    Toast.makeText(MainActivity.mainActivity, "MERHABA", Toast.LENGTH_SHORT).show();
                }
            });

            imageViewSil.setOnClickListener(new View.OnClickListener() {
                @Override
                public void onClick(View v) {
                   remove(p);
                    //MainActivity.mainActivity.satirSil(p);
                }
            });
        }

        return v;
    }


    public int getImage(String StringGenerated) {
        int id = context.getResources().getIdentifier("com.zr.myapplication:drawable/" + StringGenerated, null, null);

        return id;
    }


}

IClickPerson İNTERFACE

    public interface IClickPerson {
    public  void  clickPerson(Person person);
}

MainActivity.Java

package com.zr.myapplication;

import androidx.appcompat.app.AppCompatActivity;

import android.os.Bundle;
import android.view.View;
import android.widget.Button;
import android.widget.CheckBox;
import android.widget.ListView;
import android.widget.RadioButton;
import android.widget.RadioGroup;
import android.widget.Toast;

import com.zr.myapplication.Models.IClickPerson;
import com.zr.myapplication.Models.Person;
import com.zr.myapplication.Models.PersonAdapter;

import java.util.ArrayList;

public class MainActivity extends AppCompatActivity {

    /*

    Control + H (Bul ve Değiştir)-> Control + Shift + R
    Control + F (Bul) -> Control + Sift + F
    F8(Hataya Gider) -> F2
    * */


    Button btnEkle, btnGoster, btnSil;
    CheckBox chkEkle;

    public static MainActivity mainActivity;

    RadioGroup rg1;

    ListView listViewPerson;


    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);

        mainActivity = this;

        btnEkle = findViewById(R.id.btnEkle);
        btnGoster = findViewById(R.id.btnGoster);
        btnSil = findViewById(R.id.btnSil);
        chkEkle = findViewById(R.id.chkEkle);
        listViewPerson = findViewById(R.id.listViewPerson);

        rg1 = findViewById(R.id.rg1);

        btnEkle.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                chkEkle.setChecked(true); //
            }
        });

        btnSil.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                chkEkle.setChecked(false);
            }
        });

        btnGoster.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                //Toast.makeText(mainActivity, ""+chkEkle.isChecked(), Toast.LENGTH_SHORT).show();
                RadioButton radioButton = findViewById(rg1.getCheckedRadioButtonId());
                if(radioButton!=null){
                    Toast.makeText(mainActivity, "" + radioButton.getText(), Toast.LENGTH_SHORT).show();
                }

                personAdapter.deleteFirstItem();

            }
        });

        ArrayList<Person> personArrayList = new ArrayList<>();

        for (int i = 0; i < 20; i++) {
            Person person = new Person();
            person.ad = "Z <3 R " + i;
            person.soyad = "O <3 H " + (i + 10);
            personArrayList.add(person);
        }

         personAdapter = new PersonAdapter(mainActivity, R.layout.listview1_item, personArrayList, new IClickPerson() {
            @Override
            public void clickPerson(Person person) {
                Toast.makeText(mainActivity, ""+person.getAd() + chkEkle.isChecked(), Toast.LENGTH_SHORT).show();
            }


         });
        listViewPerson.setAdapter(personAdapter);



    }

    public void satirSil(Person person){
        personAdapter.remove(person);
        //personAdapter.notifyDataSetChanged();
    }

    PersonAdapter personAdapter;




}

activity_main.xml

<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout 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"
    tools:context=".MainActivity">



        <LinearLayout
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:orientation="vertical">

            <LinearLayout
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:orientation="horizontal"
                android:weightSum="3">

                <Button
                    android:id="@+id/btnEkle"
                    android:layout_width="match_parent"
                    android:layout_height="wrap_content"
                    android:layout_weight="1"
                    android:text="Button"

                    />

                <CheckBox
                    android:id="@+id/chkEkle"
                    android:layout_width="match_parent"
                    android:layout_height="wrap_content"
                    android:layout_weight="1"
                    android:text="CheckBox" />

                <Button
                    android:id="@+id/btnSil"
                    android:layout_width="match_parent"
                    android:layout_height="wrap_content"
                    android:layout_weight="1"
                    android:text="Button" />

            </LinearLayout>

            <Button
                android:id="@+id/btnGoster"
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:text="Button" />

            <TextView
                android:id="@+id/textView"
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:text="RADİO GROUP"
                android:textAlignment="center"
                android:textColor="@color/black"
                android:textSize="20dp" />

            <RadioGroup
                android:id="@+id/rg1"
                android:layout_width="match_parent"
                android:layout_height="match_parent">

                <RadioButton
                    android:id="@+id/rb1"
                    android:layout_width="match_parent"
                    android:layout_height="wrap_content"
                    android:checked="true"
                    android:text="RadioButton1" />

                <RadioButton
                    android:id="@+id/rb2"
                    android:layout_width="match_parent"
                    android:layout_height="wrap_content"
                    android:text="RadioButton2" />

                <RadioButton
                    android:id="@+id/rb3"
                    android:layout_width="match_parent"
                    android:layout_height="wrap_content"
                    android:text="RadioButton3" />
            </RadioGroup>



                <TextView
                    android:layout_width="match_parent"
                    android:layout_height="wrap_content"
                    android:text="LİST VİEW"
                    android:textAlignment="center"
                    android:textColor="@color/black"
                    android:textSize="20dp" />

                <ListView
                    android:id="@+id/listViewPerson"
                    android:layout_width="match_parent"
                    android:layout_height="match_parent" />


        </LinearLayout>


</RelativeLayout>

listview1_item.xml

<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout 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">

    <LinearLayout
        android:id="@+id/list_itemGenel"
        android:layout_width="match_parent"
        android:layout_height="100dp"
        android:orientation="vertical">


        <LinearLayout
            android:layout_width="match_parent"
            android:layout_height="match_parent"
            android:orientation="horizontal"
            android:weightSum="100"
            >


            <LinearLayout
                android:layout_width="0dp"
                android:layout_height="match_parent"
                android:layout_weight="30"
                android:orientation="vertical">

                <ImageView
                    android:id="@+id/imageViewProfil"
                    android:layout_width="match_parent"
                    android:layout_height="wrap_content"
                    tools:srcCompat="@tools:sample/avatars" />
            </LinearLayout>

            <LinearLayout
                android:layout_width="0dp"
                android:layout_height="match_parent"
                android:layout_marginStart="10dp"
                android:layout_marginLeft="10dp"
                android:layout_weight="50"
                android:orientation="vertical"
                android:weightSum="100">

                <LinearLayout
                    android:layout_width="match_parent"
                    android:layout_height="0dp"
                    android:layout_weight="45"
                    android:orientation="vertical"
                    android:gravity="center"
                    >

                    <TextView
                        android:id="@+id/txtAd"
                        android:layout_width="match_parent"
                        android:layout_height="wrap_content"
                        android:text="TextView"
                        android:textSize="20dp"
                        android:textColor="@color/black"
                        />
                </LinearLayout>

                <LinearLayout
                    android:layout_width="match_parent"
                    android:layout_height="0dp"
                    android:layout_weight="10"
                    android:orientation="vertical"></LinearLayout>

                <LinearLayout
                    android:layout_width="match_parent"
                    android:layout_height="0dp"
                    android:layout_weight="45"
                    android:orientation="vertical"
                    android:gravity="center"
                    >

                    <TextView
                        android:id="@+id/txtSoyad"
                        android:layout_width="match_parent"
                        android:layout_height="wrap_content"
                        android:text="TextView"
                        android:textSize="20dp"
                        android:textColor="@color/black"
                        />
                </LinearLayout>
            </LinearLayout>

            <LinearLayout
                android:layout_width="0dp"
                android:layout_height="match_parent"
                android:layout_weight="20"
                android:orientation="vertical"
                android:gravity="center"
                >


                <ImageView
                    android:id="@+id/imageViewSil"
                    android:layout_width="50dp"
                    android:layout_height="50dp"
                   android:background="@drawable/delete_forever_24" />

            </LinearLayout>
        </LinearLayout>
    </LinearLayout>
</RelativeLayout>

kaynak : https://stackoverflow.com/questions/9229516/using-listview-in-android

Zeynep