[챕터 2-7-4] 시크바

결과화면

프로그레스바 위치를 조절 시 해당하는 위치값을 표시

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레이아웃 마진 탑 : 50dp

 

 

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MainActivity.java

 

package org.minokuma.myseekbar;

import androidx.appcompat.app.AppCompatActivity;

import android.os.Bundle;
import android.widget.SeekBar;
import android.widget.TextView;

public class MainActivity extends AppCompatActivity {

    TextView textView;

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

        final TextView textView = findViewById(R.id.textView);

        SeekBar seekBar = findViewById(R.id.seekBar);
        seekBar.setOnSeekBarChangeListener(new SeekBar.OnSeekBarChangeListener() {
            @Override
            public void onProgressChanged(SeekBar seekBar, int progress, boolean fromUser) {
                textView.setText("지정된 값 : " + progress);
            }

            @Override
            public void onStartTrackingTouch(SeekBar seekBar) {
                
            }

            @Override
            public void onStopTrackingTouch(SeekBar seekBar) {

            }
        });

    }
}