How to Find a SeekBar using ID
findViewById was in API Level 1findViewById: Look for a child Button with the given id. If this view has a given id, return this SeekBar.
1. Name the SeekBar, mySeekBar.
2. In the MainActivity.java file, add the SeekBar import to the imports section.
import android.widget.SeekBar;
3. In MainActivity, java file, add the below code to the onCreate method. Where R.id.mySeekBar is the same as the android:id name in your main.xml file, and mySeekBar is the SeekBar name referred to in Java.
SeekBar mySeekBar = (SeekBar) findViewById(R.id.mySeekBar);
4. Compile and run!
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