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Android Android Activity Lifecycle Introducing SharedPreferences Saving and Retrieving Data with SharedPreferences

I dont know how to declare either of these variables

im stuck

MainActivity.java
import android.view.View;
import android.os.Bundle;

public class MainActivity extends Activity {

  public CheckBox mCheckBox;

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

    mCheckBox = (CheckBox) findViewById(R.id.checkBox);
  }
  private static final String PREFS_FILE = "com.packagename.preferences";
  private static final String KEY_CHECKBOX = "KEY_CHECKBOX";
}

1 Answer

Mohammed Amin
Mohammed Amin
5,445 Points

This page should help with how to create the SharedPreference and Editor variables.

https://developer.android.com/reference/android/content/SharedPreferences.html