apps/CtsVerifier/src/com/android/cts/verifier/speech/tts/TtsTestActivity.java

package com.android.cts.verifier.speech.tts;

import android.content.ActivityNotFoundException;
import android.content.Intent;
import android.os.Bundle;
import android.provider.Settings;
import android.view.View;
import android.widget.Button;
import androidx.annotation.Nullable;

import com.android.cts.verifier.PassFailButtons;
import com.android.cts.verifier.R;

/**
 * Guide the user to run test for the TTS API.
 */
public class TtsTestActivity extends PassFailButtons.Activity {

  private Button mAccessibilitySettingsButton;

  @Override
  protected void onCreate(@Nullable Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);

    setContentView(R.layout.tts_main);
    setInfoResources(R.string.tts_test, R.string.tts_test_info, -1);
    setPassFailButtonClickListeners();

    mAccessibilitySettingsButton = findViewById(R.id.accessibility_settings_button);
    mAccessibilitySettingsButton.setOnClickListener(new View.OnClickListener() {
        public void onClick(View v) {
            try {
                startActivityForResult(new Intent(Settings.ACTION_ACCESSIBILITY_SETTINGS), 0);
            } catch (ActivityNotFoundException e) {}
        }
    });
  }

}