Activity Animation

MainActivity.java

    @Override
    public void onClick(View v) {
        startActivity(new Intent(this, SecondActivity.class));

        switch (v.getId()) {
            case R.id.fadeBtn:
                overridePendingTransition(android.R.anim.fade_in, android.R.anim.fade_out);
                break;
            case R.id.slideBtn:
                overridePendingTransition(
                        android.R.anim.slide_in_left, android.R.anim.slide_out_right);
                break;
        }
    }