<com.meng.securitycodedemo.SecurityCodeView 
    android:layout_width="match_parent" 
    android:layout_height="wrap_content"/>

editText = (SecurityCodeView) findViewById(R.id.scv_edittext);

editText.setInputCompleteListener(this);

@Override
public void inputComplete() {
    Toast.makeText(getApplicationContext(), "验证码是：" + editText.getEditContent(), Toast.LENGTH_LONG).show();

    if (!editText.getEditContent().equals("123456")) {
        text.setText("验证码输入错误");
        text.setTextColor(Color.RED);
    }
}

@Override
public void deleteContent(boolean isDelete) {
    if (isDelete){
        text.setText("输入验证码表示同意《用户协议》");
        text.setTextColor(Color.BLACK);
    }
}