//setup validation
mValidationManager = new ValidationManager(this);

mValidationManager.add("understood", new CheckBoxRequiredValueValidator(mUnderstoodCheckBox, "You must acknowledge that this form does not submit data anywhere and that it is simply for demonstration purposes."));
mValidationManager.add("addressLine1", new RegExpressionValueValidator(mAddressLine1EditText, "^[a-zA-Z0-9\\-'\\s]{3,}$", "please enter your address."));
mValidationManager.add("signupNewsletter");
mValidationManager.add("countrySpinner", new SpinnerRequiredValueValidator(mCountrySpinner, "please select a country."));
mValidationManager.add("emailAddress", new CheckBoxCheckedDependencyValidator(mEmailEditText, "signupNewsletter", mSignupNewsletterCheckBox, true, false, "Please enter your email address to signup to the newsletter list."));
mValidationManager.add("emailAddress", new RegExpressionValueValidator(mEmailEditText, "^([0-9a-zA-Z]([-\\.\\w]*[0-9a-zA-Z])*@([0-9a-zA-Z][-\\w]*[0-9a-zA-Z]\\.)+[a-zA-Z]{2,9})$", "Email address must be valid."));
mValidationManager.add("favouriteColour", new ColourPickerButtonValueValidator(mFavouriteColourButton, true));
mValidationManager.add("exampleSetErrorAbleButton", new ColourPickerButtonValueValidator(mExampleSetErrorAbleButton, true));
mValidationManager.add("exampleSetErrorAbleEditText", new RegExpressionValueValidator(mExampleSetErrorAbleEditText, "^[a-zA-Z0-9\\-'\\s]{3,}$", "please enter your address."));

mValidationManager.validateAllAndSetError();