android studio update as user enters text edittext

To help developers more easily retrieve this information, CurrencyEditText provides the getRawValue() method. However, you'll likely need to actually do something useful with the users input. To retrieve the fully formatted String value as shown to the user, simply call your CurrencyEditText objects getText() method. setDecimalDigits( 0) Retrieving and Handling InputĪs CurrencyEditText is an extension of the EditText class, it contains all the same getters and setters that EditText provides. However, if you do need to support negative number input, you can enable it by setting the allow_negative_values attribute.ĬurrencyEditText tb = ( CurrencyEditText) findViewById( R. This is due to the fact that by far the most common use-case for currency input involves transaction information, where the absolute value of the transaction is entered separately from declaring a deposit or withdrawl. Attributesīy default, CurrencyEditText does not allow negative number input.

To remove the hint entirely, set the hint to an empty string (''). You can do this either in your XML layout If you'd prefer to set your own hint text, simply set the hint the same way you would for any other EditText field. Useful for debugging purposes, as well as provides clean and easy to understand guidance to the user. This default value is the Currency Code symbol for the users given Locale setting. 'German', the Euro symbol appears on the right, as seen below.īy default, CurrencyEditText provides a 'hint' value for the text box. In its default state, CurrencyEditText view appears as an EditText box with the hint set to the users local currency symbol.Īs a user enters additional values, they will appear starting with the right-most digit, pushing older digit entries left as they type.ĭepending on the users Locale and Language settings, the displayed text will automatically be formatted to the users local standard.

You're done! The CurrencyEditText module handles all the string manipulation and input monitoring required to allow for a clean, easy-to-use

Android studio update as user enters text edittext