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The RadioButtonElement class is utilised to create a single selection input element in a user interface.

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Constructor

NameTypeDescription
elementIdstringThis property in constructor accepts the Id for the element
labelstringThis property in constructor accepts the label for radio
optionsList<OptionElement>This property in constructor accepts options for radio

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Class Usage

Here’s how to create an instance of the RadioButtonElement class:
  • Java
OptionElement option1 = new OptionElement("Option1", "1");
OptionElement option2 = new OptionElement("Option2", "2");
List<OptionElement> optionElementList = new ArrayList<>();
optionElementList.add(option1);
optionElementList.add(option2);

RadioButtonElement radioButtonElement = new RadioButtonElement("idSelect", "Choose an option", optionElementList);
In this example, a new instance of RadioButtonElement is created with an elementId “idSelect”, a label “Choose an option”, and a list of two options.

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Key Properties and Methods

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Default Value of the Input Element

The setDefaultValue() method sets the default value in the single select input, while the getDefaultValue() retrieves it. For example:
  • Java
radioButtonElement.setDefaultValue("1");

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Example

Here is an example that showcases the creation and manipulation of an instance of SingleSelectElement:
  • Java
// Create some options
OptionElement option1 = new OptionElement("Option1", "1");
OptionElement option2 = new OptionElement("Option2", "2");
List<OptionElement> optionElementList = new ArrayList<>();
optionElementList.add(option1);
optionElementList.add(option2);

// Create a new instance of SingleSelectElement
RadioButtonElement radioButtonElement = new SingleSelectElement("1", "Choose an option", optionsList);

// Set and get the default value
radioButtonElement.setDefaultValue("1");
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