RadioButtonChooser.java

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package fi.jyu.mit.fxgui;

import java.util.ArrayList;

import javafx.beans.property.BooleanProperty;
import javafx.beans.property.SimpleBooleanProperty;
import javafx.beans.value.ChangeListener;
import javafx.scene.control.RadioButton;
import javafx.scene.control.ToggleGroup;

/**
 * Allows multiple radiobuttons to be selected and managed with only 1 component
 * @author terop
 * @version 13.1.2017
 * @param <T> Type to be stored in to this class
 */
public class RadioButtonChooser<T> extends BaseBoxChooser<T, RadioButton> {

    private ToggleGroup group = new ToggleGroup();
    /**
     * Should multiple selections be allowed
     */
    protected BooleanProperty multipleSelectionsAllowed = new SimpleBooleanProperty(false);
    
        @Override
        protected void addChangeListener(RadioButton box, ChangeListener<Boolean> listener) {
                box.selectedProperty().addListener(listener);
        }

        @Override
        protected RadioButton addCorrectComponent(String name, T object) {
                RadioButton button = new RadioButton(name);
                if(!multipleSelectionsAllowed.get())
                    button.setToggleGroup(group);
                button.setMnemonicParsing(true);
                return button;
        }

        
        
        @Override
        protected void removeListener(RadioButton node, ArrayList<ChangeListener<Boolean>> list) {
                for (ChangeListener<Boolean> changeListener : list) {
                        node.selectedProperty().removeListener(changeListener);
                }
                
        }
        
        /**
         * Sets if selecting multiple toggles is allowed
         * @param allowMultiples if multiples are allowed
         */
        public void setMultipleSelectionsAllowed(boolean allowMultiples){
            this.multipleSelectionsAllowed.set(allowMultiples);
            UpdateComponents(getItems());
        }

        /**
         * Gets the multiple selection allowed propertys value
         * @return if multiple selections are allowed
         */
        public boolean getMultipleSelectionsAllowed(){
        return this.multipleSelectionsAllowed.get();
    }
        

        @Override
        protected boolean isComponentSelected(RadioButton component) {
                return component.selectedProperty().get();
        }


    @Override
    protected boolean setComponentSelected(RadioButton component, boolean value) {
        boolean oldSelect = isComponentSelected(component);
        component.selectedProperty().set(value);
        return oldSelect;
    }
        
}