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package javafx.scene.control;

import javafx.beans.property.BooleanProperty;
import javafx.beans.property.ObjectProperty;
import javafx.collections.ObservableMap;

Represents a control that can be toggled between selected and non-selected
states. In addition, a Toggle can be assigned a
ToggleGroup, which manages all assigned Toggles such
that only a single Toggle within the ToggleGroup may be
selected at any one time.
Since:
JavaFX 2.0/**
 * Represents a control that can be toggled between selected and non-selected
 * states. In addition, a Toggle can be assigned a
 * <code>{@link ToggleGroup}</code>, which manages all assigned Toggles such
 * that only a single Toggle within the <code>{@link ToggleGroup}</code> may be
 * selected at any one time.
 * @since JavaFX 2.0
 */
public interface Toggle {

    
Returns The ToggleGroup to which this Toggle belongs. 
Returns:
The ToggleGroup to which this Toggle belongs./**
     * Returns The {@link ToggleGroup} to which this {@code Toggle} belongs.
     * @return The {@link ToggleGroup} to which this {@code Toggle} belongs.
     */
    ToggleGroup getToggleGroup();

    
Sets the ToggleGroup to which this Toggle belongs. 
Params:
toggleGroup – The new ToggleGroup./**
     * Sets the {@link ToggleGroup} to which this {@code Toggle} belongs.
     * @param toggleGroup The new {@link ToggleGroup}.
     */
    void setToggleGroup(ToggleGroup toggleGroup);

    
The ToggleGroup to which this Toggle belongs. 
Returns:
the toggle group property/**
     * The {@link ToggleGroup} to which this {@code Toggle} belongs.
     * @return the toggle group property
     */
    ObjectProperty<ToggleGroup> toggleGroupProperty();

    
Indicates whether this Toggle is selected. 
Returns:
true if this Toggle is selected./**
     * Indicates whether this {@code Toggle} is selected.
     * @return {@code true} if this {@code Toggle} is selected.
     */
    boolean isSelected();

    
Sets this Toggle as selected or unselected. 
Params:
selected – true to make this Toggle selected./**
     * Sets this {@code Toggle} as selected or unselected.
     *
     * @param selected {@code true} to make this {@code Toggle} selected.
     */
    void setSelected(boolean selected);

    
The selected state for this Toggle. 
Returns:
the selected property/**
     * The selected state for this {@code Toggle}.
     * @return the selected property
     */
    BooleanProperty selectedProperty();

    
Returns a previously set Object property, or null if no such property has been set using the Node.setUserData(java.lang.Object) method. 
Returns:
The Object that was previously set, or null if no property
         has been set or if null was set./**
     * Returns a previously set Object property, or null if no such property
     * has been set using the {@code Node.setUserData(java.lang.Object)} method.
     *
     * @return The Object that was previously set, or null if no property
     *          has been set or if null was set.
     */
    Object getUserData();

    
Convenience method for setting a single Object property that can be retrieved at a later date. This is functionally equivalent to calling the getProperties().put(Object key, Object value) method. This can later be retrieved by calling Node.getUserData(). 
Params:
value – The value to be stored - this can later be retrieved by calling Node.getUserData()./**
     * Convenience method for setting a single Object property that can be
     * retrieved at a later date. This is functionally equivalent to calling
     * the getProperties().put(Object key, Object value) method. This can later
     * be retrieved by calling {@code Node.getUserData()}.
     *
     * @param value The value to be stored - this can later be retrieved by calling
     *          {@code Node.getUserData()}.
     */
    void setUserData(Object value);

    
Returns an observable map of properties on this toggle for use primarily
by application developers.
Returns:
An observable map of properties on this toggle for use primarily
by application developers/**
     * Returns an observable map of properties on this toggle for use primarily
     * by application developers.
     *
     * @return An observable map of properties on this toggle for use primarily
     * by application developers
     */
    ObservableMap<Object, Object> getProperties();
}