com.vaadin.client.ui

Class VRadioButtonGroup

java.lang.Object

com.google.gwt.user.client.ui.UIObject

com.google.gwt.user.client.ui.Widget

com.google.gwt.user.client.ui.Composite

com.vaadin.client.widgets.FocusableFlowPanelComposite

com.vaadin.client.ui.VRadioButtonGroup

All Implemented Interfaces:

com.google.gwt.event.dom.client.ClickHandler, com.google.gwt.event.dom.client.HasAllFocusHandlers, com.google.gwt.event.dom.client.HasBlurHandlers, com.google.gwt.event.dom.client.HasFocusHandlers, com.google.gwt.event.logical.shared.HasAttachHandlers, com.google.gwt.event.shared.EventHandler, com.google.gwt.event.shared.HasHandlers, com.google.gwt.user.client.EventListener, com.google.gwt.user.client.ui.HasEnabled, com.google.gwt.user.client.ui.HasVisibility, com.google.gwt.user.client.ui.IsRenderable, com.google.gwt.user.client.ui.IsWidget, Focusable, Field

public class VRadioButtonGroup
extends FocusableFlowPanelComposite
implements Field, com.google.gwt.event.dom.client.ClickHandler, com.google.gwt.user.client.ui.HasEnabled

The client-side widget for the RadioButtonGroup component.

Since:

8.0

Author:

Vaadin Ltd.

Nested Class Summary

Nested classes/interfaces inherited from class com.google.gwt.user.client.ui.UIObject

com.google.gwt.user.client.ui.UIObject.DebugIdImpl, com.google.gwt.user.client.ui.UIObject.DebugIdImplEnabled

Field Summary

Fields

Modifier and Type	Field and Description
static String	CLASSNAME
static String	CLASSNAME_OPTION
static String	CLASSNAME_OPTION_SELECTED
ApplicationConnection	client For internal use only.

Fields inherited from class com.google.gwt.user.client.ui.UIObject

DEBUG_ID_PREFIX

Constructor Summary

Constructors

Constructor and Description
VRadioButtonGroup()

Method Summary

Modifier and Type	Method and Description
Registration	addSelectionChangeHandler(Consumer<JsonObject> selectionChanged)
void	buildOptions(List<JsonObject> items)
void	focus() Set focus to the selected radio button (or first radio button if there is no selection).
JsonObject	getItem(com.google.gwt.dom.client.Element element) Returns the JsonObject used to populate the RadioButton widget that contains given Element.
boolean	isEnabled()
boolean	isHtmlContentAllowed()
boolean	isReadonly()
void	onClick(com.google.gwt.event.dom.client.ClickEvent event)
void	selectItemKey(String selectedItemKey)
void	setEnabled(boolean enabled)
void	setHtmlContentAllowed(boolean htmlContentAllowed)
void	setReadonly(boolean readonly)
void	setTabIndex(int tabIndex)
protected void	updateEnabledState()
protected void	updateItemEnabled(com.google.gwt.user.client.ui.RadioButton radioButton, boolean value) Updates the enabled state of a radio button.
protected void	updateItemSelection(com.google.gwt.user.client.ui.RadioButton radioButton, boolean value) Updates the selected state of a radio button.

Methods inherited from class com.vaadin.client.widgets.FocusableFlowPanelComposite

addBlurHandler, addFocusHandler, getWidget

Methods inherited from class com.google.gwt.user.client.ui.Composite

claimElement, initializeClaimedElement, initWidget, isAttached, onAttach, onBrowserEvent, onDetach, render, render, resolvePotentialElement, setWidget

Methods inherited from class com.google.gwt.user.client.ui.Widget

addAttachHandler, addBitlessDomHandler, addDomHandler, addHandler, asWidget, asWidgetOrNull, createHandlerManager, delegateEvent, doAttachChildren, doDetachChildren, fireEvent, getHandlerCount, getLayoutData, getParent, isOrWasAttached, onLoad, onUnload, removeFromParent, setLayoutData, sinkEvents, unsinkEvents

Methods inherited from class com.google.gwt.user.client.ui.UIObject

addStyleDependentName, addStyleName, ensureDebugId, ensureDebugId, ensureDebugId, getAbsoluteLeft, getAbsoluteTop, getElement, getOffsetHeight, getOffsetWidth, getStyleElement, getStyleName, getStyleName, getStylePrimaryName, getStylePrimaryName, getTitle, isVisible, isVisible, onEnsureDebugId, removeStyleDependentName, removeStyleName, setElement, setElement, setHeight, setPixelSize, setSize, setStyleDependentName, setStyleName, setStyleName, setStyleName, setStyleName, setStylePrimaryName, setStylePrimaryName, setTitle, setVisible, setVisible, setWidth, sinkBitlessEvent, toString

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Methods inherited from interface com.google.gwt.event.shared.HasHandlers

fireEvent

Field Detail

CLASSNAME

public static final String CLASSNAME

See Also:

Constant Field Values

CLASSNAME_OPTION

public static final String CLASSNAME_OPTION

See Also:

Constant Field Values

CLASSNAME_OPTION_SELECTED

public static final String CLASSNAME_OPTION_SELECTED

See Also:

Constant Field Values

client

public ApplicationConnection client

For internal use only. May be removed or replaced in the future.

Constructor Detail

VRadioButtonGroup

public VRadioButtonGroup()

Method Detail

buildOptions

public void buildOptions(List<JsonObject> items)

getItem

public JsonObject getItem(com.google.gwt.dom.client.Element element)

Returns the JsonObject used to populate the RadioButton widget that contains given Element.

Parameters:

element - the element to search for

Returns:

the related JsonObject; null if not found

Since:

8.2

onClick

public void onClick(com.google.gwt.event.dom.client.ClickEvent event)

Specified by:

onClick in interface com.google.gwt.event.dom.client.ClickHandler

setTabIndex

public void setTabIndex(int tabIndex)

updateEnabledState

protected void updateEnabledState()

isHtmlContentAllowed

public boolean isHtmlContentAllowed()

setHtmlContentAllowed

public void setHtmlContentAllowed(boolean htmlContentAllowed)

isEnabled

public boolean isEnabled()

Specified by:

isEnabled in interface com.google.gwt.user.client.ui.HasEnabled

isReadonly

public boolean isReadonly()

setReadonly

public void setReadonly(boolean readonly)

setEnabled

public void setEnabled(boolean enabled)

Specified by:

setEnabled in interface com.google.gwt.user.client.ui.HasEnabled

addSelectionChangeHandler

public Registration addSelectionChangeHandler(Consumer<JsonObject> selectionChanged)

selectItemKey

public void selectItemKey(String selectedItemKey)

focus

public void focus()

Set focus to the selected radio button (or first radio button if there is no selection).

Specified by:

focus in interface Focusable

Overrides:

focus in class FocusableFlowPanelComposite

updateItemSelection

protected void updateItemSelection(com.google.gwt.user.client.ui.RadioButton radioButton,
                                   boolean value)

Updates the selected state of a radio button.

Parameters:

radioButton - the radio button to update

value - true if selected; false if not

updateItemEnabled

protected void updateItemEnabled(com.google.gwt.user.client.ui.RadioButton radioButton,
                                 boolean value)

Updates the enabled state of a radio button.

Parameters:

radioButton - the radio button to update

value - true if enabled; false if not

Since:

8.3.3