com.vaadin.terminal.gwt.client.ui
Class AbstractFieldConnector

java.lang.Object
  com.vaadin.terminal.gwt.client.ui.AbstractConnector
      com.vaadin.terminal.gwt.client.ui.AbstractComponentConnector
          com.vaadin.terminal.gwt.client.ui.AbstractFieldConnector

All Implemented Interfaces:

com.google.gwt.event.shared.EventHandler, StateChangeEvent.StateChangeHandler, ComponentConnector, Connector, ServerConnector, Serializable

Direct Known Subclasses:

AbstractDateFieldConnector, CheckBoxConnector, ComboBoxConnector, OptionGroupBaseConnector, ProgressIndicatorConnector, RichTextAreaConnector, SliderConnector, TextFieldConnector

public abstract class AbstractFieldConnector
extends AbstractComponentConnector

See Also:

Serialized Form

Constructor Summary

AbstractFieldConnector()

Method Summary

AbstractFieldState	getState() Returns the shared state object for this connector.
protected String	getStyleNames(String primaryStyleName) Generates the style name for the widget based on the given primary style name and the shared state.
boolean	isModified()
boolean	isReadOnly() Checks if the connector is read only.
boolean	isRequired() Checks whether the required indicator should be shown for the field.

Methods inherited from class com.vaadin.terminal.gwt.client.ui.AbstractComponentConnector

createWidget, delegateCaptionHandling, getLayoutManager, getParent, getWidget, hasEventListener, isEnabled, isRealUpdate, isRelativeHeight, isRelativeWidth, isUndefinedHeight, isUndefinedWidth, onStateChanged, onUnregister, setParent, setState, setWidgetEnabled

Methods inherited from class com.vaadin.terminal.gwt.client.ui.AbstractConnector

addStateChangeHandler, doInit, ensureHandlerManager, fireEvent, getConnection, getConnectorId, getRpcImplementations, init, isConnectorEnabled, registerRpc, unregisterRpc

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.vaadin.terminal.gwt.client.ServerConnector

addStateChangeHandler, doInit, fireEvent, getConnection, getRpcImplementations

Methods inherited from interface com.vaadin.terminal.gwt.client.Connector

getConnectorId

Constructor Detail

AbstractFieldConnector

public AbstractFieldConnector()

Method Detail

getState

public AbstractFieldState getState()

Description copied from class: AbstractComponentConnector

Returns the shared state object for this connector. If overriding this method to return a more specific type, also #createState() must be overridden.

Specified by:

getState in interface ComponentConnector

Specified by:

getState in interface Connector

Overrides:

getState in class AbstractComponentConnector

Returns:

current shared state (not null)

isReadOnly

public boolean isReadOnly()

Description copied from interface: ComponentConnector

Checks if the connector is read only.

Specified by:

isReadOnly in interface ComponentConnector

Overrides:

isReadOnly in class AbstractComponentConnector

Returns:

true

isModified

public boolean isModified()

isRequired

public boolean isRequired()

Checks whether the required indicator should be shown for the field. Required indicators are hidden if the field or its data source is read-only.

Returns:

true if required indicator should be shown

getStyleNames

protected String getStyleNames(String primaryStyleName)

Description copied from class: AbstractComponentConnector

Generates the style name for the widget based on the given primary style name and the shared state.

This method can be overridden to provide additional style names for the component

Overrides:

getStyleNames in class AbstractComponentConnector

Parameters:

primaryStyleName - The primary style name to use when generating the final style names

Returns:

The style names, settable using UIObject.setStyleName(String)