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com.vaadin.client.ui.
Class AbstractFieldConnector
- java.lang.Object
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- com.vaadin.client.ui.AbstractConnector
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- com.vaadin.client.ui.AbstractComponentConnector
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- com.vaadin.client.ui.AbstractFieldConnector
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All Implemented Interfaces:
com.google.gwt.event.shared.EventHandler, StateChangeEvent.StateChangeHandler, ComponentConnector, ServerConnector, Connector, Serializable
Direct Known Subclasses:
AbstractDateFieldConnector, CheckBoxConnector, ComboBoxConnector, CustomFieldConnector, OptionGroupBaseConnector, ProgressBarConnector, RichTextAreaConnector, SliderConnector, TableConnector, TextFieldConnector
public abstract class AbstractFieldConnector extends AbstractComponentConnectorSee Also:
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Field Summary
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Fields inherited from class com.vaadin.client.ui.AbstractComponentConnector
SIGNIFICANT_MOVE_THRESHOLD
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Constructor Summary
Constructors Constructor and Description AbstractFieldConnector()
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Method Summary
All Methods Modifier and Type Method and Description AbstractFieldStategetState()Returns the shared state object for this connector.
booleanisModified()booleanisReadOnly()Checks if the connector is read only.
booleanisRequired()Checks whether the required indicator should be shown for the field.
protected voidupdateWidgetStyleNames()Updates the user defined, read-only and error style names for the widget based the shared state.
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Methods inherited from class com.vaadin.client.ui.AbstractComponentConnector
createWidget, delegateCaptionHandling, flush, getIcon, getIconUri, getLayoutManager, getTooltipInfo, getWidget, hasTooltip, isRealUpdate, isRelativeHeight, isRelativeWidth, isUndefinedHeight, isUndefinedWidth, onStateChanged, onUnregister, registerTouchHandlers, sendContextClickEvent, setWidgetEnabled, setWidgetStyleName, setWidgetStyleNameWithPrefix, shouldHandleLongTap, unregisterTouchHandlers, updateComponentSize, updateComponentSize, updateEnabledState, updateWidgetSize
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Methods inherited from class com.vaadin.client.ui.AbstractConnector
addStateChangeHandler, addStateChangeHandler, createState, doInit, ensureHandlerManager, fireEvent, forceStateChange, getChildren, getConnection, getConnectorId, getParent, getResourceUrl, getRpcImplementations, getRpcProxy, getStateType, hasEventListener, init, isEnabled, registerRpc, removeStateChangeHandler, removeStateChangeHandler, setChildren, setParent, unregisterRpc
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Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
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Methods inherited from interface com.vaadin.client.ServerConnector
addStateChangeHandler, addStateChangeHandler, doInit, fireEvent, getChildren, getConnection, getParent, getRpcImplementations, hasEventListener, isEnabled, removeStateChangeHandler, removeStateChangeHandler, setChildren, setParent
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Methods inherited from interface com.vaadin.shared.Connector
getConnectorId
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Method Detail
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getState
public AbstractFieldState getState()Description copied from class:
AbstractConnectorReturns the shared state object for this connector. Override this method to define the shared state type for your connector.
Specified by:
getStatein interfaceComponentConnectorSpecified by:
getStatein interfaceServerConnectorOverrides:
getStatein classAbstractComponentConnectorReturns:
the current shared state (never null)
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isReadOnly
public boolean isReadOnly()Description copied from interface:
ComponentConnectorChecks if the connector is read only.
Specified by:
isReadOnlyin interfaceComponentConnectorOverrides:
isReadOnlyin classAbstractComponentConnectorReturns:
true
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isModified
public boolean isModified()
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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
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updateWidgetStyleNames
protected void updateWidgetStyleNames()Description copied from class:
AbstractComponentConnectorUpdates the user defined, read-only and error style names for the widget based the shared state. User defined style names are prefixed with the primary style name of the widget returned by
AbstractComponentConnector.getWidget()This method can be overridden to provide additional style names for the component, for example see
updateWidgetStyleNames()Overrides:
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