org.apache.wicket.ajax.form
Class OnChangeAjaxBehavior

java.lang.Object
  org.apache.wicket.behavior.Behavior
      org.apache.wicket.behavior.AbstractAjaxBehavior
          org.apache.wicket.ajax.AbstractDefaultAjaxBehavior
              org.apache.wicket.ajax.AjaxEventBehavior
                  org.apache.wicket.ajax.form.AjaxFormComponentUpdatingBehavior
                      org.apache.wicket.ajax.form.OnChangeAjaxBehavior

All Implemented Interfaces:

Serializable, IBehaviorListener, IComponentAwareEventSink, IRequestListener, IComponentAwareHeaderContributor, IClusterable

public abstract class OnChangeAjaxBehavior
extends AjaxFormComponentUpdatingBehavior

A behavior that updates the hosting FormComponent via Ajax when value of the component is changed.

This behavior uses best available method to track changes on different types of form components. To accomplish this for text input form components it uses a custom event, named 'inputchange', that is handled in the best way for the specific browser. For other form component types the 'change' event is used.

Since:

1.3

Author:

Janne Hietamäki (janne)

See Also:

AjaxFormComponentUpdatingBehavior, Serialized Form

Field Summary

static String

EVENT_NAME 'inputchange' event delegates to 'input', 'keyup', 'cut' and 'paste' events for text input form component depending on the browser.

Fields inherited from class org.apache.wicket.ajax.AbstractDefaultAjaxBehavior

INDICATOR

Fields inherited from interface org.apache.wicket.behavior.IBehaviorListener

INTERFACE

Constructor Summary

OnChangeAjaxBehavior()
Constructor.

Method Summary

Methods inherited from class org.apache.wicket.ajax.form.AjaxFormComponentUpdatingBehavior

checkComponent, disableFocusOnBlur, getFormComponent, getUpdateModel, onBind, onError, onEvent, onUpdate, updateAjaxAttributes

Methods inherited from class org.apache.wicket.ajax.AjaxEventBehavior

getEvent, onCheckEvent, renderHead, respond

Methods inherited from class org.apache.wicket.ajax.AbstractDefaultAjaxBehavior

findIndicatorId, getAttributes, getCallbackFunction, getCallbackFunctionBody, getCallbackScript, getCallbackScript, getChannel, getFailureScript, getPreconditionScript, getSuccessScript, onRequest, postprocessConfiguration, renderAjaxAttributes, renderAjaxAttributes

Methods inherited from class org.apache.wicket.behavior.AbstractAjaxBehavior

afterRender, bind, getCallbackUrl, getComponent, onComponentRendered, onComponentTag, onComponentTag, onUnbind, unbind

Methods inherited from class org.apache.wicket.behavior.Behavior

beforeRender, canCallListenerInterface, detach, getStatelessHint, isEnabled, isTemporary, onConfigure, onEvent, onException, onRemove

Methods inherited from class java.lang.Object

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

Field Detail

EVENT_NAME

public static final String EVENT_NAME

'inputchange' event delegates to 'input', 'keyup', 'cut' and 'paste' events for text input form component depending on the browser. 'change' is used as a fallback for all other form component types.

See Also:

Constant Field Values

Constructor Detail

OnChangeAjaxBehavior

public OnChangeAjaxBehavior()

Constructor.