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Class ConnectorFocusAndBlurHandler

  • All Implemented Interfaces:

    com.google.gwt.event.dom.client.BlurHandler, com.google.gwt.event.dom.client.FocusHandler, com.google.gwt.event.shared.EventHandler, StateChangeEvent.StateChangeHandler, Serializable

    public class ConnectorFocusAndBlurHandler
extends Object
implements StateChangeEvent.StateChangeHandler, com.google.gwt.event.dom.client.FocusHandler, com.google.gwt.event.dom.client.BlurHandler

    A handler for focus and blur events which uses FieldRpc.FocusAndBlurServerRpc to transmit received events to the server. Events are only handled if there is a corresponding listener on the server side.

    Since:

    7.6

    Author:

    Vaadin Ltd

    See Also:

    Serialized Form

    • Method Detail

      • addHandlers

        public static ConnectorFocusAndBlurHandler addHandlers​(AbstractComponentConnector connector)

        Add focus/blur handlers to the widget of the connector.

        Parameters:

        connector - connector whose widget is a target to add focus/blur handlers

        Returns:

        ConnectorFocusAndBlurHandler instance to remove all registered handlers

      • addHandlers

        public static ConnectorFocusAndBlurHandler addHandlers​(AbstractComponentConnector connector,
                                                       com.google.gwt.user.client.ui.Widget widget)

        Add focus/blur handlers to the widget and a state change handler for the connector.

        Parameters:

        connector - connector to register state change handler

        widget - widget to register focus/blur handler

        Returns:

        ConnectorFocusAndBlurHandler instance to remove all registered handlers

      • onFocus

        public void onFocus​(com.google.gwt.event.dom.client.FocusEvent event)

        Specified by:

        onFocus in interface com.google.gwt.event.dom.client.FocusHandler

      • onBlur

        public void onBlur​(com.google.gwt.event.dom.client.BlurEvent event)

        Specified by:

        onBlur in interface com.google.gwt.event.dom.client.BlurHandler

      • removeHandlers

        public void removeHandlers()

        Remove all handlers from the widget and the connector.