Package org.eclipse.rap.rwt.widgets

Class WidgetUtil

  • public final class WidgetUtil
extends java.lang.Object
    Helper class to access RWT specific properties of widgets.
    Since:
    2.3

    • Method Summary

      All Methods Static Methods Concrete Methods 
      Modifier and Type Method Description
      static java.lang.String getId​(Widget widget)
      Returns the protocol ID of the given widget.
      static void registerDataKeys​(java.lang.String... keys)
      Adds keys to the list of widget data keys to be synchronized with the client.

      • Methods inherited from class java.lang.Object

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

    • Method Detail

      • getId

        public static java.lang.String getId​(Widget widget)
        Returns the protocol ID of the given widget.
        Parameters:
        widget - the widget to obtain the id for, must not be null
        Returns:
        the id for the given widget

      • registerDataKeys

        public static void registerDataKeys​(java.lang.String... keys)
        Adds keys to the list of widget data keys to be synchronized with the client. It is save to add the same key twice, there are no side-effects. The method has to be called from the UI thread and affects the entire UI-session. The data is only transferred from server to client, not back.
        Parameters:
        keys - The keys to add to the list.
        See Also:
        Widget.setData(String, Object)