Package org.eclipse.rap.rwt.widgets

Class WidgetUtil

java.lang.Object

org.eclipse.rap.rwt.widgets.WidgetUtil

public final class WidgetUtil
extends Object

Helper class to access RWT specific properties of widgets.

Since:

2.3

Method Summary

Modifier and Type	Method	Description
static String	getId(Widget widget)	Returns the protocol ID of the given widget.
static void	registerDataKeys(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 Details

getId

public static 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(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)