de.unihalle.informatik.Alida.dataio.provider

Class ALDDataIOSwingInitialGUIValueDefaultHandler

java.lang.Object

de.unihalle.informatik.Alida.dataio.provider.ALDDataIOSwingInitialGUIValueDefaultHandler

All Implemented Interfaces:

ALDDataIO, ALDDataIOSwing

Direct Known Subclasses:

ALDCollectionDataIOSwing, ALDEnumDataIOSwing, ALDEnumSetDataIOSwing, ALDHashMapDataIOSwing, ALDNativeArray1DDataIOSwing, ALDNativeArray2DDataIOSwing

public abstract class ALDDataIOSwingInitialGUIValueDefaultHandler
extends Object
implements ALDDataIOSwing

Class providing default method for initial GUI value handling.

As most providers most likely will set the given object value as initial value in the GUI, this method implements the interface method mimicing exactly this behaviour.

Providers can extend this class and thereby overcoming the need for implementing the method explicitly

Author:

moeller

Constructor Summary

Constructors

Constructor and Description
ALDDataIOSwingInitialGUIValueDefaultHandler()

Method Summary

Modifier and Type	Method and Description
Object	getInitialGUIValue(Field field, Class<?> cl, Object obj, ALDParameterDescriptor descr) Interface method to request initial GUI values of provider.

Methods inherited from class java.lang.Object

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

Methods inherited from interface de.unihalle.informatik.Alida.dataio.provider.ALDDataIOSwing

createGUIElement, readData, setValue, writeData

Methods inherited from interface de.unihalle.informatik.Alida.dataio.provider.ALDDataIO

providedClasses

Constructor Detail

ALDDataIOSwingInitialGUIValueDefaultHandler

public ALDDataIOSwingInitialGUIValueDefaultHandler()

Method Detail

getInitialGUIValue

public Object getInitialGUIValue(Field field,
                                 Class<?> cl,
                                 Object obj,
                                 ALDParameterDescriptor descr)

Description copied from interface: ALDDataIOSwing

Interface method to request initial GUI values of provider.

Note that while the object is allowed to be null the descriptor has to be different from null in any case.

Specified by:

getInitialGUIValue in interface ALDDataIOSwing

Parameters:

field - Field of the parameter the GUI element is linked to.

cl - Class of the parameter and the returned object.

obj - The current value of corresponding parameter.

descr - Optional descriptor to provide additional information.

Returns:

Value that the provider will display in GUI.