org.eclipse.scada.ui.databinding.item

Class DataItemObservableValue

java.lang.Object

org.eclipse.core.databinding.observable.AbstractObservable

org.eclipse.core.databinding.observable.value.AbstractObservableValue

org.eclipse.scada.ui.databinding.item.DataItemObservableValue

All Implemented Interfaces:

org.eclipse.core.databinding.observable.IObservable, org.eclipse.core.databinding.observable.value.IObservableValue

public class DataItemObservableValue
extends org.eclipse.core.databinding.observable.value.AbstractObservableValue

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	DataItemObservableValue.ReplaceInvalidValuePolicy

Field Summary

Fields

Modifier and Type	Field and Description
static InvalidValuePolicy	VALUE_POLICY_IGNORE
static InvalidValuePolicy	VALUE_POLICY_REPLACE_DISCONNECTED

Constructor Summary

Constructors

Constructor and Description
DataItemObservableValue(org.osgi.framework.BundleContext context, String connectionId, String itemId)
DataItemObservableValue(org.osgi.framework.BundleContext context, String connectionId, String itemId, InvalidValuePolicy invalidValuePolicy)
DataItemObservableValue(org.osgi.framework.BundleContext context, String connectionId, String itemId, InvalidValuePolicy invalidValuePolicy, org.eclipse.core.databinding.observable.Realm realm)
DataItemObservableValue(org.osgi.framework.BundleContext context, String connectionId, String itemId, org.eclipse.core.databinding.observable.Realm realm)

Method Summary

Methods

Modifier and Type	Method and Description
protected void	addListener(Object arg0, org.eclipse.core.databinding.observable.IObservablesListener arg1)
protected void	bind(ConnectionService connectionService)
protected Object	clone()
void	dispose()
protected Object	doGetValue()
protected void	fireEvent(org.eclipse.core.databinding.observable.ObservableEvent arg0)
protected void	firstListenerAdded()
String	getItemId()
org.eclipse.core.databinding.observable.Realm	getRealm()
Object	getValueType()
protected void	handleUpdate(Observer observer, DataItemValue value)
protected boolean	hasListeners()
protected void	lastListenerRemoved()
protected void	removeListener(Object arg0, org.eclipse.core.databinding.observable.IObservablesListener arg1)
void	setItemId(String itemId)
protected void	unbind()

Methods inherited from class org.eclipse.core.databinding.observable.value.AbstractObservableValue

addValueChangeListener, doSetValue, fireChange, fireValueChange, getValue, isStale, removeValueChangeListener, setValue

Methods inherited from class org.eclipse.core.databinding.observable.AbstractObservable

addChangeListener, addDisposeListener, addStaleListener, checkRealm, fireStale, isDisposed, removeChangeListener, removeDisposeListener, removeStaleListener

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.eclipse.core.databinding.observable.IObservable

addChangeListener, addDisposeListener, addStaleListener, getRealm, isDisposed, removeChangeListener, removeDisposeListener, removeStaleListener

Field Detail

VALUE_POLICY_REPLACE_DISCONNECTED

public static final InvalidValuePolicy VALUE_POLICY_REPLACE_DISCONNECTED

VALUE_POLICY_IGNORE

public static final InvalidValuePolicy VALUE_POLICY_IGNORE

Constructor Detail

DataItemObservableValue

public DataItemObservableValue(org.osgi.framework.BundleContext context,
                       String connectionId,
                       String itemId)

DataItemObservableValue

public DataItemObservableValue(org.osgi.framework.BundleContext context,
                       String connectionId,
                       String itemId,
                       org.eclipse.core.databinding.observable.Realm realm)

DataItemObservableValue

public DataItemObservableValue(org.osgi.framework.BundleContext context,
                       String connectionId,
                       String itemId,
                       InvalidValuePolicy invalidValuePolicy)

DataItemObservableValue

public DataItemObservableValue(org.osgi.framework.BundleContext context,
                       String connectionId,
                       String itemId,
                       InvalidValuePolicy invalidValuePolicy,
                       org.eclipse.core.databinding.observable.Realm realm)

Method Detail

bind

protected void bind(ConnectionService connectionService)

handleUpdate

protected void handleUpdate(Observer observer,
                DataItemValue value)

unbind

protected void unbind()

dispose

public void dispose()

Specified by:

dispose in interface org.eclipse.core.databinding.observable.IObservable

Overrides:

dispose in class org.eclipse.core.databinding.observable.AbstractObservable

getValueType

public Object getValueType()

doGetValue

protected Object doGetValue()

Specified by:

doGetValue in class org.eclipse.core.databinding.observable.value.AbstractObservableValue

getItemId

public String getItemId()

setItemId

public void setItemId(String itemId)

addListener

protected void addListener(Object arg0,
               org.eclipse.core.databinding.observable.IObservablesListener arg1)

removeListener

protected void removeListener(Object arg0,
                  org.eclipse.core.databinding.observable.IObservablesListener arg1)

hasListeners

protected boolean hasListeners()

fireEvent

protected void fireEvent(org.eclipse.core.databinding.observable.ObservableEvent arg0)

firstListenerAdded

protected void firstListenerAdded()

lastListenerRemoved

protected void lastListenerRemoved()

getRealm

public org.eclipse.core.databinding.observable.Realm getRealm()

clone

protected Object clone()
                throws CloneNotSupportedException

Overrides:

clone in class Object

Throws:

CloneNotSupportedException