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/*****************************************************************************
* Copyright (c) 2015 CEA LIST and others.
*
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* CEA LIST - Initial API and implementation
* Jérémie Tatibouet (CEA LIST)
*
*****************************************************************************/
package org.eclipse.papyrus.uml.alf.properties.xtext.sheet.ui.listeners;
import org.eclipse.papyrus.uml.alf.transaction.commit.ScenarioFactory;
import org.eclipse.papyrus.uml.alf.properties.xtext.sheet.AdvancedEditingPropertySection;
import org.eclipse.swt.custom.StyledText;
import org.eclipse.swt.events.FocusAdapter;
import org.eclipse.swt.events.FocusEvent;
import org.eclipse.uml2.uml.NamedElement;
public class EditorFocusListener extends FocusAdapter {
private AdvancedEditingPropertySection section;
public EditorFocusListener(AdvancedEditingPropertySection section) {
this.section = section;
}
/**
* When the ALF editor looses the focus, this triggers the execution of a backup sequence.
* This backup sequence saves the current state of the textual definition of the current model element.
* Modifications introduced in text are not propagated in the current model element.
*/
@Override
public void focusLost(FocusEvent event) {
/* 1. Retrieve the alf editor */
StyledText alfEditor = null;
if (event.getSource() instanceof StyledText) {
alfEditor = (StyledText) event.getSource();
}
/* 2. Save the textual representation */
if (alfEditor != null) {
ScenarioFactory.getInstance().createSaveScenario().
execute((NamedElement) this.section.getContextObject(), alfEditor.getText());
}
}
}
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