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/*
 * Copyright (c) 2007 Borland Software Corporation
 * 
 * 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:
 *    Alexander Shatalin (Borland) - initial API and implementation
 */

«IMPORT 'http://www.eclipse.org/gmf/2008/GenModel'»

«REM»Inner class of DocumentProvider«ENDREM»
«DEFINE ResourceSetModificationListener FOR gmfgen::GenDiagram-»
	«EXPAND xpt::Common::generatedClassComment»	
private class ResourceSetModificationListener extends org.eclipse.emf.ecore.util.EContentAdapter {

	«EXPAND attributes-»
	
	«EXPAND _constructor-»
	
	«EXPAND notifyChanged-»

	«EXPAND additions-»
}
«ENDDEFINE» 

«DEFINE attributes FOR gmfgen::GenDiagram-»
		«EXPAND xpt::Common::generatedMemberComment»	
		private org.eclipse.emf.transaction.NotificationFilter myModifiedFilter;

		«EXPAND xpt::Common::generatedMemberComment»	
		private ResourceSetInfo myInfo;
«ENDDEFINE»

«DEFINE _constructor FOR gmfgen::GenDiagram-»
	«EXPAND xpt::Common::generatedMemberComment»	
public ResourceSetModificationListener(ResourceSetInfo info) {
	myInfo = info;
	myModifiedFilter = org.eclipse.emf.transaction.NotificationFilter.createEventTypeFilter(org.eclipse.emf.common.notify.Notification.SET).or(org.eclipse.emf.transaction.NotificationFilter.createEventTypeFilter(org.eclipse.emf.common.notify.Notification.UNSET)).and(org.eclipse.emf.transaction.NotificationFilter.createFeatureFilter(org.eclipse.emf.ecore.resource.Resource.class, org.eclipse.emf.ecore.resource.Resource.RESOURCE__IS_MODIFIED));
}
«ENDDEFINE»

«DEFINE notifyChanged FOR gmfgen::GenDiagram-»
	«EXPAND xpt::Common::generatedMemberComment»	
public void notifyChanged(org.eclipse.emf.common.notify.Notification notification) {
	if (notification.getNotifier() instanceof org.eclipse.emf.ecore.resource.ResourceSet) {
		super.notifyChanged(notification);
	}
	if (!notification.isTouch() && myModifiedFilter.matches(notification)) {
		if (notification.getNotifier() instanceof org.eclipse.emf.ecore.resource.Resource) {
			org.eclipse.emf.ecore.resource.Resource resource = (org.eclipse.emf.ecore.resource.Resource) notification.getNotifier();
			if (resource.isLoaded()) {
				boolean modified = false;
				for (java.util.Iterator/*<org.eclipse.emf.ecore.resource.Resource>*/ it = myInfo.getLoadedResourcesIterator(); it.hasNext() && !modified;) {
					org.eclipse.emf.ecore.resource.Resource nextResource = (org.eclipse.emf.ecore.resource.Resource) it.next();
					if (nextResource.isLoaded()) {
						modified = nextResource.isModified();
					}
				}
				boolean dirtyStateChanged = false;
				synchronized (myInfo) {
					if (modified != myInfo.fCanBeSaved) {
						myInfo.fCanBeSaved = modified;
						dirtyStateChanged = true;
					}
	«IF null = editorGen.application-»
					if (!resource.isModified()) {
						myInfo.setSynchronized(resource);
					}
	«ENDIF-»
				}
				if (dirtyStateChanged) {
					fireElementDirtyStateChanged(myInfo.getEditorInput(), modified);
	
					if (!modified) {
						myInfo.setModificationStamp(computeModificationStamp(myInfo));
					}
				}
			}
		}
	}
}
«ENDDEFINE»

«DEFINE additions FOR gmfgen::GenDiagram-»
«ENDDEFINE»

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