plugins/org.eclipse.gmf.codegen.lite/templates/xpt/commands/CreateNodeCommand.xpt

/*
 * Copyright (c) 2007, 2009 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:
 *    bblajer (Borland) - initial API and implementation
 */

«IMPORT 'http://www.eclipse.org/gmf/2009/GenModel'»
«IMPORT 'http://www.eclipse.org/emf/2002/GenModel'»

«DEFINE CreateNodeCommand FOR gmfgen::GenNode-»
«EXPAND xpt::Common::copyright FOR getDiagram().editorGen»
package «getDiagram().editCommandsPackageName»;

«EXPAND xpt::Common::generatedClassComment»
public class «EXPAND className» «EXPAND supertypes» {
	«EXPAND attributes-»
	«EXPAND ctors-»
	«EXPAND prepare-»
	«EXPAND canUndo-»
	«EXPAND execute-»
	«EXPAND undo-»
	«EXPAND redo-»
	«EXPAND additions-»
}
«ENDDEFINE»

«DEFINE attributes FOR gmfgen::GenNode-»
	«EXPAND xpt::Common::generatedMemberComment»
	private final org.eclipse.gmf.runtime.lite.commands.CreateNotationalNodeCommand notationAddCommand;

	«EXPAND xpt::Common::generatedMemberComment»
	private final org.eclipse.emf.common.command.Command domainModelAddCommand;
«ENDDEFINE»

«DEFINE ctors FOR gmfgen::GenNode-»
	«EXPAND xpt::Common::generatedMemberComment»
	public «EXPAND className»(org.eclipse.gmf.runtime.notation.View parent, org.eclipse.gmf.runtime.lite.requests.CreateRequestEx request) {
		this(parent, request, null);
	}

	«EXPAND xpt::Common::generatedMemberComment»
	public «EXPAND className»(org.eclipse.gmf.runtime.notation.View parent, org.eclipse.gmf.runtime.lite.requests.CreateRequestEx request, org.eclipse.draw2d.geometry.Rectangle constraint) {
		«EXPAND MetaModel::NewInstance('createdDomainElement') FOR modelFacet.metaClass-»
		«EXPAND initialize('createdDomainElement')-»
		«EXPAND initializeDomainModelCommand FOR modelFacet-»
		«EXPAND xpt::commands::Common::adjustConstraint-»
		this.notationAddCommand = new org.eclipse.gmf.runtime.lite.commands.CreateNotationalNodeCommand(parent, «EXPAND MetaModel::DowncastToEObject('createdDomainElement') FOR modelFacet.metaClass», 
			constraint, «getNotationViewFactoryQualifiedClassName()».INSTANCE);
		request.setCreatedObject(notationAddCommand.getCreatedView());
	}
«ENDDEFINE»

«DEFINE initializeDomainModelCommand FOR gmfgen::TypeModelFacet-»
		«EXPAND checkFeature('parent.getElement()', null) FOR containmentMetaFeature-»
«LET childMetaFeature <> null and (childMetaFeature <> containmentMetaFeature and not childMetaFeature.ecoreFeature._derived) AS addChild-»
	«IF addChild-»
		«EXPAND checkFeature('parent.getElement()', null) FOR childMetaFeature-»
	«ENDIF-»
		org.eclipse.emf.transaction.TransactionalEditingDomain domainModelEditDomain = org.eclipse.emf.transaction.util.TransactionUtil.getEditingDomain(parent.getDiagram().getElement());
	«IF addChild-»
		org.eclipse.emf.common.command.CompoundCommand compoundCommand = new org.eclipse.emf.common.command.CompoundCommand();
		«IF containmentMetaFeature = null-»
		compoundCommand.append(new org.eclipse.emf.edit.command.AddCommand(domainModelEditDomain, «EXPAND xpt::commands::Common::getPhantomContainmentResource FOR 'parent'».getContents(), createdDomainElement));
		«ELSE-»
		compoundCommand.append(«EXPAND xpt::commands::Common::plugFeatureCommand('domainModelEditDomain', 'parent.getElement()', 'createdDomainElement') FOR containmentMetaFeature»);
		«ENDIF-»
		compoundCommand.append(«EXPAND xpt::commands::Common::plugFeatureCommand('domainModelEditDomain', 'parent.getElement()', 'createdDomainElement') FOR childMetaFeature»);
		domainModelAddCommand = compoundCommand;
	«ELSE-»
		«IF containmentMetaFeature = null-»
		domainModelAddCommand = new org.eclipse.emf.edit.command.AddCommand(domainModelEditDomain, «EXPAND xpt::commands::Common::getPhantomContainmentResource FOR 'parent'».getContents(), createdDomainElement);
		«ELSE-»
		domainModelAddCommand = «EXPAND xpt::commands::Common::plugFeatureCommand('domainModelEditDomain', 'parent.getElement()', 'createdDomainElement') FOR containmentMetaFeature»;
		«ENDIF-»
	«ENDIF-»
«ENDLET-»
«ENDDEFINE»

«DEFINE prepare FOR gmfgen::GenNode-»
	«EXPAND xpt::Common::generatedMemberComment»
	protected boolean prepare() {
		return domainModelAddCommand != null && domainModelAddCommand.canExecute() && notationAddCommand != null && notationAddCommand.canExecute();
	}
«ENDDEFINE»

«DEFINE className FOR gmfgen::GenNode»Create«EXPAND xpt::commands::Common::commandNameInfix»Command«ENDDEFINE»
«DEFINE qualifiedClassName FOR gmfgen::GenNode»«getDiagram().editCommandsPackageName».«EXPAND className»«ENDDEFINE»
«DEFINE supertypes FOR gmfgen::GenNode»extends org.eclipse.emf.common.command.AbstractCommand«ENDDEFINE»

«DEFINE canUndo FOR gmfgen::GenNode-»
	«EXPAND xpt::Common::generatedMemberComment»
	public boolean canUndo() {
		return domainModelAddCommand != null && domainModelAddCommand.canUndo() && notationAddCommand != null && notationAddCommand.canUndo();
	}
«ENDDEFINE»

«DEFINE execute FOR gmfgen::GenNode-»
	«EXPAND xpt::Common::generatedMemberComment»
	public void execute() {
		domainModelAddCommand.execute();
		notationAddCommand.execute();
	}
«ENDDEFINE»

«DEFINE undo FOR gmfgen::GenNode-»
	«EXPAND xpt::Common::generatedMemberComment»
	public void undo() {
		notationAddCommand.undo();
		domainModelAddCommand.undo();
	}
«ENDDEFINE»

«DEFINE redo FOR gmfgen::GenNode-»
	«EXPAND xpt::Common::generatedMemberComment»
	public void redo() {
		execute();
	}
«ENDDEFINE»

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

«DEFINE checkFeature(containerVar : String, containerClass : genmodel::GenClass) FOR genmodel::GenFeature-»
«IF ecoreFeature.upperBound > 0-»
if («EXPAND xpt::commands::Common::featureMultiplicityComparator(containerVar, containerClass)») {
	domainModelAddCommand = null;
	notationAddCommand = null;
	return;
}
«ENDIF-»
«ENDDEFINE»

«DEFINE initialize(newElementVar : String) FOR gmfgen::GenNode»«IF modelFacet.modelElementInitializer <> null-»
«EXPAND xpt::providers::DomainElementInitializer::qualifiedClassName FOR getDiagram()».init_«getUniqueIdentifier()»(«newElementVar»);
«ENDIF»«ENDDEFINE»