| //------------------------------------------------------------------------------ |
| // Copyright (c) 2005, 2006 IBM Corporation 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: |
| // IBM Corporation - initial implementation |
| //------------------------------------------------------------------------------ |
| package org.eclipse.epf.library.edit.command; |
| |
| import java.util.Collection; |
| import java.util.Collections; |
| import java.util.Iterator; |
| import java.util.List; |
| |
| import org.eclipse.emf.ecore.EObject; |
| import org.eclipse.emf.ecore.EStructuralFeature; |
| import org.eclipse.emf.edit.command.CreateChildCommand; |
| import org.eclipse.emf.edit.domain.EditingDomain; |
| import org.eclipse.epf.library.edit.LibraryEditResources; |
| import org.eclipse.epf.library.edit.util.ExtensionManager; |
| import org.eclipse.epf.library.edit.validation.AbstractStringValidator; |
| import org.eclipse.epf.library.edit.validation.IValidator; |
| import org.eclipse.epf.uma.NamedElement; |
| import org.eclipse.osgi.util.NLS; |
| |
| /** |
| * This command is used to create a child method element and add it to the |
| * containing method element. |
| * |
| * @author Phong Nguyen Le |
| * @author Kelvin Low |
| * @author Shilpa Toraskar |
| * @since 1.0 |
| */ |
| public class MethodElementCreateChildCommand extends CreateChildCommand { |
| |
| private boolean executed = false; |
| protected IValidator validator; |
| |
| /** |
| * Creates a new instance. |
| */ |
| public MethodElementCreateChildCommand(EditingDomain domain, EObject owner, |
| EStructuralFeature feature, Object child, int index, |
| Collection selection, Helper helper) { |
| super(domain, owner, feature, child, index, selection, helper); |
| } |
| |
| private void superExecute() { |
| super.execute(); |
| } |
| |
| protected IValidator getValidator() { |
| if(validator == null) { |
| validator = new AbstractStringValidator() { |
| public String isValid(String newText) { |
| if (newText.trim().length() == 0) { |
| String elementText = LibraryEditResources.element_text; |
| // return I18nUtil.formatString(RESOURCE_BUNDLE, key, data); |
| return NLS.bind(LibraryEditResources.emptyElementNameError_msg, elementText); |
| } |
| List children = (List) owner.eGet(feature); |
| for (Iterator iter = children.iterator(); iter.hasNext();) { |
| NamedElement child = (NamedElement) iter.next(); |
| if (child.getName().equalsIgnoreCase(newText)) { |
| // return I18nUtil.formatString(RESOURCE_BUNDLE, key, data); |
| return NLS.bind(LibraryEditResources.duplicateElementNameError_msg, newText); |
| } |
| } |
| return null; |
| } |
| }; |
| } |
| return validator; |
| } |
| |
| /** |
| * @see org.eclipse.emf.common.command.CommandWrapper#execute() |
| */ |
| public void execute() { |
| String title = NLS.bind(LibraryEditResources.newElement_text, helper.getCreateChildText(owner, feature, child, selection)); |
| IValidator validator = getValidator(); |
| // final String name = UserInteractionHelper.requestName(child, |
| // UmaPackage.eINSTANCE.getNamedElement_Name(), title, validator); |
| IUserInteractionHandler uiHandler = ExtensionManager.getDefaultUserInteractionHandler(); |
| UserInput userInput = new UserInput(LibraryEditResources.nameLabel_text, UserInput.TEXT, |
| false, null, null, validator, this); |
| if(uiHandler.requestInput(title, LibraryEditResources.SpecifyNameText, Collections.singletonList(userInput))) { |
| String name = (String) userInput.getInput(); |
| if (name != null) { |
| ((NamedElement) child).setName(name); |
| superExecute(); |
| executed = true; |
| } |
| } |
| } |
| |
| /** |
| * @see org.eclipse.emf.edit.command.CreateChildCommand#getAffectedObjects() |
| */ |
| public Collection getAffectedObjects() { |
| if (executed) { |
| return super.getAffectedObjects(); |
| } |
| return Collections.singletonList(owner); |
| } |
| |
| /** |
| * @see org.eclipse.emf.edit.command.CreateChildCommand#getResult() |
| */ |
| public Collection getResult() { |
| if (executed) { |
| return super.getResult(); |
| } |
| return Collections.EMPTY_LIST; |
| } |
| |
| public EObject getOwner() { |
| return owner; |
| } |
| |
| public Object getChild() { |
| return child; |
| } |
| |
| public EStructuralFeature getFeature() { |
| return feature; |
| } |
| } |