| /******************************************************************************* |
| * Copyright (c) 2001, 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 API and implementation |
| *******************************************************************************/ |
| package org.eclipse.wst.xsd.ui.internal.common.actions; |
| |
| import org.eclipse.jface.viewers.IStructuredSelection; |
| import org.eclipse.ui.IWorkbenchPart; |
| import org.eclipse.wst.xsd.ui.internal.adapters.XSDBaseAdapter; |
| import org.eclipse.wst.xsd.ui.internal.common.commands.SetMultiplicityCommand; |
| import org.eclipse.xsd.XSDConcreteComponent; |
| import org.eclipse.xsd.XSDElementDeclaration; |
| import org.eclipse.xsd.XSDModelGroup; |
| import org.eclipse.xsd.XSDModelGroupDefinition; |
| |
| public class SetMultiplicityAction extends XSDBaseAction |
| { |
| public static String REQUIRED_ID = "org.eclipse.wst.xsd.ui.internal.common.actions.SetMultiplicity.REQUIRED_ID"; //$NON-NLS-1$ |
| public static String ZERO_OR_ONE_ID = "org.eclipse.wst.xsd.ui.internal.common.actions.SetMultiplicity.ZERO_OR_ONE_ID"; //$NON-NLS-1$ |
| public static String ZERO_OR_MORE_ID = "org.eclipse.wst.xsd.ui.internal.common.actions.SetMultiplicity.ZERO_OR_MORE_ID"; //$NON-NLS-1$ |
| public static String ONE_OR_MORE_ID = "org.eclipse.wst.xsd.ui.internal.common.actions.SetMultiplicity.ONE_OR_MORE_ID"; //$NON-NLS-1$ |
| |
| SetMultiplicityCommand command; |
| |
| public SetMultiplicityAction(IWorkbenchPart part, String label, String ID) |
| { |
| super(part); |
| setText(label); |
| setId(ID); |
| command = new SetMultiplicityCommand(label); |
| } |
| |
| public void setMaxOccurs(int i) |
| { |
| command.setMaxOccurs(i); |
| } |
| |
| public void setMinOccurs(int i) |
| { |
| command.setMinOccurs(i); |
| } |
| |
| protected boolean calculateEnabled() |
| { |
| boolean state = super.calculateEnabled(); |
| if (state) |
| { |
| XSDConcreteComponent xsdConcreteComponent = getXSDInput(); |
| if (xsdConcreteComponent instanceof XSDElementDeclaration) |
| { |
| return !((XSDElementDeclaration)xsdConcreteComponent).isGlobal(); |
| } |
| else if (xsdConcreteComponent instanceof XSDModelGroup) |
| { |
| return !(((XSDModelGroup)xsdConcreteComponent).eContainer() instanceof XSDModelGroupDefinition); |
| } |
| } |
| return state; |
| } |
| |
| private XSDConcreteComponent getXSDInput() |
| { |
| Object selection = ((IStructuredSelection) getSelection()).getFirstElement(); |
| |
| XSDConcreteComponent xsdConcreteComponent = null; |
| if (selection instanceof XSDBaseAdapter) |
| { |
| xsdConcreteComponent = (XSDConcreteComponent)((XSDBaseAdapter) selection).getTarget(); |
| } |
| return xsdConcreteComponent; |
| } |
| |
| public void run() |
| { |
| XSDConcreteComponent xsdConcreteComponent = getXSDInput(); |
| if (xsdConcreteComponent != null) |
| { |
| command.setXSDConcreteComponent(xsdConcreteComponent); |
| getCommandStack().execute(command); |
| } |
| } |
| } |