ac.soton.multisim.diagram.part.MultisimInitDiagramFileAction.java Source code

Introduction

Here is the source code for ac.soton.multisim.diagram.part.MultisimInitDiagramFileAction.java

Source

/*
 * Copyright (c) 2014 University of Southampton.
 * 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
 */
package ac.soton.multisim.diagram.part;

import org.eclipse.core.resources.IFile;
import org.eclipse.emf.common.util.URI;
import org.eclipse.emf.common.util.WrappedException;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.emf.ecore.resource.Resource;
import org.eclipse.emf.ecore.resource.ResourceSet;
import org.eclipse.emf.ecore.resource.impl.ResourceSetImpl;
import org.eclipse.emf.transaction.TransactionalEditingDomain;
import org.eclipse.gmf.runtime.emf.core.GMFEditingDomainFactory;
import org.eclipse.jface.action.IAction;
import org.eclipse.jface.dialogs.MessageDialog;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.jface.wizard.Wizard;
import org.eclipse.osgi.util.NLS;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.ui.IObjectActionDelegate;
import org.eclipse.ui.IWorkbenchPart;

import ac.soton.multisim.diagram.edit.parts.ComponentDiagramEditPart;

/**
 * @generated
 */
public class MultisimInitDiagramFileAction implements IObjectActionDelegate {

    /**
     * @generated
     */
    private IWorkbenchPart targetPart;

    /**
     * @generated
     */
    private URI domainModelURI;

    /**
     * @generated
     */
    public void setActivePart(IAction action, IWorkbenchPart targetPart) {
        this.targetPart = targetPart;
    }

    /**
     * @generated
     */
    public void selectionChanged(IAction action, ISelection selection) {
        domainModelURI = null;
        action.setEnabled(false);
        if (selection instanceof IStructuredSelection == false || selection.isEmpty()) {
            return;
        }
        IFile file = (IFile) ((IStructuredSelection) selection).getFirstElement();
        domainModelURI = URI.createPlatformResourceURI(file.getFullPath().toString(), true);
        action.setEnabled(true);
    }

    /**
     * @generated
     */
    private Shell getShell() {
        return targetPart.getSite().getShell();
    }

    /**
     * @generated
     */
    public void run(IAction action) {
        TransactionalEditingDomain editingDomain = GMFEditingDomainFactory.INSTANCE.createEditingDomain();
        ResourceSet resourceSet = new ResourceSetImpl();
        EObject diagramRoot = null;
        try {
            Resource resource = resourceSet.getResource(domainModelURI, true);
            diagramRoot = (EObject) resource.getContents().get(0);
        } catch (WrappedException ex) {
            MultisimDiagramEditorPlugin.getInstance().logError("Unable to load resource: " + domainModelURI, ex); //$NON-NLS-1$
        }
        if (diagramRoot == null) {
            MessageDialog.openError(getShell(), Messages.InitDiagramFile_ResourceErrorDialogTitle,
                    Messages.InitDiagramFile_ResourceErrorDialogMessage);
            return;
        }
        Wizard wizard = new MultisimNewDiagramFileWizard(domainModelURI, diagramRoot, editingDomain);
        wizard.setWindowTitle(NLS.bind(Messages.InitDiagramFile_WizardTitle, ComponentDiagramEditPart.MODEL_ID));
        MultisimDiagramEditorUtil.runWizard(getShell(), wizard, "InitDiagramFile"); //$NON-NLS-1$
    }
}