| // DiseaseDefinitionControl.java |
| package org.eclipse.stem.ui.graphgenerators.wizards; |
| |
| /******************************************************************************* |
| * Copyright (c) 2007 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 |
| *******************************************************************************/ |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| import org.eclipse.core.resources.IProject; |
| import org.eclipse.core.runtime.CoreException; |
| import org.eclipse.core.runtime.IConfigurationElement; |
| import org.eclipse.core.runtime.IExtensionRegistry; |
| import org.eclipse.core.runtime.Platform; |
| import org.eclipse.emf.ecore.util.EcoreUtil; |
| import org.eclipse.stem.core.common.DublinCore; |
| import org.eclipse.stem.core.graph.Graph; |
| import org.eclipse.stem.graphgenerators.Constants; |
| import org.eclipse.stem.graphgenerators.GraphGenerator; |
| import org.eclipse.stem.ui.Activator; |
| import org.eclipse.swt.SWT; |
| import org.eclipse.swt.events.ModifyListener; |
| import org.eclipse.swt.events.SelectionAdapter; |
| import org.eclipse.swt.events.SelectionEvent; |
| import org.eclipse.swt.layout.GridData; |
| import org.eclipse.swt.layout.GridLayout; |
| import org.eclipse.swt.widgets.Combo; |
| import org.eclipse.swt.widgets.Composite; |
| import org.eclipse.swt.widgets.Label; |
| import org.eclipse.ui.PlatformUI; |
| |
| /** |
| * This class represents the SWT control for defining a disease. |
| */ |
| public class GraphGeneratorDefinitionControl extends Composite { |
| |
| private static org.eclipse.stem.graphgenerators.GraphGenerator[] graphGenerators = null; |
| |
| private final Combo combo; |
| |
| private final GraphGeneratorPropertyComposite graphGeneratorPropertyComposite; |
| |
| /** |
| * the NewGraphDefinitionControl combo must be able to update the NewGraphWizard |
| */ |
| private NewGraphWizard newGraphWizard = null; |
| |
| /** |
| * Create the composite |
| * |
| * @param parent |
| * @param style |
| * @param projectValidator |
| * @param ngw a NewGraphWizard |
| */ |
| public GraphGeneratorDefinitionControl(final Composite parent, final int style, |
| ModifyListener projectValidator, IProject project, NewGraphWizard ngw) { |
| super(parent, style); |
| newGraphWizard = ngw; |
| final GridLayout gridLayout = new GridLayout(); |
| gridLayout.marginWidth = 0; |
| gridLayout.numColumns = 2; |
| setLayout(gridLayout); |
| |
| final Label graphGeneratorLabel = new Label(this, SWT.NONE); |
| final GridData gd_graphGeneratorLabel = new GridData(SWT.FILL, SWT.CENTER, true, false); |
| gd_graphGeneratorLabel.widthHint = 100; |
| graphGeneratorLabel.setLayoutData(gd_graphGeneratorLabel); |
| graphGeneratorLabel.setText(Messages.getString("GGDC.0")); //$NON-NLS-1$ |
| |
| combo = new Combo(this, SWT.READ_ONLY); |
| combo.setTextLimit(30); |
| final GridData gd_combo = new GridData(SWT.FILL, SWT.CENTER, true, |
| false); |
| gd_combo.widthHint = 303; |
| combo.setLayoutData(gd_combo); |
| |
| combo.setToolTipText(Messages.getString("GGDC.1")); //$NON-NLS-1$ |
| // Initialize the list of disease models available |
| combo.setItems(getGraphGeneratorNames(getGraphGenerators())); |
| combo.select(0); |
| combo.addModifyListener(projectValidator); |
| |
| |
| graphGeneratorPropertyComposite = new GraphGeneratorPropertyComposite(this, |
| SWT.NONE, getGraphGenerators(), projectValidator, project); |
| final GridData gd_graphGeneratorPropertyControl = new GridData(SWT.FILL, |
| SWT.CENTER, true, false, 2, 1); |
| graphGeneratorPropertyComposite |
| .setLayoutData(gd_graphGeneratorPropertyControl); |
| |
| combo.addSelectionListener(new SelectionAdapter() { |
| @Override |
| public void widgetSelected(SelectionEvent e) { |
| graphGeneratorPropertyComposite |
| .displayGraphGenerator(getGraphGenerators()[combo |
| .getSelectionIndex()]); |
| |
| // update the dublin core from the plugin defaults for the |
| // newly selected disease model; |
| newGraphWizard.newDublinCorePage.updateDublinCorePage(getSelectedGraphGenerator().getDublinCore()); |
| |
| |
| } // widgetSelected |
| |
| }); |
| //final GraphGeneratorDefinitionControl self = this; |
| |
| PlatformUI.getWorkbench().getHelpSystem().setHelp(parent, "org.eclipse.stem.doc.newgraph_contextid"); |
| |
| } // DiseaseDefinitionControl |
| |
| /** |
| * @return an array of the {@link GraphGenerators}s defined in the system. |
| */ |
| private GraphGenerator[] getGraphGenerators() { |
| if (graphGenerators == null) { |
| final IExtensionRegistry registry = Platform.getExtensionRegistry(); |
| final IConfigurationElement[] graphGeneratorConfigElements = registry |
| .getConfigurationElementsFor(Constants.ID_GRAPH_GENERATOR_EXTENSION_POINT); |
| |
| final List<GraphGenerator> temp = new ArrayList<GraphGenerator>(); |
| |
| graphGenerators = new GraphGenerator[graphGeneratorConfigElements.length]; |
| |
| for (int i = 0; i < graphGeneratorConfigElements.length; i++) { |
| final IConfigurationElement element = graphGeneratorConfigElements[i]; |
| // Does the element specify the class of the disease model? |
| if (element.getName().equals(Constants.GRAPH_GENERATOR_ELEMENT)) { |
| // Yes |
| try { |
| temp.add((GraphGenerator) element |
| .createExecutableExtension("class")); //$NON-NLS-1$ |
| } catch (final CoreException e) { |
| Activator.logError( |
| Messages.getString("GGDC.3"), e); //$NON-NLS-1$ |
| } |
| } // if |
| } // for each configuration element |
| |
| graphGenerators = temp.toArray(new GraphGenerator[] {}); |
| } // if disesaeModels not created |
| |
| |
| |
| // now update the dublin cores with the default plugin.xml info |
| for(GraphGenerator graphGenerator: graphGenerators) { |
| if(graphGenerator != null) { |
| // JHK getting DC info from the pluggin.xml |
| DublinCore dublinCore = org.eclipse.stem.graphgenerators.Activator.getPluginDublinCore(graphGenerator); |
| if(dublinCore != null) { |
| graphGenerator.setDublinCore(dublinCore); |
| } |
| } |
| } |
| |
| return graphGenerators; |
| } // getGraphGenerators |
| |
| /** |
| * @return the names of the disease models |
| */ |
| private String[] getGraphGeneratorNames(final GraphGenerator[] graphGenerators) { |
| final String[] retValue = new String[graphGenerators.length]; |
| for (int i = 0; i < graphGenerators.length; i++) { |
| String name = graphGenerators[i].getDublinCore().getTitle(); |
| // Was a name specified? |
| if ((name == null) || name.equals("")) { //$NON-NLS-1$ |
| // No |
| name = graphGenerators[i].getClass().getSimpleName(); |
| } // if |
| |
| retValue[i] = name; |
| } // for i |
| return retValue; |
| } // getGraphGeneratorNames |
| |
| /** |
| * |
| * @return |
| */ |
| GraphGenerator getSelectedGraphGenerator() { |
| final GraphGenerator retValue = EcoreUtil.copy(getGraphGenerators()[combo.getSelectionIndex()]); |
| return retValue; |
| } // getSelectedDiseaseModel |
| |
| |
| |
| @Override |
| public void dispose() { |
| super.dispose(); |
| } |
| |
| @Override |
| protected void checkSubclass() { |
| // Disable the check that prevents sub-classing of SWT components |
| } |
| |
| /** |
| * @return <code>true</code> if the contents of the control are valid, |
| * <code>false</code> otherwise. |
| */ |
| public boolean validate() { |
| return graphGeneratorPropertyComposite.validate(); |
| } // validate |
| |
| /** |
| * @return the error message set by {@link #validate()} |
| */ |
| public String getErrorMessage() { |
| return graphGeneratorPropertyComposite.getErrorMessage(); |
| } |
| |
| /** |
| * return the new graph |
| */ |
| public Graph getGraph() { |
| final GraphGenerator gg = (GraphGenerator)EcoreUtil |
| .copy(getGraphGenerators()[combo.getSelectionIndex()]); |
| Graph retValue = graphGeneratorPropertyComposite.getGraph(gg); |
| return retValue; |
| } |
| } // GraphGeneratorDefinitionControl |