/******************************************************************************* | |
* Copyright (c) 2009, 2011 Mia-Software. | |
* 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: | |
* Nicolas Bros (Mia-Software) | |
*******************************************************************************/ | |
package org.eclipse.gmt.modisco.infra.browser.actions; | |
import java.util.ArrayList; | |
import java.util.Iterator; | |
import java.util.List; | |
import org.eclipse.emf.ecore.EObject; | |
import org.eclipse.gmt.modisco.infra.browser.Messages; | |
import org.eclipse.gmt.modisco.infra.browser.queries.SelectedQueriesManager; | |
import org.eclipse.gmt.modisco.infra.browser.uicore.internal.model.ModelElementItem; | |
import org.eclipse.gmt.modisco.infra.query.ModelQuery; | |
import org.eclipse.gmt.modisco.infra.query.ui.dialogs.QuerySelectionDialog; | |
import org.eclipse.gmt.modisco.infra.query.ui.filters.QueryScopeFilter; | |
import org.eclipse.jface.action.Action; | |
import org.eclipse.jface.viewers.ISelection; | |
import org.eclipse.jface.viewers.IStructuredSelection; | |
import org.eclipse.jface.viewers.ViewerFilter; | |
import org.eclipse.jface.window.Window; | |
import org.eclipse.swt.widgets.Shell; | |
/** | |
* Select a query (or several) to be shown on each occurrence of the selected | |
* model element(s) | |
*/ | |
public class SelectQueryAction extends Action { | |
private final IBrowserActionBarContributor browserActionBarContributor; | |
public SelectQueryAction(final IBrowserActionBarContributor browserActionBarContributor) { | |
super(Messages.SelectQueryAction_addQueryOnElement); | |
this.browserActionBarContributor = browserActionBarContributor; | |
} | |
@Override | |
public void run() { | |
Shell shell = this.browserActionBarContributor.getBrowser().getSite().getShell(); | |
List<EObject> selectedModelElements = new ArrayList<EObject>(); | |
ISelection selection = this.browserActionBarContributor.getSelection(); | |
if (selection instanceof IStructuredSelection) { | |
IStructuredSelection structuredSelection = (IStructuredSelection) selection; | |
Iterator<?> iterator = structuredSelection.iterator(); | |
while (iterator.hasNext()) { | |
Object selectedElement = iterator.next(); | |
if (selectedElement instanceof ModelElementItem) { | |
ModelElementItem item = (ModelElementItem) selectedElement; | |
selectedModelElements.add(item.getEObject()); | |
} | |
} | |
// filter out non-applicable queries | |
List<ViewerFilter> filters = new ArrayList<ViewerFilter>(); | |
for (EObject eObject : selectedModelElements) { | |
filters.add(new QueryScopeFilter(eObject.eClass())); | |
} | |
QuerySelectionDialog querySelectionDialog = new QuerySelectionDialog(shell, true, null, | |
filters); | |
if (querySelectionDialog.open() == Window.OK) { | |
List<ModelQuery> selectedQueries = querySelectionDialog.getSelectedQueries(); | |
SelectedQueriesManager selectedQueriesManager = this.browserActionBarContributor | |
.getBrowser().getBrowserConfiguration().getSelectedQueriesManager(); | |
for (EObject eObject : selectedModelElements) { | |
for (ModelQuery selectedQuery : selectedQueries) { | |
selectedQueriesManager.add(eObject, selectedQuery); | |
} | |
} | |
} | |
} | |
} | |
} |