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The source code/******************************************************************************* * Copyright (c) 2000, 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.pde.internal.ui.search; import org.eclipse.core.resources.IFile; import org.eclipse.jface.action.IAction; import org.eclipse.jface.viewers.ISelection; import org.eclipse.jface.viewers.IStructuredSelection; import org.eclipse.pde.internal.core.ischema.ISchema; import org.eclipse.pde.internal.core.schema.SchemaDescriptor; import org.eclipse.ui.IObjectActionDelegate; import org.eclipse.ui.IWorkbenchPart; public class PreviewReferenceAction implements IObjectActionDelegate { private IFile fFile; private ShowDescriptionAction fDelegate; /** * @see org.eclipse.ui.IObjectActionDelegate#setActivePart(org.eclipse.jface.action.IAction, org.eclipse.ui.IWorkbenchPart) */ public void setActivePart(IAction action, IWorkbenchPart targetPart) { } /** * @see org.eclipse.ui.IActionDelegate#run(org.eclipse.jface.action.IAction) */ public void run(IAction action) { if (fFile == null) return; SchemaDescriptor sd = new SchemaDescriptor(fFile, false); ISchema schema = sd.getSchema(false); if (fDelegate == null) { fDelegate = new ShowDescriptionAction(schema); } else fDelegate.setSchema(schema); fDelegate.run(); } /** * @see org.eclipse.ui.IActionDelegate#selectionChanged(org.eclipse.jface.action.IAction, org.eclipse.jface.viewers.ISelection) */ public void selectionChanged(IAction action, ISelection selection) { fFile = null; if (selection instanceof IStructuredSelection) { Object obj = ((IStructuredSelection) selection).getFirstElement(); if (obj instanceof IFile) fFile = (IFile) obj; } } } |
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