| /******************************************************************************* |
| * Copyright (c) 2008, 2012 Oracle. 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: |
| * Oracle - initial API and implementation |
| ******************************************************************************/ |
| package org.eclipse.jpt.jpa.ui.internal.actions; |
| |
| import org.eclipse.core.resources.IFile; |
| import org.eclipse.core.resources.IResource; |
| import org.eclipse.core.runtime.content.IContentType; |
| import org.eclipse.jface.dialogs.MessageDialog; |
| import org.eclipse.jface.viewers.IStructuredSelection; |
| import org.eclipse.jpt.common.core.internal.utility.PlatformTools; |
| import org.eclipse.jpt.jpa.core.JpaStructureNode; |
| import org.eclipse.jpt.jpa.core.context.JpaContextNode; |
| import org.eclipse.jpt.jpa.ui.internal.JptUiMessages; |
| import org.eclipse.jpt.jpa.ui.selection.JpaSelectionManager; |
| import org.eclipse.ui.IEditorDescriptor; |
| import org.eclipse.ui.IEditorRegistry; |
| import org.eclipse.ui.IWorkbenchPage; |
| import org.eclipse.ui.PlatformUI; |
| import org.eclipse.ui.actions.BaseSelectionListenerAction; |
| import org.eclipse.ui.ide.IDE; |
| import org.eclipse.ui.part.FileEditorInput; |
| |
| /** |
| * The selection will be a JPA context node. |
| * @see org.eclipse.jpt.jpa.ui.internal.navigator.JpaNavigatorActionProvider |
| */ |
| public class OpenJpaResourceAction |
| extends BaseSelectionListenerAction |
| { |
| private JpaContextNode selectedNode; |
| |
| |
| public OpenJpaResourceAction() { |
| super(JptUiMessages.OpenJpaResourceAction_open); |
| } |
| |
| @Override |
| public boolean updateSelection(IStructuredSelection s) { |
| this.selectedNode = null; |
| return super.updateSelection(s) && this.updateSelection_(s); |
| } |
| |
| private boolean updateSelection_(IStructuredSelection s) { |
| if (s.size() == 1) { |
| this.selectedNode = (JpaContextNode) s.getFirstElement(); |
| return true; |
| } |
| return false; |
| } |
| |
| @Override |
| public void run() { |
| if (this.isEnabled()) { |
| this.run_(); |
| } |
| } |
| |
| private void run_() { |
| IResource resource = this.selectedNode.getResource(); |
| if ((resource != null) && resource.exists() && (resource.getType() == IResource.FILE)) { |
| this.openEditor((IFile) resource); |
| if (this.selectedNode instanceof JpaStructureNode) { |
| JpaSelectionManager selectionManager = PlatformTools.getAdapter(PlatformUI.getWorkbench(), JpaSelectionManager.class); |
| selectionManager.setSelection((JpaStructureNode) this.selectedNode); |
| } |
| } |
| } |
| |
| protected void openEditor(IFile file) { |
| IEditorRegistry registry = PlatformUI.getWorkbench().getEditorRegistry(); |
| IContentType contentType = IDE.getContentType(file); |
| IEditorDescriptor editorDescriptor = registry.getDefaultEditor(file.getName(), contentType); |
| if (editorDescriptor == null) { |
| return; // no editor associated... |
| } |
| |
| IWorkbenchPage page = PlatformUI.getWorkbench().getActiveWorkbenchWindow().getActivePage(); |
| |
| try { |
| page.openEditor(new FileEditorInput(file), editorDescriptor.getId()); |
| } |
| catch (Exception e) { |
| MessageDialog.openError(page.getWorkbenchWindow().getShell(), JptUiMessages.OpenJpaResourceAction_error, e.getMessage()); |
| } |
| } |
| } |