| /******************************************************************************* |
| * Copyright (c) 2000, 2003 IBM Corporation and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Common Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/cpl-v10.html |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.ui.actions; |
| |
| import java.util.Iterator; |
| |
| import org.eclipse.core.resources.IFile; |
| import org.eclipse.core.resources.IResource; |
| import org.eclipse.jface.viewers.IStructuredSelection; |
| import org.eclipse.ui.IEditorRegistry; |
| import org.eclipse.ui.IWorkbenchPage; |
| import org.eclipse.ui.PartInitException; |
| import org.eclipse.ui.PlatformUI; |
| import org.eclipse.ui.help.WorkbenchHelp; |
| import org.eclipse.ui.internal.ide.DialogUtil; |
| import org.eclipse.ui.internal.ide.IDEWorkbenchMessages; |
| import org.eclipse.ui.internal.ide.IHelpContextIds; |
| import org.eclipse.ui.part.FileEditorInput; |
| |
| /** |
| * Standard action for opening a system editor on the currently selected file |
| * resource. |
| * <p> |
| * This class may be instantiated; it is not intended to be subclassed. |
| * </p> |
| */ |
| public class OpenSystemEditorAction extends SelectionListenerAction { |
| |
| /** |
| * The id of this action. |
| */ |
| public static final String ID = PlatformUI.PLUGIN_ID + ".OpenSystemEditorAction";//$NON-NLS-1$ |
| |
| /** |
| * The workbench page to open the editor in. |
| */ |
| private IWorkbenchPage workbenchPage; |
| /** |
| * Creates a new action that will open system editors on the then-selected file |
| * resources. |
| * |
| * @param page the workbench page in which to open the editor |
| */ |
| public OpenSystemEditorAction(IWorkbenchPage page) { |
| super(IDEWorkbenchMessages.getString("OpenSystemEditorAction.text")); //$NON-NLS-1$ |
| setToolTipText(IDEWorkbenchMessages.getString("OpenSystemEditorAction.toolTip")); //$NON-NLS-1$ |
| setId(ID); |
| WorkbenchHelp.setHelp(this, IHelpContextIds.OPEN_SYSTEM_EDITOR_ACTION); |
| if (page == null) { |
| throw new IllegalArgumentException(); |
| } |
| this.workbenchPage = page; |
| } |
| /** |
| * Return the workbench page to open the editor in. |
| * |
| * @return the workbench page to open the editor in |
| */ |
| /* package */ final IWorkbenchPage getWorkbenchPage() { |
| return workbenchPage; |
| } |
| /** |
| * Opens a system editor on the given file resource. |
| * |
| * @param file the file resource |
| */ |
| /* package */ void openFile(IFile file) { |
| try { |
| getWorkbenchPage().openEditor(new FileEditorInput(file), IEditorRegistry.SYSTEM_EXTERNAL_EDITOR_ID); |
| } catch (PartInitException e) { |
| DialogUtil.openError( |
| getWorkbenchPage().getWorkbenchWindow().getShell(), |
| IDEWorkbenchMessages.getString("OpenSystemEditorAction.dialogTitle"), //$NON-NLS-1$ |
| e.getMessage(), |
| e); |
| } |
| } |
| /* (non-Javadoc) |
| * Method declared on IAction. |
| */ |
| public void run() { |
| Iterator enum = getSelectedResources().iterator(); |
| while (enum.hasNext()) { |
| IResource resource = (IResource) enum.next(); |
| if (resource instanceof IFile) |
| openFile((IFile) resource); |
| } |
| } |
| /** |
| * The <code>OpenSystemEditorAction</code> implementation of this |
| * <code>SelectionListenerAction</code> method enables the action only |
| * if the selection contains just file resources. |
| */ |
| protected boolean updateSelection(IStructuredSelection selection) { |
| return super.updateSelection(selection) && selectionIsOfType(IResource.FILE); |
| } |
| } |