ant/org.eclipse.ant.ui/Ant Editor/org/eclipse/ant/internal/ui/editor/actions/OpenDeclarationAction.java

/*******************************************************************************
 * 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.ant.internal.ui.editor.actions;

import org.eclipse.ant.internal.ui.editor.AntEditor;
import org.eclipse.jdt.ui.actions.IJavaEditorActionDefinitionIds;
import org.eclipse.jdt.ui.actions.OpenAction;
import org.eclipse.jface.commands.ActionHandler;
import org.eclipse.jface.text.ITextSelection;
import org.eclipse.ui.handlers.IHandlerService;

public class OpenDeclarationAction extends OpenAction {
	
	private AntEditor fEditor;
	
	public OpenDeclarationAction(AntEditor antEditor) {
		super(antEditor.getSite());
		fEditor= antEditor;
		setActionDefinitionId(IJavaEditorActionDefinitionIds.OPEN_EDITOR);
		IHandlerService handlerServer= (IHandlerService) antEditor.getSite().getService(IHandlerService.class);
        handlerServer.activateHandler(IJavaEditorActionDefinitionIds.OPEN_EDITOR, new ActionHandler(this));

		setText(AntEditorActionMessages.getString("OpenDeclarationAction.0"));  //$NON-NLS-1$
		setDescription(AntEditorActionMessages.getString("OpenDeclarationAction.1")); //$NON-NLS-1$
		setToolTipText(AntEditorActionMessages.getString("OpenDeclarationAction.1")); //$NON-NLS-1$
	}
	
	/* (non-Javadoc)
	 * @see org.eclipse.jface.action.IAction#run()
	 */
	public void run() {
		if (fEditor == null) {
			return;
		}
		
		fEditor.openReferenceElement();		
	}
	
	/* (non-Javadoc)
	 * @see org.eclipse.jdt.ui.actions.SelectionDispatchAction#selectionChanged(org.eclipse.jface.text.ITextSelection)
	 */
	public void selectionChanged(ITextSelection selection) {
		setEnabled(fEditor != null);
	}
	
	public void setEditor(AntEditor editor) {
		fEditor= editor;
	}
}