org.eclipse.compare.internal.CompareAction Maven / Gradle / Ivy

Go to download
Show more of this group Show more artifacts with this name
Show all versions of org.eclipse.compare Show documentation
This is org.eclipse.compare jar used by Scout SDK
The newest version!
/*******************************************************************************
 * Copyright (c) 2000, 2015 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
 *     Matt McCutchen ([email protected]) - Bug 35390 Three-way compare cannot select (mis-selects) )ancestor resource
 *     Aleksandra Wozniak ([email protected]) - Bug 239959
 *     Alex Blewitt  - replace new Boolean with Boolean.valueOf - https://bugs.eclipse.org/470344
 *******************************************************************************/
package org.eclipse.compare.internal;

import org.eclipse.compare.CompareConfiguration;
import org.eclipse.compare.CompareUI;
import org.eclipse.jface.action.IAction;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.ui.IObjectActionDelegate;
import org.eclipse.ui.IWorkbenchPage;
import org.eclipse.ui.IWorkbenchPart;


/*
 * The "Compare with each other" action
 */
public class CompareAction extends BaseCompareAction implements IObjectActionDelegate {

	protected ResourceCompareInput fInput;
	protected IWorkbenchPage fWorkbenchPage;
	protected boolean showSelectAncestorDialog = true;

	public void run(ISelection selection) {
		if (fInput != null) {
			// Pass the shell so setSelection can prompt the user for which
			// resource should be the ancestor
			boolean ok = fInput.setSelection(selection, fWorkbenchPage
					.getWorkbenchWindow().getShell(), showSelectAncestorDialog);
			if (!ok) return;
			fInput.initializeCompareConfiguration();
			CompareUI.openCompareEditorOnPage(fInput, fWorkbenchPage);
			fInput= null;	// don't reuse this input!
		}
	}

	protected boolean isEnabled(ISelection selection) {
		if (fInput == null) {
			CompareConfiguration cc= new CompareConfiguration();
			// buffered merge mode: don't ask for confirmation
			// when switching between modified resources
			cc.setProperty(CompareEditor.CONFIRM_SAVE_PROPERTY, Boolean.FALSE);
			
			// uncomment following line to have separate outline view
			//cc.setProperty(CompareConfiguration.USE_OUTLINE_VIEW, Boolean.TRUE);
						
			fInput= new ResourceCompareInput(cc);
		}
		return fInput.isEnabled(selection);
	}

	public void setActivePart(IAction action, IWorkbenchPart targetPart) {
		fWorkbenchPage= targetPart.getSite().getPage();
	}
}