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/*******************************************************************************
* 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 (hashproduct+eclipse@gmail.com) - Bug 35390 Three-way compare cannot select (mis-selects) )ancestor resource
* Aleksandra Wozniak (aleksandra.k.wozniak@gmail.com) - Bug 239959
* Alex Blewitt <alex.blewitt@gmail.com> - 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();
}
}
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