org.eclipse.compare.internal.CompareWithOtherResourceHandler Maven / Gradle / Ivy
/*******************************************************************************
* Copyright (c) 2009, 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
* 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.core.commands.AbstractHandler;
import org.eclipse.core.commands.ExecutionEvent;
import org.eclipse.core.commands.ExecutionException;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.ui.IWorkbenchPage;
import org.eclipse.ui.handlers.HandlerUtil;
/**
* This is a temporary replacement for CompareWithOtherResourceAction which was
* available from "Compare With > Other Resource...". See bug 264498.
*/
public class CompareWithOtherResourceHandler extends AbstractHandler {
@Override
public Object execute(ExecutionEvent event) throws ExecutionException {
ISelection selection = HandlerUtil.getCurrentSelection(event);
IWorkbenchPage workbenchPage = HandlerUtil.getActiveWorkbenchWindow(event).getActivePage();
// CompareAction#isEnabled(ISelection)
CompareConfiguration cc = new CompareConfiguration();
cc.setProperty(CompareEditor.CONFIRM_SAVE_PROPERTY, Boolean.FALSE);
ResourceCompareInput input = new ResourceCompareInput(cc);
int selectionSize = 0;
if (selection instanceof IStructuredSelection) {
selectionSize = ((IStructuredSelection) selection).toArray().length;
}
if (input.isEnabled(selection) || selectionSize == 1) {
// CompareAction#run(ISelection)
if (!input.setSelection(selection, workbenchPage.getWorkbenchWindow().getShell(), false))
return null;
input.initializeCompareConfiguration();
CompareUI.openCompareEditorOnPage(input, workbenchPage);
}
return null;
}
}