/*******************************************************************************
* Copyright (C) 2010, 2016 Mathias Kinzler <mathias.kinzler@sap.com> 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:
* Mathias Kinzler - initial version
* François Rey - refactoring as part of gracefully ignoring linked resources
* Thomas Wolf <thomas.wolf@paranor.ch> - Bug 492336
*******************************************************************************/
package org.eclipse.egit.ui.internal.actions;
import org.eclipse.core.commands.ExecutionEvent;
import org.eclipse.core.commands.ExecutionException;
import org.eclipse.core.resources.IResource;
import org.eclipse.egit.ui.internal.history.HistoryPageInput;
import org.eclipse.jgit.lib.Repository;
import org.eclipse.team.ui.history.IHistoryView;
import org.eclipse.ui.IWorkbenchPage;
import org.eclipse.ui.IWorkbenchWindow;
import org.eclipse.ui.PartInitException;
import org.eclipse.ui.handlers.HandlerUtil;
/**
* An action to show the history for a resource.
*/
public class ShowHistoryActionHandler extends RepositoryActionHandler {
@Override
public Object execute(ExecutionEvent event) throws ExecutionException {
final Repository repo = getRepository(true, event);
// assert all resources map to the same repository
if (repo == null) {
return null;
}
try {
IWorkbenchWindow activeWorkbenchWindow = HandlerUtil
.getActiveWorkbenchWindow(event);
if (activeWorkbenchWindow != null) {
IWorkbenchPage page = activeWorkbenchWindow.getActivePage();
if (page != null) {
IResource[] resources = getSelectedResources(event);
IHistoryView view = (IHistoryView) page
.showView(IHistoryView.VIEW_ID);
if (resources.length == 1) {
view.showHistoryFor(resources[0]);
return null;
}
HistoryPageInput list = new HistoryPageInput(repo,
resources);
view.showHistoryFor(list);
}
}
} catch (PartInitException e) {
throw new ExecutionException(e.getMessage(), e);
}
return null;
}
@Override
public boolean isEnabled() {
return selectionMapsToSingleRepository();
}
}