/*******************************************************************************
* Copyright (c) 2012-2017 Codenvy, S.A.
* 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:
* Codenvy, S.A. - initial API and implementation
*******************************************************************************/
package org.eclipse.che.ide.ext.git.client.action;
import com.google.inject.Inject;
import com.google.inject.Singleton;
import org.eclipse.che.ide.api.action.ActionEvent;
import org.eclipse.che.ide.api.app.AppContext;
import org.eclipse.che.ide.api.resources.File;
import org.eclipse.che.ide.api.resources.Project;
import org.eclipse.che.ide.api.resources.Resource;
import org.eclipse.che.ide.ext.git.client.GitLocalizationConstant;
import org.eclipse.che.ide.ext.git.client.compare.revisionsList.RevisionListPresenter;
import javax.validation.constraints.NotNull;
import static com.google.common.base.Preconditions.checkState;
import static org.eclipse.che.ide.api.resources.Resource.FILE;
/**
* Action for comparing with revision.
*
* @author Igor Vinokur
* @author Vlad Zhukovskyi
*/
@Singleton
public class CompareWithRevisionAction extends GitAction {
private final RevisionListPresenter presenter;
@Inject
public CompareWithRevisionAction(RevisionListPresenter presenter,
AppContext appContext,
GitLocalizationConstant locale) {
super(locale.compareWithRevisionTitle(), locale.compareWithRevisionTitle(), null, appContext);
this.presenter = presenter;
}
/** {@inheritDoc} */
@Override
public void actionPerformed(ActionEvent e) {
final Project project = appContext.getRootProject();
final Resource resource = appContext.getResource();
checkState(project != null, "Null project occurred");
checkState(resource instanceof File, "Invalid file occurred");
presenter.showRevisions(project, (File)resource);
}
@Override
public void updateInPerspective(@NotNull ActionEvent event) {
super.updateInPerspective(event);
final Resource resource = appContext.getResource();
event.getPresentation().setEnabled(resource != null && resource.getResourceType() == FILE);
}
}