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/*******************************************************************************
* Copyright (c) 2000, 2002 IBM Corporation and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Common Public License v0.5
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/cpl-v05.html
*
* Contributors:
* IBM - Initial implementation
******************************************************************************/
package org.eclipse.team.internal.ccvs.ui.actions;
import java.lang.reflect.InvocationTargetException;
import org.eclipse.compare.CompareUI;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.jface.action.IAction;
import org.eclipse.jface.dialogs.MessageDialog;
import org.eclipse.jface.operation.IRunnableWithProgress;
import org.eclipse.team.core.TeamException;
import org.eclipse.team.internal.ccvs.core.ICVSRemoteResource;
import org.eclipse.team.internal.ccvs.ui.CVSCompareEditorInput;
import org.eclipse.team.internal.ccvs.ui.Policy;
import org.eclipse.team.internal.ccvs.ui.ResourceEditionNode;
/**
* This action is used for comparing two arbitrary remote resources. This is
* enabled in the repository explorer.
*/
public class CompareRemoteResourcesAction extends CVSAction {
public void execute(IAction action) throws InvocationTargetException, InterruptedException {
run(new IRunnableWithProgress() {
public void run(IProgressMonitor monitor) throws InvocationTargetException {
ICVSRemoteResource[] editions = getSelectedRemoteResources();
if (editions == null || editions.length != 2) {
MessageDialog.openError(getShell(), Policy.bind("CompareRemoteResourcesAction.unableToCompare"), Policy.bind("CompareRemoteResourcesAction.selectTwoResources")); //$NON-NLS-1$ //$NON-NLS-2$
return;
}
ResourceEditionNode left = new ResourceEditionNode(editions[0]);
ResourceEditionNode right = new ResourceEditionNode(editions[1]);
CompareUI.openCompareEditorOnPage(
new CVSCompareEditorInput(left, right),
getTargetPage());
}
}, false /* cancelable */, PROGRESS_BUSYCURSOR);
}
/*
* @see TeamAction#isEnabled()
*/
protected boolean isEnabled() throws TeamException {
ICVSRemoteResource[] resources = getSelectedRemoteResources();
if (resources.length != 2) return false;
return resources[0].isContainer() == resources[1].isContainer();
}
}
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