org.eclipse.emf.cdo.dawn.actions.HandleConflictsAction.java Source code

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Here is the source code for org.eclipse.emf.cdo.dawn.actions.HandleConflictsAction.java

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/*
 * Copyright (c) 2010-2012, 2015 Eike Stepper (Berlin, Germany) 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:
 *    Martin Fluegge - initial API and implementation
 */
package org.eclipse.emf.cdo.dawn.actions;

import org.eclipse.emf.cdo.dawn.editors.IDawnEditor;
import org.eclipse.emf.cdo.dawn.helper.DawnEditorHelper;
import org.eclipse.emf.cdo.internal.dawn.bundle.OM;

import org.eclipse.net4j.util.om.trace.ContextTracer;

import org.eclipse.jface.action.IAction;
import org.eclipse.jface.dialogs.MessageDialog;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.ui.IEditorPart;
import org.eclipse.ui.IObjectActionDelegate;
import org.eclipse.ui.IWorkbenchPart;

/**
 * Since Dawn 0.2 this class is deprecated and replaced with "org.eclipse.emf.cdo.dawn.handlers.SolveConflictHandler".
 * It will be removed soon.
 *
 * @author Martin Fluegge
 */
@Deprecated
public class HandleConflictsAction implements IObjectActionDelegate {
    private static final ContextTracer TRACER = new ContextTracer(OM.DEBUG, HandleConflictsAction.class);

    private Object selectedElement;

    public final static String ID = "org.eclipse.emf.cdo.dawn.actions.HandleConflictAction";

    public void run(IAction action) {

        if (TRACER.isEnabled()) {
            TRACER.format("Start solving conflicts for {0}", selectedElement); //$NON-NLS-1$
        }

        IEditorPart activeEditor = DawnEditorHelper.getActiveEditor();
        if (activeEditor instanceof IDawnEditor) {
            MessageDialog dialog = new MessageDialog(DawnEditorHelper.getActiveShell(), "Conflict", null,
                    "There are conflicts in your diagram. Would you like to rollback your current transaction?",
                    MessageDialog.QUESTION, new String[] { "yes", "no", "Cancel" }, 1);

            switch (dialog.open()) {
            case 0: // yes
                // DawnConflictHelper.rollback((DiagramDocumentEditor)activeEditor);
                ((IDawnEditor) activeEditor).getDawnEditorSupport().rollback();
                break;
            case 1: // no
                break;
            default: // cancel
                break;
            }
        }
    }

    public void selectionChanged(IAction action, ISelection selection) {
        selectedElement = null;
        if (selection instanceof IStructuredSelection) {
            IStructuredSelection structuredSelection = (IStructuredSelection) selection;
            // if (structuredSelection.getFirstElement() instanceof EditPart)
            {
                selectedElement = structuredSelection.getFirstElement();
            }
        }
    }

    public void setActivePart(IAction action, IWorkbenchPart targetPart) {
    }
}