com.bb.extensions.plugin.unittests.internal.actions.UpdateMocksAction.java Source code

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Here is the source code for com.bb.extensions.plugin.unittests.internal.actions.UpdateMocksAction.java

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/*******************************************************************************
 * Copyright (C) 2013 Research In Motion Limited
 *
 * 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
 *******************************************************************************/

package com.bb.extensions.plugin.unittests.internal.actions;

import org.eclipse.core.runtime.jobs.IJobChangeEvent;
import org.eclipse.core.runtime.jobs.IJobChangeListener;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.ui.PlatformUI;
import org.eclipse.ui.actions.BaseSelectionListenerAction;

import com.bb.extensions.plugin.unittests.internal.jobs.UpdateMocksJob;
import com.bb.extensions.plugin.unittests.internal.navigator.MocksUnitTestsNavigatorElement;

/**
 * @author nbilal
 * 
 */
public class UpdateMocksAction extends BaseSelectionListenerAction {

    /**
     * The currently selected Mocks navigator element
     */
    private MocksUnitTestsNavigatorElement selectedElement;

    /**
     * @param text
     */
    protected UpdateMocksAction(String text) {
        super(text);
    }

    /*
     * (non-Javadoc)
     * 
     * @see org.eclipse.jface.action.Action#run()
     */
    @Override
    public void run() {
        if (this.selectedElement != null) {
            UpdateMocksJob job = new UpdateMocksJob(this.selectedElement);
            job.setUser(true);
            job.addJobChangeListener(new IJobChangeListener() {

                @Override
                public void sleeping(IJobChangeEvent event) {
                }

                @Override
                public void scheduled(IJobChangeEvent event) {
                }

                @Override
                public void running(IJobChangeEvent event) {
                }

                @Override
                public void done(IJobChangeEvent event) {
                    PlatformUI.getWorkbench().getDisplay().asyncExec(new Runnable() {
                        public void run() {
                            selectedElement.refresh();
                        }
                    });
                }

                @Override
                public void awake(IJobChangeEvent event) {
                }

                @Override
                public void aboutToRun(IJobChangeEvent event) {
                }
            });
            job.schedule();
        }
    }

    /*
     * (non-Javadoc)
     * 
     * @see
     * org.eclipse.ui.actions.BaseSelectionListenerAction#updateSelection(org
     * .eclipse.jface.viewers.IStructuredSelection)
     */
    @Override
    protected boolean updateSelection(IStructuredSelection selection) {
        boolean result = false;

        this.selectedElement = null;

        if (!selection.isEmpty()) {
            Object selected = selection.getFirstElement();
            if (selected instanceof MocksUnitTestsNavigatorElement) {
                this.selectedElement = (MocksUnitTestsNavigatorElement) selected;
                result = true;
            }
        }

        return result;
    }

}