ca.mcgill.cs.swevo.qualyzer.handlers.OpenAllHandler.java Source code

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Here is the source code for ca.mcgill.cs.swevo.qualyzer.handlers.OpenAllHandler.java

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/*******************************************************************************
 * Copyright (c) 2010 McGill University
 * 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:
 *     Jonathan Faubert
 *******************************************************************************/
package ca.mcgill.cs.swevo.qualyzer.handlers;

import org.eclipse.core.commands.AbstractHandler;
import org.eclipse.core.commands.ExecutionEvent;
import org.eclipse.core.commands.ExecutionException;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.ui.IWorkbenchPage;
import org.eclipse.ui.PlatformUI;
import org.eclipse.ui.navigator.CommonNavigator;

import ca.mcgill.cs.swevo.qualyzer.QualyzerActivator;
import ca.mcgill.cs.swevo.qualyzer.model.Investigator;
import ca.mcgill.cs.swevo.qualyzer.model.Memo;
import ca.mcgill.cs.swevo.qualyzer.model.Participant;
import ca.mcgill.cs.swevo.qualyzer.model.Transcript;
import ca.mcgill.cs.swevo.qualyzer.providers.WrapperCode;
import ca.mcgill.cs.swevo.qualyzer.ui.ResourcesUtil;

/**
 * The handler for the open all command.
 * Opens an editor for each selected item.
 */
public class OpenAllHandler extends AbstractHandler {

    @Override
    public Object execute(ExecutionEvent event) throws ExecutionException {

        IWorkbenchPage page = PlatformUI.getWorkbench().getActiveWorkbenchWindow().getActivePage();
        CommonNavigator view = (CommonNavigator) page.findView(QualyzerActivator.PROJECT_EXPLORER_VIEW_ID);
        ISelection selection = view.getCommonViewer().getSelection();

        if (selection != null && selection instanceof IStructuredSelection) {
            IStructuredSelection structSelection = (IStructuredSelection) selection;

            for (Object element : structSelection.toArray()) {
                if (element instanceof Participant) {
                    ResourcesUtil.openEditor(page, (Participant) element);
                } else if (element instanceof Investigator) {
                    ResourcesUtil.openEditor(page, (Investigator) element);
                } else if (element instanceof Transcript) {
                    ResourcesUtil.openEditor(page, (Transcript) element);
                } else if (element instanceof WrapperCode) {
                    ResourcesUtil.openEditor(page, (WrapperCode) element);
                } else if (element instanceof Memo) {
                    ResourcesUtil.openEditor(page, (Memo) element);
                }
            }
        }

        return null;
    }

}