/*******************************************************************************
 * Copyright (c) 2003, 2005 IBM Corporation 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:
 *     IBM Corporation - initial API and implementation 
 *******************************************************************************/
package org.eclipse.ui.parts.tests.util;

import org.eclipse.core.internal.resources.Workspace;
import org.eclipse.core.resources.IProject;
import org.eclipse.core.resources.IWorkspace;
import org.eclipse.core.resources.IWorkspaceRoot;
import org.eclipse.core.resources.ResourcesPlugin;
import org.eclipse.ui.IWorkbenchPage;
import org.eclipse.ui.IWorkbenchPart;
import org.eclipse.ui.PartInitException;
import org.eclipse.ui.ide.IDE;
import org.eclipse.ui.internal.PartPane;
import org.eclipse.ui.internal.PartSite;
import org.eclipse.ui.internal.WorkbenchPage;

/**
 * Utility class for the parts test suite.
 */
public class PartsTestUtil {

    public final static String projectName = "TestProject"; //$NON-NLS-1$

    private final static String fileExtension = ".txt"; //$NON-NLS-1$

    private final static String preFileName = "file"; //$NON-NLS-1$

    private final static String View0 = "org.eclipse.ui.views.ResourceNavigator"; //$NON-NLS-1$

    private final static String View1 = "org.eclipse.ui.views.ProblemView"; //$NON-NLS-1$

    private final static String View2 = "org.eclipse.ui.views.PropertySheet"; //$NON-NLS-1$

    public final static int numOfParts = 3;

    /**
     * Get the workspace.
     * 
     * @return the workspace.
     */
    public static Workspace getWorkspace() {
        return (Workspace) ResourcesPlugin.getWorkspace();
    }

    /**
     * Get the file name for the given index.
     * 
     * @param index
     *            The file index.
     * @return the file's name.
     */
    public static String getFileName(int index) {
        return new String(preFileName + Integer.toString(index) + fileExtension);
    }

    /**
     * Get the project.
     * 
     * @return the project.
     */
    public static IProject getProject() {
        IWorkspace ws = getWorkspace();
        IWorkspaceRoot root = ws.getRoot();
        return root.getProject(projectName);
    }

    /**
     * Open an editor.
     * 
     * @param filename
     *            The file's name.
     */
    public static void openEditor(String filename, IWorkbenchPage page) {
        try {
            IDE.openEditor(page, PartsTestUtil.getProject().getFile(filename),
                    "org.eclipse.ui.DefaultTextEditor", true); //$NON-NLS-1$
        } catch (PartInitException e) {
            e.printStackTrace(System.err);
        }
    }

    /**
     * Get the corresponding view id for the index.
     * 
     * @param index
     *            The view index.
     * @return the view's id.
     */
    public static String getView(int index) {
        switch (index) {
        case 0:
            return View0;
        case 1:
            return View1;
        default:
            return View2;
        }
    }

    /**
     * Zoom the given part.
     * 
     * @param part
     *            The part.
     */
    public static void zoom(IWorkbenchPart part) {
        ((WorkbenchPage) part.getSite().getPage()).toggleZoom(((PartSite) part.getSite()).getPane()
                .getPartReference());
    }

    /**
     * Determines if the part is zoomed.
     * 
     * @param part
     *            The pat.
     * @return true if zoomed.
     */
    public static boolean isZoomed(IWorkbenchPart part) {
        PartSite site = (PartSite) part.getSite();
        PartPane pane = site.getPane();
        return pane.isZoomed();
    }

}