org.bbaw.pdr.ae.collections.internal.Activator.java Source code

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Here is the source code for org.bbaw.pdr.ae.collections.internal.Activator.java

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/**
 * This file is part of Archiv-Editor.
 * 
 * The software Archiv-Editor serves as a client user interface for working with
 * the Person Data Repository. See: pdr.bbaw.de
 * 
 * The software Archiv-Editor was developed at the Berlin-Brandenburg Academy
 * of Sciences and Humanities, Jgerstr. 22/23, D-10117 Berlin.
 * www.bbaw.de
 * 
 * Copyright (C) 2010-2013  Berlin-Brandenburg Academy
 * of Sciences and Humanities
 * 
 * The software Archiv-Editor was developed by @author: Christoph Plutte.
 * 
 * Archiv-Editor is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 * 
 * Archiv-Editor is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Lesser General Public License for more details.
 * 
 * You should have received a copy of the GNU Lesser General Public License
 * along with Archiv-Editor.  
 * If not, see <http://www.gnu.org/licenses/lgpl-3.0.html>.
 */
package org.bbaw.pdr.ae.collections.internal;

import org.bbaw.pdr.ae.collections.icons.IconsInternal;
import org.eclipse.jface.resource.ImageDescriptor;
import org.eclipse.jface.resource.ImageRegistry;
import org.eclipse.ui.plugin.AbstractUIPlugin;
import org.osgi.framework.BundleContext;

/**
 * The activator class controls the plug-in life cycle.
 */
public class Activator extends AbstractUIPlugin {

    /** The plug-in ID.*/
    public static final String PLUGIN_ID = "org.bbaw.pdr.ae.collections"; //$NON-NLS-1$

    /** private image registry initialiazation.    */
    private boolean _imageRegistryInitialised = false;
    /** The shared instance.*/
    private static Activator plugin;

    /**
     * The constructor.
     */
    public Activator() {
    }

    /** start bundle.
     * @param context bundl context.
     * @throws Exception exc.
     * @see org.eclipse.ui.plugin.AbstractUIPlugin#start(org.osgi.framework.BundleContext)
     */
    public final void start(final BundleContext context) throws Exception {
        super.start(context);
        plugin = this;
    }

    /** stop bundle.
     * @param context bundle context.
     * @throws Exception exc.
     * @see org.eclipse.ui.plugin.AbstractUIPlugin#stop(org.osgi.framework.BundleContext)
     */
    public final void stop(final BundleContext context) throws Exception {
        if (_imageRegistryInitialised) {
            getImageRegistry().dispose();
            _imageRegistryInitialised = false;
        }
        plugin = null;
        super.stop(context);
    }

    /**
     * Returns the shared instance.
     *
     * @return the shared instance
     */
    public static Activator getDefault() {
        return plugin;
    }

    /**
     * Returns an image descriptor for the image file at the given
     * plug-in relative path.
     *
     * @param path the path.
     * @return the image descriptor
     */
    public static ImageDescriptor getImageDescriptor(final String path) {
        return imageDescriptorFromPlugin(PLUGIN_ID, path);
    }

    /**
     * Returns an image descriptor for the image file at the given
     * plug-in relative path.
     *
     * @param reg imageregistry.
     */
    protected final void initializeImageRegistry(final ImageRegistry reg) {

        reg.put(IconsInternal.CLIPBOARD,
                ImageDescriptor.createFromFile(IconsInternal.class, IconsInternal.CLIPBOARD));
        reg.put(IconsInternal.CLIPBOARD_PLUS,
                ImageDescriptor.createFromFile(IconsInternal.class, IconsInternal.CLIPBOARD_PLUS));
        reg.put(IconsInternal.CLIPBOARD_MINUS,
                ImageDescriptor.createFromFile(IconsInternal.class, IconsInternal.CLIPBOARD_MINUS));

        reg.put(IconsInternal.CLIPBOARD_SAVE,
                ImageDescriptor.createFromFile(IconsInternal.class, IconsInternal.CLIPBOARD_SAVE));

        _imageRegistryInitialised = true;
    }

}