Activator.java

package name.graf.emanuel.testfileeditor;

import org.eclipse.ui.plugin.*;
import org.eclipse.ui.preferences.ScopedPreferenceStore;
import org.osgi.framework.*;

import name.graf.emanuel.testfileeditor.ui.support.editor.PartitionScanner;

import org.eclipse.swt.widgets.*;
import org.eclipse.jface.preference.IPreferenceStore;
import org.eclipse.jface.resource.*;
import org.eclipse.core.runtime.*;
import org.eclipse.core.runtime.preferences.InstanceScope;

public class Activator extends AbstractUIPlugin {
    public static final String PLUGIN_ID = "name.graf.emanuel.testfileeditor";
    public static final String TEST_FILE_PARTITIONING = "__test_file_partitioning";
    private static Activator plugin;
    private PartitionScanner scanner;
    private ScopedPreferenceStore preferenceStore;

    public Activator() {
        super();
        Activator.plugin = this;
    }

    public void start(final BundleContext context) throws Exception {
        super.start(context);
    }

    public void stop(final BundleContext context) throws Exception {
        Activator.plugin = null;
        super.stop(context);
    }

    public static Activator getDefault() {
        return Activator.plugin;
    }

    public static Display getStandardDisplay() {
        Display display = Display.getCurrent();
        if (display == null) {
            display = Display.getDefault();
        }
        return display;
    }

    public PartitionScanner getTestFilePartitionScanner() {
        if (this.scanner == null) {
            this.scanner = new PartitionScanner();
        }
        return this.scanner;
    }

    public static ImageDescriptor getImageDescriptor(final String path) {
        return imageDescriptorFromPlugin(PLUGIN_ID, path);
    }

    public static void log(final IStatus status) {
        getDefault().getLog().log(status);
    }

    public static void logError(final Throwable t, final int code) {
        log((IStatus) new Status(Status.ERROR, PLUGIN_ID, code, t.getMessage(), t));
    }

    @Override
    public IPreferenceStore getPreferenceStore() {
        if (preferenceStore == null) {
            preferenceStore = new ScopedPreferenceStore(InstanceScope.INSTANCE, PLUGIN_ID);
        }
        return preferenceStore;
    }
}