source: trunk/org.modelica.mdt.ui/src/org/modelica/mdt/ui/UIPlugin.java @ 288

package org.modelica.mdt.ui;

import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Widget;
import org.eclipse.ui.plugin.AbstractUIPlugin;
import org.eclipse.core.runtime.IAdapterFactory;
import org.eclipse.core.runtime.IAdapterManager;
import org.eclipse.core.runtime.Platform;
import org.modelica.mdt.core.IModelicaElement;
import org.osgi.framework.BundleContext;

/**
 * The main plugin class for the org.modelica.mdt.ui plugin
 */
public class UIPlugin extends AbstractUIPlugin 
{

    /* the shared instance */
    private static UIPlugin plugin;
    
    public UIPlugin() 
    {
        plugin = this;
    }

    /**
     * This method is called upon plug-in activation
     */
    public void start(BundleContext context) throws Exception 
    {
        super.start(context);
        
        IAdapterManager manager = Platform.getAdapterManager();
        IAdapterFactory factory = new ModelicaElementAdapterFactory();
        manager.registerAdapters(factory, IModelicaElement.class);
    }

    /**
     * This method is called when the plug-in is stopped
     */
    public void stop(BundleContext context) throws Exception 
    {
        super.stop(context);            
        plugin = null;
    }

    /**
     * Returns the shared instance.
     */
    public static UIPlugin getDefault() 
    {
        return plugin;
    }
    
    /**
     * Returns the standard display to be used. The method first checks, if
     * the thread calling this method has an associated display. If so, this
     * display is returned. Otherwise the method returns the default display.
     */
    public static Display getStandardDisplay() 
    {
        Display display;
        display = Display.getCurrent();
        if (display == null)
            display = Display.getDefault();
        return display;     
    }
    
    /**
     * @return returns this plugins symbolic name e.g. stuff like org.foo.bar
     */
    public static String getSymbolicName()
    {
        return getDefault().getBundle().getSymbolicName();
    }

    /**
     * set an abbot tag, used by GUI regressions tests to find
     * specific widgets.
     * 
     * @param widget the widget to tag
     * @param tag the tag to set
     */
    public static void tag(Widget widget, String tag)
    {
        widget.setData("name", tag);
    }       
}