package com.aptana.ide.logging;
import java.util.Hashtable;
import org.eclipse.jface.resource.ImageDescriptor;
import org.eclipse.swt.graphics.Image;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.ui.IWorkbenchWindow;
import org.eclipse.ui.plugin.AbstractUIPlugin;
import org.osgi.framework.BundleContext;
/**
* The activator class controls the plug-in life cycle
*/
public class LoggingPlugin extends AbstractUIPlugin
{
/**
* The plug-in ID
*/
public static final String PLUGIN_ID = "com.aptana.ide.logviewer"; //$NON-NLS-1$
private static Hashtable<String, Image> images = new Hashtable<String, Image>();
// The shared instance
private static LoggingPlugin plugin;
/**
* Logging preferences.
*/
private LoggingPreferences preferences;
/**
* The constructor
*/
public LoggingPlugin()
{
}
/**
* @see org.eclipse.ui.plugin.AbstractUIPlugin#start(org.osgi.framework.BundleContext)
*/
public void start(BundleContext context) throws Exception
{
super.start(context);
plugin = this;
}
/**
* @see org.eclipse.ui.plugin.AbstractUIPlugin#stop(org.osgi.framework.BundleContext)
*/
public void stop(BundleContext context) throws Exception
{
plugin = null;
super.stop(context);
}
/**
* getImage
*
* @param path
* @return Image
*/
public static Image getImage(String path)
{
if (images.get(path) == null)
{
ImageDescriptor id = getImageDescriptor(path);
if (id == null)
{
return null;
}
Image i = id.createImage();
images.put(path, i);
return i;
}
else
{
return (Image) images.get(path);
}
}
/**
* Returns the active workbench shell or <code>null</code> if none
*
* @return the active workbench shell or <code>null</code> if none
*/
public static Shell getActiveWorkbenchShell()
{
IWorkbenchWindow window = getActiveWorkbenchWindow();
if (window != null)
{
return window.getShell();
}
return null;
}
/**
* Returns the active workbench window
*
* @return the active workbench window
*/
public static IWorkbenchWindow getActiveWorkbenchWindow()
{
return getDefault().getWorkbench().getActiveWorkbenchWindow();
}
/**
* Gets logging preferences.
*
* @return logging preferences.
*/
public LoggingPreferences getLoggingPreferences()
{
if (preferences == null)
{
preferences = new LoggingPreferences();
}
return preferences;
}
/**
* Returns the shared instance
*
* @return the shared instance
*/
public static LoggingPlugin 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(String path)
{
return AbstractUIPlugin.imageDescriptorFromPlugin("com.aptana.ide.logging", path); //$NON-NLS-1$
}
}