/*
    *  soapUI, copyright (C) 2004-2010 eviware.com 
    *
    *  soapUI is free software; you can redistribute it and/or modify it under the 
    *  terms of version 2.1 of the GNU Lesser General Public License as published by 
    *  the Free Software Foundation.
    *
    *  soapUI 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 at gnu.org.
   */
  
  package com.eviware.soapui.support.action.swing;
  
  import java.awt.event.ActionEvent;
  import java.beans.PropertyChangeEvent;
  import java.beans.PropertyChangeListener;
  
  import javax.swing.AbstractAction;
  import javax.swing.Action;
  
  import com.eviware.soapui.SoapUI;
  import com.eviware.soapui.SoapUIExtensionClassLoader;
  import com.eviware.soapui.SoapUIExtensionClassLoader.SoapUIClassLoaderState;
  import com.eviware.soapui.model.ModelItem;
  import com.eviware.soapui.support.UISupport;
  import com.eviware.soapui.support.WeakPropertyChangeListener;
  import com.eviware.soapui.support.action.SoapUIAction;
  import com.eviware.soapui.support.action.SoapUIActionMapping;
  import com.eviware.soapui.support.action.support.StandaloneActionMapping;
  
  /***
   * Delegates a SwingAction to a SoapUIActionMapping
   * 
   * @author ole.matzura
   */
  
  public class SwingActionDelegate<T extends ModelItem> extends AbstractAction implements PropertyChangeListener,
  		SoapUIActionMarker
  {
  	private final T target;
  	private final SoapUIActionMapping<T> mapping;
  	private Object param;
  
  	@Deprecated
  	public static boolean switchClassloader;
  
  	public SwingActionDelegate( SoapUIActionMapping<T> mapping, T target )
  	{
  		super( mapping.getName() );
  		this.mapping = mapping;
  		this.target = target;
  
  		if( mapping.getDescription() != null )
  			putValue( Action.SHORT_DESCRIPTION, mapping.getDescription() );
  
  		if( mapping.getIconPath() != null )
  			putValue( Action.SMALL_ICON, UISupport.createImageIcon( mapping.getIconPath() ) );
  
  		if( mapping.getKeyStroke() != null )
  			putValue( Action.ACCELERATOR_KEY, UISupport.getKeyStroke( mapping.getKeyStroke() ) );
  
  		setEnabled( mapping.getAction().isEnabled() );
  
  		mapping.getAction().addPropertyChangeListener( new WeakPropertyChangeListener( this, mapping.getAction() ) );
  
  		String name = mapping.getName();
  		int ix = name.indexOf( '&' );
  		if( ix >= 0 )
  		{
  			putValue( Action.NAME, name.substring( 0, ix ) + name.substring( ix + 1 ) );
  			// This doesn't seem to work in Java 5:
  			// putValue( Action.DISPLAYED_MNEMONIC_INDEX_KEY, new Integer( ix ));
  			putValue( Action.MNEMONIC_KEY, new Integer( name.charAt( ix + 1 ) ) );
  		}
  	}
  
  	public SoapUIActionMapping<T> getMapping()
  	{
  		return mapping;
  	}
  
  	public void actionPerformed( ActionEvent e )
  	{
  		SoapUIClassLoaderState state = SoapUIExtensionClassLoader.ensure();
  
  		try
  		{
  			mapping.getAction().perform( target, param == null ? mapping.getParam() : param );
  		}
  		catch( Throwable t )
  		{
  			SoapUI.logError( t );
  		}
  		finally
  		{
  			state.restore();
  		}
  	}
 
 	public void propertyChange( PropertyChangeEvent evt )
 	{
 		if( evt.getPropertyName().equals( SoapUIAction.ENABLED_PROPERTY ) )
 			setEnabled( ( ( Boolean )evt.getNewValue() ).booleanValue() );
 	}
 
 	public SoapUIAction<T> getAction()
 	{
 		return mapping.getAction();
 	}
 
 	public T getTarget()
 	{
 		return target;
 	}
 
 	protected Object getParam()
 	{
 		return param;
 	}
 
 	protected void setParam( Object param )
 	{
 		this.param = param;
 	}
 
 	public static <T extends ModelItem> SwingActionDelegate<T> createDelegate( SoapUIAction<T> action, T target,
 			String keyStroke, String iconPath )
 	{
 		return new SwingActionDelegate<T>( new StandaloneActionMapping<T>( action, keyStroke, iconPath ), target );
 	}
 
 	public static <T extends ModelItem> SwingActionDelegate<T> createDelegate( SoapUIAction<T> action, T target,
 			String keyStroke )
 	{
 		return new SwingActionDelegate<T>( new StandaloneActionMapping<T>( action, keyStroke ), target );
 	}
 
 	public static <T extends ModelItem> SwingActionDelegate<T> createDelegate( SoapUIAction<T> action, T target )
 	{
 		return new SwingActionDelegate<T>( new StandaloneActionMapping<T>( action ), target );
 	}
 
 	public static <T extends ModelItem> SwingActionDelegate<T> createDelegate( SoapUIAction<T> action )
 	{
 		return new SwingActionDelegate<T>( new StandaloneActionMapping<T>( action ), null );
 	}
 
 	public static SwingActionDelegate<?> createDelegate( String soapUIActionId )
 	{
 		return createDelegate( SoapUI.getActionRegistry().getAction( soapUIActionId ) );
 	}
 
 	public static <T extends ModelItem> SwingActionDelegate<?> createDelegate( String soapUIActionId, T target )
 	{
 		return createDelegate( SoapUI.getActionRegistry().getAction( soapUIActionId ), target );
 	}
 
 	public static <T extends ModelItem> SwingActionDelegate<?> createDelegate( String soapUIActionId, T target,
 			String keyStroke )
 	{
 		return createDelegate( SoapUI.getActionRegistry().getAction( soapUIActionId ), target, keyStroke );
 	}
 
 	public static <T extends ModelItem> SwingActionDelegate<?> createDelegate( String soapUIActionId, T target,
 			String keyStroke, String iconPath )
 	{
 		return createDelegate( SoapUI.getActionRegistry().getAction( soapUIActionId ), target, keyStroke, iconPath );
 	}
 
 	public SoapUIAction<?> getSoapUIAction()
 	{
 		return getAction();
 	}
 
 	public static void invoke( Runnable action )
 	{
 		SoapUIClassLoaderState state = SoapUIExtensionClassLoader.ensure();
 
 		try
 		{
 			action.run();
 		}
 		catch( Throwable t )
 		{
 			SoapUI.logError( t );
 		}
 		finally
 		{
 			state.restore();
 		}
 	}
 }