swfactionsimpl.java

java和flash混合编程

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 * Copyright (c) 2001, David N. Main, All rights reserved.
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package com.anotherbigidea.flash.writers;

import java.io.IOException;

import com.anotherbigidea.flash.interfaces.SWFActions;
import com.anotherbigidea.flash.interfaces.SWFActionBlock;

/**
 * A pass-through implementation of the SWFActions interface
 */
public class SWFActionsImpl implements SWFActions
{
    protected SWFActions acts;

    /**
     * @param acts may be null
     */
    public SWFActionsImpl( SWFActions acts )
    {
        this.acts = acts;
    }

    public SWFActionsImpl()
    {
        this( null );
    }
    
    /**
     * Set the pass-through target
     * @param acts may be null
     */
    public void setSWFActions( SWFActions acts )
    {
        this.acts = acts;
    }
    
    public SWFActionBlock start( int conditions ) throws IOException
    {
        if( acts != null ) return acts.start( conditions );
        return null;
    }

	public SWFActionBlock start( int conditions, int keycode ) throws IOException
	{
		if( acts != null ) return acts.start( conditions, keycode );
		return null;
	}

 
    public void done() throws IOException
    {
        if( acts != null ) acts.done();
    }
}