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ImageSelection.java

/*
 * Created on 26.10.2005
 *
 */
package rene.util;

import java.awt.Image;
import java.awt.datatransfer.DataFlavor;
import java.awt.datatransfer.Transferable;
import java.awt.datatransfer.UnsupportedFlavorException;
import java.io.IOException;

/**
 * @author unknown
 * Class to hold an image for the clipboad,
 * implements the Transferable class properly.
 */
00018 public class ImageSelection 
      implements Transferable 
{
//    the Image object which will be housed by the ImageSelection
      private Image image;
      
      public ImageSelection(Image image) {
            this.image = image;
      }
      
//    Returns the supported flavors of our implementation
      public DataFlavor[] getTransferDataFlavors() 
      {
            return new DataFlavor[] {DataFlavor.imageFlavor};
      }
      
//    Returns true if flavor is supported
      public boolean isDataFlavorSupported(DataFlavor flavor) 
      {
            return DataFlavor.imageFlavor.equals(flavor);
      }
      
//    Returns Image object housed by Transferable object
      public Object getTransferData(DataFlavor flavor)
      throws UnsupportedFlavorException,IOException 
      {
            if (!DataFlavor.imageFlavor.equals(flavor)) 
            {
                  throw new UnsupportedFlavorException(flavor);
            }
            // else return the payload
            return image;
      }
}



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