/*
* HomeTransferableList.java 12 sept. 2006
*
* Sweet Home 3D, Copyright (c) 2006 Emmanuel PUYBARET / eTeks <info@eteks.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
package com.eteks.sweethome3d.swing;
import java.awt.datatransfer.DataFlavor;
import java.awt.datatransfer.Transferable;
import java.awt.datatransfer.UnsupportedFlavorException;
import java.util.List;
import com.eteks.sweethome3d.model.Home;
import com.eteks.sweethome3d.model.Selectable;
/**
* A transferable class that manages the transfer of a list of items in a home.
* @author Emmanuel Puybaret
*/
public class HomeTransferableList implements Transferable {
public final static DataFlavor HOME_FLAVOR;
static {
try {
// Create HomeTransferableList data flavor
String homeFlavorMimeType =
DataFlavor.javaJVMLocalObjectMimeType
+ ";class=" + HomeTransferableList.class.getName();
HOME_FLAVOR = new DataFlavor(homeFlavorMimeType);
} catch (ClassNotFoundException ex) {
throw new RuntimeException(ex);
}
}
// Stores a copy of the transfered items
private final List<Selectable> transferedItems;
/**
* Creates a transferable list of a copy of <code>items</code>.
*/
public HomeTransferableList(List<? extends Selectable> items) {
this.transferedItems = Home.duplicate(items);
}
/**
* Returns a copy of the transfered items list.
*/
public Object getTransferData(DataFlavor flavor) throws UnsupportedFlavorException {
if (flavor.equals(HOME_FLAVOR)) {
return Home.duplicate(this.transferedItems);
} else {
throw new UnsupportedFlavorException(flavor);
}
}
/**
* Returns the {@link #HOME_FLAVOR data flavor} of the transfered data
* of this transferable object.
*/
public DataFlavor [] getTransferDataFlavors() {
return new DataFlavor [] {HOME_FLAVOR};
}
/**
* Returns <code>true</code> if <code>flavor</code> is
* {@link #HOME_FLAVOR HOME_FLAVOR}.
*/
public boolean isDataFlavorSupported(DataFlavor flavor) {
return HOME_FLAVOR.equals(flavor);
}
}