/*
* Copyright (c) 2010, 2011, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code 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
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
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package com.sun.max.ins.gui;
import java.awt.datatransfer.*;
import com.sun.max.ins.*;
import com.sun.max.tele.*;
/**
* A label that displays some property of a known MV memory region and acts as a drag source.
*/
public abstract class AbstractMemoryRegionLabel extends InspectorLabel {
protected final MaxMemoryRegion memoryRegion;
public AbstractMemoryRegionLabel(Inspection inspection, MaxMemoryRegion memoryRegion) {
super(inspection);
assert memoryRegion != null;
this.memoryRegion = memoryRegion;
setOpaque(true);
}
@Override
public Transferable getTransferable() {
if (memoryRegion.start().isZero()) {
return null;
}
return new InspectorTransferable.MemoryRegionTransferable(inspection(), memoryRegion);
}
}