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diff --git a/src/commands/segment/EraseSegmentsStartingInRangeCommand.cpp b/src/commands/segment/EraseSegmentsStartingInRangeCommand.cpp
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+++ b/src/commands/segment/EraseSegmentsStartingInRangeCommand.cpp
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+/* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */
+
+/*
+    Rosegarden
+    A MIDI and audio sequencer and musical notation editor.
+ 
+    This program is Copyright 2000-2008
+        Guillaume Laurent   <[email protected]>,
+        Chris Cannam        <[email protected]>,
+        Richard Bown        <[email protected]>
+ 
+    The moral rights of Guillaume Laurent, Chris Cannam, and Richard
+    Bown to claim authorship of this work have been asserted.
+ 
+    Other copyrights also apply to some parts of this work.  Please
+    see the AUTHORS file and individual file headers for details.
+ 
+    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.  See the file
+    COPYING included with this distribution for more information.
+*/
+
+
+#include "EraseSegmentsStartingInRangeCommand.h"
+
+#include <klocale.h>
+#include "base/Composition.h"
+#include "base/Segment.h"
+
+
+namespace Rosegarden
+{
+
+EraseSegmentsStartingInRangeCommand::EraseSegmentsStartingInRangeCommand(
+    Composition *composition,
+    timeT t0, timeT t1) :
+        KNamedCommand(i18n("Delete Range")),
+        m_composition(composition),
+        m_beginTime(t0),
+        m_endTime(t1),
+        m_detached(false)
+{}
+
+EraseSegmentsStartingInRangeCommand::~EraseSegmentsStartingInRangeCommand()
+{
+    if (m_detached) {
+        for (std::vector<Segment *>::iterator i = m_detaching.begin();
+                i != m_detaching.end(); ++i) {
+            delete *i;
+        }
+    }
+}
+
+void
+EraseSegmentsStartingInRangeCommand::execute()
+{
+    if (m_detaching.empty()) {
+
+        for (Composition::iterator i = m_composition->begin();
+                i != m_composition->end(); ++i) {
+
+            if ((*i)->getStartTime() >= m_beginTime &&
+                    (*i)->getStartTime() < m_endTime) {
+                m_detaching.push_back(*i);
+            }
+        }
+    }
+
+    for (std::vector<Segment *>::iterator i = m_detaching.begin();
+            i != m_detaching.end(); ++i) {
+        m_composition->detachSegment(*i);
+    }
+
+    m_detached = true;
+}
+
+void
+EraseSegmentsStartingInRangeCommand::unexecute()
+{
+    for (std::vector<Segment *>::iterator i = m_detaching.begin();
+            i != m_detaching.end(); ++i) {
+
+        m_composition->addSegment(*i);
+
+        //!!! see horrible code in SegmentEraseCommand::unexecute()
+        // to restore the audio file ID association in audio file mgr
+        // when an audio segment is restored.  Why is this necessary?
+        // What is the agency that removed the audio file association
+        // in the first place, and why?  Need to investigate that
+        // before heedlessly duplicating the same horrors here.
+
+    }
+
+    m_detached = false;
+}
+
+}