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diff --git a/src/commands/segment/SegmentInsertCommand.cpp b/src/commands/segment/SegmentInsertCommand.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 "SegmentInsertCommand.h"
+
+#include <klocale.h>
+#include "base/Composition.h"
+#include "base/Segment.h"
+#include "base/Studio.h"
+#include "base/Track.h"
+#include "document/RosegardenGUIDoc.h"
+
+
+namespace Rosegarden
+{
+
+SegmentInsertCommand::SegmentInsertCommand(RosegardenGUIDoc *doc,
+        TrackId track,
+        timeT startTime,
+        timeT endTime):
+        KNamedCommand(i18n("Create Segment")),
+        m_composition(&(doc->getComposition())),
+        m_studio(&(doc->getStudio())),
+        m_segment(0),
+        m_track(track),
+        m_startTime(startTime),
+        m_endTime(endTime),
+        m_detached(false)
+{}
+
+SegmentInsertCommand::SegmentInsertCommand(Composition *composition,
+        Segment *segment,
+        TrackId track):
+        KNamedCommand(i18n("Create Segment")),
+        m_composition(composition),
+        m_studio(0),
+        m_segment(segment),
+        m_track(track),
+        m_startTime(0),
+        m_endTime(0),
+        m_detached(false)
+{}
+
+SegmentInsertCommand::~SegmentInsertCommand()
+{
+    if (m_detached) {
+        delete m_segment;
+    }
+}
+
+Segment *
+SegmentInsertCommand::getSegment() const
+{
+    return m_segment;
+}
+
+void
+SegmentInsertCommand::execute()
+{
+    if (!m_segment) {
+        // Create and insert Segment
+        //
+        m_segment = new Segment();
+        m_segment->setTrack(m_track);
+        m_segment->setStartTime(m_startTime);
+        m_composition->addSegment(m_segment);
+        m_segment->setEndTime(m_endTime);
+
+        // Do our best to label the Segment with whatever is currently
+        // showing against it.
+        //
+        Track *track = m_composition->getTrackById(m_track);
+        std::string label;
+
+        if (track) {
+            // try to get a reasonable Segment name by Instrument
+            //
+            label = m_studio->getSegmentName(track->getInstrument());
+
+            // if not use the track label
+            //
+            if (label == "")
+                label = track->getLabel();
+
+            m_segment->setLabel(label);
+        }
+    } else {
+        m_segment->setTrack(m_track);
+        m_composition->addSegment(m_segment);
+    }
+
+    m_detached = false;
+}
+
+void
+SegmentInsertCommand::unexecute()
+{
+    m_composition->detachSegment(m_segment);
+    m_detached = true;
+}
+
+}