Method changeLength

src/core/Track.cpp:164–169

! \brief Change the length of this TrackContentObject * * If the track content object's length has chaanged, update it. We * also add a journal entry for undo and update the display. * * \param _length The new length of the track content object. */

 * \param _length The new length of the track content object.
 */
void TrackContentObject::changeLength( const MidiTime & length )
{
	m_length = length;
	Engine::getSong()->updateLength();
	emit lengthChanged();
}

bool TrackContentObject::comparePosition(const TrackContentObject *a, const TrackContentObject *b)
{