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100 lines
2.8 KiB
100 lines
2.8 KiB
15 years ago
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/* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */
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/*
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Rosegarden
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A MIDI and audio sequencer and musical notation editor.
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This program is Copyright 2000-2008
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Guillaume Laurent <glaurent@telegraph-road.org>,
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Chris Cannam <cannam@all-day-breakfast.com>,
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Richard Bown <richard.bown@ferventsoftware.com>
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The moral rights of Guillaume Laurent, Chris Cannam, and Richard
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Bown to claim authorship of this work have been asserted.
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Other copyrights also apply to some parts of this work. Please
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see the AUTHORS file and individual file headers for details.
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License as
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published by the Free Software Foundation; either version 2 of the
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License, or (at your option) any later version. See the file
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COPYING included with this distribution for more information.
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*/
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#include "EraseSegmentsStartingInRangeCommand.h"
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#include <klocale.h>
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#include "base/Composition.h"
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#include "base/Segment.h"
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namespace Rosegarden
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{
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EraseSegmentsStartingInRangeCommand::EraseSegmentsStartingInRangeCommand(
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Composition *composition,
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timeT t0, timeT t1) :
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KNamedCommand(i18n("Delete Range")),
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m_composition(composition),
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m_beginTime(t0),
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m_endTime(t1),
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m_detached(false)
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{}
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EraseSegmentsStartingInRangeCommand::~EraseSegmentsStartingInRangeCommand()
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{
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if (m_detached) {
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for (std::vector<Segment *>::iterator i = m_detaching.begin();
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i != m_detaching.end(); ++i) {
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delete *i;
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}
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}
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}
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void
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EraseSegmentsStartingInRangeCommand::execute()
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{
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if (m_detaching.empty()) {
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for (Composition::iterator i = m_composition->begin();
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i != m_composition->end(); ++i) {
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if ((*i)->getStartTime() >= m_beginTime &&
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(*i)->getStartTime() < m_endTime) {
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m_detaching.push_back(*i);
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}
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}
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}
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for (std::vector<Segment *>::iterator i = m_detaching.begin();
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i != m_detaching.end(); ++i) {
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m_composition->detachSegment(*i);
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}
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m_detached = true;
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}
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void
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EraseSegmentsStartingInRangeCommand::unexecute()
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{
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for (std::vector<Segment *>::iterator i = m_detaching.begin();
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i != m_detaching.end(); ++i) {
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m_composition->addSegment(*i);
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//!!! see horrible code in SegmentEraseCommand::unexecute()
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// to restore the audio file ID association in audio file mgr
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// when an audio segment is restored. Why is this necessary?
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// What is the agency that removed the audio file association
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// in the first place, and why? Need to investigate that
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// before heedlessly duplicating the same horrors here.
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}
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m_detached = false;
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}
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}
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