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file.cpp
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//=============================================================================
// MuseScore
// Music Composition & Notation
//
// Copyright (C) 2002-2014 Werner Schweer
//
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License version 2
// as published by the Free Software Foundation and appearing in
// the file LICENCE.GPL
//=============================================================================
/**
File handling: loading and saving.
*/
#include "config.h"
#include "globals.h"
#include "musescore.h"
#include "scoreview.h"
#include "exportmidi.h"
#include "libmscore/xml.h"
#include "libmscore/element.h"
#include "libmscore/note.h"
#include "libmscore/rest.h"
#include "libmscore/sig.h"
#include "libmscore/clef.h"
#include "libmscore/key.h"
#include "instrdialog.h"
#include "libmscore/score.h"
#include "libmscore/page.h"
#include "libmscore/dynamic.h"
#include "file.h"
#include "libmscore/style.h"
#include "libmscore/tempo.h"
#include "libmscore/select.h"
#include "preferences.h"
#include "playpanel.h"
#include "libmscore/staff.h"
#include "libmscore/part.h"
#include "libmscore/utils.h"
#include "libmscore/barline.h"
#include "palette.h"
#include "symboldialog.h"
#include "libmscore/slur.h"
#include "libmscore/hairpin.h"
#include "libmscore/ottava.h"
#include "libmscore/textline.h"
#include "libmscore/pedal.h"
#include "libmscore/trill.h"
#include "libmscore/volta.h"
#include "newwizard.h"
#include "libmscore/timesig.h"
#include "libmscore/box.h"
#include "libmscore/excerpt.h"
#include "libmscore/system.h"
#include "libmscore/tuplet.h"
#include "libmscore/keysig.h"
#include "magbox.h"
#include "libmscore/measure.h"
#include "libmscore/undo.h"
#include "libmscore/repeatlist.h"
#include "scoretab.h"
#include "libmscore/beam.h"
#include "libmscore/stafftype.h"
#include "seq.h"
#include "libmscore/revisions.h"
#include "libmscore/lyrics.h"
#include "libmscore/segment.h"
#include "libmscore/tempotext.h"
#include "libmscore/sym.h"
#include "libmscore/image.h"
#include "libmscore/stafflines.h"
#include "synthesizer/msynthesizer.h"
#include "svggenerator.h"
#include "scorePreview.h"
#include "scorecmp/scorecmp.h"
#include "extension.h"
#ifdef OMR
#include "omr/omr.h"
#include "omr/omrpage.h"
#include "omr/importpdf.h"
#endif
#include "diff/diff_match_patch.h"
#include "libmscore/chordlist.h"
#include "libmscore/mscore.h"
#include "thirdparty/qzip/qzipreader_p.h"
namespace Ms {
extern void importSoundfont(QString name);
extern bool savePositions(Score*, const QString& name, bool segments);
extern MasterSynthesizer* synti;
//---------------------------------------------------------
// paintElement(s)
//---------------------------------------------------------
static void paintElement(QPainter& p, const Element* e)
{
QPointF pos(e->pagePos());
p.translate(pos);
e->draw(&p);
p.translate(-pos);
}
static void paintElements(QPainter& p, const QList<Element*>& el)
{
for (Element* e : el) {
if (!e->visible())
continue;
paintElement(p, e);
}
}
//---------------------------------------------------------
// createDefaultFileName
//---------------------------------------------------------
static QString createDefaultFileName(QString fn)
{
//
// special characters in filenames are a constant source
// of trouble, this replaces some of them common in german:
//
fn = fn.simplified();
fn = fn.replace(QChar(' '), "_");
fn = fn.replace(QChar('\n'), "_");
fn = fn.replace(QChar(0xe4), "ae"); // ä
fn = fn.replace(QChar(0xf6), "oe"); // ö
fn = fn.replace(QChar(0xfc), "ue"); // ü
fn = fn.replace(QChar(0xdf), "ss"); // ß
fn = fn.replace(QChar(0xc4), "Ae"); // Ä
fn = fn.replace(QChar(0xd6), "Oe"); // Ö
fn = fn.replace(QChar(0xdc), "Ue"); // Ü
fn = fn.replace(QChar(0x266d),"b"); // musical flat sign, happen in instrument names, so can happen in part (file) names
fn = fn.replace(QChar(0x266f),"#"); // musical sharp sign, can happen in titles, so can happen in score (file) names
fn = fn.replace( QRegExp( "[" + QRegExp::escape( "\\/:*?\"<>|" ) + "]" ), "_" ); //FAT/NTFS special chars
return fn;
}
//---------------------------------------------------------
// readScoreError
// if "ask" is true, ask to ignore; returns true if
// ignore is pressed by user
// returns true if -f is used in converter mode
//---------------------------------------------------------
static bool readScoreError(const QString& name, Score::FileError error, bool ask)
{
printf("<%s> %d\n", qPrintable(name), int(error));
QString msg = QObject::tr("Cannot read file %1:\n").arg(name);
QString detailedMsg;
bool canIgnore = false;
switch(error) {
case Score::FileError::FILE_NO_ERROR:
return false;
case Score::FileError::FILE_BAD_FORMAT:
msg += QObject::tr("bad format");
detailedMsg = MScore::lastError;
break;
case Score::FileError::FILE_UNKNOWN_TYPE:
msg += QObject::tr("unknown type");
break;
case Score::FileError::FILE_NO_ROOTFILE:
break;
case Score::FileError::FILE_TOO_OLD:
msg += QObject::tr("It was last saved with a version older than 2.0.0.\n"
"You can convert this score by opening and then\n"
"saving with MuseScore version 2.x.\n"
"Visit the %1MuseScore download page%2 to obtain such a 2.x version.")
.arg("<a href=\"https://musescore.org/download#older-versions\">")
.arg("</a>");
canIgnore = true;
break;
case Score::FileError::FILE_TOO_NEW:
msg += QObject::tr("This score was saved using a newer version of MuseScore.\n"
"Visit the %1MuseScore website%2 to obtain the latest version.")
.arg("<a href=\"https://musescore.org\">")
.arg("</a>");
canIgnore = true;
break;
case Score::FileError::FILE_NOT_FOUND:
msg = QObject::tr("File \"%1\" not found.").arg(name);
break;
case Score::FileError::FILE_CORRUPTED:
msg = QObject::tr("File \"%1\" corrupted.").arg(name);
detailedMsg = MScore::lastError;
canIgnore = true;
break;
case Score::FileError::FILE_OLD_300_FORMAT:
msg += QObject::tr("It was last saved with a developer version of 3.0.\n");
canIgnore = true;
break;
case Score::FileError::FILE_ERROR:
case Score::FileError::FILE_OPEN_ERROR:
default:
msg += MScore::lastError;
break;
}
if (converterMode && canIgnore && ignoreWarnings) {
fprintf(stderr, "%s\n\nWarning ignored, forcing score to load\n", qPrintable(msg));
return true;
}
if (converterMode || pluginMode) {
fprintf(stderr, "%s\n", qPrintable(msg));
return false;
}
QMessageBox msgBox;
msgBox.setWindowTitle(QObject::tr("Load Error"));
msgBox.setText(msg.replace("\n", "<br/>"));
msgBox.setDetailedText(detailedMsg);
msgBox.setTextFormat(Qt::RichText);
if (canIgnore && ask) {
msgBox.setIcon(QMessageBox::Warning);
msgBox.setStandardButtons(
QMessageBox::Cancel | QMessageBox::Ignore
);
return msgBox.exec() == QMessageBox::Ignore;
}
else {
msgBox.setIcon(QMessageBox::Critical);
msgBox.setStandardButtons(
QMessageBox::Ok
);
msgBox.exec();
}
return false;
}
//---------------------------------------------------------
// checkDirty
// if dirty, save score
// return true on cancel
//---------------------------------------------------------
bool MuseScore::checkDirty(MasterScore* s)
{
if (s->dirty() || s->created()) {
QMessageBox::StandardButton n = QMessageBox::warning(this, tr("MuseScore"),
tr("Save changes to the score \"%1\"\n"
"before closing?").arg(s->fileInfo()->completeBaseName()),
QMessageBox::Save | QMessageBox::Discard | QMessageBox::Cancel,
QMessageBox::Save);
if (n == QMessageBox::Save) {
if (s->masterScore()->isSavable()) {
if (!saveFile(s))
return true;
}
else {
if (!saveAs(s, false))
return true;
}
}
else if (n == QMessageBox::Cancel)
return true;
}
return false;
}
//---------------------------------------------------------
// loadFile
//---------------------------------------------------------
/**
Create a modal file open dialog.
If a file is selected, load it.
Handles the GUI's file-open action.
*/
void MuseScore::loadFiles(bool switchTab, bool singleFile)
{
QStringList files = getOpenScoreNames(
#ifdef OMR
tr("All Supported Files") + " (*.mscz *.mscx *.mxl *.musicxml *.xml *.mid *.midi *.kar *.md *.mgu *.sgu *.cap *.capx *.pdf *.ove *.scw *.bww *.gtp *.gp3 *.gp4 *.gp5 *.gpx);;" +
#else
tr("All Supported Files") + " (*.mscz *.mscx *.mxl *.musicxml *.xml *.mid *.midi *.kar *.md *.mgu *.sgu *.cap *.capx *.ove *.scw *.bww *.gtp *.gp3 *.gp4 *.gp5 *.gpx);;" +
#endif
tr("MuseScore Files") + " (*.mscz *.mscx);;" +
tr("MusicXML Files") + " (*.mxl *.musicxml *.xml);;" +
tr("MIDI Files") + " (*.mid *.midi *.kar);;" +
tr("MuseData Files") + " (*.md);;" +
tr("Capella Files") + " (*.cap *.capx);;" +
tr("BB Files <experimental>") + " (*.mgu *.sgu);;" +
#ifdef OMR
tr("PDF Files <experimental OMR>") + " (*.pdf);;" +
#endif
tr("Overture / Score Writer Files <experimental>") + " (*.ove *.scw);;" +
tr("Bagpipe Music Writer Files <experimental>") + " (*.bww);;" +
tr("Guitar Pro") + " (*.gtp *.gp3 *.gp4 *.gp5 *.gpx)",
tr("Load Score"),
singleFile
);
for (const QString& s : files)
openScore(s, switchTab);
}
//---------------------------------------------------------
// openScore
//---------------------------------------------------------
Score* MuseScore::openScore(const QString& fn, bool switchTab)
{
//
// make sure we load a file only once
//
QFileInfo fi(fn);
QString path = fi.canonicalFilePath();
for (Score* s : scoreList) {
if (s->masterScore()->fileInfo()->canonicalFilePath() == path)
return 0;
}
MasterScore* score = readScore(fn);
if (score) {
score->updateCapo();
const int tabIdx = appendScore(score);
if (switchTab)
setCurrentScoreView(tabIdx);
writeSessionFile(false);
}
return score;
}
//---------------------------------------------------------
// readScore
//---------------------------------------------------------
MasterScore* MuseScore::readScore(const QString& name)
{
if (name.isEmpty())
return 0;
MasterScore* score = new MasterScore(MScore::defaultStyle());
setMidiReopenInProgress(name);
Score::FileError rv = Ms::readScore(score, name, false);
if (rv == Score::FileError::FILE_TOO_OLD || rv == Score::FileError::FILE_TOO_NEW || rv == Score::FileError::FILE_CORRUPTED) {
if (readScoreError(name, rv, true)) {
if (rv != Score::FileError::FILE_CORRUPTED) {
// dont read file again if corrupted
// the check routine may try to fix it
delete score;
score = new MasterScore();
score->setMovements(new Movements());
score->setStyle(MScore::defaultStyle());
rv = Ms::readScore(score, name, true);
}
else
rv = Score::FileError::FILE_NO_ERROR;
}
else {
delete score;
return 0;
}
}
if (rv != Score::FileError::FILE_NO_ERROR) {
// in case of user abort while reading, the error has already been reported
// else report it now
if (rv != Score::FileError::FILE_USER_ABORT && rv != Score::FileError::FILE_IGNORE_ERROR)
readScoreError(name, rv, false);
delete score;
score = 0;
return 0;
}
allowShowMidiPanel(name);
if (score)
addRecentScore(score);
return score;
}
//---------------------------------------------------------
// saveFile
/// Save the current score.
/// Handles the GUI's file-save action.
//
// return true on success
//---------------------------------------------------------
bool MuseScore::saveFile()
{
return saveFile(cs->masterScore());
}
//---------------------------------------------------------
// saveFile
/// Save the score.
//
// return true on success
//---------------------------------------------------------
bool MuseScore::saveFile(MasterScore* score)
{
if (score == 0)
return false;
if (score->created()) {
QString fn = score->masterScore()->fileInfo()->fileName();
Text* t = score->getText(Tid::TITLE);
if (t)
fn = t->plainText();
QString name = createDefaultFileName(fn);
QString f1 = tr("MuseScore File") + " (*.mscz)";
QString f2 = tr("Uncompressed MuseScore File") + " (*.mscx)";
QSettings set;
if (mscore->lastSaveDirectory.isEmpty())
mscore->lastSaveDirectory = set.value("lastSaveDirectory", preferences.getString(PREF_APP_PATHS_MYSCORES)).toString();
QString saveDirectory = mscore->lastSaveDirectory;
if (saveDirectory.isEmpty())
saveDirectory = preferences.getString(PREF_APP_PATHS_MYSCORES);
QString fname = QString("%1/%2").arg(saveDirectory).arg(name);
QString filter = f1 + ";;" + f2;
if (QFileInfo(fname).suffix().isEmpty())
fname += ".mscz";
fn = mscore->getSaveScoreName(tr("Save Score"), fname, filter);
if (fn.isEmpty())
return false;
score->masterScore()->fileInfo()->setFile(fn);
mscore->lastSaveDirectory = score->masterScore()->fileInfo()->absolutePath();
if (!score->masterScore()->saveFile()) {
QMessageBox::critical(mscore, tr("Save File"), MScore::lastError);
return false;
}
addRecentScore(score);
writeSessionFile(false);
}
else if (!score->masterScore()->saveFile()) {
QMessageBox::critical(mscore, tr("Save File"), MScore::lastError);
return false;
}
score->setCreated(false);
updateWindowTitle(score);
scoreCmpTool->updateScoreVersions(score);
int idx = scoreList.indexOf(score->masterScore());
tab1->setTabText(idx, score->fileInfo()->completeBaseName());
if (tab2)
tab2->setTabText(idx, score->fileInfo()->completeBaseName());
QString tmp = score->tmpName();
if (!tmp.isEmpty()) {
QFile f(tmp);
if (!f.remove())
qDebug("cannot remove temporary file <%s>", qPrintable(f.fileName()));
score->setTmpName("");
}
writeSessionFile(false);
return true;
}
//---------------------------------------------------------
// createDefaultName
//---------------------------------------------------------
QString MuseScore::createDefaultName() const
{
QString name(tr("Untitled"));
int n;
for (n = 1; ; ++n) {
bool nameExists = false;
QString tmpName;
if (n == 1)
tmpName = name;
else
tmpName = QString("%1-%2").arg(name).arg(n);
for (MasterScore* s : scoreList) {
if (s->fileInfo()->completeBaseName() == tmpName) {
nameExists = true;
break;
}
}
if (!nameExists) {
name = tmpName;
break;
}
}
return name;
}
//---------------------------------------------------------
// getNewFile
// create new score
//---------------------------------------------------------
MasterScore* MuseScore::getNewFile()
{
if (!newWizard)
newWizard = new NewWizard(this);
else
newWizard->restart();
if (newWizard->exec() != QDialog::Accepted)
return 0;
int measures = newWizard->measures();
Fraction timesig = newWizard->timesig();
TimeSigType timesigType = newWizard->timesigType();
KeySigEvent ks = newWizard->keysig();
VBox* nvb = nullptr;
int pickupTimesigZ;
int pickupTimesigN;
bool pickupMeasure = newWizard->pickupMeasure(&pickupTimesigZ, &pickupTimesigN);
if (pickupMeasure)
measures += 1;
MasterScore* score = new MasterScore(MScore::defaultStyle());
QString tp = newWizard->templatePath();
QList<Excerpt*> excerpts;
if (!newWizard->emptyScore()) {
MasterScore* tscore = new MasterScore(MScore::defaultStyle());
Score::FileError rv = Ms::readScore(tscore, tp, false);
if (rv != Score::FileError::FILE_NO_ERROR) {
readScoreError(newWizard->templatePath(), rv, false);
delete tscore;
delete score;
return 0;
}
// create instruments from template
for (Part* tpart : tscore->parts()) {
Part* part = new Part(score);
part->setInstrument(tpart->instrument());
part->setPartName(tpart->partName());
for (Staff* tstaff : *tpart->staves()) {
Staff* staff = new Staff(score);
staff->setPart(part);
staff->init(tstaff);
if (tstaff->links() && !part->staves()->isEmpty()) {
Staff* linkedStaff = part->staves()->back();
staff->linkTo(linkedStaff);
}
part->insertStaff(staff, -1);
score->staves().append(staff);
}
score->appendPart(part);
}
for (Excerpt* ex : tscore->excerpts()) {
Excerpt* x = new Excerpt(score);
x->setTitle(ex->title());
for (Part* p : ex->parts()) {
int pidx = tscore->parts().indexOf(p);
if (pidx == -1)
qDebug("newFile: part not found");
else
x->parts().append(score->parts()[pidx]);
}
excerpts.append(x);
}
MeasureBase* mb = tscore->first();
if (mb && mb->isVBox()) {
VBox* tvb = toVBox(mb);
nvb = new VBox(score);
nvb->setBoxHeight(tvb->boxHeight());
nvb->setBoxWidth(tvb->boxWidth());
nvb->setTopGap(tvb->topGap());
nvb->setBottomGap(tvb->bottomGap());
nvb->setTopMargin(tvb->topMargin());
nvb->setBottomMargin(tvb->bottomMargin());
nvb->setLeftMargin(tvb->leftMargin());
nvb->setRightMargin(tvb->rightMargin());
}
delete tscore;
}
else {
score = new MasterScore(MScore::defaultStyle());
newWizard->createInstruments(score);
}
score->setCreated(true);
score->fileInfo()->setFile(createDefaultName());
if (!score->style().chordList()->loaded()) {
if (score->styleB(Sid::chordsXmlFile))
score->style().chordList()->read("chords.xml");
score->style().chordList()->read(score->styleSt(Sid::chordDescriptionFile));
}
if (!newWizard->title().isEmpty())
score->fileInfo()->setFile(newWizard->title());
score->sigmap()->add(0, timesig);
int firstMeasureTicks = pickupMeasure ? Fraction(pickupTimesigZ, pickupTimesigN).ticks() : timesig.ticks();
for (int i = 0; i < measures; ++i) {
int tick = firstMeasureTicks + timesig.ticks() * (i - 1);
if (i == 0)
tick = 0;
QList<Rest*> puRests;
for (Score* _score : score->scoreList()) {
Rest* rest = 0;
Measure* measure = new Measure(_score);
measure->setTimesig(timesig);
measure->setLen(timesig);
measure->setTick(tick);
if (pickupMeasure && tick == 0) {
measure->setIrregular(true); // dont count pickup measure
measure->setLen(Fraction(pickupTimesigZ, pickupTimesigN));
}
_score->measures()->add(measure);
for (Staff* staff : _score->staves()) {
int staffIdx = staff->idx();
if (tick == 0) {
TimeSig* ts = new TimeSig(_score);
ts->setTrack(staffIdx * VOICES);
ts->setSig(timesig, timesigType);
Measure* m = _score->firstMeasure();
Segment* s = m->getSegment(SegmentType::TimeSig, 0);
s->add(ts);
Part* part = staff->part();
if (!part->instrument()->useDrumset()) {
//
// transpose key
//
KeySigEvent nKey = ks;
if (!nKey.custom() && !nKey.isAtonal() && part->instrument()->transpose().chromatic && !score->styleB(Sid::concertPitch)) {
int diff = -part->instrument()->transpose().chromatic;
nKey.setKey(transposeKey(nKey.key(), diff));
}
// do not create empty keysig unless custom or atonal
if (nKey.custom() || nKey.isAtonal() || nKey.key() != Key::C) {
staff->setKey(0, nKey);
KeySig* keysig = new KeySig(score);
keysig->setTrack(staffIdx * VOICES);
keysig->setKeySigEvent(nKey);
Segment* ss = measure->getSegment(SegmentType::KeySig, 0);
ss->add(keysig);
}
}
}
// determined if this staff is linked to previous so we can reuse rests
bool linkedToPrevious = staffIdx && staff->isLinked(_score->staff(staffIdx - 1));
if (measure->timesig() != measure->len()) {
if (!linkedToPrevious)
puRests.clear();
std::vector<TDuration> dList = toDurationList(measure->len(), false);
if (!dList.empty()) {
int ltick = tick;
int k = 0;
foreach (TDuration d, dList) {
if (k < puRests.count())
rest = static_cast<Rest*>(puRests[k]->linkedClone());
else {
rest = new Rest(score, d);
puRests.append(rest);
}
rest->setScore(_score);
rest->setDuration(d.fraction());
rest->setTrack(staffIdx * VOICES);
Segment* seg = measure->getSegment(SegmentType::ChordRest, ltick);
seg->add(rest);
ltick += rest->actualTicks();
k++;
}
}
}
else {
if (linkedToPrevious && rest)
rest = static_cast<Rest*>(rest->linkedClone());
else
rest = new Rest(score, TDuration(TDuration::DurationType::V_MEASURE));
rest->setScore(_score);
rest->setDuration(measure->len());
rest->setTrack(staffIdx * VOICES);
Segment* seg = measure->getSegment(SegmentType::ChordRest, tick);
seg->add(rest);
}
}
}
}
//TODO score->lastMeasure()->setEndBarLineType(BarLineType::END, false);
//
// select first rest
//
Measure* m = score->firstMeasure();
for (Segment* s = m->first(); s; s = s->next()) {
if (s->segmentType() == SegmentType::ChordRest) {
if (s->element(0)) {
score->select(s->element(0), SelectType::SINGLE, 0);
break;
}
}
}
QString title = newWizard->title();
QString subtitle = newWizard->subtitle();
QString composer = newWizard->composer();
QString poet = newWizard->poet();
QString copyright = newWizard->copyright();
if (!title.isEmpty() || !subtitle.isEmpty() || !composer.isEmpty() || !poet.isEmpty()) {
MeasureBase* measure = score->measures()->first();
if (measure->type() != ElementType::VBOX) {
MeasureBase* nm = nvb ? nvb : new VBox(score);
nm->setTick(0);
nm->setNext(measure);
score->measures()->add(nm);
measure = nm;
}
else if (nvb) {
delete nvb;
}
if (!title.isEmpty()) {
Text* s = new Text(score, Tid::TITLE);
s->setPlainText(title);
measure->add(s);
score->setMetaTag("workTitle", title);
}
if (!subtitle.isEmpty()) {
Text* s = new Text(score, Tid::SUBTITLE);
s->setPlainText(subtitle);
measure->add(s);
}
if (!composer.isEmpty()) {
Text* s = new Text(score, Tid::COMPOSER);
s->setPlainText(composer);
measure->add(s);
score->setMetaTag("composer", composer);
}
if (!poet.isEmpty()) {
Text* s = new Text(score, Tid::POET);
s->setPlainText(poet);
measure->add(s);
// the poet() functions returns data called lyricist in the dialog
score->setMetaTag("lyricist", poet);
}
}
else if (nvb) {
delete nvb;
}
if (newWizard->createTempo()) {
double tempo = newWizard->tempo();
TempoText* tt = new TempoText(score);
tt->setXmlText(QString("<sym>metNoteQuarterUp</sym> = %1").arg(tempo));
tempo /= 60; // bpm -> bps
tt->setTempo(tempo);
tt->setFollowText(true);
tt->setTrack(0);
Segment* seg = score->firstMeasure()->first(SegmentType::ChordRest);
seg->add(tt);
score->setTempo(0, tempo);
}
if (!copyright.isEmpty())
score->setMetaTag("copyright", copyright);
score->rebuildMidiMapping();
{
Score::isScoreLoaded() = true;
score->doLayout();
Score::isScoreLoaded() = false;
}
for (Excerpt* x : excerpts) {
Score* xs = new Score(static_cast<MasterScore*>(score));
xs->style().set(Sid::createMultiMeasureRests, true);
x->setPartScore(xs);
xs->setExcerpt(x);
score->excerpts().append(x);
Excerpt::createExcerpt(x);
}
score->setExcerptsChanged(true);
return score;
}
//---------------------------------------------------------
// newFile
// create new score
//---------------------------------------------------------
void MuseScore::newFile()
{
MasterScore* score = getNewFile();
if (score)
setCurrentScoreView(appendScore(score));
}
//---------------------------------------------------------
// copy
// Copy content of src file do dest file overwriting it.
// Implemented manually as QFile::copy refuses to
// overwrite existing files.
//---------------------------------------------------------
static bool copy(QFile& src, QFile& dest)
{
src.open(QIODevice::ReadOnly);
dest.open(QIODevice::WriteOnly);
constexpr qint64 size = 1024 * 1024;
char* buf = new char[size];
bool err = false;
while (qint64 r = src.read(buf, size)) {
if (r < 0) {
err = true;
break;
}
qint64 w = dest.write(buf, r);
if (w < r) {
err = true;
break;
}
}
dest.close();
src.close();
delete[] buf;
return !err;
}
//---------------------------------------------------------
// getTemporaryScoreFileCopy
// baseNameTemplate is the template to be passed to
// QTemporaryFile constructor but without suffix and
// directory --- they are defined automatically.
//---------------------------------------------------------
QTemporaryFile* MuseScore::getTemporaryScoreFileCopy(const QFileInfo& info, const QString& baseNameTemplate)
{
QString suffix(info.suffix());
if (suffix.endsWith(",")) // some backup files created by MuseScore
suffix.chop(1);
QTemporaryFile* f = new QTemporaryFile(
QDir::temp().absoluteFilePath(baseNameTemplate + '.' + suffix),
this
);
QFile src(info.absoluteFilePath());
if (!copy(src, *f)) {
delete f;
return nullptr;
}
return f;
}
//---------------------------------------------------------
// addScorePreview
// add a score preview to the file dialog
//---------------------------------------------------------
static void addScorePreview(QFileDialog* dialog)
{
QSplitter* splitter = dialog->findChild<QSplitter*>("splitter");
if (splitter) {
ScorePreview* preview = new ScorePreview;
splitter->addWidget(preview);
dialog->connect(dialog, SIGNAL(currentChanged(const QString&)), preview, SLOT(setScore(const QString&)));
}
}
//---------------------------------------------------------
// sidebarUrls
// return a list of standard file dialog sidebar urls
//---------------------------------------------------------
static QList<QUrl> sidebarUrls()
{
QList<QUrl> urls;
urls.append(QUrl::fromLocalFile(QDir::homePath()));
QFileInfo myScores(preferences.getString(PREF_APP_PATHS_MYSCORES));
urls.append(QUrl::fromLocalFile(myScores.absoluteFilePath()));
urls.append(QUrl::fromLocalFile(QDir::currentPath()));
return urls;
}
//---------------------------------------------------------
// getOpenScoreNames
//---------------------------------------------------------
QStringList MuseScore::getOpenScoreNames(const QString& filter, const QString& title, bool singleFile)
{
QSettings set;
QString dir = set.value("lastOpenPath", preferences.getString(PREF_APP_PATHS_MYSCORES)).toString();
if (preferences.getBool(PREF_UI_APP_USENATIVEDIALOGS)) {
QStringList fileList = QFileDialog::getOpenFileNames(this,
title, dir, filter);
if (fileList.count() > 0) {
QFileInfo fi(fileList[0]);
set.setValue("lastOpenPath", fi.absolutePath());
}
return fileList;
}
QFileInfo myScores(preferences.getString(PREF_APP_PATHS_MYSCORES));
if (myScores.isRelative())
myScores.setFile(QDir::home(), preferences.getString(PREF_APP_PATHS_MYSCORES));
if (loadScoreDialog == 0) {
loadScoreDialog = new QFileDialog(this);
loadScoreDialog->setFileMode(singleFile ? QFileDialog::ExistingFile : QFileDialog::ExistingFiles);
loadScoreDialog->setOption(QFileDialog::DontUseNativeDialog, true);
loadScoreDialog->setWindowTitle(title);
addScorePreview(loadScoreDialog);
loadScoreDialog->setNameFilter(filter);
restoreDialogState("loadScoreDialog", loadScoreDialog);
loadScoreDialog->setAcceptMode(QFileDialog::AcceptOpen);
loadScoreDialog->setDirectory(dir);
}
else {
// dialog already exists, but set title and filter
loadScoreDialog->setWindowTitle(title);
loadScoreDialog->setNameFilter(filter);
}
// setup side bar urls
QList<QUrl> urls = sidebarUrls();
urls.append(QUrl::fromLocalFile(mscoreGlobalShare+"/demos"));
loadScoreDialog->setSidebarUrls(urls);
QStringList result;
if (loadScoreDialog->exec())
result = loadScoreDialog->selectedFiles();
set.setValue("lastOpenPath", loadScoreDialog->directory().absolutePath());
return result;
}
//---------------------------------------------------------
// getSaveScoreName
//---------------------------------------------------------
QString MuseScore::getSaveScoreName(const QString& title, QString& name, const QString& filter, bool selectFolder)
{
QFileInfo myName(name);
if (myName.isRelative())
myName.setFile(QDir::home(), name);
name = myName.absoluteFilePath();
if (preferences.getBool(PREF_UI_APP_USENATIVEDIALOGS)) {
QString s;
QFileDialog::Options options = selectFolder ? QFileDialog::ShowDirsOnly : QFileDialog::Options(0);
return QFileDialog::getSaveFileName(this, title, name, filter, &s, options);
}
QFileInfo myScores(preferences.getString(PREF_APP_PATHS_MYSCORES));
if (myScores.isRelative())
myScores.setFile(QDir::home(), preferences.getString(PREF_APP_PATHS_MYSCORES));
if (saveScoreDialog == 0) {
saveScoreDialog = new QFileDialog(this);
saveScoreDialog->setFileMode(QFileDialog::AnyFile);
saveScoreDialog->setOption(QFileDialog::DontConfirmOverwrite, false);
saveScoreDialog->setOption(QFileDialog::DontUseNativeDialog, true);
saveScoreDialog->setAcceptMode(QFileDialog::AcceptSave);
addScorePreview(saveScoreDialog);
restoreDialogState("saveScoreDialog", saveScoreDialog);
}
// setup side bar urls
saveScoreDialog->setSidebarUrls(sidebarUrls());
if (selectFolder)
saveScoreDialog->setFileMode(QFileDialog::Directory);
saveScoreDialog->setWindowTitle(title);
saveScoreDialog->setNameFilter(filter);
saveScoreDialog->selectFile(name);
if (!selectFolder) {
connect(saveScoreDialog, SIGNAL(filterSelected(const QString&)),
SLOT(saveScoreDialogFilterSelected(const QString&)));
}
QString s;
if (saveScoreDialog->exec())
s = saveScoreDialog->selectedFiles().front();
return s;
}
//---------------------------------------------------------
// saveScoreDialogFilterSelected
// update selected file name extensions, when filter
// has changed
//---------------------------------------------------------
void MuseScore::saveScoreDialogFilterSelected(const QString& s)
{
QRegExp rx(QString(".+\\(\\*\\.(.+)\\)"));
if (rx.exactMatch(s)) {
QFileInfo fi(saveScoreDialog->selectedFiles().front());
saveScoreDialog->selectFile(fi.completeBaseName() + "." + rx.cap(1));
}
}
//---------------------------------------------------------
// getStyleFilename
//---------------------------------------------------------
QString MuseScore::getStyleFilename(bool open, const QString& title)
{
QFileInfo myStyles(preferences.getString(PREF_APP_PATHS_MYSTYLES));
if (myStyles.isRelative())
myStyles.setFile(QDir::home(), preferences.getString(PREF_APP_PATHS_MYSTYLES));
QString defaultPath = myStyles.absoluteFilePath();