MuseScore/mscore/selinstrument.cpp

170 lines
6 KiB
C++

//=============================================================================
// MuseScore
// Linux Music Score Editor
// $Id: editstaff.cpp 3629 2010-10-26 10:40:47Z wschweer $
//
// Copyright (C) 2010 Werner Schweer and others
//
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License version 2.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
//=============================================================================
#include "selinstrument.h"
#include "instrdialog.h"
#include "libmscore/instrument.h"
#include "libmscore/instrtemplate.h"
namespace Ms {
extern void filterInstruments(QTreeWidget *instrumentList, const QString &searchPhrase = QString(""));
//---------------------------------------------------------
// SelectInstrument
//---------------------------------------------------------
SelectInstrument::SelectInstrument(const Instrument* instrument, QWidget* parent)
: QDialog(parent)
{
setupUi(this);
setWindowFlags(this->windowFlags() & ~Qt::WindowContextHelpButtonHint);
currentInstrument->setText(instrument->trackName());
buildTemplateList();
buttonBox->button(QDialogButtonBox::Ok)->setEnabled(false);
connect(instrumentList, SIGNAL(clicked(const QModelIndex &)), SLOT(expandOrCollapse(const QModelIndex &)));
}
//---------------------------------------------------------
// buildTemplateList
//---------------------------------------------------------
void SelectInstrument::buildTemplateList()
{
// clear search if instrument list is updated
search->clear();
filterInstruments(instrumentList, search->text());
populateInstrumentList(instrumentList);
populateGenreCombo(instrumentGenreFilter);
}
//---------------------------------------------------------
// expandOrCollapse
//---------------------------------------------------------
void SelectInstrument::expandOrCollapse(const QModelIndex &model)
{
if(instrumentList->isExpanded(model))
instrumentList->collapse(model);
else
instrumentList->expand(model);
}
//---------------------------------------------------------
// on_instrumentList_itemSelectionChanged
//---------------------------------------------------------
void SelectInstrument::on_instrumentList_itemSelectionChanged()
{
QList<QTreeWidgetItem*> wi = instrumentList->selectedItems();
bool flag = !wi.isEmpty();
buttonBox->button(QDialogButtonBox::Ok)->setEnabled(flag);
}
//---------------------------------------------------------
// on_instrumentList
//---------------------------------------------------------
void SelectInstrument::on_instrumentList_itemDoubleClicked(QTreeWidgetItem*, int)
{
QList<QTreeWidgetItem*> wi = instrumentList->selectedItems();
if(!wi.isEmpty())
done(true);
}
//---------------------------------------------------------
// instrTemplate
//---------------------------------------------------------
const InstrumentTemplate* SelectInstrument::instrTemplate() const
{
QList<QTreeWidgetItem*> wi = instrumentList->selectedItems();
if (wi.isEmpty())
return 0;
InstrumentTemplateListItem* item = (InstrumentTemplateListItem*)wi.front();
return item->instrumentTemplate();
}
//---------------------------------------------------------
// on_search_textChanged
//---------------------------------------------------------
void SelectInstrument::on_search_textChanged(const QString &searchPhrase)
{
filterInstruments(instrumentList, searchPhrase);
instrumentGenreFilter->blockSignals(true);
instrumentGenreFilter->setCurrentIndex(0);
instrumentGenreFilter->blockSignals(false);
}
//---------------------------------------------------------
// on_clearSearch_clicked
//---------------------------------------------------------
void SelectInstrument::on_clearSearch_clicked()
{
search->clear();
filterInstruments (instrumentList);
}
//---------------------------------------------------------
// on_instrumentGenreFilter_currentTextChanged
//---------------------------------------------------------
void SelectInstrument::on_instrumentGenreFilter_currentIndexChanged(int index)
{
QString id = instrumentGenreFilter->itemData(index).toString();
// Redisplay tree, only showing items from the selected genre
filterInstrumentsByGenre(instrumentList, id);
}
//---------------------------------------------------------
// filterInstrumentsByGenre
//---------------------------------------------------------
void SelectInstrument::filterInstrumentsByGenre(QTreeWidget *instrumentList, QString genre)
{
QTreeWidgetItemIterator iList(instrumentList);
while (*iList) {
(*iList)->setHidden(true);
InstrumentTemplateListItem* itli = static_cast<InstrumentTemplateListItem*>(*iList);
InstrumentTemplate *it=itli->instrumentTemplate();
if(it) {
if (genre == "all" || it->genreMember(genre)) {
(*iList)->setHidden(false);
QTreeWidgetItem *iParent = (*iList)->parent();
while(iParent) {
if(!iParent->isHidden())
break;
iParent->setHidden(false);
iParent = iParent->parent();
}
}
}
++iList;
}
}
}