Files
lmms/include/EffectSelectDialog.h
2025-11-11 12:57:14 -05:00

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C++

/*
* EffectSelectDialog.h - dialog to choose effect plugin
*
* Copyright (c) 2006-2009 Tobias Doerffel <tobydox/at/users.sourceforge.net>
* Copyright (c) 2023 Lost Robot <r94231/at/gmail.com>
*
* This file is part of LMMS - https://lmms.io
*
* 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.
*
* 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 (see COPYING); if not, write to the
* Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301 USA.
*
*/
#ifndef LMMS_GUI_EFFECT_SELECT_DIALOG_H
#define LMMS_GUI_EFFECT_SELECT_DIALOG_H
#include "Effect.h"
#include <QDialog>
#include <QRegularExpression>
#include <QSortFilterProxyModel>
#include <QStandardItemModel>
class QScrollArea;
class QTableView;
class QLineEdit;
namespace lmms::gui
{
class DualColumnFilterProxyModel : public QSortFilterProxyModel
{
Q_OBJECT
public:
DualColumnFilterProxyModel(QObject* parent = nullptr) : QSortFilterProxyModel(parent)
{
}
void setEffectTypeFilter(const QString& filter)
{
m_effectTypeFilter = filter;
invalidateFilter();
}
protected:
bool filterAcceptsRow(int source_row, const QModelIndex& source_parent) const override
{
QModelIndex nameIndex = sourceModel()->index(source_row, 0, source_parent);
QModelIndex typeIndex = sourceModel()->index(source_row, 1, source_parent);
QString name = sourceModel()->data(nameIndex, Qt::DisplayRole).toString();
QString type = sourceModel()->data(typeIndex, Qt::DisplayRole).toString();
QRegularExpression nameRegularExpression(filterRegularExpression());
nameRegularExpression.setPatternOptions(QRegularExpression::CaseInsensitiveOption);
bool nameFilterPassed = nameRegularExpression.match(name).capturedStart() != -1;
bool typeFilterPassed = type.contains(m_effectTypeFilter, Qt::CaseInsensitive);
return nameFilterPassed && typeFilterPassed;
}
private:
QString m_effectTypeFilter;
};
class EffectSelectDialog : public QDialog
{
Q_OBJECT
public:
EffectSelectDialog(QWidget* parent);
Effect* instantiateSelectedPlugin(EffectChain* parent);
protected slots:
void acceptSelection();
void rowChanged(const QModelIndex&, const QModelIndex&);
void updateSelection();
bool eventFilter(QObject* obj, QEvent* event) override;
private:
EffectKeyList m_effectKeys;
EffectKey m_currentSelection;
QStandardItemModel m_sourceModel;
DualColumnFilterProxyModel m_model;
QWidget* m_descriptionWidget;
QTableView* m_pluginList;
QScrollArea* m_scrollArea;
QLineEdit* m_filterEdit;
};
} // namespace lmms::gui
#endif