customdelegates.h

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#pragma once
 
#include <QStyledItemDelegate>
#include <QComboBox>
 
 
class AudioPlayerWidget;
class QModelIndex;
 
class AudioPlayerDelegate : public QStyledItemDelegate {
    Q_OBJECT
 
public:
    AudioPlayerDelegate(const QString& baseDir, QObject* parent = nullptr);
    ~AudioPlayerDelegate() override;
 
    QWidget* createEditor(QWidget* parent, const QStyleOptionViewItem& option, const QModelIndex& index) const override;
    void setEditorData(QWidget* editor, const QModelIndex& index) const override;
    void setModelData(QWidget* editor, QAbstractItemModel* model, const QModelIndex& index) const override;
    void updateEditorGeometry(QWidget* editor, const QStyleOptionViewItem& option, const QModelIndex& index) const override;
    void paint(QPainter* painter, const QStyleOptionViewItem& option, const QModelIndex& index) const override;
 
    void stopAllPlayers() const;
    void cleanupUnusedEditors() const;
    void setBaseDir(QString pBaseDir);
 
private:
    QString m_baseDir;
    mutable QMap<QModelIndex, AudioPlayerWidget*> m_activeEditors;
    mutable QModelIndex m_lastPlayingIndex;
};
 
class ComboBoxDelegate : public QStyledItemDelegate {
    Q_OBJECT
public:
    ComboBoxDelegate(int min, int max, const QColor& color, QObject* parent = nullptr);
    QWidget* createEditor(QWidget* parent, const QStyleOptionViewItem& option, const QModelIndex& index) const override;
    void setEditorData(QWidget* editor, const QModelIndex& index) const override;
    void setModelData(QWidget* editor, QAbstractItemModel* model, const QModelIndex& index) const override;
    void paint(QPainter* painter, const QStyleOptionViewItem& option, const QModelIndex& index) const override;
 
private:
    int m_min, m_max;
    QColor m_color;
};