?? trackdelegate.h
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#ifndef TRACKDELEGATE_H#define TRACKDELEGATE_H#include <QItemDelegate>class TrackDelegate : public QItemDelegate{ Q_OBJECTpublic: TrackDelegate(int durationColumn, QObject *parent = 0); void paint(QPainter *painter, const QStyleOptionViewItem &option, const QModelIndex &index) const; QWidget *createEditor(QWidget *parent, const QStyleOptionViewItem &option, const QModelIndex &index) const; void setEditorData(QWidget *editor, const QModelIndex &index) const; void setModelData(QWidget *editor, QAbstractItemModel *model, const QModelIndex &index) const;private slots: void commitAndCloseEditor();private: int durationColumn;};#endif?? 快捷鍵說明
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