qpropertyeditor_delegate_p.h

来自「奇趣公司比较新的qt/emd版本」· C头文件 代码 · 共 116 行

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#ifndef QPROPERTYEDITOR_DELEGATE_P_H
#define QPROPERTYEDITOR_DELEGATE_P_H

//
//  W A R N I N G
//  -------------
//
// This file is not part of the Qt API.  It exists purely as an
// implementation detail.  This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
//

#include <QtGui/QItemDelegate>

namespace qdesigner_internal {

class IProperty;
class QPropertyEditorModel;

class QPropertyEditorDelegate : public QItemDelegate
{
    Q_OBJECT
public:
    QPropertyEditorDelegate(QObject *parent = 0);
    virtual ~QPropertyEditorDelegate();

    virtual bool eventFilter(QObject *object, QEvent *event);

    bool isReadOnly() const;
    void setReadOnly(bool readOnly);

//
// QItemDelegate Interface
//
    virtual void paint(QPainter *painter, const QStyleOptionViewItem &option,
                       const QModelIndex &index) const;

    virtual QSize sizeHint(const QStyleOptionViewItem &option,
                           const QModelIndex &index) const;

    virtual QWidget *createEditor(QWidget *parent,
                                  const QStyleOptionViewItem &option,
                                  const QModelIndex &index) const;

    virtual void setEditorData(QWidget *editor,
                               const QModelIndex &index) const;

    virtual void setModelData(QWidget *editor,
                              QAbstractItemModel *model,
                              const QModelIndex &index) const;

    virtual void updateEditorGeometry(QWidget *editor,
                                      const QStyleOptionViewItem &option,
                                      const QModelIndex &index) const;

signals:
    void resetProperty(const QString &propertyName);
    void editorOpened();
    void editorClosed();
public slots:
    void sync();
    void resetProperty(const IProperty *property, QPropertyEditorModel *model);
    void slotDestroyed(QObject *object);

protected:
    virtual void drawDecoration(QPainter *painter, const QStyleOptionViewItem &option,
                                const QRect &rect, const QPixmap &pixmap) const;

private:
    bool m_readOnly;
    bool m_syncing;
    mutable QObject *m_lastEdited;
};

}  // namespace qdesigner_internal

#endif // QPROPERTYEDITOR_DELEGATE_P_H