CCheckableComboBox.h

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// SPDX-License-Identifier: LGPL-2.1-or-later OR GPL-2.0-or-later OR GPL-3.0-or-later OR LicenseRef-ACF-Commercial
#pragma once
 
 
// Qt includes
#include <QtCore/QtGlobal>
#if QT_VERSION >= 0x050000
#include <QtWidgets/QComboBox>
#include <QtWidgets/QItemDelegate>
#else
#include <QtGui/QComboBox>
#include <QtGui/QItemDelegate>
#endif
 
 
// ACF includes
#include <istd/TDelPtr.h>
#include <iwidgets/iwidgets.h>
 
 
namespace iwidgets
{
 
 
class CCheckableComboBox: public QComboBox
{
       Q_OBJECT
 
public:
       typedef QComboBox BaseClass;
 
       explicit CCheckableComboBox(QWidget* parentPtr = NULL);
 
       void SetItemsChecked(const QStringList& items, bool isChecked = true);
 
protected:
       virtual void UpdateDisplayText();
 
       // reimplemented (QWidget)
       virtual void paintEvent(QPaintEvent* eventPtr) override;
 
       // reimplemented (QObject)
       virtual bool eventFilter(QObject* object, QEvent* eventPtr) override;
 
Q_SIGNALS:
       void EmitActivatedItems(const QStringList& items);
 
private:
       class CCheckBoxDelegate: public QItemDelegate
       {
       public:
              typedef QItemDelegate BaseClass;
 
              explicit CCheckBoxDelegate(CCheckableComboBox& parent);
 
       protected:
              // reimplemented (QItemDelegate)
              virtual void paint(QPainter* painter, const QStyleOptionViewItem& option, const QModelIndex& index) const override;
              virtual QWidget *createEditor(QWidget* parent, const QStyleOptionViewItem& option, const QModelIndex& index) const override;
              virtual void setEditorData(QWidget* editor, const QModelIndex &index) const override;
              virtual void setModelData(QWidget* editor, QAbstractItemModel* model, const QModelIndex& index) const override;
 
       private:
              CCheckableComboBox& m_parent;
       };
 
       QString m_displayText;
};
 
 
} // namespace iwidgets