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 /*
     SPDX-FileCopyrightText: 2012 Frederik Gladhorn <gladhorn@kde.org>
 
     SPDX-License-Identifier: LGPL-2.1-only OR LGPL-3.0-only OR LicenseRef-KDE-Accepted-LGPL
 */
 
 #ifndef ACCESSIBLETREE_H
 #define ACCESSIBLETREE_H
 
 #include <QAbstractItemModel>
 
 #include <qaccessibilityclient/registry.h>
 
 class AccessibleTree;
 
 class AccessibleWrapper
 {
 public:
     AccessibleWrapper(const QAccessibleClient::AccessibleObject &object, AccessibleWrapper *parent)
     : acc(object), m_parent(parent)
     {}
 
     QAccessibleClient::AccessibleObject acc;
 
     ~AccessibleWrapper() {
         qDeleteAll(m_children);
     }
 
     int childCount();
     AccessibleWrapper *child(int index);
     AccessibleWrapper *parent();
 
 private:
     friend class AccessibleTree;
 
     AccessibleWrapper *m_parent;
     QList<AccessibleWrapper*> m_children;
 };
 
 class AccessibleTree :public QAbstractItemModel
 {
     Q_OBJECT
 public:
     explicit AccessibleTree(QObject* parent = nullptr);
     ~AccessibleTree() override;
 
     void setRegistry(QAccessibleClient::Registry *registry);
 
     QModelIndex indexForAccessible(const QAccessibleClient::AccessibleObject &object);
     bool addAccessible(const QAccessibleClient::AccessibleObject &object);
     bool removeAccessible(const QAccessibleClient::AccessibleObject &object);
     bool removeAccessible(const QModelIndex &index);
     void updateAccessible(const QAccessibleClient::AccessibleObject &object);
 
     QList<AccessibleWrapper*> apps() const { return m_apps; }
 
     int columnCount(const QModelIndex& parent = QModelIndex()) const override;
     QVariant data(const QModelIndex& index, int role = Qt::DisplayRole) const override;
     QModelIndex index(int row, int column, const QModelIndex& parent = QModelIndex()) const override;
     QModelIndex parent(const QModelIndex& child) const override;
     int rowCount(const QModelIndex& parent = QModelIndex()) const override;
     QVariant headerData(int section, Qt::Orientation orientation, int role = Qt::DisplayRole) const override;
 
 public Q_SLOTS:
     void resetModel();
     /*!
         \brief Updates all applications in the tree.
 
         Removes and adds top level applications. This is less invasive then modelReset.
     */
     void updateTopLevelApps();
 
 Q_SIGNALS:
     void navigationError(const QModelIndex &) const;
 
 private:
     QAccessibleClient::Registry *m_registry;
     QList<AccessibleWrapper*> m_apps;
 };
 
 #endif // ACCESSIBLETREE_H