1 files changed, 147 insertions, 0 deletions
diff --git a/src/Authoring/Qt3DStudio/Palettes/Inspector/ObjectListModel.h b/src/Authoring/Qt3DStudio/Palettes/Inspector/ObjectListModel.h
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+/****************************************************************************
+**
+** Copyright (C) 2017 The Qt Company Ltd.
+** Contact: https://www.qt.io/licensing/
+**
+** This file is part of Qt 3D Studio.
+**
+** $QT_BEGIN_LICENSE:GPL-EXCEPT$
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and The Qt Company. For licensing terms
+** and conditions see https://www.qt.io/terms-conditions. For further
+** information use the contact form at https://www.qt.io/contact-us.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3 as published by the Free Software
+** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
+** included in the packaging of this file. Please review the following
+** information to ensure the GNU General Public License requirements will
+** be met: https://www.gnu.org/licenses/gpl-3.0.html.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef OBJECTLISTMODEL_H
+#define OBJECTLISTMODEL_H
+
+#include <QAbstractItemModel>
+#include <QAbstractListModel>
+
+#include "Qt3DSDMHandles.h"
+#include "StudioObjectTypes.h"
+
+class IObjectReferenceHelper;
+class CCore;
+
+class ObjectListModel : public QAbstractItemModel
+{
+    Q_OBJECT
+public:
+    ObjectListModel(CCore *core, const qt3dsdm::Qt3DSDMInstanceHandle &baseHandle,
+                    QObject *parent = nullptr,
+                    bool isAliasSelectList = false);
+
+    int rowCount(const QModelIndex &parent = QModelIndex()) const override;
+    int columnCount(const QModelIndex &parent = QModelIndex()) const override;
+    QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const override;
+    QVariant data(const QModelIndex &index,
+                  const QModelIndex &startingIndex = {},
+                  int role = Qt::DisplayRole) const;
+    QModelIndex index(int row, int column, const QModelIndex &parent = QModelIndex()) const override;
+    QModelIndex parent(const QModelIndex &index) const override;
+
+    enum Roles {
+        NameRole = Qt::DisplayRole,
+        AbsolutePathRole = Qt::UserRole + 1,
+        PathReferenceRole,
+        IconRole,
+        TextColorRole,
+        HandleRole,
+        LastRole = HandleRole
+    };
+
+    QHash<int, QByteArray> roleNames() const override;
+
+    qt3dsdm::Qt3DSDMInstanceHandle baseHandle() const {return m_baseHandle;}
+
+    QModelIndex indexForHandle(const qt3dsdm::Qt3DSDMInstanceHandle &handle,
+                               const QModelIndex &startIndex = {}) const;
+
+    bool selectable(const qt3dsdm::Qt3DSDMInstanceHandle &handle) const;
+
+    void excludeObjectTypes(const QVector<EStudioObjectType> &types);
+
+Q_SIGNALS:
+    void roleUpdated(int role);
+    void rolesUpdated(const QVector<int> &roles = QVector<int> ());
+
+protected:
+    qt3dsdm::Qt3DSDMInstanceHandle handleForIndex(const QModelIndex &index) const;
+
+    virtual qt3dsdm::TInstanceHandleList childrenList(const qt3dsdm::Qt3DSDMSlideHandle &slideHandle,
+                                                      const qt3dsdm::Qt3DSDMInstanceHandle &handle) const;
+
+    QString nameForHandle(const qt3dsdm::Qt3DSDMInstanceHandle &handle) const;
+
+    CCore *m_core;
+    qt3dsdm::Qt3DSDMSlideHandle m_slideHandle;
+    qt3dsdm::Qt3DSDMInstanceHandle m_baseHandle;
+    IObjectReferenceHelper *m_objRefHelper;
+    QVector<EStudioObjectType> m_excludeTypes;
+    bool m_AliasSelectList;
+};
+
+class FlatObjectListModel : public QAbstractListModel
+{
+    Q_OBJECT
+
+public:
+    // TODO Make FlatObjectList take a shared pointer
+    FlatObjectListModel(ObjectListModel *sourceModel, QObject *parent = nullptr);
+
+    enum Roles {
+        DepthRole = ObjectListModel::LastRole + 1,
+        ExpandedRole,
+        ParentExpandedRole,
+        HasChildrenRole
+    };
+
+    QHash<int, QByteArray> roleNames() const override;
+    QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const override;
+    QVariant data(const QModelIndex &index,
+                  const QModelIndex &startingIndex = {},
+                  int role = Qt::DisplayRole) const;
+    bool setData(const QModelIndex &index, const QVariant &data, int role = Qt::EditRole) override;
+    int rowCount(const QModelIndex &parent = QModelIndex()) const override;
+    bool removeRows(int row, int count, const QModelIndex &parent = QModelIndex()) override;
+
+    void setSourceModel(ObjectListModel *sourceModel);
+    ObjectListModel *sourceModel() const { return m_sourceModel; }
+    bool expandTo(const QModelIndex &rootIndex, const QModelIndex &searchIndex);
+    int rowForSourceIndex(const QModelIndex &sourceIndex) const;
+    QModelIndex sourceIndexForHandle(const qt3dsdm::Qt3DSDMInstanceHandle &handle);
+
+private:
+    int rowForSourceIndex(const QModelIndex &parentIndex, int row) const;
+    QModelIndex mapToSource(const QModelIndex &proxyIndex) const;
+    QModelIndex mapFromSource(const QModelIndex &sourceIndex) const;
+
+    struct SourceInfo {
+        bool expanded = false;
+        int depth = 0;
+        QPersistentModelIndex index;
+    };
+
+    QVector<SourceInfo> collectSourceIndexes(const QModelIndex &sourceIndex, int depth) const;
+
+    QVector<SourceInfo> m_sourceInfo;
+    ObjectListModel *m_sourceModel = nullptr;
+};
+
+
+#endif // OBJECTLISTMODEL_H