| 1 | // Copyright (C) 2025 The Qt Company Ltd. |
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| 2 | // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only |
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| 3 | |
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| 4 | #ifndef QQMLTREEMODEL_P_H |
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| 5 | #define QQMLTREEMODEL_P_H |
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| 6 | |
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| 7 | // |
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| 8 | // W A R N I N G |
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| 9 | // ------------- |
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| 10 | // |
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| 11 | // This file is not part of the Qt API. It exists purely as an |
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| 12 | // implementation detail. This header file may change from version to |
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| 13 | // version without notice, or even be removed. |
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| 14 | // |
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| 15 | // We mean it. |
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| 16 | // |
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| 17 | |
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| 18 | #include "qqmlabstractcolumnmodel_p.h" |
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| 19 | |
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| 20 | #include <QtCore/qabstractitemmodel.h> |
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| 21 | #include <QtCore/qvariant.h> |
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| 22 | |
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| 23 | #include <memory> |
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| 24 | #include <vector> |
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| 25 | |
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| 26 | QT_REQUIRE_CONFIG(qml_tree_model); |
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| 27 | |
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| 28 | class tst_QQmlTreeModel; |
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| 29 | |
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| 30 | QT_BEGIN_NAMESPACE |
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| 31 | |
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| 32 | class QQmlTreeRow; |
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| 33 | |
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| 34 | class Q_LABSQMLMODELS_EXPORT QQmlTreeModel : public QQmlAbstractColumnModel |
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| 35 | { |
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| 36 | Q_OBJECT |
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| 37 | Q_PROPERTY(QVariant rows READ rows WRITE setRows NOTIFY rowsChanged FINAL) |
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| 38 | QML_NAMED_ELEMENT(TreeModel) |
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| 39 | QML_ADDED_IN_VERSION(6, 10) |
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| 40 | |
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| 41 | public: |
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| 42 | Q_DISABLE_COPY_MOVE(QQmlTreeModel) |
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| 43 | |
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| 44 | explicit QQmlTreeModel(QObject *parent = nullptr); |
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| 45 | ~QQmlTreeModel() override; |
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| 46 | |
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| 47 | QVariant rows() const; |
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| 48 | void setRows(const QVariant &rows); |
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| 49 | |
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| 50 | Q_INVOKABLE void appendRow(QModelIndex parent, const QVariant &row); |
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| 51 | Q_INVOKABLE void appendRow(const QVariant &row); |
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| 52 | Q_INVOKABLE void clear(); |
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| 53 | Q_INVOKABLE QVariant getRow(const QModelIndex &index) const; |
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| 54 | Q_INVOKABLE void removeRow(QModelIndex index); |
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| 55 | Q_INVOKABLE void setRow(QModelIndex index, const QVariant &rowData); |
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| 56 | |
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| 57 | Q_INVOKABLE QModelIndex index(const std::vector<int> &rowIndex, int column); |
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| 58 | |
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| 59 | //AbstractItemModel interface |
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| 60 | QModelIndex index(int row, int column, const QModelIndex &parent = {}) const override; |
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| 61 | int rowCount(const QModelIndex &parent = {}) const override; |
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| 62 | int columnCount(const QModelIndex &parent = {}) const override; |
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| 63 | QModelIndex parent(const QModelIndex &index) const override; |
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| 64 | |
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| 65 | protected: |
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| 66 | QVariant firstRow() const override; |
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| 67 | void setInitialRows() override; |
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| 68 | |
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| 69 | private: |
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| 70 | QQmlTreeRow *getPointerToTreeRow(QModelIndex &index, const std::vector<int> &rowIndex) const; |
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| 71 | |
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| 72 | int treeSize() const; |
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| 73 | friend class ::tst_QQmlTreeModel; |
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| 74 | |
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| 75 | void setRowsPrivate(const QVariantList &rowsAsVariantList); |
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| 76 | QVariant dataPrivate(const QModelIndex &index, const QString &roleName) const override; |
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| 77 | void setDataPrivate(const QModelIndex &index, const QString &roleName, QVariant value) override; |
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| 78 | |
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| 79 | bool validateNewRow(QLatin1StringView functionName, const QVariant &row, |
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| 80 | NewRowOperationFlag = OtherOperation) const override; |
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| 81 | |
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| 82 | std::vector<std::unique_ptr<QQmlTreeRow>> mRows; |
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| 83 | |
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| 84 | QVariantList mInitialRows; |
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| 85 | }; |
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| 86 | |
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| 87 | QT_END_NAMESPACE |
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| 88 | |
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| 89 | #endif // QQMLTREEMODEL_P_H |
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| 90 | |
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| 91 | |
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