mirror of
https://github.com/HifiExperiments/overte.git
synced 2025-04-06 09:33:17 +02:00
79 lines
2.9 KiB
C++
79 lines
2.9 KiB
C++
//
|
|
// TreeModel
|
|
//
|
|
// Created by Anthony Thibault on 6/5/2019
|
|
// Copyright 2019 High Fidelity, Inc.
|
|
//
|
|
// Distributed under the Apache License, Version 2.0.
|
|
// See the accompanying file LICENSE or http://www.apache.org/licenses/LICENSE-2.0.html
|
|
//
|
|
|
|
#ifndef hifi_TreeModel_h
|
|
#define hifi_TreeModel_h
|
|
|
|
#include <QAbstractItemModel>
|
|
#include <QJsonObject>
|
|
#include <QModelIndex>
|
|
#include <QObject>
|
|
#include <QString>
|
|
#include <QVariant>
|
|
|
|
class TreeItem;
|
|
|
|
class TreeModel : public QAbstractItemModel {
|
|
Q_OBJECT
|
|
|
|
public:
|
|
enum TreeModelRoles
|
|
{
|
|
TreeModelRoleName = Qt::UserRole + 1,
|
|
TreeModelRoleType,
|
|
TreeModelRoleData
|
|
};
|
|
|
|
explicit TreeModel(QObject* parent = nullptr);
|
|
~TreeModel() override;
|
|
|
|
// QAbstractItemModel interface
|
|
QHash<int, QByteArray> roleNames() const override;
|
|
Qt::ItemFlags flags(const QModelIndex& index) const override;
|
|
|
|
// read methods
|
|
QVariant data(const QModelIndex& index, int role) const override;
|
|
QVariant headerData(int section, Qt::Orientation orientation, int role = TreeModelRoleName) const override;
|
|
QModelIndex index(int row, int column, const QModelIndex& parent = QModelIndex()) const override;
|
|
QModelIndex parent(const QModelIndex& index) const override;
|
|
int rowCount(const QModelIndex& parent = QModelIndex()) const override;
|
|
int columnCount(const QModelIndex& parent = QModelIndex()) const override;
|
|
|
|
// write methods
|
|
bool setData(const QModelIndex& index, const QVariant& value, int role = TreeModelRoleName) override;
|
|
bool setHeaderData(int section, Qt::Orientation orientation, const QVariant& value, int role = TreeModelRoleName) override;
|
|
bool insertColumns(int position, int columns, const QModelIndex& parent = QModelIndex()) override;
|
|
bool removeColumns(int position, int columns, const QModelIndex& parent = QModelIndex()) override;
|
|
bool insertRows(int position, int rows, const QModelIndex& parent = QModelIndex()) override;
|
|
bool removeRows(int position, int rows, const QModelIndex& parent = QModelIndex()) override;
|
|
|
|
// invokable from qml
|
|
Q_INVOKABLE void loadFromFile(const QString& filename);
|
|
Q_INVOKABLE void saveToFile(const QString& filename);
|
|
Q_INVOKABLE void newNode(const QModelIndex& parent);
|
|
Q_INVOKABLE void deleteNode(const QModelIndex& index);
|
|
Q_INVOKABLE void insertNodeAbove(const QModelIndex& index);
|
|
Q_INVOKABLE QVariantList getChildrenModelIndices(const QModelIndex& index);
|
|
Q_INVOKABLE void copyNode(const QModelIndex& index);
|
|
Q_INVOKABLE void copyNodeAndChildren(const QModelIndex& index);
|
|
Q_INVOKABLE void pasteOver(const QModelIndex& index);
|
|
Q_INVOKABLE void pasteAsChild(const QModelIndex& index);
|
|
|
|
private:
|
|
TreeItem* loadNode(const QJsonObject& jsonObj);
|
|
TreeItem* getItem(const QModelIndex& index) const;
|
|
QJsonObject jsonFromItem(TreeItem* treeItem);
|
|
|
|
TreeItem* _rootItem;
|
|
QHash<int, QByteArray> _roleNameMapping;
|
|
TreeItem* _clipboard;
|
|
};
|
|
|
|
#endif
|