/**************************************************************************** ** ** Copyright (C) 2016 The Qt Company Ltd. ** Contact: https://www.qt.io/licensing/ ** ** This file is part of the Qt3D Editor of the Qt Toolkit. ** ** $QT_BEGIN_LICENSE:GPL-EXCEPT$ ** 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 UNDOHANDLER_H #define UNDOHANDLER_H #include "editorsceneitemmodel.h" #include #include class EditorScene; class QUndoStack; /** * UndoHandler is used to expose the QUndoStack to the QML UI. */ class UndoHandler : public QObject { Q_OBJECT Q_PROPERTY(bool canRedo READ canRedo NOTIFY canRedoChanged) Q_PROPERTY(bool canUndo READ canUndo NOTIFY canUndoChanged) // Text for the undo and redo actions Q_PROPERTY(QString redoText READ redoText NOTIFY redoTextChanged) Q_PROPERTY(QString undoText READ undoText NOTIFY undoTextChanged) public: enum MergeableCommandIds { PropertyChangeCommandId, RenameEntityCommandId }; explicit UndoHandler(EditorScene *scene, QObject *parent = 0); // The accessor methods for our properties bool canRedo() const; bool canUndo() const; QString redoText() const; QString undoText() const; void clear(); Q_INVOKABLE bool isClean() const; Q_INVOKABLE void beginMacro(const QString ¯oName = QString()); Q_INVOKABLE void endMacro(); // TODO: Add undo support for add/remove components, if that is generally supported. Q_INVOKABLE void createInsertEntityCommand(int type, const QString &parentName, const QVector3D &pos); Q_INVOKABLE void createRemoveEntityCommand(const QString &entityName); Q_INVOKABLE void createChangePropertyCommand(const QString &entityName, int componentType, const QString &propertyName, const QVariant &newValue, const QVariant &oldValue, bool pushToStack, const QString &text = QString()); Q_INVOKABLE void createChangePropertyCommand(const QString &entityName, int componentType, const QString &propertyName, const QVariant &newValue, const QVariant &oldValue, const QString &propertyName2, const QVariant &newValue2, const QVariant &oldValue2, bool pushToStack, const QString &text = QString()); Q_INVOKABLE void createChangeModelRoleCommand(const QString &entityName, int componentType, int roleIndex, const QVariant &newValue, const QVariant &oldValue, const QString &text = QString()); Q_INVOKABLE void createRenameEntityCommand(const QString &oldName, const QString &newName); void createReplaceComponentCommand(const QString &entityName, int componentType, Qt3DCore::QComponent *newComponent, Qt3DCore::QComponent *oldComponent); Q_INVOKABLE void createDuplicateEntityCommand(const QString &entityName); Q_INVOKABLE void createPasteEntityCommand(const QVector3D &pos, const QString &parentName); Q_INVOKABLE void createCopyCameraPropertiesCommand(const QString &targetCamera, const QString &sourceCamera = QString(), const QString &text = QString()); Q_INVOKABLE void createChangeGenericPropertyCommand(QObject *obj, const QString &propertyName, const QVariant &newValue, const QVariant &oldValue, const QString &text = QString()); Q_INVOKABLE void createReparentEntityCommand(const QString &newParentName, const QString &entityName); Q_INVOKABLE void createImportEntityCommand(const QUrl &url); Q_INVOKABLE void createResetEntityCommand(const QString &entityName); Q_INVOKABLE void createResetTransformCommand(const QString &entityName); signals: void canRedoChanged(); void canUndoChanged(); void redoTextChanged(); void undoTextChanged(); public slots: void redo(); void undo(); void setClean(); private: int nonOpCount(bool checkUndos) const; QUndoStack *m_undoStack; EditorScene *m_scene; }; #endif // UNDOHANDLER_H