138 lines
2.8 KiB
C++
138 lines
2.8 KiB
C++
/***
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Olive - Non-Linear Video Editor
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Copyright (C) 2020 Olive Team
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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***/
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#ifndef ITEM_H
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#define ITEM_H
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#include <memory>
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#include <QIcon>
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#include <QList>
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#include <QMutex>
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#include <QString>
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#include <QXmlStreamWriter>
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#include "common/threadedobject.h"
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#include "common/xmlutils.h"
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#include "node/param.h"
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#include "project/item/footage/stream.h"
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namespace olive {
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class Project;
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/**
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* @brief A base-class representing any element in a Project
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*
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* Project objects implement a parent-child hierarchy of Items that can be used throughout the Project. The Item class
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* itself is abstract and will need to be subclassed to be used in a Project.
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*/
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class Item : public QObject
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{
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Q_OBJECT
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public:
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enum Type {
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kFolder,
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kFootage,
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kSequence
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};
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/**
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* @brief Item constructor
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*/
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Item();
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/**
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* @brief Required virtual Item destructor
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*/
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virtual ~Item();
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virtual void Load(QXmlStreamReader* reader, XMLNodeData &xml_node_data, uint version, const QAtomicInt *cancelled) = 0;
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virtual void Save(QXmlStreamWriter* writer) const = 0;
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virtual Type type() const = 0;
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int item_child_count() const
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{
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return item_children_.size();
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}
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Item* item_child(int i) const
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{
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return item_children_.at(i);
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}
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const QVector<Item*>& children() const
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{
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return item_children_;
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}
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const QString& name() const;
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void set_name(const QString& n);
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const QString& tooltip() const;
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void set_tooltip(const QString& t);
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virtual QIcon icon() = 0;
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virtual QString duration();
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virtual QString rate();
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Item *item_parent() const
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{
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return item_parent_;
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}
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const Item* root() const;
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Project* project() const;
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void set_project(Project* project);
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QVector<Item*> get_children_of_type(Type type, bool recursive) const;
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virtual bool CanHaveChildren() const;
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bool ChildExistsWithName(const QString& name);
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protected:
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virtual void NameChangedEvent(const QString& name);
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virtual void childEvent(QChildEvent *event) override;
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private:
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static bool ChildExistsWithNameInternal(const QString& name, Item* folder);
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QVector<Item*> item_children_;
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Item* item_parent_;
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Project* project_;
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QString name_;
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QString tooltip_;
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};
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}
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#endif // ITEM_H
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