112 lines
1.9 KiB
C++
112 lines
1.9 KiB
C++
/*
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* Olive Community Edition - Non-Linear Video Editor
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* Copyright (C) 2025 Olive CE Team
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*
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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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*
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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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*
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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 UNDOCOMMAND_H
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#define UNDOCOMMAND_H
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#include <list>
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#include <QString>
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#include <vector>
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#include "common/define.h"
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namespace olive
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{
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class Project;
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class UndoCommand {
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public:
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UndoCommand();
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virtual ~UndoCommand()
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{
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}
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DISABLE_COPY_MOVE(UndoCommand)
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bool has_prepared() const
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{
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return prepared_;
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}
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void set_prepared(bool e)
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{
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prepared_ = true;
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}
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void redo_now();
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void undo_now();
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void redo_and_set_modified();
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void undo_and_set_modified();
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virtual Project *GetRelevantProject() const = 0;
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protected:
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virtual void prepare()
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{
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}
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virtual void redo() = 0;
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virtual void undo() = 0;
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private:
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bool modified_;
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Project *project_;
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bool prepared_;
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bool done_;
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};
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class MultiUndoCommand : public UndoCommand {
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public:
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MultiUndoCommand() = default;
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virtual Project *GetRelevantProject() const override
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{
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return nullptr;
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}
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void add_child(UndoCommand *command)
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{
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children_.push_back(command);
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}
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int child_count() const
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{
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return children_.size();
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}
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UndoCommand *child(int i) const
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{
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return children_[i];
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}
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protected:
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virtual void redo() override;
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virtual void undo() override;
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private:
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std::vector<UndoCommand *> children_;
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};
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}
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#endif // UNDOCOMMAND_H
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