Mike-Solar
a030f2da20
- issue 5 (#53): ExportDialog playhead via PlaybackController - issue 6 (#54): timebasedwidget/timelinewidget playhead via PlaybackController - issue 7 (#55): historywidget via app-internal Core::undo_index_changed - issue 8 (#33): PROJECT_MODIFIED_CHANGED re-broadcast as Core::project_modified_changed
77 lines
2.2 KiB
C++
77 lines
2.2 KiB
C++
/***
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Olive - Non-Linear Video Editor
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Copyright (C) 2023 Olive Studios LLC
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Modifications Copyright (C) 2025 mikesolar
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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 OAK_HISTORYWIDGET_H
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#define OAK_HISTORYWIDGET_H
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#include <QAbstractItemModel>
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#include <QTreeView>
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#include <cstdint>
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namespace olive
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{
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/**
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* @brief App-side undo history model over the engine C ABI.
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*
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* Replaces the direct use of the engine's UndoStack as a Qt item model.
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* Semantics mirror engine/undo/undostack.cpp: two columns (Number, Action),
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* rows are all commands on the stack (done first, then undone), undone rows
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* are shown gray. Refreshes itself on Core::undo_index_changed.
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*/
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class HistoryModel : public QAbstractItemModel {
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Q_OBJECT
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public:
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explicit HistoryModel(QObject *parent = nullptr);
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QModelIndex index(int row, int column,
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const QModelIndex &parent = QModelIndex()) const override;
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QModelIndex parent(const QModelIndex &index) const override;
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int rowCount(const QModelIndex &parent = QModelIndex()) const override;
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int columnCount(const QModelIndex &parent = QModelIndex()) const override;
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QVariant data(const QModelIndex &index,
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int role = Qt::DisplayRole) const override;
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QVariant headerData(int section, Qt::Orientation orientation,
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int role = Qt::DisplayRole) const override;
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};
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class HistoryWidget : public QTreeView {
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Q_OBJECT
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public:
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HistoryWidget(QWidget *parent = nullptr);
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private:
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HistoryModel *model_;
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size_t current_row_;
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private slots:
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void index_changed(int i);
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void current_row_changed(const QModelIndex ¤t,
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const QModelIndex &previous);
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};
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}
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#endif // OAK_HISTORYWIDGET_H
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