engine: internals supporting the facade migration

UndoStack push_pre_executed, FolderAddChild-based true folder moves, NodeViewDeleteCommand delete-then-reconnect support, event emission points for the facade event bus, and related internal adjustments.
2026-07-26 22:43:09 +08:00
parent e9f173916f
commit f95590e924
38 changed files with 302 additions and 746 deletions
@@ -0,0 +1,72 @@
+/*
+ * Oak Video Editor - Non-Linear Video Editor
+ * Copyright (C) 2025 Olive CE Team
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef OAK_SERIALIZEDLAYOUTINFO_H
+#define OAK_SERIALIZEDLAYOUTINFO_H
+
+#include <map>
+
+#include "node/project/folder/folder.h"
+#include "node/project/sequence/sequence.h"
+
+namespace olive
+{
+
+/**
+ * @brief Per-panel layout data (key/value pairs)
+ *
+ * Identical to PanelWidget::Info in the UI layer; defined here so the
+ * engine-side layout data structure does not depend on widget headers.
+ */
+using PanelLayoutInfo = std::map<QString, QString>;
+
+/**
+ * @brief Plain data container for a serialized main window layout
+ *
+ * Pure data structure with no behavior beyond XML (de)serialization, so
+ * consumers (app, tests) can use it without pulling in any engine-side
+ * C++ symbols.
+ */
+class SerializedLayoutInfo {
+public:
+	SerializedLayoutInfo() = default;
+
+	void to_xml(QXmlStreamWriter *writer) const;
+
+	static SerializedLayoutInfo
+	from_xml(QXmlStreamReader *reader, const QHash<quintptr, Node *> &node_map);
+
+	QByteArray state;
+
+	std::vector<Folder *> open_folders;
+
+	std::vector<Sequence *> open_sequences;
+
+	std::vector<ViewerOutput *> open_viewers;
+
+	std::map<QString, PanelLayoutInfo> panel_data;
+
+private:
+	static const unsigned int k_version = 1;
+};
+
+}
+
+Q_DECLARE_METATYPE(olive::SerializedLayoutInfo)
+
+#endif // OAK_SERIALIZEDLAYOUTINFO_H