73 lines
2.0 KiB
C++
73 lines
2.0 KiB
C++
/***
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Olive - Non-Linear Video Editor
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Copyright (C) 2021 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 XMLREADLOOP_H
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#define XMLREADLOOP_H
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#include <QXmlStreamReader>
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#include "node/param.h"
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#include "undo/undocommand.h"
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namespace olive {
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class Block;
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class Node;
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class NodeInput;
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#define XMLAttributeLoop(reader, item) \
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foreach (const QXmlStreamAttribute& item, reader->attributes())
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struct XMLNodeData {
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struct SerializedConnection {
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NodeInput input;
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quintptr output_node;
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};
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struct BlockLink {
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Node* block;
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quintptr link;
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};
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QHash<quintptr, Node*> node_ptrs;
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QList<SerializedConnection> desired_connections;
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QList<BlockLink> block_links;
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};
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void XMLConnectNodes(const XMLNodeData& xml_node_data, MultiUndoCommand *command = nullptr);
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/**
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* @brief Workaround for QXmlStreamReader::readNextStartElement not detecting the end of a document
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*
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* Since Qt's default function doesn't exit at the end of the document, it ends up consistently
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* throwing a "premature end of document" error. We have our own function here that does essentially
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* the same thing but fixes that issue.
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*
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* See also: https://stackoverflow.com/questions/46346450/qt-qxmlstreamreader-always-returns-premature-end-of-document-error
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*/
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bool XMLReadNextStartElement(QXmlStreamReader* reader);
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void XMLLinkBlocks(const XMLNodeData& xml_node_data);
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}
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#endif // XMLREADLOOP_H
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