nodeview: implemented copying/pasting nodes

Re-uses XML-based project saving/loading functions to store nodes, their parameters, and their connections in a text-based format in the clipboard.
2020-03-15 20:01:58 +11:00
parent 50061e4e55
commit 34f60e639a
24 changed files with 306 additions and 71 deletions
@@ -0,0 +1,19 @@
+#ifndef XMLREADLOOP_H
+#define XMLREADLOOP_H
+
+#include <QXmlStreamReader>
+
+#include "node/node.h"
+
+#define XMLReadLoop(reader, section) \
+  while (!reader->atEnd() && !(reader->name() == section && reader->isEndElement()) && reader->readNext())
+
+#define XMLAttributeLoop(reader, item) \
+  QXmlStreamAttributes __attributes = reader->attributes(); \
+  foreach (const QXmlStreamAttribute& item, __attributes)
+
+Node *XMLLoadNode(QXmlStreamReader* reader);
+
+void XMLConnectNodes(const QHash<quintptr, NodeOutput *> &output_ptrs, const QList<NodeParam::SerializedConnection> &desired_connections);
+
+#endif // XMLREADLOOP_H