ui: node type keywords to filter autocompletions or activate all nodes (issue #78)

* Fix history stack activating wrong symbol when aggregation was clicked

src/lib/data/graph/Node.cpp

@@ -73,6 +73,20 @@ std::string Node::getReadableTypeString(NodeType type)
 	return "";
 }
 
+Node::NodeType Node::getTypeForReadableTypeString(const std::string str)
+{
+	for (Node::NodeTypeMask mask = 1; mask <= NODE_MAX_VALUE; mask *= 2)
+	{
+		Node::NodeType type = intToType(mask);
+		if (getReadableTypeString(type) == str)
+		{
+			return type;
+		}
+	}
+
+	return NODE_NON_INDEXED;
+}
+
 int Node::typeToInt(NodeType type)
 {
 	return type;

src/lib/data/graph/Node.h

@@ -46,11 +46,14 @@ public:
 
 		NODE_FILE						= 0x20000,
 		NODE_MACRO						= 0x40000,
-		NODE_UNION						= 0x80000
+		NODE_UNION						= 0x80000,
+
+		NODE_MAX_VALUE = NODE_UNION
 	};
 
 	static std::string getUnderscoredTypeString(NodeType type);
 	static std::string getReadableTypeString(NodeType type);
+	static Node::NodeType getTypeForReadableTypeString(const std::string str);
 
 	static int typeToInt(NodeType type);
 	static NodeType intToType(int value);