ui: show signature in function & method tooltip

src/lib/data/graph/Node.cpp

@@ -8,6 +8,7 @@
 #include "data/graph/token_component/TokenComponentConst.h"
 #include "data/graph/token_component/TokenComponentStatic.h"
 #include "data/graph/token_component/TokenComponentFilePath.h"
+#include "data/graph/token_component/TokenComponentSignature.h"
 
 const Node::NodeTypeMask Node::NODE_NOT_VISIBLE = Node::NODE_UNDEFINED | Node::NODE_NAMESPACE;
 
@@ -395,6 +396,23 @@ void Node::addComponentFilePath(std::shared_ptr<TokenComponentFilePath> componen
 	}
 }
 
+void Node::addComponentSignature(std::shared_ptr<TokenComponentSignature> component)
+{
+	if (getComponent<TokenComponentSignature>())
+	{
+		LOG_ERROR("TokenComponentSignature has been set before!");
+		return;
+	}
+	else if (!isType(NODE_FUNCTION | NODE_METHOD))
+	{
+		LOG_ERROR("TokenComponentFilePath can't be set on node of type: " + getTypeString());
+	}
+	else
+	{
+		addComponent(component);
+	}
+}
+
 std::string Node::getTypeString() const
 {
 	return getTypeString(m_type);

src/lib/data/graph/Node.h

@@ -14,6 +14,7 @@ class TokenComponentAbstraction;
 class TokenComponentConst;
 class TokenComponentStatic;
 class TokenComponentFilePath;
+class TokenComponentSignature;
 
 class Node
 	: public Token
@@ -91,6 +92,7 @@ public:
 	void addComponentConst(std::shared_ptr<TokenComponentConst> component);
 	void addComponentStatic(std::shared_ptr<TokenComponentStatic> component);
 	void addComponentFilePath(std::shared_ptr<TokenComponentFilePath> component);
+	void addComponentSignature(std::shared_ptr<TokenComponentSignature> component);
 
 	// Logging.
 	virtual std::string getTypeString() const;

src/lib/data/graph/token_component/TokenComponentSignature.cpp

@@ -0,0 +1,20 @@
+#include "data/graph/token_component/TokenComponentSignature.h"
+
+TokenComponentSignature::TokenComponentSignature(const std::string& signature)
+	: m_signature(signature)
+{
+}
+
+TokenComponentSignature::~TokenComponentSignature()
+{
+}
+
+std::shared_ptr<TokenComponent> TokenComponentSignature::copy() const
+{
+	return std::make_shared<TokenComponentSignature>(*this);
+}
+
+const std::string& TokenComponentSignature::getSignature() const
+{
+	return m_signature;
+}

src/lib/data/graph/token_component/TokenComponentSignature.h

@@ -0,0 +1,23 @@
+#ifndef TOKEN_COMPONENT_SIGNATURE_H
+#define TOKEN_COMPONENT_SIGNATURE_H
+
+#include <string>
+
+#include "data/graph/token_component/TokenComponent.h"
+
+class TokenComponentSignature
+	: public TokenComponent
+{
+public:
+	TokenComponentSignature(const std::string& signature);
+	virtual ~TokenComponentSignature();
+
+	virtual std::shared_ptr<TokenComponent> copy() const;
+
+	const std::string& getSignature() const;
+
+private:
+	const std::string m_signature;
+};
+
+#endif // TOKEN_COMPONENT_SIGNATURE_H