ui: clicking snippet title to show full scope

This change lets the user click the snippet title in the CodeView to insert the full scope. The existing snippets are
merged with the new lines accordingly.

src/lib/component/controller/CodeController.cpp

@@ -114,7 +114,6 @@ void CodeController::handleMessage(MessageShowFile* message)
 	params.endLineNumber = message->endLineNumber;
 
 	std::shared_ptr<TextAccess> textAccess = TextAccess::createFromFile(message->filePath);
-	params.lineCount = textAccess->getLineCount();
 	params.code = textAccess->getText();
 
 	params.locationFile = m_storageAccess->getTokenLocationsForFile(message->filePath);
@@ -122,6 +121,29 @@ void CodeController::handleMessage(MessageShowFile* message)
 	getView()->showCodeFile(params);
 }
 
+void CodeController::handleMessage(MessageShowScope* message)
+{
+	TokenLocationCollection collection =
+		m_storageAccess->getTokenLocationsForLocationIds(std::vector<Id>(1, message->scopeLocationId));
+
+	TokenLocation* location = collection.findTokenLocationById(message->scopeLocationId);
+	if (!location || !location->isScopeTokenLocation() || !location->getOtherTokenLocation())
+	{
+		LOG_ERROR("MessageShowScope did not contain a valid scope location id");
+		return;
+	}
+
+	std::vector<CodeView::CodeSnippetParams> snippets = getSnippetsForActiveTokenLocations(collection, 0);
+
+	if (snippets.size() != 1)
+	{
+		LOG_ERROR("MessageShowScope didn't result in one single snippet to be created");
+		return;
+	}
+
+	getView()->addCodeSnippet(snippets[0]);
+}
+
 CodeView* CodeController::getView()
 {
 	return Controller::getView<CodeView>();
@@ -228,6 +250,7 @@ std::vector<CodeView::CodeSnippetParams> CodeController::getSnippetsForFile(std:
 				[&](TokenLocation* location)
 				{
 					params.title = m_storageAccess->getNameForNodeWithId(location->getTokenId());
+					params.titleId = location->getId();
 				}
 			);
 		}