data: improvements on error management

* mark all files with errors as incomplete
* fix incomplete label in codeview tooltip not updated properly
* added setting for canceling indexing for files with fatal errors

src/lib/data/parser/ParserClient.cpp

@@ -73,6 +73,7 @@ std::string ParserClient::addLocationSuffix(
 
 ParserClient::ParserClient()
 	: m_hasFatalErrors(false)
+	, m_cancelOnFatalErrors(false)
 {
 }
 
@@ -94,3 +95,13 @@ bool ParserClient::hasFatalErrors() const
 {
 	return m_hasFatalErrors;
 }
+
+bool ParserClient::cancelOnFatalErrors() const
+{
+	return m_cancelOnFatalErrors;
+}
+
+void ParserClient::setCancelOnFatalErrors(bool cancelOnFatalErrors)
+{
+	m_cancelOnFatalErrors = cancelOnFatalErrors;
+}