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.h

@@ -55,8 +55,12 @@ public:
 
 	bool hasFatalErrors() const;
 
+	bool cancelOnFatalErrors() const;
+	void setCancelOnFatalErrors(bool cancelOnFatalErrors);
+
 protected:
 	bool m_hasFatalErrors;
+	bool m_cancelOnFatalErrors;
 };
 
 #endif // PARSER_CLIENT_H