Implement return value heuristic.

If the method returns a pointer and there are no policies for the return type, the returned value is
considered child of the current object (self).

Reviewed by Renato Araújo <renato.filho@openbossa.org>

1 files changed, 8 insertions, 0 deletions

diff --git a/shibokengenerator.cpp b/shibokengenerator.cpp
index 078c33938..83ccbc33c 100644
--- a/shibokengenerator.cpp
+++ b/shibokengenerator.cpp
@@ -31,6 +31,7 @@
 
 #define NULL_VALUE "NULL"
 #define PARENT_CTOR_HEURISTIC "enable-parent-ctor-heuristic"
+#define RETURN_VALUE_HEURISTIC "enable-return-value-heuristic"
 #define ENABLE_PYSIDE_EXTENSIONS "enable-pyside-extensions"
 
 static Indentor INDENT;
@@ -1208,6 +1209,7 @@ QMap<QString, QString> ShibokenGenerator::options() const
 {
     QMap<QString, QString> opts(Generator::options());
     opts.insert(PARENT_CTOR_HEURISTIC, "Enable heuristics to detect parent relationship on constructors.");
+    opts.insert(RETURN_VALUE_HEURISTIC, "Enable heuristics to detect parent relationship on return values (USE WITH CAUTION!)");
     opts.insert(ENABLE_PYSIDE_EXTENSIONS, "Enable PySide extensions, such as support for signal/slots, use this if you are creating a binding for a Qt-based library.");
     return opts;
 }
@@ -1216,6 +1218,7 @@ bool ShibokenGenerator::doSetup(const QMap<QString, QString>& args)
 {
     m_useCtorHeuristic = args.contains(PARENT_CTOR_HEURISTIC);
     m_usePySideExtensions = args.contains(ENABLE_PYSIDE_EXTENSIONS);
+    m_userReturnValueHeuristic = args.contains(RETURN_VALUE_HEURISTIC);
     return true;
 }
 
@@ -1224,6 +1227,11 @@ bool ShibokenGenerator::useCtorHeuristic() const
     return m_useCtorHeuristic;
 }
 
+bool ShibokenGenerator::useReturnValueHeuristic() const
+{
+    return m_userReturnValueHeuristic;
+}
+
 bool ShibokenGenerator::usePySideExtensions() const
 {
     return m_usePySideExtensions;