From af72829368a7a9c170749ece4225d529bc844cc2 Mon Sep 17 00:00:00 2001
From: Friedemann Kleint <Friedemann.Kleint@qt.io>
Date: Wed, 9 Jun 2021 14:08:29 +0200
Subject: libpyside: Add type check for PySideSignalInstanceType

Pick-to: 6.1
Task-number: PYSIDE-1482
Change-Id: I00d30c95bd5835b6d904bc28f671e284017fffb5
Reviewed-by: Christian Tismer <tismer@stackless.com>
---
 sources/pyside6/libpyside/pysidesignal.cpp |  6 ++++++
 sources/pyside6/libpyside/pysidesignal.h   | 16 +++++++++++++++-
 2 files changed, 21 insertions(+), 1 deletion(-)

(limited to 'sources/pyside6')

diff --git a/sources/pyside6/libpyside/pysidesignal.cpp b/sources/pyside6/libpyside/pysidesignal.cpp
index faa6fdce1..276da1cad 100644
--- a/sources/pyside6/libpyside/pysidesignal.cpp
+++ b/sources/pyside6/libpyside/pysidesignal.cpp
@@ -733,6 +733,12 @@ bool checkType(PyObject *pyObj)
     return false;
 }
 
+bool checkInstanceType(PyObject *pyObj)
+{
+    return pyObj != nullptr
+        && PyType_IsSubtype(Py_TYPE(pyObj), PySideSignalInstanceTypeF()) != 0;
+}
+
 void updateSourceObject(PyObject *source)
 {
     PyTypeObject *objType = reinterpret_cast<PyTypeObject *>(PyObject_Type(source));
diff --git a/sources/pyside6/libpyside/pysidesignal.h b/sources/pyside6/libpyside/pysidesignal.h
index 55e1ee405..edef37af1 100644
--- a/sources/pyside6/libpyside/pysidesignal.h
+++ b/sources/pyside6/libpyside/pysidesignal.h
@@ -72,7 +72,21 @@ extern "C"
 namespace PySide {
 namespace Signal {
 
-PYSIDE_API bool checkType(PyObject *type);
+/**
+ * This function checks for the PySideSignal type.
+ *
+ * @param   pyObj
+ * @return  whether pyObj is a PySideSignal
+ **/
+PYSIDE_API bool checkType(PyObject *pyObj);
+
+/**
+ * This function checks for the PySideSignalInstanceType type.
+ *
+ * @param   pyObj
+ * @return  Whether pyObj is a PySideSignalInstance
+ **/
+PYSIDE_API bool checkInstanceType(PyObject *pyObj);
 
 /**
  * Register all C++ signals of a QObject on Python type.
-- 
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