Fix bug#210, "Can't connect generic callable objects as a slot".

Reviewer: Bruno Araújo <bruno.araujo@openbossa.org>
Reviewer: Lauro Moura <lauro.neto@openbossa.org>

PySide/QtCore/glue/qobject_connect.cpp

@@ -8,11 +8,10 @@ static bool getReceiver(PyObject *callback, QObject **receiver, PyObject **self)
         *self = PyCFunction_GET_SELF(callback);
         if (*self && SbkQObject_Check(*self))
             *receiver = Converter<QObject*>::toCpp(*self);
-    } else if (!PyFunction_Check(callback)) {
+    } else if (PyCallable_Check(callback)) {
+        // Ok, just a callable object
         *receiver = 0;
         *self = 0;
-        qWarning() << "Invalid callback object.";
-        return false;
     }
 
     bool usingGlobalReceiver = !*receiver;

libpyside/signalmanager.cpp

@@ -102,6 +102,8 @@ QString PySide::getCallbackSignature(const char* signal, PyObject* callback, boo
             numArgs = -1;
         else if (flags & METH_NOARGS)
             numArgs = 0;
+    } else if (PyCallable_Check(callback)) {
+        functionName = "__callback"+QString::number((size_t)callback);
     }
     Q_ASSERT(!functionName.isEmpty());
 

tests/signals/signal_emission_test.py

@@ -4,6 +4,7 @@
 
 import sys
 import unittest
+import functools
 
 from PySide.QtCore import QObject, SIGNAL, SLOT, QProcess, QTimeLine
 
@@ -86,6 +87,20 @@ class CppSignalsToCppSlots(UsesQCoreApplication):
         else:
             self.assertEqual(new_dir, QTimeLine.Forward)
 
+called = False
+def someSlot(args=None):
+    global called
+    called = True
+
+class DynamicSignalsToFuncPartial(UsesQCoreApplication):
+
+    def testIt(self):
+        global called
+        called = False
+        o = QObject()
+        o.connect(o, SIGNAL("ASignal"), functools.partial(someSlot, "partial .."))
+        o.emit(SIGNAL("ASignal"))
+        self.assertTrue(called)
 
 if __name__ == '__main__':
     unittest.main()