WId conversions used on Windows OS.

Fixes bug #399.

Reviewer: Hugo Parente Lima <hugo.pl@gmail.com>
          Luciano Wolf <luciano.wolf@openbossa.org>

PySide/QtGui/glue/wid_conversions.h

@@ -0,0 +1,32 @@
+namespace Shiboken {
+template <>
+struct Converter<WId>
+{
+    static bool checkType(PyObject* pyObj)
+    {
+        return false;
+    }
+
+    static bool isConvertible(PyObject* pyobj)
+    {
+        return PyCObject_Check(pyobj);
+    }
+
+    static inline PyObject* toPython(void* cppobj)
+    {
+        // not supported
+        Q_ASSERT(true);
+        return 0;
+    }
+
+    static PyObject* toPython(WId cppobj)
+    {
+        return PyCObject_FromVoidPtr(cppobj, 0);
+    }
+
+    static WId toCpp(PyObject* pyobj)
+    {
+        return (WId) PyCObject_AsVoidPtr(pyobj);
+    }
+};
+}

PySide/QtGui/typesystem_gui_win.xml

@@ -19,6 +19,9 @@
     Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
 -->
 <typesystem package="PySide.QtGui">
-  <primitive-type name="Qt::HANDLE" target-lang-api-name="PyObject"/>
+  <primitive-type name="Qt::HANDLE" target-lang-api-name="PyObject" />
+  <primitive-type name="WId" target-lang-api-name="PyObject">
+    <conversion-rule file="glue/wid_conversions.h"/>
+  </primitive-type>
   <enum-type name="QPixmap::HBitmapFormat" />
 </typesystem>