Allow comparrisons with None

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@25857 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

wxPython/src/helpers.cpp

@@ -2228,12 +2228,20 @@ bool wxPySimple_typecheck(PyObject* source, const wxChar* classname, int seqLen)
 
 bool wxSize_helper(PyObject* source, wxSize** obj)
 {
+    if (source == Py_None) {
+        **obj = wxSize(-1,-1);
+        return True;
+    }
     return wxPyTwoIntItem_helper(source, obj, wxT("wxSize"));
 }
 
 
 bool wxPoint_helper(PyObject* source, wxPoint** obj)
 {
+    if (source == Py_None) {
+        **obj = wxPoint(-1,-1);
+        return True;
+    }
     return wxPyTwoIntItem_helper(source, obj, wxT("wxPoint"));
 }
 
@@ -2241,6 +2249,11 @@ bool wxPoint_helper(PyObject* source, wxPoint** obj)
 
 bool wxRealPoint_helper(PyObject* source, wxRealPoint** obj) {
 
+    if (source == Py_None) {
+        **obj = wxRealPoint(-1,-1);
+        return True;
+    }
+    
     // If source is an object instance then it may already be the right type
     if (wxPySwigInstance_Check(source)) {
         wxRealPoint* ptr;
@@ -2273,6 +2286,11 @@ bool wxRealPoint_helper(PyObject* source, wxRealPoint** obj) {
 
 bool wxRect_helper(PyObject* source, wxRect** obj) {
 
+    if (source == Py_None) {
+        **obj = wxRect(-1,-1,-1,-1);
+        return True;
+    }
+
     // If source is an object instance then it may already be the right type
     if (wxPySwigInstance_Check(source)) {
         wxRect* ptr;
@@ -2313,6 +2331,11 @@ bool wxRect_helper(PyObject* source, wxRect** obj) {
 
 bool wxColour_helper(PyObject* source, wxColour** obj) {
 
+    if (source == Py_None) {
+        **obj = wxNullColour;
+        return True;
+    }
+
     // If source is an object instance then it may already be the right type
     if (wxPySwigInstance_Check(source)) {
         wxColour* ptr;
@@ -2378,6 +2401,12 @@ bool wxColour_typecheck(PyObject* source) {
 
 
 bool wxPoint2D_helper(PyObject* source, wxPoint2D** obj) {
+
+    if (source == Py_None) {
+        **obj = wxPoint2D(-1,-1);
+        return True;
+    }
+    
     // If source is an object instance then it may already be the right type
     if (wxPySwigInstance_Check(source)) {
         wxPoint2D* ptr;