]> git.saurik.com Git - wxWidgets.git/blobdiff - wxPython/src/grid.i
Allow compiling when _WIN32_IE < 0x300
[wxWidgets.git] / wxPython / src / grid.i
index b5af636a9d16f50f285a2bd5a974ffce262773e4..c833668ceff135236382995fd49f549fd0d6eb71 100644 (file)
@@ -15,7 +15,7 @@
 #ifndef OLD_GRID
 
 %{
-#include "export.h"
+#include "wxPython.h"
 #include <wx/grid.h>
 #include <wx/generic/gridctrl.h>
 %}
 %{
     // Put some wx default wxChar* values into wxStrings.
     DECLARE_DEF_STRING(PanelNameStr);
+    DECLARE_DEF_STRING2(DateTimeFormatStr, wxT("%c"));
+    static const wxString wxPyEmptyString(wxT(""));
 %}
 
 //---------------------------------------------------------------------------
+// OOR related typemaps and helper functions
+
+%typemap(python, out) wxGridCellRenderer*     { $target = wxPyMake_wxGridCellRenderer($source); }
+%typemap(python, out) wxGridCellEditor*       { $target = wxPyMake_wxGridCellEditor($source); }
+%typemap(python, out) wxGridCellAttr*         { $target = wxPyMake_wxGridCellAttr($source); }
+%typemap(python, out) wxGridCellAttrProvider* { $target = wxPyMake_wxGridCellAttrProvider($source); }
+%typemap(python, out) wxGridTableBase*        { $target = wxPyMake_wxGridTableBase($source); }
+
+
+%{
+
+#define wxPyMake_TEMPLATE(TYPE) \
+PyObject* wxPyMake_##TYPE(TYPE* source) { \
+    PyObject* target = NULL; \
+    if (source) { \
+        /* Check if there is already a pointer to a Python object in the \
+           OOR data that we can use. */ \
+        wxPyOORClientData* data = (wxPyOORClientData*)source->GetClientObject(); \
+        if (data) { \
+            target = data->m_obj; \
+            Py_INCREF(target); \
+        } \
+        /* Otherwise make a new wrapper for it the old fashioned way and \
+           give it the OOR treatment */ \
+        if (! target) { \
+            target = wxPyConstructObject(source, #TYPE, FALSE); \
+            if (target) \
+                source->SetClientObject(new wxPyOORClientData(target)); \
+        } \
+    } else {  /* source was NULL so return None. */ \
+        Py_INCREF(Py_None); target = Py_None; \
+    } \
+    return target; \
+} \
+
+
+wxPyMake_TEMPLATE(wxGridCellRenderer)
+wxPyMake_TEMPLATE(wxGridCellEditor)
+wxPyMake_TEMPLATE(wxGridCellAttr)
+wxPyMake_TEMPLATE(wxGridCellAttrProvider)
+wxPyMake_TEMPLATE(wxGridTableBase)
+
+%}
+
 //---------------------------------------------------------------------------
 // Macros, similar to what's in helpers.h, to aid in the creation of
 // virtual methods that are able to make callbacks to Python.  Many of these
 
 #define PYCALLBACK__GCAINTINT(PCLASS, CBNAME)                                   \
     void CBNAME(wxGridCellAttr *attr, int a, int b) {                           \
-        wxPyBeginBlockThreads();                            \
+        wxPyBeginBlockThreads();                                                \
         bool found;                                                             \
         if ((found = wxPyCBH_findCallback(m_myInst, #CBNAME))) {                \
-            PyObject* obj = wxPyConstructObject((void*)attr, "wxGridCellAttr", 0);\
-            wxPyCBH_callCallback(m_myInst, Py_BuildValue("(Oii)", obj, a, b));   \
+            PyObject* obj = wxPyMake_wxGridCellAttr(attr);                      \
+            wxPyCBH_callCallback(m_myInst, Py_BuildValue("(Oii)", obj, a, b));  \
             Py_DECREF(obj);                                                     \
         }                                                                       \
-        wxPyEndBlockThreads();                                             \
+        wxPyEndBlockThreads();                                                  \
         if (! found)                                                            \
             PCLASS::CBNAME(attr, a, b);                                         \
     }                                                                           \
 
 #define PYCALLBACK__GCAINT(PCLASS, CBNAME)                                      \
     void CBNAME(wxGridCellAttr *attr, int val) {                                \
-        wxPyBeginBlockThreads();                            \
+        wxPyBeginBlockThreads();                                                \
         bool found;                                                             \
         if ((found = wxPyCBH_findCallback(m_myInst, #CBNAME))) {                \
-            PyObject* obj = wxPyConstructObject((void*)attr, "wxGridCellAttr", 0);\
+            PyObject* obj = wxPyMake_wxGridCellAttr(attr);                      \
             wxPyCBH_callCallback(m_myInst, Py_BuildValue("(Oi)", obj, val));    \
             Py_DECREF(obj);                                                     \
         }                                                                       \
 #define PYCALLBACK__INTINTSTRING_pure(CBNAME)                                   \
     void CBNAME(int a, int b, const wxString& c) {                              \
         wxPyBeginBlockThreads();                                                \
-        if (wxPyCBH_findCallback(m_myInst, #CBNAME))                            \
-            wxPyCBH_callCallback(m_myInst, Py_BuildValue("(iiO)",a,b,wx2PyString(c)));\
+        if (wxPyCBH_findCallback(m_myInst, #CBNAME)) {                          \
+            PyObject* s = wx2PyString(c);                                       \
+            rval = wxPyCBH_callCallback(m_myInst, Py_BuildValue("(iiO)",a,b,s));\
+            Py_DECREF(s);                                                       \
+        }                                                                       \
         wxPyEndBlockThreads();                                                  \
     }
 
         bool rval = 0;                                                          \
         bool found;                                                             \
         wxPyBeginBlockThreads();                                                \
-        if ((found = wxPyCBH_findCallback(m_myInst, #CBNAME)))                  \
-            rval = wxPyCBH_callCallback(m_myInst, Py_BuildValue("(iiO)", a,b,wx2PyString(c)));\
+        if (wxPyCBH_findCallback(m_myInst, #CBNAME)) {                          \
+            PyObject* s = wx2PyString(c);                                       \
+            rval = wxPyCBH_callCallback(m_myInst, Py_BuildValue("(iiO)",a,b,s));\
+            Py_DECREF(s);                                                       \
+        }                                                                       \
         wxPyEndBlockThreads();                                                  \
         if (! found)                                                            \
             rval = PCLASS::CBNAME(a,b,c);                                       \
                 Py_DECREF(ro);   Py_DECREF(str);                                \
             }                                                                   \
         }                                                                       \
-        wxPyEndBlockThreads();                                             \
+        wxPyEndBlockThreads();                                                  \
         if (! found)                                                            \
             rval = PCLASS::CBNAME(a, b);                                        \
         return rval;                                                            \
 #define PYCALLBACK__(PCLASS, CBNAME)                                            \
     void CBNAME()  {                                                            \
         bool found;                                                             \
-        wxPyBeginBlockThreads();                            \
+        wxPyBeginBlockThreads();                                                \
         if ((found = wxPyCBH_findCallback(m_myInst, #CBNAME)))                  \
             wxPyCBH_callCallback(m_myInst, Py_BuildValue("()"));                \
-        wxPyEndBlockThreads();                                             \
+        wxPyEndBlockThreads();                                                  \
         if (! found)                                                            \
             PCLASS::CBNAME();                                                   \
     }                                                                           \
     bool CBNAME(size_t a, size_t b)  {                                          \
         bool rval = 0;                                                          \
         bool found;                                                             \
-        wxPyBeginBlockThreads();                            \
+        wxPyBeginBlockThreads();                                                \
         if ((found = wxPyCBH_findCallback(m_myInst, #CBNAME)))                  \
             rval = wxPyCBH_callCallback(m_myInst, Py_BuildValue("(ii)", a,b));  \
-        wxPyEndBlockThreads();                                             \
+        wxPyEndBlockThreads();                                                  \
         if (! found)                                                            \
             rval = PCLASS::CBNAME(a,b);                                         \
         return rval;                                                            \
     bool CBNAME(size_t a)  {                                                    \
         bool rval = 0;                                                          \
         bool found;                                                             \
-        wxPyBeginBlockThreads();                            \
+        wxPyBeginBlockThreads();                                                \
         if ((found = wxPyCBH_findCallback(m_myInst, #CBNAME)))                  \
             rval = wxPyCBH_callCallback(m_myInst, Py_BuildValue("(i)", a));     \
-        wxPyEndBlockThreads();                                             \
+        wxPyEndBlockThreads();                                                  \
         if (! found)                                                            \
             rval = PCLASS::CBNAME(a);                                           \
         return rval;                                                            \
     void CBNAME(int a, const wxString& c)  {                                    \
         bool found;                                                             \
         wxPyBeginBlockThreads();                                                \
-        if ((found = wxPyCBH_findCallback(m_myInst, #CBNAME)))                  \
-            wxPyCBH_callCallback(m_myInst, Py_BuildValue("(iO)", a, wx2PyString(c))); \
+        if (wxPyCBH_findCallback(m_myInst, #CBNAME)) {                          \
+            PyObject* s = wx2PyString(c);                                       \
+            wxPyCBH_callCallback(m_myInst, Py_BuildValue("(iO)",a,s));          \
+            Py_DECREF(s);                                                       \
+        }                                                                       \
         wxPyEndBlockThreads();                                                  \
         if (! found)                                                            \
             PCLASS::CBNAME(a,c);                                                \
 class wxGridCellCoords;
 class wxGridCellAttr;
 
-
-
 #define wxGRID_VALUE_STRING     "string"
 #define wxGRID_VALUE_BOOL       "bool"
 #define wxGRID_VALUE_NUMBER     "long"
@@ -460,6 +513,9 @@ class wxGridCellAttr;
 #define wxGRID_VALUE_CHOICE     "choice"
 #define wxGRID_VALUE_TEXT       "string"
 #define wxGRID_VALUE_LONG       "long"
+#define wxGRID_VALUE_CHOICEINT  "choiceint"
+#define wxGRID_VALUE_DATETIME   "datetime"
+
 
 %readonly
 wxGridCellCoords wxGridNoCellCoords;
@@ -475,6 +531,12 @@ wxRect           wxGridNoCellRect;
 class wxGridCellRenderer
 {
 public:
+    %addmethods {
+        void _setOORInfo(PyObject* _self) {
+            self->SetClientObject(new wxPyOORClientData(_self));
+        }
+    }
+
     void SetParameters(const wxString& params);
     void IncRef();
     void DecRef();
@@ -506,13 +568,17 @@ public:
               int row, int col, bool isSelected) {
         wxPyBeginBlockThreads();
         if (wxPyCBH_findCallback(m_myInst, "Draw")) {
-            wxPyCBH_callCallback(m_myInst,
-                Py_BuildValue("(OOOOiii)",
-                              wxPyConstructObject((void*)&grid, "wxGrid", 0),
-                              wxPyConstructObject((void*)&attr, "wxGridCellAttr", 0),
-                              wxPyConstructObject((void*)&dc,   "wxDC", 0),
-                              wxPyConstructObject((void*)&rect, "wxRect", 0),
-                              row, col, isSelected));
+            PyObject* go = wxPyMake_wxObject(&grid);
+            PyObject* dco = wxPyMake_wxObject(&dc);
+            PyObject* ao = wxPyMake_wxGridCellAttr(&attr);
+            PyObject* ro = wxPyConstructObject((void*)&rect, "wxRect", 0);
+
+            wxPyCBH_callCallback(m_myInst, Py_BuildValue("(OOOOiii)", go, ao, dco, ro,
+                                                         row, col, isSelected));
+            Py_DECREF(go);
+            Py_DECREF(ao);
+            Py_DECREF(dco);
+            Py_DECREF(ro);
         }
         wxPyEndBlockThreads();
     }
@@ -524,15 +590,35 @@ public:
         if (wxPyCBH_findCallback(m_myInst, "GetBestSize")) {
             PyObject* ro;
             wxSize*   ptr;
-            ro = wxPyCBH_callCallbackObj(m_myInst,
-                Py_BuildValue("(OOOii)",
-                              wxPyConstructObject((void*)&grid, "wxGrid", 0),
-                              wxPyConstructObject((void*)&attr, "wxGridCellAttr", 0),
-                              wxPyConstructObject((void*)&dc,   "wxDC", 0),
-                              row, col));
+            PyObject* go = wxPyMake_wxObject(&grid);
+            PyObject* dco = wxPyMake_wxObject(&dc);
+            PyObject* ao = wxPyMake_wxGridCellAttr(&attr);
+
+            ro = wxPyCBH_callCallbackObj(m_myInst, Py_BuildValue("(OOOii)",
+                                                                 go, ao, dco,
+                                                                 row, col));
+            Py_DECREF(go);
+            Py_DECREF(ao);
+            Py_DECREF(dco);
+
             if (ro) {
-                if (!SWIG_GetPtrObj(ro, (void **)&ptr, "_wxSize_p"))
+                const char* errmsg = "GetBestSize should return a 2-tuple of integers or a wxSize object.";
+                if (!SWIG_GetPtrObj(ro, (void **)&ptr, "_wxSize_p")) {
                     rval = *ptr;
+                }
+                else if (PySequence_Check(ro) && PyObject_Length(ro) == 2) {
+                    PyObject* o1 = PySequence_GetItem(ro, 0);
+                    PyObject* o2 = PySequence_GetItem(ro, 1);
+                    if (PyNumber_Check(o1) && PyNumber_Check(o2))
+                        rval = wxSize(PyInt_AsLong(o1), PyInt_AsLong(o2));
+                    else
+                        PyErr_SetString(PyExc_TypeError, errmsg);
+                    Py_DECREF(o1);
+                    Py_DECREF(o2);
+                }
+                else {
+                    PyErr_SetString(PyExc_TypeError, errmsg);
+                }
                 Py_DECREF(ro);
             }
         }
@@ -574,6 +660,7 @@ public:
     wxPyGridCellRenderer();
     void _setCallbackInfo(PyObject* self, PyObject* _class);
     %pragma(python) addtomethod = "__init__:self._setCallbackInfo(self, wxPyGridCellRenderer)"
+    %pragma(python) addtomethod = "__init__:self._setOORInfo(self)"
 
     void base_SetParameters(const wxString& params);
 };
@@ -585,6 +672,7 @@ class wxGridCellStringRenderer : public wxGridCellRenderer
 {
 public:
     wxGridCellStringRenderer();
+    %pragma(python) addtomethod = "__init__:self._setOORInfo(self)"
 };
 
 
@@ -592,6 +680,7 @@ class  wxGridCellNumberRenderer : public wxGridCellStringRenderer
 {
 public:
     wxGridCellNumberRenderer();
+    %pragma(python) addtomethod = "__init__:self._setOORInfo(self)"
 };
 
 
@@ -599,6 +688,7 @@ class  wxGridCellFloatRenderer : public wxGridCellStringRenderer
 {
 public:
     wxGridCellFloatRenderer(int width = -1, int precision = -1);
+    %pragma(python) addtomethod = "__init__:self._setOORInfo(self)"
 
     int GetWidth() const;
     void SetWidth(int width);
@@ -611,21 +701,24 @@ class  wxGridCellBoolRenderer : public wxGridCellRenderer
 {
 public:
     wxGridCellBoolRenderer();
+    %pragma(python) addtomethod = "__init__:self._setOORInfo(self)"
 };
 
 
 class wxGridCellDateTimeRenderer : public wxGridCellStringRenderer
 {
 public:
-    wxGridCellDateTimeRenderer(wxString outformat = "%c",
-                               wxString informat =  "%c");
+    wxGridCellDateTimeRenderer(wxString outformat = wxPyDateTimeFormatStr,
+                               wxString informat =  wxPyDateTimeFormatStr);
+    %pragma(python) addtomethod = "__init__:self._setOORInfo(self)"
 };
 
 
 class wxGridCellEnumRenderer : public wxGridCellStringRenderer
 {
 public:
-    wxGridCellEnumRenderer( const wxString& choices = "" );
+    wxGridCellEnumRenderer( const wxString& choices = wxPyEmptyString );
+    %pragma(python) addtomethod = "__init__:self._setOORInfo(self)"
 };
 
 
@@ -633,6 +726,7 @@ class wxGridCellAutoWrapStringRenderer : public wxGridCellStringRenderer
 {
 public:
     wxGridCellAutoWrapStringRenderer();
+    %pragma(python) addtomethod = "__init__:self._setOORInfo(self)"
 };
 
 
@@ -643,6 +737,12 @@ public:
 class  wxGridCellEditor
 {
 public:
+    %addmethods {
+        void _setOORInfo(PyObject* _self) {
+            self->SetClientObject(new wxPyOORClientData(_self));
+        }
+    }
+
     bool IsCreated();
     wxControl* GetControl();
     void SetControl(wxControl* control);
@@ -681,11 +781,12 @@ public:
     void Create(wxWindow* parent, wxWindowID id, wxEvtHandler* evtHandler) {
         wxPyBeginBlockThreads();
         if (wxPyCBH_findCallback(m_myInst, "Create")) {
-            wxPyCBH_callCallback(m_myInst,
-                Py_BuildValue("(OiO)",
-                              wxPyConstructObject((void*)parent, "wxWindow", 0),
-                              id,
-                              wxPyConstructObject((void*)evtHandler, "wxEvtHandler", 0)));
+            PyObject* po = wxPyMake_wxObject(parent);
+            PyObject* eo = wxPyMake_wxObject(evtHandler);
+
+            wxPyCBH_callCallback(m_myInst, Py_BuildValue("(OiO)", po, id, eo));
+            Py_DECREF(po);
+            Py_DECREF(eo);
         }
         wxPyEndBlockThreads();
     }
@@ -694,9 +795,9 @@ public:
     void BeginEdit(int row, int col, wxGrid* grid) {
         wxPyBeginBlockThreads();
         if (wxPyCBH_findCallback(m_myInst, "BeginEdit")) {
-            wxPyCBH_callCallback(m_myInst,
-                Py_BuildValue("(iiO)", row, col,
-                              wxPyConstructObject((void*)grid, "wxGrid", 0)));
+            PyObject* go = wxPyMake_wxObject(grid);
+            wxPyCBH_callCallback(m_myInst, Py_BuildValue("(iiO)", row, col, go));
+            Py_DECREF(go);
         }
         wxPyEndBlockThreads();
     }
@@ -706,9 +807,9 @@ public:
         bool rv = FALSE;
         wxPyBeginBlockThreads();
         if (wxPyCBH_findCallback(m_myInst, "EndEdit")) {
-            rv = wxPyCBH_callCallback(m_myInst,
-                Py_BuildValue("(iiO)", row, col,
-                              wxPyConstructObject((void*)grid, "wxGrid", 0)));
+            PyObject* go = wxPyMake_wxObject(grid);
+            rv = wxPyCBH_callCallback(m_myInst, Py_BuildValue("(iiO)", row, col, go));
+            Py_DECREF(go);
         }
         wxPyEndBlockThreads();
         return rv;
@@ -736,10 +837,11 @@ public:
     void Show(bool show, wxGridCellAttr *attr) {
         bool found;
         wxPyBeginBlockThreads();
-        if ((found = wxPyCBH_findCallback(m_myInst, "Show")))
-            wxPyCBH_callCallback(m_myInst,
-                Py_BuildValue("(iO)", show,
-                              wxPyConstructObject((void*)attr, "wxGridCellAttr", 0)));
+        if ((found = wxPyCBH_findCallback(m_myInst, "Show"))) {
+            PyObject* ao = wxPyMake_wxGridCellAttr(attr);
+            wxPyCBH_callCallback(m_myInst, Py_BuildValue("(iO)", show, ao));
+            Py_DECREF(ao);
+        }
         wxPyEndBlockThreads();
         if (! found)
             wxGridCellEditor::Show(show, attr);
@@ -750,13 +852,17 @@ public:
 
 
     void PaintBackground(const wxRect& rectCell, wxGridCellAttr *attr) {
-        bool found;                                                             \
+        bool found;
         wxPyBeginBlockThreads();
-        if ((found = wxPyCBH_findCallback(m_myInst, "PaintBackground)")))
-            wxPyCBH_callCallback(m_myInst,
-                Py_BuildValue("(OO)",
-                              wxPyConstructObject((void*)&rectCell, "wxRect", 0),
-                              wxPyConstructObject((void*)attr, "wxGridCellAttr", 0)));
+        if ((found = wxPyCBH_findCallback(m_myInst, "PaintBackground)"))) {
+            PyObject* ao = wxPyMake_wxGridCellAttr(attr);
+            PyObject* ro = wxPyConstructObject((void*)&rectCell, "wxRect", 0);
+
+            wxPyCBH_callCallback(m_myInst, Py_BuildValue("(OO)", ro, ao));
+
+            Py_DECREF(ro);
+            Py_DECREF(ao);
+        }
         wxPyEndBlockThreads();
         if (! found)
             wxGridCellEditor::PaintBackground(rectCell, attr);
@@ -797,6 +903,7 @@ public:
     wxPyGridCellEditor();
     void _setCallbackInfo(PyObject* self, PyObject* _class);
     %pragma(python) addtomethod = "__init__:self._setCallbackInfo(self, wxPyGridCellEditor)"
+    %pragma(python) addtomethod = "__init__:self._setOORInfo(self)"
 
     void base_SetSize(const wxRect& rect);
     void base_Show(bool show, wxGridCellAttr *attr = NULL);
@@ -816,6 +923,7 @@ class wxGridCellTextEditor : public wxGridCellEditor
 {
 public:
     wxGridCellTextEditor();
+    %pragma(python) addtomethod = "__init__:self._setOORInfo(self)"
 };
 
 
@@ -823,6 +931,7 @@ class wxGridCellNumberEditor : public wxGridCellTextEditor
 {
 public:
     wxGridCellNumberEditor(int min = -1, int max = -1);
+    %pragma(python) addtomethod = "__init__:self._setOORInfo(self)"
 };
 
 
@@ -830,6 +939,7 @@ class wxGridCellFloatEditor : public wxGridCellTextEditor
 {
 public:
     wxGridCellFloatEditor();
+    %pragma(python) addtomethod = "__init__:self._setOORInfo(self)"
 };
 
 
@@ -837,6 +947,7 @@ class wxGridCellBoolEditor : public wxGridCellEditor
 {
 public:
     wxGridCellBoolEditor();
+    %pragma(python) addtomethod = "__init__:self._setOORInfo(self)"
 };
 
 class wxGridCellChoiceEditor : public wxGridCellEditor
@@ -845,13 +956,15 @@ public:
     wxGridCellChoiceEditor(int LCOUNT = 0,
                            const wxString* choices = NULL,
                            bool allowOthers = FALSE);
+    %pragma(python) addtomethod = "__init__:self._setOORInfo(self)"
 };
 
 
 class wxGridCellEnumEditor : public wxGridCellChoiceEditor
 {
 public:
-    wxGridCellEnumEditor( const wxString& choices = "" );
+    wxGridCellEnumEditor( const wxString& choices = wxPyEmptyString );
+    %pragma(python) addtomethod = "__init__:self._setOORInfo(self)"
 };
 
 
@@ -859,6 +972,7 @@ class wxGridCellAutoWrapStringEditor : public wxGridCellTextEditor
 {
 public:
     wxGridCellAutoWrapStringEditor();
+    %pragma(python) addtomethod = "__init__:self._setOORInfo(self)"
 };
 
 
@@ -879,7 +993,14 @@ public:
         Merged
     };
 
+    %addmethods {
+        void _setOORInfo(PyObject* _self) {
+            self->SetClientObject(new wxPyOORClientData(_self));
+        }
+    }
+
     wxGridCellAttr(wxGridCellAttr *attrDefault = NULL);
+    %pragma(python) addtomethod = "__init__:self._setOORInfo(self)"
 
     wxGridCellAttr *Clone() const;
     void MergeWith(wxGridCellAttr *mergefrom);
@@ -921,6 +1042,13 @@ class wxGridCellAttrProvider
 public:
     wxGridCellAttrProvider();
     // ???? virtual ~wxGridCellAttrProvider();
+    %pragma(python) addtomethod = "__init__:self._setOORInfo(self)"
+
+    %addmethods {
+        void _setOORInfo(PyObject* _self) {
+            self->SetClientObject(new wxPyOORClientData(_self));
+        }
+    }
 
     wxGridCellAttr *GetAttr(int row, int col,
                             wxGridCellAttr::wxAttrKind  kind) const;
@@ -971,13 +1099,18 @@ public:
 // Grid Table Base class and Python aware version
 
 
-
 class wxGridTableBase : public wxObject
 {
 public:
     // wxGridTableBase();   This is an ABC
     //~wxGridTableBase();
 
+    %addmethods {
+        void _setOORInfo(PyObject* _self) {
+            self->SetClientObject(new wxPyOORClientData(_self));
+        }
+    }
+
     void SetAttrProvider(wxGridCellAttrProvider *attrProvider);
     wxGridCellAttrProvider *GetAttrProvider() const;
     void SetView( wxGrid *grid );
@@ -1080,7 +1213,9 @@ public:
     void SetValue(int row, int col, const wxString& val) {
         wxPyBeginBlockThreads();
         if (wxPyCBH_findCallback(m_myInst, "SetValue")) {
-            wxPyCBH_callCallback(m_myInst, Py_BuildValue("(iiO)",row,col,wx2PyString(val)));
+            PyObject* s = wx2PyString(val);
+            wxPyCBH_callCallback(m_myInst, Py_BuildValue("(iiO)",row,col,s));
+            Py_DECREF(s);
        }
         wxPyEndBlockThreads();
     }
@@ -1165,6 +1300,7 @@ public:
     wxPyGridTableBase();
     void _setCallbackInfo(PyObject* self, PyObject* _class);
     %pragma(python) addtomethod = "__init__:self._setCallbackInfo(self, wxPyGridTableBase)"
+    %pragma(python) addtomethod = "__init__:self._setOORInfo(self)"
 
     %addmethods { void Destroy() { delete self; } }
 
@@ -1198,6 +1334,7 @@ class  wxGridStringTable : public wxGridTableBase
 {
 public:
     wxGridStringTable( int numRows=0, int numCols=0 );
+    %pragma(python) addtomethod = "__init__:self._setOORInfo(self)"
 };
 
 //---------------------------------------------------------------------------