Editors, Renderers and Attrs need to have a destructor so SWIG won't

complain about it, but since they are protected in C++ we need to give
them a dummy one.  In the future these shoud be changed to use
%ref/%unref and let SWIG manage the refcount for us.


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@38226 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

wxPython/src/_defs.i

@@ -104,6 +104,8 @@ typedef unsigned long   wxUIntPtr;
 #define %disownarg(typespec)   %typemap(in) typespec = SWIGTYPE* DISOWN
 #define %cleardisown(typespec) %typemap(in) typespec
     
+#define %ref   %feature("ref")
+#define %unref %feature("unref")
 
 
 #ifndef %pythoncode

wxPython/src/_grid_rename.i

@@ -24,6 +24,7 @@
 %rename(GRID_MIN_ROW_HEIGHT)                wxGRID_MIN_ROW_HEIGHT;
 %rename(GRID_MIN_COL_WIDTH)                 wxGRID_MIN_COL_WIDTH;
 %rename(GRID_DEFAULT_SCROLLBAR_WIDTH)       wxGRID_DEFAULT_SCROLLBAR_WIDTH;
+%rename(GridCellWorker)                     wxGridCellWorker;
 %rename(GridCellRenderer)                   wxGridCellRenderer;
 %rename(PyGridCellRenderer)                 wxPyGridCellRenderer;
 %rename(GridCellStringRenderer)             wxGridCellStringRenderer;

wxPython/src/grid.i

@@ -491,11 +491,14 @@ enum {
 
 
 //---------------------------------------------------------------------------
-// wxGridCellRenderer is an ABC, and several derived classes are available.
-// Classes implemented in Python should be derived from wxPyGridCellRenderer.
 
+// TODO: Use these to have SWIG automatically handle the IncRef/DecRef calls:
+// 
+//        %ref   wxGridCellWorker "$this->IncRef();";
+//        %unref wxGridCellWorker "$this->DecRef();";
+//
 
-class wxGridCellRenderer
+class  wxGridCellWorker
 {
 public:
     %extend {
@@ -503,12 +506,25 @@ public:
             if (!self->GetClientObject())
                 self->SetClientObject(new wxPyOORClientData(_self));
         }
+
+        // A dummy dtor to shut up SWIG.  (The real one is protected and can
+        // only be called by DecRef)
+        ~wxGridCellWorker() {
+        }
     }
 
     void SetParameters(const wxString& params);
     void IncRef();
     void DecRef();
+};
 
+
+
+// wxGridCellRenderer is an ABC, and several derived classes are available.
+// Classes implemented in Python should be derived from wxPyGridCellRenderer.
+
+class wxGridCellRenderer : public wxGridCellWorker
+{
     virtual void Draw(wxGrid& grid,
                       wxGridCellAttr& attr,
                       wxDC& dc,
@@ -523,6 +539,7 @@ public:
 };
 
 
+
 // The C++ version of wxPyGridCellRenderer
 %{
 class wxPyGridCellRenderer : public wxGridCellRenderer
@@ -703,16 +720,9 @@ public:
 // wxGridCellEditor is an ABC, and several derived classes are available.
 // Classes implemented in Python should be derived from wxPyGridCellEditor.
 
-class  wxGridCellEditor
+class  wxGridCellEditor : public wxGridCellWorker
 {
 public:
-    %extend {
-        void _setOORInfo(PyObject* _self) {
-            if (!self->GetClientObject())
-                self->SetClientObject(new wxPyOORClientData(_self));
-        }
-    }
-
     bool IsCreated();
     wxControl* GetControl();
     void SetControl(wxControl* control);
@@ -720,10 +730,6 @@ public:
     wxGridCellAttr* GetCellAttr();
     void SetCellAttr(wxGridCellAttr* attr);
 
-    void SetParameters(const wxString& params);
-    void IncRef();
-    void DecRef();
-
     virtual void Create(wxWindow* parent,
                         wxWindowID id,
                         wxEvtHandler* evtHandler);
@@ -991,11 +997,20 @@ public:
     %pythonAppend wxGridCellAttr  "self._setOORInfo(self)"
 
     wxGridCellAttr(wxGridCellAttr *attrDefault = NULL);
+
+    %extend {
+        // A dummy dtor to shut up SWIG.  (The real one is protected and can
+        // only be called by DecRef)
+        ~wxGridCellAttr() {
+        }
+    }
     
     wxGridCellAttr *Clone() const;
     void MergeWith(wxGridCellAttr *mergefrom);
+    
     void IncRef();
     void DecRef();
+    
     void SetTextColour(const wxColour& colText);
     void SetBackgroundColour(const wxColour& colBack);
     void SetFont(const wxFont& font);
@@ -1092,7 +1107,7 @@ public:
     void _setCallbackInfo(PyObject* self, PyObject* _class);
 
     wxGridCellAttr *GetAttr(int row, int col,
-                                 wxGridCellAttr::wxAttrKind kind);
+                            wxGridCellAttr::wxAttrKind kind);
     void SetAttr(wxGridCellAttr *attr, int row, int col);
     void SetRowAttr(wxGridCellAttr *attr, int row);
     void SetColAttr(wxGridCellAttr *attr, int col);

wxPython/wxPython/grid.py

@@ -40,6 +40,8 @@ wxGRID_LABEL_EDGE_ZONE = wx.grid.GRID_LABEL_EDGE_ZONE
 wxGRID_MIN_ROW_HEIGHT = wx.grid.GRID_MIN_ROW_HEIGHT
 wxGRID_MIN_COL_WIDTH = wx.grid.GRID_MIN_COL_WIDTH
 wxGRID_DEFAULT_SCROLLBAR_WIDTH = wx.grid.GRID_DEFAULT_SCROLLBAR_WIDTH
+wxGridCellWorker = wx.grid.GridCellWorker
+wxGridCellWorkerPtr = wx.grid.GridCellWorkerPtr
 wxGridCellRenderer = wx.grid.GridCellRenderer
 wxGridCellRendererPtr = wx.grid.GridCellRendererPtr
 wxPyGridCellRenderer = wx.grid.PyGridCellRenderer