]> git.saurik.com Git - wxWidgets.git/blobdiff - wxPython/src/helpers.cpp
Use GetHandle for Mac too
[wxWidgets.git] / wxPython / src / helpers.cpp
index 5416f937a5b673e5a776069b6896ea5b41cc676b..c05de89a4fa8a8bba98bd5e5a6a6b0aa0a20402e 100644 (file)
 #endif
 
 #ifdef __WXGTK__
+#include <gdk/gdk.h>
+#include <gdk/gdkx.h>
 #include <gtk/gtk.h>
 #include <gdk/gdkprivate.h>
 #include <wx/gtk/win_gtk.h>
+#define GetXWindow(wxwin)   GDK_WINDOW_XWINDOW((wxwin)->m_widget->window)
+#endif
+
+#ifdef __WXX11__
+#include "wx/x11/privx.h"
+#define GetXWindow(wxwin)   ((Window)(wxwin)->GetHandle())
 #endif
 
 #ifdef __WXMAC__
@@ -53,10 +61,9 @@ bool wxPyDoingCleanup = False;
 struct wxPyThreadState {
     unsigned long  tid;
     PyThreadState* tstate;
-    int            blocked;
 
     wxPyThreadState(unsigned long _tid=0, PyThreadState* _tstate=NULL)
-        : tid(_tid), tstate(_tstate), blocked(1) {}
+        : tid(_tid), tstate(_tstate) {}
 };
 
 #include <wx/dynarray.h>
@@ -137,20 +144,20 @@ int  wxPyApp::MainLoop() {
 bool wxPyApp::OnInitGui() {
     bool rval=True;
     wxApp::OnInitGui();  // in this case always call the base class version
-    wxPyBeginBlockThreads();
+    bool blocked = wxPyBeginBlockThreads();
     if (wxPyCBH_findCallback(m_myInst, "OnInitGui"))
         rval = wxPyCBH_callCallback(m_myInst, Py_BuildValue("()"));
-    wxPyEndBlockThreads();
+    wxPyEndBlockThreads(blocked);
     return rval;
 }
 
 
 int wxPyApp::OnExit() {
     int rval=0;
-    wxPyBeginBlockThreads();
+    bool blocked = wxPyBeginBlockThreads();
     if (wxPyCBH_findCallback(m_myInst, "OnExit"))
         rval = wxPyCBH_callCallback(m_myInst, Py_BuildValue("()"));
-    wxPyEndBlockThreads();
+    wxPyEndBlockThreads(blocked);
     wxApp::OnExit();  // in this case always call the base class version
     return rval;
 }
@@ -178,7 +185,7 @@ void wxPyApp::OnAssert(const wxChar *file,
 
     // If the OnAssert is overloaded in the Python class then call it...
     bool found;
-    wxPyBeginBlockThreads();
+    bool blocked = wxPyBeginBlockThreads();
     if ((found = wxPyCBH_findCallback(m_myInst, "OnAssert"))) {
         PyObject* fso = wx2PyString(file);
         PyObject* cso = wx2PyString(file);
@@ -193,7 +200,7 @@ void wxPyApp::OnAssert(const wxChar *file,
         Py_DECREF(cso);
         Py_DECREF(mso);
     }
-    wxPyEndBlockThreads();
+    wxPyEndBlockThreads(blocked);
 
     // ...otherwise do our own thing with it
     if (! found) {
@@ -212,11 +219,11 @@ void wxPyApp::OnAssert(const wxChar *file,
             }
 
             // set the exception
-            wxPyBeginBlockThreads();
+            bool blocked = wxPyBeginBlockThreads();
             PyObject* s = wx2PyString(buf);
             PyErr_SetObject(wxPyAssertionError, s);
             Py_DECREF(s);
-            wxPyEndBlockThreads();
+            wxPyEndBlockThreads(blocked);
 
             // Now when control returns to whatever API wrapper was called from
             // Python it should detect that an exception is set and will return
@@ -247,40 +254,40 @@ void wxPyApp::OnAssert(const wxChar *file,
     // For catching Apple Events
 void wxPyApp::MacOpenFile(const wxString &fileName)
 {
-    wxPyBeginBlockThreads();
+    bool blocked = wxPyBeginBlockThreads();
     if (wxPyCBH_findCallback(m_myInst, "MacOpenFile")) {
         PyObject* s = wx2PyString(fileName);
         wxPyCBH_callCallback(m_myInst, Py_BuildValue("(O)", s));
         Py_DECREF(s);
     }
-    wxPyEndBlockThreads();
+    wxPyEndBlockThreads(blocked);
 }
 
 void wxPyApp::MacPrintFile(const wxString &fileName)
 {
-    wxPyBeginBlockThreads();
+    bool blocked = wxPyBeginBlockThreads();
     if (wxPyCBH_findCallback(m_myInst, "MacPrintFile")) {
         PyObject* s = wx2PyString(fileName);
         wxPyCBH_callCallback(m_myInst, Py_BuildValue("(O)", s));
         Py_DECREF(s);
     }
-    wxPyEndBlockThreads();
+    wxPyEndBlockThreads(blocked);
 }
 
 void wxPyApp::MacNewFile()
 {
-    wxPyBeginBlockThreads();
+    bool blocked = wxPyBeginBlockThreads();
     if (wxPyCBH_findCallback(m_myInst, "MacNewFile"))
         wxPyCBH_callCallback(m_myInst, Py_BuildValue("()"));
-    wxPyEndBlockThreads();
+    wxPyEndBlockThreads(blocked);
 }
 
 void wxPyApp::MacReopenApp()
 {
-    wxPyBeginBlockThreads();
+    bool blocked = wxPyBeginBlockThreads();
     if (wxPyCBH_findCallback(m_myInst, "MacReopenApp"))
         wxPyCBH_callCallback(m_myInst, Py_BuildValue("()"));
-    wxPyEndBlockThreads();
+    wxPyEndBlockThreads(blocked);
 }
 
 
@@ -377,7 +384,7 @@ void wxPyApp::_BootstrapApp()
     // Get any command-line args passed to this program from the sys module
     int    argc = 0;
     char** argv = NULL;
-    wxPyBeginBlockThreads();
+    bool blocked = wxPyBeginBlockThreads();
     PyObject* sysargv = PySys_GetObject("argv");
     if (sysargv != NULL) {
         argc = PyList_Size(sysargv);
@@ -389,12 +396,12 @@ void wxPyApp::_BootstrapApp()
         }
         argv[argc] = NULL;
     }
-    wxPyEndBlockThreads();
+    wxPyEndBlockThreads(blocked);
 
     result = wxEntryStart(argc, argv);
     delete [] argv;
 
-    wxPyBeginBlockThreads();
+    blocked = wxPyBeginBlockThreads();
     if (! result)  {
         PyErr_SetString(PyExc_SystemError, "wxEntryStart failed!");
         goto error;
@@ -439,7 +446,7 @@ void wxPyApp::_BootstrapApp()
     Py_XDECREF(retval);
     Py_XDECREF(pyint);
 
-    wxPyEndBlockThreads();
+    wxPyEndBlockThreads(blocked);
 };
 
 //---------------------------------------------------------------------
@@ -561,18 +568,23 @@ PyObject* __wxPySetDictionary(PyObject* /* self */, PyObject* args)
 
 #ifdef __WXMOTIF__
 #define wxPlatform "__WXMOTIF__"
+#define wxPlatName "wxMotif"
 #endif
 #ifdef __WXX11__
 #define wxPlatform "__WXX11__"
+#define wxPlatName "wxX11"
 #endif
 #ifdef __WXGTK__
 #define wxPlatform "__WXGTK__"
+#define wxPlatName "wxGTK"
 #endif
-#if defined(__WIN32__) || defined(__WXMSW__)
+#ifdef __WXMSW__
 #define wxPlatform "__WXMSW__"
+#define wxPlatName "wxMSW"
 #endif
 #ifdef __WXMAC__
 #define wxPlatform "__WXMAC__"
+#define wxPlatName "wxMac"
 #endif
 
 #ifdef __WXDEBUG__
@@ -581,10 +593,41 @@ PyObject* __wxPySetDictionary(PyObject* /* self */, PyObject* args)
     int wxdebug = 0;
 #endif
 
+    // These should be deprecated in favor of the PlatformInfo tuple built below...
     PyDict_SetItemString(wxPython_dict, "Platform", PyString_FromString(wxPlatform));
     PyDict_SetItemString(wxPython_dict, "USE_UNICODE", PyInt_FromLong(wxUSE_UNICODE));
     PyDict_SetItemString(wxPython_dict, "__WXDEBUG__", PyInt_FromLong(wxdebug));
 
+    
+    PyObject* PlatInfo = PyList_New(0);
+    PyObject* obj;
+
+#define _AddInfoString(st) \
+    obj = PyString_FromString(st); \
+    PyList_Append(PlatInfo, obj); \
+    Py_DECREF(obj)
+
+    _AddInfoString(wxPlatform);
+    _AddInfoString(wxPlatName);
+#if wxUSE_UNICODE
+    _AddInfoString("unicode");
+#else
+    _AddInfoString("ascii");
+#endif
+#ifdef __WXGTK__
+#ifdef __WXGTK20__
+    _AddInfoString("gtk2");
+#else
+    _AddInfoString("gtk1");
+#endif
+#endif
+
+#undef _AddInfoString
+
+    PyObject* PlatInfoTuple = PyList_AsTuple(PlatInfo);
+    Py_DECREF(PlatInfo);
+    PyDict_SetItemString(wxPython_dict, "PlatformInfo", PlatInfoTuple);
+    
     RETURN_NONE();
 }
 
@@ -688,6 +731,16 @@ void wxPy_ReinitStockObjects(int pass)
     else if (pass == 2) { rsoPass2(#name); } \
     else if (pass == 3) { rsoPass3(#name, #classname, (void*)&name); }
 
+    // If there is already an App object then wxPython is probably embedded in
+    // a wx C++ application, so there is no need to do all this.
+    static bool embedded = false;
+    if ((pass == 1 || pass == 2) && wxTheApp) {
+        embedded = true;
+        return;
+    }
+    if (pass == 3 && embedded)
+        return;
+    
 
     REINITOBJ(wxNORMAL_FONT, wxFont);
     REINITOBJ(wxSMALL_FONT, wxFont);
@@ -757,19 +810,19 @@ void wxPy_ReinitStockObjects(int pass)
 void wxPyClientData_dtor(wxPyClientData* self) {
     if (! wxPyDoingCleanup) {           // Don't do it during cleanup as Python
                                         // may have already garbage collected the object...
-        wxPyBeginBlockThreads();
+        bool blocked = wxPyBeginBlockThreads();
         Py_DECREF(self->m_obj);
         self->m_obj = NULL;
-        wxPyEndBlockThreads();
+        wxPyEndBlockThreads(blocked);
     }
 }
 
 void wxPyUserData_dtor(wxPyUserData* self) {
     if (! wxPyDoingCleanup) {
-        wxPyBeginBlockThreads();
+        bool blocked = wxPyBeginBlockThreads();
         Py_DECREF(self->m_obj);
         self->m_obj = NULL;
-        wxPyEndBlockThreads();
+        wxPyEndBlockThreads(blocked);
     }
 }
 
@@ -786,7 +839,7 @@ void wxPyOORClientData_dtor(wxPyOORClientData* self) {
 
     static PyObject* deadObjectClass = NULL;
 
-    wxPyBeginBlockThreads();
+    bool blocked = wxPyBeginBlockThreads();
     if (deadObjectClass == NULL) {
         deadObjectClass = PyDict_GetItemString(wxPython_dict, "_wxPyDeadObject");
         // TODO:  Can not wxASSERT here because inside a wxPyBeginBlock Threads,
@@ -831,7 +884,7 @@ void wxPyOORClientData_dtor(wxPyOORClientData* self) {
     }
 
     // m_obj is DECREF'd in the base class dtor...
-    wxPyEndBlockThreads();
+    wxPyEndBlockThreads(blocked);
 }
 
 
@@ -1002,7 +1055,6 @@ PyThreadState* wxPyBeginAllowThreads() {
 #ifdef WXP_WITH_THREAD
     PyThreadState* saved = PyEval_SaveThread();  // Py_BEGIN_ALLOW_THREADS;
     wxPySaveThreadState(saved);
-    wxPyGetThreadState()->blocked -= 1;
     return saved;
 #else
     return NULL;
@@ -1011,7 +1063,6 @@ PyThreadState* wxPyBeginAllowThreads() {
 
 void wxPyEndAllowThreads(PyThreadState* saved) {
 #ifdef WXP_WITH_THREAD
-    wxPyGetThreadState()->blocked += 1;
     PyEval_RestoreThread(saved);   // Py_END_ALLOW_THREADS;
 #endif
 }
@@ -1021,21 +1072,33 @@ void wxPyEndAllowThreads(PyThreadState* saved) {
 // Calls from wxWindows back to Python code, or even any PyObject
 // manipulations, PyDECREF's and etc. are wrapped in calls to these functions:
 
-void wxPyBeginBlockThreads() {
+bool wxPyBeginBlockThreads() {
 #ifdef WXP_WITH_THREAD
+    // This works in for 2.3, maybe a good alternative to find the needed tstate?
+    // PyThreadState *check = PyGILState_GetThisThreadState();  
+
+    PyThreadState *current = _PyThreadState_Current;
+
+    // Only block if there wasn't already a tstate, or if the current one is
+    // not the one we are wanting to change to.  This should prevent deadlock
+    // if there are nested calls to wxPyBeginBlockThreads
+    bool blocked = false;
     wxPyThreadState* tstate = wxPyGetThreadState();
-    if (tstate->blocked++ == 0) {  // if nested calls then do nothing
+    if (current != tstate->tstate) {
         PyEval_RestoreThread(tstate->tstate);
+        blocked = true;
     }
+    return blocked;
 #endif
 }
 
 
-void wxPyEndBlockThreads() {
+void wxPyEndBlockThreads(bool blocked) {
 #ifdef WXP_WITH_THREAD
-    wxPyThreadState* tstate = wxPyGetThreadState();
-    tstate->blocked -= 1;
-    if ( tstate->blocked == 0) {  // if nested calls then do nothing
+    // Only unblock if we blocked in the last call to wxPyBeginBlockThreads.
+    // The value of blocked passed in needs to be the same as that returned
+    // from wxPyBeginBlockThreads at the same nesting level.
+    if ( blocked ) {
         PyEval_SaveThread();
     }
 #endif
@@ -1075,9 +1138,9 @@ PyObject* wxPyInputStream::read(int size) {
 
     // check if we have a real wxInputStream to work with
     if (!m_wxis) {
-        wxPyBeginBlockThreads();
+        bool blocked = wxPyBeginBlockThreads();
         PyErr_SetString(PyExc_IOError, "no valid C-wxInputStream");
-        wxPyEndBlockThreads();
+        wxPyEndBlockThreads(blocked);
         return NULL;
     }
 
@@ -1094,7 +1157,7 @@ PyObject* wxPyInputStream::read(int size) {
     }
 
     // error check
-    wxPyBeginBlockThreads();
+    bool blocked = wxPyBeginBlockThreads();
     wxStreamError err = m_wxis->GetLastError();
     if (err != wxSTREAM_NO_ERROR && err != wxSTREAM_EOF) {
         PyErr_SetString(PyExc_IOError,"IOError in wxInputStream");
@@ -1103,7 +1166,7 @@ PyObject* wxPyInputStream::read(int size) {
         // We use only strings for the streams, not unicode
         obj = PyString_FromStringAndSize(buf, buf.GetDataLen());
     }
-    wxPyEndBlockThreads();
+    wxPyEndBlockThreads(blocked);
     return obj;
 }
 
@@ -1116,9 +1179,9 @@ PyObject* wxPyInputStream::readline(int size) {
 
     // check if we have a real wxInputStream to work with
     if (!m_wxis) {
-        wxPyBeginBlockThreads();
+        bool blocked = wxPyBeginBlockThreads();
         PyErr_SetString(PyExc_IOError,"no valid C-wxInputStream");
-        wxPyEndBlockThreads();
+        wxPyEndBlockThreads(blocked);
         return NULL;
     }
 
@@ -1129,7 +1192,7 @@ PyObject* wxPyInputStream::readline(int size) {
     }
 
     // errorcheck
-    wxPyBeginBlockThreads();
+    bool blocked = wxPyBeginBlockThreads();
     wxStreamError err = m_wxis->GetLastError();
     if (err != wxSTREAM_NO_ERROR && err != wxSTREAM_EOF) {
         PyErr_SetString(PyExc_IOError,"IOError in wxInputStream");
@@ -1138,7 +1201,7 @@ PyObject* wxPyInputStream::readline(int size) {
         // We use only strings for the streams, not unicode
         obj = PyString_FromStringAndSize((char*)buf.GetData(), buf.GetDataLen());
     }
-    wxPyEndBlockThreads();
+    wxPyEndBlockThreads(blocked);
     return obj;
 }
 
@@ -1148,19 +1211,21 @@ PyObject* wxPyInputStream::readlines(int sizehint) {
 
     // check if we have a real wxInputStream to work with
     if (!m_wxis) {
-        wxPyBeginBlockThreads();
+        bool blocked = wxPyBeginBlockThreads();
         PyErr_SetString(PyExc_IOError,"no valid C-wxInputStream");
-        wxPyEndBlockThreads();
+        wxPyEndBlockThreads(blocked);
         return NULL;
     }
 
     // init list
-    wxPyBeginBlockThreads();
+    bool blocked = wxPyBeginBlockThreads();
     pylist = PyList_New(0);
+    wxPyEndBlockThreads(blocked);
+    
     if (!pylist) {
-        wxPyBeginBlockThreads();
+        bool blocked = wxPyBeginBlockThreads();
         PyErr_NoMemory();
-        wxPyEndBlockThreads();
+        wxPyEndBlockThreads(blocked);
         return NULL;
     }
 
@@ -1169,24 +1234,24 @@ PyObject* wxPyInputStream::readlines(int sizehint) {
     for (i=0; (m_wxis->CanRead()) && ((sizehint < 0) || (i < sizehint));) {
         PyObject* s = this->readline();
         if (s == NULL) {
-            wxPyBeginBlockThreads();
+            bool blocked = wxPyBeginBlockThreads();
             Py_DECREF(pylist);
-            wxPyEndBlockThreads();
+            wxPyEndBlockThreads(blocked);
             return NULL;
         }
-        wxPyBeginBlockThreads();
+        bool blocked = wxPyBeginBlockThreads();
         PyList_Append(pylist, s);
         i += PyString_Size(s);
-        wxPyEndBlockThreads();
+        wxPyEndBlockThreads(blocked);
     }
 
     // error check
     wxStreamError err = m_wxis->GetLastError();
     if (err != wxSTREAM_NO_ERROR && err != wxSTREAM_EOF) {
-        wxPyBeginBlockThreads();
+        bool blocked = wxPyBeginBlockThreads();
         Py_DECREF(pylist);
         PyErr_SetString(PyExc_IOError,"IOError in wxInputStream");
-        wxPyEndBlockThreads();
+        wxPyEndBlockThreads(blocked);
         return NULL;
     }
 
@@ -1214,16 +1279,18 @@ wxPyCBInputStream::wxPyCBInputStream(PyObject *r, PyObject *s, PyObject *t, bool
 
 
 wxPyCBInputStream::~wxPyCBInputStream() {
-    if (m_block) wxPyBeginBlockThreads();
+    bool blocked;
+    if (m_block) blocked = wxPyBeginBlockThreads();
     Py_XDECREF(m_read);
     Py_XDECREF(m_seek);
     Py_XDECREF(m_tell);
-    if (m_block) wxPyEndBlockThreads();
+    if (m_block) wxPyEndBlockThreads(blocked);
 }
 
 
 wxPyCBInputStream* wxPyCBInputStream::create(PyObject *py, bool block) {
-    if (block) wxPyBeginBlockThreads();
+    bool blocked;
+    if (block) blocked = wxPyBeginBlockThreads();
 
     PyObject* read = getMethod(py, "read");
     PyObject* seek = getMethod(py, "seek");
@@ -1234,11 +1301,11 @@ wxPyCBInputStream* wxPyCBInputStream::create(PyObject *py, bool block) {
         Py_XDECREF(read);
         Py_XDECREF(seek);
         Py_XDECREF(tell);
-        if (block) wxPyEndBlockThreads();
+        if (block) wxPyEndBlockThreads(blocked);
         return NULL;
     }
 
-    if (block) wxPyEndBlockThreads();
+    if (block) wxPyEndBlockThreads(blocked);
     return new wxPyCBInputStream(read, seek, tell, block);
 }
 
@@ -1276,7 +1343,7 @@ size_t wxPyCBInputStream::OnSysRead(void *buffer, size_t bufsize) {
     if (bufsize == 0)
         return 0;
 
-    wxPyBeginBlockThreads();
+    bool blocked = wxPyBeginBlockThreads();
     PyObject* arglist = Py_BuildValue("(i)", bufsize);
     PyObject* result = PyEval_CallObject(m_read, arglist);
     Py_DECREF(arglist);
@@ -1294,7 +1361,7 @@ size_t wxPyCBInputStream::OnSysRead(void *buffer, size_t bufsize) {
     }
     else
         m_lasterror = wxSTREAM_READ_ERROR;
-    wxPyEndBlockThreads();
+    wxPyEndBlockThreads(blocked);
     return o;
 }
 
@@ -1304,7 +1371,7 @@ size_t wxPyCBInputStream::OnSysWrite(const void *buffer, size_t bufsize) {
 }
 
 off_t wxPyCBInputStream::OnSysSeek(off_t off, wxSeekMode mode) {
-    wxPyBeginBlockThreads();
+    bool blocked = wxPyBeginBlockThreads();
 #ifdef _LARGE_FILES
     // off_t is a 64-bit value...
     PyObject* arglist = Py_BuildValue("(Li)", off, mode);
@@ -1314,13 +1381,13 @@ off_t wxPyCBInputStream::OnSysSeek(off_t off, wxSeekMode mode) {
     PyObject* result = PyEval_CallObject(m_seek, arglist);
     Py_DECREF(arglist);
     Py_XDECREF(result);
-    wxPyEndBlockThreads();
+    wxPyEndBlockThreads(blocked);
     return OnSysTell();
 }
 
 
 off_t wxPyCBInputStream::OnSysTell() const {
-    wxPyBeginBlockThreads();
+    bool blocked = wxPyBeginBlockThreads();
     PyObject* arglist = Py_BuildValue("()");
     PyObject* result = PyEval_CallObject(m_tell, arglist);
     Py_DECREF(arglist);
@@ -1334,7 +1401,7 @@ off_t wxPyCBInputStream::OnSysTell() const {
             o = PyInt_AsLong(result);
         Py_DECREF(result);
     };
-    wxPyEndBlockThreads();
+    wxPyEndBlockThreads(blocked);
     return o;
 }
 
@@ -1353,12 +1420,14 @@ wxPyCallback::wxPyCallback(const wxPyCallback& other) {
 }
 
 wxPyCallback::~wxPyCallback() {
-    wxPyBeginBlockThreads();
+    bool blocked = wxPyBeginBlockThreads();
     Py_DECREF(m_func);
-    wxPyEndBlockThreads();
+    wxPyEndBlockThreads(blocked);
 }
 
 
+#define wxPy_PRECALLINIT     "_preCallInit"
+#define wxPy_POSTCALLCLEANUP "_postCallCleanup"
 
 // This function is used for all events destined for Python event handlers.
 void wxPyCallback::EventThunker(wxEvent& event) {
@@ -1369,7 +1438,7 @@ void wxPyCallback::EventThunker(wxEvent& event) {
     PyObject*       tuple;
     bool            checkSkip = False;
 
-    wxPyBeginBlockThreads();
+    bool blocked = wxPyBeginBlockThreads();
     wxString className = event.GetClassInfo()->GetClassName();
 
     // If the event is one of these types then pass the original
@@ -1389,6 +1458,25 @@ void wxPyCallback::EventThunker(wxEvent& event) {
     if (!arg) {
         PyErr_Print();
     } else {
+        // "intern" the pre/post method names to speed up the HasAttr
+        static PyObject* s_preName  = NULL;
+        static PyObject* s_postName = NULL;
+        if (s_preName == NULL) {
+            s_preName  = PyString_FromString(wxPy_PRECALLINIT);
+            s_postName = PyString_FromString(wxPy_POSTCALLCLEANUP);
+        }
+        
+        // Check if the event object needs some preinitialization
+        if (PyObject_HasAttr(arg, s_preName)) {
+            result = PyObject_CallMethodObjArgs(arg, s_preName, arg, NULL);
+            if ( result ) {
+                Py_DECREF(result);   // result is ignored, but we still need to decref it
+                PyErr_Clear();       // Just in case...
+            } else {
+                PyErr_Print();
+            }            
+        }
+        
         // Call the event handler, passing the event object
         tuple = PyTuple_New(1);
         PyTuple_SET_ITEM(tuple, 0, arg);  // steals ref to arg
@@ -1400,6 +1488,17 @@ void wxPyCallback::EventThunker(wxEvent& event) {
             PyErr_Print();
         }
 
+        // Check if the event object needs some post cleanup
+        if (PyObject_HasAttr(arg, s_postName)) {
+            result = PyObject_CallMethodObjArgs(arg, s_postName, arg, NULL);
+            if ( result ) {
+                Py_DECREF(result);   // result is ignored, but we still need to decref it
+                PyErr_Clear();       // Just in case...
+            } else {
+                PyErr_Print();
+            }            
+        }
+
         if ( checkSkip ) {
             // if the event object was one of our special types and
             // it had been cloned, then we need to extract the Skipped
@@ -1414,7 +1513,7 @@ void wxPyCallback::EventThunker(wxEvent& event) {
         }
         Py_DECREF(tuple);
     }
-    wxPyEndBlockThreads();
+    wxPyEndBlockThreads(blocked);
 }
 
 
@@ -1599,10 +1698,10 @@ PyObject* wxPyCBH_callCallbackObj(const wxPyCallbackHelper& cbh, PyObject* argTu
 
 void wxPyCBH_delete(wxPyCallbackHelper* cbh) {
     if (cbh->m_incRef) {
-        wxPyBeginBlockThreads();
+        bool blocked = wxPyBeginBlockThreads();
         Py_XDECREF(cbh->m_self);
         Py_XDECREF(cbh->m_class);
-        wxPyEndBlockThreads();
+        wxPyEndBlockThreads(blocked);
     }
 }
 
@@ -1620,14 +1719,14 @@ wxPyEvtSelfRef::wxPyEvtSelfRef() {
 }
 
 wxPyEvtSelfRef::~wxPyEvtSelfRef() {
-    wxPyBeginBlockThreads();
+    bool blocked = wxPyBeginBlockThreads();
     if (m_cloned)
         Py_DECREF(m_self);
-    wxPyEndBlockThreads();
+    wxPyEndBlockThreads(blocked);
 }
 
 void wxPyEvtSelfRef::SetSelf(PyObject* self, bool clone) {
-    wxPyBeginBlockThreads();
+    bool blocked = wxPyBeginBlockThreads();
     if (m_cloned)
         Py_DECREF(m_self);
     m_self = self;
@@ -1635,7 +1734,7 @@ void wxPyEvtSelfRef::SetSelf(PyObject* self, bool clone) {
         Py_INCREF(m_self);
         m_cloned = True;
     }
-    wxPyEndBlockThreads();
+    wxPyEndBlockThreads(blocked);
 }
 
 PyObject* wxPyEvtSelfRef::GetSelf() const {
@@ -1694,7 +1793,7 @@ PyObject* wxPy_ConvertList(wxListBase* listbase) {
     wxObject*   wxObj;
     wxNode*     node = list->GetFirst();
 
-    wxPyBeginBlockThreads();
+    bool blocked = wxPyBeginBlockThreads();
     pyList = PyList_New(0);
     while (node) {
         wxObj = node->GetData();
@@ -1702,7 +1801,7 @@ PyObject* wxPy_ConvertList(wxListBase* listbase) {
         PyList_Append(pyList, pyObj);
         node = node->GetNext();
     }
-    wxPyEndBlockThreads();
+    wxPyEndBlockThreads(blocked);
     return pyList;
 }
 
@@ -1714,22 +1813,13 @@ long wxPyGetWinHandle(wxWindow* win) {
     return (long)win->GetHandle();
 #endif
 
-    // Find and return the actual X-Window.
-#ifdef __WXGTK__
-    if (win->m_wxwindow) {
-#ifdef __WXGTK20__
-        return (long) GDK_WINDOW_XWINDOW(GTK_PIZZA(win->m_wxwindow)->bin_window);
-#else
-        GdkWindowPrivate* bwin = (GdkWindowPrivate*)GTK_PIZZA(win->m_wxwindow)->bin_window;
-        if (bwin) {
-            return (long)bwin->xwindow;
-        }
+#if defined(__WXGTK__) || defined(__WXX11)
+    return (long)GetXWindow(win);
 #endif
-    }
-#endif
-
+    
 #ifdef __WXMAC__
-    return (long)MAC_WXHWND(win->MacGetRootWindow());
+    //return (long)MAC_WXHWND(win->MacGetTopLevelWindowRef());
+    return (long)win->GetHandle();
 #endif
 
     return 0;
@@ -1739,34 +1829,28 @@ long wxPyGetWinHandle(wxWindow* win) {
 // Some helper functions for typemaps in my_typemaps.i, so they won't be
 // included in every file over and over again...
 
-#if PYTHON_API_VERSION >= 1009
-    static char* wxStringErrorMsg = "String or Unicode type required";
-#else
-    static char* wxStringErrorMsg = "String type required";
-#endif
-
-
 wxString* wxString_in_helper(PyObject* source) {
-    wxString* target;
-#if PYTHON_API_VERSION >= 1009  // Have Python unicode API
+    wxString* target = NULL;
+
     if (!PyString_Check(source) && !PyUnicode_Check(source)) {
-        PyErr_SetString(PyExc_TypeError, wxStringErrorMsg);
+        PyErr_SetString(PyExc_TypeError, "String or Unicode type required");
         return NULL;
     }
 #if wxUSE_UNICODE
-    if (PyUnicode_Check(source)) {
-        target = new wxString();
-        size_t len = PyUnicode_GET_SIZE(source);
-        if (len) {
-            PyUnicode_AsWideChar((PyUnicodeObject*)source, target->GetWriteBuf(len), len);
-            target->UngetWriteBuf();
-        }
-    } else {
-        // It is a string, get pointers to it and transform to unicode
-        char* tmpPtr; int tmpSize;
-        PyString_AsStringAndSize(source, &tmpPtr, &tmpSize);
-        target = new wxString(tmpPtr, *wxConvCurrent, tmpSize);
+    PyObject* uni = source;
+    if (PyString_Check(source)) {
+        uni = PyUnicode_FromObject(source);
+        if (PyErr_Occurred()) return NULL;
+    }
+    target = new wxString();
+    size_t len = PyUnicode_GET_SIZE(uni);
+    if (len) {
+        PyUnicode_AsWideChar((PyUnicodeObject*)uni, target->GetWriteBuf(len), len);
+        target->UngetWriteBuf();
     }
+
+    if (PyString_Check(source))
+        Py_DECREF(uni);
 #else
     char* tmpPtr; int tmpSize;
     if (PyString_AsStringAndSize(source, &tmpPtr, &tmpSize) == -1) {
@@ -1775,14 +1859,7 @@ wxString* wxString_in_helper(PyObject* source) {
     }
     target = new wxString(tmpPtr, tmpSize);
 #endif // wxUSE_UNICODE
-
-#else  // No Python unicode API (1.5.2)
-    if (!PyString_Check(source)) {
-        PyErr_SetString(PyExc_TypeError, wxStringErrorMsg);
-        return NULL;
-    }
-    target = new wxString(PyString_AS_STRING(source), PyString_GET_SIZE(source));
-#endif
+    
     return target;
 }
 
@@ -1791,45 +1868,37 @@ wxString* wxString_in_helper(PyObject* source) {
 wxString Py2wxString(PyObject* source)
 {
     wxString target;
-    bool     doDecRef = False;
-
-#if PYTHON_API_VERSION >= 1009  // Have Python unicode API
-    if (!PyString_Check(source) && !PyUnicode_Check(source)) {
-        // Convert to String if not one already...  (TODO: Unicode too?)
-        source = PyObject_Str(source);
-        doDecRef = True;
-    }
 
 #if wxUSE_UNICODE
-    if (PyUnicode_Check(source)) {
-        size_t len = PyUnicode_GET_SIZE(source);
-        if (len) {
-            PyUnicode_AsWideChar((PyUnicodeObject*)source, target.GetWriteBuf(len), len);
-            target.UngetWriteBuf();
-        }
-    } else {
-        // It is a string, get pointers to it and transform to unicode
-        char* tmpPtr; int tmpSize;
-        PyString_AsStringAndSize(source, &tmpPtr, &tmpSize);
-        target = wxString(tmpPtr, *wxConvCurrent, tmpSize);
-    }
+    // Convert to a unicode object, if not already, then to a wxString
+    PyObject* uni = source;
+    if (!PyUnicode_Check(source)) {
+        uni = PyUnicode_FromObject(source);
+        if (PyErr_Occurred()) return wxEmptyString;  // TODO:  should we PyErr_Clear?
+    }    
+    size_t len = PyUnicode_GET_SIZE(uni);
+    if (len) {
+        PyUnicode_AsWideChar((PyUnicodeObject*)uni, target.GetWriteBuf(len), len);
+        target.UngetWriteBuf();
+    }
+    
+    if (!PyUnicode_Check(source))
+        Py_DECREF(uni);
 #else
+    // Convert to a string object if it isn't already, then to wxString
+    PyObject* str = source;
+    if (!PyString_Check(source)) {
+        str = PyObject_Str(source);
+        if (PyErr_Occurred()) return wxEmptyString;    // TODO:  should we PyErr_Clear?
+    }
     char* tmpPtr; int tmpSize;
-    PyString_AsStringAndSize(source, &tmpPtr, &tmpSize);
+    PyString_AsStringAndSize(str, &tmpPtr, &tmpSize);
     target = wxString(tmpPtr, tmpSize);
+    
+    if (!PyString_Check(source))
+        Py_DECREF(str);
 #endif // wxUSE_UNICODE
 
-#else  // No Python unicode API (1.5.2)
-    if (!PyString_Check(source)) {
-        // Convert to String if not one already...
-        source = PyObject_Str(source);
-        doDecRef = True;
-    }
-    target = wxString(PyString_AS_STRING(source), PyString_GET_SIZE(source));
-#endif
-
-    if (doDecRef)
-        Py_DECREF(source);
     return target;
 }