Compilo.

[wxWidgets.git] / wxPython / src / helpers.cpp

diff --git a/wxPython/src/helpers.cpp b/wxPython/src/helpers.cpp
index 512b685baaea8d7455bccd396ffb6e1cbb9b147f..9b7e3efb6d2ef738a5fc20f9e718f5dc58cb70ab 100644 (file)
--- a/wxPython/src/helpers.cpp
+++ b/wxPython/src/helpers.cpp
@@ -61,6 +61,7 @@ bool wxPyDoingCleanup = false;
 
 
 #ifdef WXP_WITH_THREAD
 
 
 #ifdef WXP_WITH_THREAD

+#if !wxPyUSE_GIL_STATE

 struct wxPyThreadState {
     unsigned long  tid;
     PyThreadState* tstate;
 struct wxPyThreadState {
     unsigned long  tid;
     PyThreadState* tstate;


@@ -76,8 +77,11 @@ WX_DEFINE_OBJARRAY(wxPyThreadStateArray);
 
 wxPyThreadStateArray* wxPyTStates = NULL;
 wxMutex*              wxPyTMutex = NULL;
 
 wxPyThreadStateArray* wxPyTStates = NULL;
 wxMutex*              wxPyTMutex = NULL;

+
+#endif

 #endif
 
 #endif
 

+

 #define DEFAULTENCODING_SIZE 64
 static char wxPyDefaultEncoding[DEFAULTENCODING_SIZE] = "ascii";
 
 #define DEFAULTENCODING_SIZE 64
 static char wxPyDefaultEncoding[DEFAULTENCODING_SIZE] = "ascii";
 


@@ -99,8 +103,8 @@ BOOL WINAPI DllMain(
     LPVOID      lpvReserved  // reserved
    )
 {
     LPVOID      lpvReserved  // reserved
    )
 {

-    // If wxPython is embedded in another wxWindows app then
-    // the inatance has already been set.
+    // If wxPython is embedded in another wxWidgets app then
+    // the instance has already been set.

     if (! wxGetInstance())
         wxSetInstance(hinstDLL);
     return true;
     if (! wxGetInstance())
         wxSetInstance(hinstDLL);
     return true;


@@ -150,7 +154,7 @@ int  wxPyApp::MainLoop() {
 bool wxPyApp::OnInitGui() {
     bool rval=true;
     wxApp::OnInitGui();  // in this case always call the base class version
 bool wxPyApp::OnInitGui() {
     bool rval=true;
     wxApp::OnInitGui();  // in this case always call the base class version

-    bool blocked = wxPyBeginBlockThreads();
+    wxPyBlock_t blocked = wxPyBeginBlockThreads();

     if (wxPyCBH_findCallback(m_myInst, "OnInitGui"))
         rval = wxPyCBH_callCallback(m_myInst, Py_BuildValue("()"));
     wxPyEndBlockThreads(blocked);
     if (wxPyCBH_findCallback(m_myInst, "OnInitGui"))
         rval = wxPyCBH_callCallback(m_myInst, Py_BuildValue("()"));
     wxPyEndBlockThreads(blocked);


@@ -160,7 +164,7 @@ bool wxPyApp::OnInitGui() {
 
 int wxPyApp::OnExit() {
     int rval=0;
 
 int wxPyApp::OnExit() {
     int rval=0;

-    bool blocked = wxPyBeginBlockThreads();
+    wxPyBlock_t blocked = wxPyBeginBlockThreads();

     if (wxPyCBH_findCallback(m_myInst, "OnExit"))
         rval = wxPyCBH_callCallback(m_myInst, Py_BuildValue("()"));
     wxPyEndBlockThreads(blocked);
     if (wxPyCBH_findCallback(m_myInst, "OnExit"))
         rval = wxPyCBH_callCallback(m_myInst, Py_BuildValue("()"));
     wxPyEndBlockThreads(blocked);


@@ -191,7 +195,7 @@ void wxPyApp::OnAssert(const wxChar *file,
 
     // If the OnAssert is overloaded in the Python class then call it...
     bool found;
 
     // If the OnAssert is overloaded in the Python class then call it...
     bool found;

-    bool blocked = wxPyBeginBlockThreads();
+    wxPyBlock_t blocked = wxPyBeginBlockThreads();

     if ((found = wxPyCBH_findCallback(m_myInst, "OnAssert"))) {
         PyObject* fso = wx2PyString(file);
         PyObject* cso = wx2PyString(file);
     if ((found = wxPyCBH_findCallback(m_myInst, "OnAssert"))) {
         PyObject* fso = wx2PyString(file);
         PyObject* cso = wx2PyString(file);


@@ -225,7 +229,7 @@ void wxPyApp::OnAssert(const wxChar *file,
             }
 
             // set the exception
             }
 
             // set the exception

-            bool blocked = wxPyBeginBlockThreads();
+            wxPyBlock_t blocked = wxPyBeginBlockThreads();

             PyObject* s = wx2PyString(buf);
             PyErr_SetObject(wxPyAssertionError, s);
             Py_DECREF(s);
             PyObject* s = wx2PyString(buf);
             PyErr_SetObject(wxPyAssertionError, s);
             Py_DECREF(s);


@@ -260,7 +264,7 @@ void wxPyApp::OnAssert(const wxChar *file,
     // For catching Apple Events
 void wxPyApp::MacOpenFile(const wxString &fileName)
 {
     // For catching Apple Events
 void wxPyApp::MacOpenFile(const wxString &fileName)
 {

-    bool blocked = wxPyBeginBlockThreads();
+    wxPyBlock_t blocked = wxPyBeginBlockThreads();

     if (wxPyCBH_findCallback(m_myInst, "MacOpenFile")) {
         PyObject* s = wx2PyString(fileName);
         wxPyCBH_callCallback(m_myInst, Py_BuildValue("(O)", s));
     if (wxPyCBH_findCallback(m_myInst, "MacOpenFile")) {
         PyObject* s = wx2PyString(fileName);
         wxPyCBH_callCallback(m_myInst, Py_BuildValue("(O)", s));


@@ -271,7 +275,7 @@ void wxPyApp::MacOpenFile(const wxString &fileName)
 
 void wxPyApp::MacPrintFile(const wxString &fileName)
 {
 
 void wxPyApp::MacPrintFile(const wxString &fileName)
 {

-    bool blocked = wxPyBeginBlockThreads();
+    wxPyBlock_t blocked = wxPyBeginBlockThreads();

     if (wxPyCBH_findCallback(m_myInst, "MacPrintFile")) {
         PyObject* s = wx2PyString(fileName);
         wxPyCBH_callCallback(m_myInst, Py_BuildValue("(O)", s));
     if (wxPyCBH_findCallback(m_myInst, "MacPrintFile")) {
         PyObject* s = wx2PyString(fileName);
         wxPyCBH_callCallback(m_myInst, Py_BuildValue("(O)", s));


@@ -282,7 +286,7 @@ void wxPyApp::MacPrintFile(const wxString &fileName)
 
 void wxPyApp::MacNewFile()
 {
 
 void wxPyApp::MacNewFile()
 {

-    bool blocked = wxPyBeginBlockThreads();
+    wxPyBlock_t blocked = wxPyBeginBlockThreads();

     if (wxPyCBH_findCallback(m_myInst, "MacNewFile"))
         wxPyCBH_callCallback(m_myInst, Py_BuildValue("()"));
     wxPyEndBlockThreads(blocked);
     if (wxPyCBH_findCallback(m_myInst, "MacNewFile"))
         wxPyCBH_callCallback(m_myInst, Py_BuildValue("()"));
     wxPyEndBlockThreads(blocked);


@@ -290,7 +294,7 @@ void wxPyApp::MacNewFile()
 
 void wxPyApp::MacReopenApp()
 {
 
 void wxPyApp::MacReopenApp()
 {

-    bool blocked = wxPyBeginBlockThreads();
+    wxPyBlock_t blocked = wxPyBeginBlockThreads();

     if (wxPyCBH_findCallback(m_myInst, "MacReopenApp"))
         wxPyCBH_callCallback(m_myInst, Py_BuildValue("()"));
     wxPyEndBlockThreads(blocked);
     if (wxPyCBH_findCallback(m_myInst, "MacReopenApp"))
         wxPyCBH_callCallback(m_myInst, Py_BuildValue("()"));
     wxPyEndBlockThreads(blocked);


@@ -383,14 +387,15 @@ void wxPyApp::SetMacHelpMenuTitleName(const wxString& val) {
 void wxPyApp::_BootstrapApp()
 {
     static      bool haveInitialized = false;
 void wxPyApp::_BootstrapApp()
 {
     static      bool haveInitialized = false;

-    bool        result, blocked;
+    bool        result;
+    wxPyBlock_t     blocked;

     PyObject*   retval = NULL;
     PyObject*   pyint  = NULL;
 
     PyObject*   retval = NULL;
     PyObject*   pyint  = NULL;
 

-    
+

     // Only initialize wxWidgets once
     if (! haveInitialized) {
     // Only initialize wxWidgets once
     if (! haveInitialized) {

-        
+

         // Get any command-line args passed to this program from the sys module
         int    argc = 0;
         char** argv = NULL;
         // Get any command-line args passed to this program from the sys module
         int    argc = 0;
         char** argv = NULL;


@@ -429,7 +434,7 @@ void wxPyApp::_BootstrapApp()
 #if defined(__WXGTK__) && PY_VERSION_HEX < 0x02040000
         setlocale(LC_NUMERIC, "C");
 #endif
 #if defined(__WXGTK__) && PY_VERSION_HEX < 0x02040000
         setlocale(LC_NUMERIC, "C");
 #endif

-    
+

         // The stock objects were all NULL when they were loaded into
         // SWIG generated proxies, so re-init those now...
         wxPy_ReinitStockObjects(3);
         // The stock objects were all NULL when they were loaded into
         // SWIG generated proxies, so re-init those now...
         wxPy_ReinitStockObjects(3);


@@ -437,7 +442,7 @@ void wxPyApp::_BootstrapApp()
         wxPyEndBlockThreads(blocked);
         haveInitialized = true;
     }
         wxPyEndBlockThreads(blocked);
         haveInitialized = true;
     }

-    
+

     // It's now ok to generate exceptions for assertion errors.
     wxPythonApp->SetStartupComplete(true);
 
     // It's now ok to generate exceptions for assertion errors.
     wxPythonApp->SetStartupComplete(true);
 


@@ -534,18 +539,20 @@ void __wxPyPreStart(PyObject* moduleDict)
 #ifdef __WXMSW__
 //     wxCrtSetDbgFlag(_CRTDBG_LEAK_CHECK_DF
 //                     | _CRTDBG_CHECK_ALWAYS_DF
 #ifdef __WXMSW__
 //     wxCrtSetDbgFlag(_CRTDBG_LEAK_CHECK_DF
 //                     | _CRTDBG_CHECK_ALWAYS_DF

-//                     | _CRTDBG_DELAY_FREE_MEM_DF                             
+//                     | _CRTDBG_DELAY_FREE_MEM_DF

 //         );
 #endif
 
 #ifdef WXP_WITH_THREAD
     PyEval_InitThreads();
 //         );
 #endif
 
 #ifdef WXP_WITH_THREAD
     PyEval_InitThreads();

+#if !wxPyUSE_GIL_STATE

     wxPyTStates = new wxPyThreadStateArray;
     wxPyTMutex = new wxMutex;
 
     // Save the current (main) thread state in our array
     PyThreadState* tstate = wxPyBeginAllowThreads();
     wxPyEndAllowThreads(tstate);
     wxPyTStates = new wxPyThreadStateArray;
     wxPyTMutex = new wxMutex;
 
     // Save the current (main) thread state in our array
     PyThreadState* tstate = wxPyBeginAllowThreads();
     wxPyEndAllowThreads(tstate);

+#endif

 #endif
 
     // Ensure that the build options in the DLL (or whatever) match this build
 #endif
 
     // Ensure that the build options in the DLL (or whatever) match this build


@@ -566,12 +573,14 @@ void __wxPyCleanup() {
         wxEntryCleanup();
     }
 #ifdef WXP_WITH_THREAD
         wxEntryCleanup();
     }
 #ifdef WXP_WITH_THREAD

+#if !wxPyUSE_GIL_STATE

     delete wxPyTMutex;
     wxPyTMutex = NULL;
     wxPyTStates->Empty();
     delete wxPyTStates;
     wxPyTStates = NULL;
 #endif
     delete wxPyTMutex;
     wxPyTMutex = NULL;
     wxPyTStates->Empty();
     delete wxPyTStates;
     wxPyTStates = NULL;
 #endif

+#endif

 }
 
 
 }
 
 


@@ -602,7 +611,7 @@ PyObject* __wxPySetDictionary(PyObject* /* self */, PyObject* args)
     wxPyNoAppError = PyErr_NewException("wx._core.PyNoAppError",
                                         PyExc_RuntimeError, NULL);
     PyDict_SetItemString(wxPython_dict, "PyNoAppError", wxPyNoAppError);
     wxPyNoAppError = PyErr_NewException("wx._core.PyNoAppError",
                                         PyExc_RuntimeError, NULL);
     PyDict_SetItemString(wxPython_dict, "PyNoAppError", wxPyNoAppError);

-    
+

 
 
 #ifdef __WXMOTIF__
 
 
 #ifdef __WXMOTIF__


@@ -665,13 +674,13 @@ PyObject* __wxPySetDictionary(PyObject* /* self */, PyObject* args)
 #else
     _AddInfoString("wx-assertions-off");
 #endif
 #else
     _AddInfoString("wx-assertions-off");
 #endif

-    
+

 #undef _AddInfoString
 
     PyObject* PlatInfoTuple = PyList_AsTuple(PlatInfo);
     Py_DECREF(PlatInfo);
     PyDict_SetItemString(wxPython_dict, "PlatformInfo", PlatInfoTuple);
 #undef _AddInfoString
 
     PyObject* PlatInfoTuple = PyList_AsTuple(PlatInfo);
     Py_DECREF(PlatInfo);
     PyDict_SetItemString(wxPython_dict, "PlatformInfo", PlatInfoTuple);

-    
+

     RETURN_NONE();
 }
 
     RETURN_NONE();
 }
 


@@ -785,7 +794,7 @@ void wxPy_ReinitStockObjects(int pass)
     if (pass == 1) { } \
     else if (pass == 2) { rsoPass2(#name); } \
     else if (pass == 3) { rsoPass3(#name, #classname, (void*)&name); }
     if (pass == 1) { } \
     else if (pass == 2) { rsoPass2(#name); } \
     else if (pass == 3) { rsoPass3(#name, #classname, (void*)&name); }

-       
+

 
     REINITOBJ(wxNORMAL_FONT, wxFont);
     REINITOBJ(wxSMALL_FONT, wxFont);
 
     REINITOBJ(wxNORMAL_FONT, wxFont);
     REINITOBJ(wxSMALL_FONT, wxFont);


@@ -868,7 +877,7 @@ bool wxPyCheckForApp() {
 
 void wxPyUserData_dtor(wxPyUserData* self) {
     if (! wxPyDoingCleanup) {
 
 void wxPyUserData_dtor(wxPyUserData* self) {
     if (! wxPyDoingCleanup) {

-        bool blocked = wxPyBeginBlockThreads();
+        wxPyBlock_t blocked = wxPyBeginBlockThreads();

         Py_DECREF(self->m_obj);
         self->m_obj = NULL;
         wxPyEndBlockThreads(blocked);
         Py_DECREF(self->m_obj);
         self->m_obj = NULL;
         wxPyEndBlockThreads(blocked);


@@ -880,7 +889,7 @@ void wxPyClientData_dtor(wxPyClientData* self) {
     if (! wxPyDoingCleanup) {           // Don't do it during cleanup as Python
                                         // may have already garbage collected the object...
         if (self->m_incRef) {
     if (! wxPyDoingCleanup) {           // Don't do it during cleanup as Python
                                         // may have already garbage collected the object...
         if (self->m_incRef) {

-            bool blocked = wxPyBeginBlockThreads();
+            wxPyBlock_t blocked = wxPyBeginBlockThreads();

             Py_DECREF(self->m_obj);
             wxPyEndBlockThreads(blocked);
         }
             Py_DECREF(self->m_obj);
             wxPyEndBlockThreads(blocked);
         }


@@ -902,7 +911,7 @@ void wxPyOORClientData_dtor(wxPyOORClientData* self) {
 
     static PyObject* deadObjectClass = NULL;
 
 
     static PyObject* deadObjectClass = NULL;
 

-    bool blocked = wxPyBeginBlockThreads();
+    wxPyBlock_t blocked = wxPyBeginBlockThreads();

     if (deadObjectClass == NULL) {
         deadObjectClass = PyDict_GetItemString(wxPython_dict, "_wxPyDeadObject");
         // TODO:  Can not wxASSERT here because inside a wxPyBeginBlock Threads,
     if (deadObjectClass == NULL) {
         deadObjectClass = PyDict_GetItemString(wxPython_dict, "_wxPyDeadObject");
         // TODO:  Can not wxASSERT here because inside a wxPyBeginBlock Threads,


@@ -1050,6 +1059,8 @@ PyObject*  wxPyMake_wxSizer(wxSizer* source, bool setThisOwn) {
 
 
 #ifdef WXP_WITH_THREAD
 
 
 #ifdef WXP_WITH_THREAD

+#if !wxPyUSE_GIL_STATE
+

 inline
 unsigned long wxPyGetCurrentThreadId() {
     return wxThread::GetCurrentId();
 inline
 unsigned long wxPyGetCurrentThreadId() {
     return wxThread::GetCurrentId();


@@ -1099,7 +1110,7 @@ void wxPySaveThreadState(PyThreadState* tstate) {
             // (i.e. ActiveX controls) will (incorrectly IMHO) use a transient
             // tstate which will then be garbage the next time we try to use
             // it...
             // (i.e. ActiveX controls) will (incorrectly IMHO) use a transient
             // tstate which will then be garbage the next time we try to use
             // it...

-            
+

             wxPyTMutex->Unlock();
             return;
         }
             wxPyTMutex->Unlock();
             return;
         }


@@ -1110,6 +1121,7 @@ void wxPySaveThreadState(PyThreadState* tstate) {
 }
 
 #endif
 }
 
 #endif

+#endif

 
 
 
 
 
 


@@ -1119,7 +1131,9 @@ void wxPySaveThreadState(PyThreadState* tstate) {
 PyThreadState* wxPyBeginAllowThreads() {
 #ifdef WXP_WITH_THREAD
     PyThreadState* saved = PyEval_SaveThread();  // Py_BEGIN_ALLOW_THREADS;
 PyThreadState* wxPyBeginAllowThreads() {
 #ifdef WXP_WITH_THREAD
     PyThreadState* saved = PyEval_SaveThread();  // Py_BEGIN_ALLOW_THREADS;

+#if !wxPyUSE_GIL_STATE

     wxPySaveThreadState(saved);
     wxPySaveThreadState(saved);

+#endif

     return saved;
 #else
     return NULL;
     return saved;
 #else
     return NULL;


@@ -1137,17 +1151,18 @@ 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:
 
 // Calls from wxWindows back to Python code, or even any PyObject
 // manipulations, PyDECREF's and etc. are wrapped in calls to these functions:
 

-bool wxPyBeginBlockThreads() {
+wxPyBlock_t wxPyBeginBlockThreads() {

 #ifdef WXP_WITH_THREAD
 #ifdef WXP_WITH_THREAD

-    // This works in for 2.3, maybe a good alternative to find the needed tstate?
-    // PyThreadState *check = PyGILState_GetThisThreadState();  
-
+#if wxPyUSE_GIL_STATE
+    PyGILState_STATE state = PyGILState_Ensure();
+    return state;
+#else

     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
     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;
+    wxPyBlock_t blocked = false;

     wxPyThreadState* tstate = wxPyGetThreadState();
     if (current != tstate->tstate) {
         PyEval_RestoreThread(tstate->tstate);
     wxPyThreadState* tstate = wxPyGetThreadState();
     if (current != tstate->tstate) {
         PyEval_RestoreThread(tstate->tstate);


@@ -1155,11 +1170,17 @@ bool wxPyBeginBlockThreads() {
     }
     return blocked;
 #endif
     }
     return blocked;
 #endif

+#else
+    return false;
+#endif

 }
 
 
 }
 
 

-void wxPyEndBlockThreads(bool blocked) {
+void wxPyEndBlockThreads(wxPyBlock_t blocked) {

 #ifdef WXP_WITH_THREAD
 #ifdef WXP_WITH_THREAD

+#if wxPyUSE_GIL_STATE
+    PyGILState_Release(blocked);
+#else

     // 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.
     // 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.


@@ -1167,6 +1188,7 @@ void wxPyEndBlockThreads(bool blocked) {
         PyEval_SaveThread();
     }
 #endif
         PyEval_SaveThread();
     }
 #endif

+#endif

 }
 
 
 }
 
 


@@ -1204,7 +1226,7 @@ PyObject* wxPyInputStream::read(int size) {
 
     // check if we have a real wxInputStream to work with
     if (!m_wxis) {
 
     // check if we have a real wxInputStream to work with
     if (!m_wxis) {

-        bool blocked = wxPyBeginBlockThreads();
+        wxPyBlock_t blocked = wxPyBeginBlockThreads();

         PyErr_SetString(PyExc_IOError, "no valid C-wxInputStream");
         wxPyEndBlockThreads(blocked);
         return NULL;
         PyErr_SetString(PyExc_IOError, "no valid C-wxInputStream");
         wxPyEndBlockThreads(blocked);
         return NULL;


@@ -1223,7 +1245,7 @@ PyObject* wxPyInputStream::read(int size) {
     }
 
     // error check
     }
 
     // error check

-    bool blocked = wxPyBeginBlockThreads();
+    wxPyBlock_t blocked = wxPyBeginBlockThreads();

     wxStreamError err = m_wxis->GetLastError();
     if (err != wxSTREAM_NO_ERROR && err != wxSTREAM_EOF) {
         PyErr_SetString(PyExc_IOError,"IOError in wxInputStream");
     wxStreamError err = m_wxis->GetLastError();
     if (err != wxSTREAM_NO_ERROR && err != wxSTREAM_EOF) {
         PyErr_SetString(PyExc_IOError,"IOError in wxInputStream");


@@ -1245,7 +1267,7 @@ PyObject* wxPyInputStream::readline(int size) {
 
     // check if we have a real wxInputStream to work with
     if (!m_wxis) {
 
     // check if we have a real wxInputStream to work with
     if (!m_wxis) {

-        bool blocked = wxPyBeginBlockThreads();
+        wxPyBlock_t blocked = wxPyBeginBlockThreads();

         PyErr_SetString(PyExc_IOError,"no valid C-wxInputStream");
         wxPyEndBlockThreads(blocked);
         return NULL;
         PyErr_SetString(PyExc_IOError,"no valid C-wxInputStream");
         wxPyEndBlockThreads(blocked);
         return NULL;


@@ -1258,7 +1280,7 @@ PyObject* wxPyInputStream::readline(int size) {
     }
 
     // errorcheck
     }
 
     // errorcheck

-    bool blocked = wxPyBeginBlockThreads();
+    wxPyBlock_t blocked = wxPyBeginBlockThreads();

     wxStreamError err = m_wxis->GetLastError();
     if (err != wxSTREAM_NO_ERROR && err != wxSTREAM_EOF) {
         PyErr_SetString(PyExc_IOError,"IOError in wxInputStream");
     wxStreamError err = m_wxis->GetLastError();
     if (err != wxSTREAM_NO_ERROR && err != wxSTREAM_EOF) {
         PyErr_SetString(PyExc_IOError,"IOError in wxInputStream");


@@ -1277,19 +1299,19 @@ PyObject* wxPyInputStream::readlines(int sizehint) {
 
     // check if we have a real wxInputStream to work with
     if (!m_wxis) {
 
     // check if we have a real wxInputStream to work with
     if (!m_wxis) {

-        bool blocked = wxPyBeginBlockThreads();
+        wxPyBlock_t blocked = wxPyBeginBlockThreads();

         PyErr_SetString(PyExc_IOError,"no valid C-wxInputStream");
         wxPyEndBlockThreads(blocked);
         return NULL;
     }
 
     // init list
         PyErr_SetString(PyExc_IOError,"no valid C-wxInputStream");
         wxPyEndBlockThreads(blocked);
         return NULL;
     }
 
     // init list

-    bool blocked = wxPyBeginBlockThreads();
+    wxPyBlock_t blocked = wxPyBeginBlockThreads();

     pylist = PyList_New(0);
     wxPyEndBlockThreads(blocked);
     pylist = PyList_New(0);
     wxPyEndBlockThreads(blocked);

-    
+

     if (!pylist) {
     if (!pylist) {

-        bool blocked = wxPyBeginBlockThreads();
+        wxPyBlock_t blocked = wxPyBeginBlockThreads();

         PyErr_NoMemory();
         wxPyEndBlockThreads(blocked);
         return NULL;
         PyErr_NoMemory();
         wxPyEndBlockThreads(blocked);
         return NULL;


@@ -1300,12 +1322,12 @@ PyObject* wxPyInputStream::readlines(int sizehint) {
     for (i=0; (m_wxis->CanRead()) && ((sizehint < 0) || (i < sizehint));) {
         PyObject* s = this->readline();
         if (s == NULL) {
     for (i=0; (m_wxis->CanRead()) && ((sizehint < 0) || (i < sizehint));) {
         PyObject* s = this->readline();
         if (s == NULL) {

-            bool blocked = wxPyBeginBlockThreads();
+            wxPyBlock_t blocked = wxPyBeginBlockThreads();

             Py_DECREF(pylist);
             wxPyEndBlockThreads(blocked);
             return NULL;
         }
             Py_DECREF(pylist);
             wxPyEndBlockThreads(blocked);
             return NULL;
         }

-        bool blocked = wxPyBeginBlockThreads();
+        wxPyBlock_t blocked = wxPyBeginBlockThreads();

         PyList_Append(pylist, s);
         i += PyString_Size(s);
         wxPyEndBlockThreads(blocked);
         PyList_Append(pylist, s);
         i += PyString_Size(s);
         wxPyEndBlockThreads(blocked);


@@ -1314,7 +1336,7 @@ PyObject* wxPyInputStream::readlines(int sizehint) {
     // error check
     wxStreamError err = m_wxis->GetLastError();
     if (err != wxSTREAM_NO_ERROR && err != wxSTREAM_EOF) {
     // error check
     wxStreamError err = m_wxis->GetLastError();
     if (err != wxSTREAM_NO_ERROR && err != wxSTREAM_EOF) {

-        bool blocked = wxPyBeginBlockThreads();
+        wxPyBlock_t blocked = wxPyBeginBlockThreads();

         Py_DECREF(pylist);
         PyErr_SetString(PyExc_IOError,"IOError in wxInputStream");
         wxPyEndBlockThreads(blocked);
         Py_DECREF(pylist);
         PyErr_SetString(PyExc_IOError,"IOError in wxInputStream");
         wxPyEndBlockThreads(blocked);


@@ -1343,9 +1365,20 @@ wxPyCBInputStream::wxPyCBInputStream(PyObject *r, PyObject *s, PyObject *t, bool
     : wxInputStream(), m_read(r), m_seek(s), m_tell(t), m_block(block)
 {}
 
     : wxInputStream(), m_read(r), m_seek(s), m_tell(t), m_block(block)
 {}
 

+wxPyCBInputStream::wxPyCBInputStream(const wxPyCBInputStream& other)
+{
+    m_read  = other.m_read;
+    m_seek  = other.m_seek;
+    m_tell  = other.m_tell;
+    m_block = other.m_block;
+    Py_INCREF(m_read);
+    Py_INCREF(m_seek);
+    Py_INCREF(m_tell);
+}
+

 
 wxPyCBInputStream::~wxPyCBInputStream() {
 
 wxPyCBInputStream::~wxPyCBInputStream() {

-    bool blocked=false;
+    wxPyBlock_t blocked;

     if (m_block) blocked = wxPyBeginBlockThreads();
     Py_XDECREF(m_read);
     Py_XDECREF(m_seek);
     if (m_block) blocked = wxPyBeginBlockThreads();
     Py_XDECREF(m_read);
     Py_XDECREF(m_seek);


@@ -1355,7 +1388,7 @@ wxPyCBInputStream::~wxPyCBInputStream() {
 
 
 wxPyCBInputStream* wxPyCBInputStream::create(PyObject *py, bool block) {
 
 
 wxPyCBInputStream* wxPyCBInputStream::create(PyObject *py, bool block) {

-    bool blocked=false;
+    wxPyBlock_t blocked;

     if (block) blocked = wxPyBeginBlockThreads();
 
     PyObject* read = getMethod(py, "read");
     if (block) blocked = wxPyBeginBlockThreads();
 
     PyObject* read = getMethod(py, "read");


@@ -1380,6 +1413,10 @@ wxPyCBInputStream* wxPyCBInputStream_create(PyObject *py, bool block) {
     return wxPyCBInputStream::create(py, block);
 }
 
     return wxPyCBInputStream::create(py, block);
 }
 

+wxPyCBInputStream* wxPyCBInputStream_copy(wxPyCBInputStream* other) {
+    return new wxPyCBInputStream(*other);
+}
+

 PyObject* wxPyCBInputStream::getMethod(PyObject* py, char* name) {
     if (!PyObject_HasAttrString(py, name))
         return NULL;
 PyObject* wxPyCBInputStream::getMethod(PyObject* py, char* name) {
     if (!PyObject_HasAttrString(py, name))
         return NULL;


@@ -1409,7 +1446,7 @@ size_t wxPyCBInputStream::OnSysRead(void *buffer, size_t bufsize) {
     if (bufsize == 0)
         return 0;
 
     if (bufsize == 0)
         return 0;
 

-    bool blocked = wxPyBeginBlockThreads();
+    wxPyBlock_t blocked = wxPyBeginBlockThreads();

     PyObject* arglist = Py_BuildValue("(i)", bufsize);
     PyObject* result = PyEval_CallObject(m_read, arglist);
     Py_DECREF(arglist);
     PyObject* arglist = Py_BuildValue("(i)", bufsize);
     PyObject* result = PyEval_CallObject(m_read, arglist);
     Py_DECREF(arglist);


@@ -1438,7 +1475,7 @@ size_t wxPyCBInputStream::OnSysWrite(const void *buffer, size_t bufsize) {
 
 
 wxFileOffset wxPyCBInputStream::OnSysSeek(wxFileOffset off, wxSeekMode mode) {
 
 
 wxFileOffset wxPyCBInputStream::OnSysSeek(wxFileOffset off, wxSeekMode mode) {

-    bool blocked = wxPyBeginBlockThreads();
+    wxPyBlock_t blocked = wxPyBeginBlockThreads();

     PyObject* arglist = PyTuple_New(2);
 
     if (sizeof(wxFileOffset) > sizeof(long))
     PyObject* arglist = PyTuple_New(2);
 
     if (sizeof(wxFileOffset) > sizeof(long))


@@ -1449,7 +1486,7 @@ wxFileOffset wxPyCBInputStream::OnSysSeek(wxFileOffset off, wxSeekMode mode) {
 
     PyTuple_SET_ITEM(arglist, 1, PyInt_FromLong(mode));
 
 
     PyTuple_SET_ITEM(arglist, 1, PyInt_FromLong(mode));
 

-    
+

     PyObject* result = PyEval_CallObject(m_seek, arglist);
     Py_DECREF(arglist);
     Py_XDECREF(result);
     PyObject* result = PyEval_CallObject(m_seek, arglist);
     Py_DECREF(arglist);
     Py_XDECREF(result);


@@ -1459,7 +1496,7 @@ wxFileOffset wxPyCBInputStream::OnSysSeek(wxFileOffset off, wxSeekMode mode) {
 
 
 wxFileOffset wxPyCBInputStream::OnSysTell() const {
 
 
 wxFileOffset wxPyCBInputStream::OnSysTell() const {

-    bool blocked = wxPyBeginBlockThreads();
+    wxPyBlock_t blocked = wxPyBeginBlockThreads();

     PyObject* arglist = Py_BuildValue("()");
     PyObject* result = PyEval_CallObject(m_tell, arglist);
     Py_DECREF(arglist);
     PyObject* arglist = Py_BuildValue("()");
     PyObject* result = PyEval_CallObject(m_tell, arglist);
     Py_DECREF(arglist);


@@ -1477,7 +1514,7 @@ wxFileOffset wxPyCBInputStream::OnSysTell() const {
 
 //----------------------------------------------------------------------
 
 
 //----------------------------------------------------------------------
 

-IMPLEMENT_ABSTRACT_CLASS(wxPyCallback, wxEvtHandler);
+IMPLEMENT_ABSTRACT_CLASS(wxPyCallback, wxObject);

 
 wxPyCallback::wxPyCallback(PyObject* func) {
     m_func = func;
 
 wxPyCallback::wxPyCallback(PyObject* func) {
     m_func = func;


@@ -1490,7 +1527,7 @@ wxPyCallback::wxPyCallback(const wxPyCallback& other) {
 }
 
 wxPyCallback::~wxPyCallback() {
 }
 
 wxPyCallback::~wxPyCallback() {

-    bool blocked = wxPyBeginBlockThreads();
+    wxPyBlock_t blocked = wxPyBeginBlockThreads();

     Py_DECREF(m_func);
     wxPyEndBlockThreads(blocked);
 }
     Py_DECREF(m_func);
     wxPyEndBlockThreads(blocked);
 }


@@ -1508,7 +1545,7 @@ void wxPyCallback::EventThunker(wxEvent& event) {
     PyObject*       tuple;
     bool            checkSkip = false;
 
     PyObject*       tuple;
     bool            checkSkip = false;
 

-    bool blocked = wxPyBeginBlockThreads();
+    wxPyBlock_t blocked = wxPyBeginBlockThreads();

     wxString className = event.GetClassInfo()->GetClassName();
 
     // If the event is one of these types then pass the original
     wxString className = event.GetClassInfo()->GetClassName();
 
     // If the event is one of these types then pass the original


@@ -1535,7 +1572,7 @@ void wxPyCallback::EventThunker(wxEvent& event) {
             s_preName  = PyString_FromString(wxPy_PRECALLINIT);
             s_postName = PyString_FromString(wxPy_POSTCALLCLEANUP);
         }
             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);
         // Check if the event object needs some preinitialization
         if (PyObject_HasAttr(arg, s_preName)) {
             result = PyObject_CallMethodObjArgs(arg, s_preName, arg, NULL);


@@ -1544,9 +1581,9 @@ void wxPyCallback::EventThunker(wxEvent& event) {
                 PyErr_Clear();       // Just in case...
             } else {
                 PyErr_Print();
                 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
         // Call the event handler, passing the event object
         tuple = PyTuple_New(1);
         PyTuple_SET_ITEM(tuple, 0, arg);  // steals ref to arg


@@ -1566,7 +1603,7 @@ void wxPyCallback::EventThunker(wxEvent& event) {
                 PyErr_Clear();       // Just in case...
             } else {
                 PyErr_Print();
                 PyErr_Clear();       // Just in case...
             } else {
                 PyErr_Print();

-            }            
+            }

         }
 
         if ( checkSkip ) {
         }
 
         if ( checkSkip ) {


@@ -1768,7 +1805,7 @@ PyObject* wxPyCBH_callCallbackObj(const wxPyCallbackHelper& cbh, PyObject* argTu
 
 void wxPyCBH_delete(wxPyCallbackHelper* cbh) {
     if (cbh->m_incRef) {
 
 void wxPyCBH_delete(wxPyCallbackHelper* cbh) {
     if (cbh->m_incRef) {

-        bool blocked = wxPyBeginBlockThreads();
+        wxPyBlock_t blocked = wxPyBeginBlockThreads();

         Py_XDECREF(cbh->m_self);
         Py_XDECREF(cbh->m_class);
         wxPyEndBlockThreads(blocked);
         Py_XDECREF(cbh->m_self);
         Py_XDECREF(cbh->m_class);
         wxPyEndBlockThreads(blocked);


@@ -1789,14 +1826,14 @@ wxPyEvtSelfRef::wxPyEvtSelfRef() {
 }
 
 wxPyEvtSelfRef::~wxPyEvtSelfRef() {
 }
 
 wxPyEvtSelfRef::~wxPyEvtSelfRef() {

-    bool blocked = wxPyBeginBlockThreads();
+    wxPyBlock_t blocked = wxPyBeginBlockThreads();

     if (m_cloned)
         Py_DECREF(m_self);
     wxPyEndBlockThreads(blocked);
 }
 
 void wxPyEvtSelfRef::SetSelf(PyObject* self, bool clone) {
     if (m_cloned)
         Py_DECREF(m_self);
     wxPyEndBlockThreads(blocked);
 }
 
 void wxPyEvtSelfRef::SetSelf(PyObject* self, bool clone) {

-    bool blocked = wxPyBeginBlockThreads();
+    wxPyBlock_t blocked = wxPyBeginBlockThreads();

     if (m_cloned)
         Py_DECREF(m_self);
     m_self = self;
     if (m_cloned)
         Py_DECREF(m_self);
     m_self = self;


@@ -1863,7 +1900,7 @@ PyObject* wxPy_ConvertList(wxListBase* listbase) {
     wxObject*   wxObj;
     wxNode*     node = list->GetFirst();
 
     wxObject*   wxObj;
     wxNode*     node = list->GetFirst();
 

-    bool blocked = wxPyBeginBlockThreads();
+    wxPyBlock_t blocked = wxPyBeginBlockThreads();

     pyList = PyList_New(0);
     while (node) {
         wxObj = node->GetData();
     pyList = PyList_New(0);
     while (node) {
         wxObj = node->GetData();


@@ -1886,7 +1923,7 @@ long wxPyGetWinHandle(wxWindow* win) {
 #if defined(__WXGTK__) || defined(__WXX11)
     return (long)GetXWindow(win);
 #endif
 #if defined(__WXGTK__) || defined(__WXX11)
     return (long)GetXWindow(win);
 #endif

-    
+

 #ifdef __WXMAC__
     //return (long)MAC_WXHWND(win->MacGetTopLevelWindowRef());
     return (long)win->GetHandle();
 #ifdef __WXMAC__
     //return (long)MAC_WXHWND(win->MacGetTopLevelWindowRef());
     return (long)win->GetHandle();


@@ -1927,7 +1964,7 @@ wxString* wxString_in_helper(PyObject* source) {
     if (PyUnicode_Check(source)) {
         str = PyUnicode_AsEncodedString(source, wxPyDefaultEncoding, "strict");
         if (PyErr_Occurred()) return NULL;
     if (PyUnicode_Check(source)) {
         str = PyUnicode_AsEncodedString(source, wxPyDefaultEncoding, "strict");
         if (PyErr_Occurred()) return NULL;

-    }    
+    }

     else if (!PyString_Check(source)) {
         str = PyObject_Str(source);
         if (PyErr_Occurred()) return NULL;
     else if (!PyString_Check(source)) {
         str = PyObject_Str(source);
         if (PyErr_Occurred()) return NULL;


@@ -1935,11 +1972,11 @@ wxString* wxString_in_helper(PyObject* source) {
     char* tmpPtr; int tmpSize;
     PyString_AsStringAndSize(str, &tmpPtr, &tmpSize);
     target = new wxString(tmpPtr, tmpSize);
     char* tmpPtr; int tmpSize;
     PyString_AsStringAndSize(str, &tmpPtr, &tmpSize);
     target = new wxString(tmpPtr, tmpSize);

-    
+

     if (!PyString_Check(source))
         Py_DECREF(str);
 #endif // wxUSE_UNICODE
     if (!PyString_Check(source))
         Py_DECREF(str);
 #endif // wxUSE_UNICODE

-    
+

     return target;
 }
 
     return target;
 }
 


@@ -1955,13 +1992,13 @@ wxString Py2wxString(PyObject* source)
     if (!PyUnicode_Check(source)) {
         uni = PyUnicode_FromEncodedObject(source, wxPyDefaultEncoding, "strict");
         if (PyErr_Occurred()) return wxEmptyString;  // TODO:  should we PyErr_Clear?
     if (!PyUnicode_Check(source)) {
         uni = PyUnicode_FromEncodedObject(source, wxPyDefaultEncoding, "strict");
         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();
     }
     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
     if (!PyUnicode_Check(source))
         Py_DECREF(uni);
 #else


@@ -1970,7 +2007,7 @@ wxString Py2wxString(PyObject* source)
     if (PyUnicode_Check(source)) {
         str = PyUnicode_AsEncodedString(source, wxPyDefaultEncoding, "strict");
         if (PyErr_Occurred()) return wxEmptyString;    // TODO:  should we PyErr_Clear?
     if (PyUnicode_Check(source)) {
         str = PyUnicode_AsEncodedString(source, wxPyDefaultEncoding, "strict");
         if (PyErr_Occurred()) return wxEmptyString;    // TODO:  should we PyErr_Clear?

-    }    
+    }

     else if (!PyString_Check(source)) {
         str = PyObject_Str(source);
         if (PyErr_Occurred()) return wxEmptyString;    // TODO:  should we PyErr_Clear?
     else if (!PyString_Check(source)) {
         str = PyObject_Str(source);
         if (PyErr_Occurred()) return wxEmptyString;    // TODO:  should we PyErr_Clear?


@@ -1978,7 +2015,7 @@ wxString Py2wxString(PyObject* source)
     char* tmpPtr; int tmpSize;
     PyString_AsStringAndSize(str, &tmpPtr, &tmpSize);
     target = wxString(tmpPtr, tmpSize);
     char* tmpPtr; int tmpSize;
     PyString_AsStringAndSize(str, &tmpPtr, &tmpSize);
     target = wxString(tmpPtr, tmpSize);

-    
+

     if (!PyString_Check(source))
         Py_DECREF(str);
 #endif // wxUSE_UNICODE
     if (!PyString_Check(source))
         Py_DECREF(str);
 #endif // wxUSE_UNICODE