// Licence: wxWindows license
/////////////////////////////////////////////////////////////////////////////
-#include <stdio.h> // get the correct definition of NULL
#undef DEBUG
#include <Python.h>
#include "helpers.h"
+#include "pyistream.h"
#ifdef __WXMSW__
#include <wx/msw/private.h>
-#undef FindWindow
-#undef GetCharWidth
-#undef LoadAccelerators
-#undef GetClassInfo
-#undef GetClassName
+#include <wx/msw/winundef.h>
+#include <wx/msw/msvcrt.h>
#endif
#ifdef __WXGTK__
#include <wx/gtk/win_gtk.h>
#endif
+#include <wx/clipbrd.h>
+#include <wx/mimetype.h>
+#include <wx/image.h>
+//----------------------------------------------------------------------
+
+#if PYTHON_API_VERSION <= 1007 && wxUSE_UNICODE
+#error Python must support Unicode to use wxWindows Unicode
+#endif
+
+//----------------------------------------------------------------------
+
+wxPyApp* wxPythonApp = NULL; // Global instance of application object
+bool wxPyDoCleanup = FALSE;
+bool wxPyDoingCleanup = FALSE;
+
+
+#ifdef WXP_WITH_THREAD
+struct wxPyThreadState {
+ unsigned long tid;
+ PyThreadState* tstate;
+
+ wxPyThreadState(unsigned long _tid=0, PyThreadState* _tstate=NULL)
+ : tid(_tid), tstate(_tstate) {}
+};
+
+#include <wx/dynarray.h>
+WX_DECLARE_OBJARRAY(wxPyThreadState, wxPyThreadStateArray);
+#include <wx/arrimpl.cpp>
+WX_DEFINE_OBJARRAY(wxPyThreadStateArray);
+
+wxPyThreadStateArray* wxPyTStates = NULL;
+wxMutex* wxPyTMutex = NULL;
+#endif
+
+
+static PyObject* wxPython_dict = NULL;
+static PyObject* wxPyPtrTypeMap = NULL;
+static PyObject* wxPyAssertionError = NULL;
#ifdef __WXMSW__ // If building for win32...
LPVOID lpvReserved // reserved
)
{
- wxSetInstance(hinstDLL);
- return 1;
+ // If wxPython is embedded in another wxWindows app then
+ // the inatance has already been set.
+ if (! wxGetInstance())
+ wxSetInstance(hinstDLL);
+ return TRUE;
}
#endif
//----------------------------------------------------------------------
-// Class for implementing the wxp main application shell.
+// Classes for implementing the wxp main application shell.
//----------------------------------------------------------------------
-wxPyApp *wxPythonApp = NULL; // Global instance of application object
+IMPLEMENT_ABSTRACT_CLASS(wxPyApp, wxApp);
wxPyApp::wxPyApp() {
-// printf("**** ctor\n");
+ m_assertMode = wxPYAPP_ASSERT_EXCEPTION;
}
+
wxPyApp::~wxPyApp() {
-// printf("**** dtor\n");
}
-// This one isn't acutally called... See __wxStart()
-bool wxPyApp::OnInit(void) {
+// This one isn't acutally called... We fake it with __wxStart()
+bool wxPyApp::OnInit() {
return FALSE;
}
-int wxPyApp::MainLoop(void) {
+
+int wxPyApp::MainLoop() {
int retval = 0;
DeletePendingObjects();
-#ifdef __WXGTK__
- m_initialized = wxTopLevelWindows.GetCount() != 0;
-#endif
+ bool initialized = wxTopLevelWindows.GetCount() != 0;
+
+ if (initialized) {
+ if ( m_exitOnFrameDelete == Later ) {
+ m_exitOnFrameDelete = Yes;
+ }
- if (Initialized()) {
retval = wxApp::MainLoop();
- wxPythonApp->OnExit();
+ OnExit();
}
return retval;
}
+bool wxPyApp::OnInitGui() {
+ bool rval=TRUE;
+ wxApp::OnInitGui(); // in this case always call the base class version
+ // wxPyBeginBlockThreads(); *** only called from within __wxStart so we already have the GIL
+ if (wxPyCBH_findCallback(m_myInst, "OnInitGui"))
+ rval = wxPyCBH_callCallback(m_myInst, Py_BuildValue("()"));
+ // wxPyEndBlockThreads(); ***
+ return rval;
+}
+
+
+int wxPyApp::OnExit() {
+ int rval=0;
+ wxPyBeginBlockThreads();
+ if (wxPyCBH_findCallback(m_myInst, "OnExit"))
+ rval = wxPyCBH_callCallback(m_myInst, Py_BuildValue("()"));
+ wxPyEndBlockThreads();
+ wxApp::OnExit(); // in this case always call the base class version
+ return rval;
+}
+
+
+#ifdef __WXDEBUG__
+void wxPyApp::OnAssert(const wxChar *file,
+ int line,
+ const wxChar *cond,
+ const wxChar *msg) {
+
+ // If the OnAssert is overloaded in the Python class then call it...
+ bool found;
+ wxPyBeginBlockThreads();
+ if ((found = wxPyCBH_findCallback(m_myInst, "OnAssert"))) {
+ PyObject* fso = wx2PyString(file);
+ PyObject* cso = wx2PyString(file);
+ PyObject* mso;
+ if (msg != NULL)
+ mso = wx2PyString(file);
+ else {
+ mso = Py_None; Py_INCREF(Py_None);
+ }
+ wxPyCBH_callCallback(m_myInst, Py_BuildValue("(OiOO)", fso, line, cso, mso));
+ Py_DECREF(fso);
+ Py_DECREF(cso);
+ Py_DECREF(mso);
+ }
+ wxPyEndBlockThreads();
+
+ // ...otherwise do our own thing with it
+ if (! found) {
+ // ignore it?
+ if (m_assertMode & wxPYAPP_ASSERT_SUPPRESS)
+ return;
+
+ // turn it into a Python exception?
+ if (m_assertMode & wxPYAPP_ASSERT_EXCEPTION) {
+ wxString buf;
+ buf.Alloc(4096);
+ buf.Printf(wxT("C++ assertion \"%s\" failed in %s(%d)"), cond, file, line);
+ if (msg != NULL) {
+ buf += wxT(": ");
+ buf += msg;
+ }
+
+ // set the exception
+ wxPyBeginBlockThreads();
+ PyObject* s = wx2PyString(buf);
+ PyErr_SetObject(wxPyAssertionError, s);
+ Py_DECREF(s);
+ wxPyEndBlockThreads();
+
+ // Now when control returns to whatever API wrapper was called from
+ // Python it should detect that an exception is set and will return
+ // NULL, signalling the exception to Python.
+ }
+
+ // Send it to the normal log destination, but only if
+ // not _DIALOG because it will call this too
+ if ( (m_assertMode & wxPYAPP_ASSERT_LOG) && !(m_assertMode & wxPYAPP_ASSERT_DIALOG)) {
+ wxString buf;
+ buf.Alloc(4096);
+ buf.Printf(wxT("%s(%d): assert \"%s\" failed"),
+ file, line, cond);
+ if (msg != NULL) {
+ buf += wxT(": ");
+ buf += msg;
+ }
+ wxLogDebug(buf);
+ }
+
+ // do the normal wx assert dialog?
+ if (m_assertMode & wxPYAPP_ASSERT_DIALOG)
+ wxApp::OnAssert(file, line, cond, msg);
+ }
+}
+#endif
+
+
+/*static*/
+bool wxPyApp::GetMacSupportPCMenuShortcuts() {
+#ifdef __WXMAC__
+ return s_macSupportPCMenuShortcuts;
+#else
+ return 0;
+#endif
+}
+
+/*static*/
+long wxPyApp::GetMacAboutMenuItemId() {
+#ifdef __WXMAC__
+ return s_macAboutMenuItemId;
+#else
+ return 0;
+#endif
+}
+
+/*static*/
+long wxPyApp::GetMacPreferencesMenuItemId() {
+#ifdef __WXMAC__
+ return s_macPreferencesMenuItemId;
+#else
+ return 0;
+#endif
+}
+
+/*static*/
+long wxPyApp::GetMacExitMenuItemId() {
+#ifdef __WXMAC__
+ return s_macExitMenuItemId;
+#else
+ return 0;
+#endif
+}
+
+/*static*/
+wxString wxPyApp::GetMacHelpMenuTitleName() {
+#ifdef __WXMAC__
+ return s_macHelpMenuTitleName;
+#else
+ return wxEmptyString;
+#endif
+}
+
+/*static*/
+void wxPyApp::SetMacSupportPCMenuShortcuts(bool val) {
+#ifdef __WXMAC__
+ s_macSupportPCMenuShortcuts = val;
+#endif
+}
+
+/*static*/
+void wxPyApp::SetMacAboutMenuItemId(long val) {
+#ifdef __WXMAC__
+ s_macAboutMenuItemId = val;
+#endif
+}
+
+/*static*/
+void wxPyApp::SetMacPreferencesMenuItemId(long val) {
+#ifdef __WXMAC__
+ s_macPreferencesMenuItemId = val;
+#endif
+}
+
+/*static*/
+void wxPyApp::SetMacExitMenuItemId(long val) {
+#ifdef __WXMAC__
+ s_macExitMenuItemId = val;
+#endif
+}
+
+/*static*/
+void wxPyApp::SetMacHelpMenuTitleName(const wxString& val) {
+#ifdef __WXMAC__
+ s_macHelpMenuTitleName = val;
+#endif
+}
+
+
+
//---------------------------------------------------------------------
//----------------------------------------------------------------------
-#ifdef __WXMSW__
-#include "wx/msw/msvcrt.h"
-#endif
+#if 0
+static char* wxPyCopyCString(const wxChar* src)
+{
+ wxWX2MBbuf buff = (wxWX2MBbuf)wxConvCurrent->cWX2MB(src);
+ size_t len = strlen(buff);
+ char* dest = new char[len+1];
+ strcpy(dest, buff);
+ return dest;
+}
-int WXDLLEXPORT wxEntryStart( int argc, char** argv );
-int WXDLLEXPORT wxEntryInitGui();
-void WXDLLEXPORT wxEntryCleanup();
+#if wxUSE_UNICODE
+static char* wxPyCopyCString(const char* src) // we need a char version too
+{
+ size_t len = strlen(src);
+ char* dest = new char[len+1];
+ strcpy(dest, src);
+ return dest;
+}
+#endif
+static wxChar* wxPyCopyWString(const char *src)
+{
+ //wxMB2WXbuf buff = wxConvCurrent->cMB2WX(src);
+ wxString str(src, *wxConvCurrent);
+ return copystring(str);
+}
-#ifdef WXP_WITH_THREAD
-PyInterpreterState* wxPyInterpreter = NULL;
+#if wxUSE_UNICODE
+static wxChar* wxPyCopyWString(const wxChar *src)
+{
+ return copystring(src);
+}
#endif
+#endif
+
+//----------------------------------------------------------------------
-// This is where we pick up the first part of the wxEntry functionality...
-// The rest is in __wxStart and __wxCleanup. This function is called when
-// wxcmodule is imported. (Before there is a wxApp object.)
-void __wxPreStart()
+// This function is called when the wxc module is imported to do some initial
+// setup. (Before there is a wxApp object.)
+void __wxPreStart(PyObject* moduleDict)
{
#ifdef __WXMSW__
#ifdef WXP_WITH_THREAD
PyEval_InitThreads();
- wxPyInterpreter = PyThreadState_Get()->interp;
+ wxPyTStates = new wxPyThreadStateArray;
+ wxPyTMutex = new wxMutex;
#endif
- // Bail out if there is already windows created. This means that the
- // toolkit has already been initialized, as in embedding wxPython in
- // a C++ wxWindows app.
- if (wxTopLevelWindows.Number() > 0)
- return;
-
-
- int argc = 0;
- char** argv = NULL;
- PyObject* sysargv = PySys_GetObject("argv");
- if (sysargv != NULL) {
- argc = PyList_Size(sysargv);
- argv = new char*[argc+1];
- int x;
- for(x=0; x<argc; x++)
- argv[x] = copystring(PyString_AsString(PyList_GetItem(sysargv, x)));
- argv[argc] = NULL;
- }
+ // Ensure that the build options in the DLL (or whatever) match this build
+ wxApp::CheckBuildOptions(WX_BUILD_OPTIONS_SIGNATURE, "wxPython");
- wxEntryStart(argc, argv);
- delete [] argv;
+ // Create an exception object to use for wxASSERTions
+ wxPyAssertionError = PyErr_NewException("wxPython.wxc.wxPyAssertionError",
+ PyExc_AssertionError, NULL);
+ PyDict_SetItemString(moduleDict, "wxPyAssertionError", wxPyAssertionError);
}
-// Start the user application, user App's OnInit method is a parameter here
+// Initialize wxWindows and bootstrap the user application by calling the
+// wxApp's OnInit, which is a parameter to this funciton. See wxApp.__init__
+// in _extras.py to learn how the bootstrap is started.
PyObject* __wxStart(PyObject* /* self */, PyObject* args)
{
PyObject* onInitFunc = NULL;
- PyObject* arglist;
- PyObject* result;
+ PyObject* arglist= NULL;
+ PyObject* result = NULL;
+ PyObject* pyint = NULL;
long bResult;
if (!PyArg_ParseTuple(args, "O", &onInitFunc))
return NULL;
-#if 0 // Try it out without this check, see how it does...
- if (wxTopLevelWindows.Number() > 0) {
- PyErr_SetString(PyExc_TypeError, "Only 1 wxApp per process!");
- return NULL;
- }
-#endif
-
- // This is the next part of the wxEntry functionality...
+ // Get any command-line args passed to this program from the sys module
int argc = 0;
char** argv = NULL;
PyObject* sysargv = PySys_GetObject("argv");
argc = PyList_Size(sysargv);
argv = new char*[argc+1];
int x;
- for(x=0; x<argc; x++)
- argv[x] = copystring(PyString_AsString(PyList_GetItem(sysargv, x)));
+ for(x=0; x<argc; x++) {
+ PyObject *pyArg = PyList_GetItem(sysargv, x);
+ argv[x] = PyString_AsString(pyArg);
+ }
argv[argc] = NULL;
}
- wxPythonApp->argc = argc;
- wxPythonApp->argv = argv;
- wxEntryInitGui();
+ if (! wxEntryStart(argc, argv) ) {
+ PyErr_SetString(PyExc_SystemError, // is this the right one?
+ "wxEntryStart failed!");
+ goto error;
+ }
+ delete [] argv;
+
+
+ // The stock objects were all NULL when they were loaded into
+ // SWIG generated proxies, so re-init those now...
+ wxPy_ReinitStockObjects();
- // Call the Python App's OnInit function
+
+ // Call the Python wxApp's OnInit function
arglist = PyTuple_New(0);
result = PyEval_CallObject(onInitFunc, arglist);
+ Py_DECREF(arglist);
if (!result) { // an exception was raised.
return NULL;
}
- if (! PyInt_Check(result)) {
+ pyint = PyNumber_Int(result);
+ if (! pyint) {
PyErr_SetString(PyExc_TypeError, "OnInit should return a boolean value");
- return NULL;
+ goto error;
}
- bResult = PyInt_AS_LONG(result);
+ bResult = PyInt_AS_LONG(pyint);
if (! bResult) {
PyErr_SetString(PyExc_SystemExit, "OnInit returned FALSE, exiting...");
- return NULL;
+ goto error;
}
-#ifdef __WXGTK__
- wxTheApp->m_initialized = (wxTopLevelWindows.GetCount() > 0);
-#endif
-
+ Py_DECREF(result);
+ Py_DECREF(pyint);
Py_INCREF(Py_None);
return Py_None;
+
+ error:
+ Py_XDECREF(result);
+ Py_XDECREF(pyint);
+ return NULL;
}
+
+
void __wxCleanup() {
- wxEntryCleanup();
+ wxPyDoingCleanup = TRUE;
+ if (wxPyDoCleanup)
+ wxEntryCleanup();
+#ifdef WXP_WITH_THREAD
+ delete wxPyTMutex;
+ wxPyTMutex = NULL;
+ wxPyTStates->Empty();
+ delete wxPyTStates;
+ wxPyTStates = NULL;
+#endif
}
-static PyObject* wxPython_dict = NULL;
-static PyObject* wxPyPtrTypeMap = NULL;
PyObject* __wxSetDictionary(PyObject* /* self */, PyObject* args)
{
#ifdef __WXMOTIF__
#define wxPlatform "__WXMOTIF__"
#endif
-#ifdef __WXQT__
-#define wxPlatform "__WXQT__"
+#ifdef __WXX11__
+#define wxPlatform "__WXX11__"
#endif
#ifdef __WXGTK__
#define wxPlatform "__WXGTK__"
#define wxPlatform "__WXMAC__"
#endif
+#ifdef __WXDEBUG__
+ int wxdebug = 1;
+#else
+ int wxdebug = 0;
+#endif
+
PyDict_SetItemString(wxPython_dict, "wxPlatform", PyString_FromString(wxPlatform));
+ PyDict_SetItemString(wxPython_dict, "wxUSE_UNICODE", PyInt_FromLong(wxUSE_UNICODE));
+ PyDict_SetItemString(wxPython_dict, "__WXDEBUG__", PyInt_FromLong(wxdebug));
Py_INCREF(Py_None);
return Py_None;
}
+//---------------------------------------------------------------------------
+
+// The stock objects are no longer created when the wxc module is imported, but
+// only after the app object has been created. This function will be called before
+// OnInit is called so we can hack the new pointer values into the obj.this attributes.
+
+void wxPy_ReinitStockObjects()
+{
+ char ptrbuf[128];
+ PyObject* obj;
+ PyObject* ptrobj;
+
+
+
+#define REINITOBJ(name, type) \
+ obj = PyDict_GetItemString(wxPython_dict, #name); \
+ wxASSERT_MSG(obj != NULL, wxT("Unable to find stock object for " #name)); \
+ SWIG_MakePtr(ptrbuf, (char *) name, "_" #type "_p"); \
+ ptrobj = PyString_FromString(ptrbuf); \
+ PyObject_SetAttrString(obj, "this", ptrobj); \
+ Py_DECREF(ptrobj)
+
+#define REINITOBJ2(name, type) \
+ obj = PyDict_GetItemString(wxPython_dict, #name); \
+ wxASSERT_MSG(obj != NULL, wxT("Unable to find stock object for " #name)); \
+ SWIG_MakePtr(ptrbuf, (char *) &name, "_" #type "_p"); \
+ ptrobj = PyString_FromString(ptrbuf); \
+ PyObject_SetAttrString(obj, "this", ptrobj); \
+ Py_DECREF(ptrobj)
+
+
+ REINITOBJ(wxNORMAL_FONT, wxFont);
+ REINITOBJ(wxSMALL_FONT, wxFont);
+ REINITOBJ(wxITALIC_FONT, wxFont);
+ REINITOBJ(wxSWISS_FONT, wxFont);
+
+ REINITOBJ(wxRED_PEN, wxPen);
+ REINITOBJ(wxCYAN_PEN, wxPen);
+ REINITOBJ(wxGREEN_PEN, wxPen);
+ REINITOBJ(wxBLACK_PEN, wxPen);
+ REINITOBJ(wxWHITE_PEN, wxPen);
+ REINITOBJ(wxTRANSPARENT_PEN, wxPen);
+ REINITOBJ(wxBLACK_DASHED_PEN, wxPen);
+ REINITOBJ(wxGREY_PEN, wxPen);
+ REINITOBJ(wxMEDIUM_GREY_PEN, wxPen);
+ REINITOBJ(wxLIGHT_GREY_PEN, wxPen);
+
+ REINITOBJ(wxBLUE_BRUSH, wxBrush);
+ REINITOBJ(wxGREEN_BRUSH, wxBrush);
+ REINITOBJ(wxWHITE_BRUSH, wxBrush);
+ REINITOBJ(wxBLACK_BRUSH, wxBrush);
+ REINITOBJ(wxTRANSPARENT_BRUSH, wxBrush);
+ REINITOBJ(wxCYAN_BRUSH, wxBrush);
+ REINITOBJ(wxRED_BRUSH, wxBrush);
+ REINITOBJ(wxGREY_BRUSH, wxBrush);
+ REINITOBJ(wxMEDIUM_GREY_BRUSH, wxBrush);
+ REINITOBJ(wxLIGHT_GREY_BRUSH, wxBrush);
+
+ REINITOBJ(wxBLACK, wxColour);
+ REINITOBJ(wxWHITE, wxColour);
+ REINITOBJ(wxRED, wxColour);
+ REINITOBJ(wxBLUE, wxColour);
+ REINITOBJ(wxGREEN, wxColour);
+ REINITOBJ(wxCYAN, wxColour);
+ REINITOBJ(wxLIGHT_GREY, wxColour);
+
+ REINITOBJ(wxSTANDARD_CURSOR, wxCursor);
+ REINITOBJ(wxHOURGLASS_CURSOR, wxCursor);
+ REINITOBJ(wxCROSS_CURSOR, wxCursor);
+
+ REINITOBJ2(wxNullBitmap, wxBitmap);
+ REINITOBJ2(wxNullIcon, wxIcon);
+ REINITOBJ2(wxNullCursor, wxCursor);
+ REINITOBJ2(wxNullPen, wxPen);
+ REINITOBJ2(wxNullBrush, wxBrush);
+ REINITOBJ2(wxNullPalette, wxPalette);
+ REINITOBJ2(wxNullFont, wxFont);
+ REINITOBJ2(wxNullColour, wxColour);
+
+ REINITOBJ(wxTheFontList, wxFontList);
+ REINITOBJ(wxThePenList, wxPenList);
+ REINITOBJ(wxTheBrushList, wxBrushList);
+ REINITOBJ(wxTheColourDatabase, wxColourDatabase);
+
+
+ REINITOBJ(wxTheClipboard, wxClipboard);
+ REINITOBJ(wxTheMimeTypesManager, wxMimeTypesManager);
+ REINITOBJ2(wxDefaultValidator, wxValidator);
+ REINITOBJ2(wxNullImage, wxImage);
+ REINITOBJ2(wxNullAcceleratorTable, wxAcceleratorTable);
+
+#undef REINITOBJ
+#undef REINITOBJ2
+}
+
+//---------------------------------------------------------------------------
+
+void wxPyClientData_dtor(wxPyClientData* self) {
+ if (! wxPyDoingCleanup) { // Don't do it during cleanup as Python
+ // may have already garbage collected the object...
+ wxPyBeginBlockThreads();
+ Py_DECREF(self->m_obj);
+ wxPyEndBlockThreads();
+ }
+}
+
+void wxPyUserData_dtor(wxPyUserData* self) {
+ if (! wxPyDoingCleanup) {
+ wxPyBeginBlockThreads();
+ Py_DECREF(self->m_obj);
+ wxPyEndBlockThreads();
+ }
+}
+
+
+// This is called when an OOR controled object is being destroyed. Although
+// the C++ object is going away there is no way to force the Python object
+// (and all references to it) to die too. This causes problems (crashes) in
+// wxPython when a python shadow object attempts to call a C++ method using
+// the now bogus pointer... So to try and prevent this we'll do a little black
+// magic and change the class of the python instance to a class that will
+// raise an exception for any attempt to call methods with it. See
+// _wxPyDeadObject in _extras.py for the implementation of this class.
+void wxPyOORClientData_dtor(wxPyOORClientData* self) {
+
+ static PyObject* deadObjectClass = NULL;
+
+ wxPyBeginBlockThreads();
+ if (deadObjectClass == NULL) {
+ deadObjectClass = PyDict_GetItemString(wxPython_dict, "_wxPyDeadObject");
+ wxASSERT_MSG(deadObjectClass != NULL, wxT("Can't get _wxPyDeadObject class!"));
+ Py_INCREF(deadObjectClass);
+ }
+
+
+ // Only if there is more than one reference to the object
+ if ( !wxPyDoingCleanup && self->m_obj->ob_refcnt > 1 ) {
+ wxASSERT_MSG(PyInstance_Check(self->m_obj), wxT("m_obj not an instance!?!?!"));
+
+ // Call __del__, if there is one.
+ PyObject* func = PyObject_GetAttrString(self->m_obj, "__del__");
+ if (func) {
+ PyObject* rv = PyObject_CallMethod(self->m_obj, "__del__", NULL);
+ Py_XDECREF(rv);
+ Py_DECREF(func);
+ }
+ if (PyErr_Occurred())
+ PyErr_Clear(); // just ignore it for now
+
+ // Clear the instance's dictionary
+ PyInstanceObject* inst = (PyInstanceObject*)self->m_obj;
+ PyDict_Clear(inst->in_dict);
+
+ // put the name of the old class into the instance, and then reset the
+ // class to be the dead class.
+ PyDict_SetItemString(inst->in_dict, "_name", inst->in_class->cl_name);
+ inst->in_class = (PyClassObject*)deadObjectClass;
+ Py_INCREF(deadObjectClass);
+ }
+
+ // m_obj is DECREF's in the base class dtor...
+ wxPyEndBlockThreads();
+}
+
+
//---------------------------------------------------------------------------
// Stuff used by OOR to find the right wxPython class type to return and to
// build it.
// is not the same as the shadow class name, for example wxPyTreeCtrl
// vs. wxTreeCtrl. It needs to be referenced in Python as well as from C++,
// so we'll just make it a Python dictionary in the wx module's namespace.
+// (See __wxSetDictionary)
void wxPyPtrTypeMap_Add(const char* commonName, const char* ptrName) {
if (! wxPyPtrTypeMap)
wxPyPtrTypeMap = PyDict_New();
-
PyDict_SetItemString(wxPyPtrTypeMap,
(char*)commonName,
PyString_FromString((char*)ptrName));
-PyObject* wxPyClassExists(const char* className) {
+PyObject* wxPyClassExists(const wxString& className) {
+
+ PyObject* item;
+ wxString name(className);
+ char buff[64]; // should always be big enough...
if (!className)
return NULL;
- char buff[64]; // should always be big enough...
-
- sprintf(buff, "%sPtr", className);
+ // Try the name as-is first
+ sprintf(buff, "%sPtr", (const char*)name.mbc_str());
PyObject* classobj = PyDict_GetItemString(wxPython_dict, buff);
+ // if not found see if there is a mapped name for it
+ if ( ! classobj) {
+ if ((item = PyDict_GetItemString(wxPyPtrTypeMap, (char*)(const char*)name.mbc_str())) != NULL) {
+ name = wxString(PyString_AsString(item), *wxConvCurrent);
+ sprintf(buff, "%sPtr", (const char*)name.mbc_str());
+ classobj = PyDict_GetItemString(wxPython_dict, buff);
+ }
+ }
+
return classobj; // returns NULL if not found
}
-PyObject* wxPyMake_wxObject(wxObject* source) {
+PyObject* wxPyMake_wxObject(wxObject* source, bool checkEvtHandler) {
PyObject* target = NULL;
bool isEvtHandler = FALSE;
if (source) {
// If it's derived from wxEvtHandler then there may
- // already be a pointer to a Python objec that we can use.
- if (wxIsKindOf(source, wxEvtHandler)) {
+ // already be a pointer to a Python object that we can use
+ // in the OOR data.
+ if (checkEvtHandler && wxIsKindOf(source, wxEvtHandler)) {
+ isEvtHandler = TRUE;
wxEvtHandler* eh = (wxEvtHandler*)source;
- wxPyClientData* data = (wxPyClientData*)eh->GetClientObject();
- if (data) {
- target = data->m_obj;
- Py_INCREF(target);
- }
- }
- else if (wxIsKindOf(source, wxSizer)) {
- // wxSizers also track the original object
- wxSizer* sz = (wxSizer*)source;
- wxPyClientData* data = (wxPyClientData*)sz->GetClientObject();
+ wxPyOORClientData* data = (wxPyOORClientData*)eh->GetClientObject();
if (data) {
target = data->m_obj;
Py_INCREF(target);
if (! target) {
// Otherwise make it the old fashioned way by making a
// new shadow object and putting this pointer in it.
- wxClassInfo* info = source->GetClassInfo();
- wxChar* name = (wxChar*)info->GetClassName();
+ wxClassInfo* info = source->GetClassInfo();
+ wxString name = info->GetClassName();
PyObject* klass = wxPyClassExists(name);
while (info && !klass) {
name = (wxChar*)info->GetBaseClassName1();
if (info) {
target = wxPyConstructObject(source, name, klass, FALSE);
if (target && isEvtHandler)
- ((wxEvtHandler*)source)->SetClientObject(new wxPyClientData(target));
+ ((wxEvtHandler*)source)->SetClientObject(new wxPyOORClientData(target));
} else {
- wxString msg("wxPython class not found for ");
+ wxString msg(wxT("wxPython class not found for "));
msg += source->GetClassInfo()->GetClassName();
- PyErr_SetString(PyExc_NameError, msg.c_str());
+ PyErr_SetString(PyExc_NameError, msg.mbc_str());
target = NULL;
}
}
} else { // source was NULL so return None.
Py_INCREF(Py_None); target = Py_None;
}
- return target;
+ return target;
+}
+
+
+PyObject* wxPyMake_wxSizer(wxSizer* source) {
+ PyObject* target = NULL;
+
+ if (source && wxIsKindOf(source, wxSizer)) {
+ // If it's derived from wxSizer then there may
+ // already be a pointer to a Python object that we can use
+ // in the OOR data.
+ wxSizer* sz = (wxSizer*)source;
+ wxPyOORClientData* data = (wxPyOORClientData*)sz->GetClientObject();
+ if (data) {
+ target = data->m_obj;
+ Py_INCREF(target);
+ }
+ }
+ if (! target) {
+ target = wxPyMake_wxObject(source, FALSE);
+ if (target != Py_None)
+ ((wxSizer*)source)->SetClientObject(new wxPyOORClientData(target));
+ }
+ return target;
+}
+
+
+
+//---------------------------------------------------------------------------
+
+PyObject* wxPyConstructObject(void* ptr,
+ const wxString& className,
+ PyObject* klass,
+ int setThisOwn) {
+
+ PyObject* obj;
+ PyObject* arg;
+ PyObject* item;
+ wxString name(className);
+ char swigptr[64]; // should always be big enough...
+ char buff[64];
+
+ if ((item = PyDict_GetItemString(wxPyPtrTypeMap, (char*)(const char*)name.mbc_str())) != NULL) {
+ name = wxString(PyString_AsString(item), *wxConvCurrent);
+ }
+ sprintf(buff, "_%s_p", (const char*)name.mbc_str());
+ SWIG_MakePtr(swigptr, ptr, buff);
+
+ arg = Py_BuildValue("(s)", swigptr);
+ obj = PyInstance_New(klass, arg, NULL);
+ Py_DECREF(arg);
+
+ if (setThisOwn) {
+ PyObject* one = PyInt_FromLong(1);
+ PyObject_SetAttrString(obj, "thisown", one);
+ Py_DECREF(one);
+ }
+
+ return obj;
+}
+
+
+PyObject* wxPyConstructObject(void* ptr,
+ const wxString& className,
+ int setThisOwn) {
+ if (!ptr) {
+ Py_INCREF(Py_None);
+ return Py_None;
+ }
+
+ char buff[64]; // should always be big enough...
+ sprintf(buff, "%sPtr", (const char*)className.mbc_str());
+
+ wxASSERT_MSG(wxPython_dict, wxT("wxPython_dict is not set yet!!"));
+
+ PyObject* classobj = PyDict_GetItemString(wxPython_dict, buff);
+ if (! classobj) {
+ wxString msg(wxT("wxPython class not found for "));
+ msg += className;
+ PyErr_SetString(PyExc_NameError, msg.mbc_str());
+ return NULL;
+ }
+
+ return wxPyConstructObject(ptr, className, classobj, setThisOwn);
+}
+
+
+//---------------------------------------------------------------------------
+
+
+#ifdef WXP_WITH_THREAD
+inline
+unsigned long wxPyGetCurrentThreadId() {
+ return wxThread::GetCurrentId();
+}
+
+static PyThreadState* gs_shutdownTState;
+static
+PyThreadState* wxPyGetThreadState() {
+ if (wxPyTMutex == NULL) // Python is shutting down...
+ return gs_shutdownTState;
+
+ unsigned long ctid = wxPyGetCurrentThreadId();
+ PyThreadState* tstate = NULL;
+
+ wxPyTMutex->Lock();
+ for(size_t i=0; i < wxPyTStates->GetCount(); i++) {
+ wxPyThreadState& info = wxPyTStates->Item(i);
+ if (info.tid == ctid) {
+ tstate = info.tstate;
+ break;
+ }
+ }
+ wxPyTMutex->Unlock();
+ wxASSERT_MSG(tstate, wxT("PyThreadState should not be NULL!"));
+ return tstate;
+}
+
+static
+void wxPySaveThreadState(PyThreadState* tstate) {
+ if (wxPyTMutex == NULL) { // Python is shutting down, assume a single thread...
+ gs_shutdownTState = tstate;
+ return;
+ }
+ unsigned long ctid = wxPyGetCurrentThreadId();
+ wxPyTMutex->Lock();
+ for(size_t i=0; i < wxPyTStates->GetCount(); i++) {
+ wxPyThreadState& info = wxPyTStates->Item(i);
+ if (info.tid == ctid) {
+#if 0
+ if (info.tstate != tstate)
+ wxLogMessage("*** tstate mismatch!???");
+#endif
+ // info.tstate = tstate; *** DO NOT update existing ones???
+ // Normally it will never change, but apparently COM callbacks
+ // (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;
+ }
+ }
+ // not found, so add it...
+ wxPyTStates->Add(new wxPyThreadState(ctid, tstate));
+ wxPyTMutex->Unlock();
+}
+
+#endif
+
+
+// Calls from Python to wxWindows code are wrapped in calls to these
+// functions:
+
+PyThreadState* wxPyBeginAllowThreads() {
+#ifdef WXP_WITH_THREAD
+ PyThreadState* saved = PyEval_SaveThread(); // Py_BEGIN_ALLOW_THREADS;
+ wxPySaveThreadState(saved);
+ return saved;
+#else
+ return NULL;
+#endif
+}
+
+void wxPyEndAllowThreads(PyThreadState* saved) {
+#ifdef WXP_WITH_THREAD
+ PyEval_RestoreThread(saved); // Py_END_ALLOW_THREADS;
+#endif
+}
+
+
+
+// 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() {
+#ifdef WXP_WITH_THREAD
+ PyThreadState* tstate = wxPyGetThreadState();
+ PyEval_RestoreThread(tstate);
+#endif
+}
+
+
+void wxPyEndBlockThreads() {
+#ifdef WXP_WITH_THREAD
+ // Is there any need to save it again?
+ // PyThreadState* tstate =
+ PyEval_SaveThread();
+#endif
+}
+
+
+//---------------------------------------------------------------------------
+// wxPyInputStream and wxPyCBInputStream methods
+
+
+void wxPyInputStream::close() {
+ /* do nothing for now */
+}
+
+void wxPyInputStream::flush() {
+ /* do nothing for now */
+}
+
+bool wxPyInputStream::eof() {
+ if (m_wxis)
+ return m_wxis->Eof();
+ else
+ return TRUE;
+}
+
+wxPyInputStream::~wxPyInputStream() {
+ /* do nothing */
+}
+
+
+
+
+PyObject* wxPyInputStream::read(int size) {
+ PyObject* obj = NULL;
+ wxMemoryBuffer buf;
+ const int BUFSIZE = 1024;
+
+ // check if we have a real wxInputStream to work with
+ if (!m_wxis) {
+ wxPyBeginBlockThreads();
+ PyErr_SetString(PyExc_IOError, "no valid C-wxInputStream");
+ wxPyEndBlockThreads();
+ return NULL;
+ }
+
+ if (size < 0) {
+ // read while bytes are available on the stream
+ while ( m_wxis->CanRead() ) {
+ m_wxis->Read(buf.GetAppendBuf(BUFSIZE), BUFSIZE);
+ buf.UngetAppendBuf(m_wxis->LastRead());
+ }
+
+ } else { // Read only size number of characters
+ m_wxis->Read(buf.GetWriteBuf(size), size);
+ buf.UngetWriteBuf(m_wxis->LastRead());
+ }
+
+ // error check
+ wxPyBeginBlockThreads();
+ wxStreamError err = m_wxis->GetLastError();
+ if (err != wxSTREAM_NO_ERROR && err != wxSTREAM_EOF) {
+ PyErr_SetString(PyExc_IOError,"IOError in wxInputStream");
+ }
+ else {
+ // We use only strings for the streams, not unicode
+ obj = PyString_FromStringAndSize(buf, buf.GetDataLen());
+ }
+ wxPyEndBlockThreads();
+ return obj;
}
-//---------------------------------------------------------------------------
+PyObject* wxPyInputStream::readline(int size) {
+ PyObject* obj = NULL;
+ wxMemoryBuffer buf;
+ int i;
+ char ch;
-PyObject* wxPyConstructObject(void* ptr,
- const char* className,
- PyObject* klass,
- int setThisOwn) {
+ // check if we have a real wxInputStream to work with
+ if (!m_wxis) {
+ wxPyBeginBlockThreads();
+ PyErr_SetString(PyExc_IOError,"no valid C-wxInputStream");
+ wxPyEndBlockThreads();
+ return NULL;
+ }
- PyObject* obj;
- PyObject* arg;
- PyObject* item;
- char swigptr[64]; // should always be big enough...
- char buff[64];
+ // read until \n or byte limit reached
+ for (i=ch=0; (ch != '\n') && (m_wxis->CanRead()) && ((size < 0) || (i < size)); i++) {
+ ch = m_wxis->GetC();
+ buf.AppendByte(ch);
+ }
- if ((item = PyDict_GetItemString(wxPyPtrTypeMap, (char*)className)) != NULL) {
- className = PyString_AsString(item);
+ // errorcheck
+ wxPyBeginBlockThreads();
+ wxStreamError err = m_wxis->GetLastError();
+ if (err != wxSTREAM_NO_ERROR && err != wxSTREAM_EOF) {
+ PyErr_SetString(PyExc_IOError,"IOError in wxInputStream");
}
- sprintf(buff, "_%s_p", className);
- SWIG_MakePtr(swigptr, ptr, buff);
+ else {
+ // We use only strings for the streams, not unicode
+ obj = PyString_FromStringAndSize((char*)buf.GetData(), buf.GetDataLen());
+ }
+ wxPyEndBlockThreads();
+ return obj;
+}
- arg = Py_BuildValue("(s)", swigptr);
- obj = PyInstance_New(klass, arg, NULL);
- Py_DECREF(arg);
- if (setThisOwn) {
- PyObject* one = PyInt_FromLong(1);
- PyObject_SetAttrString(obj, "thisown", one);
- Py_DECREF(one);
+PyObject* wxPyInputStream::readlines(int sizehint) {
+ PyObject* pylist;
+
+ // check if we have a real wxInputStream to work with
+ if (!m_wxis) {
+ wxPyBeginBlockThreads();
+ PyErr_SetString(PyExc_IOError,"no valid C-wxInputStream");
+ wxPyEndBlockThreads();
+ return NULL;
}
- return obj;
+ // init list
+ wxPyBeginBlockThreads();
+ pylist = PyList_New(0);
+ if (!pylist) {
+ wxPyBeginBlockThreads();
+ PyErr_NoMemory();
+ wxPyEndBlockThreads();
+ return NULL;
+ }
+
+ // read sizehint bytes or until EOF
+ int i;
+ for (i=0; (m_wxis->CanRead()) && ((sizehint < 0) || (i < sizehint));) {
+ PyObject* s = this->readline();
+ if (s == NULL) {
+ wxPyBeginBlockThreads();
+ Py_DECREF(pylist);
+ wxPyEndBlockThreads();
+ return NULL;
+ }
+ wxPyBeginBlockThreads();
+ PyList_Append(pylist, s);
+ i += PyString_Size(s);
+ wxPyEndBlockThreads();
+ }
+
+ // error check
+ wxStreamError err = m_wxis->GetLastError();
+ if (err != wxSTREAM_NO_ERROR && err != wxSTREAM_EOF) {
+ wxPyBeginBlockThreads();
+ Py_DECREF(pylist);
+ PyErr_SetString(PyExc_IOError,"IOError in wxInputStream");
+ wxPyEndBlockThreads();
+ return NULL;
+ }
+
+ return pylist;
}
-PyObject* wxPyConstructObject(void* ptr,
- const char* className,
- int setThisOwn) {
- PyObject* obj;
+void wxPyInputStream::seek(int offset, int whence) {
+ if (m_wxis)
+ m_wxis->SeekI(offset, wxSeekMode(whence));
+}
- if (!ptr) {
- Py_INCREF(Py_None);
- return Py_None;
- }
+int wxPyInputStream::tell(){
+ if (m_wxis)
+ return m_wxis->TellI();
+ else return 0;
+}
- char buff[64]; // should always be big enough...
- sprintf(buff, "%sPtr", className);
- PyObject* classobj = PyDict_GetItemString(wxPython_dict, buff);
- if (! classobj) {
- char temp[128];
- sprintf(temp,
- "*** Unknown class name %s, tell Robin about it please ***",
- buff);
- obj = PyString_FromString(temp);
- return obj;
+
+
+wxPyCBInputStream::wxPyCBInputStream(PyObject *r, PyObject *s, PyObject *t, bool block)
+ : wxInputStream(), m_read(r), m_seek(s), m_tell(t), m_block(block)
+{}
+
+
+wxPyCBInputStream::~wxPyCBInputStream() {
+ if (m_block) wxPyBeginBlockThreads();
+ Py_XDECREF(m_read);
+ Py_XDECREF(m_seek);
+ Py_XDECREF(m_tell);
+ if (m_block) wxPyEndBlockThreads();
+}
+
+
+wxPyCBInputStream* wxPyCBInputStream::create(PyObject *py, bool block) {
+ if (block) wxPyBeginBlockThreads();
+
+ PyObject* read = getMethod(py, "read");
+ PyObject* seek = getMethod(py, "seek");
+ PyObject* tell = getMethod(py, "tell");
+
+ if (!read) {
+ PyErr_SetString(PyExc_TypeError, "Not a file-like object");
+ Py_XDECREF(read);
+ Py_XDECREF(seek);
+ Py_XDECREF(tell);
+ if (block) wxPyEndBlockThreads();
+ return NULL;
}
- return wxPyConstructObject(ptr, className, classobj, setThisOwn);
+ if (block) wxPyEndBlockThreads();
+ return new wxPyCBInputStream(read, seek, tell, block);
}
-//---------------------------------------------------------------------------
+wxPyCBInputStream* wxPyCBInputStream_create(PyObject *py, bool block) {
+ return wxPyCBInputStream::create(py, block);
+}
-wxPyTState* wxPyBeginBlockThreads() {
- wxPyTState* state = NULL;
-#ifdef WXP_WITH_THREAD
- if (1) { // Can I check if I've already got the lock?
- state = new wxPyTState;
- PyEval_AcquireLock();
- state->newState = PyThreadState_New(wxPyInterpreter);
- state->prevState = PyThreadState_Swap(state->newState);
+PyObject* wxPyCBInputStream::getMethod(PyObject* py, char* name) {
+ if (!PyObject_HasAttrString(py, name))
+ return NULL;
+ PyObject* o = PyObject_GetAttrString(py, name);
+ if (!PyMethod_Check(o) && !PyCFunction_Check(o)) {
+ Py_DECREF(o);
+ return NULL;
}
-#endif
- return state;
+ return o;
}
-void wxPyEndBlockThreads(wxPyTState* state) {
-#ifdef WXP_WITH_THREAD
- if (state) {
- PyThreadState_Swap(state->prevState);
- PyThreadState_Clear(state->newState);
- PyEval_ReleaseLock();
- PyThreadState_Delete(state->newState);
- delete state;
+size_t wxPyCBInputStream::GetSize() const {
+ wxPyCBInputStream* self = (wxPyCBInputStream*)this; // cast off const
+ if (m_seek && m_tell) {
+ off_t temp = self->OnSysTell();
+ off_t ret = self->OnSysSeek(0, wxFromEnd);
+ self->OnSysSeek(temp, wxFromStart);
+ return ret;
+ }
+ else
+ return 0;
+}
+
+
+size_t wxPyCBInputStream::OnSysRead(void *buffer, size_t bufsize) {
+ if (bufsize == 0)
+ return 0;
+
+ wxPyBeginBlockThreads();
+ PyObject* arglist = Py_BuildValue("(i)", bufsize);
+ PyObject* result = PyEval_CallObject(m_read, arglist);
+ Py_DECREF(arglist);
+
+ size_t o = 0;
+ if ((result != NULL) && PyString_Check(result)) {
+ o = PyString_Size(result);
+ if (o == 0)
+ m_lasterror = wxSTREAM_EOF;
+ if (o > bufsize)
+ o = bufsize;
+ memcpy((char*)buffer, PyString_AsString(result), o); // strings only, not unicode...
+ Py_DECREF(result);
+
}
+ else
+ m_lasterror = wxSTREAM_READ_ERROR;
+ wxPyEndBlockThreads();
+ return o;
+}
+
+size_t wxPyCBInputStream::OnSysWrite(const void *buffer, size_t bufsize) {
+ m_lasterror = wxSTREAM_WRITE_ERROR;
+ return 0;
+}
+
+off_t wxPyCBInputStream::OnSysSeek(off_t off, wxSeekMode mode) {
+ wxPyBeginBlockThreads();
+#ifdef _LARGE_FILES
+ // off_t is a 64-bit value...
+ PyObject* arglist = Py_BuildValue("(Li)", off, mode);
+#else
+ PyObject* arglist = Py_BuildValue("(ii)", off, mode);
#endif
+ PyObject* result = PyEval_CallObject(m_seek, arglist);
+ Py_DECREF(arglist);
+ Py_XDECREF(result);
+ wxPyEndBlockThreads();
+ return OnSysTell();
}
-//---------------------------------------------------------------------------
+off_t wxPyCBInputStream::OnSysTell() const {
+ wxPyBeginBlockThreads();
+ PyObject* arglist = Py_BuildValue("()");
+ PyObject* result = PyEval_CallObject(m_tell, arglist);
+ Py_DECREF(arglist);
+ off_t o = 0;
+ if (result != NULL) {
+#ifdef _LARGE_FILES
+ if (PyLong_Check(result))
+ o = PyLong_AsLongLong(result);
+ else
+#else
+ o = PyInt_AsLong(result);
+#endif
+ Py_DECREF(result);
+ };
+ wxPyEndBlockThreads();
+ return o;
+}
+
+//----------------------------------------------------------------------
IMPLEMENT_ABSTRACT_CLASS(wxPyCallback, wxObject);
}
wxPyCallback::~wxPyCallback() {
- wxPyTState* state = wxPyBeginBlockThreads();
+ wxPyBeginBlockThreads();
Py_DECREF(m_func);
- wxPyEndBlockThreads(state);
+ wxPyEndBlockThreads();
}
PyObject* result;
PyObject* arg;
PyObject* tuple;
+ bool checkSkip = FALSE;
-
- wxPyTState* state = wxPyBeginBlockThreads();
+ wxPyBeginBlockThreads();
wxString className = event.GetClassInfo()->GetClassName();
- if (className == "wxPyEvent")
- arg = ((wxPyEvent*)&event)->GetSelf();
- else if (className == "wxPyCommandEvent")
- arg = ((wxPyCommandEvent*)&event)->GetSelf();
- else
+ // If the event is one of these types then pass the original
+ // event object instead of the one passed to us.
+ if ( className == wxT("wxPyEvent") ) {
+ arg = ((wxPyEvent*)&event)->GetSelf();
+ checkSkip = ((wxPyEvent*)&event)->GetCloned();
+ }
+ else if ( className == wxT("wxPyCommandEvent") ) {
+ arg = ((wxPyCommandEvent*)&event)->GetSelf();
+ checkSkip = ((wxPyCommandEvent*)&event)->GetCloned();
+ }
+ else {
arg = wxPyConstructObject((void*)&event, className);
+ }
+ // Call the event handler, passing the event object
tuple = PyTuple_New(1);
- PyTuple_SET_ITEM(tuple, 0, arg);
+ PyTuple_SET_ITEM(tuple, 0, arg); // steals ref to arg
result = PyEval_CallObject(func, tuple);
- Py_DECREF(tuple);
- if (result) {
- Py_DECREF(result);
+ if ( result ) {
+ Py_DECREF(result); // result is ignored, but we still need to decref it
PyErr_Clear(); // Just in case...
} else {
PyErr_Print();
}
- wxPyEndBlockThreads(state);
+
+ if ( checkSkip ) {
+ // if the event object was one of our special types and
+ // it had been cloned, then we need to extract the Skipped
+ // value from the original and set it in the clone.
+ result = PyObject_CallMethod(arg, "GetSkipped", "");
+ if ( result ) {
+ event.Skip(PyInt_AsLong(result));
+ Py_DECREF(result);
+ } else {
+ PyErr_Print();
+ }
+ }
+
+ Py_DECREF(tuple);
+ wxPyEndBlockThreads();
}
}
-// If the object (m_self) has an attibute of the given name, and if that
-// attribute is a method, and if that method's class is not from a base class,
-// then we'll save a pointer to the method so callCallback can call it.
+#if PYTHON_API_VERSION >= 1011
+
+// Prior to Python 2.2 PyMethod_GetClass returned the class object
+// in which the method was defined. Starting with 2.2 it returns
+// "class that asked for the method" which seems totally bogus to me
+// but apprently it fixes some obscure problem waiting to happen in
+// Python. Since the API was not documented Guido and the gang felt
+// safe in changing it. Needless to say that totally screwed up the
+// logic below in wxPyCallbackHelper::findCallback, hence this icky
+// code to find the class where the method is actually defined...
+
+static
+PyObject* PyFindClassWithAttr(PyObject *klass, PyObject *name)
+{
+ int i, n;
+
+ if (PyType_Check(klass)) { // new style classes
+ // This code is borrowed/adapted from _PyType_Lookup in typeobject.c
+ // (TODO: This part is not tested yet, so I'm not sure it is correct...)
+ PyTypeObject* type = (PyTypeObject*)klass;
+ PyObject *mro, *res, *base, *dict;
+ /* Look in tp_dict of types in MRO */
+ mro = type->tp_mro;
+ assert(PyTuple_Check(mro));
+ n = PyTuple_GET_SIZE(mro);
+ for (i = 0; i < n; i++) {
+ base = PyTuple_GET_ITEM(mro, i);
+ if (PyClass_Check(base))
+ dict = ((PyClassObject *)base)->cl_dict;
+ else {
+ assert(PyType_Check(base));
+ dict = ((PyTypeObject *)base)->tp_dict;
+ }
+ assert(dict && PyDict_Check(dict));
+ res = PyDict_GetItem(dict, name);
+ if (res != NULL)
+ return base;
+ }
+ return NULL;
+ }
+
+ else if (PyClass_Check(klass)) { // old style classes
+ // This code is borrowed/adapted from class_lookup in classobject.c
+ PyClassObject* cp = (PyClassObject*)klass;
+ PyObject *value = PyDict_GetItem(cp->cl_dict, name);
+ if (value != NULL) {
+ return (PyObject*)cp;
+ }
+ n = PyTuple_Size(cp->cl_bases);
+ for (i = 0; i < n; i++) {
+ PyObject* base = PyTuple_GetItem(cp->cl_bases, i);
+ PyObject *v = PyFindClassWithAttr(base, name);
+ if (v != NULL)
+ return v;
+ }
+ return NULL;
+ }
+ return NULL;
+}
+#endif
+
+
+static
+PyObject* PyMethod_GetDefiningClass(PyObject* method, const char* name)
+{
+ PyObject* mgc = PyMethod_GET_CLASS(method);
+
+#if PYTHON_API_VERSION <= 1010 // prior to Python 2.2, the easy way
+ return mgc;
+#else // 2.2 and after, the hard way...
+
+ PyObject* nameo = PyString_FromString(name);
+ PyObject* klass = PyFindClassWithAttr(mgc, nameo);
+ Py_DECREF(nameo);
+ return klass;
+#endif
+}
+
+
+
bool wxPyCallbackHelper::findCallback(const char* name) const {
wxPyCallbackHelper* self = (wxPyCallbackHelper*)this; // cast away const
self->m_lastFound = NULL;
+
+ // If the object (m_self) has an attibute of the given name...
if (m_self && PyObject_HasAttrString(m_self, (char*)name)) {
- PyObject* method;
+ PyObject *method, *klass;
method = PyObject_GetAttrString(m_self, (char*)name);
+ // ...and if that attribute is a method, and if that method's class is
+ // not from a base class...
if (PyMethod_Check(method) &&
- ((PyMethod_GET_CLASS(method) == m_class) ||
- PyClass_IsSubclass(PyMethod_GET_CLASS(method), m_class))) {
+ (klass = PyMethod_GetDefiningClass(method, (char*)name)) != NULL &&
+ ((klass == m_class) || PyClass_IsSubclass(klass, m_class))) {
+ // ...then we'll save a pointer to the method so callCallback can call it.
self->m_lastFound = method;
}
else {
void wxPyCBH_delete(wxPyCallbackHelper* cbh) {
if (cbh->m_incRef) {
- wxPyTState* state = wxPyBeginBlockThreads();
+ wxPyBeginBlockThreads();
Py_XDECREF(cbh->m_self);
Py_XDECREF(cbh->m_class);
- wxPyEndBlockThreads(state);
+ wxPyEndBlockThreads();
}
}
}
wxPyEvtSelfRef::~wxPyEvtSelfRef() {
- wxPyTState* state = wxPyBeginBlockThreads();
+ wxPyBeginBlockThreads();
if (m_cloned)
Py_DECREF(m_self);
- wxPyEndBlockThreads(state);
+ wxPyEndBlockThreads();
}
void wxPyEvtSelfRef::SetSelf(PyObject* self, bool clone) {
- wxPyTState* state = wxPyBeginBlockThreads();
+ wxPyBeginBlockThreads();
if (m_cloned)
Py_DECREF(m_self);
m_self = self;
Py_INCREF(m_self);
m_cloned = TRUE;
}
- wxPyEndBlockThreads(state);
+ wxPyEndBlockThreads();
}
PyObject* wxPyEvtSelfRef::GetSelf() const {
IMPLEMENT_ABSTRACT_CLASS(wxPyCommandEvent, wxCommandEvent);
-wxPyEvent::wxPyEvent(int id)
- : wxEvent(id) {
+wxPyEvent::wxPyEvent(int winid, wxEventType commandType)
+ : wxEvent(winid, commandType) {
}
}
wxPyTimer::~wxPyTimer() {
- wxPyTState* state = wxPyBeginBlockThreads();
+ wxPyBeginBlockThreads();
Py_DECREF(func);
- wxPyEndBlockThreads(state);
+ wxPyEndBlockThreads();
}
void wxPyTimer::Notify() {
wxTimer::Notify();
}
else {
- wxPyTState* state = wxPyBeginBlockThreads();
+ wxPyBeginBlockThreads();
PyObject* result;
PyObject* args = Py_BuildValue("()");
PyErr_Print();
}
- wxPyEndBlockThreads(state);
+ wxPyEndBlockThreads();
}
}
//---------------------------------------------------------------------------
// Convert a wxList to a Python List
-PyObject* wxPy_ConvertList(wxListBase* list, const char* className) {
+PyObject* wxPy_ConvertList(wxListBase* listbase, const char* className) {
+ wxList* list = (wxList*)listbase; // this is probably bad...
PyObject* pyList;
PyObject* pyObj;
wxObject* wxObj;
- wxNode* node = list->First();
+ wxNode* node = list->GetFirst();
- wxPyTState* state = wxPyBeginBlockThreads();
+ wxPyBeginBlockThreads();
pyList = PyList_New(0);
while (node) {
- wxObj = node->Data();
+ wxObj = node->GetData();
pyObj = wxPyMake_wxObject(wxObj); //wxPyConstructObject(wxObj, className);
PyList_Append(pyList, pyObj);
- node = node->Next();
+ node = node->GetNext();
}
- wxPyEndBlockThreads(state);
+ wxPyEndBlockThreads();
return pyList;
}
return (long)win->GetHandle();
#endif
+#ifdef __WXAC__
+ 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;
}
+#endif
}
#endif
return 0;
//----------------------------------------------------------------------
// Some helper functions for typemaps in my_typemaps.i, so they won't be
-// included in every file...
+// 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
+ if (!PyString_Check(source) && !PyUnicode_Check(source)) {
+ PyErr_SetString(PyExc_TypeError, wxStringErrorMsg);
+ 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);
+ }
+#else
+ char* tmpPtr; int tmpSize;
+ if (PyString_AsStringAndSize(source, &tmpPtr, &tmpSize) == -1) {
+ PyErr_SetString(PyExc_TypeError, "Unable to convert string");
+ return NULL;
+ }
+ 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;
+}
+
+
+// Similar to above except doesn't use "new" and doesn't set an exception
+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);
+ }
+#else
+ char* tmpPtr; int tmpSize;
+ PyString_AsStringAndSize(source, &tmpPtr, &tmpSize);
+ target = wxString(tmpPtr, tmpSize);
+#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;
+}
+
+
+// Make either a Python String or Unicode object, depending on build mode
+PyObject* wx2PyString(const wxString& src)
+{
+ PyObject* str;
+#if wxUSE_UNICODE
+ str = PyUnicode_FromWideChar(src.c_str(), src.Len());
+#else
+ str = PyString_FromStringAndSize(src.c_str(), src.Len());
+#endif
+ return str;
+}
+
+
+//----------------------------------------------------------------------
byte* byte_LIST_helper(PyObject* source) {
if (!isFast)
Py_DECREF(o);
error1:
- delete temp;
+ delete [] temp;
error0:
PyErr_SetString(PyExc_TypeError, "Expected a sequence of length-2 sequences or wxPoints.");
return NULL;
PyErr_SetString(PyExc_TypeError, "Expected a list of string or unicode objects.");
return NULL;
}
-
- char* buff;
- int length;
- if (PyString_AsStringAndSize(o, &buff, &length) == -1)
- return NULL;
- temp[x] = wxString(buff, length);
#else
if (! PyString_Check(o)) {
PyErr_SetString(PyExc_TypeError, "Expected a list of strings.");
return NULL;
}
- temp[x] = PyString_AsString(o);
#endif
+
+ wxString* pStr = wxString_in_helper(o);
+ temp[x] = *pStr;
+ delete pStr;
}
return temp;
}
}
-bool _2int_seq_helper(PyObject* source, int* i1, int* i2) {
+bool wxPy2int_seq_helper(PyObject* source, int* i1, int* i2) {
bool isFast = PyList_Check(source) || PyTuple_Check(source);
PyObject *o1, *o2;
}
-bool _4int_seq_helper(PyObject* source, int* i1, int* i2, int* i3, int* i4) {
+bool wxPy4int_seq_helper(PyObject* source, int* i1, int* i2, int* i3, int* i4) {
bool isFast = PyList_Check(source) || PyTuple_Check(source);
PyObject *o1, *o2, *o3, *o4;
else if (PySequence_Check(source) && PyObject_Length(source) == 2) {
PyObject* o1 = PySequence_GetItem(source, 0);
PyObject* o2 = PySequence_GetItem(source, 1);
+ if (!PyNumber_Check(o1) || !PyNumber_Check(o2)) {
+ Py_DECREF(o1);
+ Py_DECREF(o2);
+ goto error;
+ }
**obj = wxSize(PyInt_AsLong(o1), PyInt_AsLong(o2));
+ Py_DECREF(o1);
+ Py_DECREF(o2);
return TRUE;
}
return FALSE;
}
+
bool wxPoint_helper(PyObject* source, wxPoint** obj) {
// If source is an object instance then it may already be the right type
if (PySequence_Check(source) && PySequence_Length(source) == 2) {
PyObject* o1 = PySequence_GetItem(source, 0);
PyObject* o2 = PySequence_GetItem(source, 1);
- // This should really check for integers, not numbers -- but that would break code.
- if (!PyNumber_Check(o1) || !PyNumber_Check(o2)) {
- Py_DECREF(o1);
- Py_DECREF(o2);
- goto error;
- }
- **obj = wxPoint(PyInt_AsLong(o1), PyInt_AsLong(o2));
- Py_DECREF(o1);
- Py_DECREF(o2);
+ // This should really check for integers, not numbers -- but that would break code.
+ if (!PyNumber_Check(o1) || !PyNumber_Check(o2)) {
+ Py_DECREF(o1);
+ Py_DECREF(o2);
+ goto error;
+ }
+ **obj = wxPoint(PyInt_AsLong(o1), PyInt_AsLong(o2));
+ Py_DECREF(o1);
+ Py_DECREF(o2);
return TRUE;
}
error:
else if (PySequence_Check(source) && PyObject_Length(source) == 2) {
PyObject* o1 = PySequence_GetItem(source, 0);
PyObject* o2 = PySequence_GetItem(source, 1);
+ if (!PyNumber_Check(o1) || !PyNumber_Check(o2)) {
+ Py_DECREF(o1);
+ Py_DECREF(o2);
+ goto error;
+ }
**obj = wxRealPoint(PyFloat_AsDouble(o1), PyFloat_AsDouble(o2));
+ Py_DECREF(o1);
+ Py_DECREF(o2);
return TRUE;
}
PyObject* o2 = PySequence_GetItem(source, 1);
PyObject* o3 = PySequence_GetItem(source, 2);
PyObject* o4 = PySequence_GetItem(source, 3);
+ if (!PyNumber_Check(o1) || !PyNumber_Check(o2) ||
+ !PyNumber_Check(o3) || !PyNumber_Check(o4)) {
+ Py_DECREF(o1);
+ Py_DECREF(o2);
+ Py_DECREF(o3);
+ Py_DECREF(o4);
+ goto error;
+ }
**obj = wxRect(PyInt_AsLong(o1), PyInt_AsLong(o2),
- PyInt_AsLong(o3), PyInt_AsLong(o4));
+ PyInt_AsLong(o3), PyInt_AsLong(o4));
+ Py_DECREF(o1);
+ Py_DECREF(o2);
+ Py_DECREF(o3);
+ Py_DECREF(o4);
return TRUE;
}
*obj = ptr;
return TRUE;
}
- // otherwise a string is expected
- else if (PyString_Check(source)) {
- wxString spec = PyString_AS_STRING(source);
- if (spec[0U] == '#' && spec.Length() == 7) { // It's #RRGGBB
- char* junk;
- int red = strtol(spec.Mid(1,2), &junk, 16);
- int green = strtol(spec.Mid(3,2), &junk, 16);
- int blue = strtol(spec.Mid(5,2), &junk, 16);
+ // otherwise check for a string
+ else if (PyString_Check(source) || PyUnicode_Check(source)) {
+ wxString spec = Py2wxString(source);
+ if (spec.GetChar(0) == '#' && spec.Length() == 7) { // It's #RRGGBB
+ long red, green, blue;
+ red = green = blue = 0;
+ spec.Mid(1,2).ToLong(&red, 16);
+ spec.Mid(3,2).ToLong(&green, 16);
+ spec.Mid(5,2).ToLong(&blue, 16);
+
**obj = wxColour(red, green, blue);
return TRUE;
}
return TRUE;
}
}
+ // last chance: 3-tuple of integers is expected
+ else if (PySequence_Check(source) && PyObject_Length(source) == 3) {
+ PyObject* o1 = PySequence_GetItem(source, 0);
+ PyObject* o2 = PySequence_GetItem(source, 1);
+ PyObject* o3 = PySequence_GetItem(source, 2);
+ if (!PyNumber_Check(o1) || !PyNumber_Check(o2) || !PyNumber_Check(o3)) {
+ Py_DECREF(o1);
+ Py_DECREF(o2);
+ Py_DECREF(o3);
+ goto error;
+ }
+ **obj = wxColour(PyInt_AsLong(o1), PyInt_AsLong(o2), PyInt_AsLong(o3));
+ Py_DECREF(o1);
+ Py_DECREF(o2);
+ Py_DECREF(o3);
+ return TRUE;
+ }
+
+ error:
+ PyErr_SetString(PyExc_TypeError,
+ "Expected a wxColour object or a string containing a colour name or '#RRGGBB'.");
+ return FALSE;
+}
+
+
+bool wxPoint2DDouble_helper(PyObject* source, wxPoint2DDouble** obj) {
+ // If source is an object instance then it may already be the right type
+ if (PyInstance_Check(source)) {
+ wxPoint2DDouble* ptr;
+ if (SWIG_GetPtrObj(source, (void **)&ptr, "_wxPoint2DDouble_p"))
+ goto error;
+ *obj = ptr;
+ return TRUE;
+ }
+ // otherwise a length-2 sequence of floats is expected
+ if (PySequence_Check(source) && PySequence_Length(source) == 2) {
+ PyObject* o1 = PySequence_GetItem(source, 0);
+ PyObject* o2 = PySequence_GetItem(source, 1);
+ // This should really check for integers, not numbers -- but that would break code.
+ if (!PyNumber_Check(o1) || !PyNumber_Check(o2)) {
+ Py_DECREF(o1);
+ Py_DECREF(o2);
+ goto error;
+ }
+ **obj = wxPoint2DDouble(PyFloat_AsDouble(o1), PyFloat_AsDouble(o2));
+ Py_DECREF(o1);
+ Py_DECREF(o2);
+ return TRUE;
+ }
error:
- PyErr_SetString(PyExc_TypeError, "Expected a wxColour object or a string containing a colour name or '#RRGGBB'.");
+ PyErr_SetString(PyExc_TypeError, "Expected a 2-tuple of floats or a wxPoint2DDouble object.");
return FALSE;
}
+
//----------------------------------------------------------------------
PyObject* wxArrayString2PyList_helper(const wxArrayString& arr) {
PyObject* list = PyList_New(0);
for (size_t i=0; i < arr.GetCount(); i++) {
- PyObject* str = PyString_FromString(arr[i].c_str());
+#if wxUSE_UNICODE
+ PyObject* str = PyUnicode_FromWideChar(arr[i].c_str(), arr[i].Len());
+#else
+ PyObject* str = PyString_FromStringAndSize(arr[i].c_str(), arr[i].Len());
+#endif
PyList_Append(list, str);
Py_DECREF(str);
}
}
+PyObject* wxArrayInt2PyList_helper(const wxArrayInt& arr) {
+
+ PyObject* list = PyList_New(0);
+ for (size_t i=0; i < arr.GetCount(); i++) {
+ PyObject* number = PyInt_FromLong(arr[i]);
+ PyList_Append(list, number);
+ Py_DECREF(number);
+ }
+ return list;
+}
+
+
//----------------------------------------------------------------------
//----------------------------------------------------------------------
projects / wxWidgets.git / blobdiff