//
// Author: Robin Dunn
//
-// Created: 7/1/97
+// Created: 1-July-1997
// RCS-ID: $Id$
// Copyright: (c) 1998 by Total Control Software
// Licence: wxWindows license
/////////////////////////////////////////////////////////////////////////////
-#include <stdio.h> // get the correct definition of NULL
#undef DEBUG
#include <Python.h>
-#include "helpers.h"
+#include "wx/wxPython/wxPython_int.h"
+#include "wx/wxPython/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 <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__
+#include <wx/mac/private.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* wxPyAssertionError = NULL;
+
+PyObject* wxPyPtrTypeMap = 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;
+ m_startupComplete = False;
}
+
wxPyApp::~wxPyApp() {
-// printf("**** dtor\n");
}
-// This one isn't acutally called... See __wxStart()
-bool wxPyApp::OnInit(void) {
- return FALSE;
+// This one isn't acutally called... We fake it with _BootstrapApp
+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
+ bool blocked = wxPyBeginBlockThreads();
+ if (wxPyCBH_findCallback(m_myInst, "OnInitGui"))
+ rval = wxPyCBH_callCallback(m_myInst, Py_BuildValue("()"));
+ wxPyEndBlockThreads(blocked);
+ return rval;
+}
-#ifdef __WXMSW__
-#include "wx/msw/msvcrt.h"
-#endif
+int wxPyApp::OnExit() {
+ int rval=0;
+ bool blocked = wxPyBeginBlockThreads();
+ if (wxPyCBH_findCallback(m_myInst, "OnExit"))
+ rval = wxPyCBH_callCallback(m_myInst, Py_BuildValue("()"));
+ wxPyEndBlockThreads(blocked);
+ wxApp::OnExit(); // in this case always call the base class version
+ return rval;
+}
-int WXDLLEXPORT wxEntryStart( int argc, char** argv );
-int WXDLLEXPORT wxEntryInitGui();
-void WXDLLEXPORT wxEntryCleanup();
+#ifdef __WXDEBUG__
+void wxPyApp::OnAssert(const wxChar *file,
+ int line,
+ const wxChar *cond,
+ const wxChar *msg) {
+
+ // if we're not fully initialized then just log the error
+ if (! m_startupComplete) {
+ 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);
+ return;
+ }
-#ifdef WXP_WITH_THREAD
-PyThreadState* wxPyEventThreadState = NULL;
+ // If the OnAssert is overloaded in the Python class then call it...
+ bool found;
+ bool blocked = 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(blocked);
+
+ // ...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
+ bool blocked = wxPyBeginBlockThreads();
+ PyObject* s = wx2PyString(buf);
+ PyErr_SetObject(wxPyAssertionError, s);
+ Py_DECREF(s);
+ 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
+ // 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
+ // For catching Apple Events
+void wxPyApp::MacOpenFile(const wxString &fileName)
+{
+ 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(blocked);
+}
-// 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()
+void wxPyApp::MacPrintFile(const wxString &fileName)
{
+ 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(blocked);
+}
-#ifdef __WXMSW__
-// wxCrtSetDbgFlag(_CRTDBG_LEAK_CHECK_DF);
-#endif
+void wxPyApp::MacNewFile()
+{
+ bool blocked = wxPyBeginBlockThreads();
+ if (wxPyCBH_findCallback(m_myInst, "MacNewFile"))
+ wxPyCBH_callCallback(m_myInst, Py_BuildValue("()"));
+ wxPyEndBlockThreads(blocked);
+}
-#ifdef WXP_WITH_THREAD
- PyEval_InitThreads();
- wxPyEventThreadState = PyThreadState_Get(); // PyThreadState_New(PyThreadState_Get()->interp);
+void wxPyApp::MacReopenApp()
+{
+ bool blocked = wxPyBeginBlockThreads();
+ if (wxPyCBH_findCallback(m_myInst, "MacReopenApp"))
+ wxPyCBH_callCallback(m_myInst, Py_BuildValue("()"));
+ wxPyEndBlockThreads(blocked);
+}
+
+
+/*static*/
+bool wxPyApp::GetMacSupportPCMenuShortcuts() {
+#ifdef __WXMAC__
+ return s_macSupportPCMenuShortcuts;
+#else
+ return 0;
#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;
+/*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
+}
- 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;
- }
+/*static*/
+long wxPyApp::GetMacExitMenuItemId() {
+#ifdef __WXMAC__
+ return s_macExitMenuItemId;
+#else
+ return 0;
+#endif
+}
- wxEntryStart(argc, argv);
- delete [] argv;
+/*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
+}
-// Start the user application, user App's OnInit method is a parameter here
-PyObject* __wxStart(PyObject* /* self */, PyObject* args)
-{
- PyObject* onInitFunc = NULL;
- PyObject* arglist;
- PyObject* result;
- long bResult;
+/*static*/
+void wxPyApp::SetMacPreferencesMenuItemId(long val) {
+#ifdef __WXMAC__
+ s_macPreferencesMenuItemId = val;
+#endif
+}
- if (!PyArg_ParseTuple(args, "O", &onInitFunc))
- return NULL;
+/*static*/
+void wxPyApp::SetMacExitMenuItemId(long val) {
+#ifdef __WXMAC__
+ s_macExitMenuItemId = val;
+#endif
+}
-#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;
- }
+/*static*/
+void wxPyApp::SetMacHelpMenuTitleName(const wxString& val) {
+#ifdef __WXMAC__
+ s_macHelpMenuTitleName = val;
#endif
+}
+
- // This is the next part of the wxEntry functionality...
- int argc = 0;
+// This finishes the initialization of wxWindows and then calls the OnInit
+// that should be present in the derived (Python) class.
+void wxPyApp::_BootstrapApp()
+{
+ bool result;
+ PyObject* retval = NULL;
+ PyObject* pyint = NULL;
+
+
+ // Get any command-line args passed to this program from the sys module
+ int argc = 0;
char** argv = NULL;
+ bool blocked = wxPyBeginBlockThreads();
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)));
+ 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;
+ wxPyEndBlockThreads(blocked);
- wxEntryInitGui();
+ result = wxEntryStart(argc, argv);
+ delete [] argv;
- // Call the Python App's OnInit function
- arglist = PyTuple_New(0);
- result = PyEval_CallObject(onInitFunc, arglist);
- if (!result) { // an exception was raised.
- return NULL;
+ blocked = wxPyBeginBlockThreads();
+ if (! result) {
+ PyErr_SetString(PyExc_SystemError, "wxEntryStart failed!");
+ goto error;
}
- if (! PyInt_Check(result)) {
- PyErr_SetString(PyExc_TypeError, "OnInit should return a boolean value");
- return NULL;
+ // The stock objects were all NULL when they were loaded into
+ // SWIG generated proxies, so re-init those now...
+ wxPy_ReinitStockObjects(3);
+
+ // It's now ok to generate exceptions for assertion errors.
+ wxPythonApp->SetStartupComplete(True);
+
+ // Call the Python wxApp's OnInit function
+ if (wxPyCBH_findCallback(m_myInst, "OnInit")) {
+
+ PyObject* method = m_myInst.GetLastFound();
+ PyObject* argTuple = PyTuple_New(0);
+ retval = PyEval_CallObject(method, argTuple);
+ Py_DECREF(argTuple);
+ Py_DECREF(method);
+ if (retval == NULL)
+ goto error;
+
+ pyint = PyNumber_Int(retval);
+ if (! pyint) {
+ PyErr_SetString(PyExc_TypeError, "OnInit should return a boolean value");
+ goto error;
+ }
+ result = PyInt_AS_LONG(pyint);
}
- bResult = PyInt_AS_LONG(result);
- if (! bResult) {
- PyErr_SetString(PyExc_SystemExit, "OnInit returned FALSE, exiting...");
- return NULL;
+ else {
+ // Is it okay if there is no OnInit? Probably so...
+ result = True;
}
-#ifdef __WXGTK__
- wxTheApp->m_initialized = (wxTopLevelWindows.GetCount() > 0);
+
+ if (! result) {
+ PyErr_SetString(PyExc_SystemExit, "OnInit returned False, exiting...");
+ }
+
+ error:
+ Py_XDECREF(retval);
+ Py_XDECREF(pyint);
+
+ wxPyEndBlockThreads(blocked);
+};
+
+//---------------------------------------------------------------------
+//----------------------------------------------------------------------
+
+
+#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;
+}
+
+#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
- Py_INCREF(Py_None);
- return Py_None;
+static wxChar* wxPyCopyWString(const char *src)
+{
+ //wxMB2WXbuf buff = wxConvCurrent->cMB2WX(src);
+ wxString str(src, *wxConvCurrent);
+ return copystring(str);
}
-void __wxCleanup() {
- wxEntryCleanup();
+#if wxUSE_UNICODE
+static wxChar* wxPyCopyWString(const wxChar *src)
+{
+ return copystring(src);
}
+#endif
+#endif
+inline const char* dropwx(const char* name) {
+ if (name[0] == 'w' && name[1] == 'x')
+ return name+2;
+ else
+ return name;
+}
+
+//----------------------------------------------------------------------
+
+// This function is called when the wxc module is imported to do some initial
+// setup. (Before there is a wxApp object.) The rest happens in
+// wxPyApp::_BootstrapApp
+void __wxPyPreStart(PyObject* moduleDict)
+{
+
+#ifdef __WXMSW__
+// wxCrtSetDbgFlag(_CRTDBG_LEAK_CHECK_DF);
+#endif
+
+#ifdef WXP_WITH_THREAD
+ PyEval_InitThreads();
+ wxPyTStates = new wxPyThreadStateArray;
+ wxPyTMutex = new wxMutex;
+
+ // Save the current (main) thread state in our array
+ PyThreadState* tstate = wxPyBeginAllowThreads();
+ wxPyEndAllowThreads(tstate);
+#endif
+
+ // Ensure that the build options in the DLL (or whatever) match this build
+ wxApp::CheckBuildOptions(WX_BUILD_OPTIONS_SIGNATURE, "wxPython");
+
+ // Init the stock objects to a non-NULL value so SWIG doesn't create them as None
+ wxPy_ReinitStockObjects(1);
+}
+
+
+
+void __wxPyCleanup() {
+ wxPyDoingCleanup = True;
+ if (wxPyDoCleanup) {
+ wxPyDoCleanup = False;
+ 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)
+// Save a reference to the dictionary of the wx.core module, and inject
+// a few more things into it.
+PyObject* __wxPySetDictionary(PyObject* /* self */, PyObject* args)
{
if (!PyArg_ParseTuple(args, "O", &wxPython_dict))
return NULL;
if (!PyDict_Check(wxPython_dict)) {
- PyErr_SetString(PyExc_TypeError, "_wxSetDictionary must have dictionary object!");
+ PyErr_SetString(PyExc_TypeError, "_wxPySetDictionary must have dictionary object!");
return NULL;
}
wxPyPtrTypeMap = PyDict_New();
PyDict_SetItemString(wxPython_dict, "__wxPyPtrTypeMap", wxPyPtrTypeMap);
+ // Create an exception object to use for wxASSERTions
+ wxPyAssertionError = PyErr_NewException("wx.core.PyAssertionError",
+ PyExc_AssertionError, NULL);
+ PyDict_SetItemString(wxPython_dict, "PyAssertionError", wxPyAssertionError);
+
#ifdef __WXMOTIF__
#define wxPlatform "__WXMOTIF__"
+#define wxPlatName "wxMotif"
#endif
-#ifdef __WXQT__
-#define wxPlatform "__WXQT__"
+#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__
+ int wxdebug = 1;
+#else
+ 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
- PyDict_SetItemString(wxPython_dict, "wxPlatform", PyString_FromString(wxPlatform));
+#undef _AddInfoString
- Py_INCREF(Py_None);
- return Py_None;
+ PyObject* PlatInfoTuple = PyList_AsTuple(PlatInfo);
+ Py_DECREF(PlatInfo);
+ PyDict_SetItemString(wxPython_dict, "PlatformInfo", PlatInfoTuple);
+
+ RETURN_NONE();
+}
+
+
+//---------------------------------------------------------------------------
+
+// Python's PyInstance_Check does not return True for instances of new-style
+// classes. This should get close enough for both new and old classes but I
+// should re-evaluate the need for doing instance checks...
+bool wxPyInstance_Check(PyObject* obj) {
+ return PyObject_HasAttrString(obj, "__class__") != 0;
+}
+
+
+// This one checks if the object is an instance of a SWIG proxy class (it has
+// a .this attribute)
+bool wxPySwigInstance_Check(PyObject* obj) {
+ return PyObject_HasAttrString(obj, "this") != 0;
+}
+
+//---------------------------------------------------------------------------
+
+// The stock objects are no longer created when the wxc module is imported,
+// but only after the app object has been created. The
+// wxPy_ReinitStockObjects function will be called 3 times to pass the stock
+// objects though various stages of evolution:
+//
+// pass 1: Set all the pointers to a non-NULL value so the Python proxy
+// object will be created (otherwise it will just use None.)
+//
+// pass 2: After the module has been imported and the python proxys have
+// been created, then set the __class__ to be _wxPyUnbornObject so
+// it will catch any access to the object and will raise an exception.
+//
+// pass 3: Finally, from OnInit patch things up so the stock objects can
+// be used.
+
+
+PyObject* __wxPyFixStockObjects(PyObject* /* self */, PyObject* args)
+{
+ wxPy_ReinitStockObjects(2);
+ RETURN_NONE();
+}
+
+
+static void rsoPass2(const char* name)
+{
+ static PyObject* unbornObjectClass = NULL;
+ PyObject* obj;
+
+ if (unbornObjectClass == NULL) {
+ unbornObjectClass = PyDict_GetItemString(wxPython_dict, "_wxPyUnbornObject");
+ Py_INCREF(unbornObjectClass);
+ }
+
+ // Find the object instance
+ obj = PyDict_GetItemString(wxPython_dict, (char*)dropwx(name));
+ wxCHECK_RET(obj != NULL, wxT("Unable to find stock object"));
+ wxCHECK_RET(wxPySwigInstance_Check(obj), wxT("Not a swig instance"));
+
+ // Change its class
+ PyObject_SetAttrString(obj, "__class__", unbornObjectClass);
+
+}
+
+static void rsoPass3(const char* name, const char* classname, void* ptr)
+{
+ PyObject* obj;
+ PyObject* classobj;
+ PyObject* ptrobj;
+
+ // Find the object instance
+ obj = PyDict_GetItemString(wxPython_dict, (char*)dropwx(name));
+ wxCHECK_RET(obj != NULL, wxT("Unable to find stock object"));
+ wxCHECK_RET(wxPySwigInstance_Check(obj), wxT("Not a swig instance"));
+
+ // Find the class object and put it back in the instance
+ classobj = PyDict_GetItemString(wxPython_dict, (char*)dropwx(classname));
+ wxCHECK_RET(classobj != NULL, wxT("Unable to find stock class object"));
+ PyObject_SetAttrString(obj, "__class__", classobj);
+
+ // Rebuild the .this swigified pointer with the new value of the C++ pointer
+ ptrobj = wxPyMakeSwigPtr(ptr, wxString(classname, *wxConvCurrent));
+ PyObject_SetAttrString(obj, "this", ptrobj);
+ Py_DECREF(ptrobj);
+}
+
+
+
+void wxPy_ReinitStockObjects(int pass)
+{
+
+#define REINITOBJ(name, classname) \
+ if (pass == 1) { name = (classname*)0xC0C0C0C0; } \
+ else if (pass == 2) { rsoPass2(#name); } \
+ else if (pass == 3) { rsoPass3(#name, #classname, (void*)name); }
+
+
+#define REINITOBJ2(name, classname) \
+ if (pass == 1) { } \
+ 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);
+ 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);
+ 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...
+ bool blocked = wxPyBeginBlockThreads();
+ Py_DECREF(self->m_obj);
+ self->m_obj = NULL;
+ wxPyEndBlockThreads(blocked);
+ }
+}
+
+void wxPyUserData_dtor(wxPyUserData* self) {
+ if (! wxPyDoingCleanup) {
+ bool blocked = wxPyBeginBlockThreads();
+ Py_DECREF(self->m_obj);
+ self->m_obj = NULL;
+ wxPyEndBlockThreads(blocked);
+ }
+}
+
+
+// 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 _core_ex.py for the implementation of this class.
+void wxPyOORClientData_dtor(wxPyOORClientData* self) {
+
+ static PyObject* deadObjectClass = NULL;
+
+ bool blocked = wxPyBeginBlockThreads();
+ if (deadObjectClass == NULL) {
+ deadObjectClass = PyDict_GetItemString(wxPython_dict, "_wxPyDeadObject");
+ // TODO: Can not wxASSERT here because inside a wxPyBeginBlock Threads,
+ // will lead to a deadlock when it tries to aquire the GIL again.
+ //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 ) {
+ // bool isInstance = wxPyInstance_Check(self->m_obj);
+ // TODO same here
+ //wxASSERT_MSG(isInstance, 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
+
+
+ PyObject* dict = PyObject_GetAttrString(self->m_obj, "__dict__");
+ if (dict) {
+ // Clear the instance's dictionary
+ PyDict_Clear(dict);
+
+ // put the name of the old class into the instance, and then reset the
+ // class to be the dead class.
+ PyObject* klass = PyObject_GetAttrString(self->m_obj, "__class__");
+ PyObject* name = PyObject_GetAttrString(klass, "__name__");
+ PyDict_SetItemString(dict, "_name", name);
+ PyObject_SetAttrString(self->m_obj, "__class__", deadObjectClass);
+ //Py_INCREF(deadObjectClass);
+ Py_DECREF(klass);
+ Py_DECREF(name);
+ }
+ }
+
+ // m_obj is DECREF'd in the base class dtor...
+ wxPyEndBlockThreads(blocked);
}
// 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) {
- if (!className)
- return NULL;
+PyObject* wxPyMake_wxObject(wxObject* source, bool checkEvtHandler) {
+ PyObject* target = NULL;
+ bool isEvtHandler = False;
- char buff[64]; // should always be big enough...
+ if (source) {
+ // If it's derived from wxEvtHandler then there may
+ // 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;
+ wxPyOORClientData* data = (wxPyOORClientData*)eh->GetClientObject();
+ if (data) {
+ target = data->m_obj;
+ if (target)
+ Py_INCREF(target);
+ }
+ }
- sprintf(buff, "%sPtr", className);
- PyObject* classobj = PyDict_GetItemString(wxPython_dict, buff);
+ if (! target) {
+ // Otherwise make it the old fashioned way by making a new shadow
+ // object and putting this pointer in it. Look up the class
+ // heirarchy until we find a class name that is located in the
+ // python module.
+ const wxClassInfo* info = source->GetClassInfo();
+ wxString name = info->GetClassName();
+ bool exists = wxPyCheckSwigType(name);
+ while (info && !exists) {
+ info = info->GetBaseClass1();
+ name = info->GetClassName();
+ exists = wxPyCheckSwigType(name);
+ }
+ if (info) {
+ target = wxPyConstructObject((void*)source, name, False);
+ if (target && isEvtHandler)
+ ((wxEvtHandler*)source)->SetClientObject(new wxPyOORClientData(target));
+ } else {
+ wxString msg(wxT("wxPython class not found for "));
+ msg += source->GetClassInfo()->GetClassName();
+ 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 classobj; // returns NULL if not found
+
+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;
+ if (target)
+ Py_INCREF(target);
+ }
+ }
+ if (! target) {
+ target = wxPyMake_wxObject(source, False);
+ if (target != Py_None)
+ ((wxSizer*)source)->SetClientObject(new wxPyOORClientData(target));
+ }
+ return target;
}
-PyObject* wxPyMake_wxObject(wxObject* source) {
- PyObject* target;
+//---------------------------------------------------------------------------
- if (source) {
- wxClassInfo* info = source->GetClassInfo();
- wxChar* name = (wxChar*)info->GetClassName();
- PyObject* klass = wxPyClassExists(name);
- while (info && !klass) {
- name = (wxChar*)info->GetBaseClassName1();
- info = wxClassInfo::FindClass(name);
- klass = wxPyClassExists(name);
+
+#ifdef WXP_WITH_THREAD
+inline
+unsigned long wxPyGetCurrentThreadId() {
+ return wxThread::GetCurrentId();
+}
+
+static wxPyThreadState gs_shutdownTState;
+
+static
+wxPyThreadState* wxPyGetThreadState() {
+ if (wxPyTMutex == NULL) // Python is shutting down...
+ return &gs_shutdownTState;
+
+ unsigned long ctid = wxPyGetCurrentThreadId();
+ wxPyThreadState* tstate = NULL;
+
+ wxPyTMutex->Lock();
+ for(size_t i=0; i < wxPyTStates->GetCount(); i++) {
+ wxPyThreadState& info = wxPyTStates->Item(i);
+ if (info.tid == ctid) {
+ tstate = &info;
+ break;
}
- if (info) {
- target = wxPyConstructObject(source, name, klass, FALSE);
- } else {
- wxString msg("wxPython class not found for ");
- msg += source->GetClassInfo()->GetClassName();
- PyErr_SetString(PyExc_NameError, msg.c_str());
- target = NULL;
+ }
+ 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 = 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;
}
- } else { // source was NULL so return None.
- Py_INCREF(Py_None); target = Py_None;
}
- return target;
+ // 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:
+
+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 (current != tstate->tstate) {
+ PyEval_RestoreThread(tstate->tstate);
+ blocked = true;
+ }
+ return blocked;
+#endif
+}
+
+
+void wxPyEndBlockThreads(bool blocked) {
+#ifdef WXP_WITH_THREAD
+ // 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
+}
+
+
//---------------------------------------------------------------------------
+// wxPyInputStream and wxPyCBInputStream methods
-PyObject* wxPyConstructObject(void* ptr,
- const char* className,
- PyObject* klass,
- int setThisOwn) {
- PyObject* obj;
- PyObject* arg;
- PyObject* item;
- char swigptr[64]; // should always be big enough...
- char buff[64];
+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;
+}
- if ((item = PyDict_GetItemString(wxPyPtrTypeMap, (char*)className)) != NULL) {
- className = PyString_AsString(item);
+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) {
+ bool blocked = wxPyBeginBlockThreads();
+ PyErr_SetString(PyExc_IOError, "no valid C-wxInputStream");
+ wxPyEndBlockThreads(blocked);
+ 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
+ bool blocked = 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());
}
- sprintf(buff, "_%s_p", className);
- SWIG_MakePtr(swigptr, ptr, buff);
+ wxPyEndBlockThreads(blocked);
+ return obj;
+}
+
- arg = Py_BuildValue("(s)", swigptr);
- obj = PyInstance_New(klass, arg, NULL);
- Py_DECREF(arg);
+PyObject* wxPyInputStream::readline(int size) {
+ PyObject* obj = NULL;
+ wxMemoryBuffer buf;
+ int i;
+ char ch;
- if (setThisOwn) {
- PyObject* one = PyInt_FromLong(1);
- PyObject_SetAttrString(obj, "thisown", one);
- Py_DECREF(one);
+ // check if we have a real wxInputStream to work with
+ if (!m_wxis) {
+ bool blocked = wxPyBeginBlockThreads();
+ PyErr_SetString(PyExc_IOError,"no valid C-wxInputStream");
+ wxPyEndBlockThreads(blocked);
+ return NULL;
+ }
+
+ // 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);
}
+ // errorcheck
+ bool blocked = 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((char*)buf.GetData(), buf.GetDataLen());
+ }
+ wxPyEndBlockThreads(blocked);
return obj;
}
-PyObject* wxPyConstructObject(void* ptr,
- const char* className,
- int setThisOwn) {
- PyObject* obj;
+PyObject* wxPyInputStream::readlines(int sizehint) {
+ PyObject* pylist;
+
+ // check if we have a real wxInputStream to work with
+ if (!m_wxis) {
+ bool blocked = wxPyBeginBlockThreads();
+ PyErr_SetString(PyExc_IOError,"no valid C-wxInputStream");
+ wxPyEndBlockThreads(blocked);
+ return NULL;
+ }
+
+ // init list
+ bool blocked = wxPyBeginBlockThreads();
+ pylist = PyList_New(0);
+ wxPyEndBlockThreads(blocked);
+
+ if (!pylist) {
+ bool blocked = wxPyBeginBlockThreads();
+ PyErr_NoMemory();
+ wxPyEndBlockThreads(blocked);
+ 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) {
+ bool blocked = wxPyBeginBlockThreads();
+ Py_DECREF(pylist);
+ wxPyEndBlockThreads(blocked);
+ return NULL;
+ }
+ bool blocked = wxPyBeginBlockThreads();
+ PyList_Append(pylist, s);
+ i += PyString_Size(s);
+ wxPyEndBlockThreads(blocked);
+ }
+
+ // error check
+ wxStreamError err = m_wxis->GetLastError();
+ if (err != wxSTREAM_NO_ERROR && err != wxSTREAM_EOF) {
+ bool blocked = wxPyBeginBlockThreads();
+ Py_DECREF(pylist);
+ PyErr_SetString(PyExc_IOError,"IOError in wxInputStream");
+ wxPyEndBlockThreads(blocked);
+ return NULL;
+ }
+
+ return pylist;
+}
+
+
+void wxPyInputStream::seek(int offset, int whence) {
+ if (m_wxis)
+ m_wxis->SeekI(offset, wxSeekMode(whence));
+}
+
+int wxPyInputStream::tell(){
+ if (m_wxis)
+ return m_wxis->TellI();
+ else return 0;
+}
+
+
+
+
+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() {
+ bool blocked;
+ if (m_block) blocked = wxPyBeginBlockThreads();
+ Py_XDECREF(m_read);
+ Py_XDECREF(m_seek);
+ Py_XDECREF(m_tell);
+ if (m_block) wxPyEndBlockThreads(blocked);
+}
+
+
+wxPyCBInputStream* wxPyCBInputStream::create(PyObject *py, bool block) {
+ bool blocked;
+ if (block) blocked = 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(blocked);
+ return NULL;
+ }
+
+ if (block) wxPyEndBlockThreads(blocked);
+ return new wxPyCBInputStream(read, seek, tell, block);
+}
+
+
+wxPyCBInputStream* wxPyCBInputStream_create(PyObject *py, bool block) {
+ return wxPyCBInputStream::create(py, block);
+}
+
+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;
+ }
+ return o;
+}
+
+
+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;
- if (!ptr) {
- Py_INCREF(Py_None);
- return Py_None;
- }
+ bool blocked = wxPyBeginBlockThreads();
+ PyObject* arglist = Py_BuildValue("(i)", bufsize);
+ PyObject* result = PyEval_CallObject(m_read, arglist);
+ Py_DECREF(arglist);
- char buff[64]; // should always be big enough...
+ 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);
- 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;
}
-
- return wxPyConstructObject(ptr, className, classobj, setThisOwn);
+ else
+ m_lasterror = wxSTREAM_READ_ERROR;
+ wxPyEndBlockThreads(blocked);
+ return o;
}
-//---------------------------------------------------------------------------
-
-static PyThreadState* myPyThreadState_Get() {
- PyThreadState* current;
- current = PyThreadState_Swap(NULL);
- PyThreadState_Swap(current);
- return current;
+size_t wxPyCBInputStream::OnSysWrite(const void *buffer, size_t bufsize) {
+ m_lasterror = wxSTREAM_WRITE_ERROR;
+ return 0;
}
-
-bool wxPyRestoreThread() {
- // NOTE: The Python API docs state that if a thread already has the
- // interpreter lock and calls PyEval_RestoreThread again a deadlock
- // occurs, so I put in this code as a guard condition since there are
- // many possibilites for nested events and callbacks in wxPython. If
- // The current thread is our thread, then we can assume that we
- // already have the lock. (I hope!)
- //
-#ifdef WXP_WITH_THREAD
- if (wxPyEventThreadState != myPyThreadState_Get()) {
- PyEval_AcquireThread(wxPyEventThreadState);
- return TRUE;
- }
- else
+off_t wxPyCBInputStream::OnSysSeek(off_t off, wxSeekMode mode) {
+ bool blocked = 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
- return FALSE;
+ PyObject* result = PyEval_CallObject(m_seek, arglist);
+ Py_DECREF(arglist);
+ Py_XDECREF(result);
+ wxPyEndBlockThreads(blocked);
+ return OnSysTell();
}
-void wxPySaveThread(bool doSave) {
-#ifdef WXP_WITH_THREAD
- if (doSave) {
- PyEval_ReleaseThread(wxPyEventThreadState);
- }
+off_t wxPyCBInputStream::OnSysTell() const {
+ bool blocked = 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
#endif
+ o = PyInt_AsLong(result);
+ Py_DECREF(result);
+ };
+ wxPyEndBlockThreads(blocked);
+ return o;
}
-//---------------------------------------------------------------------------
+//----------------------------------------------------------------------
IMPLEMENT_ABSTRACT_CLASS(wxPyCallback, wxObject);
}
wxPyCallback::~wxPyCallback() {
- bool doSave = wxPyRestoreThread();
+ bool blocked = wxPyBeginBlockThreads();
Py_DECREF(m_func);
- wxPySaveThread(doSave);
+ 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) {
PyObject* result;
PyObject* arg;
PyObject* tuple;
+ bool checkSkip = False;
-
- bool doSave = wxPyRestoreThread();
+ bool blocked = 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);
+ }
- tuple = PyTuple_New(1);
- PyTuple_SET_ITEM(tuple, 0, arg);
- result = PyEval_CallObject(func, tuple);
- Py_DECREF(tuple);
- if (result) {
- Py_DECREF(result);
- PyErr_Clear(); // Just in case...
- } else {
+ 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
+ result = PyEval_CallObject(func, tuple);
+ if ( result ) {
+ Py_DECREF(result); // result is ignored, but we still need to decref it
+ PyErr_Clear(); // Just in case...
+ } else {
+ 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
+ // 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);
}
- wxPySaveThread(doSave);
+ wxPyEndBlockThreads(blocked);
}
}
-// 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
+ 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) || PyObject_IsSubclass(klass, m_class))) {
+ // ...then we'll save a pointer to the method so callCallback can call it.
self->m_lastFound = method;
}
else {
int wxPyCallbackHelper::callCallback(PyObject* argTuple) const {
PyObject* result;
- int retval = FALSE;
+ int retval = False;
result = callCallbackObj(argTuple);
if (result) { // Assumes an integer return type...
}
// Invoke the Python callable object, returning the raw PyObject return
-// value. Caller should DECREF the return value and also call PyEval_SaveThread.
+// value. Caller should DECREF the return value and also manage the GIL.
PyObject* wxPyCallbackHelper::callCallbackObj(PyObject* argTuple) const {
PyObject* result;
}
-void wxPyCBH_setSelf(wxPyCallbackHelper& cbh, PyObject* self, PyObject* klass, int incref) {
+void wxPyCBH_setCallbackInfo(wxPyCallbackHelper& cbh, PyObject* self, PyObject* klass, int incref) {
cbh.setSelf(self, klass, incref);
}
void wxPyCBH_delete(wxPyCallbackHelper* cbh) {
- bool doSave = wxPyRestoreThread();
if (cbh->m_incRef) {
+ bool blocked = wxPyBeginBlockThreads();
Py_XDECREF(cbh->m_self);
Py_XDECREF(cbh->m_class);
+ wxPyEndBlockThreads(blocked);
}
- wxPySaveThread(doSave);
}
//---------------------------------------------------------------------------
//---------------------------------------------------------------------------
-// These classes can be derived from in Python and passed through the event
+// These event classes can be derived from in Python and passed through the event
// system without losing anything. They do this by keeping a reference to
// themselves and some special case handling in wxPyCallback::EventThunker.
wxPyEvtSelfRef::wxPyEvtSelfRef() {
//m_self = Py_None; // **** We don't do normal ref counting to prevent
//Py_INCREF(m_self); // circular loops...
- m_cloned = FALSE;
+ m_cloned = False;
}
wxPyEvtSelfRef::~wxPyEvtSelfRef() {
- bool doSave = wxPyRestoreThread();
+ bool blocked = wxPyBeginBlockThreads();
if (m_cloned)
Py_DECREF(m_self);
- wxPySaveThread(doSave);
+ wxPyEndBlockThreads(blocked);
}
void wxPyEvtSelfRef::SetSelf(PyObject* self, bool clone) {
- bool doSave = wxPyRestoreThread();
+ bool blocked = wxPyBeginBlockThreads();
if (m_cloned)
Py_DECREF(m_self);
m_self = self;
if (clone) {
Py_INCREF(m_self);
- m_cloned = TRUE;
+ m_cloned = True;
}
- wxPySaveThread(doSave);
+ wxPyEndBlockThreads(blocked);
}
PyObject* wxPyEvtSelfRef::GetSelf() const {
}
-wxPyEvent::wxPyEvent(int id)
- : wxEvent(id) {
-}
+IMPLEMENT_ABSTRACT_CLASS(wxPyEvent, wxEvent);
+IMPLEMENT_ABSTRACT_CLASS(wxPyCommandEvent, wxCommandEvent);
-wxPyEvent::~wxPyEvent() {
+
+wxPyEvent::wxPyEvent(int winid, wxEventType commandType)
+ : wxEvent(winid, commandType) {
}
-// This one is so the event object can be Cloned...
-void wxPyEvent::CopyObject(wxObject& dest) const {
- wxEvent::CopyObject(dest);
- ((wxPyEvent*)&dest)->SetSelf(m_self, TRUE);
+
+wxPyEvent::wxPyEvent(const wxPyEvent& evt)
+ : wxEvent(evt)
+{
+ SetSelf(evt.m_self, True);
}
-IMPLEMENT_DYNAMIC_CLASS(wxPyEvent, wxEvent);
+wxPyEvent::~wxPyEvent() {
+}
wxPyCommandEvent::wxPyCommandEvent(wxEventType commandType, int id)
: wxCommandEvent(commandType, id) {
}
-wxPyCommandEvent::~wxPyCommandEvent() {
-}
-void wxPyCommandEvent::CopyObject(wxObject& dest) const {
- wxCommandEvent::CopyObject(dest);
- ((wxPyCommandEvent*)&dest)->SetSelf(m_self, TRUE);
+wxPyCommandEvent::wxPyCommandEvent(const wxPyCommandEvent& evt)
+ : wxCommandEvent(evt)
+{
+ SetSelf(evt.m_self, True);
}
-IMPLEMENT_DYNAMIC_CLASS(wxPyCommandEvent, wxCommandEvent);
-
-
-
-//---------------------------------------------------------------------------
-//---------------------------------------------------------------------------
-
-
-wxPyTimer::wxPyTimer(PyObject* callback) {
- func = callback;
- Py_INCREF(func);
-}
-
-wxPyTimer::~wxPyTimer() {
- bool doSave = wxPyRestoreThread();
- Py_DECREF(func);
- wxPySaveThread(doSave);
+wxPyCommandEvent::~wxPyCommandEvent() {
}
-void wxPyTimer::Notify() {
- if (!func || func == Py_None) {
- wxTimer::Notify();
- }
- else {
- bool doSave = wxPyRestoreThread();
-
- PyObject* result;
- PyObject* args = Py_BuildValue("()");
-
- result = PyEval_CallObject(func, args);
- Py_DECREF(args);
- if (result) {
- Py_DECREF(result);
- PyErr_Clear();
- } else {
- PyErr_Print();
- }
- wxPySaveThread(doSave);
- }
-}
//---------------------------------------------------------------------------
//---------------------------------------------------------------------------
-// Convert a wxList to a Python List
+// Convert a wxList to a Python List, only works for lists of wxObjects
-PyObject* wxPy_ConvertList(wxListBase* list, const char* className) {
+PyObject* wxPy_ConvertList(wxListBase* listbase) {
+ wxList* list = (wxList*)listbase; // this is probably bad...
PyObject* pyList;
PyObject* pyObj;
wxObject* wxObj;
- wxNode* node = list->First();
+ wxNode* node = list->GetFirst();
- bool doSave = wxPyRestoreThread();
+ bool blocked = wxPyBeginBlockThreads();
pyList = PyList_New(0);
while (node) {
- wxObj = node->Data();
- pyObj = wxPyMake_wxObject(wxObj); //wxPyConstructObject(wxObj, className);
+ wxObj = node->GetData();
+ pyObj = wxPyMake_wxObject(wxObj);
PyList_Append(pyList, pyObj);
- node = node->Next();
+ node = node->GetNext();
}
- wxPySaveThread(doSave);
+ wxPyEndBlockThreads(blocked);
return pyList;
}
//----------------------------------------------------------------------
long wxPyGetWinHandle(wxWindow* win) {
+
#ifdef __WXMSW__
return (long)win->GetHandle();
#endif
- // Find and return the actual X-Window.
-#ifdef __WXGTK__
- if (win->m_wxwindow) {
- 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
+
+#ifdef __WXMAC__
+ return (long)MAC_WXHWND(win->MacGetRootWindow());
#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...
+
+wxString* wxString_in_helper(PyObject* source) {
+ wxString* target = NULL;
+
+ if (!PyString_Check(source) && !PyUnicode_Check(source)) {
+ PyErr_SetString(PyExc_TypeError, "String or Unicode type required");
+ return NULL;
+ }
+#if wxUSE_UNICODE
+ 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) {
+ PyErr_SetString(PyExc_TypeError, "Unable to convert string");
+ return NULL;
+ }
+ target = new wxString(tmpPtr, tmpSize);
+#endif // wxUSE_UNICODE
+
+ return target;
+}
+
+
+// Similar to above except doesn't use "new" and doesn't set an exception
+wxString Py2wxString(PyObject* source)
+{
+ wxString target;
+
+#if wxUSE_UNICODE
+ // 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(str, &tmpPtr, &tmpSize);
+ target = wxString(tmpPtr, tmpSize);
+
+ if (!PyString_Check(source))
+ Py_DECREF(str);
+#endif // wxUSE_UNICODE
+
+ 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 (PyInt_Check(o1) && PyInt_Check(o2)) {
point->x = PyInt_AS_LONG(o1);
point->y = PyInt_AS_LONG(o2);
- return true;
+ return True;
}
if (PyFloat_Check(o1) && PyFloat_Check(o2)) {
point->x = (int)PyFloat_AS_DOUBLE(o1);
point->y = (int)PyFloat_AS_DOUBLE(o2);
- return true;
+ return True;
}
- if (PyInstance_Check(o1) || PyInstance_Check(o2)) {
+ if (wxPySwigInstance_Check(o1) || wxPySwigInstance_Check(o2)) { // TODO: Why???
// Disallow instances because they can cause havok
- return false;
+ return False;
}
if (PyNumber_Check(o1) && PyNumber_Check(o2)) {
// I believe this excludes instances, so this should be safe without INCREFFing o1 and o2
point->x = PyInt_AsLong(o1);
point->y = PyInt_AsLong(o2);
- return true;
+ return True;
}
- return false;
+ return False;
}
-#if PYTHON_API_VERSION < 1009
-#define PySequence_Fast_GET_ITEM(o, i)\
- (PyList_Check(o) ? PyList_GET_ITEM(o, i) : PyTuple_GET_ITEM(o, i))
-#endif
-
wxPoint* wxPoint_LIST_helper(PyObject* source, int *count) {
// Putting all of the declarations here allows
// us to put the error handling all in one place.
int x;
wxPoint* temp;
PyObject *o, *o1, *o2;
- int isFast = PyList_Check(source) || PyTuple_Check(source);
+ bool isFast = PyList_Check(source) || PyTuple_Check(source);
- // The length of the sequence is returned in count.
if (!PySequence_Check(source)) {
goto error0;
}
+
+ // The length of the sequence is returned in count.
*count = PySequence_Length(source);
if (*count < 0) {
goto error0;
goto error2;
}
}
- else if (PyInstance_Check(o)) {
+ else if (wxPySwigInstance_Check(o)) {
wxPoint* pt;
- if (SWIG_GetPtrObj(o, (void **)&pt, "_wxPoint_p")) {
+ if (! wxPyConvertSwigPtr(o, (void **)&pt, wxT("wxPoint"))) {
goto error2;
}
temp[x] = *pt;
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;
}
for (int x=0; x<count; x++) {
PyObject* o = PyList_GetItem(source, x);
- if (PyInstance_Check(o)) {
+ if (wxPySwigInstance_Check(o)) {
wxBitmap* pt;
- if (SWIG_GetPtrObj(o, (void **) &pt,"_wxBitmap_p")) {
- PyErr_SetString(PyExc_TypeError,"Expected _wxBitmap_p.");
+ if (! wxPyConvertSwigPtr(o, (void **) &pt, wxT("wxBitmap"))) {
+ PyErr_SetString(PyExc_TypeError,"Expected wxBitmap.");
return NULL;
}
temp[x] = pt;
}
for (int x=0; x<count; x++) {
PyObject* o = PyList_GetItem(source, x);
+#if PYTHON_API_VERSION >= 1009
+ if (! PyString_Check(o) && ! PyUnicode_Check(o)) {
+ PyErr_SetString(PyExc_TypeError, "Expected a list of string or unicode objects.");
+ return NULL;
+ }
+#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;
}
}
for (int x=0; x<count; x++) {
PyObject* o = PyList_GetItem(source, x);
- if (PyInstance_Check(o)) {
+ if (wxPySwigInstance_Check(o)) {
wxAcceleratorEntry* ae;
- if (SWIG_GetPtrObj(o, (void **) &ae,"_wxAcceleratorEntry_p")) {
- PyErr_SetString(PyExc_TypeError,"Expected _wxAcceleratorEntry_p.");
+ if (! wxPyConvertSwigPtr(o, (void **) &ae, wxT("wxAcceleratorEntry"))) {
+ PyErr_SetString(PyExc_TypeError,"Expected wxAcceleratorEntry.");
return NULL;
}
temp[x] = *ae;
}
+wxPen** wxPen_LIST_helper(PyObject* source) {
+ if (!PyList_Check(source)) {
+ PyErr_SetString(PyExc_TypeError, "Expected a list object.");
+ return NULL;
+ }
+ int count = PyList_Size(source);
+ wxPen** temp = new wxPen*[count];
+ if (!temp) {
+ PyErr_SetString(PyExc_MemoryError, "Unable to allocate temporary array");
+ return NULL;
+ }
+ for (int x=0; x<count; x++) {
+ PyObject* o = PyList_GetItem(source, x);
+ if (wxPySwigInstance_Check(o)) {
+ wxPen* pt;
+ if (! wxPyConvertSwigPtr(o, (void **)&pt, wxT("wxPen"))) {
+ delete temp;
+ PyErr_SetString(PyExc_TypeError,"Expected wxPen.");
+ return NULL;
+ }
+ temp[x] = pt;
+ }
+ else {
+ delete temp;
+ PyErr_SetString(PyExc_TypeError, "Expected a list of wxPens.");
+ return NULL;
+ }
+ }
+ return temp;
+}
+
-//----------------------------------------------------------------------
+bool wxPy2int_seq_helper(PyObject* source, int* i1, int* i2) {
+ bool isFast = PyList_Check(source) || PyTuple_Check(source);
+ PyObject *o1, *o2;
-bool wxSize_helper(PyObject* source, wxSize** obj) {
+ if (!PySequence_Check(source) || PySequence_Length(source) != 2)
+ return False;
- // If source is an object instance then it may already be the right type
- if (PyInstance_Check(source)) {
- wxSize* ptr;
- if (SWIG_GetPtrObj(source, (void **)&ptr, "_wxSize_p"))
- goto error;
- *obj = ptr;
- return TRUE;
+ if (isFast) {
+ o1 = PySequence_Fast_GET_ITEM(source, 0);
+ o2 = PySequence_Fast_GET_ITEM(source, 1);
}
- // otherwise a 2-tuple of integers is expected
- else if (PySequence_Check(source) && PyObject_Length(source) == 2) {
- PyObject* o1 = PySequence_GetItem(source, 0);
- PyObject* o2 = PySequence_GetItem(source, 1);
- **obj = wxSize(PyInt_AsLong(o1), PyInt_AsLong(o2));
- return TRUE;
+ else {
+ o1 = PySequence_GetItem(source, 0);
+ o2 = PySequence_GetItem(source, 1);
}
- error:
- PyErr_SetString(PyExc_TypeError, "Expected a 2-tuple of integers or a wxSize object.");
- return FALSE;
+ *i1 = PyInt_AsLong(o1);
+ *i2 = PyInt_AsLong(o2);
+
+ if (! isFast) {
+ Py_DECREF(o1);
+ Py_DECREF(o2);
+ }
+ return True;
}
-bool wxPoint_helper(PyObject* source, wxPoint** obj) {
- // If source is an object instance then it may already be the right type
- if (PyInstance_Check(source)) {
- wxPoint* ptr;
- if (SWIG_GetPtrObj(source, (void **)&ptr, "_wxPoint_p"))
- goto error;
- *obj = ptr;
- return TRUE;
+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;
+
+ if (!PySequence_Check(source) || PySequence_Length(source) != 4)
+ return False;
+
+ if (isFast) {
+ o1 = PySequence_Fast_GET_ITEM(source, 0);
+ o2 = PySequence_Fast_GET_ITEM(source, 1);
+ o3 = PySequence_Fast_GET_ITEM(source, 2);
+ o4 = PySequence_Fast_GET_ITEM(source, 3);
}
- // otherwise a length-2 sequence of integers 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 = wxPoint(PyInt_AsLong(o1), PyInt_AsLong(o2));
- Py_DECREF(o1);
- Py_DECREF(o2);
- return TRUE;
+ else {
+ o1 = PySequence_GetItem(source, 0);
+ o2 = PySequence_GetItem(source, 1);
+ o3 = PySequence_GetItem(source, 2);
+ o4 = PySequence_GetItem(source, 3);
}
- error:
- PyErr_SetString(PyExc_TypeError, "Expected a 2-tuple of integers or a wxPoint object.");
- return FALSE;
+
+ *i1 = PyInt_AsLong(o1);
+ *i2 = PyInt_AsLong(o2);
+ *i3 = PyInt_AsLong(o3);
+ *i4 = PyInt_AsLong(o4);
+
+ if (! isFast) {
+ Py_DECREF(o1);
+ Py_DECREF(o2);
+ Py_DECREF(o3);
+ Py_DECREF(o4);
+ }
+ return True;
+}
+
+
+//----------------------------------------------------------------------
+
+bool wxPySimple_typecheck(PyObject* source, const wxChar* classname, int seqLen)
+{
+ void* ptr;
+
+ if (wxPySwigInstance_Check(source) &&
+ wxPyConvertSwigPtr(source, (void **)&ptr, classname))
+ return True;
+
+ PyErr_Clear();
+ if (PySequence_Check(source) && PySequence_Length(source) == seqLen)
+ return True;
+
+ return False;
+}
+
+bool wxSize_helper(PyObject* source, wxSize** obj)
+{
+ if (source == Py_None) {
+ **obj = wxSize(-1,-1);
+ return True;
+ }
+ return wxPyTwoIntItem_helper(source, obj, wxT("wxSize"));
+}
+
+
+bool wxPoint_helper(PyObject* source, wxPoint** obj)
+{
+ if (source == Py_None) {
+ **obj = wxPoint(-1,-1);
+ return True;
+ }
+ return wxPyTwoIntItem_helper(source, obj, wxT("wxPoint"));
}
bool wxRealPoint_helper(PyObject* source, wxRealPoint** obj) {
+ if (source == Py_None) {
+ **obj = wxRealPoint(-1,-1);
+ return True;
+ }
+
// If source is an object instance then it may already be the right type
- if (PyInstance_Check(source)) {
+ if (wxPySwigInstance_Check(source)) {
wxRealPoint* ptr;
- if (SWIG_GetPtrObj(source, (void **)&ptr, "_wxRealPoint_p"))
+ if (! wxPyConvertSwigPtr(source, (void **)&ptr, wxT("wxRealPoint")))
goto error;
*obj = ptr;
- return TRUE;
+ return True;
}
// otherwise a 2-tuple of floats is expected
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));
- return TRUE;
+ Py_DECREF(o1);
+ Py_DECREF(o2);
+ return True;
}
error:
PyErr_SetString(PyExc_TypeError, "Expected a 2-tuple of floats or a wxRealPoint object.");
- return FALSE;
+ return False;
}
-
bool wxRect_helper(PyObject* source, wxRect** obj) {
+ if (source == Py_None) {
+ **obj = wxRect(-1,-1,-1,-1);
+ return True;
+ }
+
// If source is an object instance then it may already be the right type
- if (PyInstance_Check(source)) {
+ if (wxPySwigInstance_Check(source)) {
wxRect* ptr;
- if (SWIG_GetPtrObj(source, (void **)&ptr, "_wxRect_p"))
+ if (! wxPyConvertSwigPtr(source, (void **)&ptr, wxT("wxRect")))
goto error;
*obj = ptr;
- return TRUE;
+ return True;
}
// otherwise a 4-tuple of integers is expected
else if (PySequence_Check(source) && PyObject_Length(source) == 4) {
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));
- return TRUE;
+ PyInt_AsLong(o3), PyInt_AsLong(o4));
+ Py_DECREF(o1);
+ Py_DECREF(o2);
+ Py_DECREF(o3);
+ Py_DECREF(o4);
+ return True;
}
error:
PyErr_SetString(PyExc_TypeError, "Expected a 4-tuple of integers or a wxRect object.");
- return FALSE;
+ return False;
}
bool wxColour_helper(PyObject* source, wxColour** obj) {
+ if (source == Py_None) {
+ **obj = wxNullColour;
+ return True;
+ }
+
// If source is an object instance then it may already be the right type
- if (PyInstance_Check(source)) {
+ if (wxPySwigInstance_Check(source)) {
wxColour* ptr;
- if (SWIG_GetPtrObj(source, (void **)&ptr, "_wxColour_p"))
+ if (! wxPyConvertSwigPtr(source, (void **)&ptr, wxT("wxColour")))
goto error;
*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);
+ return True;
+ }
+ // 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;
}
else { // it's a colour name
**obj = wxColour(spec);
- 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 wxColour_typecheck(PyObject* source) {
+
+ if (wxPySimple_typecheck(source, wxT("wxColour"), 3))
+ return True;
+
+ if (PyString_Check(source) || PyUnicode_Check(source))
+ return True;
+
+ return False;
+}
+
+
+
+bool wxPoint2D_helper(PyObject* source, wxPoint2D** obj) {
+
+ if (source == Py_None) {
+ **obj = wxPoint2D(-1,-1);
+ return True;
}
+ // If source is an object instance then it may already be the right type
+ if (wxPySwigInstance_Check(source)) {
+ wxPoint2D* ptr;
+ if (! wxPyConvertSwigPtr(source, (void **)&ptr, wxT("wxPoint2D")))
+ 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 floats, not numbers -- but that would break code.
+ if (!PyNumber_Check(o1) || !PyNumber_Check(o2)) {
+ Py_DECREF(o1);
+ Py_DECREF(o2);
+ goto error;
+ }
+ **obj = wxPoint2D(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'.");
- return FALSE;
+ PyErr_SetString(PyExc_TypeError, "Expected a 2-tuple of floats or a wxPoint2D object.");
+ return False;
}
//----------------------------------------------------------------------
+
+PyObject* wxArrayString2PyList_helper(const wxArrayString& arr) {
+
+ PyObject* list = PyList_New(0);
+ for (size_t i=0; i < arr.GetCount(); i++) {
+#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);
+ }
+ return list;
+}
+
+
+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