wxPython/src/my_typemaps.i

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        my_typemaps.i
   3 // Purpose:     Special typemaps specifically for wxPython.
   4 //
   5 // Author:      Robin Dunn
   6 //
   7 // Created:     7/3/97
   8 // RCS-ID:      $Id$
   9 // Copyright:   (c) 1998 by Total Control Software
  10 // Licence:     wxWindows license
  11 /////////////////////////////////////////////////////////////////////////////
  12
  13
  14 //---------------------------------------------------------------------------
  15 // Tell SWIG to wrap all the wrappers with our thread protection
  16
  17 %exception {
  18     PyThreadState* __tstate = wxPyBeginAllowThreads();
  19     $action
  20     wxPyEndAllowThreads(__tstate);
  21     if (PyErr_Occurred()) SWIG_fail;
  22 }
  23
  24
  25 //----------------------------------------------------------------------
  26 // Typemaps to convert a list of items to an int (size) and an array
  27
  28 %typemap(in) (int choices, wxString* choices_array ) {
  29     $1 = PyList_Size($input);
  30     $2 = wxString_LIST_helper($input);
  31     if ($2 == NULL) SWIG_fail;
  32 }
  33 %typemap(freearg) (int choices, wxString* choices_array ) {
  34     if ($2) delete [] $2;
  35 }
  36
  37
  38 //---------------------------------------------------------------------------
  39 // wxString typemaps
  40
  41
  42 %typemap(in) wxString& (bool temp=False) {
  43     $1 = wxString_in_helper($input);
  44     if ($1 == NULL) SWIG_fail;
  45     temp = True;
  46 }
  47 %typemap(freearg) wxString& {
  48     if (temp$argnum)
  49         delete $1;
  50 }
  51
  52 %typemap(out) wxString& {
  53 %#if wxUSE_UNICODE
  54     $result = PyUnicode_FromWideChar($1->c_str(), $1->Len());
  55 %#else
  56     $result = PyString_FromStringAndSize($1->c_str(), $1->Len());
  57 %#endif
  58 }
  59
  60
  61 %apply wxString& { wxString* }
  62
  63
  64
  65 %typemap(out) wxString {
  66 %#if wxUSE_UNICODE
  67     $result = PyUnicode_FromWideChar($1.c_str(), $1.Len());
  68 %#else
  69     $result = PyString_FromStringAndSize($1.c_str(), $1.Len());
  70 %#endif
  71 }
  72
  73 %typemap(varout) wxString {
  74 %#if wxUSE_UNICODE
  75     $result = PyUnicode_FromWideChar($1.c_str(), $1.Len());
  76 %#else
  77     $result = PyString_FromStringAndSize($1.c_str(), $1.Len());
  78 %#endif
  79 }
  80
  81
  82 %typemap(in) wxString {
  83     wxString* sptr = wxString_in_helper($input);
  84     if (sptr == NULL) SWIG_fail;
  85     $1 = *sptr;
  86     delete sptr;
  87 }
  88
  89 %typemap(typecheck, precedence=SWIG_TYPECHECK_POINTER) wxString& {
  90     $1 = PyString_Check($input) || PyUnicode_Check($input);
  91 }
  92
  93 //---------------------------------------------------------------------------
  94 // wxMemoryBuffer  (needed for wxSTC)
  95
  96 %typemap(in) wxMemoryBuffer& (bool temp=False) {
  97     if (!PyString_Check($input)) {
  98         PyErr_SetString(PyExc_TypeError, "String buffer expected");
  99         SWIG_fail;
 100     }
 101     char* str = PyString_AS_STRING($input);
 102     int   len = PyString_GET_SIZE($input);
 103     $1 = new wxMemoryBuffer(len);
 104     temp = True;
 105     memcpy($1->GetData(), str, len);
 106 }
 107
 108 %typemap(freearg) wxMemoryBuffer& {
 109     if (temp$argnum) delete $1;
 110 }
 111
 112 %typemap(out) wxMemoryBuffer {
 113     $result = PyString_FromStringAndSize((char*)$1.GetData(), $1.GetDataLen());
 114 }
 115
 116
 117
 118 //---------------------------------------------------------------------------
 119 // Typemaps to convert Python sequence objects (tuples, etc.) to
 120 // wxSize, wxPoint, wxRealPoint, and wxRect.
 121
 122
 123 %typemap(in) wxSize& (wxSize temp) {
 124     $1 = &temp;
 125     if ( ! wxSize_helper($input, &$1)) SWIG_fail;
 126 }
 127 %typemap(typecheck, precedence=SWIG_TYPECHECK_POINTER) wxSize& {
 128     $1 = wxPySimple_typecheck($input, wxT("wxSize"), 2);
 129 }
 130
 131
 132 %typemap(in) wxPoint& (wxPoint temp) {
 133     $1 = &temp;
 134     if ( ! wxPoint_helper($input, &$1)) SWIG_fail;
 135 }
 136 %typemap(typecheck, precedence=SWIG_TYPECHECK_POINTER) wxPoint& {
 137     $1 = wxPySimple_typecheck($input, wxT("wxPoint"), 2);
 138 }
 139
 140
 141 %typemap(in) wxRealPoint& (wxRealPoint temp) {
 142     $1 = &temp;
 143     if ( ! wxRealPoint_helper($input, &$1)) SWIG_fail;
 144 }
 145 %typemap(typecheck, precedence=SWIG_TYPECHECK_POINTER) wxRealPoint& {
 146     $1 = wxPySimple_typecheck($input, wxT("wxRealPoint"), 2);
 147 }
 148
 149
 150 %typemap(in) wxRect& (wxRect temp) {
 151     $1 = &temp;
 152     if ( ! wxRect_helper($input, &$1)) SWIG_fail;
 153 }
 154 %typemap(typecheck, precedence=SWIG_TYPECHECK_POINTER) wxRect& {
 155     $1 = wxPySimple_typecheck($input, wxT("wxRect"), 4);
 156 }
 157
 158
 159 %typemap(in) wxPoint2D& (wxPoint2D temp) {
 160     $1 = &temp;
 161     if ( ! wxPoint2D_helper($input, &$1)) SWIG_fail;
 162 }
 163 %typemap(typecheck, precedence=SWIG_TYPECHECK_POINTER) wxPoint2D& {
 164     $1 = wxPySimple_typecheck($input, wxT("wxPoint2D"), 2);
 165 }
 166
 167
 168 //---------------------------------------------------------------------------
 169 // Typemap to convert strings to wxColour.  Two string formats are accepted,
 170 // either a colour name, or a hex colour spec like "#RRGGBB"
 171
 172 %typemap(in) wxColour& (wxColour temp) {
 173     $1 = &temp;
 174     if ( ! wxColour_helper($input, &$1)) SWIG_fail;
 175 }
 176 %typemap(typecheck, precedence=SWIG_TYPECHECK_POINTER) wxColour& {
 177     $1 = wxColour_typecheck($input);
 178 }
 179
 180
 181
 182 //---------------------------------------------------------------------------
 183 // Typemap for wxArrayString from Python sequence objects
 184
 185 %typemap(in) wxArrayString& (bool temp=False) {
 186     if (! PySequence_Check($input)) {
 187         PyErr_SetString(PyExc_TypeError, "Sequence of strings expected.");
 188         SWIG_fail;
 189     }
 190     $1 = new wxArrayString;
 191     temp = True;
 192     int i, len=PySequence_Length($input);
 193     for (i=0; i<len; i++) {
 194         PyObject* item = PySequence_GetItem($input, i);
 195 %#if wxUSE_UNICODE
 196         PyObject* str  = PyObject_Unicode(item);
 197 %#else
 198         PyObject* str  = PyObject_Str(item);
 199 %#endif
 200         $1->Add(Py2wxString(str));
 201         Py_DECREF(item);
 202         Py_DECREF(str);
 203     }
 204 }
 205
 206 %typemap(freearg) wxArrayString& {
 207     if (temp$argnum) delete $1;
 208 }
 209
 210 //---------------------------------------------------------------------------
 211 // Typemap for wxArrayInt from Python sequence objects
 212
 213 %typemap(in) wxArrayInt& (bool temp=False) {
 214     if (! PySequence_Check($input)) {
 215         PyErr_SetString(PyExc_TypeError, "Sequence of integers expected.");
 216         SWIG_fail;
 217     }
 218     $1 = new wxArrayInt;
 219     temp = True;
 220     int i, len=PySequence_Length($input);
 221     for (i=0; i<len; i++) {
 222         PyObject* item = PySequence_GetItem($input, i);
 223         PyObject* number  = PyNumber_Int(item);
 224         $1->Add(PyInt_AS_LONG(number));
 225         Py_DECREF(item);
 226         Py_DECREF(number);
 227     }
 228 }
 229
 230 %typemap(freearg) wxArrayInt& {
 231     if (temp$argnum) delete $1;
 232 }
 233
 234
 235 //---------------------------------------------------------------------------
 236 // Typemaps to convert an array of ints to a list for return values
 237 %typemap(out) wxArrayInt& {
 238     $result = PyList_New(0);
 239     size_t idx;
 240     for (idx = 0; idx < $1->GetCount(); idx += 1) {
 241         PyObject* val = PyInt_FromLong( $1->Item(idx) );
 242         PyList_Append($result, val);
 243         Py_DECREF(val);
 244     }
 245 }
 246
 247 %typemap(out) wxArrayInt {
 248     $result = PyList_New(0);
 249     size_t idx;
 250     for (idx = 0; idx < $1.GetCount(); idx += 1) {
 251         PyObject* val = PyInt_FromLong( $1.Item(idx) );
 252         PyList_Append($result, val);
 253         Py_DECREF(val);
 254     }
 255 }
 256
 257
 258
 259 // Typemaps to convert an array of ints to a list for return values
 260 %typemap(out) wxArrayString& {
 261     $result = wxArrayString2PyList_helper(*$1);
 262 }
 263
 264 %typemap(out) wxArrayString {
 265     $result = wxArrayString2PyList_helper($1);
 266 }
 267
 268
 269 //---------------------------------------------------------------------------
 270
 271 %typemap(out) bool {
 272     $result = $1 ? Py_True : Py_False; Py_INCREF($result);
 273 }
 274
 275
 276 // These fragments are iserted in modules that need to convert PyObjects to
 277 // integer values, my versions allow any numeric type to be used, as long as
 278 // it can be converted to a PyInt.  (Specifically, I allow floats where the
 279 // default SWIG_AsLong would raise an obsucre exception from within
 280 // PyLong_AsLong.)
 281
 282 %fragment("SWIG_AsLong","header") %{
 283 SWIGSTATICINLINE(long)
 284 SWIG_AsLong(PyObject * obj)
 285 {
 286     if (PyNumber_Check(obj))
 287         return PyInt_AsLong(obj);
 288     else {
 289         PyObject* errmsg = PyString_FromFormat("Expected number, got %s",
 290                                                obj->ob_type->tp_name);
 291         PyErr_SetObject(PyExc_TypeError, errmsg);
 292         Py_DECREF(errmsg);
 293         return 0;
 294     }
 295 }
 296 %}
 297
 298 %fragment("SWIG_AsUnsignedLong","header", fragment="SWIG_AsLong") %{
 299 SWIGSTATICINLINE(unsigned long)
 300 SWIG_AsUnsignedLong(PyObject * obj)
 301 {
 302   if (PyLong_Check(obj)) {
 303     return PyLong_AsUnsignedLong(obj);
 304   } else {
 305     long i = SWIG_AsLong(obj);
 306     if ( !PyErr_Occurred() && (i < 0)) {
 307       PyErr_SetString(PyExc_TypeError, "negative value received for unsigned type");
 308     }
 309     return i;
 310   }
 311 }
 312 %}
 313
 314
 315 %fragment("SWIG_AsDouble","header") %{
 316 SWIGSTATICINLINE(double)
 317 SWIG_AsDouble(PyObject *obj)
 318 {
 319     if (PyNumber_Check(obj))
 320         return PyFloat_AsDouble(obj);
 321     else {
 322         PyObject* errmsg = PyString_FromFormat("Expected number, got %s",
 323                                                obj->ob_type->tp_name);
 324         PyErr_SetObject(PyExc_TypeError, errmsg);
 325         Py_DECREF(errmsg);
 326         return 0;
 327     }
 328 }
 329 %}
 330
 331
 332 //---------------------------------------------------------------------------
 333 // Typemap for when GDI objects are returned by reference.  This will cause a
 334 // copy to be made instead of returning a reference to the same instance.  The
 335 // GDI object's internal refcounting scheme will do a copy-on-write of the
 336 // internal data as needed.
 337
 338 // These too?
 339 //, wxRegion&, wxPalette&
 340
 341 %typemap(out) wxBrush&, wxPen&, wxFont&, wxBitmap&, wxIcon&, wxCursor& {
 342     $*1_ltype* resultptr = new $*1_ltype(*$1);
 343     $result = SWIG_NewPointerObj((void*)(resultptr), $1_descriptor, 1);
 344 }
 345
 346
 347 //---------------------------------------------------------------------------
 348 // Typemaps to convert return values that are base class pointers
 349 // to the real derived type, if possible.  See wxPyMake_wxObject in
 350 // helpers.cpp
 351
 352 %typemap(out) wxEvtHandler*             { $result = wxPyMake_wxObject($1); }
 353 %typemap(out) wxMenu*                   { $result = wxPyMake_wxObject($1); }
 354 %typemap(out) wxValidator*              { $result = wxPyMake_wxObject($1); }
 355
 356 %typemap(out) wxApp*                    { $result = wxPyMake_wxObject($1); }
 357 %typemap(out) wxPyApp*                  { $result = wxPyMake_wxObject($1); }
 358 %typemap(out) wxDC*                     { $result = wxPyMake_wxObject($1); }
 359 %typemap(out) wxFSFile*                 { $result = wxPyMake_wxObject($1); }
 360 %typemap(out) wxFileSystem*             { $result = wxPyMake_wxObject($1); }
 361 %typemap(out) wxGridTableBase*          { $result = wxPyMake_wxObject($1); }
 362 %typemap(out) wxImageList*              { $result = wxPyMake_wxObject($1); }
 363 %typemap(out) wxListItem*               { $result = wxPyMake_wxObject($1); }
 364 %typemap(out) wxMenuItem*               { $result = wxPyMake_wxObject($1); }
 365 %typemap(out) wxMouseEvent*             { $result = wxPyMake_wxObject($1); }
 366 %typemap(out) wxObject*                 { $result = wxPyMake_wxObject($1); }
 367 %typemap(out) wxPyPrintout*             { $result = wxPyMake_wxObject($1); }
 368 %typemap(out) wxToolBarToolBase*        { $result = wxPyMake_wxObject($1); }
 369 %typemap(out) wxToolTip*                { $result = wxPyMake_wxObject($1); }
 370
 371
 372 %typemap(out) wxBitmapButton*           { $result = wxPyMake_wxObject($1); }
 373 %typemap(out) wxButton*                 { $result = wxPyMake_wxObject($1); }
 374 %typemap(out) wxControl*                { $result = wxPyMake_wxObject($1); }
 375 %typemap(out) wxFrame*                  { $result = wxPyMake_wxObject($1); }
 376 %typemap(out) wxGrid*                   { $result = wxPyMake_wxObject($1); }
 377 %typemap(out) wxListCtrl*               { $result = wxPyMake_wxObject($1); }
 378 %typemap(out) wxMDIChildFrame*          { $result = wxPyMake_wxObject($1); }
 379 %typemap(out) wxMDIClientWindow*        { $result = wxPyMake_wxObject($1); }
 380 %typemap(out) wxMenuBar*                { $result = wxPyMake_wxObject($1); }
 381 %typemap(out) wxNotebook*               { $result = wxPyMake_wxObject($1); }
 382 %typemap(out) wxStaticBox*              { $result = wxPyMake_wxObject($1); }
 383 %typemap(out) wxStatusBar*              { $result = wxPyMake_wxObject($1); }
 384 %typemap(out) wxTextCtrl*               { $result = wxPyMake_wxObject($1); }
 385 %typemap(out) wxToolBar*                { $result = wxPyMake_wxObject($1); }
 386 %typemap(out) wxToolBarBase*            { $result = wxPyMake_wxObject($1); }
 387 %typemap(out) wxTreeCtrl*               { $result = wxPyMake_wxObject($1); }
 388 %typemap(out) wxPyTreeCtrl*             { $result = wxPyMake_wxObject($1); }
 389 %typemap(out) wxWindow*                 { $result = wxPyMake_wxObject($1); }
 390 %typemap(out) wxHtmlWindow*             { $result = wxPyMake_wxObject($1); }
 391 %typemap(out) wxPyHtmlWindow*           { $result = wxPyMake_wxObject($1); }
 392 %typemap(out) wxWizardPage*             { $result = wxPyMake_wxObject($1); }
 393
 394 %typemap(out) wxSizer*                  { $result = wxPyMake_wxSizer($1); }
 395
 396
 397 //%typemap(python, out) wxHtmlCell*               { $target = wxPyMake_wxObject($source); }
 398 //%typemap(python, out) wxHtmlContainerCell*      { $target = wxPyMake_wxObject($source); }
 399 //%typemap(python, out) wxHtmlParser*             { $target = wxPyMake_wxObject($source); }
 400 //%typemap(python, out) wxHtmlWinParser*          { $target = wxPyMake_wxObject($source); }
 401
 402 //---------------------------------------------------------------------------
 403 //---------------------------------------------------------------------------
 404
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