Dogcows Code - chaz/openbox/blob - wrap/otk_timer.i

   1 // -*- mode: C++; indent-tabs-mode: nil; c-basic-offset: 2; -*-
   2
   3 %module otk_timer
   4
   5 %{
   6 #include "config.h"
   7 #include "timer.hh"
   8 %}
   9
  10 %{
  11   struct PythonCallbackData {
  12     PyObject *pyfunc;
  13     void *data;
  14   };
  15
  16   /*
  17     Calls a python callback for the TimeoutHandler function type
  18   */
  19   static void PythonCallback(PythonCallbackData *calldata) {
  20     PyObject *arglist, *result;
  21
  22     arglist = Py_BuildValue("(O)", calldata->data);
  23
  24     // call the callback
  25     result = PyEval_CallObject((PyObject*)calldata->pyfunc, arglist);
  26     if (!result || PyErr_Occurred()) {
  27       // an exception occured in the script, display it
  28       PyErr_Print();
  29     }
  30
  31     Py_XDECREF(result);
  32     Py_DECREF(arglist);
  33   }
  34 %}
  35
  36 // Grab a Python function object as a Python object.
  37 %typemap(python,in) PyObject *func {
  38   if (!PyCallable_Check($input)) {
  39     PyErr_SetString(PyExc_TypeError, "Excepting a callable object.");
  40     return NULL;
  41   }
  42   $1 = $input;
  43 }
  44
  45 namespace otk {
  46
  47 %ignore Timer::Timer(long, TimeoutHandler, void*);
  48 %ignore Timer::operator delete(void*);
  49 %ignore Timer::initialize();
  50 %ignore Timer::destroy();
  51 %ignore Timer::dispatchTimers(bool);
  52 %ignore Timer::nearestTimeout(struct timeval&);
  53
  54 %extend Timer {
  55   Timer(long, PyObject*, PyObject*);
  56
  57   // if you don't call stop() before the object disappears, the timer will
  58   // keep firing forever
  59   void stop() {
  60     delete self;
  61   }
  62 }
  63
  64 }
  65
  66 %{
  67   static otk::Timer *new_otk_Timer(long delay,
  68                                    PyObject *func, PyObject *data) {
  69     PythonCallbackData *d = new PythonCallbackData;
  70     d->pyfunc = func;
  71     d->data = data;
  72     return new otk::Timer(delay,
  73                           (otk::Timer::TimeoutHandler)&PythonCallback, d);
  74     // the PythonCallbackData is leaked.. XXX
  75   }
  76 %}
  77
  78 %include "timer.hh"