mirror of https://github.com/python/cpython.git
122 lines
3.5 KiB
Python
122 lines
3.5 KiB
Python
# This script generates the Dialogs interface for Python.
|
|
# It uses the "bgen" package to generate C code.
|
|
# It execs the file dlggen.py which contain the function definitions
|
|
# (dlggen.py was generated by dlgscan.py, scanning the <Dialogs.h> header file).
|
|
|
|
from macsupport import *
|
|
|
|
# Create the type objects
|
|
|
|
DialogPtr = OpaqueByValueType("DialogPtr", "DlgObj")
|
|
|
|
ModalFilterProcPtr = InputOnlyType("PyObject*", "O")
|
|
ModalFilterProcPtr.passInput = lambda name: "Dlg_PassFilterProc(%s)" % name
|
|
|
|
RgnHandle = FakeType("_self->ob_itself->visRgn") # XXX
|
|
|
|
DITLMethod = Type("DITLMethod", "h")
|
|
|
|
includestuff = includestuff + """
|
|
#include <Dialogs.h>
|
|
|
|
#define resNotFound -192 /* Can't include <Errors.h> because of Python's "errors.h" */
|
|
|
|
/* XXX Shouldn't this be a stack? */
|
|
static PyObject *Dlg_FilterProc_callback = NULL;
|
|
|
|
static PyObject *DlgObj_New(DialogPtr); /* Forward */
|
|
|
|
static pascal Boolean Dlg_UnivFilterProc(DialogPtr dialog,
|
|
EventRecord *event,
|
|
short *itemHit)
|
|
{
|
|
Boolean rv;
|
|
PyObject *args, *res;
|
|
PyObject *callback = Dlg_FilterProc_callback;
|
|
if (callback == NULL)
|
|
return 0; /* Default behavior */
|
|
Dlg_FilterProc_callback = NULL; /* We'll restore it when call successful */
|
|
args = Py_BuildValue("O&s#", DlgObj_New, dialog, event, sizeof(EventRecord));
|
|
if (args == NULL)
|
|
res = NULL;
|
|
else {
|
|
res = PyEval_CallObject(callback, args);
|
|
Py_DECREF(args);
|
|
}
|
|
if (res == NULL) {
|
|
fprintf(stderr, "Exception in Dialog Filter\\n");
|
|
PyErr_Print();
|
|
*itemHit = -1; /* Fake return item */
|
|
return 1; /* We handled it */
|
|
}
|
|
else {
|
|
Dlg_FilterProc_callback = callback;
|
|
if (PyInt_Check(res)) {
|
|
*itemHit = PyInt_AsLong(res);
|
|
rv = 1;
|
|
}
|
|
else
|
|
rv = PyObject_IsTrue(res);
|
|
}
|
|
Py_DECREF(res);
|
|
return rv;
|
|
}
|
|
|
|
static ModalFilterProcPtr
|
|
Dlg_PassFilterProc(PyObject *callback)
|
|
{
|
|
PyObject *tmp = Dlg_FilterProc_callback;
|
|
Dlg_FilterProc_callback = NULL;
|
|
if (callback == Py_None) {
|
|
Py_XDECREF(tmp);
|
|
return NULL;
|
|
}
|
|
Py_INCREF(callback);
|
|
Dlg_FilterProc_callback = callback;
|
|
Py_XDECREF(tmp);
|
|
return &Dlg_UnivFilterProc;
|
|
}
|
|
|
|
extern PyMethodChain WinObj_chain;
|
|
"""
|
|
|
|
|
|
# Define a class which specializes our object definition
|
|
class MyObjectDefinition(GlobalObjectDefinition):
|
|
def __init__(self, name, prefix = None, itselftype = None):
|
|
GlobalObjectDefinition.__init__(self, name, prefix, itselftype)
|
|
self.basechain = "&WinObj_chain"
|
|
def outputInitStructMembers(self):
|
|
GlobalObjectDefinition.outputInitStructMembers(self)
|
|
Output("SetWRefCon(itself, (long)it);")
|
|
def outputCheckNewArg(self):
|
|
Output("if (itself == NULL) return Py_None;")
|
|
def outputCheckConvertArg(self):
|
|
Output("if (v == Py_None) { *p_itself = NULL; return 1; }")
|
|
Output("if (PyInt_Check(v)) { *p_itself = (DialogPtr)PyInt_AsLong(v);")
|
|
Output(" return 1; }")
|
|
def outputFreeIt(self, itselfname):
|
|
Output("DisposeDialog(%s);", itselfname)
|
|
|
|
# Create the generator groups and link them
|
|
module = MacModule('Dlg', 'Dlg', includestuff, finalstuff, initstuff)
|
|
object = MyObjectDefinition('Dialog', 'DlgObj', 'DialogPtr')
|
|
module.addobject(object)
|
|
|
|
# Create the generator classes used to populate the lists
|
|
Function = OSErrFunctionGenerator
|
|
Method = OSErrMethodGenerator
|
|
|
|
# Create and populate the lists
|
|
functions = []
|
|
methods = []
|
|
execfile("dlggen.py")
|
|
|
|
# add the populated lists to the generator groups
|
|
for f in functions: module.add(f)
|
|
for f in methods: object.add(f)
|
|
|
|
# generate output
|
|
SetOutputFileName('Dlgmodule.c')
|
|
module.generate()
|