1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
|
# This script will generate the AppleEvents interface for Python.
# It uses the "bgen" package to generate C code.
# It execs the file aegen.py which contain the function definitions
# (aegen.py was generated by aescan.py, scanning the <AppleEvents.h> header file).
from macsupport import *
AEArrayType = Type("AEArrayType", "c")
AESendMode = Type("AESendMode", "l")
AESendPriority = Type("AESendPriority", "h")
AEInteractAllowed = Type("AEInteractAllowed", "b")
AEReturnID = Type("AEReturnID", "h")
AETransactionID = Type("AETransactionID", "l")
AEEventClass = OSTypeType('AEEventClass')
AEEventID = OSTypeType('AEEventID')
AEKeyword = OSTypeType('AEKeyword')
DescType = OSTypeType('DescType')
AEDesc = OpaqueType('AEDesc')
AEDesc_ptr = OpaqueType('AEDesc')
AEAddressDesc = OpaqueType('AEAddressDesc', 'AEDesc')
AEAddressDesc_ptr = OpaqueType('AEAddressDesc', 'AEDesc')
AEDescList = OpaqueType('AEDescList', 'AEDesc')
AEDescList_ptr = OpaqueType('AEDescList', 'AEDesc')
AERecord = OpaqueType('AERecord', 'AEDesc')
AERecord_ptr = OpaqueType('AERecord', 'AEDesc')
AppleEvent = OpaqueType('AppleEvent', 'AEDesc')
AppleEvent_ptr = OpaqueType('AppleEvent', 'AEDesc')
class EHType(Type):
def __init__(self, name = 'EventHandler', format = ''):
Type.__init__(self, name, format)
def declare(self, name):
Output("AEEventHandlerUPP %s__proc__ = upp_GenericEventHandler;", name)
Output("PyObject *%s;", name)
def getargsFormat(self):
return "O"
def getargsArgs(self, name):
return "&%s" % name
def passInput(self, name):
return "%s__proc__, (long)%s" % (name, name)
def passOutput(self, name):
return "&%s__proc__, (long *)&%s" % (name, name)
def mkvalueFormat(self):
return "O"
def mkvalueArgs(self, name):
return name
def cleanup(self, name):
Output("Py_INCREF(%s); /* XXX leak, but needed */", name)
class EHNoRefConType(EHType):
def passInput(self, name):
return "upp_GenericEventHandler"
EventHandler = EHType()
EventHandlerNoRefCon = EHNoRefConType()
IdleProcPtr = FakeType("upp_AEIdleProc")
AEIdleUPP = IdleProcPtr
EventFilterProcPtr = FakeType("(AEFilterUPP)0")
AEFilterUPP = EventFilterProcPtr
NMRecPtr = FakeType("(NMRecPtr)0")
EventHandlerProcPtr = FakeType("upp_GenericEventHandler")
AEEventHandlerUPP = EventHandlerProcPtr
AlwaysFalse = FakeType("0")
AEFunction = OSErrWeakLinkFunctionGenerator
AEMethod = OSErrWeakLinkMethodGenerator
includestuff = includestuff + """
#ifndef PyDoc_STR
#define PyDoc_STR(x) (x)
#endif
#ifdef WITHOUT_FRAMEWORKS
#include <AppleEvents.h>
#include <AEObjects.h>
#else
#include <Carbon/Carbon.h>
#endif
#ifdef USE_TOOLBOX_OBJECT_GLUE
extern PyObject *_AEDesc_New(AEDesc *);
extern int _AEDesc_Convert(PyObject *, AEDesc *);
#define AEDesc_New _AEDesc_New
#define AEDesc_NewBorrowed _AEDesc_NewBorrowed
#define AEDesc_Convert _AEDesc_Convert
#endif
typedef long refcontype;
static pascal OSErr GenericEventHandler(const AppleEvent *request, AppleEvent *reply, refcontype refcon); /* Forward */
AEEventHandlerUPP upp_GenericEventHandler;
static pascal Boolean AEIdleProc(EventRecord *theEvent, long *sleepTime, RgnHandle *mouseRgn)
{
if ( PyOS_InterruptOccurred() )
return 1;
#if !TARGET_API_MAC_OSX
if ( PyMac_HandleEvent(theEvent) < 0 ) {
PySys_WriteStderr("Exception in user event handler during AE processing\\n");
PyErr_Clear();
}
#endif
return 0;
}
AEIdleUPP upp_AEIdleProc;
"""
finalstuff = finalstuff + """
static pascal OSErr
GenericEventHandler(const AppleEvent *request, AppleEvent *reply, refcontype refcon)
{
PyObject *handler = (PyObject *)refcon;
AEDescObject *requestObject, *replyObject;
PyObject *args, *res;
if ((requestObject = (AEDescObject *)AEDesc_New((AppleEvent *)request)) == NULL) {
return -1;
}
if ((replyObject = (AEDescObject *)AEDesc_New(reply)) == NULL) {
Py_DECREF(requestObject);
return -1;
}
if ((args = Py_BuildValue("OO", requestObject, replyObject)) == NULL) {
Py_DECREF(requestObject);
Py_DECREF(replyObject);
return -1;
}
res = PyEval_CallObject(handler, args);
requestObject->ob_itself.descriptorType = 'null';
requestObject->ob_itself.dataHandle = NULL;
replyObject->ob_itself.descriptorType = 'null';
replyObject->ob_itself.dataHandle = NULL;
Py_DECREF(args);
if (res == NULL) {
PySys_WriteStderr("Exception in AE event handler function\\n");
PyErr_Print();
return -1;
}
Py_DECREF(res);
return noErr;
}
PyObject *AEDesc_NewBorrowed(AEDesc *itself)
{
PyObject *it;
it = AEDesc_New(itself);
if (it)
((AEDescObject *)it)->ob_owned = 0;
return (PyObject *)it;
}
"""
initstuff = initstuff + """
upp_AEIdleProc = NewAEIdleUPP(AEIdleProc);
upp_GenericEventHandler = NewAEEventHandlerUPP(GenericEventHandler);
PyMac_INIT_TOOLBOX_OBJECT_NEW(AEDesc *, AEDesc_New);
PyMac_INIT_TOOLBOX_OBJECT_NEW(AEDesc *, AEDesc_NewBorrowed);
PyMac_INIT_TOOLBOX_OBJECT_CONVERT(AEDesc, AEDesc_Convert);
"""
module = MacModule('_AE', 'AE', includestuff, finalstuff, initstuff)
class AEDescDefinition(PEP253Mixin, GlobalObjectDefinition):
getsetlist = [(
'type',
'return PyMac_BuildOSType(self->ob_itself.descriptorType);',
None,
'Type of this AEDesc'
), (
'data',
"""
PyObject *res;
Size size;
char *ptr;
OSErr err;
size = AEGetDescDataSize(&self->ob_itself);
if ( (res = PyString_FromStringAndSize(NULL, size)) == NULL )
return NULL;
if ( (ptr = PyString_AsString(res)) == NULL )
return NULL;
if ( (err=AEGetDescData(&self->ob_itself, ptr, size)) < 0 )
return PyMac_Error(err);
return res;
""",
None,
'The raw data in this AEDesc'
)]
def __init__(self, name, prefix = None, itselftype = None):
GlobalObjectDefinition.__init__(self, name, prefix or name, itselftype or name)
self.argref = "*"
def outputStructMembers(self):
GlobalObjectDefinition.outputStructMembers(self)
Output("int ob_owned;")
def outputInitStructMembers(self):
GlobalObjectDefinition.outputInitStructMembers(self)
Output("it->ob_owned = 1;")
def outputCleanupStructMembers(self):
Output("if (self->ob_owned) AEDisposeDesc(&self->ob_itself);")
aedescobject = AEDescDefinition('AEDesc')
module.addobject(aedescobject)
functions = []
aedescmethods = []
execfile('aegen.py')
##execfile('aedatamodelgen.py')
# Manual generator
AutoDispose_body = """
int onoff, old;
if (!PyArg_ParseTuple(_args, "i", &onoff))
return NULL;
old = _self->ob_owned;
_self->ob_owned = onoff;
_res = Py_BuildValue("i", old);
return _res;
"""
f = ManualGenerator("AutoDispose", AutoDispose_body)
f.docstring = lambda: "(int)->int. Automatically AEDisposeDesc the object on Python object cleanup"
aedescmethods.append(f)
for f in functions: module.add(f)
for f in aedescmethods: aedescobject.add(f)
SetOutputFileName('_AEmodule.c')
module.generate()
|
