Python code coverage for Mac/Modules/carbonevt/CarbonEvtsupport.py

#	count	content
1	n/a	# IBCarbonsupport.py
2	n/a
3	n/a	from macsupport import *
4	n/a
5	n/a	from CarbonEvtscan import RefObjectTypes
6	n/a
7	n/a	# where should this go? macsupport.py?
8	n/a	CFStringRef = OpaqueByValueType('CFStringRef')
9	n/a
10	n/a	for typ in RefObjectTypes:
11	n/a	execstr = "%(name)s = OpaqueByValueType('%(name)s')" % {"name": typ}
12	n/a	exec execstr
13	n/a
14	n/a
15	n/a	if 0:
16	n/a	# these types will have no methods and will merely be opaque blobs
17	n/a	# should write getattr and setattr for them?
18	n/a
19	n/a	StructObjectTypes = ["EventTypeSpec",
20	n/a	"HIPoint",
21	n/a	"HICommand",
22	n/a	"EventHotKeyID",
23	n/a	]
24	n/a
25	n/a	for typ in StructObjectTypes:
26	n/a	execstr = "%(name)s = OpaqueType('%(name)s')" % {"name": typ}
27	n/a	exec execstr
28	n/a
29	n/a	EventHotKeyID = OpaqueByValueType("EventHotKeyID", "EventHotKeyID")
30	n/a	EventTypeSpec_ptr = OpaqueType("EventTypeSpec", "EventTypeSpec")
31	n/a
32	n/a	# is this the right type for the void * in GetEventParameter
33	n/a	#void_ptr = FixedInputBufferType(1024)
34	n/a	void_ptr = stringptr
35	n/a	# here are some types that are really other types
36	n/a
37	n/a	class MyVarInputBufferType(VarInputBufferType):
38	n/a	def passInput(self, name):
39	n/a	return "%s__len__, %s__in__" % (name, name)
40	n/a
41	n/a	MyInBuffer = MyVarInputBufferType('char', 'long', 'l') # (buf, len)
42	n/a
43	n/a	EventTime = double
44	n/a	EventTimeout = EventTime
45	n/a	EventTimerInterval = EventTime
46	n/a	EventAttributes = UInt32
47	n/a	EventParamName = OSType
48	n/a	EventParamType = OSType
49	n/a	EventPriority = SInt16
50	n/a	EventMask = UInt16
51	n/a
52	n/a	EventComparatorUPP = FakeType("(EventComparatorUPP)0")
53	n/a	EventLoopTimerUPP = FakeType("(EventLoopTimerUPP)0")
54	n/a	EventHandlerUPP = FakeType("(EventHandlerUPP)0")
55	n/a	EventHandlerUPP = FakeType("(EventHandlerUPP)0")
56	n/a	EventComparatorProcPtr = FakeType("(EventComparatorProcPtr)0")
57	n/a	EventLoopTimerProcPtr = FakeType("(EventLoopTimerProcPtr)0")
58	n/a	EventHandlerProcPtr = FakeType("(EventHandlerProcPtr)0")
59	n/a
60	n/a	CarbonEventsFunction = OSErrFunctionGenerator
61	n/a	CarbonEventsMethod = OSErrMethodGenerator
62	n/a
63	n/a	class EventHandlerRefMethod(OSErrMethodGenerator):
64	n/a	def precheck(self):
65	n/a	OutLbrace('if (_self->ob_itself == NULL)')
66	n/a	Output('PyErr_SetString(CarbonEvents_Error, "Handler has been removed");')
67	n/a	Output('return NULL;')
68	n/a	OutRbrace()
69	n/a
70	n/a
71	n/a	RgnHandle = OpaqueByValueType("RgnHandle", "ResObj")
72	n/a	GrafPtr = OpaqueByValueType("GrafPtr", "GrafObj")
73	n/a	MouseTrackingResult = UInt16
74	n/a
75	n/a
76	n/a	includestuff = includestuff + r"""
77	n/a	#include <Carbon/Carbon.h>
78	n/a
79	n/a	extern int CFStringRef_New(CFStringRef *);
80	n/a
81	n/a	extern int CFStringRef_Convert(PyObject , CFStringRef );
82	n/a	extern int CFBundleRef_Convert(PyObject , CFBundleRef );
83	n/a
84	n/a	int EventTargetRef_Convert(PyObject , EventTargetRef );
85	n/a	PyObject *EventHandlerCallRef_New(EventHandlerCallRef itself);
86	n/a	PyObject *EventRef_New(EventRef itself);
87	n/a
88	n/a	/******** EventTypeSpec *****/
89	n/a	static PyObject*
90	n/a	EventTypeSpec_New(EventTypeSpec *in)
91	n/a	{
92	n/a	return Py_BuildValue("ll", in->eventClass, in->eventKind);
93	n/a	}
94	n/a
95	n/a	static int
96	n/a	EventTypeSpec_Convert(PyObject v, EventTypeSpec out)
97	n/a	{
98	n/a	if (PyArg_Parse(v, "(O&l)",
99	n/a	PyMac_GetOSType, &(out->eventClass),
100	n/a	&(out->eventKind)))
101	n/a	return 1;
102	n/a	return NULL;
103	n/a	}
104	n/a
105	n/a	/******** end EventTypeSpec *****/
106	n/a
107	n/a	/******** HIPoint *****/
108	n/a
109	n/a	#if 0 /* XXX doesn't compile */
110	n/a	static PyObject*
111	n/a	HIPoint_New(HIPoint *in)
112	n/a	{
113	n/a	return Py_BuildValue("ff", in->x, in->y);
114	n/a	}
115	n/a
116	n/a	static int
117	n/a	HIPoint_Convert(PyObject v, HIPoint out)
118	n/a	{
119	n/a	if (PyArg_ParseTuple(v, "ff", &(out->x), &(out->y)))
120	n/a	return 1;
121	n/a	return NULL;
122	n/a	}
123	n/a	#endif
124	n/a
125	n/a	/******** end HIPoint *****/
126	n/a
127	n/a	/******** EventHotKeyID *****/
128	n/a
129	n/a	static PyObject*
130	n/a	EventHotKeyID_New(EventHotKeyID *in)
131	n/a	{
132	n/a	return Py_BuildValue("ll", in->signature, in->id);
133	n/a	}
134	n/a
135	n/a	static int
136	n/a	EventHotKeyID_Convert(PyObject v, EventHotKeyID out)
137	n/a	{
138	n/a	if (PyArg_ParseTuple(v, "ll", &out->signature, &out->id))
139	n/a	return 1;
140	n/a	return NULL;
141	n/a	}
142	n/a
143	n/a	/******** end EventHotKeyID *****/
144	n/a
145	n/a	/****** myEventHandler *********/
146	n/a
147	n/a	static EventHandlerUPP myEventHandlerUPP;
148	n/a
149	n/a	static pascal OSStatus
150	n/a	myEventHandler(EventHandlerCallRef handlerRef, EventRef event, void *outPyObject) {
151	n/a	PyObject *retValue;
152	n/a	int status;
153	n/a
154	n/a	retValue = PyObject_CallFunction((PyObject *)outPyObject, "O&O&",
155	n/a	EventHandlerCallRef_New, handlerRef,
156	n/a	EventRef_New, event);
157	n/a	if (retValue == NULL) {
158	n/a	PySys_WriteStderr("Error in event handler callback:\n");
159	n/a	PyErr_Print(); /* this also clears the error */
160	n/a	status = noErr; /* complain? how? */
161	n/a	} else {
162	n/a	if (retValue == Py_None)
163	n/a	status = noErr;
164	n/a	else if (PyInt_Check(retValue)) {
165	n/a	status = PyInt_AsLong(retValue);
166	n/a	} else
167	n/a	status = noErr; /* wrong object type, complain? */
168	n/a	Py_DECREF(retValue);
169	n/a	}
170	n/a
171	n/a	return status;
172	n/a	}
173	n/a
174	n/a	/****** end myEventHandler *********/
175	n/a
176	n/a	"""
177	n/a
178	n/a	initstuff = initstuff + """
179	n/a	myEventHandlerUPP = NewEventHandlerUPP(myEventHandler);
180	n/a	"""
181	n/a	module = MacModule('_CarbonEvt', 'CarbonEvents', includestuff, finalstuff, initstuff)
182	n/a
183	n/a
184	n/a
185	n/a
186	n/a	class EventHandlerRefObjectDefinition(PEP253Mixin, GlobalObjectDefinition):
187	n/a	def outputStructMembers(self):
188	n/a	Output("%s ob_itself;", self.itselftype)
189	n/a	Output("PyObject *ob_callback;")
190	n/a	def outputInitStructMembers(self):
191	n/a	Output("it->ob_itself = %sitself;", self.argref)
192	n/a	Output("it->ob_callback = NULL;")
193	n/a	def outputFreeIt(self, name):
194	n/a	OutLbrace("if (self->ob_itself != NULL)")
195	n/a	Output("RemoveEventHandler(self->ob_itself);")
196	n/a	Output("Py_DECREF(self->ob_callback);")
197	n/a	OutRbrace()
198	n/a
199	n/a	class MyGlobalObjectDefinition(PEP253Mixin, GlobalObjectDefinition):
200	n/a	pass
201	n/a
202	n/a	for typ in RefObjectTypes:
203	n/a	if typ == 'EventHandlerRef':
204	n/a	EventHandlerRefobject = EventHandlerRefObjectDefinition('EventHandlerRef')
205	n/a	else:
206	n/a	execstr = typ + 'object = MyGlobalObjectDefinition(typ)'
207	n/a	exec execstr
208	n/a	module.addobject(eval(typ + 'object'))
209	n/a
210	n/a
211	n/a	functions = []
212	n/a	for typ in RefObjectTypes: ## go thru all ObjectTypes as defined in CarbonEventsscan.py
213	n/a	# initialize the lists for carbongen to fill
214	n/a	execstr = typ + 'methods = []'
215	n/a	exec execstr
216	n/a
217	n/a	execfile('CarbonEventsgen.py')
218	n/a
219	n/a
220	n/a
221	n/a	for f in functions: module.add(f) # add all the functions carboneventsgen put in the list
222	n/a
223	n/a	for typ in RefObjectTypes: ## go thru all ObjectTypes as defined in CarbonEventsscan.py
224	n/a	methods = eval(typ + 'methods') ## get a reference to the method list from the main namespace
225	n/a	obj = eval(typ + 'object') ## get a reference to the object
226	n/a	for m in methods: obj.add(m) ## add each method in the list to the object
227	n/a
228	n/a
229	n/a	removeeventhandler = """
230	n/a	OSStatus _err;
231	n/a	if (_self->ob_itself == NULL) {
232	n/a	PyErr_SetString(CarbonEvents_Error, "Handler has been removed");
233	n/a	return NULL;
234	n/a	}
235	n/a	if (!PyArg_ParseTuple(_args, ""))
236	n/a	return NULL;
237	n/a	_err = RemoveEventHandler(_self->ob_itself);
238	n/a	if (_err != noErr) return PyMac_Error(_err);
239	n/a	_self->ob_itself = NULL;
240	n/a	Py_DECREF(_self->ob_callback);
241	n/a	_self->ob_callback = NULL;
242	n/a	Py_INCREF(Py_None);
243	n/a	_res = Py_None;
244	n/a	return _res;"""
245	n/a
246	n/a	f = ManualGenerator("RemoveEventHandler", removeeventhandler);
247	n/a	f.docstring = lambda: "() -> None"
248	n/a	EventHandlerRefobject.add(f)
249	n/a
250	n/a
251	n/a	installeventhandler = """
252	n/a	EventTypeSpec inSpec;
253	n/a	PyObject *callback;
254	n/a	EventHandlerRef outRef;
255	n/a	OSStatus _err;
256	n/a
257	n/a	if (!PyArg_ParseTuple(_args, "O&O", EventTypeSpec_Convert, &inSpec, &callback))
258	n/a	return NULL;
259	n/a
260	n/a	_err = InstallEventHandler(_self->ob_itself, myEventHandlerUPP, 1, &inSpec, (void *)callback, &outRef);
261	n/a	if (_err != noErr) return PyMac_Error(_err);
262	n/a
263	n/a	_res = EventHandlerRef_New(outRef);
264	n/a	if (_res != NULL) {
265	n/a	((EventHandlerRefObject*)_res)->ob_callback = callback;
266	n/a	Py_INCREF(callback);
267	n/a	}
268	n/a	return _res;"""
269	n/a
270	n/a	f = ManualGenerator("InstallEventHandler", installeventhandler);
271	n/a	f.docstring = lambda: "(EventTypeSpec inSpec, Method callback) -> (EventHandlerRef outRef)"
272	n/a	EventTargetRefobject.add(f)
273	n/a
274	n/a	# This may not be the best, but at least it lets you get the raw data back into python as a string. You'll have to cut it up yourself and parse the result.
275	n/a
276	n/a	geteventparameter = """
277	n/a	UInt32 bufferSize;
278	n/a	EventParamName inName;
279	n/a	EventParamType inType;
280	n/a	OSErr _err;
281	n/a	void * buffer;
282	n/a
283	n/a	if (!PyArg_ParseTuple(_args, "O&O&", PyMac_GetOSType, &inName, PyMac_GetOSType, &inType))
284	n/a	return NULL;
285	n/a
286	n/a	/* Figure out the size by passing a null buffer to GetEventParameter */
287	n/a	_err = GetEventParameter(_self->ob_itself, inName, inType, NULL, 0, &bufferSize, NULL);
288	n/a
289	n/a	if (_err != noErr)
290	n/a	return PyMac_Error(_err);
291	n/a	buffer = PyMem_NEW(char, bufferSize);
292	n/a	if (buffer == NULL)
293	n/a	return PyErr_NoMemory();
294	n/a
295	n/a	_err = GetEventParameter(_self->ob_itself, inName, inType, NULL, bufferSize, NULL, buffer);
296	n/a
297	n/a	if (_err != noErr) {
298	n/a	PyMem_DEL(buffer);
299	n/a	return PyMac_Error(_err);
300	n/a	}
301	n/a	_res = Py_BuildValue("s#", buffer, bufferSize);
302	n/a	PyMem_DEL(buffer);
303	n/a	return _res;
304	n/a	"""
305	n/a
306	n/a	f = ManualGenerator("GetEventParameter", geteventparameter);
307	n/a	f.docstring = lambda: "(EventParamName eventName, EventParamType eventType) -> (String eventParamData)"
308	n/a	EventRefobject.add(f)
309	n/a
310	n/a	SetOutputFileName('_CarbonEvtmodule.c')
311	n/a	module.generate()
312	n/a
313	n/a	##import os
314	n/a	##os.system("python setup.py build")