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+ replace old C casts with static_cast in generated C++ code, remove unused parent structure of Python classes, support of -1 as return value of setCustomAttributes

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This commit is contained in:
wmayer
2015-09-27 22:08:08 +02:00
parent 798f74fa7f
commit 6b67d4a4e7
6 changed files with 25 additions and 51 deletions
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49
src/Tools/generateTemplates/templateClassPyExport.py
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@@ -60,9 +60,7 @@ public:
static PyObject * richCompare(PyObject *v, PyObject *w, int op);
-
static PyGetSetDef GetterSetter[];
static PyParentObject Parents[];
virtual PyTypeObject *GetType(void) {return &Type;};
virtual PyParentObject *GetParents(void) {return Parents;}
public:
@self.export.Name@(@self.export.TwinPointer@ *pcObject, PyTypeObject *T = &Type);
@@ -201,6 +199,7 @@ public:
/// getter method for special attributes (e.g. dynamic ones)
PyObject *getCustomAttributes(const char* attr) const;
/// setter for special attributes (e.g. dynamic ones)
/// Output: Success=1, Failure=-1, Ignore=0
int setCustomAttributes(const char* attr, PyObject *obj);
PyObject *_getattr(char *attr); // __getattr__ function
int _setattr(char *attr, PyObject *value); // __setattr__ function
@@ -217,8 +216,6 @@ public:
-
};
#define PARENTS@self.export.Namespace@@self.export.Name@ &@self.export.Name@::Type,PARENTS@self.export.FatherNamespace@@self.export.Father@
} //namespace @self.export.Namespace@
#endif // @self.export.Namespace.upper()@_@self.export.Name.upper()@_H
@@ -439,14 +436,14 @@ PyObject * @self.export.Name@::staticCallback_@i.Name@ (PyObject *self, PyObject
-
{
// test if twin object not allready deleted
if (!((PyObjectBase*) self)->isValid()){
if (!static_cast<PyObjectBase*>(self)->isValid()) {
PyErr_SetString(PyExc_ReferenceError, "This object is already deleted most likely through closing a document. This reference is no longer valid!");
return NULL;
}
+ if (not i.Const):
// test if object is set Const
if (((PyObjectBase*) self)->isConst()){
if (static_cast<PyObjectBase*>(self)->isConst()) {
PyErr_SetString(PyExc_ReferenceError, "This object is immutable, you can not set any attribute or call a non const method");
return NULL;
}
@@ -454,13 +451,13 @@ PyObject * @self.export.Name@::staticCallback_@i.Name@ (PyObject *self, PyObject
try { // catches all exceptions coming up from c++ and generate a python exception
+ if i.Keyword:
PyObject* ret = ((@self.export.Name@*)self)->@i.Name@(args, kwd);
PyObject* ret = static_cast<@self.export.Name@*>(self)->@i.Name@(args, kwd);
= else:
PyObject* ret = ((@self.export.Name@*)self)->@i.Name@(args);
PyObject* ret = static_cast<@self.export.Name@*>(self)->@i.Name@(args);
-
+ if (not i.Const):
if (ret != 0)
((@self.export.Name@*)self)->startNotify();
static_cast<@self.export.Name@*>(self)->startNotify();
-
return ret;
}
@@ -524,13 +521,13 @@ PyObject * @self.export.Name@::staticCallback_@i.Name@ (PyObject *self, PyObject
// has to be implemented in @self.export.Name@Imp.cpp
PyObject * @self.export.Name@::staticCallback_get@i.Name@ (PyObject *self, void * /*closure*/)
{
if (!((PyObjectBase*) self)->isValid()){
if (!static_cast<PyObjectBase*>(self)->isValid()){
PyErr_SetString(PyExc_ReferenceError, "This object is already deleted most likely through closing a document. This reference is no longer valid!");
return NULL;
}
try {
return Py::new_reference_to(((@self.export.Name@*)self)->get@i.Name@());
return Py::new_reference_to(static_cast<@self.export.Name@*>(self)->get@i.Name@());
} catch (const Py::Exception&) {
// The exception text is already set
return NULL;
@@ -543,7 +540,7 @@ PyObject * @self.export.Name@::staticCallback_get@i.Name@ (PyObject *self, void
+ if (i.ReadOnly):
int @self.export.Name@::staticCallback_set@i.Name@ (PyObject *self, PyObject * /*value*/, void * /*closure*/)
{
if (!((PyObjectBase*) self)->isValid()){
if (!static_cast<PyObjectBase*>(self)->isValid()){
PyErr_SetString(PyExc_ReferenceError, "This object is already deleted most likely through closing a document. This reference is no longer valid!");
return -1;
}
@@ -553,21 +550,21 @@ int @self.export.Name@::staticCallback_set@i.Name@ (PyObject *self, PyObject * /
}
= else:
int @self.export.Name@::staticCallback_set@i.Name@ (PyObject *self, PyObject *value, void * /*closure*/)
{
if (!((PyObjectBase*) self)->isValid()){
{
if (!static_cast<PyObjectBase*>(self)->isValid()){
PyErr_SetString(PyExc_ReferenceError, "This object is already deleted most likely through closing a document. This reference is no longer valid!");
return -1;
}
if (((PyObjectBase*) self)->isConst()){
if (static_cast<PyObjectBase*>(self)->isConst()){
PyErr_SetString(PyExc_ReferenceError, "This object is immutable, you can not set any attribute or call a method");
return -1;
}
try {
+ if (i.Parameter.Type == "Float"):
((@self.export.Name@*)self)->set@i.Name@(Py::@i.Parameter.Type@(PyNumber_Float(value),true));
static_cast<@self.export.Name@*>(self)->set@i.Name@(Py::@i.Parameter.Type@(PyNumber_Float(value),true));
= else:
((@self.export.Name@*)self)->set@i.Name@(Py::@i.Parameter.Type@(value,false));
static_cast<@self.export.Name@*>(self)->set@i.Name@(Py::@i.Parameter.Type@(value,false));
-
return 0;
} catch (const Py::Exception&) {
@@ -583,16 +580,12 @@ int @self.export.Name@::staticCallback_set@i.Name@ (PyObject *self, PyObject *va
-
//--------------------------------------------------------------------------
// Parents structure
//--------------------------------------------------------------------------
PyParentObject @self.export.Name@::Parents[] = { PARENTS@self.export.Namespace@@self.export.Name@ };
//--------------------------------------------------------------------------
// Constructor
//--------------------------------------------------------------------------
@self.export.Name@::@self.export.Name@(@self.export.TwinPointer@ *pcObject, PyTypeObject *T)
: @self.export.Father@(reinterpret_cast<@self.export.Father@::PointerType>(pcObject), T)
: @self.export.Father@(static_cast<@self.export.Father@::PointerType>(pcObject), T)
{
+ if (self.export.Reference):
pcObject->ref();
@@ -624,7 +617,7 @@ int @self.export.Name@::PyInit(PyObject* /*args*/, PyObject* /*kwd*/)
-
+ if (self.export.Delete):
// delete the handled object when the PyObject dies
@self.export.Name@::PointerType ptr = reinterpret_cast<@self.export.Name@::PointerType>(_pcTwinPointer);
@self.export.Name@::PointerType ptr = static_cast<@self.export.Name@::PointerType>(_pcTwinPointer);
delete ptr;
-
}
@@ -709,12 +702,18 @@ PyObject *@self.export.Name@::_getattr(char *attr) // __getattr__ function: n
}
}
int @self.export.Name@::_setattr(char *attr, PyObject *value) // __setattr__ function: note only need to handle new state
int @self.export.Name@::_setattr(char *attr, PyObject *value) // __setattr__ function: note only need to handle new state
{
try {
// setter for special Attributes (e.g. dynamic ones)
int r = setCustomAttributes(attr, value);
if(r==1) return 0;
// r = 1: handled
// r = -1: error
// r = 0: ignore
if (r == 1)
return 0;
else if (r == -1)
return -1;
}
#ifndef DONT_CATCH_CXX_EXCEPTIONS
catch(const Base::Exception& e) // catch the FreeCAD exceptions