Campbell Barton
7f1a8a947d
python modules bpy.app, bpy.utils are now included in docs. C defined python module bpy.props has its docstrings extracted and written directly into sphinx docs since the C methods cant be inspected. added docstrings to bpy.props and improved some in bpy.utils. will update online docs tomorrow.
506 lines
17 KiB
C
506 lines
17 KiB
C
/**
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* $Id$
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*
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* ***** BEGIN GPL LICENSE BLOCK *****
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*
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* Contributor(s): Campbell Barton
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*
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* ***** END GPL LICENSE BLOCK *****
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*/
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#include "bpy_props.h"
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#include "bpy_rna.h"
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#include "RNA_access.h"
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#include "RNA_define.h" /* for defining our own rna */
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#include "MEM_guardedalloc.h"
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#include "float.h" /* FLT_MIN/MAX */
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/* operators use this so it can store the args given but defer running
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* it until the operator runs where these values are used to setup the
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* default args for that operator instance */
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static PyObject *bpy_prop_deferred_return(void *func, PyObject *kw)
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{
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PyObject *ret = PyTuple_New(2);
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PyTuple_SET_ITEM(ret, 0, PyCObject_FromVoidPtr(func, NULL));
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PyTuple_SET_ITEM(ret, 1, kw);
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Py_INCREF(kw);
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return ret;
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}
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/* Function that sets RNA, NOTE - self is NULL when called from python, but being abused from C so we can pass the srna allong
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* This isnt incorrect since its a python object - but be careful */
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static char BPy_BoolProperty_doc[] =
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".. function:: BoolProperty(name=\"\", description=\"\", default=False, hidden=False)\n"
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"\n"
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" Returns a new boolean property definition..";
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PyObject *BPy_BoolProperty(PyObject *self, PyObject *args, PyObject *kw)
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{
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StructRNA *srna;
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if (PyTuple_Size(args) > 0) {
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PyErr_SetString(PyExc_ValueError, "all args must be keywors"); // TODO - py3 can enforce this.
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return NULL;
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}
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srna= srna_from_self(self);
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if(srna==NULL && PyErr_Occurred()) {
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return NULL; /* self's type was compatible but error getting the srna */
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}
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else if(srna) {
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static char *kwlist[] = {"attr", "name", "description", "default", "hidden", NULL};
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char *id=NULL, *name="", *description="";
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int def=0, hidden=0;
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PropertyRNA *prop;
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if (!PyArg_ParseTupleAndKeywords(args, kw, "s|ssii:BoolProperty", kwlist, &id, &name, &description, &def, &hidden))
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return NULL;
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prop= RNA_def_boolean(srna, id, def, name, description);
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if(hidden) RNA_def_property_flag(prop, PROP_HIDDEN);
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RNA_def_property_duplicate_pointers(prop);
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Py_RETURN_NONE;
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}
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else { /* operators defer running this function */
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return bpy_prop_deferred_return((void *)BPy_BoolProperty, kw);
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}
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}
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static char BPy_IntProperty_doc[] =
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".. function:: IntProperty(name=\"\", description=\"\", default=0, min=-sys.maxint, max=sys.maxint, soft_min=-sys.maxint, soft_max=sys.maxint, step=1, hidden=False)\n"
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"\n"
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" Returns a new int property definition.";
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PyObject *BPy_IntProperty(PyObject *self, PyObject *args, PyObject *kw)
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{
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StructRNA *srna;
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if (PyTuple_Size(args) > 0) {
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PyErr_SetString(PyExc_ValueError, "all args must be keywors"); // TODO - py3 can enforce this.
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return NULL;
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}
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srna= srna_from_self(self);
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if(srna==NULL && PyErr_Occurred()) {
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return NULL; /* self's type was compatible but error getting the srna */
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}
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else if(srna) {
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static char *kwlist[] = {"attr", "name", "description", "default", "min", "max", "soft_min", "soft_max", "step", "hidden", NULL};
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char *id=NULL, *name="", *description="";
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int min=INT_MIN, max=INT_MAX, soft_min=INT_MIN, soft_max=INT_MAX, step=1, def=0;
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int hidden=0;
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PropertyRNA *prop;
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if (!PyArg_ParseTupleAndKeywords(args, kw, "s|ssiiiiiii:IntProperty", kwlist, &id, &name, &description, &def, &min, &max, &soft_min, &soft_max, &step, &hidden))
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return NULL;
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prop= RNA_def_int(srna, id, def, min, max, name, description, soft_min, soft_max);
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RNA_def_property_ui_range(prop, min, max, step, 0);
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if(hidden) RNA_def_property_flag(prop, PROP_HIDDEN);
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RNA_def_property_duplicate_pointers(prop);
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Py_RETURN_NONE;
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}
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else { /* operators defer running this function */
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return bpy_prop_deferred_return((void *)BPy_IntProperty, kw);
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}
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}
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static char BPy_FloatProperty_doc[] =
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".. function:: FloatProperty(name=\"\", description=\"\", default=0.0, min=sys.float_info.min, max=sys.float_info.max, soft_min=sys.float_info.min, soft_max=sys.float_info.max, step=3, precision=2, hidden=False)\n"
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"\n"
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" Returns a new float property definition.";
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PyObject *BPy_FloatProperty(PyObject *self, PyObject *args, PyObject *kw)
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{
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StructRNA *srna;
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if (PyTuple_Size(args) > 0) {
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PyErr_SetString(PyExc_ValueError, "all args must be keywors"); // TODO - py3 can enforce this.
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return NULL;
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}
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srna= srna_from_self(self);
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if(srna==NULL && PyErr_Occurred()) {
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return NULL; /* self's type was compatible but error getting the srna */
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}
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else if(srna) {
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static char *kwlist[] = {"attr", "name", "description", "default", "min", "max", "soft_min", "soft_max", "step", "precision", "hidden", NULL};
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char *id=NULL, *name="", *description="";
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float min=-FLT_MAX, max=FLT_MAX, soft_min=-FLT_MAX, soft_max=FLT_MAX, step=3, def=0.0f;
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int precision= 2, hidden=0;
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PropertyRNA *prop;
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if (!PyArg_ParseTupleAndKeywords(args, kw, "s|ssffffffii:FloatProperty", kwlist, &id, &name, &description, &def, &min, &max, &soft_min, &soft_max, &step, &precision, &hidden))
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return NULL;
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prop= RNA_def_float(srna, id, def, min, max, name, description, soft_min, soft_max);
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RNA_def_property_ui_range(prop, min, max, step, precision);
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if(hidden) RNA_def_property_flag(prop, PROP_HIDDEN);
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RNA_def_property_duplicate_pointers(prop);
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Py_RETURN_NONE;
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}
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else { /* operators defer running this function */
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return bpy_prop_deferred_return((void *)BPy_FloatProperty, kw);
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}
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}
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static char BPy_FloatVectorProperty_doc[] =
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".. function:: FloatVectorProperty(name=\"\", description=\"\", default=(0.0, 0.0, 0.0), min=sys.float_info.min, max=sys.float_info.max, soft_min=sys.float_info.min, soft_max=sys.float_info.max, step=3, precision=2, hidden=False, size=3)\n"
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"\n"
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" Returns a new vector float property definition.";
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PyObject *BPy_FloatVectorProperty(PyObject *self, PyObject *args, PyObject *kw)
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{
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StructRNA *srna;
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if (PyTuple_Size(args) > 0) {
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PyErr_SetString(PyExc_ValueError, "all args must be keywors"); // TODO - py3 can enforce this.
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return NULL;
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}
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srna= srna_from_self(self);
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if(srna==NULL && PyErr_Occurred()) {
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return NULL; /* self's type was compatible but error getting the srna */
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}
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else if(srna) {
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static char *kwlist[] = {"attr", "name", "description", "default", "min", "max", "soft_min", "soft_max", "step", "precision", "hidden", "size", NULL};
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char *id=NULL, *name="", *description="";
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float min=-FLT_MAX, max=FLT_MAX, soft_min=-FLT_MAX, soft_max=FLT_MAX, step=3, def[PYRNA_STACK_ARRAY]={0.0f};
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int precision= 2, hidden=0, size=3;
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PropertyRNA *prop;
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PyObject *pydef= NULL;
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if (!PyArg_ParseTupleAndKeywords(args, kw, "s|ssOfffffiii:FloatVectorProperty", kwlist, &id, &name, &description, &pydef, &min, &max, &soft_min, &soft_max, &step, &precision, &hidden, &size))
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return NULL;
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if(size < 0 || size > PYRNA_STACK_ARRAY) {
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PyErr_Format(PyExc_TypeError, "FloatVectorProperty(): size must be between 0 and %d, given %d.", PYRNA_STACK_ARRAY, size);
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return NULL;
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}
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if(pydef) {
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int i;
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if(!PySequence_Check(pydef)) {
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PyErr_Format(PyExc_TypeError, "FloatVectorProperty(): default value is not a sequence of size: %d.", size);
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return NULL;
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}
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if(size != PySequence_Size(pydef)) {
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PyErr_Format(PyExc_TypeError, "FloatVectorProperty(): size: %d, does not default: %d.", size, PySequence_Size(pydef));
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return NULL;
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}
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for(i=0; i<size; i++) {
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PyObject *item= PySequence_GetItem(pydef, i);
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if(item) {
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def[i]= PyFloat_AsDouble(item);
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Py_DECREF(item);
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}
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}
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if(PyErr_Occurred()) { /* error set above */
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return NULL;
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}
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}
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prop= RNA_def_float_vector(srna, id, size, pydef ? def:NULL, min, max, name, description, soft_min, soft_max);
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RNA_def_property_ui_range(prop, min, max, step, precision);
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if(hidden) RNA_def_property_flag(prop, PROP_HIDDEN);
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RNA_def_property_duplicate_pointers(prop);
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Py_RETURN_NONE;
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}
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else { /* operators defer running this function */
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return bpy_prop_deferred_return((void *)BPy_FloatVectorProperty, kw);
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}
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}
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static char BPy_StringProperty_doc[] =
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".. function:: StringProperty(name=\"\", description=\"\", default=\"\", maxlen=0, hidden=False)\n"
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"\n"
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" Returns a new string property definition.";
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PyObject *BPy_StringProperty(PyObject *self, PyObject *args, PyObject *kw)
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{
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StructRNA *srna;
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if (PyTuple_Size(args) > 0) {
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PyErr_SetString(PyExc_ValueError, "all args must be keywors"); // TODO - py3 can enforce this.
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return NULL;
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}
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srna= srna_from_self(self);
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if(srna==NULL && PyErr_Occurred()) {
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return NULL; /* self's type was compatible but error getting the srna */
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}
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else if(srna) {
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static char *kwlist[] = {"attr", "name", "description", "default", "maxlen", "hidden", NULL};
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char *id=NULL, *name="", *description="", *def="";
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int maxlen=0, hidden=0;
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PropertyRNA *prop;
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if (!PyArg_ParseTupleAndKeywords(args, kw, "s|sssii:StringProperty", kwlist, &id, &name, &description, &def, &maxlen, &hidden))
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return NULL;
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prop= RNA_def_string(srna, id, def, maxlen, name, description);
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if(hidden) RNA_def_property_flag(prop, PROP_HIDDEN);
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RNA_def_property_duplicate_pointers(prop);
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Py_RETURN_NONE;
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}
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else { /* operators defer running this function */
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return bpy_prop_deferred_return((void *)BPy_StringProperty, kw);
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}
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}
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static EnumPropertyItem *enum_items_from_py(PyObject *value, const char *def, int *defvalue)
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{
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EnumPropertyItem *items= NULL;
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PyObject *item;
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int seq_len, i, totitem= 0;
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if(!PySequence_Check(value)) {
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PyErr_SetString(PyExc_TypeError, "expected a sequence of tuples for the enum items");
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return NULL;
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}
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seq_len = PySequence_Length(value);
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for(i=0; i<seq_len; i++) {
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EnumPropertyItem tmp= {0, "", 0, "", ""};
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item= PySequence_GetItem(value, i);
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if(item==NULL || PyTuple_Check(item)==0) {
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PyErr_SetString(PyExc_TypeError, "expected a sequence of tuples for the enum items");
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if(items) MEM_freeN(items);
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Py_XDECREF(item);
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return NULL;
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}
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if(!PyArg_ParseTuple(item, "sss", &tmp.identifier, &tmp.name, &tmp.description)) {
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PyErr_SetString(PyExc_TypeError, "expected an identifier, name and description in the tuple");
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Py_DECREF(item);
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return NULL;
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}
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tmp.value= i;
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RNA_enum_item_add(&items, &totitem, &tmp);
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if(def[0] && strcmp(def, tmp.identifier) == 0)
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*defvalue= tmp.value;
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Py_DECREF(item);
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}
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if(!def[0])
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*defvalue= 0;
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RNA_enum_item_end(&items, &totitem);
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return items;
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}
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static char BPy_EnumProperty_doc[] =
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".. function:: EnumProperty(items, name=\"\", description=\"\", default=\"\", hidden=False)\n"
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"\n"
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" Returns a new enumerator property definition.\n"
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"\n"
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" :arg items: The items that make up this enumerator.\n"
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" :type items: sequence of string triplets";
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PyObject *BPy_EnumProperty(PyObject *self, PyObject *args, PyObject *kw)
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{
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StructRNA *srna;
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if (PyTuple_Size(args) > 0) {
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PyErr_SetString(PyExc_ValueError, "all args must be keywors"); // TODO - py3 can enforce this.
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return NULL;
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}
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srna= srna_from_self(self);
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if(srna==NULL && PyErr_Occurred()) {
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return NULL; /* self's type was compatible but error getting the srna */
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}
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else if(srna) {
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static char *kwlist[] = {"attr", "items", "name", "description", "default", "hidden", NULL};
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char *id=NULL, *name="", *description="", *def="";
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int defvalue=0, hidden=0;
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PyObject *items= Py_None;
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EnumPropertyItem *eitems;
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PropertyRNA *prop;
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if (!PyArg_ParseTupleAndKeywords(args, kw, "sO|sssi:EnumProperty", kwlist, &id, &items, &name, &description, &def, &hidden))
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return NULL;
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eitems= enum_items_from_py(items, def, &defvalue);
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if(!eitems)
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return NULL;
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prop= RNA_def_enum(srna, id, eitems, defvalue, name, description);
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if(hidden) RNA_def_property_flag(prop, PROP_HIDDEN);
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RNA_def_property_duplicate_pointers(prop);
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MEM_freeN(eitems);
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Py_RETURN_NONE;
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}
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else { /* operators defer running this function */
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return bpy_prop_deferred_return((void *)BPy_EnumProperty, kw);
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}
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}
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static StructRNA *pointer_type_from_py(PyObject *value)
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{
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StructRNA *srna;
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srna= srna_from_self(value);
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if(!srna) {
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PyErr_SetString(PyExc_SystemError, "expected an RNA type derived from IDPropertyGroup");
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return NULL;
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}
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if(!RNA_struct_is_a(srna, &RNA_IDPropertyGroup)) {
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PyErr_SetString(PyExc_SystemError, "expected an RNA type derived from IDPropertyGroup");
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return NULL;
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}
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return srna;
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}
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static char BPy_PointerProperty_doc[] =
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".. function:: PointerProperty(items, type=\"\", description=\"\", default=\"\", hidden=False)\n"
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"\n"
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" Returns a new pointer property definition.\n"
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"\n"
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" :arg type: Dynamic type from :mod:`bpy.types`.\n"
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" :type type: class";
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PyObject *BPy_PointerProperty(PyObject *self, PyObject *args, PyObject *kw)
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{
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StructRNA *srna;
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if (PyTuple_Size(args) > 0) {
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PyErr_SetString(PyExc_ValueError, "all args must be keywors"); // TODO - py3 can enforce this.
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return NULL;
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}
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srna= srna_from_self(self);
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if(srna==NULL && PyErr_Occurred()) {
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return NULL; /* self's type was compatible but error getting the srna */
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}
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else if(srna) {
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static char *kwlist[] = {"attr", "type", "name", "description", "hidden", NULL};
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char *id=NULL, *name="", *description="";
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int hidden= 0;
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PropertyRNA *prop;
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StructRNA *ptype;
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PyObject *type= Py_None;
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if (!PyArg_ParseTupleAndKeywords(args, kw, "sO|ssi:PointerProperty", kwlist, &id, &type, &name, &description, &hidden))
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return NULL;
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ptype= pointer_type_from_py(type);
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if(!ptype)
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return NULL;
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prop= RNA_def_pointer_runtime(srna, id, ptype, name, description);
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if(hidden) RNA_def_property_flag(prop, PROP_HIDDEN);
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RNA_def_property_duplicate_pointers(prop);
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Py_RETURN_NONE;
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}
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else { /* operators defer running this function */
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return bpy_prop_deferred_return((void *)BPy_PointerProperty, kw);
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}
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return NULL;
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}
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static char BPy_CollectionProperty_doc[] =
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".. function:: CollectionProperty(items, type=\"\", description=\"\", default=\"\", hidden=False)\n"
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"\n"
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" Returns a new collection property definition.\n"
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"\n"
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" :arg type: Dynamic type from :mod:`bpy.types`.\n"
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" :type type: class";
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PyObject *BPy_CollectionProperty(PyObject *self, PyObject *args, PyObject *kw)
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{
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StructRNA *srna;
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if (PyTuple_Size(args) > 0) {
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PyErr_SetString(PyExc_ValueError, "all args must be keywors"); // TODO - py3 can enforce this.
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return NULL;
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}
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srna= srna_from_self(self);
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if(srna==NULL && PyErr_Occurred()) {
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return NULL; /* self's type was compatible but error getting the srna */
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}
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else if(srna) {
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static char *kwlist[] = {"attr", "type", "name", "description", "hidden", NULL};
|
|
char *id=NULL, *name="", *description="";
|
|
int hidden= 0;
|
|
PropertyRNA *prop;
|
|
StructRNA *ptype;
|
|
PyObject *type= Py_None;
|
|
|
|
if (!PyArg_ParseTupleAndKeywords(args, kw, "sO|ssi:CollectionProperty", kwlist, &id, &type, &name, &description, &hidden))
|
|
return NULL;
|
|
|
|
ptype= pointer_type_from_py(type);
|
|
if(!ptype)
|
|
return NULL;
|
|
|
|
prop= RNA_def_collection_runtime(srna, id, ptype, name, description);
|
|
if(hidden) RNA_def_property_flag(prop, PROP_HIDDEN);
|
|
RNA_def_property_duplicate_pointers(prop);
|
|
Py_RETURN_NONE;
|
|
}
|
|
else { /* operators defer running this function */
|
|
return bpy_prop_deferred_return((void *)BPy_CollectionProperty, kw);
|
|
}
|
|
return NULL;
|
|
}
|
|
|
|
static struct PyMethodDef props_methods[] = {
|
|
{"BoolProperty", (PyCFunction)BPy_BoolProperty, METH_VARARGS|METH_KEYWORDS, BPy_BoolProperty_doc},
|
|
{"IntProperty", (PyCFunction)BPy_IntProperty, METH_VARARGS|METH_KEYWORDS, BPy_IntProperty_doc},
|
|
{"FloatProperty", (PyCFunction)BPy_FloatProperty, METH_VARARGS|METH_KEYWORDS, BPy_FloatProperty_doc},
|
|
{"FloatVectorProperty", (PyCFunction)BPy_FloatVectorProperty, METH_VARARGS|METH_KEYWORDS, BPy_FloatVectorProperty_doc},
|
|
{"StringProperty", (PyCFunction)BPy_StringProperty, METH_VARARGS|METH_KEYWORDS, BPy_StringProperty_doc},
|
|
{"EnumProperty", (PyCFunction)BPy_EnumProperty, METH_VARARGS|METH_KEYWORDS, BPy_EnumProperty_doc},
|
|
{"PointerProperty", (PyCFunction)BPy_PointerProperty, METH_VARARGS|METH_KEYWORDS, BPy_PointerProperty_doc},
|
|
{"CollectionProperty", (PyCFunction)BPy_CollectionProperty, METH_VARARGS|METH_KEYWORDS, BPy_CollectionProperty_doc},
|
|
{NULL, NULL, 0, NULL}
|
|
};
|
|
|
|
static struct PyModuleDef props_module = {
|
|
PyModuleDef_HEAD_INIT,
|
|
"bpy.props",
|
|
"This module defines properties to extend blenders internal data, the result of these functions"
|
|
" is used to assign properties to classes registered with blender and can't be used directly.",
|
|
-1,/* multiple "initialization" just copies the module dict. */
|
|
props_methods,
|
|
NULL, NULL, NULL, NULL
|
|
};
|
|
|
|
PyObject *BPY_rna_props( void )
|
|
{
|
|
PyObject *submodule;
|
|
submodule= PyModule_Create(&props_module);
|
|
PyDict_SetItemString(PySys_GetObject("modules"), props_module.m_name, submodule);
|
|
|
|
/* INCREF since its its assumed that all these functions return the
|
|
* module with a new ref like PyDict_New, since they are passed to
|
|
* PyModule_AddObject which steals a ref */
|
|
Py_INCREF(submodule);
|
|
|
|
return submodule;
|
|
}
|