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#############################################################################
##
## Copyright (C) 2018 The Qt Company Ltd.
## Contact: https://www.qt.io/licensing/
##
## This file is part of Qt for Python.
##
## $QT_BEGIN_LICENSE:LGPL$
## Commercial License Usage
## Licensees holding valid commercial Qt licenses may use this file in
## accordance with the commercial license agreement provided with the
## Software or, alternatively, in accordance with the terms contained in
## a written agreement between you and The Qt Company. For licensing terms
## and conditions see https://www.qt.io/terms-conditions. For further
## information use the contact form at https://www.qt.io/contact-us.
##
## GNU Lesser General Public License Usage
## Alternatively, this file may be used under the terms of the GNU Lesser
## General Public License version 3 as published by the Free Software
## Foundation and appearing in the file LICENSE.LGPL3 included in the
## packaging of this file. Please review the following information to
## ensure the GNU Lesser General Public License version 3 requirements
## will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
##
## GNU General Public License Usage
## Alternatively, this file may be used under the terms of the GNU
## General Public License version 2.0 or (at your option) the GNU General
## Public license version 3 or any later version approved by the KDE Free
## Qt Foundation. The licenses are as published by the Free Software
## Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
## included in the packaging of this file. Please review the following
## information to ensure the GNU General Public License requirements will
## be met: https://www.gnu.org/licenses/gpl-2.0.html and
## https://www.gnu.org/licenses/gpl-3.0.html.
##
## $QT_END_LICENSE$
##
#############################################################################
from __future__ import print_function, absolute_import
"""
mapping.py
This module has the mapping from the pyside C-modules view of signatures
to the Python representation.
The PySide modules are not loaded in advance, but only after they appear
in sys.modules. This minimizes the loading overhead.
"""
import sys
import struct
import os
import pkgutil
from signature_loader import typing
class ellipsis(object):
def __repr__(self):
return "..."
ellipsis = ellipsis()
Char = typing.Union[str, int] # how do I model the limitation to 1 char?
StringList = typing.List[str]
IntList = typing.List[int]
Point = typing.Tuple[float, float]
PointList = typing.List[Point]
IntMatrix = typing.List[IntList]
Variant = typing.Any
ModelIndexList = typing.List[int]
QImageCleanupFunction = typing.Callable
FloatList = typing.List[float]
FloatMatrix = typing.List[FloatList]
# Pair could be more specific, but we loose the info in the generator.
Pair = typing.Tuple[typing.Any, typing.Any]
MultiMap = typing.DefaultDict[str, typing.List[str]]
# ulong_max is only 32 bit on windows.
ulong_max = 2*sys.maxsize+1 if len(struct.pack("L", 1)) != 4 else 0xffffffff
ushort_max = 0xffff
GL_COLOR_BUFFER_BIT = 0x00004000
GL_NEAREST = 0x2600
WId = int
# from 5.9
GL_TEXTURE_2D = 0x0DE1
GL_RGBA = 0x1908
class _NotCalled(str):
"""
Wrap some text with semantics
This class is wrapped around text in order to avoid calling it.
There are three reasons for this:
- some instances cannot be created since they are abstract,
- some can only be created after qApp was created,
- some have an ugly __repr__ with angle brackets in it.
By using derived classes, good looking instances can be created
which can be used to generate source code or .pyi files. When the
real object is needed, the wrapper can simply be called.
"""
def __repr__(self):
suppress = "support.signature.typing."
text = self[len(suppress):] if self.startswith(suppress) else self
return "{}({})".format(type(self).__name__, text)
def __call__(self):
from signature_loader.mapping import __dict__ as namespace
text = self if self.endswith(")") else self + "()"
return eval(text, namespace)
# Some types are abstract. They just show their name.
class Virtual(_NotCalled):
pass
# Other types I simply could not find.
class Missing(_NotCalled):
def __repr__(self):
return '{}("{}")'.format(type(self).__name__, self)
class Invalid(_NotCalled):
pass
# Helper types
class Default(_NotCalled):
pass
class Instance(_NotCalled):
pass
class Reloader(object):
_uninitialized = ["sample"]
_prefixes = [""]
def __init__(self):
self.sys_module_count = 0
self.uninitialized = self._uninitialized
def update(self, g=None):
if self.sys_module_count == len(sys.modules):
return
self.sys_module_count = len(sys.modules)
if g is None:
g = globals()
for mod_name in self.uninitialized[:]:
for prefix in self._prefixes:
import_name = prefix + mod_name
if import_name in sys.modules:
# check if this is a real module
obj = sys.modules[import_name]
if not getattr(obj, "__file__", None) or os.path.isdir(obj.__file__):
raise ImportError("Module '{mod_name}' is at most a "
"namespace!".format(**locals()))
# module is real
self.uninitialized.remove(mod_name)
proc_name = "init_" + mod_name
if proc_name in g:
g.update(g[proc_name]())
update_mapping = Reloader().update
type_map = {}
def init_sample():
import sample
import datetime
type_map.update({
"sample.int": int,
"Complex": complex,
"sample.OddBool": bool,
"sample.bool": bool,
"sample.PStr": str,
"double[]": FloatList,
"OddBool": bool,
"PStr": str,
"sample.char": Char,
"double[][]": FloatMatrix,
"int[]": IntList,
"int[][]": IntMatrix,
"sample.Point": Point,
"sample.ObjectType": object,
"std.string": str,
"HANDLE": int,
"Foo.HANDLE": int,
"sample.Photon.TemplateBase": Missing("sample.Photon.TemplateBase"),
"ObjectType.Identifier": Missing("sample.ObjectType.Identifier"),
"zero(HANDLE)": 0,
"Null": None,
"zero(sample.ObjectType)": None,
"std.size_t": int,
'Str("<unknown>")': "<unknown>",
'Str("<unk")': "<unk",
'Str("nown>")': "nown>",
"zero(sample.ObjectModel)": None,
"sample.unsigned char": Char,
"sample.double": float,
"zero(sample.bool)": False,
"PyDate": datetime.date,
"ZeroIn": 0,
"Point[]": PointList,
})
return locals()
# end of file
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