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#############################################################################
##
## Copyright (C) 2020 The Qt Company Ltd.
## Contact: https://www.qt.io/licensing/
##
## This file is part of the Qt for Python project.
##
## $QT_BEGIN_LICENSE:LGPL$
## 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.
##
## $QT_END_LICENSE$
##
#############################################################################
"""Helper functions for formatting information on QMetaObject"""
from PySide2.QtCore import (QMetaClassInfo, QMetaEnum, QMetaMethod,
QMetaProperty, QMetaObject, QObject)
def _dump_metaobject_helper(meta_obj, indent):
print('{}class {}:'.format(indent, meta_obj.className()))
indent += ' '
info_offset = meta_obj.classInfoOffset()
info_count = meta_obj.classInfoCount()
if info_offset < info_count:
print('{}Info:'.format(indent))
for i in range(info_offset, info_count):
name = meta_obj.classInfo(i).name()
value = meta_obj.classInfo(i).value()
print('{}{:4d} {}+{}'.format(indent, i, name, value))
enumerator_offset = meta_obj.enumeratorOffset()
enumerator_count = meta_obj.enumeratorCount()
if enumerator_offset < enumerator_count:
print('{}Enumerators:'.format(indent))
for e in range(enumerator_offset, enumerator_count):
meta_enum = meta_obj.enumerator(e)
name = meta_enum.name()
value_str = ''
for k in range(0, meta_enum.keyCount()):
if k > 0:
value_str += ', '
value_str += '{} = {}'.format(meta_enum.key(k),
meta_enum.value(k))
print('{}{:4d} {} ({})'.format(indent, e, name, value_str))
property_offset = meta_obj.propertyOffset()
property_count = meta_obj.propertyCount()
if property_offset < property_count:
print('{}Properties:'.format(indent))
for p in range(property_offset, property_count):
meta_property = meta_obj.property(p)
name = meta_property.name()
desc = ''
if meta_property.isConstant():
desc += ', constant'
if meta_property.isDesignable:
desc += ', designable'
if meta_property.isFlagType:
desc += ', flag'
if meta_property.isEnumType():
desc += ', enum'
if meta_property.isStored():
desc += ', stored'
if meta_property.isWritable():
desc += ', writable'
if meta_property.isResettable:
desc += ', resettable'
if meta_property.hasNotifySignal() :
notify_name = meta_property.notifySignal().name()
desc += ', notify={}'.format(bytes(notify_name).decode('utf-8'))
print('{}{:4d} {} {}{}'.format(indent, p, meta_property.typeName(),
name, desc))
method_offset = meta_obj.methodOffset()
method_count = meta_obj.methodCount()
if method_offset < method_count:
print('{}Methods:'.format(indent))
for m in range(method_offset, method_count):
method = meta_obj.method(m)
signature = bytes(method.methodSignature().data()).decode('utf-8')
type = method.methodType()
typeString = ''
if type == QMetaMethod.Signal:
typeString = ' (Signal)'
elif type == QMetaMethod.Slot:
typeString = ' (Slot)'
print('{}{:4d} {}{}'.format(indent, m, signature, typeString))
def dump_metaobject(meta_obj):
super_classes = [meta_obj]
super_class = meta_obj.superClass()
while super_class:
super_classes.append(super_class)
super_class = super_class.superClass()
indent = ''
for c in reversed(super_classes):
_dump_metaobject_helper(c, indent)
indent += ' '
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