settings.py
Go to the documentation of this file.
1 # Copyright (c) 2011, Dirk Thomas, Dorian Scholz, TU Darmstadt
2 # All rights reserved.
3 #
4 # Redistribution and use in source and binary forms, with or without
5 # modification, are permitted provided that the following conditions
6 # are met:
7 #
8 # * Redistributions of source code must retain the above copyright
9 # notice, this list of conditions and the following disclaimer.
10 # * Redistributions in binary form must reproduce the above
11 # copyright notice, this list of conditions and the following
12 # disclaimer in the documentation and/or other materials provided
13 # with the distribution.
14 # * Neither the name of the TU Darmstadt nor the names of its
15 # contributors may be used to endorse or promote products derived
16 # from this software without specific prior written permission.
17 #
18 # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
19 # "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
20 # LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
21 # FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
22 # COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
23 # INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
24 # BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
25 # LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
26 # CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
27 # LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
28 # ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
29 # POSSIBILITY OF SUCH DAMAGE.
30 
31 from python_qt_binding.QtCore import QObject, Slot
32 
33 
34 class Settings(QObject):
35  """Storage of key-value data with a QSettings-like interface."""
36 
37  def __init__(self, settings_proxy, group):
38  super(Settings, self).__init__()
39  self.setObjectName('Settings')
40 
41  self._settings_proxy = settings_proxy
42  self._group = group
43 
44  def get_settings(self, group):
45  prefix = self._group
46  if prefix != '':
47  prefix += '/'
48  return Settings(self._settings_proxy, prefix + group)
49 
50  @Slot(result='QStringList')
51  def all_keys(self):
52  return self._settings_proxy.all_keys(self._group)
53 
54 # def begin_read_array(self):
55 
56 # def begin_write_array(self):
57 
58  @Slot(result='QStringList')
59  def child_groups(self):
60  return self._settings_proxy.child_groups(self._group)
61 
62  @Slot(result='QStringList')
63  def child_keys(self):
64  return self._settings_proxy.child_keys(self._group)
65 
66  @Slot(str, result=bool)
67  def contains(self, key):
68  return self._settings_proxy.contains(self._group, key)
69 
70 # def end_array(self):
71 
72  @Slot(str)
73  def remove(self, key):
74  self._settings_proxy.remove(self._group, key)
75 
76 # def set_array_index(self, i):
77 
78  @Slot(str, 'QVariant')
79  def set_value(self, key, value):
80  # work around for NoneType values via DBus
81  if value is None:
82  value = '__NoneType__'
83  self._settings_proxy.set_value(self._group, key, value)
84 
85  @Slot(str, 'QVariant', result='QVariant')
86  def value(self, key, default_value=None):
87  # work around for passing NoneType (default_)values via DBus
88  if default_value is None:
89  default_value = '__NoneType__'
90  value = self._settings_proxy.value(self._group, key, default_value)
91  if value == '__NoneType__':
92  value = None
93  return value
def get_settings(self, group)
Definition: settings.py:44
def set_value(self, key, value)
Definition: settings.py:79
def child_groups(self)
Definition: settings.py:59
def __init__(self, settings_proxy, group)
Definition: settings.py:37
def contains(self, key)
Definition: settings.py:67
def value(self, key, default_value=None)
Definition: settings.py:86
def remove(self, key)
Definition: settings.py:73


qt_gui
Author(s): Dirk Thomas
autogenerated on Tue Apr 13 2021 03:03:12