qtpy/QtCore.py

   1 # -*- coding: utf-8 -*-
   2 #
   3 # Copyright © 2014-2015 Colin Duquesnoy
   4 # Copyright © 2009- The Spyder Development Team
   5 #
   6 # Licensed under the terms of the MIT License
   7 # (see LICENSE.txt for details)
   8
   9 """
  10 Provides QtCore classes and functions.
  11 """
  12
  13 from . import PYQT5, PYSIDE2, PYQT4, PYSIDE, PythonQtError
  14
  15
  16 if PYQT5:
  17     from PyQt5.QtCore import *
  18     from PyQt5.QtCore import pyqtSignal as Signal
  19     from PyQt5.QtCore import pyqtSlot as Slot
  20     from PyQt5.QtCore import pyqtProperty as Property
  21     from PyQt5.QtCore import QT_VERSION_STR as __version__
  22
  23     # For issue #153
  24     from PyQt5.QtCore import QDateTime
  25     QDateTime.toPython = QDateTime.toPyDateTime
  26
  27     # Those are imported from `import *`
  28     del pyqtSignal, pyqtSlot, pyqtProperty, QT_VERSION_STR
  29 elif PYSIDE2:
  30     from PySide2.QtCore import *
  31
  32     try:  # may be limited to PySide-5.11a1 only
  33         from PySide2.QtGui import QStringListModel
  34     except:
  35         pass
  36
  37     import PySide2.QtCore
  38     __version__ = PySide2.QtCore.__version__
  39 elif PYQT4:
  40     from PyQt4.QtCore import *
  41     # Those are things we inherited from Spyder that fix crazy crashes under
  42     # some specific situations. (See #34)
  43     from PyQt4.QtCore import QCoreApplication
  44     from PyQt4.QtCore import Qt
  45     from PyQt4.QtCore import pyqtSignal as Signal
  46     from PyQt4.QtCore import pyqtSlot as Slot
  47     from PyQt4.QtCore import pyqtProperty as Property
  48     from PyQt4.QtGui import (QItemSelection, QItemSelectionModel,
  49                              QItemSelectionRange, QSortFilterProxyModel,
  50                              QStringListModel)
  51     from PyQt4.QtCore import QT_VERSION_STR as __version__
  52     from PyQt4.QtCore import qInstallMsgHandler as qInstallMessageHandler
  53
  54     # QDesktopServices has has been split into (QDesktopServices and
  55     # QStandardPaths) in Qt5
  56     # This creates a dummy class that emulates QStandardPaths
  57     from PyQt4.QtGui import QDesktopServices as _QDesktopServices
  58
  59     class QStandardPaths():
  60         StandardLocation = _QDesktopServices.StandardLocation
  61         displayName = _QDesktopServices.displayName
  62         DesktopLocation = _QDesktopServices.DesktopLocation
  63         DocumentsLocation = _QDesktopServices.DocumentsLocation
  64         FontsLocation = _QDesktopServices.FontsLocation
  65         ApplicationsLocation = _QDesktopServices.ApplicationsLocation
  66         MusicLocation = _QDesktopServices.MusicLocation
  67         MoviesLocation = _QDesktopServices.MoviesLocation
  68         PicturesLocation = _QDesktopServices.PicturesLocation
  69         TempLocation = _QDesktopServices.TempLocation
  70         HomeLocation = _QDesktopServices.HomeLocation
  71         DataLocation = _QDesktopServices.DataLocation
  72         CacheLocation = _QDesktopServices.CacheLocation
  73         writableLocation = _QDesktopServices.storageLocation
  74
  75     # Those are imported from `import *`
  76     del pyqtSignal, pyqtSlot, pyqtProperty, QT_VERSION_STR, qInstallMsgHandler
  77 elif PYSIDE:
  78     from PySide.QtCore import *
  79     from PySide.QtGui import (QItemSelection, QItemSelectionModel,
  80                               QItemSelectionRange, QSortFilterProxyModel,
  81                               QStringListModel)
  82     from PySide.QtCore import qInstallMsgHandler as qInstallMessageHandler
  83     del qInstallMsgHandler
  84
  85     # QDesktopServices has has been split into (QDesktopServices and
  86     # QStandardPaths) in Qt5
  87     # This creates a dummy class that emulates QStandardPaths
  88     from PySide.QtGui import QDesktopServices as _QDesktopServices
  89
  90     class QStandardPaths():
  91         StandardLocation = _QDesktopServices.StandardLocation
  92         displayName = _QDesktopServices.displayName
  93         DesktopLocation = _QDesktopServices.DesktopLocation
  94         DocumentsLocation = _QDesktopServices.DocumentsLocation
  95         FontsLocation = _QDesktopServices.FontsLocation
  96         ApplicationsLocation = _QDesktopServices.ApplicationsLocation
  97         MusicLocation = _QDesktopServices.MusicLocation
  98         MoviesLocation = _QDesktopServices.MoviesLocation
  99         PicturesLocation = _QDesktopServices.PicturesLocation
 100         TempLocation = _QDesktopServices.TempLocation
 101         HomeLocation = _QDesktopServices.HomeLocation
 102         DataLocation = _QDesktopServices.DataLocation
 103         CacheLocation = _QDesktopServices.CacheLocation
 104         writableLocation = _QDesktopServices.storageLocation
 105
 106     import PySide.QtCore
 107     __version__ = PySide.QtCore.__version__
 108 else:
 109     raise PythonQtError('No Qt bindings could be found')