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 pyqtBoundSignal as SignalInstance
  20     from PyQt5.QtCore import pyqtSlot as Slot
  21     from PyQt5.QtCore import pyqtProperty as Property
  22     from PyQt5.QtCore import QT_VERSION_STR as __version__
  23
  24     # For issue #153
  25     from PyQt5.QtCore import QDateTime
  26     QDateTime.toPython = QDateTime.toPyDateTime
  27
  28     # Those are imported from `import *`
  29     del pyqtSignal, pyqtBoundSignal, pyqtSlot, pyqtProperty, QT_VERSION_STR
  30 elif PYSIDE2:
  31     from PySide2.QtCore import *
  32
  33     try:  # may be limited to PySide-5.11a1 only
  34         from PySide2.QtGui import QStringListModel
  35     except:
  36         pass
  37
  38     import PySide2.QtCore
  39     __version__ = PySide2.QtCore.__version__
  40 elif PYQT4:
  41     from PyQt4.QtCore import *
  42     # Those are things we inherited from Spyder that fix crazy crashes under
  43     # some specific situations. (See #34)
  44     from PyQt4.QtCore import QCoreApplication
  45     from PyQt4.QtCore import Qt
  46     from PyQt4.QtCore import pyqtSignal as Signal
  47     from PyQt4.QtCore import pyqtBoundSignal as SignalInstance
  48     from PyQt4.QtCore import pyqtSlot as Slot
  49     from PyQt4.QtCore import pyqtProperty as Property
  50     from PyQt4.QtGui import (QItemSelection, QItemSelectionModel,
  51                              QItemSelectionRange, QSortFilterProxyModel,
  52                              QStringListModel)
  53     from PyQt4.QtCore import QT_VERSION_STR as __version__
  54     from PyQt4.QtCore import qInstallMsgHandler as qInstallMessageHandler
  55
  56     # QDesktopServices has has been split into (QDesktopServices and
  57     # QStandardPaths) in Qt5
  58     # This creates a dummy class that emulates QStandardPaths
  59     from PyQt4.QtGui import QDesktopServices as _QDesktopServices
  60
  61     class QStandardPaths():
  62         StandardLocation = _QDesktopServices.StandardLocation
  63         displayName = _QDesktopServices.displayName
  64         DesktopLocation = _QDesktopServices.DesktopLocation
  65         DocumentsLocation = _QDesktopServices.DocumentsLocation
  66         FontsLocation = _QDesktopServices.FontsLocation
  67         ApplicationsLocation = _QDesktopServices.ApplicationsLocation
  68         MusicLocation = _QDesktopServices.MusicLocation
  69         MoviesLocation = _QDesktopServices.MoviesLocation
  70         PicturesLocation = _QDesktopServices.PicturesLocation
  71         TempLocation = _QDesktopServices.TempLocation
  72         HomeLocation = _QDesktopServices.HomeLocation
  73         DataLocation = _QDesktopServices.DataLocation
  74         CacheLocation = _QDesktopServices.CacheLocation
  75         writableLocation = _QDesktopServices.storageLocation
  76
  77     # Those are imported from `import *`
  78     del pyqtSignal, pyqtBoundSignal, pyqtSlot, pyqtProperty, QT_VERSION_STR, qInstallMsgHandler
  79 elif PYSIDE:
  80     from PySide.QtCore import *
  81     from PySide.QtGui import (QItemSelection, QItemSelectionModel,
  82                               QItemSelectionRange, QSortFilterProxyModel,
  83                               QStringListModel)
  84     from PySide.QtCore import qInstallMsgHandler as qInstallMessageHandler
  85     del qInstallMsgHandler
  86
  87     # QDesktopServices has has been split into (QDesktopServices and
  88     # QStandardPaths) in Qt5
  89     # This creates a dummy class that emulates QStandardPaths
  90     from PySide.QtGui import QDesktopServices as _QDesktopServices
  91
  92     class QStandardPaths():
  93         StandardLocation = _QDesktopServices.StandardLocation
  94         displayName = _QDesktopServices.displayName
  95         DesktopLocation = _QDesktopServices.DesktopLocation
  96         DocumentsLocation = _QDesktopServices.DocumentsLocation
  97         FontsLocation = _QDesktopServices.FontsLocation
  98         ApplicationsLocation = _QDesktopServices.ApplicationsLocation
  99         MusicLocation = _QDesktopServices.MusicLocation
 100         MoviesLocation = _QDesktopServices.MoviesLocation
 101         PicturesLocation = _QDesktopServices.PicturesLocation
 102         TempLocation = _QDesktopServices.TempLocation
 103         HomeLocation = _QDesktopServices.HomeLocation
 104         DataLocation = _QDesktopServices.DataLocation
 105         CacheLocation = _QDesktopServices.CacheLocation
 106         writableLocation = _QDesktopServices.storageLocation
 107
 108     import PySide.QtCore
 109     __version__ = PySide.QtCore.__version__
 110 else:
 111     raise PythonQtError('No Qt bindings could be found')