Python PyQt4.QtSvg() Examples

The following are 21 code examples of PyQt4.QtSvg(). You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may also want to check out all available functions/classes of the module PyQt4 , or try the search function .
Example #1
Source File: qt_loaders.py    From Carnets with BSD 3-Clause "New" or "Revised" License 6 votes vote down vote up 
def import_pyqt5():
    """
    Import PyQt5

    ImportErrors rasied within this function are non-recoverable
    """

    from PyQt5 import QtCore, QtSvg, QtWidgets, QtGui, QtPrintSupport

    import sip

    # Alias PyQt-specific functions for PySide compatibility.
    QtCore.Signal = QtCore.pyqtSignal
    QtCore.Slot = QtCore.pyqtSlot

    # Join QtGui and QtWidgets for Qt4 compatibility.
    QtGuiCompat = types.ModuleType('QtGuiCompat')
    QtGuiCompat.__dict__.update(QtGui.__dict__)
    QtGuiCompat.__dict__.update(QtWidgets.__dict__)
    QtGuiCompat.__dict__.update(QtPrintSupport.__dict__)

    api = QT_API_PYQT5
    return QtCore, QtGuiCompat, QtSvg, api
Example #2
Source File: qt_loaders.py    From pySINDy with MIT License 5 votes vote down vote up 
def import_pyqt4(version=2):
    """
    Import PyQt4

    Parameters
    ----------
    version : 1, 2, or None
      Which QString/QVariant API to use. Set to None to use the system
      default

    ImportErrors rasied within this function are non-recoverable
    """
    # The new-style string API (version=2) automatically
    # converts QStrings to Unicode Python strings. Also, automatically unpacks
    # QVariants to their underlying objects.
    import sip

    if version is not None:
        sip.setapi('QString', version)
        sip.setapi('QVariant', version)

    from PyQt4 import QtGui, QtCore, QtSvg

    if not check_version(QtCore.PYQT_VERSION_STR, '4.7'):
        raise ImportError("QtConsole requires PyQt4 >= 4.7, found %s" %
                          QtCore.PYQT_VERSION_STR)

    # Alias PyQt-specific functions for PySide compatibility.
    QtCore.Signal = QtCore.pyqtSignal
    QtCore.Slot = QtCore.pyqtSlot

    # query for the API version (in case version == None)
    version = sip.getapi('QString')
    api = QT_API_PYQTv1 if version == 1 else QT_API_PYQT
    return QtCore, QtGui, QtSvg, api
Example #3
Source File: qt_loaders.py    From Carnets with BSD 3-Clause "New" or "Revised" License 5 votes vote down vote up 
def import_pyside():
    """
    Import PySide

    ImportErrors raised within this function are non-recoverable
    """
    from PySide import QtGui, QtCore, QtSvg
    return QtCore, QtGui, QtSvg, QT_API_PYSIDE
Example #4
Source File: qt_loaders.py    From Carnets with BSD 3-Clause "New" or "Revised" License 5 votes vote down vote up 
def import_pyqt4(version=2):
    """
    Import PyQt4

    Parameters
    ----------
    version : 1, 2, or None
      Which QString/QVariant API to use. Set to None to use the system
      default

    ImportErrors rasied within this function are non-recoverable
    """
    # The new-style string API (version=2) automatically
    # converts QStrings to Unicode Python strings. Also, automatically unpacks
    # QVariants to their underlying objects.
    import sip

    if version is not None:
        sip.setapi('QString', version)
        sip.setapi('QVariant', version)

    from PyQt4 import QtGui, QtCore, QtSvg

    if not check_version(QtCore.PYQT_VERSION_STR, '4.7'):
        raise ImportError("QtConsole requires PyQt4 >= 4.7, found %s" %
                          QtCore.PYQT_VERSION_STR)

    # Alias PyQt-specific functions for PySide compatibility.
    QtCore.Signal = QtCore.pyqtSignal
    QtCore.Slot = QtCore.pyqtSlot

    # query for the API version (in case version == None)
    version = sip.getapi('QString')
    api = QT_API_PYQTv1 if version == 1 else QT_API_PYQT
    return QtCore, QtGui, QtSvg, api
Example #5
Source File: qt_loaders.py    From Carnets with BSD 3-Clause "New" or "Revised" License 5 votes vote down vote up 
def has_binding_new(api):
    """Safely check for PyQt4/5 or PySide, without importing submodules

    Supports Python >= 3.4

        Parameters
        ----------
        api : str [ 'pyqtv1' | 'pyqt' | 'pyqt5' | 'pyside' | 'pyqtdefault']
             Which module to check for

        Returns
        -------
        True if the relevant module appears to be importable
     """
    module_name = api_to_module[api]
    from importlib.util import find_spec

    required = ['QtCore', 'QtGui', 'QtSvg']
    if api in (QT_API_PYQT5, QT_API_PYSIDE2):
        # QT5 requires QtWidgets too
        required.append('QtWidgets')

    for submod in required:
        try:
            spec = find_spec('%s.%s' % (module_name, submod))
        except ImportError:
            # Package (e.g. PyQt5) not found
            return False
        else:
            if spec is None:
                # Submodule (e.g. PyQt5.QtCore) not found
                return False

    if api == QT_API_PYSIDE:
        # We can also safely check PySide version
        import PySide
        return check_version(PySide.__version__, '1.0.3')

    return True
Example #6
Source File: qt_loaders.py    From Carnets with BSD 3-Clause "New" or "Revised" License 5 votes vote down vote up 
def has_binding(api):
    """Safely check for PyQt4/5, PySide or PySide2, without importing
       submodules

    Supports Python <= 3.3

       Parameters
       ----------
       api : str [ 'pyqtv1' | 'pyqt' | 'pyqt5' | 'pyside' | 'pyside2' | 'pyqtdefault']
            Which module to check for

       Returns
       -------
       True if the relevant module appears to be importable
    """
    # we can't import an incomplete pyside and pyqt4
    # this will cause a crash in sip (#1431)
    # check for complete presence before importing
    module_name = api_to_module[api]

    import imp
    try:
        #importing top level PyQt4/PySide module is ok...
        mod = __import__(module_name)
        #...importing submodules is not
        imp.find_module('QtCore', list(mod.__path__))
        imp.find_module('QtGui', list(mod.__path__))
        imp.find_module('QtSvg', list(mod.__path__))
        if api == QT_API_PYQT5 or api == QT_API_PYSIDE2:
            # QT5 requires QtWidgets too
            imp.find_module('QtWidgets', list(mod.__path__))

        #we can also safely check PySide version
        if api == QT_API_PYSIDE:
            return check_version(mod.__version__, '1.0.3')
        else:
            return True
    except ImportError:
        return False
Example #7
Source File: qt_loaders.py    From filmkodi with Apache License 2.0 5 votes vote down vote up 
def import_pyside():
    """
    Import PySide

    ImportErrors raised within this function are non-recoverable
    """
    from PySide import QtGui, QtCore, QtSvg  # @UnresolvedImport
    return QtCore, QtGui, QtSvg, QT_API_PYSIDE
Example #8
Source File: qt_loaders.py    From filmkodi with Apache License 2.0 5 votes vote down vote up 
def import_pyqt4(version=2):
    """
    Import PyQt4

    Parameters
    ----------
    version : 1, 2, or None
      Which QString/QVariant API to use. Set to None to use the system
      default

    ImportErrors rasied within this function are non-recoverable
    """
    # The new-style string API (version=2) automatically
    # converts QStrings to Unicode Python strings. Also, automatically unpacks
    # QVariants to their underlying objects.
    import sip

    if version is not None:
        sip.setapi('QString', version)
        sip.setapi('QVariant', version)

    from PyQt4 import QtGui, QtCore, QtSvg

    if not check_version(QtCore.PYQT_VERSION_STR, '4.7'):
        raise ImportError("IPython requires PyQt4 >= 4.7, found %s" %
                          QtCore.PYQT_VERSION_STR)

    # Alias PyQt-specific functions for PySide compatibility.
    QtCore.Signal = QtCore.pyqtSignal
    QtCore.Slot = QtCore.pyqtSlot

    # query for the API version (in case version == None)
    version = sip.getapi('QString')
    api = QT_API_PYQTv1 if version == 1 else QT_API_PYQT
    return QtCore, QtGui, QtSvg, api
Example #9
Source File: qt_loaders.py    From filmkodi with Apache License 2.0 5 votes vote down vote up 
def has_binding(api):
    """Safely check for PyQt4 or PySide, without importing
       submodules

       Parameters
       ----------
       api : str [ 'pyqtv1' | 'pyqt' | 'pyside' | 'pyqtdefault']
            Which module to check for

       Returns
       -------
       True if the relevant module appears to be importable
    """
    # we can't import an incomplete pyside and pyqt4
    # this will cause a crash in sip (#1431)
    # check for complete presence before importing
    module_name = {QT_API_PYSIDE: 'PySide',
                   QT_API_PYQT: 'PyQt4',
                   QT_API_PYQTv1: 'PyQt4',
                   QT_API_PYQT_DEFAULT: 'PyQt4'}
    module_name = module_name[api]

    import imp
    try:
        #importing top level PyQt4/PySide module is ok...
        mod = __import__(module_name)
        #...importing submodules is not
        imp.find_module('QtCore', mod.__path__)
        imp.find_module('QtGui', mod.__path__)
        imp.find_module('QtSvg', mod.__path__)

        #we can also safely check PySide version
        if api == QT_API_PYSIDE:
            return check_version(mod.__version__, '1.0.3')
        else:
            return True
    except ImportError:
        return False
Example #10
Source File: qt_loaders.py    From pySINDy with MIT License 5 votes vote down vote up 
def import_pyside():
    """
    Import PySide

    ImportErrors raised within this function are non-recoverable
    """
    from PySide import QtGui, QtCore, QtSvg
    return QtCore, QtGui, QtSvg, QT_API_PYSIDE
Example #11
Source File: qt_loaders.py    From pySINDy with MIT License 5 votes vote down vote up 
def import_pyqt5():
    """
    Import PyQt5

    ImportErrors rasied within this function are non-recoverable
    """

    from PyQt5 import QtCore, QtSvg, QtWidgets, QtGui, QtPrintSupport

    import sip

    # Alias PyQt-specific functions for PySide compatibility.
    QtCore.Signal = QtCore.pyqtSignal
    QtCore.Slot = QtCore.pyqtSlot

    # Join QtGui and QtWidgets for Qt4 compatibility.
    QtGuiCompat = types.ModuleType('QtGuiCompat')
    QtGuiCompat.__dict__.update(QtGui.__dict__)
    QtGuiCompat.__dict__.update(QtWidgets.__dict__)
    QtGuiCompat.__dict__.update(QtPrintSupport.__dict__)

    api = QT_API_PYQT5
    return QtCore, QtGuiCompat, QtSvg, api
Example #12
Source File: qtconsole.py    From pyweed with GNU Lesser General Public License v3.0 5 votes vote down vote up 
def new_load_qt(api):
    """
    Directly import the Qt libraries rather than autodiscovering them
    """
    from PyQt4 import QtCore, QtGui, QtSvg
    return QtCore, QtGui, QtSvg, 'pyqt'
Example #13
Source File: qt_loaders.py    From pySINDy with MIT License 5 votes vote down vote up 
def has_binding_new(api):
    """Safely check for PyQt4/5 or PySide, without importing submodules

    Supports Python >= 3.4

        Parameters
        ----------
        api : str [ 'pyqtv1' | 'pyqt' | 'pyqt5' | 'pyside' | 'pyqtdefault']
             Which module to check for

        Returns
        -------
        True if the relevant module appears to be importable
     """
    module_name = api_to_module[api]
    from importlib.util import find_spec

    required = ['QtCore', 'QtGui', 'QtSvg']
    if api in (QT_API_PYQT5, QT_API_PYSIDE2):
        # QT5 requires QtWidgets too
        required.append('QtWidgets')

    for submod in required:
        try:
            spec = find_spec('%s.%s' % (module_name, submod))
        except ImportError:
            # Package (e.g. PyQt5) not found
            return False
        else:
            if spec is None:
                # Submodule (e.g. PyQt5.QtCore) not found
                return False

    if api == QT_API_PYSIDE:
        # We can also safely check PySide version
        import PySide
        return check_version(PySide.__version__, '1.0.3')

    return True
Example #14
Source File: qt_loaders.py    From pySINDy with MIT License 5 votes vote down vote up 
def has_binding(api):
    """Safely check for PyQt4/5, PySide or PySide2, without importing
       submodules

    Supports Python <= 3.3

       Parameters
       ----------
       api : str [ 'pyqtv1' | 'pyqt' | 'pyqt5' | 'pyside' | 'pyside2' | 'pyqtdefault']
            Which module to check for

       Returns
       -------
       True if the relevant module appears to be importable
    """
    # we can't import an incomplete pyside and pyqt4
    # this will cause a crash in sip (#1431)
    # check for complete presence before importing
    module_name = api_to_module[api]

    import imp
    try:
        #importing top level PyQt4/PySide module is ok...
        mod = __import__(module_name)
        #...importing submodules is not
        imp.find_module('QtCore', list(mod.__path__))
        imp.find_module('QtGui', list(mod.__path__))
        imp.find_module('QtSvg', list(mod.__path__))
        if api == QT_API_PYQT5 or api == QT_API_PYSIDE2:
            # QT5 requires QtWidgets too
            imp.find_module('QtWidgets', list(mod.__path__))

        #we can also safely check PySide version
        if api == QT_API_PYSIDE:
            return check_version(mod.__version__, '1.0.3')
        else:
            return True
    except ImportError:
        return False
Example #15
Source File: qt_loaders.py    From PyDev.Debugger with Eclipse Public License 1.0 5 votes vote down vote up 
def import_pyside():
    """
    Import PySide

    ImportErrors raised within this function are non-recoverable
    """
    from PySide import QtGui, QtCore, QtSvg  # @UnresolvedImport
    return QtCore, QtGui, QtSvg, QT_API_PYSIDE
Example #16
Source File: qt_loaders.py    From PyDev.Debugger with Eclipse Public License 1.0 5 votes vote down vote up 
def import_pyqt5():
    """
    Import PyQt5

    ImportErrors raised within this function are non-recoverable
    """
    from PyQt5 import QtGui, QtCore, QtSvg

    # Alias PyQt-specific functions for PySide compatibility.
    QtCore.Signal = QtCore.pyqtSignal
    QtCore.Slot = QtCore.pyqtSlot

    return QtCore, QtGui, QtSvg, QT_API_PYQT5
Example #17
Source File: qt_loaders.py    From PyDev.Debugger with Eclipse Public License 1.0 5 votes vote down vote up 
def import_pyqt4(version=2):
    """
    Import PyQt4

    Parameters
    ----------
    version : 1, 2, or None
      Which QString/QVariant API to use. Set to None to use the system
      default

    ImportErrors raised within this function are non-recoverable
    """
    # The new-style string API (version=2) automatically
    # converts QStrings to Unicode Python strings. Also, automatically unpacks
    # QVariants to their underlying objects.
    import sip

    if version is not None:
        sip.setapi('QString', version)
        sip.setapi('QVariant', version)

    from PyQt4 import QtGui, QtCore, QtSvg

    if not check_version(QtCore.PYQT_VERSION_STR, '4.7'):
        raise ImportError("IPython requires PyQt4 >= 4.7, found %s" %
                          QtCore.PYQT_VERSION_STR)

    # Alias PyQt-specific functions for PySide compatibility.
    QtCore.Signal = QtCore.pyqtSignal
    QtCore.Slot = QtCore.pyqtSlot

    # query for the API version (in case version == None)
    version = sip.getapi('QString')
    api = QT_API_PYQTv1 if version == 1 else QT_API_PYQT
    return QtCore, QtGui, QtSvg, api
Example #18
Source File: qt_loaders.py    From PyDev.Debugger with Eclipse Public License 1.0 5 votes vote down vote up 
def has_binding(api):
    """Safely check for PyQt4 or PySide, without importing
       submodules

       Parameters
       ----------
       api : str [ 'pyqtv1' | 'pyqt' | 'pyside' | 'pyqtdefault']
            Which module to check for

       Returns
       -------
       True if the relevant module appears to be importable
    """
    # we can't import an incomplete pyside and pyqt4
    # this will cause a crash in sip (#1431)
    # check for complete presence before importing
    module_name = {QT_API_PYSIDE: 'PySide',
                   QT_API_PYQT: 'PyQt4',
                   QT_API_PYQTv1: 'PyQt4',
                   QT_API_PYQT_DEFAULT: 'PyQt4',
                   QT_API_PYQT5: 'PyQt5',
                   }
    module_name = module_name[api]

    import imp
    try:
        #importing top level PyQt4/PySide module is ok...
        mod = __import__(module_name)
        #...importing submodules is not
        imp.find_module('QtCore', mod.__path__)
        imp.find_module('QtGui', mod.__path__)
        imp.find_module('QtSvg', mod.__path__)

        #we can also safely check PySide version
        if api == QT_API_PYSIDE:
            return check_version(mod.__version__, '1.0.3')
        else:
            return True
    except ImportError:
        return False
Example #19
Source File: qt_loaders.py    From Computable with MIT License 5 votes vote down vote up 
def import_pyside():
    """
    Import PySide

    ImportErrors raised within this function are non-recoverable
    """
    from PySide import QtGui, QtCore, QtSvg
    return QtCore, QtGui, QtSvg, QT_API_PYSIDE
Example #20
Source File: qt_loaders.py    From Computable with MIT License 5 votes vote down vote up 
def import_pyqt4(version=2):
    """
    Import PyQt4

    Parameters
    ----------
    version : 1, 2, or None
      Which QString/QVariant API to use. Set to None to use the system
      default

    ImportErrors rasied within this function are non-recoverable
    """
    # The new-style string API (version=2) automatically
    # converts QStrings to Unicode Python strings. Also, automatically unpacks
    # QVariants to their underlying objects.
    import sip

    if version is not None:
        sip.setapi('QString', version)
        sip.setapi('QVariant', version)

    from PyQt4 import QtGui, QtCore, QtSvg

    if not check_version(QtCore.PYQT_VERSION_STR, '4.7'):
        raise ImportError("IPython requires PyQt4 >= 4.7, found %s" %
                          QtCore.PYQT_VERSION_STR)

    # Alias PyQt-specific functions for PySide compatibility.
    QtCore.Signal = QtCore.pyqtSignal
    QtCore.Slot = QtCore.pyqtSlot

    # query for the API version (in case version == None)
    version = sip.getapi('QString')
    api = QT_API_PYQTv1 if version == 1 else QT_API_PYQT
    return QtCore, QtGui, QtSvg, api
Example #21
Source File: qt_loaders.py    From Computable with MIT License 5 votes vote down vote up 
def has_binding(api):
    """Safely check for PyQt4 or PySide, without importing
       submodules

       Parameters
       ----------
       api : str [ 'pyqtv1' | 'pyqt' | 'pyside' | 'pyqtdefault']
            Which module to check for

       Returns
       -------
       True if the relevant module appears to be importable
    """
    # we can't import an incomplete pyside and pyqt4
    # this will cause a crash in sip (#1431)
    # check for complete presence before importing
    module_name = {QT_API_PYSIDE: 'PySide',
                   QT_API_PYQT: 'PyQt4',
                   QT_API_PYQTv1: 'PyQt4',
                   QT_API_PYQT_DEFAULT: 'PyQt4'}
    module_name = module_name[api]

    import imp
    try:
        #importing top level PyQt4/PySide module is ok...
        mod = __import__(module_name)
        #...importing submodules is not
        imp.find_module('QtCore', mod.__path__)
        imp.find_module('QtGui', mod.__path__)
        imp.find_module('QtSvg', mod.__path__)

        #we can also safely check PySide version
        if api == QT_API_PYSIDE:
            return check_version(mod.__version__, '1.0.3')
        else:
            return True
    except ImportError:
        return False