84 lines
2.3 KiB
Python
84 lines
2.3 KiB
Python
import sys
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try:
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set()
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except NameError:
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from sets import Set as set
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from PythonQt import QtGui
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class _QtGuiWrapper(object):
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def search(cls):
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return getattr(QtGui, cls, None)
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search = staticmethod(search)
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class _ModuleWrapper(object):
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def __init__(self, moduleName, classes):
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self._moduleName = moduleName
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self._module = None
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self._classes = set(classes)
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def search(self, cls):
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if cls in self._classes:
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if self._module is None:
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self._module = __import__(self._moduleName, {}, {}, self._classes)
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# Allow for namespaces.
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obj = self._module
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for attr in cls.split('.'):
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obj = getattr(obj, attr)
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return obj
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else:
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return None
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class _CustomWidgetLoader(object):
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def __init__(self):
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# should it stay this way?
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sys.path.append(".")
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self._widgets = {}
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self._modules = {}
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def addCustomWidget(self, widgetClass, baseClass, module):
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assert widgetClass not in self._widgets
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self._widgets[widgetClass] = module
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def search(self, cls):
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try:
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module = self._widgets[cls]
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if module not in self._modules:
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self._modules[module] = __import__(module, {}, {}, (cls,))
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return getattr(self._modules[module], cls)
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except KeyError:
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pass
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return None
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class LoaderCreatorPolicy(object):
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def createQtGuiWrapper(self):
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return _QtGuiWrapper
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def createModuleWrapper(self, moduleName, classes):
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return _ModuleWrapper(moduleName, classes)
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def createCustomWidgetLoader(self):
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return _CustomWidgetLoader()
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def instantiate(self, clsObject, objectName, ctor_args, is_attribute=True):
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# Create a new type so setattr() can work
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new_type = type("__WidgetWrapper_" + clsObject.__name__, (clsObject,), {})
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return new_type(*ctor_args)
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def invoke(self, rname, method, args):
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return method(*args)
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def getSlot(self, object, slotname):
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# Rename slots that correspond to Python keyword arguments.
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if slotname == 'raise':
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slotname += '_'
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return getattr(object, slotname)
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