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94 lines
3.4 KiB
Python
94 lines
3.4 KiB
Python
#---------------------------------------------------------------------------
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# Name: etg/clipbrd.py
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# Author: Robin Dunn
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#
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# Created: 09-May-2012
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# Copyright: (c) 2012-2020 by Total Control Software
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# License: wxWindows License
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#---------------------------------------------------------------------------
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import etgtools
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import etgtools.tweaker_tools as tools
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PACKAGE = "wx"
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MODULE = "_core"
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NAME = "clipbrd" # Base name of the file to generate to for this script
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DOCSTRING = ""
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# The classes and/or the basename of the Doxygen XML files to be processed by
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# this script.
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ITEMS = [ "wxClipboard",
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]
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#---------------------------------------------------------------------------
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def run():
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# Parse the XML file(s) building a collection of Extractor objects
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module = etgtools.ModuleDef(PACKAGE, MODULE, NAME, DOCSTRING)
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etgtools.parseDoxyXML(module, ITEMS)
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#-----------------------------------------------------------------
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# Tweak the parsed meta objects in the module object as needed for
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# customizing the generated code and docstrings.
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c = module.find('wxClipboard')
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assert isinstance(c, etgtools.ClassDef)
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c.mustHaveApp()
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c.find('Get').mustHaveApp()
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c.find('AddData.data').transfer = True
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c.find('SetData.data').transfer = True
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# TODO: This delayed initialization wrapper class may also be useful elsewhere...
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module.addPyCode("""\
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# Since wxTheClipboard is not really a global variable (it is a macro
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# that calls the Get static method) we can't declare it as a global
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# variable for the wrapper generator, otherwise it will try to run the
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# function at module import and the wxApp object won't exist yet. So
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# we'll use a class that will allow us to delay calling the Get until
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# wx.TheClipboard is actually being used for the first time.
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class _wxPyDelayedInitWrapper(object):
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def __init__(self, initfunc, *args, **kwargs):
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self._initfunc = initfunc
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self._args = args
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self._kwargs = kwargs
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self._instance = None
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def _checkInstance(self):
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if self._instance is None:
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if wx.GetApp():
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self._instance = self._initfunc(*self._args, **self._kwargs)
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def __getattr__(self, name):
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self._checkInstance()
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return getattr(self._instance, name)
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def __repr__(self):
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self._checkInstance()
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return repr(self._instance)
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# context manager methods
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def __enter__(self):
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self._checkInstance()
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if not self.Open():
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raise RuntimeError('Unable to open clipboard.')
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return self
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def __exit__(self, exc_type, exc_val, exc_tb):
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self.Close()
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TheClipboard = _wxPyDelayedInitWrapper(Clipboard.Get)
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""")
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# Add the missing event type for the clipboard event
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module.addItem(etgtools.WigCode(
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"wxEventType wxEVT_CLIPBOARD_CHANGED /PyName=wxEVT_CLIPBOARD_CHANGED/;"))
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#-----------------------------------------------------------------
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tools.doCommonTweaks(module)
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tools.runGenerators(module)
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#---------------------------------------------------------------------------
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if __name__ == '__main__':
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run()
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