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