def newDocument(self, isFirstNewDoc=False, fp=None):
"""
Creates a new document, ensuring that a document controller is also instantiated if required.
If isFirstNewDoc is True, a new documentController is always instantiated.
A new documentController will create a new document during __init__().
This method is called by finishInit() to ensure a document is created on application init.
"""
from controllers.documentcontroller import DocumentController
defaultFile = fp or os.environ.get('CADNANO_DEFAULT_DOCUMENT', None)
if defaultFile and isFirstNewDoc:
defaultFile = path.expanduser(defaultFile)
defaultFile = path.expandvars(defaultFile)
dc = DocumentController()
doc = dc.document()
from model.io.decoder import decode
decode(doc, file(defaultFile).read())
print "Loaded default document: %s" % doc
else:
dc = next(iter(self.documentControllers), None)
# cadnano currently only supports ONE documentcontroller per app instance, controlling exactly ONE document.
if dc: # if a documentcontroller already exists
dc.newDocument() # currently, this just empties the existing document object.
else: # first dc
# A DocumentController creates a new doc during init and adds itself to app.documentControllers:
dc = DocumentController()
return dc.document()
def newDocument(self, isFirstNewDoc=False):
from controllers.documentcontroller import DocumentController
defaultFile = environ.get('CADNANO_DEFAULT_DOCUMENT', None)
if defaultFile and isFirstNewDoc:
defaultFile = path.expanduser(defaultFile)
defaultFile = path.expandvars(defaultFile)
from model.decoder import decode
doc = decode(file(defaultFile).read())
print "Loaded default document: %s" % doc
dc = DocumentController(doc, defaultFile)
else:
dc = DocumentController() # DocumentController is responsible
# for adding itself to
# app.documentControllers
return dc.document()
def application_openFile_(self, app, f):
if f == "main.py": # ignore
return
extension = os.path.splitext(f)[1].lower()
if extension not in ('.nno', '.json', '.cadnano'):
print "Could not open file %s (bad extension %s)" % (f, extension)
return
doc = decode(file(str(f)).read())
DocumentController(doc, str(f))
return None
def newDocument(self, isFirstNewDoc=False):
from controllers.documentcontroller import DocumentController
defaultFile = environ.get('CADNANO_DEFAULT_DOCUMENT', None)
if defaultFile and isFirstNewDoc:
defaultFile = path.expanduser(defaultFile)
defaultFile = path.expandvars(defaultFile)
from model.decoder import decode
doc = decode(file(defaultFile).read())
print "Loaded default document: %s" % doc
dc = DocumentController(doc, defaultFile)
else:
docCtrlrCount = len(self.documentControllers)
if docCtrlrCount == 0: # first dc
# dc adds itself to app.documentControllers
dc = DocumentController()
elif docCtrlrCount == 1: # dc already exists
dc = list(self.documentControllers)[0]
dc.newDocument() # tell it to make a new doucment
return dc.document()
def newDocument(self, isFirstNewDoc=False):
from controllers.documentcontroller import DocumentController
defaultFile = os.environ.get('CADNANO_DEFAULT_DOCUMENT', None)
if defaultFile and isFirstNewDoc:
defaultFile = path.expanduser(defaultFile)
defaultFile = path.expandvars(defaultFile)
dc = DocumentController()
doc = dc.document()
from model.io.decoder import decode
decode(doc, file(defaultFile).read())
print "Loaded default document: %s" % doc
else:
docCtrlrCount = len(self.documentControllers)
if docCtrlrCount == 0: # first dc
# dc adds itself to app.documentControllers
dc = DocumentController()
elif docCtrlrCount == 1: # dc already exists
dc = list(self.documentControllers)[0]
dc.newDocument() # tell it to make a new doucment
return dc.document()
