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'''
Mac OS X file chooser
---------------------
'''
from plyer.facades import FileChooser
from pyobjus import autoclass, objc_arr, objc_str
from pyobjus.dylib_manager import load_framework, INCLUDE
load_framework(INCLUDE.AppKit)
NSURL = autoclass('NSURL')
NSOpenPanel = autoclass('NSOpenPanel')
NSSavePanel = autoclass('NSSavePanel')
NSOKButton = 1
class MacFileChooser(object):
'''A native implementation of file chooser dialogs using Apple's API
through pyobjus.
Not implemented features:
* filters (partial, wildcards are converted to extensions if possible.
Pass the Mac-specific "use_extensions" if you can provide
Mac OS X-compatible to avoid automatic conversion)
* multiple (only for save dialog. Available in open dialog)
* icon
* preview
'''
mode = "open"
path = None
multiple = False
filters = []
preview = False
title = None
icon = None
show_hidden = False
use_extensions = False
def __init__(self, **kwargs):
# Simulate Kivy's behavior
for i in kwargs:
setattr(self, i, kwargs[i])
def run(self):
panel = None
if self.mode in ("open", "dir"):
panel = NSOpenPanel.openPanel()
else:
panel = NSSavePanel.savePanel()
panel.setCanCreateDirectories_(True)
panel.setCanChooseDirectories_(self.mode == "dir")
panel.setCanChooseFiles_(self.mode != "dir")
panel.setShowsHiddenFiles_(self.show_hidden)
if self.title:
panel.setTitle_(objc_str(self.title))
if self.mode != "save" and self.multiple:
panel.setAllowsMultipleSelection_(True)
# Mac OS X does not support wildcards unlike the other platforms.
# This tries to convert wildcards to "extensions" when possible,
# ans sets the panel to also allow other file types, just to be safe.
if len(self.filters) > 0:
filthies = []
for f in self.filters:
if type(f) == str:
if not self.use_extensions:
if f.strip().endswith("*"):
continue
pystr = f.strip().split("*")[-1].split(".")[-1]
filthies.append(objc_str(pystr))
else:
for i in f[1:]:
if not self.use_extensions:
if f.strip().endswith("*"):
continue
pystr = f.strip().split("*")[-1].split(".")[-1]
filthies.append(objc_str(pystr))
ftypes_arr = objc_arr(filthies)
panel.setAllowedFileTypes_(ftypes_arr)
panel.setAllowsOtherFileTypes_(not self.use_extensions)
if self.path:
url = NSURL.fileURLWithPath_(self.path)
panel.setDirectoryURL_(url)
if panel.runModal_():
if self.mode == "save" or not self.multiple:
return [panel.filename().UTF8String()]
else:
return [i.UTF8String() for i in panel.filenames()]
return None
class MacOSXFileChooser(FileChooser):
'''FileChooser implementation for Windows, using win3all.
'''
def _file_selection_dialog(self, **kwargs):
return MacFileChooser(**kwargs).run()
def instance():
return MacOSXFileChooser()
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