summary refs log tree commit diff stats
path: root/ranger/shared/settings.py
blob: cf1c00c800692ffd9b8af1f91c9f046edd8e5cb4 (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
from inspect import isclass, ismodule
from ranger.ext.openstruct import OpenStruct
from ranger.gui.colorscheme import ColorScheme

ALLOWED_SETTINGS = """
show_hidden scroll_offset directories_first
preview_files max_history_size colorscheme
apps keys
""".split()

# overwrite single default options with custom options
from ranger.defaults import options
try:
	import options as custom_options
	for setting in ALLOWED_SETTINGS:
		if hasattr(custom_options, setting):
			setattr(options, setting, getattr(custom_options, setting))
		elif not hasattr(options, setting):
			raise Exception("Following option was not defined: " + setting)
except ImportError:
	pass

# If a module is specified as the colorscheme, replace it with one
# valid colorscheme inside that module.

if isclass(options.colorscheme) and \
		issubclass(options.colorscheme, ColorScheme):
	options.colorscheme = options.colorscheme()

elif ismodule(options.colorscheme):
	for var_name in dir(options.colorscheme):
		var = getattr(options.colorscheme, var_name)
		if var != ColorScheme and isclass(var) and issubclass(var, ColorScheme):
			options.colorscheme = var()
			break
	else:
		raise Exception("The colorscheme module contains no valid colorscheme!")

else:
	raise Exception("Cannot locate colorscheme!")


# -- globalize the settings --
class SettingsAware(object):
	settings = OpenStruct()

for setting in ALLOWED_SETTINGS:
	SettingsAware.settings[setting] = getattr(options, setting)