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46 lines
1.1 KiB
46 lines
1.1 KiB
import gettext
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class _(str):
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observers = set()
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lang = None
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def __new__(cls, s):
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if _.lang is None:
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_.switch_lang('en')
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t = _.translate(s)
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o = super(_, cls).__new__(cls, t)
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o.source_text = s
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return o
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@staticmethod
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def translate(s, *args, **kwargs):
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return _.lang(s)
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@staticmethod
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def bind(label):
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try:
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_.observers.add(label)
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except:
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pass
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# garbage collection
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new = set()
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for label in _.observers:
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try:
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new.add(label)
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except:
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pass
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_.observers = new
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@staticmethod
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def switch_lang(lang):
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# get the right locales directory, and instanciate a gettext
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from electrum.i18n import LOCALE_DIR
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locales = gettext.translation('electrum', LOCALE_DIR, languages=[lang], fallback=True)
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_.lang = locales.gettext
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for label in _.observers:
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try:
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label.text = _(label.text.source_text)
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except:
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pass
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