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# Copyright (C) 2005 Canonical Ltd
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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This tells the library how to display things to the user. Through this
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layer different applications can choose the style of UI.
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At the moment this layer is almost trivial: the application can just
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choose the style of progress bar.
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Set the ui_factory member to define the behaviour. The default
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import bzrlib.progress
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class TextUIFactory(object):
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def progress_bar(self):
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# this in turn is abstract, and creates either a tty or dots
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# bar depending on what we think of the terminal
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return bzrlib.progress.ProgressBar()
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class SilentUIFactory(object):
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def progress_bar(self):
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return bzrlib.progress.DummyProgress()
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ui_factory = SilentUIFactory()
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bzrlib/ui.py
