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  • Committer: John Arbash Meinel
  • Date: 2005-11-30 15:43:57 UTC
  • mto: (1185.50.1 jam-integration)
  • mto: This revision was merged to the branch mainline in revision 1518.
  • Revision ID: john@arbash-meinel.com-20051130154357-614206b3a7b83cd0
Refactored bzrlib/ui.py into a module with the possibility for multiple ui forms.

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bzrlib/ui/__init__.py
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displays no output.
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"""
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import bzrlib.progress
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class TextUIFactory(object):
 
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class UIFactory(object):
 
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    """UI abstraction.
 
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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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    """
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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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        raise NotImplementedError
 
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class SilentUIFactory(UIFactory):
 
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    """A UI Factory which never prints anything.
 
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    This is the default UI, if another one is never registered.
 
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    """
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    def progress_bar(self):
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        return bzrlib.progress.DummyProgress()
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ui_factory = SilentUIFactory()