/b-gtk/fix-viz

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viz/__init__.py

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#!/usr/bin/python

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# -*- coding: UTF-8 -*-

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"""GTK+ Branch Visualisation.

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The bottom hald of the window shows the details for the selected revision.

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"""

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from branchwin import BranchWindow

 

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__copyright__ = "Copyright © 2005 Canonical Ltd."

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__author__    = "Scott James Remnant <scott@ubuntu.com>"

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from bzrlib.commands import Command, register_command

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from bzrlib.option import Option

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from bzrlib.branch import Branch

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class cmd_visualise(Command):

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    """Graphically visualise this branch.

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    Opens a graphical window to allow you to see the history of the branch

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    and relationships between revisions in a visual manner,

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    The default starting point is latest revision on the branch, you can

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    specify a starting point with -r revision.

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    """

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    takes_options = [

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        "revision",

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        Option('limit', "maximum number of revisions to display",

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               int, 'count')]

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    takes_args = [ "location?" ]

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    aliases = [ "visualize", "vis", "viz" ]

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    def run(self, location=".", revision=None, limit=None):

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        (branch, path) = Branch.open_containing(location)

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        branch.lock_read()

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        branch.repository.lock_read()

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        try:

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            if revision is None:

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                revid = branch.last_revision()

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                if revid is None:

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                    return

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            else:

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                (revno, revid) = revision[0].in_history(branch)

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            from bzrkapp import BzrkApp

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            app = BzrkApp()

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            app.show(branch, revid, limit)

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        finally:

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            branch.repository.unlock()

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            branch.unlock()

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        app.main()

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register_command(cmd_visualise)

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