/b-gtk/fix-viz

# This program is free software; you can redistribute it and/or modify

# it under the terms of the GNU General Public License as published by

# the Free Software Foundation; either version 2 of the License, or

# (at your option) any later version.

# This program is distributed in the hope that it will be useful,

# but WITHOUT ANY WARRANTY; without even the implied warranty of

# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

# GNU General Public License for more details.

# You should have received a copy of the GNU General Public License

# along with this program; if not, write to the Free Software

# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

"""GTK+ frontends to Bazaar commands """

import bzrlib

__version__ = '0.14.0'

version_info = tuple(int(n) for n in __version__.split('.'))

def check_bzrlib_version(desired):

    """Check that bzrlib is compatible.

    If version is < bzr-gtk version, assume incompatible.

    If version == bzr-gtk version, assume completely compatible

    If version == bzr-gtk version + 1, assume compatible, with deprecations

    Otherwise, assume incompatible.

    """

    desired_plus = (desired[0], desired[1]+1)

    bzrlib_version = bzrlib.version_info[:2]

    if bzrlib_version == desired:

        return

    try:

        from bzrlib.trace import warning

    except ImportError:

        # get the message out any way we can

        from warnings import warn as warning

    if bzrlib_version < desired:

        warning('Installed bzr version %s is too old to be used with bzr-gtk'

                ' %s.' % (bzrlib.__version__, __version__))

        # Not using BzrNewError, because it may not exist.

        raise Exception, ('Version mismatch', version_info)

    else:

        warning('bzr-gtk is not up to date with installed bzr version %s.'

                ' \nThere should be a newer version available, e.g. %i.%i.' 

                % (bzrlib.__version__, bzrlib_version[0], bzrlib_version[1]))

        if bzrlib_version != desired_plus:

            raise Exception, 'Version mismatch'

check_bzrlib_version(version_info[:2])

from bzrlib import errors

from bzrlib.commands import Command, register_command, display_command

from bzrlib.errors import NotVersionedError, BzrCommandError, NoSuchFile

from bzrlib.commands import Command, register_command

from bzrlib.option import Option

from bzrlib.branch import Branch

from bzrlib.workingtree import WorkingTree

from bzrlib.bzrdir import BzrDir

import os.path

def import_pygtk():

    try:

        import pygtk

    except ImportError:

        raise errors.BzrCommandError("PyGTK not installed.")

    pygtk.require('2.0')

    return pygtk

def set_ui_factory():

    pygtk = import_pygtk()

    from olive.ui import GtkUIFactory

    import bzrlib.ui

    bzrlib.ui.ui_factory = GtkUIFactory()

class cmd_gbranch(Command):

    """GTK+ branching.

    """

    def run(self):

        pygtk = import_pygtk()

        try:

            import gtk

        except RuntimeError, e:

            if str(e) == "could not open display":

                raise NoDisplayError

        from bzrlib.plugins.gtk.olive.branch import BranchDialog

        set_ui_factory()

        dialog = BranchDialog(os.path.abspath('.'))

        dialog.window.connect("destroy", lambda w: gtk.main_quit())

        dialog.display()

        gtk.main()

register_command(cmd_gbranch)

class cmd_gdiff(Command):

    """Show differences in working tree in a GTK+ Window.

    Otherwise, all changes for the tree are listed.

    """

    takes_args = ['filename?']

    takes_options = ['revision']

    @display_command

    def run(self, revision=None, filename=None):

        set_ui_factory()

        wt = WorkingTree.open_containing(".")[0]

        branch = wt.branch

        if revision is not None:

            if len(revision) == 1:

                tree1 = wt

                revision_id = revision[0].in_history(branch).rev_id

                tree2 = branch.repository.revision_tree(revision_id)

            elif len(revision) == 2:

                revision_id_0 = revision[0].in_history(branch).rev_id

                tree2 = branch.repository.revision_tree(revision_id_0)

                revision_id_1 = revision[1].in_history(branch).rev_id

                tree1 = branch.repository.revision_tree(revision_id_1)

        else:

            tree1 = wt

            tree2 = tree1.basis_tree()

        from viz.diffwin import DiffWindow

        import gtk

        window = DiffWindow()

        window.connect("destroy", lambda w: gtk.main_quit())

        window.set_diff("Working Tree", tree1, tree2)

        if filename is not None:

            tree_filename = wt.relpath(filename)

            try:

                window.set_file(tree_filename)

            except NoSuchFile:

                if (tree1.inventory.path2id(tree_filename) is None and 

                    tree2.inventory.path2id(tree_filename) is None):

                    raise NotVersionedError(filename)

                raise BzrCommandError('No changes found for file "%s"' % 

                                      filename)

        window.show()

        gtk.main()

register_command(cmd_gdiff)

class cmd_visualise(Command):

    """Graphically visualise this branch.

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

    and relationships between revisions in a visual manner,

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

    specify a starting point with -r revision.

    """

    takes_options = [

        "revision",

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

               int, 'count')]

    takes_args = [ "location?" ]

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

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

        set_ui_factory()

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

        branch.lock_read()

        branch.repository.lock_read()

        try:

            if revision is None:

                revid = branch.last_revision()

                if revid is None:

                    return

            else:

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

            from viz.bzrkapp import BzrkApp

            app = BzrkApp()

            app.show(branch, revid, limit)

        finally:

            branch.repository.unlock()

            branch.unlock()

        app.main()

register_command(cmd_visualise)

class cmd_gannotate(Command):

    """GTK+ annotate.

    Browse changes to FILENAME line by line in a GTK+ window.

    """

    takes_args = ["filename", "line?"]

    takes_options = [

        Option("all", help="show annotations on all lines"),

        Option("plain", help="don't highlight annotation lines"),

        Option("line", type=int, argname="lineno",

               help="jump to specified line number"),

        "revision",

    ]

    aliases = ["gblame", "gpraise"]

    def run(self, filename, all=False, plain=False, line='1', revision=None):

        pygtk = import_pygtk()

        try:

            import gtk

        except RuntimeError, e:

            if str(e) == "could not open display":

                raise NoDisplayError

        set_ui_factory()

        try:

            line = int(line)

        except ValueError:

            raise BzrCommandError('Line argument ("%s") is not a number.' % 

                                  line)

        from annotate.gannotate import GAnnotateWindow

        from annotate.config import GAnnotateConfig

        try:

            (tree, path) = WorkingTree.open_containing(filename)

            branch = tree.branch

        except errors.NoWorkingTree:

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

            tree = branch.basis_tree()

        file_id = tree.path2id(path)

        if file_id is None:

            raise NotVersionedError(filename)

        if revision is not None:

            if len(revision) != 1:

                raise BzrCommandError("Only 1 revion may be specified.")

            revision_id = revision[0].in_history(branch).rev_id

            tree = branch.repository.revision_tree(revision_id)

        else:

            revision_id = getattr(tree, 'get_revision_id', lambda: None)()

        window = GAnnotateWindow(all, plain)

        window.connect("destroy", lambda w: gtk.main_quit())

        window.set_title(path + " - gannotate")

        config = GAnnotateConfig(window)

        window.show()

        branch.lock_read()

        try:

            window.annotate(tree, branch, file_id)

        finally:

            branch.unlock()

        window.jump_to_line(line)

        gtk.main()

register_command(cmd_gannotate)

class cmd_gcommit(Command):

    """GTK+ commit dialog

    Graphical user interface for committing revisions"""

    takes_args = []

    takes_options = []

    def run(self, filename=None):

        import os

        pygtk = import_pygtk()

        try:

            import gtk

        except RuntimeError, e:

            if str(e) == "could not open display":

                raise NoDisplayError

        set_ui_factory()

        from olive.commit import CommitDialog

        from bzrlib.commit import Commit

        from bzrlib.errors import (BzrCommandError,

                                   NotBranchError,

                                   NoWorkingTree,

                                   PointlessCommit,

                                   ConflictsInTree,

                                   StrictCommitFailed)

        wt = None

        branch = None

        try:

            (wt, path) = WorkingTree.open_containing(filename)

            branch = wt.branch

        except NotBranchError, e:

            path = e.path

        except NoWorkingTree, e:

            path = e.base

            try:

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

            except NotBranchError, e:

                path = e.path

        commit = CommitDialog(wt, path, not branch)

        commit.run()

register_command(cmd_gcommit)

class NoDisplayError(BzrCommandError):

    """gtk could not find a proper display"""

    def __str__(self):

        return "No DISPLAY. Unable to run GTK+ application."