Add the python portion of the new UI under pyanaconda/ui/.

Eventually, this will grow to contain a text UI and will ultimately replace
the old iw/ and textw/ directories.  We're a long, long way from that though.

1 files changed, 43 insertions, 0 deletions

diff --git a/pyanaconda/ui/__init__.py b/pyanaconda/ui/__init__.py
new file mode 100644
index 000000000..3d46efdb4
--- /dev/null
+++ b/pyanaconda/ui/__init__.py
@@ -0,0 +1,43 @@
+# Base classes for all user interfaces.
+#
+# Copyright (C) 2011  Red Hat, Inc.
+#
+# This copyrighted material is made available to anyone wishing to use,
+# modify, copy, or redistribute it subject to the terms and conditions of
+# the GNU General Public License v.2, or (at your option) any later version.
+# This program is distributed in the hope that it will be useful, but WITHOUT
+# ANY WARRANTY expressed or implied, including the implied warranties 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., 51 Franklin Street, Fifth Floor, Boston, MA
+# 02110-1301, USA.  Any Red Hat trademarks that are incorporated in the
+# source code or documentation are not subject to the GNU General Public
+# License and may only be used or replicated with the express permission of
+# Red Hat, Inc.
+#
+# Red Hat Author(s): Chris Lumens <clumens@redhat.com>
+#
+
+class UserInterface(object):
+    """This is the base class for all kinds of install UIs.  It primarily
+       defines what kinds of dialogs and entry widgets every interface must
+       provide that the rest of anaconda may rely upon.
+    """
+    def __init__(self):
+        """Create a new UserInterface instance."""
+        if self.__class__ is UserInterface:
+            raise TypeError("UserInterface is an abstract class.")
+
+    def setup(self, data):
+        """Construct all the objects required to implement this interface.
+           This method must be provided by all subclasses.
+        """
+        raise NotImplementedError
+
+    def run(self):
+        """Run the interface.  This should do little more than just pass
+           through to something else's run method, but is provided here in
+           case more is needed.  This method must be provided by all subclasses.
+        """
+        raise NotImplementedError