bitbake-dev: Add basics of "puccho" image builder UI

4 files changed, 1508 insertions, 5 deletions

diff --git a/bitbake-dev/lib/bb/ui/crumbs/buildmanager.py b/bitbake-dev/lib/bb/ui/crumbs/buildmanager.py
new file mode 100644
index 0000000000..572cc4c7c8
--- /dev/null
+++ b/bitbake-dev/lib/bb/ui/crumbs/buildmanager.py
@@ -0,0 +1,459 @@
+#
+# BitBake Graphical GTK User Interface
+#
+# Copyright (C) 2008        Intel Corporation
+#
+# Authored by Rob Bradford <rob@linux.intel.com>
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License version 2 as
+# published by the Free Software Foundation.
+#
+# 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.,
+# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+
+import gtk
+import gobject
+import gtk.glade
+import threading
+import urllib2
+import os
+import datetime
+import time
+
+class BuildConfiguration:
+    """ Represents a potential *or* historic *or* concrete build. It
+    encompasses all the things that we need to tell bitbake to do to make it
+    build what we want it to build. 
+
+    It also stored the metadata URL and the set of possible machines (and the
+    distros / images / uris for these. Apart from the metdata URL these are
+    not serialised to file (since they may be transient). In some ways this
+    functionality might be shifted to the loader class."""
+
+    def __init__ (self):
+        self.metadata_url = None
+
+        # Tuple of (distros, image, urls)
+        self.machine_options = {}
+
+        self.machine = None
+        self.distro = None
+        self.image = None
+        self.urls = []
+        self.extra_urls = []
+        self.extra_pkgs = []
+
+    def get_machines_model (self):
+        model = gtk.ListStore (gobject.TYPE_STRING)
+        for machine in self.machine_options.keys():
+            model.append ([machine])
+
+        return model
+
+    def get_distro_and_images_models (self, machine):
+        distro_model = gtk.ListStore (gobject.TYPE_STRING)
+
+        for distro in self.machine_options[machine][0]:
+            distro_model.append ([distro])
+
+        image_model = gtk.ListStore (gobject.TYPE_STRING)
+
+        for image in self.machine_options[machine][1]:
+            image_model.append ([image])
+
+        return (distro_model, image_model)
+
+    def get_repos (self):
+        self.urls = self.machine_options[self.machine][2]
+        return self.urls
+
+    # It might be a lot lot better if we stored these in like, bitbake conf
+    # file format. 
+    @staticmethod 
+    def load_from_file (filename):
+        f = open (filename, "r")
+
+        conf = BuildConfiguration()
+        for line in f.readlines():
+            data = line.split (";")[1]
+            if (line.startswith ("metadata-url;")):
+                conf.metadata_url = data.strip()
+                continue
+            if (line.startswith ("url;")):
+                conf.urls += [data.strip()]
+                continue
+            if (line.startswith ("extra-url;")):
+                conf.extra_urls += [data.strip()]
+                continue
+            if (line.startswith ("machine;")):
+                conf.machine = data.strip()
+                continue
+            if (line.startswith ("distribution;")):
+                conf.distro = data.strip()
+                continue
+            if (line.startswith ("image;")):
+                conf.image = data.strip()
+                continue
+
+        f.close ()
+        return conf
+
+    # Serialise to a file. This is part of the build process and we use this
+    # to be able to repeat a given build (using the same set of parameters)
+    # but also so that we can include the details of the image / machine /
+    # distro in the build manager tree view.
+    def write_to_file (self, filename):
+        f = open (filename, "w")
+
+        lines = []
+
+        if (self.metadata_url):
+            lines += ["metadata-url;%s\n" % (self.metadata_url)]
+
+        for url in self.urls:
+            lines += ["url;%s\n" % (url)]
+
+        for url in self.extra_urls:
+            lines += ["extra-url;%s\n" % (url)]
+
+        if (self.machine):
+            lines += ["machine;%s\n" % (self.machine)]
+
+        if (self.distro):
+            lines += ["distribution;%s\n" % (self.distro)]
+
+        if (self.image):
+            lines += ["image;%s\n" % (self.image)]
+
+        f.writelines (lines)
+        f.close ()
+
+class BuildResult(gobject.GObject):
+    """ Represents an historic build. Perhaps not successful. But it includes
+    things such as the files that are in the directory (the output from the
+    build) as well as a deserialised BuildConfiguration file that is stored in
+    ".conf" in the directory for the build.
+
+    This is GObject so that it can be included in the TreeStore."""
+    
+    (STATE_COMPLETE, STATE_FAILED, STATE_ONGOING) = \
+        (0, 1, 2)
+
+    def __init__ (self, parent, identifier):
+        gobject.GObject.__init__ (self)
+        self.date = None 
+
+        self.files = []
+        self.status = None
+        self.identifier = identifier
+        self.path = os.path.join (parent, identifier)
+
+        # Extract the date, since the directory name is of the
+        # format build-<year><month><day>-<ordinal> we can easily
+        # pull it out.
+        # TODO: Better to stat a file?
+        (_ , date, revision) = identifier.split ("-")
+        print date
+
+        year = int (date[0:4])
+        month = int (date[4:6])
+        day = int (date[6:8])
+
+        self.date = datetime.date (year, month, day)
+
+        self.conf = None
+
+        # By default builds are STATE_FAILED unless we find a "complete" file
+        # in which case they are STATE_COMPLETE
+        self.state = BuildResult.STATE_FAILED
+        for file in os.listdir (self.path):
+            if (file.startswith (".conf")):
+                conffile = os.path.join (self.path, file)
+                self.conf = BuildConfiguration.load_from_file (conffile)
+            elif (file.startswith ("complete")):
+                self.state = BuildResult.STATE_COMPLETE
+            else:
+                self.add_file (file)
+
+    def add_file (self, file):
+        # Just add the file for now. Don't care about the type. 
+        self.files += [(file, None)]
+
+class BuildManagerModel (gtk.TreeStore):
+    """ Model for the BuildManagerTreeView. This derives from gtk.TreeStore
+    but it abstracts nicely what the columns mean and the setup of the columns
+    in the model. """
+
+    (COL_IDENT, COL_DESC, COL_MACHINE, COL_DISTRO, COL_BUILD_RESULT, COL_DATE, COL_STATE) = \
+        (0, 1, 2, 3, 4, 5, 6)
+
+    def __init__ (self):
+        gtk.TreeStore.__init__ (self,
+            gobject.TYPE_STRING, 
+            gobject.TYPE_STRING,
+            gobject.TYPE_STRING,
+            gobject.TYPE_STRING,
+            gobject.TYPE_OBJECT,
+            gobject.TYPE_INT64,
+            gobject.TYPE_INT)
+
+class BuildManager (gobject.GObject):
+    """ This class manages the historic builds that have been found in the
+    "results" directory but is also used for starting a new build."""
+
+    __gsignals__ = {
+        'population-finished' : (gobject.SIGNAL_RUN_LAST, 
+                                 gobject.TYPE_NONE,
+                                 ()),
+        'populate-error' : (gobject.SIGNAL_RUN_LAST,
+                            gobject.TYPE_NONE,
+                            ())
+    }
+
+    def update_build_result (self, result, iter):
+        # Convert the date into something we can sort by.
+        date = long (time.mktime (result.date.timetuple()))
+
+        # Add a top level entry for the build
+        
+        self.model.set (iter, 
+            BuildManagerModel.COL_IDENT, result.identifier,
+            BuildManagerModel.COL_DESC, result.conf.image,
+            BuildManagerModel.COL_MACHINE, result.conf.machine, 
+            BuildManagerModel.COL_DISTRO, result.conf.distro, 
+            BuildManagerModel.COL_BUILD_RESULT, result, 
+            BuildManagerModel.COL_DATE, date,
+            BuildManagerModel.COL_STATE, result.state)
+
+        # And then we use the files in the directory as the children for the
+        # top level iter.
+        for file in result.files:
+            self.model.append (iter, (None, file[0], None, None, None, date, -1))
+
+    # This function is called as an idle by the BuildManagerPopulaterThread
+    def add_build_result (self, result):
+        gtk.gdk.threads_enter()
+        self.known_builds += [result]
+
+        self.update_build_result (result, self.model.append (None))
+
+        gtk.gdk.threads_leave()
+
+    def notify_build_finished (self):
+        # This is a bit of a hack. If we have a running build running then we
+        # will have a row in the model in STATE_ONGOING. Find it and make it
+        # as if it was a proper historic build (well, it is completed now....)
+
+        # We need to use the iters here rather than the Python iterator
+        # interface to the model since we need to pass it into
+        # update_build_result
+
+        iter = self.model.get_iter_first()
+
+        while (iter):
+            (ident, state) = self.model.get(iter,
+                BuildManagerModel.COL_IDENT, 
+                BuildManagerModel.COL_STATE)
+
+            if state == BuildResult.STATE_ONGOING:
+                result = BuildResult (self.results_directory, ident)
+                self.update_build_result (result, iter)
+            iter = self.model.iter_next(iter)
+
+    def notify_build_succeeded (self):
+        # Write the "complete" file so that when we create the BuildResult
+        # object we put into the model
+
+        complete_file_path = os.path.join (self.cur_build_directory, "complete")
+        f = file (complete_file_path, "w")
+        f.close()
+        self.notify_build_finished()
+
+    def notify_build_failed (self):
+        # Without a "complete" file then this will mark the build as failed:
+        self.notify_build_finished()
+
+    # This function is called as an idle
+    def emit_population_finished_signal (self):
+        gtk.gdk.threads_enter()
+        self.emit ("population-finished")
+        gtk.gdk.threads_leave()
+
+    class BuildManagerPopulaterThread (threading.Thread):
+        def __init__ (self, manager, directory):
+            threading.Thread.__init__ (self)
+            self.manager = manager
+            self.directory = directory
+
+        def run (self):
+            # For each of the "build-<...>" directories ..
+
+            if os.path.exists (self.directory):
+                for directory in os.listdir (self.directory):
+
+                    if not directory.startswith ("build-"):
+                        continue
+
+                    build_result = BuildResult (self.directory, directory)
+                    self.manager.add_build_result (build_result)
+
+            gobject.idle_add (BuildManager.emit_population_finished_signal,
+                self.manager)
+
+    def __init__ (self, server, results_directory):
+        gobject.GObject.__init__ (self)
+
+        # The builds that we've found from walking the result directory
+        self.known_builds = []
+
+        # Save out the bitbake server, we need this for issuing commands to
+        # the cooker:
+        self.server = server
+
+        # The TreeStore that we use
+        self.model = BuildManagerModel ()
+
+        # The results directory is where we create (and look for) the
+        # build-<xyz>-<n> directories. We need to populate ourselves from
+        # directory
+        self.results_directory = results_directory
+        self.populate_from_directory (self.results_directory)
+
+    def populate_from_directory (self, directory):
+        thread = BuildManager.BuildManagerPopulaterThread (self, directory)
+        thread.start()
+
+    # Come up with the name for the next build ident by combining "build-"
+    # with the date formatted as yyyymmdd and then an ordinal. We do this by
+    # an optimistic algorithm incrementing the ordinal if we find that it
+    # already exists.
+    def get_next_build_ident (self):
+        today = datetime.date.today ()
+        datestr = str (today.year) + str (today.month) + str (today.day)
+
+        revision = 0
+        test_name = "build-%s-%d" % (datestr, revision)
+        test_path = os.path.join (self.results_directory, test_name)
+
+        while (os.path.exists (test_path)):
+            revision += 1
+            test_name = "build-%s-%d" % (datestr, revision)
+            test_path = os.path.join (self.results_directory, test_name)
+
+        return test_name
+
+    # Take a BuildConfiguration and then try and build it based on the
+    # parameters of that configuration. S
+    def do_build (self, conf):
+        server = self.server
+
+        # Work out the build directory. Note we actually create the
+        # directories here since we need to write the ".conf" file. Otherwise
+        # we could have relied on bitbake's builder thread to actually make
+        # the directories as it proceeds with the build.
+        ident = self.get_next_build_ident ()
+        build_directory = os.path.join (self.results_directory,
+            ident)
+        self.cur_build_directory = build_directory
+        os.makedirs (build_directory)
+
+        conffile = os.path.join (build_directory, ".conf")
+        conf.write_to_file (conffile)
+
+        # Add a row to the model representing this ongoing build. It's kinda a
+        # fake entry. If this build completes or fails then this gets updated
+        # with the real stuff like the historic builds
+        date = long (time.time())
+        self.model.append (None, (ident, conf.image, conf.machine, conf.distro,
+            None, date, BuildResult.STATE_ONGOING))
+        try:
+            server.runCommand(["setVariable", "BUILD_IMAGES_FROM_FEEDS", 1])
+            server.runCommand(["setVariable", "MACHINE", conf.machine])
+            server.runCommand(["setVariable", "DISTRO", conf.distro])
+            server.runCommand(["setVariable", "PACKAGE_CLASSES", "package_ipk"])
+            server.runCommand(["setVariable", "BBFILES", \
+              """${OEROOT}/meta/packages/*/*.bb ${OEROOT}/meta-moblin/packages/*/*.bb"""])
+            server.runCommand(["setVariable", "TMPDIR", "${OEROOT}/build/tmp"])
+            server.runCommand(["setVariable", "IPK_FEED_URIS", \
+                " ".join(conf.get_repos())])
+            server.runCommand(["setVariable", "DEPLOY_DIR_IMAGE",
+                build_directory])
+            server.runCommand(["buildTargets", [conf.image], "rootfs"])
+
+        except Exception, e:
+            print e
+
+class BuildManagerTreeView (gtk.TreeView):
+    """ The tree view for the build manager. This shows the historic builds
+    and so forth. """
+
+    # We use this function to control what goes in the cell since we store
+    # the date in the model as seconds since the epoch (for sorting) and so we
+    # need to make it human readable.
+    def date_format_custom_cell_data_func (self, col, cell, model, iter):
+        date = model.get (iter, BuildManagerModel.COL_DATE)[0]
+        datestr = time.strftime("%A %d %B %Y", time.localtime(date))
+        cell.set_property ("text", datestr)
+
+    # This format function controls what goes in the cell. We use this to map
+    # the integer state to a string and also to colourise the text
+    def state_format_custom_cell_data_fun (self, col, cell, model, iter):
+        state = model.get (iter, BuildManagerModel.COL_STATE)[0]
+
+        if (state == BuildResult.STATE_ONGOING):
+            cell.set_property ("text", "Active")
+            cell.set_property ("foreground", "#000000")
+        elif (state == BuildResult.STATE_FAILED):
+            cell.set_property ("text", "Failed")
+            cell.set_property ("foreground", "#ff0000")
+        elif (state == BuildResult.STATE_COMPLETE):
+            cell.set_property ("text", "Complete")
+            cell.set_property ("foreground", "#00ff00")
+        else:
+            cell.set_property ("text", "")
+
+    def __init__ (self):
+        gtk.TreeView.__init__(self)
+
+        # Misc descriptiony thing
+        renderer = gtk.CellRendererText ()
+        col = gtk.TreeViewColumn (None, renderer, 
+            text=BuildManagerModel.COL_DESC)
+        self.append_column (col)
+
+        # Machine
+        renderer = gtk.CellRendererText ()
+        col = gtk.TreeViewColumn ("Machine", renderer, 
+            text=BuildManagerModel.COL_MACHINE)
+        self.append_column (col)
+
+        # distro
+        renderer = gtk.CellRendererText ()
+        col = gtk.TreeViewColumn ("Distribution", renderer, 
+            text=BuildManagerModel.COL_DISTRO)
+        self.append_column (col)
+
+        # date (using a custom function for formatting the cell contents it
+        # takes epoch -> human readable string)
+        renderer = gtk.CellRendererText ()
+        col = gtk.TreeViewColumn ("Date", renderer, 
+            text=BuildManagerModel.COL_DATE)
+        self.append_column (col)
+        col.set_cell_data_func (renderer, 
+            self.date_format_custom_cell_data_func)
+
+        # For status.
+        renderer = gtk.CellRendererText ()
+        col = gtk.TreeViewColumn ("Status", renderer,
+            text = BuildManagerModel.COL_STATE)
+        self.append_column (col)
+        col.set_cell_data_func (renderer,
+            self.state_format_custom_cell_data_fun)
+
diff --git a/bitbake-dev/lib/bb/ui/crumbs/puccho.glade b/bitbake-dev/lib/bb/ui/crumbs/puccho.glade
new file mode 100644
index 0000000000..d7553a6e14
--- /dev/null
+++ b/bitbake-dev/lib/bb/ui/crumbs/puccho.glade
@@ -0,0 +1,606 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<!DOCTYPE glade-interface SYSTEM "glade-2.0.dtd">
+<!--Generated with glade3 3.4.5 on Mon Nov 10 12:24:12 2008 -->
+<glade-interface>
+  <widget class="GtkDialog" id="build_dialog">
+    <property name="title" translatable="yes">Start a build</property>
+    <property name="window_position">GTK_WIN_POS_CENTER_ON_PARENT</property>
+    <property name="type_hint">GDK_WINDOW_TYPE_HINT_DIALOG</property>
+    <property name="has_separator">False</property>
+    <child internal-child="vbox">
+      <widget class="GtkVBox" id="dialog-vbox1">
+        <property name="visible">True</property>
+        <property name="spacing">2</property>
+        <child>
+          <widget class="GtkTable" id="build_table">
+            <property name="visible">True</property>
+            <property name="border_width">6</property>
+            <property name="n_rows">7</property>
+            <property name="n_columns">3</property>
+            <property name="column_spacing">5</property>
+            <property name="row_spacing">6</property>
+            <child>
+              <widget class="GtkAlignment" id="status_alignment">
+                <property name="visible">True</property>
+                <property name="left_padding">12</property>
+                <child>
+                  <widget class="GtkHBox" id="status_hbox">
+                    <property name="spacing">6</property>
+                    <child>
+                      <widget class="GtkImage" id="status_image">
+                        <property name="visible">True</property>
+                        <property name="no_show_all">True</property>
+                        <property name="xalign">0</property>
+                        <property name="stock">gtk-dialog-error</property>
+                      </widget>
+                      <packing>
+                        <property name="expand">False</property>
+                        <property name="fill">False</property>
+                      </packing>
+                    </child>
+                    <child>
+                      <widget class="GtkLabel" id="status_label">
+                        <property name="visible">True</property>
+                        <property name="xalign">0</property>
+                        <property name="label" translatable="yes">If you see this text something is wrong...</property>
+                        <property name="use_markup">True</property>
+                        <property name="use_underline">True</property>
+                      </widget>
+                      <packing>
+                        <property name="position">1</property>
+                      </packing>
+                    </child>
+                  </widget>
+                </child>
+              </widget>
+              <packing>
+                <property name="right_attach">3</property>
+                <property name="top_attach">2</property>
+                <property name="bottom_attach">3</property>
+              </packing>
+            </child>
+            <child>
+              <widget class="GtkLabel" id="label2">
+                <property name="visible">True</property>
+                <property name="xalign">0</property>
+                <property name="label" translatable="yes">&lt;b&gt;Build configuration&lt;/b&gt;</property>
+                <property name="use_markup">True</property>
+              </widget>
+              <packing>
+                <property name="right_attach">3</property>
+                <property name="top_attach">3</property>
+                <property name="bottom_attach">4</property>
+                <property name="y_options"></property>
+              </packing>
+            </child>
+            <child>
+              <widget class="GtkComboBox" id="image_combo">
+                <property name="visible">True</property>
+                <property name="sensitive">False</property>
+              </widget>
+              <packing>
+                <property name="left_attach">1</property>
+                <property name="right_attach">2</property>
+                <property name="top_attach">6</property>
+                <property name="bottom_attach">7</property>
+                <property name="y_options"></property>
+              </packing>
+            </child>
+            <child>
+              <widget class="GtkLabel" id="image_label">
+                <property name="visible">True</property>
+                <property name="sensitive">False</property>
+                <property name="xalign">0</property>
+                <property name="xpad">12</property>
+                <property name="label" translatable="yes">Image:</property>
+              </widget>
+              <packing>
+                <property name="top_attach">6</property>
+                <property name="bottom_attach">7</property>
+                <property name="y_options"></property>
+              </packing>
+            </child>
+            <child>
+              <widget class="GtkComboBox" id="distribution_combo">
+                <property name="visible">True</property>
+                <property name="sensitive">False</property>
+              </widget>
+              <packing>
+                <property name="left_attach">1</property>
+                <property name="right_attach">2</property>
+                <property name="top_attach">5</property>
+                <property name="bottom_attach">6</property>
+                <property name="y_options"></property>
+              </packing>
+            </child>
+            <child>
+              <widget class="GtkLabel" id="distribution_label">
+                <property name="visible">True</property>
+                <property name="sensitive">False</property>
+                <property name="xalign">0</property>
+                <property name="xpad">12</property>
+                <property name="label" translatable="yes">Distribution:</property>
+              </widget>
+              <packing>
+                <property name="top_attach">5</property>
+                <property name="bottom_attach">6</property>
+                <property name="y_options"></property>
+              </packing>
+            </child>
+            <child>
+              <widget class="GtkComboBox" id="machine_combo">
+                <property name="visible">True</property>
+                <property name="sensitive">False</property>
+              </widget>
+              <packing>
+                <property name="left_attach">1</property>
+                <property name="right_attach">2</property>
+                <property name="top_attach">4</property>
+                <property name="bottom_attach">5</property>
+                <property name="y_options"></property>
+              </packing>
+            </child>
+            <child>
+              <widget class="GtkLabel" id="machine_label">
+                <property name="visible">True</property>
+                <property name="sensitive">False</property>
+                <property name="xalign">0</property>
+                <property name="xpad">12</property>
+                <property name="label" translatable="yes">Machine:</property>
+              </widget>
+              <packing>
+                <property name="top_attach">4</property>
+                <property name="bottom_attach">5</property>
+                <property name="y_options"></property>
+              </packing>
+            </child>
+            <child>
+              <widget class="GtkButton" id="refresh_button">
+                <property name="visible">True</property>
+                <property name="sensitive">False</property>
+                <property name="can_focus">True</property>
+                <property name="receives_default">True</property>
+                <property name="label" translatable="yes">gtk-refresh</property>
+                <property name="use_stock">True</property>
+                <property name="response_id">0</property>
+              </widget>
+              <packing>
+                <property name="left_attach">2</property>
+                <property name="right_attach">3</property>
+                <property name="top_attach">1</property>
+                <property name="bottom_attach">2</property>
+                <property name="y_options"></property>
+              </packing>
+            </child>
+            <child>
+              <widget class="GtkEntry" id="location_entry">
+                <property name="visible">True</property>
+                <property name="can_focus">True</property>
+                <property name="width_chars">32</property>
+              </widget>
+              <packing>
+                <property name="left_attach">1</property>
+                <property name="right_attach">2</property>
+                <property name="top_attach">1</property>
+                <property name="bottom_attach">2</property>
+                <property name="y_options"></property>
+              </packing>
+            </child>
+            <child>
+              <widget class="GtkLabel" id="label3">
+                <property name="visible">True</property>
+                <property name="xalign">0</property>
+                <property name="xpad">12</property>
+                <property name="label" translatable="yes">Location:</property>
+              </widget>
+              <packing>
+                <property name="top_attach">1</property>
+                <property name="bottom_attach">2</property>
+                <property name="y_options"></property>
+              </packing>
+            </child>
+            <child>
+              <widget class="GtkLabel" id="label1">
+                <property name="visible">True</property>
+                <property name="xalign">0</property>
+                <property name="label" translatable="yes">&lt;b&gt;Repository&lt;/b&gt;</property>
+                <property name="use_markup">True</property>
+              </widget>
+              <packing>
+                <property name="right_attach">3</property>
+                <property name="y_options"></property>
+              </packing>
+            </child>
+            <child>
+              <widget class="GtkAlignment" id="alignment1">
+                <property name="visible">True</property>
+                <child>
+                  <placeholder/>
+                </child>
+              </widget>
+              <packing>
+                <property name="left_attach">2</property>
+                <property name="right_attach">3</property>
+                <property name="top_attach">4</property>
+                <property name="bottom_attach">5</property>
+                <property name="y_options"></property>
+              </packing>
+            </child>
+            <child>
+              <widget class="GtkAlignment" id="alignment2">
+                <property name="visible">True</property>
+                <child>
+                  <placeholder/>
+                </child>
+              </widget>
+              <packing>
+                <property name="left_attach">2</property>
+                <property name="right_attach">3</property>
+                <property name="top_attach">5</property>
+                <property name="bottom_attach">6</property>
+                <property name="y_options"></property>
+              </packing>
+            </child>
+            <child>
+              <widget class="GtkAlignment" id="alignment3">
+                <property name="visible">True</property>
+                <child>
+                  <placeholder/>
+                </child>
+              </widget>
+              <packing>
+                <property name="left_attach">2</property>
+                <property name="right_attach">3</property>
+                <property name="top_attach">6</property>
+                <property name="bottom_attach">7</property>
+                <property name="y_options"></property>
+              </packing>
+            </child>
+          </widget>
+          <packing>
+            <property name="position">1</property>
+          </packing>
+        </child>
+        <child internal-child="action_area">
+          <widget class="GtkHButtonBox" id="dialog-action_area1">
+            <property name="visible">True</property>
+            <property name="layout_style">GTK_BUTTONBOX_END</property>
+            <child>
+              <placeholder/>
+            </child>
+            <child>
+              <placeholder/>
+            </child>
+            <child>
+              <placeholder/>
+            </child>
+          </widget>
+          <packing>
+            <property name="expand">False</property>
+            <property name="pack_type">GTK_PACK_END</property>
+          </packing>
+        </child>
+      </widget>
+    </child>
+  </widget>
+  <widget class="GtkDialog" id="dialog2">
+    <property name="window_position">GTK_WIN_POS_CENTER_ON_PARENT</property>
+    <property name="type_hint">GDK_WINDOW_TYPE_HINT_DIALOG</property>
+    <property name="has_separator">False</property>
+    <child internal-child="vbox">
+      <widget class="GtkVBox" id="dialog-vbox2">
+        <property name="visible">True</property>
+        <property name="spacing">2</property>
+        <child>
+          <widget class="GtkTable" id="table2">
+            <property name="visible">True</property>
+            <property name="border_width">6</property>
+            <property name="n_rows">7</property>
+            <property name="n_columns">3</property>
+            <property name="column_spacing">6</property>
+            <property name="row_spacing">6</property>
+            <child>
+              <widget class="GtkLabel" id="label7">
+                <property name="visible">True</property>
+                <property name="xalign">0</property>
+                <property name="label" translatable="yes">&lt;b&gt;Repositories&lt;/b&gt;</property>
+                <property name="use_markup">True</property>
+              </widget>
+              <packing>
+                <property name="right_attach">3</property>
+                <property name="y_options"></property>
+              </packing>
+            </child>
+            <child>
+              <widget class="GtkAlignment" id="alignment4">
+                <property name="visible">True</property>
+                <property name="xalign">0</property>
+                <property name="left_padding">12</property>
+                <child>
+                  <widget class="GtkScrolledWindow" id="scrolledwindow1">
+                    <property name="visible">True</property>
+                    <property name="can_focus">True</property>
+                    <property name="hscrollbar_policy">GTK_POLICY_AUTOMATIC</property>
+                    <property name="vscrollbar_policy">GTK_POLICY_AUTOMATIC</property>
+                    <child>
+                      <widget class="GtkTreeView" id="treeview1">
+                        <property name="visible">True</property>
+                        <property name="can_focus">True</property>
+                        <property name="headers_clickable">True</property>
+                      </widget>
+                    </child>
+                  </widget>
+                </child>
+              </widget>
+              <packing>
+                <property name="right_attach">3</property>
+                <property name="top_attach">2</property>
+                <property name="bottom_attach">3</property>
+                <property name="y_options"></property>
+              </packing>
+            </child>
+            <child>
+              <widget class="GtkEntry" id="entry1">
+                <property name="visible">True</property>
+                <property name="can_focus">True</property>
+              </widget>
+              <packing>
+                <property name="left_attach">1</property>
+                <property name="right_attach">3</property>
+                <property name="top_attach">1</property>
+                <property name="bottom_attach">2</property>
+                <property name="y_options"></property>
+              </packing>
+            </child>
+            <child>
+              <widget class="GtkLabel" id="label9">
+                <property name="visible">True</property>
+                <property name="xalign">0</property>
+                <property name="label" translatable="yes">&lt;b&gt;Additional packages&lt;/b&gt;</property>
+                <property name="use_markup">True</property>
+              </widget>
+              <packing>
+                <property name="right_attach">3</property>
+                <property name="top_attach">4</property>
+                <property name="bottom_attach">5</property>
+                <property name="y_options"></property>
+              </packing>
+            </child>
+            <child>
+              <widget class="GtkAlignment" id="alignment6">
+                <property name="visible">True</property>
+                <property name="xalign">0</property>
+                <property name="xscale">0</property>
+                <child>
+                  <widget class="GtkLabel" id="label8">
+                    <property name="visible">True</property>
+                    <property name="xalign">0</property>
+                    <property name="yalign">0</property>
+                    <property name="xpad">12</property>
+                    <property name="label" translatable="yes">Location: </property>
+                  </widget>
+                </child>
+              </widget>
+              <packing>
+                <property name="top_attach">1</property>
+                <property name="bottom_attach">2</property>
+                <property name="y_options"></property>
+              </packing>
+            </child>
+            <child>
+              <widget class="GtkAlignment" id="alignment7">
+                <property name="visible">True</property>
+                <property name="xalign">1</property>
+                <property name="xscale">0</property>
+                <child>
+                  <widget class="GtkHButtonBox" id="hbuttonbox1">
+                    <property name="visible">True</property>
+                    <property name="spacing">5</property>
+                    <child>
+                      <widget class="GtkButton" id="button7">
+                        <property name="visible">True</property>
+                        <property name="can_focus">True</property>
+                        <property name="receives_default">True</property>
+                        <property name="label" translatable="yes">gtk-remove</property>
+                        <property name="use_stock">True</property>
+                        <property name="response_id">0</property>
+                      </widget>
+                    </child>
+                    <child>
+                      <widget class="GtkButton" id="button6">
+                        <property name="visible">True</property>
+                        <property name="can_focus">True</property>
+                        <property name="receives_default">True</property>
+                        <property name="label" translatable="yes">gtk-edit</property>
+                        <property name="use_stock">True</property>
+                        <property name="response_id">0</property>
+                      </widget>
+                      <packing>
+                        <property name="position">1</property>
+                      </packing>
+                    </child>
+                    <child>
+                      <widget class="GtkButton" id="button5">
+                        <property name="visible">True</property>
+                        <property name="can_focus">True</property>
+                        <property name="receives_default">True</property>
+                        <property name="label" translatable="yes">gtk-add</property>
+                        <property name="use_stock">True</property>
+                        <property name="response_id">0</property>
+                      </widget>
+                      <packing>
+                        <property name="position">2</property>
+                      </packing>
+                    </child>
+                  </widget>
+                </child>
+              </widget>
+              <packing>
+                <property name="left_attach">1</property>
+                <property name="right_attach">3</property>
+                <property name="top_attach">3</property>
+                <property name="bottom_attach">4</property>
+                <property name="y_options"></property>
+              </packing>
+            </child>
+            <child>
+              <widget class="GtkAlignment" id="alignment5">
+                <property name="visible">True</property>
+                <child>
+                  <placeholder/>
+                </child>
+              </widget>
+              <packing>
+                <property name="top_attach">3</property>
+                <property name="bottom_attach">4</property>
+                <property name="y_options"></property>
+              </packing>
+            </child>
+            <child>
+              <widget class="GtkLabel" id="label10">
+                <property name="visible">True</property>
+                <property name="xalign">0</property>
+                <property name="yalign">0</property>
+                <property name="xpad">12</property>
+                <property name="label" translatable="yes">Search:</property>
+              </widget>
+              <packing>
+                <property name="top_attach">5</property>
+                <property name="bottom_attach">6</property>
+                <property name="y_options"></property>
+              </packing>
+            </child>
+            <child>
+              <widget class="GtkEntry" id="entry2">
+                <property name="visible">True</property>
+                <property name="can_focus">True</property>
+              </widget>
+              <packing>
+                <property name="left_attach">1</property>
+                <property name="right_attach">3</property>
+                <property name="top_attach">5</property>
+                <property name="bottom_attach">6</property>
+                <property name="y_options"></property>
+              </packing>
+            </child>
+            <child>
+              <widget class="GtkAlignment" id="alignment8">
+                <property name="visible">True</property>
+                <property name="xalign">0</property>
+                <property name="left_padding">12</property>
+                <child>
+                  <widget class="GtkScrolledWindow" id="scrolledwindow2">
+                    <property name="visible">True</property>
+                    <property name="can_focus">True</property>
+                    <property name="hscrollbar_policy">GTK_POLICY_AUTOMATIC</property>
+                    <property name="vscrollbar_policy">GTK_POLICY_AUTOMATIC</property>
+                    <child>
+                      <widget class="GtkTreeView" id="treeview2">
+                        <property name="visible">True</property>
+                        <property name="can_focus">True</property>
+                        <property name="headers_clickable">True</property>
+                      </widget>
+                    </child>
+                  </widget>
+                </child>
+              </widget>
+              <packing>
+                <property name="right_attach">3</property>
+                <property name="top_attach">6</property>
+                <property name="bottom_attach">7</property>
+                <property name="y_options"></property>
+              </packing>
+            </child>
+          </widget>
+          <packing>
+            <property name="position">1</property>
+          </packing>
+        </child>
+        <child internal-child="action_area">
+          <widget class="GtkHButtonBox" id="dialog-action_area2">
+            <property name="visible">True</property>
+            <property name="layout_style">GTK_BUTTONBOX_END</property>
+            <child>
+              <widget class="GtkButton" id="button4">
+                <property name="visible">True</property>
+                <property name="can_focus">True</property>
+                <property name="receives_default">True</property>
+                <property name="label" translatable="yes">gtk-close</property>
+                <property name="use_stock">True</property>
+                <property name="response_id">0</property>
+              </widget>
+            </child>
+          </widget>
+          <packing>
+            <property name="expand">False</property>
+            <property name="pack_type">GTK_PACK_END</property>
+          </packing>
+        </child>
+      </widget>
+    </child>
+  </widget>
+  <widget class="GtkWindow" id="main_window">
+    <child>
+      <widget class="GtkVBox" id="main_window_vbox">
+        <property name="visible">True</property>
+        <child>
+          <widget class="GtkToolbar" id="main_toolbar">
+            <property name="visible">True</property>
+            <child>
+              <widget class="GtkToolButton" id="main_toolbutton_build">
+                <property name="visible">True</property>
+                <property name="label" translatable="yes">Build</property>
+                <property name="stock_id">gtk-execute</property>
+              </widget>
+              <packing>
+                <property name="expand">False</property>
+              </packing>
+            </child>
+          </widget>
+          <packing>
+            <property name="expand">False</property>
+          </packing>
+        </child>
+        <child>
+          <widget class="GtkVPaned" id="vpaned1">
+            <property name="visible">True</property>
+            <property name="can_focus">True</property>
+            <child>
+              <widget class="GtkScrolledWindow" id="results_scrolledwindow">
+                <property name="visible">True</property>
+                <property name="can_focus">True</property>
+                <property name="hscrollbar_policy">GTK_POLICY_AUTOMATIC</property>
+                <property name="vscrollbar_policy">GTK_POLICY_AUTOMATIC</property>
+                <child>
+                  <placeholder/>
+                </child>
+              </widget>
+              <packing>
+                <property name="resize">False</property>
+                <property name="shrink">True</property>
+              </packing>
+            </child>
+            <child>
+              <widget class="GtkScrolledWindow" id="progress_scrolledwindow">
+                <property name="visible">True</property>
+                <property name="can_focus">True</property>
+                <property name="hscrollbar_policy">GTK_POLICY_AUTOMATIC</property>
+                <property name="vscrollbar_policy">GTK_POLICY_AUTOMATIC</property>
+                <child>
+                  <placeholder/>
+                </child>
+              </widget>
+              <packing>
+                <property name="resize">True</property>
+                <property name="shrink">True</property>
+              </packing>
+            </child>
+          </widget>
+          <packing>
+            <property name="position">1</property>
+          </packing>
+        </child>
+      </widget>
+    </child>
+  </widget>
+</glade-interface>
diff --git a/bitbake-dev/lib/bb/ui/crumbs/runningbuild.py b/bitbake-dev/lib/bb/ui/crumbs/runningbuild.py
index b9aba5b8cc..54d56c2452 100644
--- a/bitbake-dev/lib/bb/ui/crumbs/runningbuild.py
+++ b/bitbake-dev/lib/bb/ui/crumbs/runningbuild.py
@@ -18,8 +18,9 @@
 # with this program; if not, write to the Free Software Foundation, Inc.,
 # 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 
-import gobject
 import gtk
+import gobject
+import gtk.glade
 
 class RunningBuildModel (gtk.TreeStore):
     (COL_TYPE, COL_PACKAGE, COL_TASK, COL_MESSAGE, COL_ICON, COL_ACTIVE) = (0, 1, 2, 3, 4, 5)
@@ -34,9 +35,12 @@ class RunningBuildModel (gtk.TreeStore):
 
 class RunningBuild (gobject.GObject):
     __gsignals__ = {
-          'build-finished' : (gobject.SIGNAL_RUN_LAST, 
-                              gobject.TYPE_NONE,
-                              ())
+          'build-succeeded' : (gobject.SIGNAL_RUN_LAST, 
+                               gobject.TYPE_NONE,
+                               ()),
+          'build-failed' : (gobject.SIGNAL_RUN_LAST,
+                            gobject.TYPE_NONE,
+                            ())
           }
     pids_to_task = {}
     tasks_to_iter = {}
@@ -150,6 +154,15 @@ class RunningBuild (gobject.GObject):
             del self.tasks_to_iter[(package, task)]
             del self.pids_to_task[pid]
 
+        elif event[0].startswith('bb.event.BuildCompleted'):
+            failures = int (event[1]['_failures'])
+
+            # Emit the appropriate signal depending on the number of failures
+            if (failures > 1):
+                self.emit ("build-failed")
+            else:
+                self.emit ("build-succeeded")
+
 class RunningBuildTreeView (gtk.TreeView):
     def __init__ (self):
         gtk.TreeView.__init__ (self)
@@ -166,4 +179,3 @@ class RunningBuildTreeView (gtk.TreeView):
         self.append_column (col)
 
 
-
diff --git a/bitbake-dev/lib/bb/ui/puccho.py b/bitbake-dev/lib/bb/ui/puccho.py
new file mode 100644
index 0000000000..a6a613f1cf
--- /dev/null
+++ b/bitbake-dev/lib/bb/ui/puccho.py
@@ -0,0 +1,426 @@
+#
+# BitBake Graphical GTK User Interface
+#
+# Copyright (C) 2008        Intel Corporation
+#
+# Authored by Rob Bradford <rob@linux.intel.com>
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License version 2 as
+# published by the Free Software Foundation.
+#
+# 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.,
+# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+
+import gtk
+import gobject
+import gtk.glade
+import threading
+import urllib2
+import os
+import datetime
+
+from bb.ui.crumbs.buildmanager import BuildManager, BuildConfiguration
+from bb.ui.crumbs.buildmanager import BuildManagerTreeView
+
+from bb.ui.crumbs.runningbuild import RunningBuild, RunningBuildTreeView
+
+# The metadata loader is used by the BuildSetupDialog to download the
+# available options to populate the dialog
+class MetaDataLoader(gobject.GObject):
+    """ This class provides the mechanism for loading the metadata (the
+    fetching and parsing) from a given URL. The metadata encompasses details
+    on what machines are available. The distribution and images available for
+    the machine and the the uris to use for building the given machine."""
+    __gsignals__ = {
+        'success' : (gobject.SIGNAL_RUN_LAST, 
+                     gobject.TYPE_NONE,
+                     ()),
+        'error' : (gobject.SIGNAL_RUN_LAST,
+                   gobject.TYPE_NONE,
+                   (gobject.TYPE_STRING,))
+        }
+
+    # We use these little helper functions to ensure that we take the gdk lock
+    # when emitting the signal. These functions are called as idles (so that
+    # they happen in the gtk / main thread's main loop.
+    def emit_error_signal (self, remark):
+        gtk.gdk.threads_enter()
+        self.emit ("error", remark)
+        gtk.gdk.threads_leave()
+
+    def emit_success_signal (self):
+        gtk.gdk.threads_enter()
+        self.emit ("success")
+        gtk.gdk.threads_leave()
+
+    def __init__ (self):
+        gobject.GObject.__init__ (self)
+
+    class LoaderThread(threading.Thread):
+        """ This class provides an asynchronous loader for the metadata (by
+        using threads and signals). This is useful since the metadata may be
+        at a remote URL."""
+        class LoaderImportException (Exception):
+            pass
+
+        def __init__(self, loader, url):
+            threading.Thread.__init__ (self)
+            self.url = url
+            self.loader = loader
+
+        def run (self):
+            result = {}
+            try:
+                f = urllib2.urlopen (self.url)
+
+                # Parse the metadata format. The format is....
+                # <machine>;<default distro>|<distro>...;<default image>|<image>...;<type##url>|...
+                for line in f.readlines():
+                    components = line.split(";")
+                    if (len (components) < 4):
+                        raise MetaDataLoader.LoaderThread.LoaderImportException
+                    machine = components[0]
+                    distros = components[1].split("|")
+                    images = components[2].split("|")
+                    urls = components[3].split("|")
+
+                    result[machine] = (distros, images, urls)
+
+                # Create an object representing this *potential*
+                # configuration. It can become concrete if the machine, distro
+                # and image are all chosen in the UI
+                configuration = BuildConfiguration()
+                configuration.metadata_url = self.url
+                configuration.machine_options = result
+                self.loader.configuration = configuration
+
+                # Emit that we've actually got a configuration
+                gobject.idle_add (MetaDataLoader.emit_success_signal,
+                    self.loader)
+
+            except MetaDataLoader.LoaderThread.LoaderImportException, e:
+                gobject.idle_add (MetaDataLoader.emit_error_signal, self.loader,
+                    "Repository metadata corrupt")
+            except Exception, e:
+                gobject.idle_add (MetaDataLoader.emit_error_signal, self.loader,
+                    "Unable to download repository metadata")
+                print e
+
+    def try_fetch_from_url (self, url):
+        # Try and download the metadata. Firing a signal if successful
+        thread = MetaDataLoader.LoaderThread(self, url)
+        thread.start()
+
+class BuildSetupDialog (gtk.Dialog):
+    RESPONSE_BUILD = 1
+
+    # A little helper method that just sets the states on the widgets based on
+    # whether we've got good metadata or not.
+    def set_configurable (self, configurable):
+        if (self.configurable == configurable):
+            return
+
+        self.configurable = configurable
+        for widget in self.conf_widgets:
+            widget.set_sensitive (configurable)
+
+        if not configurable:
+            self.machine_combo.set_active (-1)
+            self.distribution_combo.set_active (-1)
+            self.image_combo.set_active (-1)
+
+    # GTK widget callbacks
+    def refresh_button_clicked (self, button):
+        # Refresh button clicked.
+
+        url = self.location_entry.get_chars (0, -1)
+        self.loader.try_fetch_from_url(url)
+
+    def repository_entry_editable_changed (self, entry):
+        if (len (entry.get_chars (0, -1)) > 0):
+            self.refresh_button.set_sensitive (True)
+        else:
+            self.refresh_button.set_sensitive (False)
+            self.clear_status_message()
+
+        # If we were previously configurable we are no longer since the
+        # location entry has been changed
+        self.set_configurable (False)
+
+    def machine_combo_changed (self, combobox):
+        active_iter = combobox.get_active_iter()
+
+        if not active_iter:
+            return
+
+        model = combobox.get_model()
+
+        if model:
+            chosen_machine = model.get (active_iter, 0)[0]
+
+        (distros_model, images_model) = \
+            self.loader.configuration.get_distro_and_images_models (chosen_machine)
+
+        self.distribution_combo.set_model (distros_model)
+        self.image_combo.set_model (images_model)
+
+    # Callbacks from the loader
+    def loader_success_cb (self, loader):
+        self.status_image.set_from_icon_name ("info",
+            gtk.ICON_SIZE_BUTTON)
+        self.status_image.show()
+        self.status_label.set_label ("Repository metadata successfully downloaded")
+
+        # Set the models on the combo boxes based on the models generated from
+        # the configuration that the loader has created
+
+        # We just need to set the machine here, that then determines the
+        # distro and image options. Cunning huh? :-)
+
+        self.configuration = self.loader.configuration
+        model = self.configuration.get_machines_model ()
+        self.machine_combo.set_model (model)
+
+        self.set_configurable (True)
+
+    def loader_error_cb (self, loader, message):
+        self.status_image.set_from_icon_name ("error",
+            gtk.ICON_SIZE_BUTTON)
+        self.status_image.show()
+        self.status_label.set_text ("Error downloading repository metadata")
+        for widget in self.conf_widgets:
+            widget.set_sensitive (False)
+
+    def clear_status_message (self):
+        self.status_image.hide()
+        self.status_label.set_label (
+            """<i>Enter the repository location and press _Refresh</i>""")
+
+    def __init__ (self):
+        gtk.Dialog.__init__ (self)
+
+        # Cancel
+        self.add_button (gtk.STOCK_CANCEL, gtk.RESPONSE_CANCEL)
+
+        # Build
+        button = gtk.Button ("_Build", None, True)
+        image = gtk.Image ()
+        image.set_from_stock (gtk.STOCK_EXECUTE,gtk.ICON_SIZE_BUTTON)
+        button.set_image (image)
+        self.add_action_widget (button, BuildSetupDialog.RESPONSE_BUILD)
+        button.show_all ()
+
+        # Pull in *just* the table from the Glade XML data.
+        gxml = gtk.glade.XML ("bitbake-dev/lib/bb/ui/crumbs/puccho.glade",
+            root = "build_table")
+        table = gxml.get_widget ("build_table")
+        self.vbox.pack_start (table, True, False, 0)
+
+        # Grab all the widgets that we need to turn on/off when we refresh...
+        self.conf_widgets = []
+        self.conf_widgets += [gxml.get_widget ("machine_label")]
+        self.conf_widgets += [gxml.get_widget ("distribution_label")]
+        self.conf_widgets += [gxml.get_widget ("image_label")]
+        self.conf_widgets += [gxml.get_widget ("machine_combo")]
+        self.conf_widgets += [gxml.get_widget ("distribution_combo")]
+        self.conf_widgets += [gxml.get_widget ("image_combo")]
+
+        # Grab the status widgets
+        self.status_image = gxml.get_widget ("status_image")
+        self.status_label = gxml.get_widget ("status_label")
+
+        # Grab the refresh button and connect to the clicked signal
+        self.refresh_button = gxml.get_widget ("refresh_button")
+        self.refresh_button.connect ("clicked", self.refresh_button_clicked)
+
+        # Grab the location entry and connect to editable::changed
+        self.location_entry = gxml.get_widget ("location_entry")
+        self.location_entry.connect ("changed",
+            self.repository_entry_editable_changed)
+
+        # Grab the machine combo and hook onto the changed signal. This then
+        # allows us to populate the distro and image combos
+        self.machine_combo = gxml.get_widget ("machine_combo")
+        self.machine_combo.connect ("changed", self.machine_combo_changed)
+
+        # Setup the combo
+        cell = gtk.CellRendererText()
+        self.machine_combo.pack_start(cell, True)
+        self.machine_combo.add_attribute(cell, 'text', 0)
+
+        # Grab the distro and image combos. We need these to populate with
+        # models once the machine is chosen
+        self.distribution_combo = gxml.get_widget ("distribution_combo")
+        cell = gtk.CellRendererText()
+        self.distribution_combo.pack_start(cell, True)
+        self.distribution_combo.add_attribute(cell, 'text', 0)
+
+        self.image_combo = gxml.get_widget ("image_combo")
+        cell = gtk.CellRendererText()
+        self.image_combo.pack_start(cell, True)
+        self.image_combo.add_attribute(cell, 'text', 0)
+
+        # Put the default descriptive text in the status box
+        self.clear_status_message()
+
+        # Mark as non-configurable, this is just greys out the widgets the
+        # user can't yet use
+        self.configurable = False
+        self.set_configurable(False)
+
+        # Show the table
+        table.show_all ()
+
+        # The loader and some signals connected to it to update the status
+        # area
+        self.loader = MetaDataLoader()
+        self.loader.connect ("success", self.loader_success_cb)
+        self.loader.connect ("error", self.loader_error_cb)
+
+    def update_configuration (self):
+        """ A poorly named function but it updates the internal configuration
+        from the widgets. This can make that configuration concrete and can
+        thus be used for building """
+        # Extract the chosen machine from the combo
+        model = self.machine_combo.get_model()
+        active_iter = self.machine_combo.get_active_iter()
+        if (active_iter):
+            self.configuration.machine = model.get(active_iter, 0)[0]
+
+        # Extract the chosen distro from the combo 
+        model = self.distribution_combo.get_model()
+        active_iter = self.distribution_combo.get_active_iter()
+        if (active_iter):
+            self.configuration.distro = model.get(active_iter, 0)[0]
+
+        # Extract the chosen image from the combo
+        model = self.image_combo.get_model()
+        active_iter = self.image_combo.get_active_iter()
+        if (active_iter):
+            self.configuration.image = model.get(active_iter, 0)[0]
+
+# This function operates to pull events out from the event queue and then push
+# them into the RunningBuild (which then drives the RunningBuild which then
+# pushes through and updates the progress tree view.)
+#
+# TODO: Should be a method on the RunningBuild class
+def event_handle_timeout (eventHandler, build):
+  # Consume as many messages as we can ...
+  event = eventHandler.getEvent()
+  while event:
+      build.handle_event (event)
+      event = eventHandler.getEvent()
+  return True
+
+class MainWindow (gtk.Window):
+
+  # Callback that gets fired when the user hits a button in the
+  # BuildSetupDialog.
+  def build_dialog_box_response_cb (self, dialog, response_id):
+      conf = None
+      if (response_id == BuildSetupDialog.RESPONSE_BUILD):
+          dialog.update_configuration()
+          print dialog.configuration.machine, dialog.configuration.distro, \
+              dialog.configuration.image
+          conf = dialog.configuration
+
+      dialog.destroy()
+
+      if conf:
+          self.manager.do_build (conf)
+
+  def build_button_clicked_cb (self, button):
+    dialog = BuildSetupDialog ()
+
+    # For some unknown reason Dialog.run causes nice little deadlocks ... :-(
+    dialog.connect ("response", self.build_dialog_box_response_cb)
+    dialog.show()
+
+  def __init__ (self):
+      gtk.Window.__init__ (self)
+
+      # Pull in *just* the main vbox from the Glade XML data and then pack
+      # that inside the window
+      gxml = gtk.glade.XML ("bitbake-dev/lib/bb/ui/crumbs/puccho.glade",
+          root = "main_window_vbox")
+      vbox = gxml.get_widget ("main_window_vbox")
+      self.add (vbox)
+
+      # Create the tree views for the build manager view and the progress view
+      self.build_manager_view = BuildManagerTreeView()
+      self.running_build_view = RunningBuildTreeView()
+
+      # Grab the scrolled windows that we put the tree views into
+      self.results_scrolledwindow = gxml.get_widget ("results_scrolledwindow")
+      self.progress_scrolledwindow = gxml.get_widget ("progress_scrolledwindow")
+
+      # Put the tree views inside ...
+      self.results_scrolledwindow.add (self.build_manager_view)
+      self.progress_scrolledwindow.add (self.running_build_view)
+
+      # Hook up the build button...
+      self.build_button = gxml.get_widget ("main_toolbutton_build")
+      self.build_button.connect ("clicked", self.build_button_clicked_cb)
+
+# I'm not very happy about the current ownership of the RunningBuild. I have
+# my suspicions that this object should be held by the BuildManager since we
+# care about the signals in the manager
+
+def running_build_succeeded_cb (running_build, manager):
+    # Notify the manager that a build has succeeded. This is necessary as part
+    # of the 'hack' that we use for making the row in the model / view
+    # representing the ongoing build change into a row representing the
+    # completed build. Since we know only one build can be running a time then
+    # we can handle this.
+
+    # FIXME: Refactor all this so that the RunningBuild is owned by the
+    # BuildManager. It can then hook onto the signals directly and drive
+    # interesting things it cares about.
+    manager.notify_build_succeeded ()
+    print "build succeeded"
+
+def running_build_failed_cb (running_build, manager):
+    # As above
+    print "build failed"
+    manager.notify_build_failed ()
+
+def init (server, eventHandler):
+    # Initialise threading...
+    gobject.threads_init()
+    gtk.gdk.threads_init()
+
+    main_window = MainWindow ()
+    main_window.show_all ()
+
+    # Set up the build manager stuff in general
+    builds_dir = os.path.join (os.getcwd(),  "results")
+    manager = BuildManager (server, builds_dir)
+    main_window.build_manager_view.set_model (manager.model)
+
+    # Do the running build setup
+    running_build = RunningBuild ()
+    main_window.running_build_view.set_model (running_build.model)
+    running_build.connect ("build-succeeded", running_build_succeeded_cb,
+        manager)
+    running_build.connect ("build-failed", running_build_failed_cb, manager)
+
+    # We need to save the manager into the MainWindow so that the toolbar
+    # button can use it.
+    # FIXME: Refactor ?
+    main_window.manager = manager
+
+    # Use a timeout function for probing the event queue to find out if we
+    # have a message waiting for us.
+    gobject.timeout_add (200,
+                         event_handle_timeout,
+                         eventHandler,
+                         running_build)
+
+    gtk.main()