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|
#
# BitBake Graphical GTK User Interface
#
# Copyright (C) 2011 Intel Corporation
#
# Authored by Joshua Lock <josh@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
class TaskListModel(gtk.ListStore):
"""
This class defines an gtk.ListStore subclass which will convert the output
of the bb.event.TargetsTreeGenerated event into a gtk.ListStore whilst also
providing convenience functions to access gtk.TreeModel subclasses which
provide filtered views of the data.
"""
(COL_NAME, COL_DESC, COL_LIC, COL_GROUP, COL_DEPS, COL_BINB, COL_TYPE, COL_INC) = range(8)
__gsignals__ = {
"tasklist-populated" : (gobject.SIGNAL_RUN_LAST,
gobject.TYPE_NONE,
())
}
"""
"""
def __init__(self):
self.contents = None
self.tasks = None
self.packages = None
self.images = None
gtk.ListStore.__init__ (self,
gobject.TYPE_STRING,
gobject.TYPE_STRING,
gobject.TYPE_STRING,
gobject.TYPE_STRING,
gobject.TYPE_STRING,
gobject.TYPE_STRING,
gobject.TYPE_STRING,
gobject.TYPE_BOOLEAN)
"""
Create, if required, and return a filtered gtk.TreeModel
containing only the items which are to be included in the
image
"""
def contents_model(self):
if not self.contents:
self.contents = self.filter_new()
self.contents.set_visible_column(self.COL_INC)
return self.contents
"""
Helper function to determine whether an item is a task
"""
def task_model_filter(self, model, it):
if model.get_value(it, self.COL_TYPE) == 'task':
return True
else:
return False
"""
Create, if required, and return a filtered gtk.TreeModel
containing only the items which are tasks
"""
def tasks_model(self):
if not self.tasks:
self.tasks = self.filter_new()
self.tasks.set_visible_func(self.task_model_filter)
return self.tasks
"""
Helper function to determine whether an item is an image
"""
def image_model_filter(self, model, it):
if model.get_value(it, self.COL_TYPE) == 'image':
return True
else:
return False
"""
Create, if required, and return a filtered gtk.TreeModel
containing only the items which are images
"""
def images_model(self):
if not self.images:
self.images = self.filter_new()
self.images.set_visible_func(self.image_model_filter)
return self.images
"""
Helper function to determine whether an item is a package
"""
def package_model_filter(self, model, it):
if model.get_value(it, self.COL_TYPE) == 'package':
return True
else:
return False
"""
Create, if required, and return a filtered gtk.TreeModel
containing only the items which are packages
"""
def packages_model(self):
if not self.packages:
self.packages = self.filter_new()
self.packages.set_visible_func(self.package_model_filter)
return self.packages
"""
The populate() function takes as input the data from a
bb.event.TargetsTreeGenerated event and populates the TaskList.
Once the population is done it emits gsignal tasklist-populated
to notify any listeners that the model is ready
"""
def populate(self, event_model):
for item in event_model["pn"]:
atype = 'package'
name = item
summary = event_model["pn"][item]["summary"]
license = event_model["pn"][item]["license"]
group = event_model["pn"][item]["section"]
depends = event_model["depends"].get(item, "")
rdepends = event_model["rdepends-pn"].get(item, "")
depends = depends + rdepends
self.squish(depends)
deps = " ".join(depends)
if name.count('task-') > 0:
atype = 'task'
elif name.count('-image-') > 0:
atype = 'image'
self.set(self.append(), self.COL_NAME, name, self.COL_DESC, summary,
self.COL_LIC, license, self.COL_GROUP, group,
self.COL_DEPS, deps, self.COL_BINB, "",
self.COL_TYPE, atype, self.COL_INC, False)
self.emit("tasklist-populated")
"""
squish lst so that it doesn't contain any duplicates
"""
def squish(self, lst):
seen = {}
for l in lst:
seen[l] = 1
return seen.keys()
"""
Mark the item at path as not included
NOTE:
path should be a gtk.TreeModelPath into self (not a filtered model)
"""
def remove_item_path(self, path):
self[path][self.COL_BINB] = ""
self[path][self.COL_INC] = False
"""
"""
def mark(self, path):
name = self[path][self.COL_NAME]
it = self.get_iter_first()
removals = []
#print("Removing %s" % name)
self.remove_item_path(path)
# Remove all dependent packages, update binb
while it:
path = self.get_path(it)
# FIXME: need to ensure partial name matching doesn't happen, regexp?
if self[path][self.COL_INC] and self[path][self.COL_DEPS].count(name):
#print("%s depended on %s, marking for removal" % (self[path][self.COL_NAME], name))
# found a dependency, remove it
self.mark(path)
if self[path][self.COL_INC] and self[path][self.COL_BINB].count(name):
binb = self.find_alt_dependency(self[path][self.COL_NAME])
#print("%s was brought in by %s, binb set to %s" % (self[path][self.COL_NAME], name, binb))
self[path][self.COL_BINB] = binb
it = self.iter_next(it)
"""
"""
def sweep_up(self):
removals = []
it = self.get_iter_first()
while it:
path = self.get_path(it)
binb = self[path][self.COL_BINB]
if binb == "" or binb is None:
#print("Sweeping up %s" % self[path][self.COL_NAME])
if not path in removals:
removals.extend(path)
it = self.iter_next(it)
while removals:
path = removals.pop()
self.mark(path)
"""
Remove an item from the contents
"""
def remove_item(self, path):
self.mark(path)
self.sweep_up()
"""
Find the name of an item in the image contents which depends on the item
at contents_path returns either an item name (str) or None
NOTE:
contents_path must be a path in the self.contents gtk.TreeModel
"""
def find_alt_dependency(self, name):
it = self.get_iter_first()
while it:
# iterate all items in the model
path = self.get_path(it)
deps = self[path][self.COL_DEPS]
itname = self[path][self.COL_NAME]
inc = self[path][self.COL_INC]
if itname != name and inc and deps.count(name) > 0:
# if this item depends on the item, return this items name
#print("%s depends on %s" % (itname, name))
return itname
it = self.iter_next(it)
return ""
"""
Convert a path in self to a path in the filtered contents model
"""
def contents_path_for_path(self, path):
return self.contents.convert_child_path_to_path(path)
"""
Check the self.contents gtk.TreeModel for an item
where COL_NAME matches item_name
Returns True if a match is found, False otherwise
"""
def contents_includes_name(self, item_name):
it = self.contents.get_iter_first()
while it:
path = self.contents.get_path(it)
if self.contents[path][self.COL_NAME] == item_name:
return True
it = self.contents.iter_next(it)
return False
"""
Add this item, and any of its dependencies, to the image contents
"""
def include_item(self, item_path, binb=""):
name = self[item_path][self.COL_NAME]
deps = self[item_path][self.COL_DEPS]
cur_inc = self[item_path][self.COL_INC]
#print("Adding %s for %s dependency" % (name, binb))
if not cur_inc:
self[item_path][self.COL_INC] = True
self[item_path][self.COL_BINB] = binb
if deps:
#print("Dependencies of %s are %s" % (name, deps))
# add all of the deps and set their binb to this item
for dep in deps.split(" "):
# FIXME: this skipping virtuals can't be right? Unless we choose only to show target
# packages? In which case we should handle this server side...
# If the contents model doesn't already contain dep, add it
if not dep.startswith("virtual") and not self.contents_includes_name(dep):
path = self.find_path_for_item(dep)
if path:
self.include_item(path, name)
else:
pass
"""
Find the model path for the item_name
Returns the path in the model or None
"""
def find_path_for_item(self, item_name):
it = self.get_iter_first()
path = None
while it:
path = self.get_path(it)
if (self[path][self.COL_NAME] == item_name):
return path
else:
it = self.iter_next(it)
return None
"""
Empty self.contents by setting the include of each entry to None
"""
def reset(self):
it = self.contents.get_iter_first()
while it:
path = self.contents.get_path(it)
opath = self.contents.convert_path_to_child_path(path)
self[opath][self.COL_INC] = False
self[opath][self.COL_BINB] = ""
# As we've just removed the first item...
it = self.contents.get_iter_first()
"""
Returns True if one of the selected tasks is an image, False otherwise
"""
def targets_contains_image(self):
it = self.images.get_iter_first()
while it:
path = self.images.get_path(it)
inc = self.images[path][self.COL_INC]
if inc:
return True
it = self.images.iter_next(it)
return False
"""
Return a list of all selected items which are not -native or -cross
"""
def get_targets(self):
tasks = []
it = self.contents.get_iter_first()
while it:
path = self.contents.get_path(it)
name = self.contents[path][self.COL_NAME]
stype = self.contents[path][self.COL_TYPE]
if not name.count('-native') and not name.count('-cross'):
tasks.append(name)
it = self.contents.iter_next(it)
return tasks
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