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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 gobject
from bb.ui.crumbs.progress import ProgressBar
progress_total = 0
class HobHandler(gobject.GObject):
"""
This object does BitBake event handling for the hob gui.
"""
__gsignals__ = {
"machines-updated" : (gobject.SIGNAL_RUN_LAST,
gobject.TYPE_NONE,
(gobject.TYPE_PYOBJECT,)),
"distros-updated" : (gobject.SIGNAL_RUN_LAST,
gobject.TYPE_NONE,
(gobject.TYPE_PYOBJECT,)),
"generating-data" : (gobject.SIGNAL_RUN_LAST,
gobject.TYPE_NONE,
()),
"data-generated" : (gobject.SIGNAL_RUN_LAST,
gobject.TYPE_NONE,
())
}
def __init__(self, taskmodel, server):
gobject.GObject.__init__(self)
self.model = taskmodel
self.server = server
self.current_command = None
self.building = False
self.command_map = {
"findConfigFilesDistro" : ("findConfigFiles", "MACHINE", "findConfigFilesMachine"),
"findConfigFilesMachine" : ("generateTargetsTree", "classes/image.bbclass", None),
"generateTargetsTree" : (None, None, None),
}
def run_next_command(self):
# FIXME: this is ugly and I *will* replace it
if self.current_command:
next_cmd = self.command_map[self.current_command]
command = next_cmd[0]
argument = next_cmd[1]
self.current_command = next_cmd[2]
if command == "generateTargetsTree":
self.emit("generating-data")
self.server.runCommand([command, argument])
def handle_event(self, event, running_build, pbar=None):
if not event:
return
# If we're running a build, use the RunningBuild event handler
if self.building:
running_build.handle_event(event)
elif isinstance(event, bb.event.TargetsTreeGenerated):
self.emit("data-generated")
if event._model:
self.model.populate(event._model)
elif isinstance(event, bb.event.ConfigFilesFound):
var = event._variable
if var == "distro":
distros = event._values
distros.sort()
self.emit("distros-updated", distros)
elif var == "machine":
machines = event._values
machines.sort()
self.emit("machines-updated", machines)
elif isinstance(event, bb.command.CommandCompleted):
self.run_next_command()
elif isinstance(event, bb.event.CacheLoadStarted) and pbar:
pbar.set_title("Loading cache")
bb.ui.crumbs.hobeventhandler.progress_total = event.total
pbar.update(0, bb.ui.crumbs.hobeventhandler.progress_total)
elif isinstance(event, bb.event.CacheLoadProgress) and pbar:
pbar.update(event.current, bb.ui.crumbs.hobeventhandler.progress_total)
elif isinstance(event, bb.event.CacheLoadCompleted) and pbar:
pbar.update(bb.ui.crumbs.hobeventhandler.progress_total, bb.ui.crumbs.hobeventhandler.progress_total)
elif isinstance(event, bb.event.ParseStarted) and pbar:
pbar.set_title("Processing recipes")
bb.ui.crumbs.hobeventhandler.progress_total = event.total
pbar.update(0, bb.ui.crumbs.hobeventhandler.progress_total)
elif isinstance(event, bb.event.ParseProgress) and pbar:
pbar.update(event.current, bb.ui.crumbs.hobeventhandler.progress_total)
elif isinstance(event, bb.event.ParseCompleted) and pbar:
pbar.hide()
return
def event_handle_idle_func (self, eventHandler, running_build, pbar):
# Consume as many messages as we can in the time available to us
event = eventHandler.getEvent()
while event:
self.handle_event(event, running_build, pbar)
event = eventHandler.getEvent()
return True
def set_machine(self, machine):
self.server.runCommand(["setVariable", "MACHINE", machine])
self.current_command = "findConfigFilesMachine"
self.emit("generating-data")
self.run_next_command()
def set_distro(self, distro):
self.server.runCommand(["setVariable", "DISTRO", distro])
def run_build(self, targets):
self.building = True
self.server.runCommand(["buildTargets", targets, "build"])
def cancel_build(self):
# Note: this may not be the right way to stop an in-progress build
self.server.runCommand(["stateStop"])
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