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# Copyright 2007 World Wide Workshop Foundation
#
# 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
#
# If you find this activity useful or end up using parts of it in one of your
# own creations we would love to hear from you at info@WorldWideWorkshop.org !
#
from gi.repository import Gtk, GObject, Pango
import os
from time import time
cwd = os.path.normpath(os.path.join(os.path.split(__file__)[0], '..'))
if os.path.exists(os.path.join(cwd, 'mamamedia_icons')):
# Local, no shared code, version
mmmpath = cwd
iconpath = os.path.join(mmmpath, 'mamamedia_icons')
else:
propfile = os.path.expanduser("~/.sugar/default/org.worldwideworkshop.olpc.MMMPath")
if os.path.exists(propfile):
mmmpath = file(propfile, 'rb').read()
else:
mmmpath = cwd
iconpath = os.path.join(mmmpath, 'icons')
from utils import load_image
class TimerWidget (Gtk.HBox):
__gsignals__ = {'timer_toggle' : (GObject.SIGNAL_RUN_LAST, GObject.TYPE_NONE, (bool,)),}
def __init__ (self, bg_color="#DD4040", fg_color="#4444FF", lbl_color="#DD4040", can_stop=True):
Gtk.HBox.__init__(self)
self.counter = Gtk.EventBox()
self.counter.modify_bg(Gtk.StateType.NORMAL, Gdk.color_parse(bg_color))
self.counter.set_size_request(120, -1)
hb = Gtk.HBox()
self.counter.add(hb)
self.lbl_time = Gtk.Label()
self.lbl_time.modify_fg(Gtk.StateType.NORMAL, Gdk.color_parse(lbl_color))
self.pack_start(self.lbl_time, False, True, 0)
self.time_label = Gtk.Label("--:--")
self.time_label.modify_fg(Gtk.StateType.NORMAL, Gdk.color_parse(fg_color))
hb.pack_start(self.time_label, False, False, 5)
self.prepare_icons()
self.icon = Gtk.Image()
self.icon.set_from_pixbuf(self.icons[1])
hb.pack_end(self.icon, False, False, 5)
self.pack_start(self.counter, False, True, 0)
self.connect("button-press-event", self.process_click)
self.start_time = 0
self.timer_id = None
self.finished = False
self.can_stop = can_stop
def set_label (self, label):
self.lbl_time.set_label(label)
def prepare_icons (self):
self.icons = []
self.icons.append(load_image(os.path.join(iconpath,"circle-x.svg")))
self.icons.append(load_image(os.path.join(iconpath,"circle-check.svg")))
def set_can_stop (self, can_stop):
self.can_stop = can_stop
def modify_bg(self, state, color):
self.foreach(lambda x: x is not self.counter and x.modify_bg(state, color))
def reset (self, auto_start=True):
self.set_sensitive(True)
self.finished = False
self.stop()
self.start_time = 0
if auto_start:
self.start()
def start (self):
if self.finished:
return
self.set_sensitive(True)
self.icon.set_from_pixbuf(self.icons[0])
if self.start_time is None:
self.start_time = time()
else:
self.start_time = time() - self.start_time
self.do_tick()
if self.timer_id is None:
self.timer_id = GObject.timeout_add(1000, self.do_tick)
self.emit('timer_toggle', True)
def stop (self, finished=False):
if not self.can_stop and not finished:
return
self.icon.set_from_pixbuf(self.icons[1])
if self.timer_id is not None:
GObject.source_remove(self.timer_id)
self.timer_id = None
self.start_time = time() - self.start_time
if not finished:
self.time_label.set_text("--:--")
else:
self.finished = True
self.emit('timer_toggle', False)
def process_click (self, btn, event):
if self.timer_id is None:
self.start()
else:
self.stop()
def is_running (self):
return self.timer_id is not None
def ellapsed (self):
if self.is_running():
return time() - self.start_time
else:
return self.start_time
def is_reset (self):
return not self.is_running() and self.start_time == 0
def do_tick (self):
t = time() - self.start_time
if t > 5999:
# wrap timer
t = 0
self.start_time = time()
self.time_label.set_text("%0.2i:%0.2i" % (t/60, t%60))
return True
def _freeze (self):
return (self.start_time, time(), self.finished, self.timer_id is None)
def _thaw (self, obj):
self.start_time, t, finished, stopped = obj
if self.start_time is not None:
if not stopped:
self.start_time = t - self.start_time
self.start()
return
self.start_time = time() - self.start_time
self.do_tick()
self.stop(finished)
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