sugar-toolkit-gtk3/shell/intro/intro.py

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2007-02-25 23:53:10 +01:00
# Copyright (C) 2007, Red Hat, Inc.
#
# 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
import gtk, gobject
import dbus
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import hippo
import logging
from gettext import gettext as _
import os
from ConfigParser import ConfigParser
from sugar import env
from sugar.graphics import units
from sugar.graphics import style
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from sugar.graphics import color
from sugar.graphics import iconbutton
import colorpicker
_VIDEO_WIDTH = units.points_to_pixels(160)
_VIDEO_HEIGHT = units.points_to_pixels(120)
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class IntroImage(gtk.EventBox):
__gtype_name__ = "IntroImage"
def __init__(self, **kwargs):
gtk.EventBox.__init__(self, **kwargs)
self._image = gtk.Image()
self.add(self._image)
def set_pixbuf(self, pixbuf):
if pixbuf:
self._image.set_from_pixbuf(pixbuf)
else:
self._image.clear()
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class IntroFallbackVideo(gtk.EventBox):
__gtype_name__ = "IntroFallbackVideo"
__gsignals__ = {
'pixbuf': (gobject.SIGNAL_RUN_FIRST, gobject.TYPE_NONE, ([gobject.TYPE_PYOBJECT])),
}
def __init__(self, **kwargs):
gtk.EventBox.__init__(self, **kwargs)
self._image = gtk.Image()
self._image.set_from_stock(gtk.STOCK_OPEN, -1)
self.add(self._image)
self._image.show()
self.connect('button-press-event', self._button_press_event_cb)
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def play(self):
pass
def stop(self):
pass
def _button_press_event_cb(self, widget, event):
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filt = gtk.FileFilter()
filt.add_pixbuf_formats()
chooser = gtk.FileChooserDialog(_("Pick a buddy picture"), \
buttons=(gtk.STOCK_CANCEL, gtk.RESPONSE_REJECT, gtk.STOCK_OK, gtk.RESPONSE_ACCEPT))
chooser.set_filter(filt)
resp = chooser.run()
if resp == gtk.RESPONSE_ACCEPT:
fname = chooser.get_filename()
self.load_image(fname)
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chooser.hide()
chooser.destroy()
return True
def load_image(self, path):
pixbuf = gtk.gdk.pixbuf_new_from_file(path)
self.emit('pixbuf', pixbuf)
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class VideoBox(hippo.CanvasBox, hippo.CanvasItem):
__gtype_name__ = "SugarVideoBox"
def __init__(self, **kwargs):
hippo.CanvasBox.__init__(self, **kwargs)
self.props.orientation = hippo.ORIENTATION_HORIZONTAL
self._pixbuf = None
self._label = hippo.CanvasText(text=_("My Picture:"),
xalign=hippo.ALIGNMENT_START,
padding_right=units.grid_to_pixels(0.5))
self._label.props.color = color.LABEL_TEXT.get_int()
self._label.props.font_desc = style.FONT_NORMAL.get_pango_desc()
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self.append(self._label)
# check for camera and if not generate a .jpg
has_webcam = False
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try:
sys_bus = dbus.SystemBus()
hal_obj = sys_bus.get_object ('org.freedesktop.Hal', '/org/freedesktop/Hal/Manager')
hal = dbus.Interface (hal_obj, 'org.freedesktop.Hal.Manager')
udis = hal.FindDeviceByCapability ('video4linux')
# check for the olpc specific camera
if not udis:
udis = hal.FindDeviceStringMatch('info.linux.driver','cafe1000-ccic')
if udis:
has_webcam = True
finally:
if has_webcam:
import glive
self._video = glive.LiveVideoSlot(_VIDEO_WIDTH, _VIDEO_HEIGHT)
else:
self._video = IntroFallbackVideo()
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self._video.set_size_request(_VIDEO_WIDTH, _VIDEO_HEIGHT)
self._video.connect('pixbuf', self._new_pixbuf_cb)
self._video_widget = hippo.CanvasWidget()
self._video_widget.props.widget = self._video
self.append(self._video_widget)
gobject.idle_add(self._video.play)
self._img = IntroImage()
self._img.set_size_request(_VIDEO_WIDTH, _VIDEO_HEIGHT)
self._img.connect('button-press-event', self._clear_image_cb)
self._img_widget = hippo.CanvasWidget()
self._img_widget.props.widget = self._img
if not has_webcam:
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path = os.path.join(os.path.dirname(__file__),
'default-picture.png')
self._video.load_image(path)
def _clear_image_cb(self, widget, event):
del self._pixbuf
self._pixbuf = None
self.remove(self._img_widget)
self._img.set_pixbuf(None)
self.append(self._video_widget)
self._video.play()
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def _new_pixbuf_cb(self, widget, pixbuf):
if self._pixbuf:
del self._pixbuf
self._pixbuf = pixbuf
self._video.stop()
self.remove(self._video_widget)
scaled = pixbuf.scale_simple(_VIDEO_WIDTH, _VIDEO_HEIGHT, gtk.gdk.INTERP_BILINEAR)
self._img.set_pixbuf(scaled)
self._img.show_all()
self.append(self._img_widget)
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def get_pixbuf(self):
return self._pixbuf
class EntryBox(hippo.CanvasBox, hippo.CanvasItem):
__gtype_name__ = "SugarEntryBox"
def __init__(self, **kwargs):
hippo.CanvasBox.__init__(self, **kwargs)
self.props.orientation = hippo.ORIENTATION_HORIZONTAL
self._label = hippo.CanvasText(text=_("My Name:"),
xalign=hippo.ALIGNMENT_START,
padding_right=units.grid_to_pixels(0.5))
self._label.props.color = color.LABEL_TEXT.get_int()
self._label.props.font_desc = style.FONT_NORMAL.get_pango_desc()
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self.append(self._label)
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self._entry = gtk.Entry()
self._entry.set_max_length(45)
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entry_item = hippo.CanvasWidget(widget=self._entry)
self.append(entry_item)
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def get_text(self):
return self._entry.props.text
def flash_label(self):
"""Briefly flashes the label to draw the user's attention to the
control"""
old_fg_color = color.LABEL_TEXT.get_int()
old_bg_color = 0x000000ff # background color set above
r,g,b,a = color.LABEL_TEXT.get_rgba()
fg_opposite = color.RGBColor(1 - r, 1 - g, 1 - b)
bg_opposite = color.RGBColor(1, 1, 1)
self._label.props.color = fg_opposite.get_int()
self._label.props.background_color = bg_opposite.get_int()
gobject.timeout_add(200, self._flash_reset, old_fg_color, old_bg_color)
def _flash_reset(self, old_fg_color, old_bg_color):
self._label.props.color = old_fg_color
self._label.props.background_color = old_bg_color
return False
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class ColorBox(hippo.CanvasBox, hippo.CanvasItem):
__gtype_name__ = "SugarColorBox"
def __init__(self, **kwargs):
hippo.CanvasBox.__init__(self, **kwargs)
self.props.orientation = hippo.ORIENTATION_HORIZONTAL
self._color = None
self._label = hippo.CanvasText(text=_("My Color:"),
xalign=hippo.ALIGNMENT_START,
padding_right=units.grid_to_pixels(0.5))
self._label.props.color = color.LABEL_TEXT.get_int()
self._label.props.font_desc = style.FONT_NORMAL.get_pango_desc()
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self.append(self._label)
self._cp = colorpicker.ColorPicker()
self._cp.connect('color', self._new_color_cb)
self.append(self._cp)
self._color = self._cp.get_color()
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def _new_color_cb(self, widget, color):
self._color = color
def get_color(self):
return self._color
class IntroBox(hippo.CanvasBox, hippo.CanvasItem):
__gtype_name__ = 'SugarIntroBox'
__gsignals__ = {
'ok': (gobject.SIGNAL_RUN_FIRST, gobject.TYPE_NONE,
([gobject.TYPE_PYOBJECT, gobject.TYPE_PYOBJECT, gobject.TYPE_PYOBJECT]))
}
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def __init__(self, **kwargs):
hippo.CanvasBox.__init__(self, **kwargs)
self._pixbuf = None
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#self._video_box = VideoBox(xalign=hippo.ALIGNMENT_CENTER,
# yalign=hippo.ALIGNMENT_START,
# padding_bottom=units.grid_to_pixels(0.5))
#self.append(self._video_box)
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self._entry_box = EntryBox(xalign=hippo.ALIGNMENT_CENTER,
padding_bottom=units.grid_to_pixels(0.5))
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self.append(self._entry_box)
self._color_box = ColorBox(xalign=hippo.ALIGNMENT_CENTER,
padding_bottom=units.grid_to_pixels(0.5))
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self.append(self._color_box)
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self._ok = iconbutton.IconButton(icon_name="theme:go-next",
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padding_bottom=units.grid_to_pixels(0.5))
self._ok.connect('activated', self._ok_activated)
self.append(self._ok)
def _ok_activated(self, item):
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#pixbuf = self._video_box.get_pixbuf()
path = os.path.join(os.path.dirname(__file__),
'default-picture.png')
pixbuf = gtk.gdk.pixbuf_new_from_file(path)
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name = self._entry_box.get_text()
color = self._color_box.get_color()
name = self._check_nickname(name)
if name is None:
self._entry_box.flash_label()
return
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if not pixbuf or not name or not color:
print "not one of pixbuf(%r), name(%r), or color(%r)"
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return
self.emit('ok', pixbuf, name, color)
def _check_nickname(self, name):
"""Returns None if a bad nickname, returns the corrected nickname
otherwise"""
if name is None:
return None
name = name.strip()
if len(name) == 0:
return None
return name
class IntroWindow(gtk.Window):
def __init__(self):
gtk.Window.__init__(self)
self.set_default_size(gtk.gdk.screen_width(),
gtk.gdk.screen_height())
self.realize()
self.window.set_type_hint(gtk.gdk.WINDOW_TYPE_HINT_DESKTOP)
self._canvas = hippo.Canvas()
self._intro_box = IntroBox(background_color=0x000000ff,
yalign=hippo.ALIGNMENT_START,
padding_top=units.grid_to_pixels(2),
padding_left=units.grid_to_pixels(3),
padding_right=units.grid_to_pixels(3))
self._intro_box.connect('ok', self._ok_cb)
self._canvas.set_root(self._intro_box)
self.add(self._canvas)
self._canvas.show_all()
def _ok_cb(self, widget, pixbuf, name, color):
self.hide()
gobject.idle_add(self._create_profile, pixbuf, name, color)
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def _create_profile(self, pixbuf, name, color):
# Save the buddy icon
icon_path = os.path.join(env.get_profile_path(), "buddy-icon.jpg")
scaled = pixbuf.scale_simple(200, 200, gtk.gdk.INTERP_BILINEAR)
pixbuf.save(icon_path, "jpeg", {"quality":"85"})
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cp = ConfigParser()
section = 'Buddy'
if not cp.has_section(section):
cp.add_section(section)
# encode nickname to ascii-safe characters
cp.set(section, 'NickName', name.encode("utf-8"))
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cp.set(section, 'Color', color.to_string())
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section = 'Server'
if not cp.has_section(section):
cp.add_section(section)
cp.set(section, 'Server', 'olpc.collabora.co.uk')
cp.set(section, 'Registered', 'False')
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config_path = os.path.join(env.get_profile_path(), 'config')
f = open(config_path, 'w')
cp.write(f)
f.close()
# Generate keypair
import commands
keypath = os.path.join(env.get_profile_path(), "owner.key")
cmd = "ssh-keygen -q -t dsa -f %s -C '' -N ''" % keypath
(s, o) = commands.getstatusoutput(cmd)
if s != 0:
logging.error("Could not generate key pair: %d" % s)
gtk.main_quit()
return False
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if __name__ == "__main__":
w = IntroWindow()
w.show_all()
w.connect('destroy', gtk.main_quit)
gtk.main()