sugar-toolkit-gtk3/shell/view/clipboardicon.py

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# Copyright (C) 2007, Red Hat, Inc.
# Copyright (C) 2007, One Laptop Per Child
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#
# 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 logging
import os
import urlparse
import tempfile
from gettext import gettext as _
import gobject
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from sugar.graphics.canvasicon import CanvasIcon
from view.clipboardmenu import ClipboardMenu
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from sugar.graphics.xocolor import XoColor
from sugar.graphics import units
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from sugar.graphics import color
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from sugar.activity import activityfactory
from sugar.activity.bundle import Bundle
from sugar.clipboard import clipboardservice
from sugar import util
from sugar.datastore import datastore
from sugar.objects import mime
from sugar import profile
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class ClipboardIcon(CanvasIcon):
__gtype_name__ = 'SugarClipboardIcon'
__gproperties__ = {
'selected' : (bool, None, None, False,
gobject.PARAM_READWRITE)
}
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def __init__(self, popup_context, object_id, name):
CanvasIcon.__init__(self)
self._popup_context = popup_context
self._object_id = object_id
self._name = name
self._percent = 0
self._preview = None
self._activity = None
self._selected = False
self._hover = False
self.props.box_width = units.grid_to_pixels(1)
self.props.box_height = units.grid_to_pixels(1)
self.props.scale = units.STANDARD_ICON_SCALE
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self.props.xo_color = XoColor(profile.get_color().to_string())
self._menu = None
def do_set_property(self, pspec, value):
if pspec.name == 'selected':
self._set_selected(value)
self.emit_paint_needed(0, 0, -1, -1)
else:
CanvasIcon.do_set_property(self, pspec, value)
def do_get_property(self, pspec):
if pspec.name == 'selected':
return self._selected
else:
return CanvasIcon.do_get_property(self, pspec)
def _set_selected(self, selected):
self._selected = selected
if selected:
if not self._hover:
self.props.background_color = color.DESKTOP_BACKGROUND.get_int()
else:
self.props.background_color = color.TOOLBAR_BACKGROUND.get_int()
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def get_popup(self):
cb_service = clipboardservice.get_instance()
obj = cb_service.get_object(self._object_id)
formats = obj['FORMATS']
self._menu = ClipboardMenu(self._name, self._percent, self._preview,
self._activity,
formats[0] == 'application/vnd.olpc-x-sugar')
self._menu.connect('action', self._popup_action_cb)
return self._menu
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def get_popup_context(self):
return self._popup_context
def set_state(self, name, percent, icon_name, preview, activity):
cb_service = clipboardservice.get_instance()
obj = cb_service.get_object(self._object_id)
if obj['FORMATS'] and obj['FORMATS'][0] == 'application/vnd.olpc-x-sugar':
installable = True
else:
installable = False
self._name = name
self._percent = percent
self._preview = preview
self._activity = activity
self.set_property("icon_name", icon_name)
if self._menu:
self._menu.set_state(name, percent, preview, activity, installable)
if (activity or installable) and percent < 100:
self.props.xo_color = XoColor("#000000,#424242")
else:
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self.props.xo_color = XoColor(profile.get_color().to_string())
def _open_file(self):
if self._percent < 100:
return
# Get the file path
cb_service = clipboardservice.get_instance()
obj = cb_service.get_object(self._object_id)
formats = obj['FORMATS']
if len(formats) == 0:
return
if not self._activity and \
not formats[0] == 'application/vnd.olpc-x-sugar':
return
uri = cb_service.get_object_data(self._object_id, formats[0])['DATA']
if not uri.startswith('file://'):
return
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(scheme, netloc, path, params, query, fragment) = urlparse.urlparse(uri)
# FIXME: would be better to check for format.onDisk
try:
path_exists = os.path.exists(path)
except TypeError:
path_exists = False
if path_exists:
if self._activity:
activityfactory.create_with_uri(self._activity, uri)
else:
self._install_xo(path)
else:
logging.debug("Clipboard item file path %s didn't exist" % path)
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def _popup_action_cb(self, popup, menu_item):
action = menu_item.props.action_id
if action == ClipboardMenu.ACTION_STOP_DOWNLOAD:
raise "Stopping downloads still not implemented."
elif action == ClipboardMenu.ACTION_DELETE:
cb_service = clipboardservice.get_instance()
cb_service.delete_object(self._object_id)
elif action == ClipboardMenu.ACTION_OPEN:
self._open_file()
elif action == ClipboardMenu.ACTION_SAVE_TO_JOURNAL:
self._save_to_journal()
def get_object_id(self):
return self._object_id
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def prelight(self, enter):
if enter:
self._hover = True
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self.props.background_color = color.BLACK.get_int()
else:
self._hover = False
if self._selected:
self.props.background_color = color.DESKTOP_BACKGROUND.get_int()
else:
self.props.background_color = color.TOOLBAR_BACKGROUND.get_int()
def _install_xo(self, path):
bundle = Bundle(path)
if not bundle.is_installed():
bundle.install()
def _save_to_journal(self):
cb_service = clipboardservice.get_instance()
obj = cb_service.get_object(self._object_id)
if len(obj['FORMATS']) == 0:
return
if 'text/uri-list' in obj['FORMATS']:
data = cb_service.get_object_data(self._object_id, 'text/uri-list')
file_path = urlparse.urlparse(data['DATA']).path
mime_type = mime.get_for_file(file_path)
else:
# TODO: Find a way to choose the best mime-type from all the available.
mime_type = obj['FORMATS'][0]
data = cb_service.get_object_data(self._object_id, mime_type)
if data['ON_DISK']:
file_path = urlparse.urlparse(data['DATA']).path
else:
f, file_path = tempfile.mkstemp()
try:
os.write(f, data['data'])
finally:
os.close(f)
jobject = datastore.create()
jobject.metadata['title'] = _('Clipboard object: %s.') % obj['NAME']
jobject.metadata['keep'] = '0'
jobject.metadata['buddies'] = ''
jobject.metadata['preview'] = ''
jobject.metadata['icon-color'] = profile.get_color().to_string()
jobject.metadata['mime_type'] = mime_type
jobject.file_path = file_path
datastore.write(jobject)