139 lines
5.4 KiB
Python
139 lines
5.4 KiB
Python
# Copyright (C) 2006, Red Hat, Inc.
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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import logging
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import gobject
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import dbus
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import dbus.service
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from sugar import env
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from sugar import util
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from clipboardobject import ClipboardObject, Format
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NAME_KEY = 'NAME'
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PERCENT_KEY = 'PERCENT'
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ICON_KEY = 'ICON'
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PREVIEW_KEY = 'PREVIEW'
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ACTIVITY_KEY = 'ACTIVITY'
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FORMATS_KEY = 'FORMATS'
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class ClipboardDBusServiceHelper(dbus.service.Object):
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_CLIPBOARD_DBUS_INTERFACE = "org.laptop.Clipboard"
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_CLIPBOARD_OBJECT_PATH = "/org/laptop/Clipboard"
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def __init__(self, parent):
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self._parent = parent
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self._objects = {}
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bus = dbus.SessionBus()
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bus_name = dbus.service.BusName(self._CLIPBOARD_DBUS_INTERFACE, bus=bus)
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dbus.service.Object.__init__(self, bus_name, self._CLIPBOARD_OBJECT_PATH)
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# dbus methods
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@dbus.service.method(_CLIPBOARD_DBUS_INTERFACE,
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in_signature="ss", out_signature="")
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def add_object(self, object_id, name):
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self._objects[object_id] = ClipboardObject(object_id, name)
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self.object_added(object_id, name)
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logging.debug('Added object ' + object_id + ' with name ' + name)
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@dbus.service.method(_CLIPBOARD_DBUS_INTERFACE,
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in_signature="ssayb", out_signature="", byte_arrays=True)
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def add_object_format(self, object_id, format_type, data, on_disk):
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cb_object = self._objects[object_id]
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cb_object.add_format(Format(format_type, data, on_disk))
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if on_disk:
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logging.debug('Added format of type ' + format_type + ' with path at ' + data)
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else:
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logging.debug('Added in-memory format of type ' + format_type + '.')
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self.object_state_changed(object_id, {NAME_KEY: cb_object.get_name(),
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PERCENT_KEY: cb_object.get_percent(),
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ICON_KEY: cb_object.get_icon(),
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PREVIEW_KEY: cb_object.get_preview(),
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ACTIVITY_KEY: cb_object.get_activity()})
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@dbus.service.method(_CLIPBOARD_DBUS_INTERFACE,
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in_signature="s", out_signature="")
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def delete_object(self, object_id):
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del self._objects[object_id]
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self.object_deleted(object_id)
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logging.debug('Deleted object with object_id ' + object_id)
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@dbus.service.method(_CLIPBOARD_DBUS_INTERFACE,
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in_signature="si", out_signature="")
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def set_object_percent(self, object_id, percent):
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cb_object = self._objects[object_id]
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cb_object.set_percent(percent)
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self.object_state_changed(object_id, {NAME_KEY: cb_object.get_name(),
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PERCENT_KEY: percent,
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ICON_KEY: cb_object.get_icon(),
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PREVIEW_KEY: cb_object.get_preview(),
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ACTIVITY_KEY: cb_object.get_activity()})
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logging.debug('Changed object with object_id ' + object_id +
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' with percent ' + str(percent))
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@dbus.service.method(_CLIPBOARD_DBUS_INTERFACE,
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in_signature="s", out_signature="a{sv}")
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def get_object(self, object_id):
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cb_object = self._objects[object_id]
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formats = cb_object.get_formats()
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format_types = []
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for type, format in formats.iteritems():
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format_types.append(type)
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result_dict = {NAME_KEY: cb_object.get_name(),
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PERCENT_KEY: cb_object.get_percent(),
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ICON_KEY: cb_object.get_icon(),
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PREVIEW_KEY: cb_object.get_preview(),
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ACTIVITY_KEY: cb_object.get_activity(),
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FORMATS_KEY: format_types}
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return result_dict
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@dbus.service.method(_CLIPBOARD_DBUS_INTERFACE,
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in_signature="ss", out_signature="ay")
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def get_object_data(self, object_id, format_type):
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cb_object = self._objects[object_id]
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formats = cb_object.get_formats()
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return formats[format_type].get_data()
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# dbus signals
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@dbus.service.signal(_CLIPBOARD_DBUS_INTERFACE, signature="ss")
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def object_added(self, object_id, name):
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pass
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@dbus.service.signal(_CLIPBOARD_DBUS_INTERFACE, signature="s")
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def object_deleted(self, object_id):
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pass
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@dbus.service.signal(_CLIPBOARD_DBUS_INTERFACE, signature="sa{sv}")
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def object_state_changed(self, object_id, values):
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pass
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class ClipboardService(object):
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def __init__(self):
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self._dbus_helper = ClipboardDBusServiceHelper(self)
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def run(self):
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loop = gobject.MainLoop()
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try:
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loop.run()
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except KeyboardInterrupt:
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print 'Ctrl+C pressed, exiting...'
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