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76 lines
2.3 KiB
Python
76 lines
2.3 KiB
Python
import dbus
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import gobject
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DBUS_SERVICE = "org.laptop.Clipboard"
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DBUS_INTERFACE = "org.laptop.Clipboard"
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DBUS_PATH = "/org/laptop/Clipboard"
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class ClipboardService(gobject.GObject):
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__gsignals__ = {
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'object-added': (gobject.SIGNAL_RUN_FIRST, gobject.TYPE_NONE,
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([str, str, str])),
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'object-deleted': (gobject.SIGNAL_RUN_FIRST, gobject.TYPE_NONE,
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([str])),
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'object-state-changed': (gobject.SIGNAL_RUN_FIRST, gobject.TYPE_NONE,
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([str, int])),
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}
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def __init__(self):
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gobject.GObject.__init__(self)
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self._dbus_service = None
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bus = dbus.SessionBus()
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bus.add_signal_receiver(self._name_owner_changed_cb,
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signal_name="NameOwnerChanged",
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dbus_interface="org.freedesktop.DBus")
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# Try to register to ClipboardService, if we fail, we'll try later.
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try:
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self._connect_clipboard_signals()
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except dbus.DBusException, exception:
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pass
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def _connect_clipboard_signals(self):
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bus = dbus.SessionBus()
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proxy_obj = bus.get_object(DBUS_SERVICE, DBUS_PATH)
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self._dbus_service = dbus.Interface(proxy_obj, DBUS_SERVICE)
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self._dbus_service.connect_to_signal('object_added',
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self._object_added_cb)
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self._dbus_service.connect_to_signal('object_deleted',
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self._object_deleted_cb)
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self._dbus_service.connect_to_signal('object_state_changed',
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self._object_state_changed_cb)
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def _name_owner_changed_cb(self, name, old, new):
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if name != DBUS_SERVICE:
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return
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if (not old and not len(old)) and (new and len(new)):
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# ClipboardService started up
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self._connect_clipboard_signals()
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def _object_added_cb(self, name, mimeType, fileName):
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self.emit('object-added', name, mimeType, fileName)
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def _object_deleted_cb(self, fileName):
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self.emit('object-deleted', fileName)
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def _object_state_changed_cb(self, fileName, percent):
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self.emit('object-state-changed', fileName, percent)
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def add_object(self, name, mimeType, fileName):
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self._dbus_service.add_object(name, mimeType, fileName)
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def delete_object(self, fileName):
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self._dbus_service.delete_object(fileName)
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def set_object_state(self, fileName, percent):
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self._dbus_service.set_object_state(fileName, percent)
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_clipboard_service = None
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def get_instance():
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global _clipboard_service
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if not _clipboard_service:
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_clipboard_service = ClipboardService()
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return _clipboard_service
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