Beispiel #1
0
        private void DeviceAppeared (object o, DeviceArguments args)
        {
            Device device = new Device (args);

            Hyena.Log.DebugFormat ("device appeared: {0}, path: {1}", device.Uuid,
                args.DeviceProperties.GetStringValue ("DAVolumePath"));

            lock (this) {
                // only handle devices  which have a VolumePath (=MountPoint)
                if (!args.DeviceProperties.HasKey ("DAVolumePath")) {
                    return;
                }

                var protocol = args.DeviceProperties.GetStringValue ("DADeviceProtocol");

                IDevice new_device = null;
                if (!string.IsNullOrEmpty (protocol) && protocol == "USB") {
                    new_device = new UsbVolume (args);
                } else {
                   new_device = new Volume (args, null);
                }

                // avoid adding a device twice - might happen since DeviceAppeared and DeviceChanged both fire
                var old_device = devices.Where (v => { return v.Uuid == new_device.Uuid; }).FirstOrDefault ();
                if (old_device != null) {
                    return;
                }
                if (new_device != null) {
                    devices.Add (new_device);

                    // Notify that a device was added (i.e. to refresh device list)
                    DeviceAdded (this, new DeviceAddedArgs ((IDevice) new_device));
                }
            }
        }
Beispiel #2
0
        private void OnDeviceChanged(object o, DeviceArguments args)
        {
            Device device = new Device (args);

            Hyena.Log.DebugFormat ("device changed: {0}, path: {1}", device.Uuid,
                args.DeviceProperties.GetStringValue ("DAVolumePath"));

            lock (this) {
                var old_device = devices.Where (d => d.Uuid == device.Uuid).FirstOrDefault ();
                if (old_device != null) {
                    // a device that was currently attached has changed
                    // remove the device and immediately re-add it
                    devices.Remove (old_device);
                    var remove_handler = DeviceRemoved;
                    if (remove_handler != null) {
                        remove_handler (old_device, new DeviceRemovedArgs (old_device.Uuid));
                    }
                }

                // do not add device without a VolumePath (=MountPoint)
                if (!args.DeviceProperties.HasKey ("DAVolumePath")) {
                    return;
                }

                IDevice new_device = null;
                var protocol = args.DeviceProperties.GetStringValue ("DADeviceProtocol");
                if (!string.IsNullOrEmpty (protocol) && protocol == "USB") {
                    new_device = new UsbVolume (args);
                } else {
                    new_device = new Volume (args);
                }
                devices.Add (new_device);
                var added_handler = DeviceAdded;
                if (added_handler != null) {
                    added_handler (this, new DeviceAddedArgs ((IDevice)new_device));
                }
            }
        }