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/*
* Jitsi, the OpenSource Java VoIP and Instant Messaging client.
*
* Copyright @ 2015 Atlassian Pty Ltd
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package net.java.sip.communicator.impl.neomedia;
import java.beans.*;
import java.util.*;
import javax.media.*;
import net.java.sip.communicator.service.gui.*;
import org.jitsi.impl.neomedia.device.*;
import org.jitsi.service.resources.*;
/**
* A listener to the click on the popup message concerning audio
* device configuration changes.
*
* @author Vincent Lucas
*/
public class AudioDeviceConfigurationListener
extends AbstractDeviceConfigurationListener
{
/**
* The last <tt>PropertyChangeEvent</tt> about an audio capture device which
* has been received.
*/
private PropertyChangeEvent capturePropertyChangeEvent;
/**
* The last <tt>PropertyChangeEvent</tt> about an audio notification device
* which has been received.
*/
private PropertyChangeEvent notifyPropertyChangeEvent;
/**
* The last <tt>PropertyChangeEvent</tt> about an audio playback device
* which has been received.
*/
private PropertyChangeEvent playbackPropertyChangeEvent;
/**
* Creates a listener to the click on the popup message concerning audio
* device configuration changes.
*
* @param configurationForm The audio or video configuration form.
*/
public AudioDeviceConfigurationListener(
ConfigurationForm configurationForm)
{
super(configurationForm);
}
/**
* Notifies this instance that a property related to the configuration of
* devices has had its value changed and thus signals that an audio device
* may have been plugged or unplugged.
*
* @param ev a <tt>PropertyChangeEvent</tt> which describes the name of the
* property whose value has changed and the old and new values of that
* property
*/
@Override
public void propertyChange(PropertyChangeEvent ev)
{
String propertyName = ev.getPropertyName();
/*
* The list of available capture, notification and/or playback devices
* has changes.
*/
if (DeviceConfiguration.PROP_AUDIO_SYSTEM_DEVICES.equals(propertyName))
{
@SuppressWarnings("unchecked")
List<CaptureDeviceInfo> oldDevices
= (List<CaptureDeviceInfo>) ev.getOldValue();
@SuppressWarnings("unchecked")
List<CaptureDeviceInfo> newDevices
= (List<CaptureDeviceInfo>) ev.getNewValue();
if (oldDevices.isEmpty())
oldDevices = null;
if (newDevices.isEmpty())
newDevices = null;
String title;
ResourceManagementService r = NeomediaActivator.getResources();
List<CaptureDeviceInfo> devices;
boolean removal;
// At least one new device has been connected.
if(newDevices != null)
{
title
= r.getI18NString(
"impl.media.configform.AUDIO_DEVICE_CONNECTED");
devices = newDevices;
removal = false;
}
/*
* At least one old device has been disconnected and no new device
* has been connected.
*/
else if(oldDevices != null)
{
title
= r.getI18NString(
"impl.media.configform.AUDIO_DEVICE_DISCONNECTED");
devices = oldDevices;
removal = true;
}
else
{
/*
* Neither a new device has been connected nor an old device has
* been disconnected. Why are we even here in the first place
* anyway?
*/
capturePropertyChangeEvent = null;
notifyPropertyChangeEvent = null;
playbackPropertyChangeEvent = null;
return;
}
StringBuilder body = new StringBuilder();
for (CaptureDeviceInfo device : devices)
body.append(device.getName()).append("\r\n");
DeviceConfiguration devConf = (DeviceConfiguration) ev.getSource();
AudioSystem audioSystem = devConf.getAudioSystem();
boolean selectedHasChanged = false;
if (audioSystem != null)
{
if(capturePropertyChangeEvent != null)
{
CaptureDeviceInfo cdi
= audioSystem.getSelectedDevice(
AudioSystem.DataFlow.CAPTURE);
if ((cdi != null)
&& !cdi.equals(
capturePropertyChangeEvent.getOldValue()))
{
body.append("\r\n")
.append(r.getI18NString(
"impl.media.configform.AUDIO_DEVICE_SELECTED_AUDIO_IN"))
.append("\r\n\t")
.append(cdi.getName());
selectedHasChanged = true;
}
}
if(playbackPropertyChangeEvent != null)
{
CaptureDeviceInfo cdi
= audioSystem.getSelectedDevice(
AudioSystem.DataFlow.PLAYBACK);
if ((cdi != null)
&& !cdi.equals(
playbackPropertyChangeEvent.getOldValue()))
{
body.append("\r\n")
.append(r.getI18NString(
"impl.media.configform.AUDIO_DEVICE_SELECTED_AUDIO_OUT"))
.append("\r\n\t")
.append(cdi.getName());
selectedHasChanged = true;
}
}
if(notifyPropertyChangeEvent != null)
{
CaptureDeviceInfo cdi
= audioSystem.getSelectedDevice(
AudioSystem.DataFlow.NOTIFY);
if ((cdi != null)
&& !cdi.equals(
notifyPropertyChangeEvent.getOldValue()))
{
body.append("\r\n")
.append(r.getI18NString(
"impl.media.configform.AUDIO_DEVICE_SELECTED_AUDIO_NOTIFICATIONS"))
.append("\r\n\t")
.append(cdi.getName());
selectedHasChanged = true;
}
}
}
capturePropertyChangeEvent = null;
notifyPropertyChangeEvent = null;
playbackPropertyChangeEvent = null;
/*
* If an old device has been disconnected and no new device has been
* connected, show a notification only if any selected device has
* changed.
*/
if (!removal || selectedHasChanged)
{
showPopUpNotification(
title,
body.toString(),
NeomediaActivator.DEVICE_CONFIGURATION_HAS_CHANGED);
}
}
/*
* A new capture, notification or playback devices has been selected.
* We will not show a notification, we will remember to report the
* change after the batch of changes completes.
*/
else if(CaptureDevices.PROP_DEVICE.equals(propertyName))
{
capturePropertyChangeEvent = ev;
}
else if(NotifyDevices.PROP_DEVICE.equals(propertyName))
{
notifyPropertyChangeEvent = ev;
}
else if(PlaybackDevices.PROP_DEVICE.equals(propertyName))
{
playbackPropertyChangeEvent = ev;
}
}
}
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