private urakawa.media.ExternalAudioMedia GetExternalAudioMedia(urakawa.core.TreeNode node)
{
List <urakawa.property.channel.Channel> channelsList = m_Presentation.ChannelsManager.GetChannelsByName(PUBLISH_AUDIO_CHANNEL_NAME);
if (channelsList == null || channelsList.Count == 0)
{
return(null);
}
if (channelsList == null || channelsList.Count > 1)
{
throw new System.Exception("more than one publish channel cannot exist");
}
Channel publishChannel = channelsList[0];
urakawa.property.channel.ChannelsProperty mediaProperty = node.GetProperty <ChannelsProperty>();
if (mediaProperty == null)
{
return(null);
}
return((ExternalAudioMedia)mediaProperty.GetMedia(publishChannel));
}
/// <summary>
/// Pre-visit action: If <see cref="Media"/> is present in <see cref="Channel"/> <see cref="ChannelToClear"/>,
/// this is removed and the child <see cref="TreeNode"/>s are not visited
/// </summary>
/// <param name="node">The <see cref="TreeNode"/> to visit</param>
/// <returns>
/// <c>false</c> if <see cref="Media"/> is found if <see cref="Channel"/> <see cref="ChannelToClear"/>,
/// <c>false</c> else
/// </returns>
public bool PreVisit(TreeNode node)
{
ChannelsProperty chProp = node.GetChannelsProperty();
if (chProp != null)
{
urakawa.media.Media m = null;
//try
//{
m = chProp.GetMedia(ChannelToClear);
// }
// catch (ChannelDoesNotExistException ex)
// {
//#if DEBUG
// Debugger.Break();
//#endif
// return false;
// }
if (m != null)
{
chProp.SetMedia(ChannelToClear, null);
}
}
return(true);
}
public override bool ValueEquals(WithPresentation other)
{
if (!base.ValueEquals(other))
{
return(false);
}
ChannelsProperty otherz = other as ChannelsProperty;
if (otherz == null)
{
return(false);
}
IList <Channel> chs = new List <Channel>(UsedChannels);
IList <Channel> otherChs = new List <Channel>(otherz.UsedChannels);
if (chs.Count != otherChs.Count)
{
//System.Diagnostics.Debug.Fail("! ValueEquals !");
return(false);
}
foreach (Channel ch in chs)
{
Channel otherCh = null;
foreach (Channel ch2 in otherChs)
{
if (ch.Uid == ch2.Uid)
{
otherCh = ch2;
break;
}
}
if (otherCh == null)
{
//System.Diagnostics.Debug.Fail("! ValueEquals !");
return(false);
}
if (!GetMedia(ch).ValueEquals(otherz.GetMedia(otherCh)))
{
//System.Diagnostics.Debug.Fail("! ValueEquals !");
return(false);
}
}
return(true);
}