private void NullableComboBox_KeyDown(object sender, KeyEventArgs e)
{
if (e != null)
{
if (e.Key == Key.Delete)
{
ComboBox comboBox = sender as ComboBox;
if (comboBox != null)
{
KStudioEventStream eventStream = comboBox.SelectedItem as KStudioEventStream;
if (eventStream != null)
{
EventStreamState ess = eventStream.UserState as EventStreamState;
if (ess != null)
{
if (ess.SelectedFilePlaybackStream != null)
{
EventStreamState ess2 = ess.SelectedFilePlaybackStream.UserState as EventStreamState;
if (ess2 != null)
{
e.Handled = true;
ess2.SelectedLivePlaybackStream = null;
}
}
}
}
}
}
}
}
public void SaveStreamSelection()
{
Debug.Assert(this.clipSource != null);
if (this.fileSettingsService != null)
{
XElement streamsElement = null;
if (this.targetAlias == null)
{
streamsElement = this.fileSettingsService.GetSettings(this.clipSource, "streams");
}
else
{
streamsElement = this.fileSettingsService.GetSettings(targetAlias, this.clipSource, "streams");
}
if (streamsElement != null)
{
streamsElement.RemoveNodes();
KStudioEventFile eventFile = this.clipSource as KStudioEventFile;
if (eventFile != null)
{
foreach (KStudioEventStream s in eventFile.EventStreams)
{
EventStreamState ess = s.UserState as EventStreamState;
if (ess != null)
{
if (ess.SelectedLivePlaybackStream != null)
{
XElement streamElement = new XElement("stream");
streamElement.SetAttributeValue("dataTypeId", s.DataTypeId);
streamElement.SetAttributeValue("fileSemanticId", s.SemanticId);
streamElement.SetAttributeValue("liveSemanticId", ess.SelectedLivePlaybackStream.SemanticId);
EventStreamState ess2 = ess.SelectedLivePlaybackStream.UserState as EventStreamState;
if (ess2 != null)
{
if (ess2.IsSelectedForTargetPlayback)
{
streamElement.SetAttributeValue("selected", true.ToString());
}
}
streamsElement.Add(streamElement);
}
}
}
}
}
}
}
private static string BuildRequirementsToolTip(KStudioEventStream stream, IEnumerable streams, KStudioEventStreamSelectorRequirementFlags process)
{
string value = null;
process = process &= KStudioEventStreamSelectorRequirementFlags.ProcessMask;
if ((stream != null) && (stream.EventStreamSelectorRequirements != null))
{
EventStreamState state = (EventStreamState)stream.UserState;
StringBuilder sb = new StringBuilder();
KStudioEventStreamIdentifier emptyIdentifier = new KStudioEventStreamIdentifier();
foreach (KStudioEventStreamSelectorRequirement requirement in stream.EventStreamSelectorRequirements)
{
if ((requirement.Flags & KStudioEventStreamSelectorRequirementFlags.ProcessMask) == process)
{
switch (requirement.Flags & KStudioEventStreamSelectorRequirementFlags.OperationMask)
{
case KStudioEventStreamSelectorRequirementFlags.OperationAll:
{
string temp = EventStreamState.GetStreamNames((KStudioEventStreamIdentifier)requirement.Identifier0, emptyIdentifier, streams);
if (!String.IsNullOrWhiteSpace(temp))
{
if (sb.Length > 0)
{
sb.AppendLine();
}
sb.AppendFormat(Strings.StreamRequirement_All_Format, temp);
}
}
{
string temp = EventStreamState.GetStreamNames((KStudioEventStreamIdentifier)requirement.Identifier1, emptyIdentifier, streams);
if (!String.IsNullOrWhiteSpace(temp))
{
if (sb.Length > 0)
{
sb.AppendLine();
}
sb.AppendFormat(Strings.StreamRequirement_All_Format, temp);
}
}
break;
case KStudioEventStreamSelectorRequirementFlags.OperationNone:
{
string temp = EventStreamState.GetStreamNames((KStudioEventStreamIdentifier)requirement.Identifier0, (KStudioEventStreamIdentifier)requirement.Identifier1, streams);
if (!String.IsNullOrWhiteSpace(temp))
{
if (sb.Length > 0)
{
sb.AppendLine();
}
sb.AppendFormat(Strings.StreamRequirement_None_Format, temp);
}
}
break;
case KStudioEventStreamSelectorRequirementFlags.OperationOr:
{
string temp = EventStreamState.GetStreamNames((KStudioEventStreamIdentifier)requirement.Identifier0, (KStudioEventStreamIdentifier)requirement.Identifier1, streams);
if (!String.IsNullOrWhiteSpace(temp))
{
if (sb.Length > 0)
{
sb.AppendLine();
}
sb.AppendFormat(Strings.StreamRequirement_Or_Format, temp);
}
}
break;
case KStudioEventStreamSelectorRequirementFlags.OperationXor:
{
string temp = EventStreamState.GetStreamNames((KStudioEventStreamIdentifier)requirement.Identifier0, (KStudioEventStreamIdentifier)requirement.Identifier1, streams);
if (!String.IsNullOrWhiteSpace(temp))
{
if (sb.Length > 0)
{
sb.AppendLine();
}
sb.AppendFormat(Strings.StreamRequirement_Xor_Format, temp);
}
}
break;
}
}
}
value = sb.ToString();
}
return(value);
}