void Application_KeyPress(object sender, KeyEventArgs e)
{
switch (e.KeyCode)
{
case KeyCode.Up:
_curColor = (_curColor + colors.Length - 1) % colors.Length;
UpdateHilight((Application)sender);
e.Handled = true;
break;
case KeyCode.Down:
_curColor = (_curColor + colors.Length + 1) % colors.Length;
UpdateHilight((Application)sender);
e.Handled = true;
break;
case KeyCode.Right:
byte[] savedData = new byte[1];
savedData[0] = (byte)_curColor;
TivoTree forwardParameters = new TivoTree();
forwardParameters.Add("entry", _curColor.ToString());
forwardParameters.Add("depth", _depth.ToString());
((Application)sender).TransitionForward(BaseUri, forwardParameters, savedData);
e.Handled = true;
break;
case KeyCode.Left:
TivoTree backParameters = new TivoTree();
backParameters.Add("return", _curColor.ToString());
backParameters.Add("depth", (_depth - 1).ToString());
((Application)sender).TransitionBack(backParameters);
e.Handled = true;
break;
}
}
internal static void WriteParameters(HmeConnection connection, TivoTree _parameters)
{
// TODO: values must be sorted when there is a child (ie, this is a dictionary entry)
foreach (string key in _parameters)
{
connection.Writer.Write(key);
if (_parameters.GetValueCount(key) == 0)
{
connection.Writer.Write(endMarker);
}
else
{
foreach (var child in _parameters.GetValues(key))
{
TivoTree childTree = child as TivoTree;
if (childTree == null)
{
connection.Writer.Write(stringMarker);
connection.Writer.Write(GetFirstAndOnly(child));
}
else
{
connection.Writer.Write(treeMarker);
WriteParameters(connection, childTree);
}
}
connection.Writer.Write(endMarker);
}
}
connection.Writer.Write(string.Empty);
}
public ReceiverTransition(string destination, Transition type, TivoTree parameters, byte[] savedData)
{
// back - destination and data ignored
// teleport - data ignored
_destination = destination;
_type = type;
_parameters = parameters;
_savedData = savedData;
}
public override void Read(HmeReader reader)
{
long streamId = reader.ReadInt64();
System.Diagnostics.Debug.Assert(_rootStreamId == streamId);
TivoTree currentLevel = _parameters;
ReadParameters(reader, currentLevel);
_data = reader.ReadBytes((int)reader.ReadInt64());
reader.ReadTerminator();
}
internal static void ReadParameters(HmeReader reader, TivoTree currentLevel)
{
for (string value = reader.ReadString(); value.Length != 0; value = reader.ReadString())
{
currentLevel.AddKey(value);
for (sbyte marker = reader.ReadSByte(); marker != endMarker; marker = reader.ReadSByte())
{
switch (marker)
{
case stringMarker:
currentLevel.Add(value, reader.ReadString());
break;
case treeMarker:
TivoTree tree = new TivoTree();
ReadParameters(reader, tree);
currentLevel.Add(value, tree);
break;
}
}
}
}