/// <summary> This procedure is invoked to process the "fconfigure" Tcl command.
/// See the user documentation for details on what it does.
///
/// </summary>
/// <param name="interp">the current interpreter.
/// </param>
/// <param name="argv">command arguments.
/// </param>
public TCL.CompletionCode cmdProc(Interp interp, TclObject[] argv)
{
Channel chan; // The channel being operated on this method
if ((argv.Length < 2) || (((argv.Length % 2) == 1) && (argv.Length != 3)))
{
throw new TclNumArgsException(interp, 1, argv, "channelId ?optionName? ?value? ?optionName value?...");
}
chan = TclIO.getChannel(interp, argv[1].ToString());
if (chan == null)
{
throw new TclException(interp, "can not find channel named \"" + argv[1].ToString() + "\"");
}
if (argv.Length == 2)
{
// return list of all name/value pairs for this channelId
TclObject list = TclList.newInstance();
TclList.append(interp, list, TclString.newInstance("-blocking"));
TclList.append(interp, list, TclBoolean.newInstance(chan.Blocking));
TclList.append(interp, list, TclString.newInstance("-buffering"));
TclList.append(interp, list, TclString.newInstance(TclIO.getBufferingString(chan.Buffering)));
TclList.append(interp, list, TclString.newInstance("-buffersize"));
TclList.append(interp, list, TclInteger.newInstance(chan.BufferSize));
// -encoding
TclList.append(interp, list, TclString.newInstance("-encoding"));
System.Text.Encoding javaEncoding = chan.Encoding;
string tclEncoding;
if ((System.Object)javaEncoding == null)
{
tclEncoding = "binary";
}
else
{
tclEncoding = EncodingCmd.getTclName(javaEncoding);
}
TclList.append(interp, list, TclString.newInstance(tclEncoding));
// -eofchar
TclList.append(interp, list, TclString.newInstance("-eofchar"));
if (chan.ReadOnly)
{
char eofChar = chan.InputEofChar;
TclList.append(interp, list, (eofChar == 0) ? TclString.newInstance("") : TclString.newInstance(eofChar));
}
else if (chan.WriteOnly)
{
char eofChar = chan.OutputEofChar;
TclList.append(interp, list, (eofChar == 0) ? TclString.newInstance("") : TclString.newInstance(eofChar));
}
else if (chan.ReadWrite)
{
char inEofChar = chan.InputEofChar;
char outEofChar = chan.OutputEofChar;
TclObject eofchar_pair = TclList.newInstance();
TclList.append(interp, eofchar_pair, (inEofChar == 0) ? TclString.newInstance("") : TclString.newInstance(inEofChar));
TclList.append(interp, eofchar_pair, (outEofChar == 0) ? TclString.newInstance("") : TclString.newInstance(outEofChar));
TclList.append(interp, list, eofchar_pair);
}
else
{
// Not readable or writeable, do nothing
}
// -translation
TclList.append(interp, list, TclString.newInstance("-translation"));
if (chan.ReadOnly)
{
TclList.append(interp, list, TclString.newInstance(TclIO.getTranslationString(chan.InputTranslation)));
}
else if (chan.WriteOnly)
{
TclList.append(interp, list, TclString.newInstance(TclIO.getTranslationString(chan.OutputTranslation)));
}
else if (chan.ReadWrite)
{
TclObject translation_pair = TclList.newInstance();
TclList.append(interp, translation_pair, TclString.newInstance(TclIO.getTranslationString(chan.InputTranslation)));
TclList.append(interp, translation_pair, TclString.newInstance(TclIO.getTranslationString(chan.OutputTranslation)));
TclList.append(interp, list, translation_pair);
}
else
{
// Not readable or writeable, do nothing
}
interp.setResult(list);
}
if (argv.Length == 3)
{
// return value for supplied name
int index = TclIndex.get(interp, argv[2], validCmds, "option", 0);
switch (index)
{
case OPT_BLOCKING:
{
// -blocking
interp.setResult(chan.Blocking);
break;
}
case OPT_BUFFERING:
{
// -buffering
interp.setResult(TclIO.getBufferingString(chan.Buffering));
break;
}
case OPT_BUFFERSIZE:
{
// -buffersize
interp.setResult(chan.BufferSize);
break;
}
case OPT_ENCODING:
{
// -encoding
System.Text.Encoding javaEncoding = chan.Encoding;
if ((System.Object)javaEncoding == null)
{
interp.setResult("binary");
}
else
{
interp.setResult(EncodingCmd.getTclName(javaEncoding));
}
break;
}
case OPT_EOFCHAR:
{
// -eofchar
if (chan.ReadOnly)
{
char eofChar = chan.InputEofChar;
interp.setResult((eofChar == 0) ? TclString.newInstance("") : TclString.newInstance(eofChar));
}
else if (chan.WriteOnly)
{
char eofChar = chan.OutputEofChar;
interp.setResult((eofChar == 0) ? TclString.newInstance("") : TclString.newInstance(eofChar));
}
else if (chan.ReadWrite)
{
char inEofChar = chan.InputEofChar;
char outEofChar = chan.OutputEofChar;
TclObject eofchar_pair = TclList.newInstance();
TclList.append(interp, eofchar_pair, (inEofChar == 0) ? TclString.newInstance("") : TclString.newInstance(inEofChar));
TclList.append(interp, eofchar_pair, (outEofChar == 0) ? TclString.newInstance("") : TclString.newInstance(outEofChar));
interp.setResult(eofchar_pair);
}
else
{
// Not readable or writeable, do nothing
}
break;
}
case OPT_TRANSLATION:
{
// -translation
if (chan.ReadOnly)
{
interp.setResult(TclIO.getTranslationString(chan.InputTranslation));
}
else if (chan.WriteOnly)
{
interp.setResult(TclIO.getTranslationString(chan.OutputTranslation));
}
else if (chan.ReadWrite)
{
TclObject translation_pair = TclList.newInstance();
TclList.append(interp, translation_pair, TclString.newInstance(TclIO.getTranslationString(chan.InputTranslation)));
TclList.append(interp, translation_pair, TclString.newInstance(TclIO.getTranslationString(chan.OutputTranslation)));
interp.setResult(translation_pair);
}
else
{
// Not readable or writeable, do nothing
}
break;
}
default:
{
throw new TclRuntimeError("Fconfigure.cmdProc() error: " + "incorrect index returned from TclIndex.get()");
}
}
}
for (int i = 3; i < argv.Length; i += 2)
{
// Iterate through the list setting the name with the
// corresponding value.
int index = TclIndex.get(interp, argv[i - 1], validCmds, "option", 0);
switch (index)
{
case OPT_BLOCKING:
{
// -blocking
chan.Blocking = TclBoolean.get(interp, argv[i]);
break;
}
case OPT_BUFFERING:
{
// -buffering
int id = TclIO.getBufferingID(argv[i].ToString());
if (id == -1)
{
throw new TclException(interp, "bad value for -buffering: must be " + "one of full, line, or none");
}
chan.Buffering = id;
break;
}
case OPT_BUFFERSIZE:
{
// -buffersize
chan.BufferSize = TclInteger.get(interp, argv[i]);
break;
}
case OPT_ENCODING:
{
// -encoding
string tclEncoding = argv[i].ToString();
if (tclEncoding.Equals("") || tclEncoding.Equals("binary"))
{
chan.Encoding = null;
}
else
{
System.Text.Encoding javaEncoding = EncodingCmd.getJavaName(tclEncoding);
if ((System.Object)javaEncoding == null)
{
throw new TclException(interp, "unknown encoding \"" + tclEncoding + "\"");
}
chan.Encoding = javaEncoding;
}
break;
}
case OPT_EOFCHAR:
{
// -eofchar
TclList.setListFromAny(interp, argv[i]);
int length = TclList.getLength(interp, argv[i]);
if (length > 2)
{
throw new TclException(interp, "bad value for -eofchar: " + "should be a list of zero, one, or two elements");
}
char inputEofChar, outputEofChar;
string s;
if (length == 0)
{
inputEofChar = outputEofChar = (char)(0);
}
else if (length == 1)
{
s = TclList.index(interp, argv[i], 0).ToString();
inputEofChar = outputEofChar = s[0];
}
else
{
s = TclList.index(interp, argv[i], 0).ToString();
inputEofChar = s[0];
s = TclList.index(interp, argv[i], 1).ToString();
outputEofChar = s[0];
}
chan.InputEofChar = inputEofChar;
chan.OutputEofChar = outputEofChar;
break;
}
case OPT_TRANSLATION:
{
// -translation
TclList.setListFromAny(interp, argv[i]);
int length = TclList.getLength(interp, argv[i]);
if (length < 1 || length > 2)
{
throw new TclException(interp, "bad value for -translation: " + "must be a one or two element list");
}
string inputTranslationArg, outputTranslationArg;
int inputTranslation, outputTranslation;
if (length == 2)
{
inputTranslationArg = TclList.index(interp, argv[i], 0).ToString();
inputTranslation = TclIO.getTranslationID(inputTranslationArg);
outputTranslationArg = TclList.index(interp, argv[i], 1).ToString();
outputTranslation = TclIO.getTranslationID(outputTranslationArg);
}
else
{
outputTranslationArg = inputTranslationArg = argv[i].ToString();
outputTranslation = inputTranslation = TclIO.getTranslationID(outputTranslationArg);
}
if ((inputTranslation == -1) || (outputTranslation == -1))
{
throw new TclException(interp, "bad value for -translation: " + "must be one of auto, binary, cr, lf, " + "crlf, or platform");
}
if (outputTranslation == TclIO.TRANS_AUTO)
{
outputTranslation = TclIO.TRANS_PLATFORM;
}
if (chan.ReadOnly)
{
chan.InputTranslation = inputTranslation;
if (inputTranslationArg.Equals("binary"))
{
chan.Encoding = null;
}
}
else if (chan.WriteOnly)
{
chan.OutputTranslation = outputTranslation;
if (outputTranslationArg.Equals("binary"))
{
chan.Encoding = null;
}
}
else if (chan.ReadWrite)
{
chan.InputTranslation = inputTranslation;
chan.OutputTranslation = outputTranslation;
if (inputTranslationArg.Equals("binary") || outputTranslationArg.Equals("binary"))
{
chan.Encoding = null;
}
}
else
{
// Not readable or writeable, do nothing
}
break;
}
default:
{
throw new TclRuntimeError("Fconfigure.cmdProc() error: " + "incorrect index returned from TclIndex.get()");
}
}
}
return(TCL.CompletionCode.RETURN);
}