/*
*******************************************************************
* Function: int DecodeAndSendCommand (XString commandString, char separator, const CKBehaviorContext& behaviorContext)
*
* Description : Decodes the string message passed in into the separate parameters for the command and
* sets the output parameter valuess of the corresponding GBLWaitForCommand BB.
*
* Paramters :
*
* commandString r command string
* separator r parameter separator
* behaviorContext r behavior context
*
* Returns :
* 0 on success, otherwise error
*
*******************************************************************
*/
int CGBLCommandController::InvokeCommand (XString commandString, const CKBehaviorContext& behaviorContext)
{
int returnValue = 0; // 0 indicates success
int separatorPos = 0; //position for string separator
char separator = CGBLCommandController::commandSeparator;
if (strlen (commandString.Str()) <=0)
{
returnValue = -1;
}
else
{
separatorPos = commandString.Find(separator, separatorPos);
int commandID = atoi ( (commandString.Substring (0, separatorPos)).Str() );
CKBehavior* targetBB = CGBLCommandController::GetTargetCommand (commandID, behaviorContext);
if (targetBB == NULL )
{
returnValue = -1;
}
else if (! (targetBB->IsInputActive(0)) )
{
returnValue = -1;
}
else
{
int argumentCount = targetBB->GetOutputParameterCount();
int separatorCount = 0;
for (unsigned int k=0; k < strlen (commandString.Str()); k++)
{
if (commandString.Str()[k] == separator)
{
separatorCount++;
}
}
if ( separatorCount != (argumentCount + 1 ) )
{
returnValue = -1;
}
else
{
int prevPos = separatorPos+1;
for(int i = 0; i < argumentCount ; i++)
{
separatorPos = commandString.Find(separator, prevPos);
if (separatorPos == prevPos)
{
CKParameterOut* targetParam = targetBB->GetOutputParameter(i);
targetParam->SetStringValue ("");
}
else
{
XString insert = (commandString.Substring (prevPos, separatorPos-prevPos)).Str();
CKParameterOut* targetParam = targetBB->GetOutputParameter(i);
targetParam->SetStringValue (insert.Str());
}
prevPos = separatorPos+1;
}
targetBB->ActivateOutput(0);
}
}
}
return returnValue;
}
