private Boolean SetNextState(CSIState newState)
{
bool success = false;
if (newState != null)
{
CSIState _previousState = _currentState;
// Old state gets notified it is changing out.
if (_previousState != null)
{
//AppI_Debug.ShowMsg("setNextState Old:" + _previousState.ToString());
_previousState.Exit();
}
//AppI_Debug.ShowMsg("setNextState Current: " + newState.ToString());
_currentState = newState;
_nextState = null;
if (_currentState != null)
{
//Note the time at which we entered this state.
_enteredStateTime = TimeHelp.GetCurrentMS();
_currentState.Enter(this);
success = true;
}
}
else
{
AppI_Debug.ShowMsg("setNextState: ERROR:NULL STATE!");
success = false;
}
return(success);
}
public string GetStateName(CSIState state)
{
foreach (KeyValuePair <string, CSIState> dictEntry in machineStates)
{
if (dictEntry.Value == state)
{
return(dictEntry.Key);
}
}
return(null);
}
public CSIState GetState(string name)
{
//handlers when the states returned here trying to be accessed are null
if (machineStates.ContainsKey(name))
{
CSIState retState = machineStates[name] as CSIState;
if (retState == null)
{
//error condition
AppI_Debug.ShowMsg("getState: " + name + " ERROR: NULL!");
return(null);
}
return(retState);
}
//error condition
AppI_Debug.ShowMsg("getState: " + name + " ERROR:NOT FOUND!");
return(null);
}
//custom machine calls
public void AddState(string name, CSIState state)
{
machineStates[name] = state;
}
public Boolean SetNextStateNamed(string name)
{
CSIState newState = GetState(name);
return(SetNextState(newState));
}
