public static void conditionChangedCB(object sender, MStateFunctionArgs args)
{
// Client data isn't supported in Maya.NET, therefore we have to maintain an original
// copy of the condition states and manually compare the states here in order to find
// which state is being changed.
for (int i = 0; i < conditionNames.length; ++i)
{
if (conditionCallbacks[i])
{
bool newState = MConditionMessage.getConditionState(conditionNames[i]);
if (newState != conditionStates[i])
{
displayInfo("condition " + conditionNames[i] + " changed to " + (newState ? "true" : "false"));
conditionStates[i] = newState;
}
}
}
}
public override void doIt(MArgList args)
{
parseArgs(args);
// Allocate an array of indices. conditions[n] is a user provided
// condition name. Look it up in the static conditionNames array
// and set indices[n] to the index of the entry in conditionNames.
//
// This maps the user specified conditions to the global conditions
// so we can track callback adds and removes globally.
//
int[] indices = new int[conditions.length];
for (int i = 0; i < conditions.length; ++i)
{
// Initialize the entry to "not found".
//
indices[i] = -1;
// Search condition names for a match.
//
for (int j = 0; j < conditionNames.length; ++j)
{
if (conditions[i] == conditionNames[j])
{
// Found a match. Store the index and stop looking for
//
indices[i] = (int)j;
break;
}
}
}
for (int i = 0; i < conditions.length; ++i)
{
int j = indices[i];
if (j == -1)
{
displayWarning(conditions[i] + "is not a valid condition name");
break;
}
if (addMessage)
{
try
{
MConditionMessage.Condition[conditions[i]] += conditionChangedCB;
conditionCallbacks[j] = true;
}
catch (Exception)
{
displayError("failed to add callback for " + conditions[i]);
conditionCallbacks[j] = false;
}
}
else if (delMessage)
{
try
{
MConditionMessage.Condition[conditions[i]] -= conditionChangedCB;
conditionCallbacks[j] = false;
}
catch (Exception)
{
displayError("failed to remove callback for " + conditions[i]);
conditionCallbacks[j] = true;
}
}
}
// Ok, we've made all the necessary changes. Now show the status.
//
displayInfo("Condition Name State Msgs On");
displayInfo("-------------------- ----- -------");
for (int i = 0; i < conditions.length; ++i)
{
int j = indices[i];
if (j == -1)
{
continue;
}
try
{
conditionStates[j] = MConditionMessage.getConditionState(conditions[i]);
}
catch (Exception)
{
displayError("failed to get status for " + conditions[i]);
conditionStates[j] = false;
}
string tmpStr = string.Format("{0,-20} {1,-5} {2, -5}",
conditions[i],
conditionStates[j],
conditionCallbacks[j] ? "yes" : "no");
displayInfo(tmpStr);
}
return;
}