WaitState

virtual void ITopController::WaitState(ETopControllerState state, double timeout) = 0

Waits until the state of the state machine changes to the specified state, or the timeout interval is exceeded.

Parameters

• state – State to wait for.

• timeout – Interval in seconds to wait for the specified state. Negative value means infinite.

Throws

• CInvalidArgumentException – Unknown state specified.

• CInvalidArgumentException – Invalid timeout (NaN).

• CTimeoutException – Timeout interval exceeded while waiting for state.

• CCommunicationErrorException – Protocol error.

• CConnectionLostException – Connection to controller lost.

• CRebootedException – Controller has been rebooted since this object reference was retrieved, invalidating this reference.

• CIncompatibleException – Incompatible firmware version loaded.

• CObjectDestroyedException – Object is destroyed.

Remarks

If the state already matches the specified state, this method returns immediately. Execution does not requires a subscription resource.