public CallStateArgs(int accId, int callId, sua_inv_state state, string remote, sua_role_e role, int lastStatus)
{
AccountId = accId;
CallId = callId;
STATE = state;
RemoteUri = remote;
ROLE = role;
LastStatus = lastStatus;
}
public HandsetCallStateArgs(string uri, sua_role_e role, sua_inv_state state)
{
RemoteUri = uri;
Role = role;
State = state;
}