Prepares a new method call to an "instance" "object" "interface" "method".
Wraps an existing low level message object.
Creates a new iterator and puts in the arguments for calling a method.
Reads the first argument of the message. Note that this creates a new iterator every time so calling it multiple times will always read the first argument. This is suitable for single item returns. To read multiple arguments use readTuple.
Represents a message in the dbus system. Use the constructor to