To get a list of all registered layers (not just those set to be visible), see mapLayers()
mapLayers()
mapCanvas.layers(...)
low-level parameters (such as host and auth) to be passed on to qgisremote()
host
auth
qgisremote()
A list of qgislayer() elements.
qgislayer()
qgislayer(), mapLayers(), mapCanvas.layer()
mapCanvas.layer()