Adds a layer to the map.
[Visual Basic 6.0] Sub AddLayer(
ByVal pLayer As ILayer _
)
[Visual Basic .NET] Public Sub AddLayer ( _ ByVal pLayer As ILayer _ )
[C#] public void AddLayer ( ILayer pLayer );
[Java] public void addLayer ( ILayer pLayer ) throws IOException, AutomationException
[C++] HRESULT AddLayer( ILayer* pLayer );