A subclass of GeoExt.tree.LayerNode that is connected to multiple OpenLayers.Layer objects by setting the node’s layers property with multiple comma-separated layer names.
Checking or unchecking the checkbox of this node will directly affect all layers and vice versa. The default iconCls for this node’s icon is “gx-tree-layer-icon”, unless it has children.
All methods will delegate to the superclass GeoExt.tree.LayerNode.
To use this node type in a TreePanel config, set nodeType to “hr_multilayer”.
Configuration properties in addition to those listed for GeoExt.tree.LayerNode.
OpenLayers.Layer The layerNames that this node will be bound to.
OpenLayers.Layer The layers that this node will be bound to.
Public properties in addition to those listed for GeoExt.tree.LayerNode.
String The array of layerNames’s that this Node manages.
OpenLayers.Layer The array of LayerNode’s to delegate to.