A collection of layers that behaves like a single layer.
Product Availability
Available with ArcGIS Engine, ArcGIS Desktop, and ArcGIS Server.
Description
GroupLayers are containers that manage some properties for a collection of other layers. Use the IGroupLayer and ICompositeLayer interfaces to work with GroupLayers.
Supported Platforms
Windows, Solaris, Linux
Interfaces
| Interfaces | Description |
|---|---|
| ICompositeLayer | Provides access to members that work with a collection of layers that behaves like a single layer. |
| IConnectionPointContainer | Supports connection points for connectable objects. |
| IDisplayAdmin (esriDisplay) | Provides access to members that control display administration. |
| IDisplayAdmin2 (esriDisplay) | Provides access to members that control display administration. |
| IDisplayFilterManager (esriDisplay) | Provides access to members that control display filter management. |
| IGeoDataset (esriGeoDatabase) | Provides access to members that provide information about a Geographic Dataset. |
| IGroupLayer | Provides access to members that control a collection of layers that behaves like a single layer. |
| IIdentify | Provides access to members that identify features. |
| IIdentify2 | Provides access to members that set the current scale of the display. |
| ILayer | Provides access to members that work with all layers. |
| ILayer2 | Provides access to additional members that work with all layers. |
| ILayerDrawingProperties | Provides access to members that control layer drawing properties. |
| ILayerEffects | Provides access to members that control layer effects. |
| ILayerExtensions | Provides access to the extensions of a layer. |
| ILayerGeneralProperties | Provides access to layer general properties. |
| ILayerInfo | Provides access to members that return layer images. |
| ILayerMasking | Provides access to means to mask layers with other layers. |
| ILayerPosition | Provides access to members that control a layer's default position in the map interface. |
| ILayerSymbologyExtents | Provides access to layer extents based on the symbology. |
| ILevelMasking | Provides access to means to mask layers with other layers based on symbol levels. |
| IMapLevel (esriDisplay) | Provides access to members that control the map level. |
| IPersist | Defines the single method GetClassID, which is designed to supply the CLSID of an object that can be stored persistently in the system. IPersist is the base interface for three other interfaces: IPersistStorage, IPersistStream, and IPersistFile. |
| IPersistStream (esriSystem) | |
| IPublishLayer | Provides access to a layer's capability for being published with the ArcGIS Publisher extension. |
| ISymbolLevels | Provides access to members that control symbol level drawing. |
Event Interfaces
| Interfaces | Description |
|---|---|
| ILayerEvents (default) | Provides access to events that occur when layer visibility changes. |
Working with Events
[Visual Basic 6.0]
When working with GroupLayer's default outbound interface in Visual Basic 6 declare variables as follows: Private WithEvents pGroupLayer as GroupLayer