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| ArcObjects namespaces > Catalog > ESRI.ArcGIS.Catalog > Interfaces > IG > IGxCatalogEvents Interface (ArcObjects .NET 10.4 SDK) | 
Provides access to events that the catalog can fire.
| Description | ||
|---|---|---|
|  | OnObjectAdded | Called when an object has been added to some part of the catalog. | 
|  | OnObjectChanged | Called when an object in some part of the catalog has been changed. | 
|  | OnObjectDeleted | Called when an object has been deleted from some part of the catalog. | 
|  | OnObjectRefreshed | Called when an object in some part of the catalog has been refreshed. | 
|  | OnRefreshAll | Called when the whole catalog has changed. | 
| CoClasses and Classes | Description | 
|---|---|
| GxCatalog | GxObject that represents the catalog. | 
| GxComBrowser (esriCatalogUI) | Provides access to GX browser dialog. | 
| GxContentsView (esriCatalogUI) | GxView that represents the contents view. | 
| GxDataGraphView (esriCatalogUI) | GxView that represents the data graph contents view. | 
| GxDocumentationView (esriCatalogUI) | GxView that represents the metadata view. | 
| GxGeographicView (esriCatalogUI) | GxView that represents the geographic view. | 
| GxMSDFileView (esriCatalogUI) | GxView that represents the MSDFile view. | 
| GxRasterCatalogContentView (esriCatalogUI) | The RasterCatalog content view. | 
| GxTableView (esriCatalogUI) | GxView that represents the table contents view. | 
| GxTreeView (esriCatalogUI) | GxView that represents the tree view. |