API Reference › presentation-frontend› Core › PresentationManager

PresentationManager Class

Frontend Presentation manager which basically just forwards all calls to the backend implementation.

Implements

  • Disposable

Methods

Name Description
[dispose](): void    
dispose(): void   Deprecated  
getContent(requestOptions: ContentRequestOptions<IModelConnection, Descriptor | DescriptorOverrides, KeySet, RulesetVariable> & ClientDiagnosticsAttribute & { batchSize?: number, maxParallelRequests?: number } & { paging?: PageOptions }): Promise<undefined | Content> Retrieves content which consists of a content descriptor and a page of records. Deprecated  
getContentAndSize(requestOptions: ContentRequestOptions<IModelConnection, Descriptor | DescriptorOverrides, KeySet, RulesetVariable> & ClientDiagnosticsAttribute & { batchSize?: number, maxParallelRequests?: number } & { paging?: PageOptions }): Promise<undefined | { content: Content, size: number }> Retrieves content set size and content which consists of a content descriptor and a page of records. Deprecated  
getContentDescriptor(requestOptions: ContentDescriptorRequestOptions<IModelConnection, KeySet, RulesetVariable> & ClientDiagnosticsAttribute): Promise<undefined | Descriptor> Retrieves the content descriptor which describes the content and can be used to customize it.  
getContentInstanceKeys(requestOptions: ContentInstanceKeysRequestOptions<IModelConnection, KeySet, RulesetVariable> & ClientDiagnosticsAttribute & { batchSize?: number, maxParallelRequests?: number } & { paging?: PageOptions }): Promise<{ items: () => AsyncGenerator<InstanceKey, any, any>, total: number }> Retrieves content item instance keys.  
getContentIterator(requestOptions: ContentRequestOptions<IModelConnection, Descriptor | DescriptorOverrides, KeySet, RulesetVariable> & ClientDiagnosticsAttribute & { batchSize?: number, maxParallelRequests?: number } & { paging?: PageOptions }): Promise<undefined | { descriptor: Descriptor, items: AsyncIterableIterator<Item, any, any>, total: number }> Retrieves a content descriptor, item count and async generator for the items themselves.  
getContentSetSize(requestOptions: GetContentRequestOptions): Promise<number> Retrieves overall content set size.  
getContentSources(requestOptions: ContentSourcesRequestOptions<IModelConnection> & ClientDiagnosticsAttribute): Promise<SelectClassInfo[]> Get information about the sources of content when building it for specific ECClasses.  
getDisplayLabelDefinition(requestOptions: DisplayLabelRequestOptions<IModelConnection, InstanceKey> & ClientDiagnosticsAttribute): Promise<LabelDefinition> Retrieves display label definition of specific item.  
getDisplayLabelDefinitions(requestOptions: DisplayLabelsRequestOptions<IModelConnection, InstanceKey> & ClientDiagnosticsAttribute & { batchSize?: number, maxParallelRequests?: number } & { paging?: PageOptions }): Promise<LabelDefinition[]> Retrieves display label definition of specific items. Deprecated  
getDisplayLabelDefinitionsIterator(requestOptions: DisplayLabelsRequestOptions<IModelConnection, InstanceKey> & ClientDiagnosticsAttribute & { batchSize?: number, maxParallelRequests?: number } & { paging?: PageOptions }): Promise<{ items: AsyncIterableIterator<LabelDefinition, any, any>, total: number }> Retrieves display label definition of specific items.  
getDistinctValuesIterator(requestOptions: DistinctValuesRequestOptions<IModelConnection, Descriptor | DescriptorOverrides, KeySet, RulesetVariable> & ClientDiagnosticsAttribute & { batchSize?: number, maxParallelRequests?: number } & { paging?: PageOptions }): Promise<{ items: AsyncIterableIterator<DisplayValueGroup, any, any>, total: number }> Returns an iterator that asynchronously polls distinct values of specific field from the content.  
getElementProperties<TParsedContent>(requestOptions: SingleElementPropertiesRequestOptions<IModelConnection, TParsedContent> & ClientDiagnosticsAttribute): Promise<undefined | TParsedContent> Retrieves property data in a simplified format for a single element specified by ID.  
getFilteredNodePaths(requestOptions: FilterByTextHierarchyRequestOptions<IModelConnection, RulesetVariable> & ClientDiagnosticsAttribute): Promise<NodePathElement[]> Retrieves paths from root nodes to nodes containing filter text in their label. Deprecated  
getNodePaths(requestOptions: FilterByInstancePathsHierarchyRequestOptions<IModelConnection, RulesetVariable> & ClientDiagnosticsAttribute): Promise<NodePathElement[]> Retrieves paths from root nodes to children nodes according to specified keys. Deprecated  
getNodes(requestOptions: HierarchyRequestOptions<IModelConnection, NodeKey, RulesetVariable> & ClientDiagnosticsAttribute & { batchSize?: number, maxParallelRequests?: number } & { paging?: PageOptions }): Promise<Node[]> Retrieves nodes. Deprecated  
getNodesAndCount(requestOptions: HierarchyRequestOptions<IModelConnection, NodeKey, RulesetVariable> & ClientDiagnosticsAttribute & { batchSize?: number, maxParallelRequests?: number } & { paging?: PageOptions }): Promise<{ count: number, nodes: Node[] }> Retrieves total nodes count and a single page of nodes. Deprecated  
getNodesCount(requestOptions: GetNodesRequestOptions): Promise<number> Retrieves nodes count. Deprecated  
getNodesDescriptor(requestOptions: HierarchyLevelDescriptorRequestOptions<IModelConnection, NodeKey, RulesetVariable> & ClientDiagnosticsAttribute): Promise<undefined | Descriptor> Retrieves hierarchy level descriptor. Deprecated  
getNodesIterator(requestOptions: HierarchyRequestOptions<IModelConnection, NodeKey, RulesetVariable> & ClientDiagnosticsAttribute & { batchSize?: number, maxParallelRequests?: number } & { paging?: PageOptions }): Promise<{ items: AsyncIterableIterator<Node, any, any>, total: number }> Returns an iterator that polls nodes asynchronously. Deprecated  
getPagedDistinctValues(requestOptions: DistinctValuesRequestOptions<IModelConnection, Descriptor | DescriptorOverrides, KeySet, RulesetVariable> & ClientDiagnosticsAttribute & { batchSize?: number, maxParallelRequests?: number } & { paging?: PageOptions }): Promise<PagedResponse<DisplayValueGroup>> Retrieves distinct values of specific field from the content. Deprecated  
rulesets(): RulesetManager Get rulesets manager  
vars(rulesetId: string): RulesetVariablesManager Get ruleset variables manager for specific ruleset  
create(props?: PresentationManagerProps): PresentationManager Static Create a new PresentationManager instance  

Properties

Name Type Description
activeLocale Accessor undefined | string Get / set active locale used for localizing presentation data  
activeLocale Setter activeLocale(locale: string): void    
activeUnitSystem Accessor UnitSystemKey Get / set active unit system used to format property values with units.  
activeUnitSystem Setter activeUnitSystem(value: UnitSystemKey): void    
onIModelContentChanged BeEvent<(args: IModelContentChangeEventArgs) => void> An event raised when content created using specific ruleset changes  
onIModelHierarchyChanged BeEvent<(args: IModelHierarchyChangeEventArgs) => void> An event raised when hierarchies created using specific ruleset change. Deprecated  

Defined in

Last Updated: 24 October, 2025