sp-application-base package


Class Description
ApplicationCustomizerContext This object provides contextual information for BaseApplicationCustomizer.
BaseApplicationCustomizer This is the base class that third parties should extend when implementing a client-side extension that runs when an application is first starting. In the component manifest, the "extensionType" should be set to "ApplicationCustomizer".
Placeholder A content placeholder is a designated region on the page (i.e. empty HTML "div" element) where third party extensions can inject HTML content.
PlaceholderCollection Exposes a collection of content placeholders for use by third parties.


Interface Description
IPlaceholderAttachOptions Options for the PlaceholderCollection.tryAttach() method.