class CoordinateScrollingFeature : SelectionAwareSessionObserver (source)
Feature implementation for connecting an EngineView with any View that you want to coordinate scrolling behavior with.
A use case could be collapsing a toolbar every time that the user scrolls.
CoordinateScrollingFeature(sessionManager: SessionManager, engineView: EngineView, view: View, scrollFlags: Int = DEFAULT_SCROLL_FLAGS)
Feature implementation for connecting an EngineView with any View that you want to coordinate scrolling behavior with. |
open var activeSession: Session?
the currently observed session |
fun onLoadingStateChanged(session: Session, loading: Boolean): Unit |
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fun start(): Unit
Start feature: Starts adding scrolling behavior for the indicated view. |
fun observeFixed(session: Session): Unit
Starts observing changes to the specified session. |
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fun observeSelected(): Unit
Starts observing changes to the selected session (see SessionManager.selectedSession). If a different session is selected the observer will automatically be switched over and only notified of changes to the newly selected session. |
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open fun onSessionSelected(session: Session): Unit
The selection has changed and the given session is now the selected session. |
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open fun stop(): Unit
Stops the observer. |
const val DEFAULT_SCROLL_FLAGS: Int |