Useful slate classes
SWidgetCarousel
SWidgetCarouselWithNavigation
SAddContentWidget
FEditorWidgetsModule
FEditorWidgetsModule::CreateObjectNameEditableTextBox
SSingleObjectDetailsPanel
Timeline scrubbers:
Simple
SScrubControlPanel
SScrubWidget
Manual Complex control:
FEditorWidgetsModule::CreateTransportControl
- Look at FSequencer::MakeTransportControls(bool bExtended) for example
SLevelOfDetailBranchNode
SExpandableArea