A unique id for this provider.
A human-readable name for this provider.
Test whether this provider can provide property data for the given selection. Return a nonzero number if this provider can provide; otherwise it cannot. Never reject.
A returned value indicating a priority of this provider.
Provide property data for the given selection.
Resolve to a property view content widget.
Never reject if canHandle
returns a positive number; otherwise should reject.
PropertyDataService
should be implemented to provide property data for the given selection.