API Reference > frontend-devtools > Widgets Widgets Widgets that wrap some of the package's functionality into embeddable HTML controls. Classes Name Description DiagnosticsPanel Consolidates many other widgets into a single panel. Beta FpsTracker Displays average frames-per-second. Beta KeyinField A textbox allowing input of key-ins (localized tool names) combined with a drop-down that lists all registered key-ins, filtered by substring match on the current input. Beta MemoryTracker Displays GPU memory allocated to tile trees - either all tile trees in the system, or only those associated with a specific Viewport. Beta TileMemoryBreakdown Breaks down the GPU memory allocated to tiles into categories displayed in two panes. Beta TileStatisticsTracker Outputs statistics related to tile requests including the current number of active, pending, selected, and ready tile requests; as well as cumulative statistics for the session including the number of failed, timed-out, empty, and elided tile requests. Beta Enumerations Name Description KeyinFieldLocalization Controls whether localized and/or non-localized key-in strings appear in a KeyinField's auto-completion list. Beta Interfaces Name Description DiagnosticsPanelProps Options for configuring a DiagnosticsPanel. Beta KeyinFieldProps Properties controlling how a KeyinField is created. Beta Last Updated: 29 November, 2022