14. The computer readable storage medium of claim 8 , wherein the instructions cause one or more computers to perform operations further comprising providing the design example for display in response to the UI query.
8. A non-transient computer readable storage medium containing computer executable instructions for automatically completing an incomplete user interface (UI), wherein execution of the instructions cause one or more computers to perform operations comprising: determining attributes of UI components in a plurality of design examples; receiving a UI query for automatically generating a design for the incomplete UI, the UI query comprising information about a first set of UI components in the incomplete UI; and in response to receiving the UI query, identifying, based at least in part on the determined attributes of the UI components, a design example in the plurality of design examples, the design example comprising a second set of UI components similar to the first set of UI components and a proposed UI component for proposed inclusion in the incomplete UI design.