| // Copyright 2014 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef COMPONENTS_SEARCH_SEARCH_H_ |
| #define COMPONENTS_SEARCH_SEARCH_H_ |
| |
| #include <string> |
| |
| namespace search { |
| |
| // Returns whether the Instant Extended API is enabled. This is always true on |
| // desktop and false on mobile. |
| bool IsInstantExtendedAPIEnabled(); |
| |
| // Returns a string indicating whether InstantExtended is enabled, suitable |
| // for adding as a query string param to the homepage or search requests. |
| std::string InstantExtendedEnabledParam(); |
| |
| // Returns a string that will cause the search results page to update |
| // incrementally. Currently, Instant Extended passes a different param to |
| // search results pages that also has this effect, so by default this function |
| // returns the empty string when Instant Extended is enabled. However, when |
| // doing instant search result prerendering, we still need to pass this param, |
| // as Instant Extended does not cause incremental updates by default for the |
| // prerender page. Callers should set |for_prerender| in this case to force |
| // the returned string to be non-empty. |
| std::string ForceInstantResultsParam(bool for_prerender); |
| |
| } // namespace search |
| |
| #endif // COMPONENTS_SEARCH_SEARCH_H_ |
