history_provider.h revision a02191e04bc25c4935f804f2c080ae28663d096d
15821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Copyright (c) 2012 The Chromium Authors. All rights reserved. 25821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Use of this source code is governed by a BSD-style license that can be 35821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// found in the LICENSE file. 45821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 55821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#ifndef CHROME_BROWSER_AUTOCOMPLETE_HISTORY_PROVIDER_H_ 65821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#define CHROME_BROWSER_AUTOCOMPLETE_HISTORY_PROVIDER_H_ 75821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 85821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/compiler_specific.h" 95821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "chrome/browser/autocomplete/autocomplete_provider.h" 10f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles)#include "chrome/browser/history/in_memory_url_index_types.h" 115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)class AutocompleteInput; 135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)struct AutocompleteMatch; 145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// This class is a base class for the history autocomplete providers and 165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// provides functions useful to all derived classes. 175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)class HistoryProvider : public AutocompleteProvider { 185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) public: 195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual void DeleteMatch(const AutocompleteMatch& match) OVERRIDE; 205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 21a02191e04bc25c4935f804f2c080ae28663d096dBen Murdoch // Returns true if inline autocompletion should be prevented for URL-like 22a02191e04bc25c4935f804f2c080ae28663d096dBen Murdoch // input. This method returns true if input.prevent_inline_autocomplete() 23a02191e04bc25c4935f804f2c080ae28663d096dBen Murdoch // is true or the input text contains trailing whitespace. 24a02191e04bc25c4935f804f2c080ae28663d096dBen Murdoch static bool PreventInlineAutocomplete(const AutocompleteInput& input); 25a02191e04bc25c4935f804f2c080ae28663d096dBen Murdoch 265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) protected: 275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) HistoryProvider(AutocompleteProviderListener* listener, 285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) Profile* profile, 295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) AutocompleteProvider::Type type); 305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual ~HistoryProvider(); 315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Finds and removes the match from the current collection of matches and 335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // backing data. 345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void DeleteMatchFromMatches(const AutocompleteMatch& match); 355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 36f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) // Fill and return an ACMatchClassifications structure given the |matches| 37f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) // to highlight. 38f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) static ACMatchClassifications SpansFromTermMatch( 39f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) const history::TermMatches& matches, 40f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) size_t text_length, 41f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) bool is_url); 425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}; 435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#endif // CHROME_BROWSER_AUTOCOMPLETE_HISTORY_PROVIDER_H_ 45