1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
|
// Copyright (c) 2012 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.
#include "chrome/browser/autocomplete/autocomplete_classifier.h"
#include "base/auto_reset.h"
#include "chrome/browser/autocomplete/autocomplete_controller.h"
#include "components/metrics/proto/omnibox_event.pb.h"
#include "components/omnibox/autocomplete_input.h"
#include "components/omnibox/autocomplete_match.h"
#include "components/omnibox/autocomplete_provider.h"
#include "url/gurl.h"
// static
const int AutocompleteClassifier::kDefaultOmniboxProviders =
AutocompleteProvider::TYPE_BOOKMARK |
AutocompleteProvider::TYPE_BUILTIN |
AutocompleteProvider::TYPE_HISTORY_QUICK |
AutocompleteProvider::TYPE_HISTORY_URL |
AutocompleteProvider::TYPE_KEYWORD |
AutocompleteProvider::TYPE_SEARCH |
AutocompleteProvider::TYPE_SHORTCUTS |
AutocompleteProvider::TYPE_ZERO_SUGGEST;
AutocompleteClassifier::AutocompleteClassifier(
scoped_ptr<AutocompleteController> controller,
scoped_ptr<AutocompleteSchemeClassifier> scheme_classifier)
: controller_(controller.Pass()),
scheme_classifier_(scheme_classifier.Pass()),
inside_classify_(false) {
}
AutocompleteClassifier::~AutocompleteClassifier() {
// We should only reach here after Shutdown() has been called.
DCHECK(!controller_.get());
}
void AutocompleteClassifier::Classify(
const base::string16& text,
bool prefer_keyword,
bool allow_exact_keyword_match,
metrics::OmniboxEventProto::PageClassification page_classification,
AutocompleteMatch* match,
GURL* alternate_nav_url) {
DCHECK(!inside_classify_);
base::AutoReset<bool> reset(&inside_classify_, true);
controller_->Start(AutocompleteInput(
text, base::string16::npos, std::string(), GURL(), page_classification,
true, prefer_keyword, allow_exact_keyword_match, false,
*scheme_classifier_));
DCHECK(controller_->done());
const AutocompleteResult& result = controller_->result();
if (result.empty()) {
if (alternate_nav_url)
*alternate_nav_url = GURL();
return;
}
DCHECK(result.default_match() != result.end());
*match = *result.default_match();
if (alternate_nav_url)
*alternate_nav_url = result.alternate_nav_url();
}
void AutocompleteClassifier::Shutdown() {
controller_.reset();
}
|
