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 2013 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 UI_APP_LIST_SEARCH_CONTROLLER_H_
#define UI_APP_LIST_SEARCH_CONTROLLER_H_
#include "base/basictypes.h"
#include "base/memory/scoped_ptr.h"
#include "base/memory/scoped_vector.h"
#include "base/timer/timer.h"
#include "ui/app_list/app_list_export.h"
#include "ui/app_list/app_list_model.h"
#include "ui/app_list/search/mixer.h"
#include "ui/app_list/speech_ui_model_observer.h"
namespace app_list {
class History;
class SearchBoxModel;
class SearchProvider;
class SearchResult;
// Controller that collects query from given SearchBoxModel, dispatches it
// to all search providers, then invokes the mixer to mix and to publish the
// results to the given SearchResults UI model.
class APP_LIST_EXPORT SearchController {
public:
SearchController(SearchBoxModel* search_box,
AppListModel::SearchResults* results,
History* history);
virtual ~SearchController();
void Start(bool is_voice_query);
void Stop();
void OpenResult(SearchResult* result, int event_flags);
void InvokeResultAction(SearchResult* result,
int action_index,
int event_flags);
// Takes ownership of |provider| and associates it with given mixer group.
void AddProvider(Mixer::GroupId group,
scoped_ptr<SearchProvider> provider);
private:
typedef ScopedVector<SearchProvider> Providers;
// Invoked when the search results are changed.
void OnResultsChanged();
SearchBoxModel* search_box_;
bool dispatching_query_;
Providers providers_;
scoped_ptr<Mixer> mixer_;
History* history_; // KeyedService, not owned.
bool is_voice_query_;
base::OneShotTimer<SearchController> stop_timer_;
DISALLOW_COPY_AND_ASSIGN(SearchController);
};
} // namespace app_list
#endif // UI_APP_LIST_SEARCH_CONTROLLER_H_
|
