1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
5 #include "chrome/browser/ui/search/search_model.h"
7 #include "chrome/browser/search/search.h"
8 #include "chrome/browser/ui/search/search_model_observer.h"
10 SearchModel::State::State()
11 : instant_support(INSTANT_SUPPORT_UNKNOWN
),
12 voice_search_supported(false) {
15 SearchModel::State::State(const SearchMode
& mode
,
16 InstantSupportState instant_support
,
17 bool voice_search_supported
)
19 instant_support(instant_support
),
20 voice_search_supported(voice_search_supported
) {
23 bool SearchModel::State::operator==(const State
& rhs
) const {
24 return mode
== rhs
.mode
&& instant_support
== rhs
.instant_support
&&
25 voice_search_supported
== rhs
.voice_search_supported
;
28 SearchModel::SearchModel() {
31 SearchModel::~SearchModel() {
34 void SearchModel::SetState(const State
& new_state
) {
35 DCHECK(chrome::IsInstantExtendedAPIEnabled())
36 << "Please do not try to set the SearchModel mode without first "
37 << "checking if Search is enabled.";
39 if (state_
== new_state
)
42 const State old_state
= state_
;
45 FOR_EACH_OBSERVER(SearchModelObserver
, observers_
,
46 ModelChanged(old_state
, state_
));
49 void SearchModel::SetMode(const SearchMode
& new_mode
) {
50 DCHECK(chrome::IsInstantExtendedAPIEnabled())
51 << "Please do not try to set the SearchModel mode without first "
52 << "checking if Search is enabled.";
54 if (state_
.mode
== new_mode
)
57 const State old_state
= state_
;
58 state_
.mode
= new_mode
;
60 FOR_EACH_OBSERVER(SearchModelObserver
, observers_
,
61 ModelChanged(old_state
, state_
));
64 void SearchModel::SetInstantSupportState(InstantSupportState instant_support
) {
65 DCHECK(chrome::IsInstantExtendedAPIEnabled())
66 << "Please do not try to set the SearchModel state without first "
67 << "checking if Search is enabled.";
69 if (state_
.instant_support
== instant_support
)
72 const State old_state
= state_
;
73 state_
.instant_support
= instant_support
;
74 FOR_EACH_OBSERVER(SearchModelObserver
, observers_
,
75 ModelChanged(old_state
, state_
));
78 void SearchModel::SetVoiceSearchSupported(bool supported
) {
79 DCHECK(chrome::IsInstantExtendedAPIEnabled())
80 << "Please do not try to set the SearchModel state without first "
81 << "checking if Search is enabled.";
83 if (state_
.voice_search_supported
== supported
)
86 const State old_state
= state_
;
87 state_
.voice_search_supported
= supported
;
89 FOR_EACH_OBSERVER(SearchModelObserver
, observers_
,
90 ModelChanged(old_state
, state_
));
93 void SearchModel::AddObserver(SearchModelObserver
* observer
) {
94 observers_
.AddObserver(observer
);
97 void SearchModel::RemoveObserver(SearchModelObserver
* observer
) {
98 observers_
.RemoveObserver(observer
);