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1 // Copyright (c) 2010 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2010 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include <cmath> | 5 #include <cmath> |
6 | 6 |
7 #include "chrome/browser/host_zoom_map.h" | 7 #include "chrome/browser/host_zoom_map.h" |
8 | 8 |
9 #include "base/string_piece.h" | 9 #include "base/string_piece.h" |
10 #include "base/utf_string_conversions.h" | 10 #include "base/utf_string_conversions.h" |
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44 | 44 |
45 registrar_.Add( | 45 registrar_.Add( |
46 this, NotificationType::RENDER_VIEW_HOST_WILL_CLOSE_RENDER_VIEW, | 46 this, NotificationType::RENDER_VIEW_HOST_WILL_CLOSE_RENDER_VIEW, |
47 NotificationService::AllSources()); | 47 NotificationService::AllSources()); |
48 } | 48 } |
49 | 49 |
50 void HostZoomMap::Load() { | 50 void HostZoomMap::Load() { |
51 if (!profile_) | 51 if (!profile_) |
52 return; | 52 return; |
53 | 53 |
54 AutoLock auto_lock(lock_); | 54 base::AutoLock auto_lock(lock_); |
55 host_zoom_levels_.clear(); | 55 host_zoom_levels_.clear(); |
56 const DictionaryValue* host_zoom_dictionary = | 56 const DictionaryValue* host_zoom_dictionary = |
57 profile_->GetPrefs()->GetDictionary(prefs::kPerHostZoomLevels); | 57 profile_->GetPrefs()->GetDictionary(prefs::kPerHostZoomLevels); |
58 // Careful: The returned value could be NULL if the pref has never been set. | 58 // Careful: The returned value could be NULL if the pref has never been set. |
59 if (host_zoom_dictionary != NULL) { | 59 if (host_zoom_dictionary != NULL) { |
60 for (DictionaryValue::key_iterator i(host_zoom_dictionary->begin_keys()); | 60 for (DictionaryValue::key_iterator i(host_zoom_dictionary->begin_keys()); |
61 i != host_zoom_dictionary->end_keys(); ++i) { | 61 i != host_zoom_dictionary->end_keys(); ++i) { |
62 const std::string& host(*i); | 62 const std::string& host(*i); |
63 double zoom_level = 0; | 63 double zoom_level = 0; |
64 | 64 |
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88 } | 88 } |
89 } | 89 } |
90 | 90 |
91 // static | 91 // static |
92 void HostZoomMap::RegisterUserPrefs(PrefService* prefs) { | 92 void HostZoomMap::RegisterUserPrefs(PrefService* prefs) { |
93 prefs->RegisterDictionaryPref(prefs::kPerHostZoomLevels); | 93 prefs->RegisterDictionaryPref(prefs::kPerHostZoomLevels); |
94 } | 94 } |
95 | 95 |
96 double HostZoomMap::GetZoomLevel(const GURL& url) const { | 96 double HostZoomMap::GetZoomLevel(const GURL& url) const { |
97 std::string host(net::GetHostOrSpecFromURL(url)); | 97 std::string host(net::GetHostOrSpecFromURL(url)); |
98 AutoLock auto_lock(lock_); | 98 base::AutoLock auto_lock(lock_); |
99 HostZoomLevels::const_iterator i(host_zoom_levels_.find(host)); | 99 HostZoomLevels::const_iterator i(host_zoom_levels_.find(host)); |
100 return (i == host_zoom_levels_.end()) ? default_zoom_level_ : i->second; | 100 return (i == host_zoom_levels_.end()) ? default_zoom_level_ : i->second; |
101 } | 101 } |
102 | 102 |
103 void HostZoomMap::SetZoomLevel(const GURL& url, double level) { | 103 void HostZoomMap::SetZoomLevel(const GURL& url, double level) { |
104 DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI)); | 104 DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI)); |
105 if (!profile_) | 105 if (!profile_) |
106 return; | 106 return; |
107 | 107 |
108 std::string host(net::GetHostOrSpecFromURL(url)); | 108 std::string host(net::GetHostOrSpecFromURL(url)); |
109 | 109 |
110 { | 110 { |
111 AutoLock auto_lock(lock_); | 111 base::AutoLock auto_lock(lock_); |
112 if (level == default_zoom_level_) | 112 if (level == default_zoom_level_) |
113 host_zoom_levels_.erase(host); | 113 host_zoom_levels_.erase(host); |
114 else | 114 else |
115 host_zoom_levels_[host] = level; | 115 host_zoom_levels_[host] = level; |
116 } | 116 } |
117 | 117 |
118 NotificationService::current()->Notify(NotificationType::ZOOM_LEVEL_CHANGED, | 118 NotificationService::current()->Notify(NotificationType::ZOOM_LEVEL_CHANGED, |
119 Source<Profile>(profile_), | 119 Source<Profile>(profile_), |
120 NotificationService::NoDetails()); | 120 NotificationService::NoDetails()); |
121 | 121 |
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134 } else { | 134 } else { |
135 host_zoom_dictionary->SetWithoutPathExpansion( | 135 host_zoom_dictionary->SetWithoutPathExpansion( |
136 host, Value::CreateRealValue(level)); | 136 host, Value::CreateRealValue(level)); |
137 } | 137 } |
138 } | 138 } |
139 updating_preferences_ = false; | 139 updating_preferences_ = false; |
140 } | 140 } |
141 | 141 |
142 double HostZoomMap::GetTemporaryZoomLevel(int render_process_id, | 142 double HostZoomMap::GetTemporaryZoomLevel(int render_process_id, |
143 int render_view_id) const { | 143 int render_view_id) const { |
144 AutoLock auto_lock(lock_); | 144 base::AutoLock auto_lock(lock_); |
145 for (size_t i = 0; i < temporary_zoom_levels_.size(); ++i) { | 145 for (size_t i = 0; i < temporary_zoom_levels_.size(); ++i) { |
146 if (temporary_zoom_levels_[i].render_process_id == render_process_id && | 146 if (temporary_zoom_levels_[i].render_process_id == render_process_id && |
147 temporary_zoom_levels_[i].render_view_id == render_view_id) { | 147 temporary_zoom_levels_[i].render_view_id == render_view_id) { |
148 return temporary_zoom_levels_[i].zoom_level; | 148 return temporary_zoom_levels_[i].zoom_level; |
149 } | 149 } |
150 } | 150 } |
151 return 0; | 151 return 0; |
152 } | 152 } |
153 | 153 |
154 void HostZoomMap::SetTemporaryZoomLevel(int render_process_id, | 154 void HostZoomMap::SetTemporaryZoomLevel(int render_process_id, |
155 int render_view_id, | 155 int render_view_id, |
156 double level) { | 156 double level) { |
157 DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI)); | 157 DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI)); |
158 if (!profile_) | 158 if (!profile_) |
159 return; | 159 return; |
160 | 160 |
161 { | 161 { |
162 AutoLock auto_lock(lock_); | 162 base::AutoLock auto_lock(lock_); |
163 size_t i; | 163 size_t i; |
164 for (i = 0; i < temporary_zoom_levels_.size(); ++i) { | 164 for (i = 0; i < temporary_zoom_levels_.size(); ++i) { |
165 if (temporary_zoom_levels_[i].render_process_id == render_process_id && | 165 if (temporary_zoom_levels_[i].render_process_id == render_process_id && |
166 temporary_zoom_levels_[i].render_view_id == render_view_id) { | 166 temporary_zoom_levels_[i].render_view_id == render_view_id) { |
167 if (level) { | 167 if (level) { |
168 temporary_zoom_levels_[i].zoom_level = level; | 168 temporary_zoom_levels_[i].zoom_level = level; |
169 } else { | 169 } else { |
170 temporary_zoom_levels_.erase(temporary_zoom_levels_.begin() + i); | 170 temporary_zoom_levels_.erase(temporary_zoom_levels_.begin() + i); |
171 } | 171 } |
172 break; | 172 break; |
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186 Source<Profile>(profile_), | 186 Source<Profile>(profile_), |
187 NotificationService::NoDetails()); | 187 NotificationService::NoDetails()); |
188 } | 188 } |
189 | 189 |
190 void HostZoomMap::ResetToDefaults() { | 190 void HostZoomMap::ResetToDefaults() { |
191 DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI)); | 191 DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI)); |
192 if (!profile_) | 192 if (!profile_) |
193 return; | 193 return; |
194 | 194 |
195 { | 195 { |
196 AutoLock auto_lock(lock_); | 196 base::AutoLock auto_lock(lock_); |
197 host_zoom_levels_.clear(); | 197 host_zoom_levels_.clear(); |
198 } | 198 } |
199 | 199 |
200 updating_preferences_ = true; | 200 updating_preferences_ = true; |
201 profile_->GetPrefs()->ClearPref(prefs::kPerHostZoomLevels); | 201 profile_->GetPrefs()->ClearPref(prefs::kPerHostZoomLevels); |
202 updating_preferences_ = false; | 202 updating_preferences_ = false; |
203 } | 203 } |
204 | 204 |
205 void HostZoomMap::Shutdown() { | 205 void HostZoomMap::Shutdown() { |
206 if (!profile_) | 206 if (!profile_) |
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217 const NotificationSource& source, | 217 const NotificationSource& source, |
218 const NotificationDetails& details) { | 218 const NotificationDetails& details) { |
219 DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI)); | 219 DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI)); |
220 | 220 |
221 switch (type.value) { | 221 switch (type.value) { |
222 case NotificationType::PROFILE_DESTROYED: | 222 case NotificationType::PROFILE_DESTROYED: |
223 // If the profile is going away, we need to stop using it. | 223 // If the profile is going away, we need to stop using it. |
224 Shutdown(); | 224 Shutdown(); |
225 break; | 225 break; |
226 case NotificationType::RENDER_VIEW_HOST_WILL_CLOSE_RENDER_VIEW: { | 226 case NotificationType::RENDER_VIEW_HOST_WILL_CLOSE_RENDER_VIEW: { |
227 AutoLock auto_lock(lock_); | 227 base::AutoLock auto_lock(lock_); |
228 int render_view_id = Source<RenderViewHost>(source)->routing_id(); | 228 int render_view_id = Source<RenderViewHost>(source)->routing_id(); |
229 int render_process_id = Source<RenderViewHost>(source)->process()->id(); | 229 int render_process_id = Source<RenderViewHost>(source)->process()->id(); |
230 | 230 |
231 for (size_t i = 0; i < temporary_zoom_levels_.size(); ++i) { | 231 for (size_t i = 0; i < temporary_zoom_levels_.size(); ++i) { |
232 if (temporary_zoom_levels_[i].render_process_id == render_process_id && | 232 if (temporary_zoom_levels_[i].render_process_id == render_process_id && |
233 temporary_zoom_levels_[i].render_view_id == render_view_id) { | 233 temporary_zoom_levels_[i].render_view_id == render_view_id) { |
234 temporary_zoom_levels_.erase(temporary_zoom_levels_.begin() + i); | 234 temporary_zoom_levels_.erase(temporary_zoom_levels_.begin() + i); |
235 break; | 235 break; |
236 } | 236 } |
237 } | 237 } |
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251 break; | 251 break; |
252 } | 252 } |
253 default: | 253 default: |
254 NOTREACHED() << "Unexpected preference observed."; | 254 NOTREACHED() << "Unexpected preference observed."; |
255 } | 255 } |
256 } | 256 } |
257 | 257 |
258 HostZoomMap::~HostZoomMap() { | 258 HostZoomMap::~HostZoomMap() { |
259 Shutdown(); | 259 Shutdown(); |
260 } | 260 } |
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