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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 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 | 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 "content/browser/host_zoom_map_impl.h" | 7 #include "content/browser/host_zoom_map_impl.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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83 for (RenderProcessHost::iterator i(RenderProcessHost::AllHostsIterator()); | 83 for (RenderProcessHost::iterator i(RenderProcessHost::AllHostsIterator()); |
84 !i.IsAtEnd(); i.Advance()) { | 84 !i.IsAtEnd(); i.Advance()) { |
85 RenderProcessHost* render_process_host = i.GetCurrentValue(); | 85 RenderProcessHost* render_process_host = i.GetCurrentValue(); |
86 if (HostZoomMap::GetForBrowserContext( | 86 if (HostZoomMap::GetForBrowserContext( |
87 render_process_host->GetBrowserContext()) == this) { | 87 render_process_host->GetBrowserContext()) == this) { |
88 render_process_host->Send( | 88 render_process_host->Send( |
89 new ViewMsg_SetZoomLevelForCurrentURL(host, level)); | 89 new ViewMsg_SetZoomLevelForCurrentURL(host, level)); |
90 } | 90 } |
91 } | 91 } |
92 | 92 |
93 NotificationService::current()->Notify( | 93 for (size_t i = 0; i < zoom_level_changed_callbacks_.size(); i++) |
94 NOTIFICATION_ZOOM_LEVEL_CHANGED, | 94 zoom_level_changed_callbacks_[i].Run(host); |
95 Source<HostZoomMap>(this), | |
96 Details<const std::string>(&host)); | |
97 } | 95 } |
98 | 96 |
99 double HostZoomMapImpl::GetDefaultZoomLevel() const { | 97 double HostZoomMapImpl::GetDefaultZoomLevel() const { |
100 return default_zoom_level_; | 98 return default_zoom_level_; |
101 } | 99 } |
102 | 100 |
103 void HostZoomMapImpl::SetDefaultZoomLevel(double level) { | 101 void HostZoomMapImpl::SetDefaultZoomLevel(double level) { |
104 default_zoom_level_ = level; | 102 default_zoom_level_ = level; |
105 } | 103 } |
106 | 104 |
| 105 void HostZoomMapImpl::AddZoomLevelChangedCallback( |
| 106 const ZoomLevelChangedCallback& callback) { |
| 107 zoom_level_changed_callbacks_.push_back(callback); |
| 108 } |
| 109 |
| 110 void HostZoomMapImpl::RemoveZoomLevelChangedCallback( |
| 111 const ZoomLevelChangedCallback& callback) { |
| 112 for (size_t i = 0; i < zoom_level_changed_callbacks_.size(); i++) { |
| 113 if (zoom_level_changed_callbacks_[i].Equals(callback)) { |
| 114 zoom_level_changed_callbacks_.erase( |
| 115 zoom_level_changed_callbacks_.begin() + i); |
| 116 return; |
| 117 } |
| 118 } |
| 119 } |
| 120 |
107 double HostZoomMapImpl::GetTemporaryZoomLevel(int render_process_id, | 121 double HostZoomMapImpl::GetTemporaryZoomLevel(int render_process_id, |
108 int render_view_id) const { | 122 int render_view_id) const { |
109 base::AutoLock auto_lock(lock_); | 123 base::AutoLock auto_lock(lock_); |
110 for (size_t i = 0; i < temporary_zoom_levels_.size(); ++i) { | 124 for (size_t i = 0; i < temporary_zoom_levels_.size(); ++i) { |
111 if (temporary_zoom_levels_[i].render_process_id == render_process_id && | 125 if (temporary_zoom_levels_[i].render_process_id == render_process_id && |
112 temporary_zoom_levels_[i].render_view_id == render_view_id) { | 126 temporary_zoom_levels_[i].render_view_id == render_view_id) { |
113 return temporary_zoom_levels_[i].zoom_level; | 127 return temporary_zoom_levels_[i].zoom_level; |
114 } | 128 } |
115 } | 129 } |
116 return 0; | 130 return 0; |
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138 | 152 |
139 if (level && i == temporary_zoom_levels_.size()) { | 153 if (level && i == temporary_zoom_levels_.size()) { |
140 TemporaryZoomLevel temp; | 154 TemporaryZoomLevel temp; |
141 temp.render_process_id = render_process_id; | 155 temp.render_process_id = render_process_id; |
142 temp.render_view_id = render_view_id; | 156 temp.render_view_id = render_view_id; |
143 temp.zoom_level = level; | 157 temp.zoom_level = level; |
144 temporary_zoom_levels_.push_back(temp); | 158 temporary_zoom_levels_.push_back(temp); |
145 } | 159 } |
146 } | 160 } |
147 | 161 |
148 std::string host; | 162 for (size_t i = 0; i < zoom_level_changed_callbacks_.size(); i++) |
149 NotificationService::current()->Notify( | 163 zoom_level_changed_callbacks_[i].Run(std::string()); |
150 NOTIFICATION_ZOOM_LEVEL_CHANGED, | |
151 Source<HostZoomMap>(this), | |
152 Details<const std::string>(&host)); | |
153 } | 164 } |
154 | 165 |
155 void HostZoomMapImpl::Observe(int type, | 166 void HostZoomMapImpl::Observe(int type, |
156 const NotificationSource& source, | 167 const NotificationSource& source, |
157 const NotificationDetails& details) { | 168 const NotificationDetails& details) { |
158 switch (type) { | 169 switch (type) { |
159 case NOTIFICATION_RENDER_VIEW_HOST_WILL_CLOSE_RENDER_VIEW: { | 170 case NOTIFICATION_RENDER_VIEW_HOST_WILL_CLOSE_RENDER_VIEW: { |
160 base::AutoLock auto_lock(lock_); | 171 base::AutoLock auto_lock(lock_); |
161 int render_view_id = Source<RenderViewHost>(source)->GetRoutingID(); | 172 int render_view_id = Source<RenderViewHost>(source)->GetRoutingID(); |
162 int render_process_id = | 173 int render_process_id = |
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173 } | 184 } |
174 default: | 185 default: |
175 NOTREACHED() << "Unexpected preference observed."; | 186 NOTREACHED() << "Unexpected preference observed."; |
176 } | 187 } |
177 } | 188 } |
178 | 189 |
179 HostZoomMapImpl::~HostZoomMapImpl() { | 190 HostZoomMapImpl::~HostZoomMapImpl() { |
180 } | 191 } |
181 | 192 |
182 } // namespace content | 193 } // namespace content |
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