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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" |
11 #include "base/values.h" | 11 #include "base/values.h" |
12 #include "content/browser/renderer_host/render_process_host_impl.h" | 12 #include "content/browser/renderer_host/render_process_host_impl.h" |
13 #include "content/browser/renderer_host/render_view_host_impl.h" | 13 #include "content/browser/renderer_host/render_view_host_impl.h" |
14 #include "content/common/view_messages.h" | 14 #include "content/common/view_messages.h" |
15 #include "content/public/browser/browser_context.h" | 15 #include "content/public/browser/browser_context.h" |
16 #include "content/public/browser/browser_thread.h" | 16 #include "content/public/browser/browser_thread.h" |
17 #include "content/public/browser/notification_service.h" | 17 #include "content/public/browser/notification_service.h" |
18 #include "content/public/browser/notification_types.h" | 18 #include "content/public/browser/notification_types.h" |
19 #include "content/public/browser/resource_context.h" | 19 #include "content/public/browser/resource_context.h" |
20 #include "content/public/common/page_zoom.h" | 20 #include "content/public/common/page_zoom.h" |
21 #include "googleurl/src/gurl.h" | 21 #include "googleurl/src/gurl.h" |
22 #include "net/base/net_util.h" | 22 #include "net/base/net_util.h" |
23 #include "third_party/WebKit/Source/WebKit/chromium/public/WebView.h" | 23 #include "third_party/WebKit/Source/WebKit/chromium/public/WebView.h" |
24 | 24 |
25 using WebKit::WebView; | 25 using WebKit::WebView; |
26 using content::BrowserThread; | |
27 using content::RenderProcessHost; | |
28 using content::RenderViewHost; | |
29 | 26 |
30 static const char* kHostZoomMapKeyName = "content_host_zoom_map"; | 27 static const char* kHostZoomMapKeyName = "content_host_zoom_map"; |
31 | 28 |
32 namespace content { | 29 namespace content { |
33 | 30 |
34 HostZoomMap* HostZoomMap::GetForBrowserContext(BrowserContext* context) { | 31 HostZoomMap* HostZoomMap::GetForBrowserContext(BrowserContext* context) { |
35 HostZoomMapImpl* rv = static_cast<HostZoomMapImpl*>( | 32 HostZoomMapImpl* rv = static_cast<HostZoomMapImpl*>( |
36 context->GetUserData(kHostZoomMapKeyName)); | 33 context->GetUserData(kHostZoomMapKeyName)); |
37 if (!rv) { | 34 if (!rv) { |
38 rv = new HostZoomMapImpl(); | 35 rv = new HostZoomMapImpl(); |
39 context->SetUserData(kHostZoomMapKeyName, rv); | 36 context->SetUserData(kHostZoomMapKeyName, rv); |
40 } | 37 } |
41 return rv; | 38 return rv; |
42 } | 39 } |
43 | 40 |
44 } // namespace content | |
45 | |
46 HostZoomMapImpl::HostZoomMapImpl() | 41 HostZoomMapImpl::HostZoomMapImpl() |
47 : default_zoom_level_(0.0) { | 42 : default_zoom_level_(0.0) { |
48 registrar_.Add( | 43 registrar_.Add( |
49 this, content::NOTIFICATION_RENDER_VIEW_HOST_WILL_CLOSE_RENDER_VIEW, | 44 this, NOTIFICATION_RENDER_VIEW_HOST_WILL_CLOSE_RENDER_VIEW, |
tfarina
2012/10/30 22:19:06
this fits above now.
| |
50 content::NotificationService::AllSources()); | 45 NotificationService::AllSources()); |
51 } | 46 } |
52 | 47 |
53 void HostZoomMapImpl::CopyFrom(HostZoomMap* copy_interface) { | 48 void HostZoomMapImpl::CopyFrom(HostZoomMap* copy_interface) { |
54 // This can only be called on the UI thread to avoid deadlocks, otherwise | 49 // This can only be called on the UI thread to avoid deadlocks, otherwise |
55 // UI: a.CopyFrom(b); | 50 // UI: a.CopyFrom(b); |
56 // IO: b.CopyFrom(a); | 51 // IO: b.CopyFrom(a); |
57 // can deadlock. | 52 // can deadlock. |
58 DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI)); | 53 DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI)); |
59 HostZoomMapImpl* copy = static_cast<HostZoomMapImpl*>(copy_interface); | 54 HostZoomMapImpl* copy = static_cast<HostZoomMapImpl*>(copy_interface); |
60 base::AutoLock auto_lock(lock_); | 55 base::AutoLock auto_lock(lock_); |
61 base::AutoLock copy_auto_lock(copy->lock_); | 56 base::AutoLock copy_auto_lock(copy->lock_); |
62 for (HostZoomLevels::const_iterator i(copy->host_zoom_levels_.begin()); | 57 for (HostZoomLevels::const_iterator i(copy->host_zoom_levels_.begin()); |
63 i != copy->host_zoom_levels_.end(); ++i) { | 58 i != copy->host_zoom_levels_.end(); ++i) { |
64 host_zoom_levels_[i->first] = i->second; | 59 host_zoom_levels_[i->first] = i->second; |
65 } | 60 } |
66 } | 61 } |
67 | 62 |
68 double HostZoomMapImpl::GetZoomLevel(const std::string& host) const { | 63 double HostZoomMapImpl::GetZoomLevel(const std::string& host) const { |
69 base::AutoLock auto_lock(lock_); | 64 base::AutoLock auto_lock(lock_); |
70 HostZoomLevels::const_iterator i(host_zoom_levels_.find(host)); | 65 HostZoomLevels::const_iterator i(host_zoom_levels_.find(host)); |
71 return (i == host_zoom_levels_.end()) ? default_zoom_level_ : i->second; | 66 return (i == host_zoom_levels_.end()) ? default_zoom_level_ : i->second; |
72 } | 67 } |
73 | 68 |
74 void HostZoomMapImpl::SetZoomLevel(const std::string& host, double level) { | 69 void HostZoomMapImpl::SetZoomLevel(const std::string& host, double level) { |
75 DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI)); | 70 DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI)); |
76 | 71 |
77 { | 72 { |
78 base::AutoLock auto_lock(lock_); | 73 base::AutoLock auto_lock(lock_); |
79 | 74 |
80 if (content::ZoomValuesEqual(level, default_zoom_level_)) | 75 if (ZoomValuesEqual(level, default_zoom_level_)) |
81 host_zoom_levels_.erase(host); | 76 host_zoom_levels_.erase(host); |
82 else | 77 else |
83 host_zoom_levels_[host] = level; | 78 host_zoom_levels_[host] = level; |
84 } | 79 } |
85 | 80 |
86 // Notify renderers from this browser context. | 81 // Notify renderers from this browser context. |
87 for (RenderProcessHost::iterator i(RenderProcessHost::AllHostsIterator()); | 82 for (RenderProcessHost::iterator i(RenderProcessHost::AllHostsIterator()); |
88 !i.IsAtEnd(); i.Advance()) { | 83 !i.IsAtEnd(); i.Advance()) { |
89 RenderProcessHost* render_process_host = i.GetCurrentValue(); | 84 RenderProcessHost* render_process_host = i.GetCurrentValue(); |
90 if (HostZoomMap::GetForBrowserContext( | 85 if (HostZoomMap::GetForBrowserContext( |
91 render_process_host->GetBrowserContext()) == this) { | 86 render_process_host->GetBrowserContext()) == this) { |
92 render_process_host->Send( | 87 render_process_host->Send( |
93 new ViewMsg_SetZoomLevelForCurrentURL(host, level)); | 88 new ViewMsg_SetZoomLevelForCurrentURL(host, level)); |
94 } | 89 } |
95 } | 90 } |
96 | 91 |
97 content::NotificationService::current()->Notify( | 92 NotificationService::current()->Notify( |
98 content::NOTIFICATION_ZOOM_LEVEL_CHANGED, | 93 NOTIFICATION_ZOOM_LEVEL_CHANGED, |
tfarina
2012/10/30 22:19:06
fits above;
| |
99 content::Source<HostZoomMap>(this), | 94 Source<HostZoomMap>(this), |
100 content::Details<const std::string>(&host)); | 95 Details<const std::string>(&host)); |
101 } | 96 } |
102 | 97 |
103 double HostZoomMapImpl::GetDefaultZoomLevel() const { | 98 double HostZoomMapImpl::GetDefaultZoomLevel() const { |
104 return default_zoom_level_; | 99 return default_zoom_level_; |
105 } | 100 } |
106 | 101 |
107 void HostZoomMapImpl::SetDefaultZoomLevel(double level) { | 102 void HostZoomMapImpl::SetDefaultZoomLevel(double level) { |
108 default_zoom_level_ = level; | 103 default_zoom_level_ = level; |
109 } | 104 } |
110 | 105 |
(...skipping 32 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... | |
143 if (level && i == temporary_zoom_levels_.size()) { | 138 if (level && i == temporary_zoom_levels_.size()) { |
144 TemporaryZoomLevel temp; | 139 TemporaryZoomLevel temp; |
145 temp.render_process_id = render_process_id; | 140 temp.render_process_id = render_process_id; |
146 temp.render_view_id = render_view_id; | 141 temp.render_view_id = render_view_id; |
147 temp.zoom_level = level; | 142 temp.zoom_level = level; |
148 temporary_zoom_levels_.push_back(temp); | 143 temporary_zoom_levels_.push_back(temp); |
149 } | 144 } |
150 } | 145 } |
151 | 146 |
152 std::string host; | 147 std::string host; |
153 content::NotificationService::current()->Notify( | 148 NotificationService::current()->Notify( |
154 content::NOTIFICATION_ZOOM_LEVEL_CHANGED, | 149 NOTIFICATION_ZOOM_LEVEL_CHANGED, |
tfarina
2012/10/30 22:19:06
fits above.
| |
155 content::Source<HostZoomMap>(this), | 150 Source<HostZoomMap>(this), |
156 content::Details<const std::string>(&host)); | 151 Details<const std::string>(&host)); |
157 } | 152 } |
158 | 153 |
159 void HostZoomMapImpl::Observe( | 154 void HostZoomMapImpl::Observe(int type, |
160 int type, | 155 const NotificationSource& source, |
161 const content::NotificationSource& source, | 156 const NotificationDetails& details) { |
162 const content::NotificationDetails& details) { | |
163 switch (type) { | 157 switch (type) { |
164 case content::NOTIFICATION_RENDER_VIEW_HOST_WILL_CLOSE_RENDER_VIEW: { | 158 case NOTIFICATION_RENDER_VIEW_HOST_WILL_CLOSE_RENDER_VIEW: { |
165 base::AutoLock auto_lock(lock_); | 159 base::AutoLock auto_lock(lock_); |
166 int render_view_id = | 160 int render_view_id = Source<RenderViewHost>(source)->GetRoutingID(); |
167 content::Source<RenderViewHost>(source)->GetRoutingID(); | |
168 int render_process_id = | 161 int render_process_id = |
169 content::Source<RenderViewHost>(source)->GetProcess()->GetID(); | 162 Source<RenderViewHost>(source)->GetProcess()->GetID(); |
170 | 163 |
171 for (size_t i = 0; i < temporary_zoom_levels_.size(); ++i) { | 164 for (size_t i = 0; i < temporary_zoom_levels_.size(); ++i) { |
172 if (temporary_zoom_levels_[i].render_process_id == render_process_id && | 165 if (temporary_zoom_levels_[i].render_process_id == render_process_id && |
173 temporary_zoom_levels_[i].render_view_id == render_view_id) { | 166 temporary_zoom_levels_[i].render_view_id == render_view_id) { |
174 temporary_zoom_levels_.erase(temporary_zoom_levels_.begin() + i); | 167 temporary_zoom_levels_.erase(temporary_zoom_levels_.begin() + i); |
175 break; | 168 break; |
176 } | 169 } |
177 } | 170 } |
178 break; | 171 break; |
179 } | 172 } |
180 default: | 173 default: |
181 NOTREACHED() << "Unexpected preference observed."; | 174 NOTREACHED() << "Unexpected preference observed."; |
182 } | 175 } |
183 } | 176 } |
184 | 177 |
185 HostZoomMapImpl::~HostZoomMapImpl() { | 178 HostZoomMapImpl::~HostZoomMapImpl() { |
186 } | 179 } |
180 | |
181 } // namespace content | |
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