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1 // Copyright 2013 The Chromium Authors. All rights reserved. | 1 // Copyright 2013 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 "content/browser/accessibility/browser_accessibility_android.h" | 5 #include "content/browser/accessibility/browser_accessibility_android.h" |
6 | 6 |
| 7 #include "base/containers/hash_tables.h" |
7 #include "base/i18n/break_iterator.h" | 8 #include "base/i18n/break_iterator.h" |
| 9 #include "base/lazy_instance.h" |
8 #include "base/strings/string_number_conversions.h" | 10 #include "base/strings/string_number_conversions.h" |
9 #include "base/strings/string_util.h" | 11 #include "base/strings/string_util.h" |
10 #include "base/strings/stringprintf.h" | 12 #include "base/strings/stringprintf.h" |
11 #include "base/strings/utf_string_conversions.h" | 13 #include "base/strings/utf_string_conversions.h" |
12 #include "content/app/strings/grit/content_strings.h" | 14 #include "content/app/strings/grit/content_strings.h" |
13 #include "content/browser/accessibility/browser_accessibility_manager_android.h" | 15 #include "content/browser/accessibility/browser_accessibility_manager_android.h" |
14 #include "content/common/accessibility_messages.h" | 16 #include "content/common/accessibility_messages.h" |
15 #include "content/public/common/content_client.h" | 17 #include "content/public/common/content_client.h" |
16 #include "third_party/skia/include/core/SkColor.h" | 18 #include "third_party/skia/include/core/SkColor.h" |
17 #include "ui/accessibility/ax_role_properties.h" | 19 #include "ui/accessibility/ax_role_properties.h" |
18 #include "ui/accessibility/platform/ax_android_constants.h" | 20 #include "ui/accessibility/platform/ax_android_constants.h" |
| 21 #include "ui/accessibility/platform/ax_platform_unique_id.h" |
19 #include "ui/accessibility/platform/ax_snapshot_node_android_platform.h" | 22 #include "ui/accessibility/platform/ax_snapshot_node_android_platform.h" |
20 | 23 |
21 namespace aria_strings { | 24 namespace aria_strings { |
22 const char kAriaLivePolite[] = "polite"; | 25 const char kAriaLivePolite[] = "polite"; |
23 const char kAriaLiveAssertive[] = "assertive"; | 26 const char kAriaLiveAssertive[] = "assertive"; |
24 } | 27 } |
25 | 28 |
26 namespace { | 29 namespace { |
27 | 30 |
28 // These are enums from android.text.InputType in Java: | 31 // These are enums from android.text.InputType in Java: |
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55 | 58 |
56 } // namespace | 59 } // namespace |
57 | 60 |
58 namespace content { | 61 namespace content { |
59 | 62 |
60 // static | 63 // static |
61 BrowserAccessibility* BrowserAccessibility::Create() { | 64 BrowserAccessibility* BrowserAccessibility::Create() { |
62 return new BrowserAccessibilityAndroid(); | 65 return new BrowserAccessibilityAndroid(); |
63 } | 66 } |
64 | 67 |
65 BrowserAccessibilityAndroid::BrowserAccessibilityAndroid() { | 68 using UniqueIdMap = base::hash_map<int32_t, BrowserAccessibilityAndroid*>; |
| 69 // Map from each AXPlatformNode's unique id to its instance. |
| 70 base::LazyInstance<UniqueIdMap>::DestructorAtExit g_unique_id_map = |
| 71 LAZY_INSTANCE_INITIALIZER; |
| 72 |
| 73 // static |
| 74 BrowserAccessibilityAndroid* BrowserAccessibilityAndroid::GetFromUniqueId( |
| 75 int32_t unique_id) { |
| 76 UniqueIdMap* unique_ids = g_unique_id_map.Pointer(); |
| 77 auto iter = unique_ids->find(unique_id); |
| 78 if (iter != unique_ids->end()) |
| 79 return iter->second; |
| 80 |
| 81 return nullptr; |
| 82 } |
| 83 |
| 84 BrowserAccessibilityAndroid::BrowserAccessibilityAndroid() |
| 85 : unique_id_(ui::GetNextAXPlatformNodeUniqueId()) { |
| 86 g_unique_id_map.Get()[unique_id_] = this; |
66 first_time_ = true; | 87 first_time_ = true; |
67 } | 88 } |
68 | 89 |
| 90 BrowserAccessibilityAndroid::~BrowserAccessibilityAndroid() { |
| 91 if (unique_id_) |
| 92 g_unique_id_map.Get().erase(unique_id_); |
| 93 } |
| 94 |
69 bool BrowserAccessibilityAndroid::IsNative() const { | 95 bool BrowserAccessibilityAndroid::IsNative() const { |
70 return true; | 96 return true; |
71 } | 97 } |
72 | 98 |
73 void BrowserAccessibilityAndroid::OnLocationChanged() { | 99 void BrowserAccessibilityAndroid::OnLocationChanged() { |
74 manager()->NotifyAccessibilityEvent( | 100 manager()->NotifyAccessibilityEvent( |
75 BrowserAccessibilityEvent::FromTreeChange, | 101 BrowserAccessibilityEvent::FromTreeChange, |
76 ui::AX_EVENT_LOCATION_CHANGED, | 102 ui::AX_EVENT_LOCATION_CHANGED, |
77 this); | 103 this); |
78 } | 104 } |
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1409 int BrowserAccessibilityAndroid::CountChildrenWithRole(ui::AXRole role) const { | 1435 int BrowserAccessibilityAndroid::CountChildrenWithRole(ui::AXRole role) const { |
1410 int count = 0; | 1436 int count = 0; |
1411 for (uint32_t i = 0; i < PlatformChildCount(); i++) { | 1437 for (uint32_t i = 0; i < PlatformChildCount(); i++) { |
1412 if (PlatformGetChild(i)->GetRole() == role) | 1438 if (PlatformGetChild(i)->GetRole() == role) |
1413 count++; | 1439 count++; |
1414 } | 1440 } |
1415 return count; | 1441 return count; |
1416 } | 1442 } |
1417 | 1443 |
1418 } // namespace content | 1444 } // namespace content |
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