OLD | NEW |
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 "content/browser/accessibility/browser_accessibility_manager_win.h" | 5 #include "content/browser/accessibility/browser_accessibility_manager_win.h" |
6 | 6 |
7 #include "base/command_line.h" | 7 #include "base/command_line.h" |
8 #include "base/win/scoped_comptr.h" | 8 #include "base/win/scoped_comptr.h" |
9 #include "base/win/windows_version.h" | 9 #include "base/win/windows_version.h" |
10 #include "content/browser/accessibility/browser_accessibility_state_impl.h" | 10 #include "content/browser/accessibility/browser_accessibility_state_impl.h" |
11 #include "content/browser/accessibility/browser_accessibility_win.h" | 11 #include "content/browser/accessibility/browser_accessibility_win.h" |
12 #include "content/browser/renderer_host/legacy_render_widget_host_win.h" | 12 #include "content/browser/renderer_host/legacy_render_widget_host_win.h" |
13 #include "content/common/accessibility_messages.h" | 13 #include "content/common/accessibility_messages.h" |
14 #include "ui/base/win/atl_module.h" | 14 #include "ui/base/win/atl_module.h" |
15 | 15 |
16 namespace content { | 16 namespace content { |
17 | 17 |
18 // static | 18 // static |
19 BrowserAccessibilityManager* BrowserAccessibilityManager::Create( | 19 BrowserAccessibilityManager* BrowserAccessibilityManager::Create( |
20 const ui::AXTreeUpdate& initial_tree, | 20 const ui::AXTreeUpdate& initial_tree, |
21 BrowserAccessibilityDelegate* delegate, | 21 BrowserAccessibilityDelegate* delegate, |
22 BrowserAccessibilityFactory* factory) { | 22 BrowserAccessibilityFactory* factory) { |
23 return new BrowserAccessibilityManagerWin( | 23 return new BrowserAccessibilityManagerWin( |
24 content::LegacyRenderWidgetHostHWND::Create(GetDesktopWindow()), | 24 NULL, NULL, initial_tree, delegate, factory); |
25 NULL, initial_tree, delegate, factory); | |
26 } | 25 } |
27 | 26 |
28 BrowserAccessibilityManagerWin* | 27 BrowserAccessibilityManagerWin* |
29 BrowserAccessibilityManager::ToBrowserAccessibilityManagerWin() { | 28 BrowserAccessibilityManager::ToBrowserAccessibilityManagerWin() { |
30 return static_cast<BrowserAccessibilityManagerWin*>(this); | 29 return static_cast<BrowserAccessibilityManagerWin*>(this); |
31 } | 30 } |
32 | 31 |
33 BrowserAccessibilityManagerWin::BrowserAccessibilityManagerWin( | 32 BrowserAccessibilityManagerWin::BrowserAccessibilityManagerWin( |
34 LegacyRenderWidgetHostHWND* accessible_hwnd, | 33 LegacyRenderWidgetHostHWND* accessible_hwnd, |
35 IAccessible* parent_iaccessible, | 34 IAccessible* parent_iaccessible, |
36 const ui::AXTreeUpdate& initial_tree, | 35 const ui::AXTreeUpdate& initial_tree, |
37 BrowserAccessibilityDelegate* delegate, | 36 BrowserAccessibilityDelegate* delegate, |
38 BrowserAccessibilityFactory* factory) | 37 BrowserAccessibilityFactory* factory) |
39 : BrowserAccessibilityManager(initial_tree, delegate, factory), | 38 : BrowserAccessibilityManager(initial_tree, delegate, factory), |
40 parent_hwnd_(NULL), | 39 parent_hwnd_(NULL), |
41 parent_iaccessible_(parent_iaccessible), | 40 parent_iaccessible_(parent_iaccessible), |
42 tracked_scroll_object_(NULL), | 41 tracked_scroll_object_(NULL), |
43 accessible_hwnd_(accessible_hwnd), | 42 accessible_hwnd_(accessible_hwnd), |
44 focus_event_on_root_needed_(false) { | 43 focus_event_on_root_needed_(false) { |
45 ui::win::CreateATLModuleIfNeeded(); | 44 ui::win::CreateATLModuleIfNeeded(); |
46 if (accessible_hwnd_) { | 45 if (!accessible_hwnd_) |
47 accessible_hwnd_->set_browser_accessibility_manager(this); | 46 accessible_hwnd_ = LegacyRenderWidgetHostHWND::CreateForTesting(this); |
48 parent_hwnd_ = accessible_hwnd_->GetParent(); | 47 parent_hwnd_ = accessible_hwnd_->GetParent(); |
49 } | |
50 } | 48 } |
51 | 49 |
52 BrowserAccessibilityManagerWin::~BrowserAccessibilityManagerWin() { | 50 BrowserAccessibilityManagerWin::~BrowserAccessibilityManagerWin() { |
53 if (tracked_scroll_object_) { | 51 if (tracked_scroll_object_) { |
54 tracked_scroll_object_->Release(); | 52 tracked_scroll_object_->Release(); |
55 tracked_scroll_object_ = NULL; | 53 tracked_scroll_object_ = NULL; |
56 } | 54 } |
57 if (accessible_hwnd_) | |
58 accessible_hwnd_->OnManagerDeleted(this); | |
59 } | 55 } |
60 | 56 |
61 // static | 57 // static |
62 ui::AXTreeUpdate BrowserAccessibilityManagerWin::GetEmptyDocument() { | 58 ui::AXTreeUpdate BrowserAccessibilityManagerWin::GetEmptyDocument() { |
63 ui::AXNodeData empty_document; | 59 ui::AXNodeData empty_document; |
64 empty_document.id = 0; | 60 empty_document.id = 0; |
65 empty_document.role = ui::AX_ROLE_ROOT_WEB_AREA; | 61 empty_document.role = ui::AX_ROLE_ROOT_WEB_AREA; |
66 empty_document.state = | 62 empty_document.state = |
67 (1 << ui::AX_STATE_ENABLED) | | 63 (1 << ui::AX_STATE_ENABLED) | |
68 (1 << ui::AX_STATE_READ_ONLY) | | 64 (1 << ui::AX_STATE_READ_ONLY) | |
69 (1 << ui::AX_STATE_BUSY); | 65 (1 << ui::AX_STATE_BUSY); |
70 | 66 |
71 ui::AXTreeUpdate update; | 67 ui::AXTreeUpdate update; |
72 update.nodes.push_back(empty_document); | 68 update.nodes.push_back(empty_document); |
73 return update; | 69 return update; |
74 } | 70 } |
75 | 71 |
76 void BrowserAccessibilityManagerWin::SetAccessibleHWND( | |
77 LegacyRenderWidgetHostHWND* accessible_hwnd) { | |
78 if (accessible_hwnd_) | |
79 accessible_hwnd_->OnManagerDeleted(this); | |
80 | |
81 accessible_hwnd_ = accessible_hwnd; | |
82 | |
83 if (accessible_hwnd_) { | |
84 accessible_hwnd_->set_browser_accessibility_manager(this); | |
85 parent_hwnd_ = accessible_hwnd_->GetParent(); | |
86 } | |
87 } | |
88 | |
89 void BrowserAccessibilityManagerWin::MaybeCallNotifyWinEvent(DWORD event, | 72 void BrowserAccessibilityManagerWin::MaybeCallNotifyWinEvent(DWORD event, |
90 LONG child_id) { | 73 LONG child_id) { |
91 // If on Win 7 and complete accessibility is enabled, use the fake child HWND | 74 // If on Win 7 and complete accessibility is enabled, use the fake child HWND |
92 // to use as the root of the accessibility tree. See comments above | 75 // to use as the root of the accessibility tree. See comments above |
93 // LegacyRenderWidgetHostHWND for details. | 76 // LegacyRenderWidgetHostHWND for details. |
94 if (accessible_hwnd_ && | 77 if (accessible_hwnd_ && |
95 BrowserAccessibilityStateImpl::GetInstance()->IsAccessibleBrowser()) { | 78 BrowserAccessibilityStateImpl::GetInstance()->IsAccessibleBrowser()) { |
96 parent_hwnd_ = accessible_hwnd_->hwnd(); | 79 parent_hwnd_ = accessible_hwnd_->hwnd(); |
97 parent_iaccessible_ = accessible_hwnd_->window_accessible(); | 80 parent_iaccessible_ = accessible_hwnd_->window_accessible(); |
98 } | 81 } |
(...skipping 216 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
315 // |parent_iaccessible_| are no longer valid either, since they were | 298 // |parent_iaccessible_| are no longer valid either, since they were |
316 // derived from AccessibleHWND. We don't have to restore them to | 299 // derived from AccessibleHWND. We don't have to restore them to |
317 // previous values, though, because this should only happen | 300 // previous values, though, because this should only happen |
318 // during the destruct sequence for this window. | 301 // during the destruct sequence for this window. |
319 accessible_hwnd_ = NULL; | 302 accessible_hwnd_ = NULL; |
320 parent_hwnd_ = NULL; | 303 parent_hwnd_ = NULL; |
321 parent_iaccessible_ = NULL; | 304 parent_iaccessible_ = NULL; |
322 } | 305 } |
323 | 306 |
324 } // namespace content | 307 } // namespace content |
OLD | NEW |