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| 1 // Copyright (c) 2013 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 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/accessibility_ui.h" | 5 #include "content/browser/accessibility/accessibility_ui.h" |
| 6 | 6 |
| 7 #include "base/bind.h" | 7 #include "base/bind.h" |
| 8 #include "base/bind_helpers.h" | 8 #include "base/bind_helpers.h" |
| 9 #include "base/json/json_writer.h" | 9 #include "base/json/json_writer.h" |
| 10 #include "base/strings/string_number_conversions.h" | 10 #include "base/strings/string_number_conversions.h" |
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| 223 CHECK(args->GetString(1, &route_id_str)); | 223 CHECK(args->GetString(1, &route_id_str)); |
| 224 CHECK(base::StringToInt(process_id_str, &process_id)); | 224 CHECK(base::StringToInt(process_id_str, &process_id)); |
| 225 CHECK(base::StringToInt(route_id_str, &route_id)); | 225 CHECK(base::StringToInt(route_id_str, &route_id)); |
| 226 | 226 |
| 227 RenderViewHost* rvh = RenderViewHost::FromID(process_id, route_id); | 227 RenderViewHost* rvh = RenderViewHost::FromID(process_id, route_id); |
| 228 if (!rvh) { | 228 if (!rvh) { |
| 229 std::unique_ptr<base::DictionaryValue> result(new base::DictionaryValue()); | 229 std::unique_ptr<base::DictionaryValue> result(new base::DictionaryValue()); |
| 230 result->SetInteger(kProcessIdField, process_id); | 230 result->SetInteger(kProcessIdField, process_id); |
| 231 result->SetInteger(kRouteIdField, route_id); | 231 result->SetInteger(kRouteIdField, route_id); |
| 232 result->Set("error", new base::StringValue("Renderer no longer exists.")); | 232 result->Set("error", new base::StringValue("Renderer no longer exists.")); |
| 233 web_ui()->CallJavascriptFunction("accessibility.showTree", *(result.get())); | 233 web_ui()->CallJavascriptFunctionUnsafe("accessibility.showTree", |
| 234 *(result.get())); |
| 234 return; | 235 return; |
| 235 } | 236 } |
| 236 | 237 |
| 237 std::unique_ptr<base::DictionaryValue> result(BuildTargetDescriptor(rvh)); | 238 std::unique_ptr<base::DictionaryValue> result(BuildTargetDescriptor(rvh)); |
| 238 auto web_contents = static_cast<WebContentsImpl*>( | 239 auto web_contents = static_cast<WebContentsImpl*>( |
| 239 WebContents::FromRenderViewHost(rvh)); | 240 WebContents::FromRenderViewHost(rvh)); |
| 240 std::unique_ptr<AccessibilityTreeFormatter> formatter; | 241 std::unique_ptr<AccessibilityTreeFormatter> formatter; |
| 241 if (g_show_internal_accessibility_tree) | 242 if (g_show_internal_accessibility_tree) |
| 242 formatter.reset(new AccessibilityTreeFormatterBlink()); | 243 formatter.reset(new AccessibilityTreeFormatterBlink()); |
| 243 else | 244 else |
| 244 formatter.reset(AccessibilityTreeFormatter::Create()); | 245 formatter.reset(AccessibilityTreeFormatter::Create()); |
| 245 base::string16 accessibility_contents_utf16; | 246 base::string16 accessibility_contents_utf16; |
| 246 std::vector<AccessibilityTreeFormatter::Filter> filters; | 247 std::vector<AccessibilityTreeFormatter::Filter> filters; |
| 247 filters.push_back(AccessibilityTreeFormatter::Filter( | 248 filters.push_back(AccessibilityTreeFormatter::Filter( |
| 248 base::ASCIIToUTF16("*"), | 249 base::ASCIIToUTF16("*"), |
| 249 AccessibilityTreeFormatter::Filter::ALLOW)); | 250 AccessibilityTreeFormatter::Filter::ALLOW)); |
| 250 formatter->SetFilters(filters); | 251 formatter->SetFilters(filters); |
| 251 formatter->FormatAccessibilityTree( | 252 formatter->FormatAccessibilityTree( |
| 252 web_contents->GetRootBrowserAccessibilityManager()->GetRoot(), | 253 web_contents->GetRootBrowserAccessibilityManager()->GetRoot(), |
| 253 &accessibility_contents_utf16); | 254 &accessibility_contents_utf16); |
| 254 result->Set("tree", | 255 result->Set("tree", |
| 255 new base::StringValue( | 256 new base::StringValue( |
| 256 base::UTF16ToUTF8(accessibility_contents_utf16))); | 257 base::UTF16ToUTF8(accessibility_contents_utf16))); |
| 257 web_ui()->CallJavascriptFunction("accessibility.showTree", *(result.get())); | 258 web_ui()->CallJavascriptFunctionUnsafe("accessibility.showTree", |
| 259 *(result.get())); |
| 258 } | 260 } |
| 259 | 261 |
| 260 } // namespace content | 262 } // namespace content |
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