Rich editable text implementation using spannables

chrome/renderer/extensions/automation_internal_custom_bindings.cc

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/renderer/extensions/automation_internal_custom_bindings.h"
 
 #include <stddef.h>
 #include <stdint.h>
 
 #include <memory>
@@ skipping 724 matching lines @@
         result.Set(v8::String::NewFromUtf8(isolate, attr_value.c_str()));
       });
   RouteNodeIDFunction(
       "GetNameFrom", [](v8::Isolate* isolate, v8::ReturnValue<v8::Value> result,
                         TreeCache* cache, ui::AXNode* node) {
         ui::AXNameFrom name_from = static_cast<ui::AXNameFrom>(
             node->data().GetIntAttribute(ui::AX_ATTR_NAME_FROM));
         std::string name_from_str = ui::ToString(name_from);
         result.Set(v8::String::NewFromUtf8(isolate, name_from_str.c_str()));
       });
+  RouteNodeIDFunction(
+      "GetBold", [](v8::Isolate* isolate, v8::ReturnValue<v8::Value> result,
+                    TreeCache* cache, ui::AXNode* node) {
+        bool value = (node->data().GetIntAttribute(ui::AX_ATTR_TEXT_STYLE) &
+                      ui::AX_TEXT_STYLE_BOLD) != 0;
+        result.Set(v8::Boolean::New(isolate, value));
+      });
+  RouteNodeIDFunction(
+      "GetItalic", [](v8::Isolate* isolate, v8::ReturnValue<v8::Value> result,
+                      TreeCache* cache, ui::AXNode* node) {
+        bool value = (node->data().GetIntAttribute(ui::AX_ATTR_TEXT_STYLE) &
+                      ui::AX_TEXT_STYLE_ITALIC) != 0;
+        result.Set(v8::Boolean::New(isolate, value));
+      });
+  RouteNodeIDFunction("GetUnderline", [](v8::Isolate* isolate,
+                                         v8::ReturnValue<v8::Value> result,
+                                         TreeCache* cache, ui::AXNode* node) {
+    bool value = (node->data().GetIntAttribute(ui::AX_ATTR_TEXT_STYLE) &
+                  ui::AX_TEXT_STYLE_UNDERLINE) != 0;
+    result.Set(v8::Boolean::New(isolate, value));
+  });
+  RouteNodeIDFunction("GetLineThrough", [](v8::Isolate* isolate,
+                                           v8::ReturnValue<v8::Value> result,
+                                           TreeCache* cache, ui::AXNode* node) {
+    bool value = (node->data().GetIntAttribute(ui::AX_ATTR_TEXT_STYLE) &
+                  ui::AX_TEXT_STYLE_LINE_THROUGH) != 0;
+    result.Set(v8::Boolean::New(isolate, value));
+  });
   RouteNodeIDFunction("GetChecked", [](v8::Isolate* isolate,
                                        v8::ReturnValue<v8::Value> result,
                                        TreeCache* cache, ui::AXNode* node) {
     const ui::AXCheckedState checked_state = static_cast<ui::AXCheckedState>(
         node->data().GetIntAttribute(ui::AX_ATTR_CHECKED_STATE));
     if (checked_state) {
       const std::string checked_str = ui::ToString(checked_state);
       result.Set(v8::String::NewFromUtf8(isolate, checked_str.c_str()));
     }
   });
@@ skipping 684 matching lines @@
     for (auto id : ids)
       nodes->AppendInteger(id);
     args.Append(std::move(nodes));
   }
 
   bindings_system_->DispatchEventInContext("automationInternal.onNodesRemoved",
                                            &args, nullptr, context());
 }
 
 }  // namespace extensions