content/common/ax_content_node_data.cc

   1 // Copyright 2015 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "base/strings/string_number_conversions.h"
   6 #include "content/common/ax_content_node_data.h"
   7
   8 using base::IntToString;
   9
  10 namespace content {
  11
  12 namespace {
  13
  14 // Helper function that finds a key in a vector of pairs by matching on the
  15 // first value, and returns an iterator.
  16 template<typename FirstType, typename SecondType>
  17 typename std::vector<std::pair<FirstType, SecondType>>::const_iterator
  18     FindInVectorOfPairs(
  19         FirstType first,
  20         const std::vector<std::pair<FirstType, SecondType>>& vector) {
  21   return std::find_if(vector.begin(),
  22                       vector.end(),
  23                       [first](std::pair<FirstType, SecondType> const& p) {
  24                         return p.first == first;
  25                       });
  26 }
  27
  28 }  // namespace
  29
  30 AXContentNodeData::AXContentNodeData() {
  31 }
  32
  33 AXContentNodeData::~AXContentNodeData() {
  34 }
  35
  36 bool AXContentNodeData::HasContentIntAttribute(
  37     AXContentIntAttribute attribute) const {
  38   auto iter = FindInVectorOfPairs(attribute, content_int_attributes);
  39   return iter != content_int_attributes.end();
  40 }
  41
  42 int AXContentNodeData::GetContentIntAttribute(
  43     AXContentIntAttribute attribute) const {
  44   int result;
  45   if (GetContentIntAttribute(attribute, &result))
  46     return result;
  47   return 0;
  48 }
  49
  50 bool AXContentNodeData::GetContentIntAttribute(
  51     AXContentIntAttribute attribute, int* value) const {
  52   auto iter = FindInVectorOfPairs(attribute, content_int_attributes);
  53   if (iter != content_int_attributes.end()) {
  54     *value = iter->second;
  55     return true;
  56   }
  57
  58   return false;
  59 }
  60
  61 void AXContentNodeData::AddContentIntAttribute(
  62     AXContentIntAttribute attribute, int32 value) {
  63   content_int_attributes.push_back(std::make_pair(attribute, value));
  64 }
  65
  66 std::string AXContentNodeData::ToString() const {
  67   std::string result = AXNodeData::ToString();
  68
  69   for (auto iter : content_int_attributes) {
  70     std::string value = IntToString(iter.second);
  71     switch (iter.first) {
  72       case AX_CONTENT_ATTR_ROUTING_ID:
  73         result += " routing_id=" + value;
  74         break;
  75       case AX_CONTENT_ATTR_PARENT_ROUTING_ID:
  76         result += " parent_routing_id=" + value;
  77         break;
  78       case AX_CONTENT_ATTR_CHILD_ROUTING_ID:
  79         result += " child_routing_id=" + value;
  80         break;
  81       case AX_CONTENT_ATTR_CHILD_BROWSER_PLUGIN_INSTANCE_ID:
  82         result += " child_browser_plugin_instance_id=" + value;
  83         break;
  84       case AX_CONTENT_INT_ATTRIBUTE_LAST:
  85         NOTREACHED();
  86         break;
  87     }
  88   }
  89
  90   return result;
  91 }
  92
  93 }  // namespace ui