GJsonArrayModel.cpp 1.7 KB

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  1. #include <AK/JsonObject.h>
  2. #include <LibCore/CFile.h>
  3. #include <LibGUI/GJsonArrayModel.h>
  4. void GJsonArrayModel::update()
  5. {
  6. CFile file(m_json_path);
  7. if (!file.open(CIODevice::ReadOnly)) {
  8. dbg() << "Unable to open " << file.filename();
  9. return;
  10. }
  11. auto json = JsonValue::from_string(file.read_all());
  12. ASSERT(json.is_array());
  13. m_array = json.as_array();
  14. did_update();
  15. }
  16. GModel::ColumnMetadata GJsonArrayModel::column_metadata(int column) const
  17. {
  18. ASSERT(column < m_fields.size());
  19. return { 100, m_fields[column].text_alignment };
  20. }
  21. GVariant GJsonArrayModel::data(const GModelIndex& index, Role role) const
  22. {
  23. auto& field_spec = m_fields[index.column()];
  24. auto& object = m_array.at(index.row()).as_object();
  25. if (role == GModel::Role::Display) {
  26. auto& json_field_name = field_spec.json_field_name;
  27. auto data = object.get(json_field_name);
  28. if (field_spec.massage_for_display)
  29. return field_spec.massage_for_display(object);
  30. if (data.is_int())
  31. return data.as_int();
  32. if (data.is_uint())
  33. return data.as_uint();
  34. return object.get(json_field_name).to_string();
  35. }
  36. if (role == GModel::Role::Sort) {
  37. if (field_spec.massage_for_sort)
  38. return field_spec.massage_for_sort(object);
  39. return data(index, Role::Display);
  40. }
  41. if (role == GModel::Role::Custom) {
  42. if (field_spec.massage_for_custom)
  43. return field_spec.massage_for_custom(object);
  44. return {};
  45. }
  46. return {};
  47. }
  48. void GJsonArrayModel::set_json_path(const String& json_path)
  49. {
  50. if (m_json_path == json_path)
  51. return;
  52. m_json_path = json_path;
  53. update();
  54. }