ladybird/Libraries/LibGUI/GJsonArrayModel.cpp
Andreas Kling 014f8ca8c4 AK: Allow JsonValue to store 64-bit integers internally
Add dedicated internal types for Int64 and UnsignedInt64. This makes it
a bit more straightforward to work with 64-bit numbers (instead of just
implicitly storing them as doubles.)
2019-10-29 16:36:50 +01:00

65 lines
1.7 KiB
C++

#include <AK/JsonObject.h>
#include <LibCore/CFile.h>
#include <LibGUI/GJsonArrayModel.h>
void GJsonArrayModel::update()
{
auto file = CFile::construct(m_json_path);
if (!file->open(CIODevice::ReadOnly)) {
dbg() << "Unable to open " << file->filename();
return;
}
auto json = JsonValue::from_string(file->read_all());
ASSERT(json.is_array());
m_array = json.as_array();
did_update();
}
GModel::ColumnMetadata GJsonArrayModel::column_metadata(int column) const
{
ASSERT(column < m_fields.size());
return { 100, m_fields[column].text_alignment };
}
GVariant GJsonArrayModel::data(const GModelIndex& index, Role role) const
{
auto& field_spec = m_fields[index.column()];
auto& object = m_array.at(index.row()).as_object();
if (role == GModel::Role::Display) {
auto& json_field_name = field_spec.json_field_name;
auto data = object.get(json_field_name);
if (field_spec.massage_for_display)
return field_spec.massage_for_display(object);
if (data.is_number())
return data.to_i32();
return object.get(json_field_name).to_string();
}
if (role == GModel::Role::Sort) {
if (field_spec.massage_for_sort)
return field_spec.massage_for_sort(object);
return data(index, Role::Display);
}
if (role == GModel::Role::Custom) {
if (field_spec.massage_for_custom)
return field_spec.massage_for_custom(object);
return {};
}
return {};
}
void GJsonArrayModel::set_json_path(const String& json_path)
{
if (m_json_path == json_path)
return;
m_json_path = json_path;
update();
}