ladybird/Libraries/LibGUI/GJsonArrayModel.h
Andreas Kling 6e50631e35 LibGUI: Add GJsonArrayModel, a simple JSON-data-file-as-GModel helper
This makes it very easy to expose JSON files as GModels. :^)
2019-08-10 10:29:46 +02:00

38 lines
1.2 KiB
C++

#pragma once
#include <AK/JsonArray.h>
#include <LibGUI/GModel.h>
class GJsonArrayModel final : public GModel {
public:
struct FieldSpec {
String json_field_name;
String column_name;
TextAlignment text_alignment;
};
static NonnullRefPtr<GJsonArrayModel> create(const String& json_path, Vector<FieldSpec>&& fields)
{
return adopt(*new GJsonArrayModel(json_path, move(fields)));
}
virtual ~GJsonArrayModel() override {}
virtual int row_count(const GModelIndex& = GModelIndex()) const override { return m_array.size(); }
virtual int column_count(const GModelIndex& = GModelIndex()) const override { return m_fields.size(); }
virtual String column_name(int column) const override { return m_fields[column].column_name; }
virtual ColumnMetadata column_metadata(int) const override;
virtual GVariant data(const GModelIndex&, Role = Role::Display) const override;
virtual void update() override;
private:
GJsonArrayModel(const String& json_path, Vector<FieldSpec>&& fields)
: m_json_path(json_path)
, m_fields(move(fields))
{
}
String m_json_path;
Vector<FieldSpec> m_fields;
JsonArray m_array;
};