078ce97c41
This allows to you install a custom callback that can do anything with Role::Display data before it's returned by GJsonArrayModel::data().
50 lines
1.8 KiB
C++
50 lines
1.8 KiB
C++
#pragma once
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#include <AK/JsonArray.h>
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#include <LibGUI/GModel.h>
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class GJsonArrayModel final : public GModel {
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public:
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struct FieldSpec {
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FieldSpec(const String& a_json_field_name, const String& a_column_name, TextAlignment a_text_alignment, Function<GVariant(const GVariant&)>&& a_massage_for_display = {})
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: json_field_name(a_json_field_name)
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, column_name(a_column_name)
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, text_alignment(a_text_alignment)
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, massage_for_display(move(a_massage_for_display))
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{
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}
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String json_field_name;
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String column_name;
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TextAlignment text_alignment;
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Function<GVariant(const GVariant&)> massage_for_display;
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};
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static NonnullRefPtr<GJsonArrayModel> create(const String& json_path, Vector<FieldSpec>&& fields)
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{
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return adopt(*new GJsonArrayModel(json_path, move(fields)));
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}
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virtual ~GJsonArrayModel() override {}
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virtual int row_count(const GModelIndex& = GModelIndex()) const override { return m_array.size(); }
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virtual int column_count(const GModelIndex& = GModelIndex()) const override { return m_fields.size(); }
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virtual String column_name(int column) const override { return m_fields[column].column_name; }
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virtual ColumnMetadata column_metadata(int) const override;
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virtual GVariant data(const GModelIndex&, Role = Role::Display) const override;
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virtual void update() override;
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const String& json_path() const { return m_json_path; }
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void set_json_path(const String& json_path);
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private:
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GJsonArrayModel(const String& json_path, Vector<FieldSpec>&& fields)
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: m_json_path(json_path)
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, m_fields(move(fields))
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{
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}
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String m_json_path;
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Vector<FieldSpec> m_fields;
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JsonArray m_array;
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};
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