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38 lines
1.3 KiB
C++
38 lines
1.3 KiB
C++
#pragma once
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#include <LibGUI/GModel.h>
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class GSortingProxyModel final : public GModel {
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public:
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static Retained<GSortingProxyModel> create(Retained<GModel>&& model) { return adopt(*new GSortingProxyModel(move(model))); }
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virtual ~GSortingProxyModel() override;
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virtual int row_count() const override;
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virtual int column_count() const override;
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virtual String row_name(int) const override;
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virtual String column_name(int) const override;
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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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virtual void activate(const GModelIndex&) override;
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virtual int key_column() const override { return m_key_column; }
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virtual GSortOrder sort_order() const override { return m_sort_order; }
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virtual void set_key_column_and_sort_order(int, GSortOrder) override;
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GModelIndex map_to_target(const GModelIndex&) const;
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private:
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explicit GSortingProxyModel(Retained<GModel>&&);
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GModel& target() { return *m_target; }
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const GModel& target() const { return *m_target; }
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void resort();
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Retained<GModel> m_target;
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Vector<int> m_row_mappings;
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int m_key_column { -1 };
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GSortOrder m_sort_order { GSortOrder::Ascending };
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};
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